Source: https://patents.google.com/patent/KR20120115019A/en
Timestamp: 2020-07-14 08:02:55
Document Index: 322774402

Matched Legal Cases: ['art 260', 'art 260', 'art 260', 'art 260', 'art 260', 'art 260', 'art 260', 'art 260', 'art 260', 'art 361', 'art 361', 'art 361', 'art 361', 'art 362', 'art 361']

KR20120115019A - Mobile terminal - Google Patents
KR20120115019A
KR20120115019A KR1020110032920A KR20110032920A KR20120115019A KR 20120115019 A KR20120115019 A KR 20120115019A KR 1020110032920 A KR1020110032920 A KR 1020110032920A KR 20110032920 A KR20110032920 A KR 20110032920A KR 20120115019 A KR20120115019 A KR 20120115019A
KR1020110032920A
KR101830652B1 (en
2011-04-08 Application filed by 엘지전자 주식회사 filed Critical 엘지전자 주식회사
2011-04-08 Priority to KR1020110032920A priority Critical patent/KR101830652B1/en
2012-10-17 Publication of KR20120115019A publication Critical patent/KR20120115019A/en
2018-02-21 Publication of KR101830652B1 publication Critical patent/KR101830652B1/en
230000003014 reinforcing Effects 0.000 claims abstract description 16
PURPOSE: A mobile terminal with improved durability is provided to increase the durability of a boss by connecting a reinforcing unit to a boss and inserting the reinforcing unit into a penetration hole. CONSTITUTION: A boss(250) is formed in a hollow form and has a through hole with a common central axis. The boss is formed to be projected to one side of a frame in order to penetrate a printed circuit board. The boss supports the printed circuit board. A reinforcing unit is inserted into the through hole. The reinforcing unit reinforces the boss through a force which the printed circuit board applies to the boss.
The present invention relates to a mobile terminal having a