Source: https://patents.google.com/patent/CN106233362B/en
Timestamp: 2020-01-20 21:17:07
Document Index: 267662213

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CN106233362B - Display device - Google Patents
CN106233362B
CN106233362B CN201580021035.6A CN201580021035A CN106233362B CN 106233362 B CN106233362 B CN 106233362B CN 201580021035 A CN201580021035 A CN 201580021035A CN 106233362 B CN106233362 B CN 106233362B
CN201580021035.6A
CN106233362A (en
伊东亚希子
2014-04-24 Priority to JP2014-090073 priority Critical
2014-04-24 Priority to JP2014090073 priority
2015-04-20 Application filed by 夏普株式会社 filed Critical 夏普株式会社
2015-04-20 Priority to PCT/JP2015/061953 priority patent/WO2015163272A1/en
2016-12-14 Publication of CN106233362A publication Critical patent/CN106233362A/en
2019-04-05 Publication of CN106233362B publication Critical patent/CN106233362B/en
238000005452 bending Methods 0 claims description 37
230000017260 vegetative to reproductive phase transition of meristem Effects 0 description 3
-1 polyamidoimide Polymers 0 description 2
241001442589 Convoluta Species 0 description 1
Display device (10) includes: with display surface (11a) and flexible flexible display panels (11)；Being arranged, there have to be multiple, and the display supporting portion (12) of the opposite side bearing flexible display panels (11) from the side display surface (11a)；The hinge (13) that two adjacent display supporting portions (12) are pivotally pivotally supported；Angle limiting unit (18), it, which is limited, bends from flat condition with flexible display panels (11) and rotates adjacent two display (12) supporting parts and be formed by angle, at least by being respectively arranged at a pair of of hinge parts (15,16) and the engaging protrusion (19) and engagement groove part (20) engaged with each other when the angle reaches setting value is constituted.
In recent years, energetically carry out having used opening for the display device of soft and bent flexible display panels Hair, as its an example, it is known to display device documented by following patent documents 1.Display device documented by the patent document 1 It include: a pair of of the framework for being equipped with flexible display panels；With the hinge for being rotatably engaged with two frameworks, in conjunction wherein Page portion is provided with prominent axle portion.Prominent axle portion is prominent to the configuration side of flexible display panels, in folded flexible display panel, The lateral margin of flexible display panels as a result, becomes the diameter of flexible display panels and does not damage wound on the outer peripheral surface of prominent axle portion The value of the degree of display circuit.
Patent document 1:(Japan) special open 2013-50547 bulletin
But in the display device documented by above-mentioned patent document 1, since prominent axle portion is to configured with Flexible Displays Panel side is prominent, so prominent axle portion exists relative to flexible display panels in the case where making flexible display panels become flat condition In the front side of the sight of user.Therefore, prominent axle portion is produced to interfere depending on recognizing image shown in flexible display panels, And such issues that damage the design of display device.
The present invention is completed based on above-mentioned problem, it is intended that with can not damaging visibility and design Prevent the damage of flexible display panels.
Display device of the invention includes: the display surface with displayable image and flexible Flexible Displays face Plate；Display supporting portion, being arranged along the above-mentioned display surface for the above-mentioned flexible display panels for becoming flat condition, there have to be more It is a, and from the above-mentioned flexible display panels of opposite side bearing of above-mentioned display surface side；Hinge, at least by being respectively arranged on A pair of of hinge parts in two display supporting portions adjacent to each other are constituted when stating flexible display panels as flat condition, will be upper Two adjacent aforementioned display device supporting parts are stated pivotally to be pivotally supported；With angle limiting unit, limitation is with above-mentioned Flexible display panels bend from flat condition and above-mentioned adjacent two display supporting portions rotation are made to be formed by angle, above-mentioned Angle limiting unit is at least by being respectively arranged at above-mentioned a pair of of hinge parts and engaging with each other when above-mentioned angle reaches setting value A pair of of holding section is constituted.
Flexible flexible display panels as a result, are arranged by its flat state along display surface multiple Display supporting portion is supported from the opposite side of display surface side.Flexible display panels become adjacent to each other two when flat condition A display supporting portion constitutes a pair of of hinge parts of hinge by being respectively set, is pivotally pivotally supported.? This, when the flexible display panels for becoming flat condition are bent, two display supporting portions adjacent to each other pass through hinge It is rotated, at this point, when two adjacent display supporting portion angulations are more than setting value, it is possible in Flexible Displays Damage is generated on panel.At this point, when two adjacent display supporting portions turn with the bending of flexible display panels A pair of of holding section engaging that angle limiting unit is constituted when dynamic, and be respectively arranged at a pair of of hinge parts by making, is limited as a result, System is not so that two adjacent display supporting portion angulations exceed setting value.In this way, by utilizing angle limiting unit Two display supporting portions rotation directly to limit adjacent is formed by angle, makes it difficult to generate damage in flexible display panels Wound.
In addition, conventionally, as be provided with the protrusion axle portion for directly winding flexible display panels in hinge, Therefore, prominent axle portion is interfered depending on recognizing image shown in flexible display panels, and also becomes the design for making display device The main reason for deterioration.In contrast to this, a pair of of hinge by making to be set to two adjacent display supporting portions as described above Respectively arranged a pair of holding section engages with each other on component, can limit two adjacent display supporting portions and rotate formed angle Degree, accordingly, it is difficult to interfered depending on recognizing by angle limiting unit there is a situation where the image shown on the display surface of flexible display panels, And the design of display device is also excellent.
As embodiments of the present invention, preferably with flowering structure.
(1) include sliding part, be respectively arranged at above-mentioned two adjacent display supporting portions and above-mentioned hinge, make Two adjacent display supporting portions are stated to slide with rotation relative to above-mentioned hinge.As a result, in two adjacent displays When device supporting part bends with flexible display panels and rotated, two adjacent display supporting portions are by sliding part relative to conjunction The sliding of page portion.Two adjacent display supporting portions are due to being the component for supporting flexible display panels, to rotate phase The mode mutually separated is slided.Thus, it is possible to which two adjacent display supporting portions is avoided to interfere with rotation.
(2) above-mentioned two adjacent display supporting portions are configured to make when above-mentioned flexible display panels become flat condition Across gap between opposing end surface relative to each other.As a result, in the case where flexible display panels become flat condition, adjacent two aobvious The gap spaced apart for showing the opposing end surface of device supporting part, even if in two adjacent display supporting portions with Flexible Displays face The bending of plate and when rotating, also by sliding part make two adjacent display supporting portions relative to hinge slide and by More than being maintained at certain.The relaxation in the crooked position generation of the flexible display panels of bending can be eliminated in the gap.As a result, Can abirritation in the stress of the crooked position of flexible display panels.
(3) it in the bearing surface that above-mentioned two adjacent display supporting portions support above-mentioned flexible display panels, removes Above-mentioned flexible display panels are fixed in part except the end of the crooked position side of the above-mentioned flexible display panels of bending state. As a result, by the way that the bearing surface in two adjacent display supporting portions is fixed on flexible display panels, Flexible Displays face can be made The bending action of plate follows the movement for rotating two adjacent display supporting portions.Here, by flexible display panels from flat When smooth state is bent, it is possible to generate relaxation in the crooked position.In this case, two adjacent display supporting portions, due to The part in addition to the end of the crooked position side of the flexible display panels of the state of bending in bearing surface is fixed in flexibility Therefore display panel can allow the deformation with the relaxation phase companion that crooked position generates when flexible display panels are bent.
(4) aforementioned display device supporting part is at least three above-mentioned displays when above-mentioned flexible display panels become flat condition The mode that device supporting part forms a line configures, and aforementioned display device supporting part includes: to be supported to above-mentioned flexible display panels The relatively large multiple basic display unit supporting parts of bearing area；With slave display supporting part, become in above-mentioned flexible display panels Configured when flat condition in the mode between multiple above-mentioned basic display unit supporting parts, and to above-mentioned flexible display panels into The bearing area of row bearing is relatively small.Flexible display panels are by multiple basic display unit supporting parts and in flexible display panels as a result, The slave display supporting part bearing configured when as flat condition in the mode between multiple basic display unit supporting parts, therefore It is bent at least two crooked positions.The bending angle on each crooked position of flexible display panels becomes smaller as a result, because This can further mitigate the stress for bending and acting on flexible display panels.
(5) above-mentioned slave display supporting part is with above-mentioned secondary displays multiple when above-mentioned flexible display panels become flat condition Device supporting part mode adjacent to each other configures.As a result, when flexible display panels become flat condition, flexible display panels are supported The relatively small slave display supporting part of bearing area by it is multiple it is adjacent to each other in a manner of configure, it is flexible aobvious thereby, it is possible to make Show that the curvature of crooked position when panel bending is bigger.Flexible Displays are acted on thereby, it is possible to further mitigate with bending The stress of panel.
(6) multiple above-mentioned slave display supporting parts are provided with, above-mentioned display device includes distance member, above-mentioned soft Property display panel when becoming flat condition mode between multiple above-mentioned slave display supporting parts configure.As a result, in flexibility When display panel becomes flat condition, distance member is between multiple slave display supporting parts, so that flexible aobvious Show that the curvature of crooked position when panel bending is bigger.
(7) when above-mentioned flexible display panels become flat condition, above-mentioned distance member and above-mentioned slave display supporting part At least either end facet of opposing end surface relative to each other be formed with inclined surface so that the distance between above-mentioned opposing end surface with Above-mentioned flexible display panels are upwardly away from above-mentioned flexible display panels with the overlapping side of aforementioned display device supporting part and are gradually expanded. At least either end facet of the opposing end surface relative to each other in distance member and slave display supporting part is inclined surface, phase as a result, Distance end face is expanded with flexible display panels are upwardly away from overlapping side, therefore, between above-mentioned opposing end surface The situation that distance is set as certain is compared, and during fabrication, can be easy to carry out the assembling of distance member and slave display supporting part.
(8) include a pair of of connection hinge parts, be respectively arranged in above-mentioned slave display supporting part and above-mentioned distance member, And above-mentioned slave display supporting part and above-mentioned distance member are rotationally pivotally supported.It is bent as a result, in flexible display panels When, it is separately installed with slave display supporting part and the distance member rotation of a pair of of connection hinge parts.Thereby, it is possible to make secondary display Device supporting part and distance member are configured according to the shape of the crooked position of flexible display panels.
It (9) include spring members, one end side is installed on above-mentioned slave display supporting part, and another side is installed on above-mentioned Every component, and can elastic telescopic.As a result, when flexible display panels are bent, spring members are shunk, so as to make by spring The slave display supporting part and distance member of component connection are configured according to the shape of the crooked position of flexible display panels.
(10) above-mentioned basic display unit supporting part is provided with a pair, when above-mentioned flexible display panels become flat condition, on Slave display supporting part is stated between a pair of above-mentioned basic display unit supporting part, a pair of above-mentioned basic display unit supporting part is above-mentioned Flexible display panels are with the size on the Chong Die direction of above-mentioned basic display unit supporting part with far from above-mentioned slave display supporting part And the mode increased is formed.Thereby, it is possible to use with flowering structure: flexible display panels folded so that a pair of of basic display unit branch When bearing portion is relative to each other, knot that the face of the side opposite with flexible display panels side of a pair of of basic display unit supporting part is parallel to each other Structure.Thereby, it is possible to improve portability in the state of folded flexible display panel of the display device and design etc..
(11) above-mentioned a pair of of hinge parts of above-mentioned hinge are installed on pair in above-mentioned two adjacent display supporting portions The face of the opposite side for the bearing surface that above-mentioned flexible display panels are supported.Assuming that hinge parts are mounted on display supporting portion Bearing surface side when, it is possible to create the problems such as hinge parts and flexible display panels are directly interfered, still, by as described above Hinge parts are installed on to the face of the side opposite with bearing surface in display supporting portion, can be avoided such problems.
In accordance with the invention it is possible to prevent the damage of flexible display panels with not damaging visibility and design.
Fig. 1 is to indicate that flexible display panels possessed by the display device of embodiments of the present invention 1 is made to become flat condition The sectional view of state.
Fig. 2 is the bottom view for indicating that flexible display panels is made to become flat condition.
Fig. 3 is the sectional view for indicating hinge and angle limiting unit.
Fig. 4 is the bottom view for indicating hinge and angle limiting unit.
Fig. 5 is the v-v line cross-sectional view of Fig. 4.
Fig. 6 is the sectional view for indicating the state of flexible display panels bending.
Fig. 7 is the hinge for the state for indicating flexible display panels bending and the sectional view of angle limiting unit.
Fig. 8 is the state for indicating the bending of flexible display panels possessed by the display device of embodiments of the present invention 2 Sectional view.
Fig. 9 is to indicate that flexible display panels possessed by the display device of embodiments of the present invention 3 become flat condition Sectional view.
Figure 10 is to indicate that flexible display panels become the bottom view of flat condition.
Figure 11 is the sectional view for indicating the state of flexible display panels bending.
Figure 12 is to indicate that flexible display panels possessed by the display device of embodiments of the present invention 4 become flat condition Sectional view.
Figure 13 is the sectional view for indicating the state of flexible display panels bending.
Figure 14 is to indicate that flexible display panels possessed by the display device of embodiments of the present invention 5 become flat condition Sectional view.
Figure 15 is the sectional view for indicating the state of flexible display panels bending.
Figure 16 is to indicate that flexible display panels possessed by the display device of embodiments of the present invention 6 become flat condition Sectional view.
Figure 17 is the sectional view for indicating the state of flexible display panels bending.
Figure 18 is to indicate that flexible display panels possessed by the display device of embodiments of the present invention 7 become flat condition Zoom side sectional view.
Figure 19 is the zoom side sectional view for indicating the state of flexible display panels bending.
Figure 20 is to indicate that flexible display panels possessed by the display device of embodiments of the present invention 8 become flat condition Zoom side sectional view.
Figure 21 is the zoom side sectional view for indicating the state of flexible display panels bending.
Figure 22 is to indicate that flexible display panels possessed by the display device of embodiments of the present invention 9 become flat condition Sectional view.
Figure 23 is the sectional view for indicating the state of flexible display panels bending.
Figure 24 is to indicate that flexible display panels possessed by the display device of embodiments of the present invention 10 become flat condition The sectional view of state.
Figure 25 is the sectional view for indicating the state of flexible display panels bending.
1 > of < embodiment
Illustrate embodiments of the present invention 1 by FIG. 1 to FIG. 7.Illustrate in present embodiment includes flexible display panels 11 Display device 10.In addition, a part in each attached drawing indicates X-axis, Y-axis and Z axis, with each axis direction for each side shown in the drawings To mode be described.In addition, up and down direction on the basis of Fig. 1 and Fig. 3 etc., and is table side on the upside of the figure, simultaneously should Figure downside is back side.
The display device 10 is as depicted in figs. 1 and 2, comprising: with display surface 11a flexible and with displayable image Flexible display panels 11；From multiple display supporting portions 12 of the opposite side bearing flexible display panels 11 of the side display surface 11a； The hinge 13 that adjacent display supporting portion 12 is rotationally pivotally supported when by flexible display panels 11 being flat condition.This is aobvious It is oblong-shaped, short side direction and each attached drawing that showing device 10, which becomes the flat shape under flat condition in flexible display panels 11, X-direction it is consistent, longitudinal direction is consistent with the Y direction of each attached drawing.Moreover, the display device 10 can be by its longitudinal direction On central portion as crooked position, (bending) (reference Fig. 6) is folded with the size of about half.In addition, its is short for display device 10 Side size is, for example, 210mm or so, and long edge size is, for example, 297mm or so, so-called A4 size.In addition, in Fig. 2 and Fig. 4 Each display supporting portion 12 is illustrated with shade.
Flexible display panels 11 are as shown in Figure 1, be configured on flexible flexible membrane (flexible base board) in rectangular Ground is provided with multiple pixels as the unit of display.Specifically, flexible display panels 11 include at least flexible membrane and are formed in The organic LED and TFT of pixel are constituted on flexible membrane.That is, the flexible display panels 11 can be described as flexible organic EL panel.Separately Outside, in the drawings, the composition for indicating flexible display panels 11 in a simplified manner, illustrates detailed construction (not shown) below. Flexible film is such as by using polyimides, polyamide, polyamidoimide, PEN (polyethylene naphthalate) to synthesize tree The film of rouge material is constituted, and film thickness is, for example, 10 μm~100 μm or so.The organic LED for constituting pixel is layer on the flexible film The folded self-emission device for forming the luminescent layer being made of luminous organic material and each electrode etc. and obtaining.Organic LED includes rubescent color The LED of the LED of light, the LED for the coloured light that turns blue and glow green.In addition, by the flexible film by the tri- color organic LED edge R, G, B Line direction alternate repetition arrangement, constitute organic LED group, which is arranged with multiple along column direction.Constitute pixel TFT is connect with each organic LED respectively, and be arranged in a matrix form in the same manner as each organic LED have it is multiple.The TFT Such as use oxide semiconductor as semiconductor material.As oxide semiconductor, such as using with indium (In), gallium (Ga), zinc (Zn), oxygen (O) is the In-Ga-Zn-O based semiconductor (indium gallium zinc oxide) of principal component.By supplying to be given to by each TFT control The magnitude of current of each organic LED controls the luminous quantity of each organic LED, and thus, it is possible on the display surface 11a of flexible display panels 11 Full-colour image is shown with multi-grayscale.In addition, on the flexible film, in addition to multiple organic LEDs and TFT, being also formed with use In the wiring etc. to each organic LED and each TFT energization.
Display supporting portion 12 is as depicted in figs. 1 and 2, by synthetic resin material or metal material (for example, aluminium and titanium etc.) It constitutes, thickness is bigger than flexible display panels 11, and its rigidity is higher than flexible display panels 11.Therefore, Flexible Displays The part supported by each display supporting portion 12 in panel 11 can ensure high flatness.Display supporting portion 12 and flexibility Bearing surface 12a of the opposite face of display panel 11 (inner surface) as bearing flexible display panels 11.The display supporting portion 12 (fixation) is bonded in flexible display panels 11 and display surface 11a via adhesive layer 14 in the substantially the entire area of bearing surface 12a The face of opposite side.The thickness in display supporting portion 12 is, for example, 6mm or so.In addition, adhesive layer 14 is by bonding agent or glues Mixture is constituted, and preferably its thickness is, for example, 300 μm or less.In addition, when making flexible display panels 11 become flat condition, The overlapping direction in flexible display panels 11 and display supporting portion 12 is consistent with each Z-direction shown in the drawings.
Display supporting portion 12 is as depicted in figs. 1 and 2, along its long side when becoming flat condition with flexible display panels 11 Three, direction (X-direction) mode to form a line configures.The flexible display panels supported by these three display supporting portions 12 11 boundary position in each display supporting portion 12 is bent, and in the present embodiment, crooked position is two positions (referring to figure 6).Three display supporting portions 12 include: that the relatively large a pair of the bearing area that is supported to flexible display panels 11 is main aobvious Show device supporting part 12A；A relatively small slave display supporting part of the bearing area that flexible display panels 11 are supported 12B.In addition, hereinafter, A is added to the appended drawing reference of basic display unit supporting part, to pair when needing to distinctly display device supporting part 12 The appended drawing reference in display supporting portion adds B, in the case where being not necessarily to difference and general name, not to its appended drawing reference diacritic.
A pair of of basic display unit supporting part 12A is as depicted in figs. 1 and 2, in addition to the flexible display panels for becoming flat condition Except central portion in 11 longitudinal direction, the most mode of the major part and another side of supporting one end side is matched respectively It sets.The flat shape of each basic display unit supporting part 12A is oblong-shaped, the long side side of short side direction and flexible display panels 11 Unanimously to (X-direction), the short side direction (Y direction) of longitudinal direction and flexible display panels 11 is consistent.In addition, each main display The short side dimension of device supporting part 12A is, for example, 145mm or so, and long edge size is, for example, 210mm.
Slave display supporting part 12B is as depicted in figs. 1 and 2, to support the flexible display panels 11 as flat condition The mode of central portion in longitudinal direction configures.That is, slave display supporting part 12B is configured to the arrangement in display supporting portion 12 It is sandwiched between a pair of of basic display unit supporting part 12A, and is configured to and a pair of of basic display unit supporting part on direction (X-direction) The both sides of 12A are adjacent.The flat shape of slave display supporting part 12B be oblong-shaped (lengthwise band-like), short side direction with The longitudinal direction (X-direction) of flexible display panels 11 unanimously, the short side direction (Y-axis of longitudinal direction and flexible display panels 11 Direction) it is consistent.In addition, the short side dimension of slave display supporting part 12B is, for example, 7mm or so, long edge size is, for example, the left side 210mm It is right.Short that is, although the long edge size of slave display supporting part 12B is equal with the long edge size of each basic display unit supporting part 12A Side size is 1/20 or so size compared with the short side dimension of each basic display unit supporting part 12A.
Hinge 13 is as depicted in figs. 1 and 2, adjacent display when being across flexible display panels 11 as flat condition Mode on device supporting part 12 is installed on each display supporting portion 12, and along the longitudinal direction in each display supporting portion 12 The mode of (Y direction) interval arrangement is configured with multiple (specifically, each 4).Each display supporting portion 12 exists as a result, Ground axle suspension is rotationally stablized by each hinge 13 in multiple positions of interval in its longitudinal direction.Hinge 13 wraps Include the pairing being installed in each of the display supporting portion 12 adjacent when flexible display panels 11 become flat condition Page component 15,16 (the first hinge parts 15 and the second hinge parts 16).A pair of of hinge parts 15,16 are made of metal, pass through spiral shell The fixation members such as nail, are fixed with being installed on the state in each display supporting portion 12.Specifically, a pair of of hinge parts 15,16 As shown in Figure 3 and Figure 4, by being respectively arranged in mounting portion 15a, the 16a in corresponding display supporting portion 12 and overlapped turning Dynamic portion 15b, 16b are interconnected and constitute.Each mounting portion 15a, 16a, which are formed, to be had along each display supporting portion 12 and bearing The plate of the plate face of the face 12b of face 12a opposite side.Each rotation section 15b, 16b form the plate having with each mounting portion 15a, 16a The plate of orthogonal and parallel with orientation (X-direction) in each display supporting portion 12 plate face in face.Each rotation section 15b, 16b Respective major part is overlapped, and its center of rotation is penetrated through by rotation axle portion 17.Rotation axle portion 17 can limit each rotation Overlapped plate face separation in portion 15b, 16b, and each rotation section 15b, 16b can be made to rotate along the plate face.This turn Moving axis portion 17 can also be formed as one with any one in each rotation section 15b, 16b, but can also be used as and a pair of of hinge parts 15,16 different components.
But conventionally, as a part of hinge is highlightedly configured to flexible display panels side, and The protrusion of the hinge is provided with the protrusion axle portion for directly winding flexible display panels, and therefore, prominent axle portion not only hampers Hindered depending on recognize flexible display panels display surface shown by image, but also become deteriorate the design of display device master Want reason.In order to solve this problem, in the present embodiment, as shown in figure 3, being arranged in hinge 13 restricted with flexible aobvious Show the angle limiting unit 18 of the angle in the display supporting portion 12 that panel 11 is bent from flat condition and is rotated.Angle limiting unit 18 It is made of engaging protrusion 19 and engagement groove part 20 (a pair of of holding section) (referring to Fig. 7), they, which are set to, constitutes the one of hinge 13 To hinge parts 15,16 it is respective on, and display supporting portion 12 rotate and formed angle reach setting value when it is mutual Engaging.The engaging protrusion 19 and engagement groove part 20 for constituting angle limiting unit 18 as a result, are not only difficult to make to interfere depending on recognizing Flexible Displays The case where image shown by the display surface 11a of panel 11, occurs, and makes the design of display device 10 excellent.Hereinafter, Angle limiting unit 18 is described in detail.
Angle limiting unit 18 as shown in figure 3, be respectively arranged on hinge 13 whole possessed by display device 10, by This, can be such that the impact force acted on when limited angular disperses.In addition it is possible to obtain keeping the construction of whole hinges 13 common And the reducing effect of bring manufacturing cost.In the engaging protrusion 19 and engagement groove part 20 for constituting angle limiting unit 18, engaging is prominent Portion 19 is set to the rotation section 15b for constituting the first hinge parts 15, and engagement groove part 20 is set to and constitutes the second hinge parts 16 Rotation section 16b.Protrusion 19 is engaged with the rotation section from the rotation section 15b of the first hinge parts 15 towards the second hinge crystalline substance 16 The side 16b mode outstanding is formed.It is cylindric for engaging protrusion 19.In contrast, engagement groove part 20 is by by the second hinge parts The 16 rotation section part 16b grooving and formed, can insert engaging protrusion 19.Engagement groove part 20 overlooks rotation section 16b Shi Wei great Long hole shape is caused, and is the substantially arc-shaped concentric with the center of rotation of hinge 13 along the groove edge of its length direction.Cause This, the groove edge alongst of engagement groove part 20 is parallel with the outer peripheral surface of axle portion 17 is rotated.In addition, engagement groove part 20 Groove width is the degree more slightly larger than engaging the diameter dimension of protrusion 19, allows to engage the insert engagement groove part 20 of protrusion 19 and card as a result, Protrusion 19 is closed to move in engagement groove part 20.
Protrusion 19 is engaged as shown in figure 3, can be from the groove edge with the one end on the length direction of engagement groove part 20 That is the state of the first groove edge 20a contact is to the state contacted with the groove edge of another side i.e. the second groove edge 20b (referring to figure 7) it between, is moved in engagement groove part 20 along its length direction.The shift action of the engaging protrusion 19 is by engagement groove part 20 The groove edge of substantially arc-shaped alongst guides.In other words, the mobile range for engaging protrusion 19 is engaged The length dimension of groove portion 20 limits, and is (shown in Fig. 3 from the first position that the first groove edge 20a with engagement groove part 20 engages Position) to the range of the second position (position shown in Fig. 7) engaged with the second groove edge 20b.It is configured in engaging protrusion 19 In the state of first position, as shown in figure 3, the plate face in each display supporting portion 12 is parallel to each other (each plate face formation straight angle), and And flexible display panels 11 become flat condition.That is, passing through the first groove edge 20a card of engaging protrusion 19 and engagement groove part 20 It closes, it is (flexible from the state for making plate face be parallel to each other to the side that mutual plate face becomes reflex angle to limit each display supporting portion 12 The display surface 11a of display panel 11 becomes the side of reflex angle) rotation.Thereby, it is possible to prevent flexible display panels 11 and make to show Face 11a becomes the case where medially folding buckling deformation on the contrary.On the other hand, in engaging protrusion 19 from being sticked in engagement groove part When the state of 20 the first groove edge 20a is mobile to the second side groove edge 20b, with this place, each display supporting portion 12 from The state for making plate face be parallel to each other to mutual plate face become bad angle (the display surface 11a of flexible display panels 11 becomes for side The side at bad angle) rotation.Moreover, as shown in Figure 6 and Figure 7, by the second groove edge 20b for engaging protrusion 19 and engagement groove part 20 Engaging, limits the rotation more than it, so that the plate face angulation in adjacent display supporting portion 12 does not exceed setting value. The setting value of the angle is set as, so that the crooked position in the flexible membrane for constituting flexible display panels 11 does not generate plastic deformation, And the size of mechanical damage etc. is not generated on the structures such as the organic LED, TFT and wiring being set on flexible membrane.As a result, Situations such as avoiding 11 overflexing of flexible display panels and being damaged.In addition, the setting value of angle can be by adjusting engaging The length dimension of groove portion 20 engages the configuration of protrusion 19 to suitably change.
In addition, in hinge 13 and the adjacent two display supporting portion 12 being rotationally pivotally supported by hinge 13 (adjacent basic display unit supporting part 12A and slave display supporting part 12B), as shown in Figure 4 and Figure 5, be respectively arranged with make it is adjacent Display supporting portion 12 be respectively relative to hinge 13 sliding sliding part 23.Sliding part 23 includes: to be respectively arranged at composition The hinge Slideslip portion 23a of a pair of of hinge parts 15,16 of hinge 13；Two adjacent display branch with being respectively arranged at The supporting part Slideslip portion 23b of bearing portion 12.Hinge Slideslip portion 23a is formed as one with a pair of of hinge parts 15,16 respectively, Specifically, being made of the sliding rail portion 23a1 outstanding of the plate face opposite with display supporting portion 12 from each mounting portion 15a, 16a. Sliding rail portion 23a1 extends in the case where making flexible display panels 11 become flat condition along glide direction, that is, X-direction, and for from The section T font that each prominent front end outstanding mounting portion 15a, 16a is stretched out to side.Sliding rail portion 23al each mounting portion 15a, 16a is arranged in a manner of being parallel to each other along Y direction at spaced intervals two.The 23b conduct of supporting part Slideslip portion The part different from display supporting portion 12, the supporting part Slideslip main body of the outer surface by being installed on display supporting portion 12 23b1 and the guide rail receiving portion 23b2 for bearing sliding rail portion 23a1 are constituted.Supporting part Slideslip main body 23b1 is formed to have and shows The plate for showing the parallel plate face in the outer surface of device supporting part 12 is fixed in display supporting portion by fixation members such as screws 12.Guide rail receiving portion 23b2 passes through prominent from the outer surface of supporting part Slideslip main body 23bl towards the side each mounting portion 15a, 16a Pairs of protrusion constitute, these protrusions form storage by configuring at spaced intervals in the Y-axis direction between these protrusions The track storage space of sliding rail portion 23a1.Each protrusion for constituting guide rail receiving portion 23b2 makes flexible display panels 11 become flat The section T font under state, extending along glide direction, that is, X-direction, and being stretched out for prominent front end to side.Moreover, Protrusion by constituting the protrusion and sliding rail portion 23a1 of a pair of of protrusion of guide rail receiving portion 23b2 mutually slides, adjacent Two display supporting portions 12 can be slided in a manner of close relative to hinge 13 or separate.The guide rail of this structure is held Being arranged at spaced intervals in a manner of being parallel to each other along Y direction by portion 23b2 (pairs of protrusion) has 2 groups.In addition, Although supporting part Slideslip main body 23b1 is each provided with one in a pair of of basic display unit supporting part 12A, supported in slave display Portion 12B is only provided with one in a manner of throughout its substantially entire width, relative to a supporting part Slideslip main body 23b1 Commonly there are two sliding rail portion 23a1 possessed by the difference of hinge 13 for installation.That is, in the slave display supporting part 12B of sharing A supporting part Slideslip main body 23b1 on be separately installed with and constitute a side side in two hinges 13 (shown in Fig. 3 and Fig. 7 Left side) the second hinge parts 16 sliding rail portion 23a1 and constitute another party side (Fig. 3 and right side shown in Fig. 7) first close The sliding rail portion 23al of page component 15.
But when adjacent two display supporting portions 12 rotation, as shown in Figure 3 and Figure 7, two adjacent display branch The center of rotation of bearing portion 12 is in the rotation axle portion 17 for constituting hinge 13, which is configured at each display supporting portion Near the central location of 12 thickness direction.Thus, it is supposed that in the case where the structure to be not provided with above-mentioned sliding part, to turn Moving axis portion 17 is center of rotation, and when two adjacent display supporting portions 12 rotate, the flexibility of the end of the side opposing end surface 12c is aobvious Show that the corner of 11 side of panel is close to each other.At this point, if the sliding part 23 of structure as described above is provided with, in companion It is adjacent by sliding part 23 when rotating two adjacent display supporting portions 12 with the bending of flexible display panels 11 It is slided in a manner of being separated respectively from hinge 13 in two display supporting portions 12.Two adjacent display supporting portions 12 by In supporting flexible display panels 11 in a manner of bonding via adhesive layer 14 and flexible display panels 11, therefore, Shi Yixiang is rotated The mode mutually separated is slided.In more detail, two adjacent display supporting portions 12 are slided by sliding part 23, by This, the positional relationship in the corner of 11 side of flexible display panels of the end of the side opposing end surface 12c, i.e., the distance between above-mentioned corner is total It is to be maintained as more than certain.Thus, it is possible to avoid the above-mentioned corner in two adjacent display supporting portions 12 with rotation and The case where interfering, being rotated so as to avoid obstruction display supporting portion 12.In addition, making curved flexible display panels 11 When restoring flat condition, by sliding part 23, two adjacent display supporting portions 12 are with side close with hinge 13 respectively Formula sliding.
Moreover, the two display supporting portions 12 adjacent to each other when flexible display panels 11 become flat condition are (adjacent Basic display unit supporting part 12A and slave display supporting part 12B) as depicted in figs. 1 and 2, between mutual opposing end surface 12c It is configured across defined clearance C l.The clearance C 1 spreads the overall length along the long side direction in display supporting portion 12 with certain width Degree is set between the opposing end surface 12c in two adjacent display supporting portions 12.Interval (the opposite end relative to each other of clearance C 1 Distance between the 12c of face), in order to eliminate with adjacent two display supporting portions 12 rotation and curved flexible display panels 11 The relaxation of upper generation, and it is set as enough sizes.Specifically, even if being rotated with two adjacent display supporting portions 12 And it is bent flexible display panels 11 from flat condition, it also can be by two adjacent display branch by above-mentioned sliding part 23 The positional relationship of bearing portion 12 maintains more than certain in the clearance C 1 that opposing end surface 12c is spaced apart.Therefore, even if being bent Flexible display panels 11 on generate relaxation, the relaxation can also be eliminated by forming the clearance C 1 of sufficient distance, as a result, may be used To mitigate the stress for the crooked position that may act on flexible display panels 11.Above-mentioned clearance C 1 is formed as than constituting hinge The bigger degree of the width dimensions of rotation section 15b, 16b in 13 each hinge parts 15,16.Therefore, each hinge parts 15,16 Rotation section 15b, 16b its entirety can be contained in completely in clearance C 1.That is, clearance C 1 doubles as the receiving of rotation section 15b, 16b Construction.Moreover, rotation section 15b, 16b for being contained in clearance C 1 are configured at spaced intervals between flexible display panels 11, no The position that 11 side of flexible display panels is more leaned on than the bearing surface 12a in display supporting portion 12 can be projected into.In other words, between being contained in Rotation section 15b, 16b in gap C1 are configured to keep out of the way relative to the bearing surface 12a in display supporting portion 12 (withdrawal) and arrive and flexibility The opposite side in 11 side of display panel.
As described above, the display device 10 of present embodiment includes: the display surface 11a with displayable image and has There are flexible flexible display panels 11；Display supporting portion 12, along the aobvious of the flexible display panels 11 for becoming flat condition Show that face 11a is arranged and there are multiple, and opposite side bearing flexible display panels 11 from the side display surface 11a；Hinge 13, The one of two display supporting portions 12 adjacent to each other when at least by being respectively arranged at flexible display panels 11 as flat condition Hinge parts 15,16 are constituted, two adjacent display supporting portions 12 are pivotally pivotally supported；Angle limiting unit 18, it limits and is bent with flexible display panels 11 from flat condition and two adjacent display supporting portions 12 is made to rotate institute's shape At angle, at least by being respectively arranged at a pair of of engaging hinge parts 15,16 and be mutually clamped when angle reaches setting value Protrusion 19 and engagement groove part 20 (a pair of of holding section) are constituted,.
Flexible flexible display panels 11 as a result, pass through what is be arranged in its flat state along display surface 11a Multiple display supporting portions 12 are supported from the opposite side of the side display surface 11a.Flexible display panels 11 become flat condition when that This two adjacent display supporting portion 12 constitutes a pair of of hinge parts 15,16 of hinge 13, by being respectively set can turn Dynamic mode is pivotally supported.Here, adjacent to each other two aobvious when the flexible display panels 11 for becoming flat condition are bent Show that device supporting part 12 is rotated by hinge 13, at this point, when two adjacent 12 angulations of display supporting portion are super When crossing setting value, it is possible to generate damage in flexible display panels 11.At this point, working as two adjacent display supportings When portion 12 is rotated with the bending of flexible display panels 11, a pair of of hinge parts 15,16 are respectively arranged at by making and are constituted The engaging protrusion 19 and engagement groove part 20 of angle limiting unit 18 engage, and are limited two display branch so that adjacent as a result, 12 angulation of bearing portion does not exceed setting value.In this way, by directly limiting adjacent two using angle limiting unit 18 Display supporting portion rotation 12 is formed by angle, makes it difficult to generate damage in flexible display panels 11.
In addition, conventionally, as be provided with the protrusion axle portion for directly winding flexible display panels in hinge, Therefore, prominent axle portion is interfered depending on recognizing image shown in flexible display panels, and also becomes the design for making display device The main reason for deterioration.In contrast to this, the pairing by making to be set to two adjacent display supporting portions 12 as described above Respectively arranged engaging protrusion 19 and engagement groove part 20 engage with each other on page component 15,16, can limit two adjacent displays The rotation of device supporting part 12 is formed by angle, accordingly, it is difficult to which the image shown on the display surface 11a of flexible display panels 11 occurs Depending on recognizing the case where being interfered by angle limiting unit 18, and the design of display device 10 is also excellent.
In addition, including sliding part 23, adjacent two display supporting portions 12 and hinge 13 are respectively arranged at, phase is made It is slided with rotation relative to hinge 13 in two adjacent display supporting portions 12.As a result, in two adjacent display branch When bearing portion 12 bends with flexible display panels 11 and rotated, two adjacent display supporting portions 12 are opposite by sliding part 23 It is slided in hinge 13.Two adjacent display supporting portions 12 due to be support flexible display panels 11 component, It is slided in a manner of being separated from each other when rotating.Thus, it is possible to avoid the adjoint rotation in two adjacent display supporting portions 12 and phase Mutually interference.
In addition, two adjacent display supporting portions 12 are configured to make when flexible display panels 11 become flat condition that Across clearance C 1 between this opposite opposing end surface 12c.It is adjacent as a result, in the case where flexible display panels 11 become flat condition The clearance C 1 spaced apart of the opposing end surface 12c in two display supporting portions 12, even if in two adjacent display supporting portions 12 with the bending of flexible display panels 11 when rotating, and two adjacent display supporting portions are made also by sliding part 23 12 slide relative to hinge 13 and are maintained at more than certain.The flexible display panels in bending can be eliminated in the clearance C 1 The relaxation that 11 crooked position generates.Thereby, it is possible to abirritations in the stress of the crooked position of flexible display panels 11.
In addition, display supporting portion 12 is at least three display supportings when flexible display panels 11 become flat condition The mode that portion forms a line configures, and display supporting portion 12 includes: the bearing area phase supported to flexible display panels 11 To big multiple basic display unit supporting part 12A；With slave display supporting part 12B, become flat condition in flexible display panels 11 It is configured when state in the mode between multiple basic display unit supporting part 12A, and flexible display panels 11 are supported Bearing area is relatively small.Flexible display panels 11 as a result, by multiple basic display unit supporting part 12A and in flexible display panels 11 The slave display supporting part 12B branch configured when as flat condition in the mode between multiple basic display unit supporting part 12A It holds, therefore is bent at least two crooked positions.The bending angle on each crooked position of flexible display panels 11 becomes as a result, Must be smaller, therefore can further mitigate with the stress for being bent and acting on flexible display panels 11.
In addition, a pair of of hinge parts 15,16 of hinge 13 be installed on two adjacent display supporting portions 12 with it is right The face 12b of the opposite side of the bearing surface that flexible display panels 11 are supported.Assuming that hinge parts are installed on display branch When the bearing surface side 12a of bearing portion 12, it is possible to produce the problems such as hinge parts and flexible display panels 11 are directly interfered, still, As described above, passing through the face for the side opposite with bearing surface 12a that hinge parts 15,16 are installed on to display supporting portion 12 12b can be avoided such problems.
2 > of < embodiment
Illustrate embodiments of the present invention 2 using Fig. 8.Preferably in 2, expression changes adhesive layer 114 Form the structure of range.In addition, omitting duplicate theory for structure, function and effect same as above-mentioned embodiment 1 It is bright.
The adhesive layer 114 of present embodiment is as shown in figure 8, to be configured at the bearing surface 112a in each display supporting portion 112 Major part, but a part formation range for not configuring is formed.Specifically, the bearing surface in each display supporting portion 112 In 112a, the end of the crooked position side of the flexible display panels 111 of bending state is the non-formation region of adhesive layer 114, and Major part in addition to the end of above-mentioned crooked position side is the forming region of adhesive layer 114.Specifically, each basic display unit branch The non-formation region of the adhesive layer 114 of bearing portion 112A is the region of such as 5mm or so from the end position of above-mentioned crooked position side. In addition, the non-formation region of the adhesive layer 114 of slave display supporting part 112B is the example from the end position of above-mentioned crooked position side Such as the region of 2mm or so.By forming this structure, in each display supporting portion 112 with flexible display panels 111 from flat State fold and when rotating, even if the crooked position in flexible display panels 111 generates relaxation, due to the crooked position not by Adhesive layer 114 is fixed on display supporting portion 112, therefore, becomes with the deformation freedom degree of the relaxation phase companion generated in crooked position It is high.Stress is difficult to act on flexible display panels due to the deformation of the relaxation generated in flexible display panels 111 as a result, On 111.
As described above, according to the present embodiment, two adjacent display supporting portions 112, to flexible display panels 111 Portion in the bearing surface 112a supported, in addition to the end of the crooked position side of the flexible display panels 111 of bending state Divide and is fixed in flexible display panels 111.As a result, by by the bearing surface 112a in two adjacent display supporting portions 112 Flexible display panels 111 are fixed on, the bending action of flexible display panels 111 can be made, which to follow, makes two adjacent display branch The movement that bearing portion 112 rotates.Here, when flexible display panels 111 are bent from flat condition, it is possible to be produced in its crooked position Raw relaxation.Even if in this case, two adjacent display supporting portions 112, due to removing bending state in bearing surface 112a Flexible display panels 111 crooked position side end except part be fixed in flexible display panels 111, therefore, can To allow the deformation with the relaxation phase companion that crooked position generates when flexible display panels 111 are bent.
3 > of < embodiment
Illustrate embodiments of the present invention 3 using Fig. 9~Figure 11.It is indicated in the embodiment 3 and above-mentioned embodiment party Formula 1 compares the structure for changing the setting number in display supporting portion 212.In addition, for structure same as above-mentioned embodiment 1 It makes, functions and effects, the repetitive description thereof will be omitted.
As shown in Figure 9 and Figure 10, be provided with becomes flat in flexible display panels 211 to the display device 210 of present embodiment Four display supporting portions 212 of a column are arranged in when smooth state.The Flexible Displays supported by this four display supporting portions 212 Boundary position of the panel 211 in each display supporting portion 212 is bent, and in the present embodiment, crooked position is at 3 (referring to figure 11).Four display supporting portions 212 include: two basic display unit supporting part 212A；With between two basic display unit supporting parts Mode between 212A configures and two slave display supporting part 212B of continuous arrangement configuration.Four display supporting portions In 212, about two slave displays supporting part 212B, bearing surface 212a substantially the entire area by adhesive layer 214 with it is soft Property display panel 211 bond, and about two basic display unit supporting part 212A, a part of bearing surface 212a is not over viscous It closes layer 214 and flexible display panels 211 bonds.Each basic display unit supporting part 212A, the master recorded with above-mentioned embodiment 2 are aobvious Show that device supporting part is identical, the end of the adjacent side slave display supporting part 212B in bearing surface 212a becomes adhesive layer 214 Non-formation region, major part in addition to this becomes the forming region of adhesive layer 214.In addition, making each display branch in Figure 10 Bearing portion 212 with shade is illustrated.
In addition, being installed respectively when flexible display panels 211 become flat condition in adjacent display supporting portion 212 There are the first hinge parts 215 or the second hinge parts 216 for constituting hinge 213, as a result, adjacent display supporting portion 212 It can bend and rotate with flexible display panels 211.Hinge 213 is along the orientation in each display supporting portion 212 The mode that (X-direction) arranges three configures.Hinge 213 includes: rotationally to be pivotally supported adjacent basic display unit supporting part The part of 212A and slave display supporting part 212B；The portion of two adjacent slave display supporting part 212B is supported with rotatable shaft Point, the former is spaced one from compartment of terrain along Y direction and arranges four, and the latter is spaced one from compartment of terrain along Y direction and arranges Three.
Moreover, as shown in Figure 9 and Figure 10, these hinges 213 be respectively arranged with to flexible display panels 211 from Flat condition bending and the angle limiting unit 218 that is limited of angle in display supporting portion 212 rotated.Angle limiting unit 218 include being respectively arranged on a pair of of the hinge parts 215,216 for constituting hinge 213, and 212 turns of display supporting portion Angle that is dynamic and being formed reaches the engaging protrusion 219 being mutually clamped when setting value and engagement groove part 220 constitutes (referring to Fig.1 1).? This, it is as shown in figure 11, curved in the state of folded flexible display panel 211 in the display device 210 of present embodiment Pars convoluta position is at 3, and crooked position increases compared to crooked position documented by above-mentioned embodiment 1.Therewith, it is limited by angle Each display supporting portion 212 that portion 218 processed limits is formed by the setting value of angle than setting documented by above-mentioned embodiment 1 Definite value is small.Due to reducing the setting value of above-mentioned angle, the length ruler of the engagement groove part 220 of angle limiting unit 218 is constituted It is very little shorter than length dimension documented by above-mentioned embodiment 1.In addition, sliding part 223 is respectively arranged at adjacent basic display unit Supporting part 212A and slave display supporting part 212B and the hinge 213 for being rotationally pivotally supported them, and set respectively The hinge 213 for being placed in two adjacent slave display supporting part 212B and being rotationally pivotally supported them.
In addition, the display device 210 of present embodiment, short side dimension is, for example, 182mm or so, and long edge size example For example 257mm or so is so-called B5 size.In addition, the thickness in each display supporting portion 212 is, for example, 5mm or so.Each master Display supporting portion 212A, short side dimension is, for example, 123mm or so, and long edge size is, for example, 182mm or so.It is each secondary aobvious Show device supporting part 212B, short side dimension is, for example, 5mm or so, and long edge size is, for example, 182mm or so.In addition, each master The non-formation region of the adhesive layer 214 of display supporting portion 212A is the end position from the crooked position side of flexible display panels 211 The region of such as 5mm or so is set.
As described above, according to the present embodiment, slave display supporting part 212B is to become flat in flexible display panels 211 Multiple modes adjacent to each other configure when smooth state.As a result, when flexible display panels 211 become flat condition, due to soft The relatively small slave display supporting part 212B of the bearing area that property display panel 211 is supported by it is multiple it is adjacent to each other in a manner of Configuration, so as to further increase the curvature of crooked position when bending flexible display panels 211.Thereby, it is possible to further It mitigates with the stress for being bent and acting on flexible display panels 211.
4 > of < embodiment
Illustrate embodiments of the present invention 4 using Figure 12, Figure 13.It is indicated in the embodiment 4 and above-mentioned embodiment party Formula 3 compares the structure for changing the setting number in display supporting portion 312.In addition, for similarly being tied with above-mentioned embodiment 3 Structure, functions and effects, the repetitive description thereof will be omitted.
As shown in Figure 12 and Figure 13, the display device 310 of present embodiment, which is provided with, becomes flat in flexible display panels 311 Five display supporting portions 312 of a column are arranged in when smooth state.The Flexible Displays supported by this five display supporting portions 312 Boundary position of the panel 311 in each display supporting portion 312 is bent, and in the present embodiment, crooked position is at 4 (referring to figure 13).Five display supporting portions 312 include: two basic display unit supporting part 312A；With between two basic display unit supporting parts Mode between 312A configures and three slave display supporting part 312B of continuous arrangement configuration.That is, being configured to above-mentioned A slave display supporting part 312B has been added in structure documented by embodiment 3.
5 > of < embodiment
Illustrate embodiments of the present invention 5 using Figure 14, Figure 15.It is indicated in the embodiment 5 and above-mentioned embodiment party Formula 1 compares the structure for changing the setting number in display supporting portion 412.In addition, for similarly being tied with above-mentioned embodiment 1 Structure, functions and effects, the repetitive description thereof will be omitted.
As shown in figure 14, the display device 410 of present embodiment, which is provided with, becomes flat condition in flexible display panels 411 When be arranged in five display supporting portions 412 of a column.The flexible display panels supported by this five display supporting portions 412 411 boundary position in each display supporting portion 412 is bent, and in the present embodiment, crooked position is at 4 (referring to Fig.1 5). Five display supporting portions 412 include: three basic display unit supporting part 412A；With to be respectively interposed in three basic display unit supporting parts Two slave display supporting part 412B that mode between 412A configures.Three basic display unit supporting part 412A include two kinds of sizes Supporting part, the maximum supporting part of bearing area supported to flexible display panels 411 is provided with one, is configured at soft Property display panel 411 longitudinal direction central location, and in contrast, there are two identical for the small supporting part setting of bearing area , they are respectively arranged at the end positions of the longitudinal direction of flexible display panels 411.Two slave display supporting part 412B exist It is configured between the basic display unit supporting part 412A of end side and the basic display unit supporting part 412A for being configured at center side and is arranged.Soft Property adjacent display supporting portion 412 (basic display unit supporting part 412A and slave display when becoming flat condition of display panel 411 Supporting part 412B) on be separately installed with hinge 413, adjacent display supporting portion 412 can be with Flexible Displays face as a result, Plate 411 bends and rotates.In addition, sliding part 423 is respectively arranged at adjacent (the basic display unit supporting part of display supporting portion 412 412A and slave display supporting part 412B) and the hinge 413 that is rotationally pivotally supported them.The display of present embodiment fills 410 are set, by forming this structure, makes two basic display unit supporting part 412A of two end sides with the basic display unit branch with center side Bearing portion 412A is rotated in a manner of relative to shape, and as a result, as shown in figure 15, flexible display panels 411 are integrally rolled over from flat condition It is folded.That is, the display device 410 can be to split around formula folding.
6 > of < embodiment
Illustrate embodiments of the present invention 6 using Figure 16, Figure 17.The embodiment 6 is indicated in above-mentioned embodiment 3 In documented structure, it is also equipped with the distance member 22 configured in the mode between two slave display supporting part 512B Structure.In addition, the repetitive description thereof will be omitted for structure, function and effect same as above-mentioned embodiment 3.
As shown in figure 16, the display device 510 of present embodiment includes to be located at configuration in the Flexible Displays of flat condition The distance member 22 that mode between two slave display supporting part 512B of the center side of the longitudinal direction of panel 511 configures. Distance member 22 is made of material identical with each display supporting portion 512, and is oblong-shaped when overlooking, long side ruler Very little, short side dimension and thickness and each slave display supporting part 512B are substantially same.Two basic display unit supporting part 512A, Bearing surface 512a in the whole region in addition to the end opposite with slave display supporting part 512B, by adhesive layer 514 with it is soft Property display panel 511 bond.And the bearing surface 512a of two slave display supporting part 512B and distance member 22 is not entire Region and flexible display panels 511 bond.Two slave display supporting part 512B pass through hinge 513 respectively with rotatable side Formula is pivotally supported each basic display unit supporting part 512A in both ends.On the other hand, two slave display supporting part 512B and between it Between distance member 22 by being connected by flexible plate material 26, by be mutually rotatably mounted.Flexible material 26 is to close At resin system or metal lamellar, there is enough flexibility in the same manner as the flexible membrane for constituting flexible display panels 511.It can Flexible plate material 26 is respectively arranged in the bearing surface 512a of slave display supporting part 512B and the bearing Flexible Displays of distance member 22 The bearing surface 22a of panel 511.
Distance member 22 is as shown in figure 16, the section that the orientation (X-direction) along each display supporting portion 512 is cut off Shape is generally trapezoidal shape, and opposite opposing end surface 22b is inclined surface 24 with adjacent slave display supporting part 512B.Spacer portion The opposing end surface 22b (inclined surface 24) opposite with adjacent slave display supporting part 512B of part 22 is in slave display supporting part The opposing end surface 512c's of the side 512B is spaced apart the configuration of 2 ground of clearance C.Moreover, above-mentioned inclined surface 24 has the interval of clearance C 2 (distance between opposing end surface 22b, 512c) is with the overlapping direction (figure in flexible display panels 511 with display supporting portion 512 Z-direction shown in 16) on far from flexible display panels 511 gradient that is gradually expanded.On the other hand, with 22 phase of distance member In adjacent slave display supporting part 512B, the opposing end surface 512c opposite with distance member 22 is inclined surface 25.The inclined surface 25 Interval with clearance C 2 is upwardly away from flexible show with the overlapping side in display supporting portion 512 in flexible display panels 511 The gradient showing panel 511 and being gradually expanded.The tilt angle of these inclined surface 24,25 is roughly the same.Therefore, in Flexible Displays face Plate 511 is under flat condition, and above-mentioned clearance C 2 forms isosceles triangle shape in terms of side.Moreover, adjoint by Flexible Displays face Plate 511 is folded from flat condition, and above-mentioned clearance C 2 slowly expands (referring to Fig.1 7).In the state that the folding is completed, two Slave display supporting part 512B and intervenient distance member 22 according to the crooked position of flexible display panels 511 shape It is properly configured, and the curvature of the crooked position of flexible display panels 511 is bigger.
In addition, the display device 510 of present embodiment, short side dimension is, for example, 257mm or so, and long edge size example For example 364mm or so is so-called B4 size.In addition, each 512 thickness of display supporting portion is, for example, 8mrn or so.Each master Display supporting portion 512A, short side dimension is, for example, 177mrn or so, and long edge size is, for example, 257mm or so.Each pair Display supporting portion 512B, short side dimension is, for example, 10mm or so, and long edge size is, for example, 257mm or so.Spacer portion Part 22, short side dimension is, for example, 10mm or so, and long edge size is, for example, 257mm or so.In addition, the axis of hinge 513 Partial diameter is, for example, 6mm or so.In addition, being also configured to not as modified embodiment of the present embodiment by basic display unit The end of the side slave display supporting part 512B of supporting part 512A and flexible display panels 511 are fixed (such as can be by 7mm's or so Width is set as on-fixed).
As described above, according to the present embodiment, including distance member 22, be provided with multiple slave display supporting parts 512B correspondingly, with flexible display panels 511 become flat condition when between multiple slave display supporting part 512B Mode configure.As a result, by being configured to make distance member 22 between multiple when flexible display panels 511 become flat condition Between slave display supporting part 512B, the curvature of crooked position when bending flexible display panels 511 can be made bigger.
In addition, flexible display panels 11 become flat condition when, distance member 22 and slave display supporting part 512 that At least either in this opposite opposing end surface 22b, 512c is formed with inclined surface 25, so that between opposing end surface 22b, 512c Distance with the overlapping side in flexible display panels 511 and display supporting portion 512 be upwardly away from flexible display panels 511 and by Flaring is big.As a result, in opposing end surface 22b, 512c relative to each other of distance member 22 and slave display supporting part 512 at least Any one is inclined surface 25, and the distance between opposing end surface 22b, 512c is upwardly away from flexible display panels 511 in overlapping side And be gradually expanded, therefore, between above-mentioned opposing end surface at a distance from the case where being set to be constant compare, when manufacture can easily into The assembly of row interval component 22 and slave display supporting part 512.
7 > of < embodiment
Illustrate embodiments of the present invention 7 using Figure 18, Figure 19.It is indicated in the embodiment 7 and above-mentioned embodiment party Formula 6 compares the structure for changing connection distance member 622 and slave display supporting part 612B.In addition, for above-mentioned implementation The same structure, function and effect of mode 6, the repetitive description thereof will be omitted.
As shown in Figure 18 and Figure 19, when the flexible display panels of present embodiment 611 are flat condition, in adjacent pair A pair of of connection hinge parts 27 are separately installed on display supporting portion 612B and distance member 622.A pair of connection hinge parts 27 be made of metal in the same manner as hinge 613, and a hinge parts 27 are installed on slave display supporting part 612B, another hinge Part 27 is installed on distance member 622.Moreover, this to hinge parts 27 by being pivotally supported by rotation axle portion 28, be able to carry out pair The rotation of display supporting portion 612B and distance member 622.The rotation axle portion 28 (centers of rotation of a pair of of hinge parts 27) is matched It is placed in the end of 611 side of flexible display panels in each inclined surface 624,625 of slave display supporting part 612B and distance member 622 Near position, therefore, each corner of slave display supporting part 612B and distance member 622 is cut out.In addition, slave display supports Portion 612B and distance member 622 are bonded by adhesive layer and flexible display panels 611.
As described above, according to the present embodiment, slave display supporting part 612B and distance member are respectively arranged in including 622, and a pair of of connection hinge parts 27 that slave display supporting part 612B and distance member 622 are rotationally pivotally supported. As a result, when flexible display panels 611 are bent, it is separately installed with the slave display supporting part 612B of a pair of of connection hinge parts 27 It can be rotated with distance member 622.Thereby, it is possible to by slave display supporting part 612B and distance member 622 according to Flexible Displays The shape of the crooked position of panel 611 is configured.
8 > of < embodiment
Illustrate embodiments of the present invention 8 using Figure 20, Figure 21.It is indicated in the embodiment 8 and above-mentioned embodiment party Formula 6 compares the structure for changing connection distance member 722 and slave display supporting part 712B.In addition, for same with embodiment 6 The structure, function and effect of sample, the repetitive description thereof will be omitted.
As shown in Figure 20 and Figure 21, when the flexible display panels of present embodiment 711 are flat condition, in adjacent pair A pair of of spring members 29 are separately installed on display supporting portion 712B and distance member 722.Spring members 29 are made of metal, can Elastic telescopic.29 one end of spring members is installed on slave display supporting part 712B, and the other end is installed on distance member On 722.In slave display supporting part 712B and distance member 722, in order to accommodate above-mentioned spring members 29, by locally cutting Fall end (opposed end) respectively with inclined surface 724,725, is formed with spring accommodating recess 30.Spring accommodating recess 30 is logical A part in longitudinal direction for crossing in the above-mentioned end for cutting away slave display supporting part 712B and distance member 722 and formed. Moreover, slave display supporting part 712B and distance member 722 are shown by flexibility as a result, by 29 physical connection of spring members When showing that panel 711 folds, can will not cause stress intensively in hinge 713 makes slave display supporting part 712B and spacer portion Part 722 rotates.In addition, slave display supporting part 712B and distance member 722 are viscous via adhesive layer and flexible display panels 711 It closes.
As described above, according to the present embodiment, including one end is installed on slave display supporting part 712B, another side Be installed on distance member 722, and can elastic telescopic spring members 29.As a result, when bending flexible display panels 711, It is shunk, the slave display supporting part 712B connected by spring members 29 and distance member 722 can be pressed by spring members 29 It is configured according to the shape of the crooked position of flexible display panels 711.
9 > of < embodiment
Illustrate embodiments of the present invention 9 using Figure 22, Figure 23.It indicates in the embodiment 9 from above-mentioned embodiment party Flexible plate material is omitted in formula 6, and changes the quantity of distance member 822.In addition, for same with above-mentioned embodiment 6 The structure, function and effect of sample, the repetitive description thereof will be omitted.
As shown in figure 22, the distance member 822 of present embodiment flexible display panels 811 become flat condition under, with Mode between two slave display supporting part 812B configures, and is configured in a manner of continuous arrangement three.Between three Every component 822, width dimensions are smaller than the distance member recorded in above-mentioned embodiment 6.In distance member adjacent to each other There is the same gap of clearance C 2 between slave display supporting part 812B and distance member 822 between 822 inclined surface 824 C2.Moreover, three distance members 822 and two slave display supporting part 812B respective bearing surface 812a, 822a are throughout entire Region is bonded by adhesive layer 814 and flexible display panels 811.Therefore, as shown in figure 23, by flexible display panels 811 from When flat condition folds, clearance C 2 and adjacent distance member 822 between slave display supporting part 812B and distance member 822 Between clearance C 2 expand respectively.The curvature of the crooked position of flexible display panels 811 can be maintained as bigger as a result,.
10 > of < embodiment
Illustrate embodiments of the present invention 10 using Figure 24, Figure 25.The embodiment 10 indicates and above-mentioned embodiment party Formula 2 compares the structure for changing the shape of basic display unit supporting part 912A.In addition, for same as above-mentioned embodiment 2 Structure, function and effect, the repetitive description thereof will be omitted.
A pair of of basic display unit supporting part 912A of present embodiment is as shown in figure 24, becomes flat with flexible display panels 911 Flexible display panels 911 when smooth state and the ruler on the overlapping direction (Z-direction shown in Figure 24) in display supporting portion 912 It is very little to be become larger with the slave display supporting part 912B far from center side, on the contrary with close to slave display supporting part 912B And the mode being gradually reduced is formed.Therefore, when flexible display panels 911 become flat condition, basic display unit supporting part 912A Formed with the face 912b of bearing surface 912a opposite side relative to bearing surface 912a it is skewed.At this point, face 912b is separate Become on the direction of slave display supporting part 912B and tilt down, on the contrary, on the direction close to slave display supporting part 912B As upward inclination.
Moreover, as shown in figure 25, when flexible display panels 911 are folded from flat condition, two basic display unit bearings Portion 912A is formed as opposite shape each other, and is formed as being generally parallel to each other with the face 912b of bearing surface 912a opposite side.That is, The display device 910 of folded state, thickness are substantially certain throughout whole region.It is aobvious thereby, it is possible to further increase The portability and design of showing device 910.In addition, under the folded state, a pair of of bearing surface 912a intersects and relatively Be formed as skewed in the face 912b of opposite side.
In addition, each basic display unit supporting part 912A, short side dimension is, for example, 145mrn or so, and long edge size is for example For 210mm or so, in addition, thickness changes within the scope of minimum value 5mm to maximum value 8.5mm.In addition, each slave display branch Bearing portion 912B, short side dimension are, for example, 7mm or so, and long edge size is, for example, 210mm or so, thickness and basic display unit The maximum value of supporting part 912A is identical, is 8.5mrn or so.In addition, the diameter of the shaft portion of hinge 913 is, for example, the left side 4mm It is right.
As described above, according to the present embodiment, basic display unit supporting part 912A is provided with a pair, in flexible display panels 911 become flat condition when, slave display supporting part 912B is mediate, and a pair of of basic display unit supporting part 912A is with Flexible Displays Panel 911 increases with the size on the Chong Die direction of basic display unit supporting part 912A with far from slave display supporting part 912B Mode formed.Thereby, it is possible to use with flowering structure: flexible display panels 911 folded so that a pair of of basic display unit bearing When portion 912A is relative to each other, the face of the side opposite with 911 side of flexible display panels of a pair of of basic display unit supporting part 912A The structure that 912b is parallel to each other.Thereby, it is possible to improve being somebody's turn to do in the state of folded flexible display panel 911 of the display device Portability and design of display device 910 etc..
< other embodiment >
The present invention is not limited to the embodiments by above-mentioned description and Detailed description of the invention, for example, following embodiment It is contained in technical scope of the invention.
(1) in the respective embodiments described above, the center of rotation of hinge and the thickness direction in display supporting portion are illustrated The substantially uniform structure in central location, but these positional relationship can suitably change.For example, the center of rotation of hinge The position of flexible display panels is more leaned in the central location that can be configured on the thickness direction than display supporting portion, in addition, closing The center of rotation in page portion can also be configured at the central location on the thickness direction than display supporting portion and more lean on Flexible Displays face The position of the opposite side of plate side.
(2) in the respective embodiments described above, the mechanism that angle limiting unit is made of engaging protrusion and engagement groove part is illustrated, but In addition to this, for example, angle limiting unit can also be made of a pair of of the engaging protrusion that can be mutually clamped.In addition, as angle Limiting unit can also be formed as being equipped with holding section, original construction of the holding section and another hinge parts on a hinge parts The structure of engaging, thus limited angular.
(3) shown in the respective embodiments described above in addition to attached drawing, the tool of the setting value of the angle limited by angle limiting unit Body value can also be suitable for changing.
(4) in the respective embodiments described above, instantiating display supporting portion is solid shape, but display supporting portion can also be with shape As the internal hollow form with cavity.In this case, circuit substrate, wiring can be stored in the cavity in display supporting portion Component, battery etc..
(5) in addition to above-mentioned each embodiment, setting number, the pair display of basic display unit supporting part can also be suitably changed The setting number and the setting number of distance member etc. of device supporting part.
(6) it in the respective embodiments described above, illustrates and is arranged in each of the whole hinge possessed by display device The case where angle limiting unit, but can also be only in a part setting angle limiting unit of hinge, and be mixed and be not provided with angle Spend the hinge of limiting unit.
(7) in addition to the respective embodiments described above, formation range, that is, each display supporting portion of adhesive layer is relative to flexibility The fixed range (non-stationary ranges) of display panel can suitably change.
(8) in addition to the respective embodiments described above, the specific structure of hinge can be suitably changed.Furthermore it is also possible to attached Add a pair of of hinge parts and rotates the structure other than axle portion.Equally, the specific structure of sliding part can suitably change.
(9) in the respective embodiments described above, the display adjacent when flexible display panels become flat condition is illustrated The spaced apart at gaps of supporting part, but adjacent when the gap and flexible display panels are flat condition show can also be could be used without Show the structure that the opposing end surface of device supporting part is in contact with each other.
(10) in addition to above-mentioned each embodiment, hinge can be with relative to the specific installation site in display supporting portion It suitably changes.Equally, sliding part can be suitably changed relative to the specific installation site in display supporting portion.But about reality The connection hinge parts that mode 7 refers to are applied, preferred disposition is near the end position of flexible display panels side.
(11) variation as above-mentioned embodiment 3~5 can also make the broad-ruler of multiple slave display supporting parts It is very little mutually different.
(12) in addition to above-mentioned embodiment 6~8, auxiliary connection display supporting portion and distance member can be suitably changed Component concrete example.
(13) it in above-mentioned embodiment 6~9, illustrates and is formed with inclination in the opposing end surface of slave display supporting part The structure in face, but can also could be used without forming the structure of inclined surface in the opposing end surface of slave display supporting part.
(14) in above-mentioned embodiment 6~9, illustrate that the opposing end surface in distance member is formed with the knot of inclined surface Structure, but can also could be used without forming the structure of inclined surface in the opposing end surface of distance member.
(15) variation of the variation as above-mentioned embodiment 6~8, embodiment 6 can also be using by viscous Close the structure that layer distinguishes fixed joint display supporting portion and distance member in flexible display panels, the deformation of embodiment 7,8 Example can also be using not distinguishing fixed joint display supporting portion and distance member with utilizing adhesive layer in flexible display panels Structure.
(16) it is more to be also configured in flexible display panels only fixation for the variation as above-mentioned embodiment 9 A respective a part of region of distance member, remaining region is not fixed in flexible display panels.
It (17), can also will be recorded in above-mentioned embodiment 6~9 in the structure that above-mentioned embodiment 3~5 refers to Structure combination.In this case, it is configured to the slave display supporting part when flexible display panels become flat condition continuously to arrange Show multiple, and distance member is between adjacent slave display supporting part.
(18) in above-mentioned each embodiment, the organic LED that instantiating has in the pixel of flexible display panels issues 3 The structure of kind color, but in addition to this, such as the knot that the organic LED having within the pixel issues white light also can be set into Structure, and the colour filter of the selective transmission white light is set on the flexible film.
(19) in above-mentioned each embodiment, the TFT that instantiating has in the pixel of flexible display panels uses oxidation Object semiconductor structure, but as the semiconductor for TFT, amorphous silicon, polysilicon, organic semiconductor etc. also can be used.
(20) it in above-mentioned each embodiment, instantiates and uses flexible organic el display as flexible display panels, But flexible liquid crystal panel, flexible electronic paper etc. in addition to this, for example also can be used as flexible display.
(21) in above-mentioned each embodiment, illustrate flexible display panels have a piece of flexible membrane structure, but Having can also be using the present invention in the display panel of the structure of two flexible membranes.Specifically, being also possible in a piece of flexibility The structure that pixel is formed on film, by another flexible membrane so that it is opposite with the forming face of above-mentioned structure of a piece of flexible membrane The structure that is bonded of mode.In addition to this, it is also possible to form the structure of pixel on a piece of flexible membrane, by another flexibility Film is so that the knot that its mode opposite with the face of opposite side (outside) of the forming face of the above-mentioned structure of a piece of flexible membrane is bonded Structure.
10,210,310,410,510,910 ... display devices, 11,111,211,311,411,511,611,711,811, 911 ... flexible display panels, 11a ... display surface, 12,112,212,312,412,512,612,712,812,912 ... displays Supporting part, 12A, 112A, 212A, 312A, 412A, 512A, 912A ... basic display unit supporting part, 12B, 112B, 212B, 312B, 412B, 512B, 612B, 712B, 812B, 912B ... slave display supporting part, 12a, 112a, 212a, 512a, 812a, 912a ... Bearing surface, the face 12b, 512b, 912b ..., 12c, 512c ... opposing end surface, 13,213,413,513,613,713 ... hinges, 15,215 ... first hinge parts, 16,216 ... second hinge parts, 18,218 ... angle limiting units, 19,219 ... engaging protrusions (holding section), 20,220 ... engagement groove parts (holding section), 22,622,722,822 ... distance members, 22a, 822a ... bearing surface, 22b ... opposing end surface, 23,223,423 ... sliding parts, 24,624,724 ... inclined surface, 25,625,725 ... inclined surface, 27 ... are even Connect hinge parts, 29 ... spring members, the gap C1 ..., the gap C2 ....
1. a kind of display device characterized by comprising
Display surface with displayable image and flexible flexible display panels；
Display supporting portion, being arranged along the display surface for the flexible display panels for becoming flat condition, there have to be more It is a, and flexible display panels described in the opposite side bearing from the display surface side；
Hinge, at least as being respectively arranged at the flexible display panels as flat condition when it is two adjacent to each other described in A pair of of hinge parts in display supporting portion are constituted, by two adjacent display supporting portions pivotally axis Bearing；
Angle limiting unit limits and bends with the flexible display panels from flat condition and make described adjacent two to show The rotation of device supporting part is formed by angle, and the angle limiting unit is at least by being respectively arranged at the pair of hinge parts and in institute It states angle and reaches a pair of of holding section composition engaged with each other when setting value；With
Sliding part is respectively arranged at two adjacent display supporting portions and the hinge, makes described adjacent two It is slided with rotation relative to the hinge in a display supporting portion.
2. display device according to claim 1, it is characterised in that:
Two adjacent display supporting portions are configured to make when the flexible display panels become flat condition phase each other Pair opposing end surface between across gap.
3. display device according to claim 1 or 2, it is characterised in that:
In the bearing surface that two adjacent display supporting portions support the flexible display panels, bending state is removed The flexible display panels crooked position side end except part be fixed on the flexible display panels.
4. display device according to claim 1 or 2, it is characterised in that:
The display supporting portion with the flexible display panels become flat condition when at least three described in display supporting The mode that portion forms a line configures,
The display supporting portion includes: that the relatively large multiple masters of the bearing area that is supported to the flexible display panels are aobvious Show device supporting part；With slave display supporting part, the flexible display panels become flat condition when between multiple described Mode between basic display unit supporting part configures, and the bearing area supported to the flexible display panels is relatively small.
5. display device according to claim 4, it is characterised in that:
The slave display supporting part is with the slave display bearings multiple when the flexible display panels become flat condition Portion's mode adjacent to each other configures.
6. display device according to claim 4, it is characterised in that:
Multiple slave display supporting parts are provided with,
The display device includes distance member, with the flexible display panels become flat condition when between multiple described Mode between slave display supporting part configures.
7. display device according to claim 6, it is characterised in that:
When the flexible display panels become flat condition, the phase each other of the distance member and the slave display supporting part Pair at least either end facet of opposing end surface be formed with inclined surface so that the distance between the opposing end surface is in the flexibility Display panel is upwardly away from the flexible display panels with the overlapping side in the display supporting portion and is gradually expanded.
8. display device according to claim 6, it is characterised in that:
Hinge parts are connected including a pair, are respectively arranged in the slave display supporting part and the distance member, and will The slave display supporting part and the distance member are rotationally pivotally supported.
9. display device according to claim 6, it is characterised in that:
Including spring members, one end side is installed on the slave display supporting part, and another side is installed on the distance member, And it can elastic telescopic.
10. display device according to claim 4, it is characterised in that:
The basic display unit supporting part is provided with a pair, when the flexible display panels become flat condition, the secondary display Device supporting part between a pair of basic display unit supporting part,
A pair of basic display unit supporting part is in the overlapping direction of the flexible display panels and the basic display unit supporting part On size with far from the slave display supporting part and the mode that increases is formed.
11. display device according to claim 1 or 2, it is characterised in that:
The pair of hinge parts of the hinge be installed on two adjacent display supporting portions to the flexibility The face of the opposite side for the bearing surface that display panel is supported.
CN201580021035.6A 2014-04-24 2015-04-20 Display device CN106233362B (en)
JP2014-090073 2014-04-24
JP2014090073 2014-04-24
PCT/JP2015/061953 WO2015163272A1 (en) 2014-04-24 2015-04-20 Display device
CN106233362A CN106233362A (en) 2016-12-14
CN106233362B true CN106233362B (en) 2019-04-05
ID=54332438
CN201580021035.6A CN106233362B (en) 2014-04-24 2015-04-20 Display device
US (1) US9910458B2 (en)
CN (1) CN106233362B (en)
WO (1) WO2015163272A1 (en)
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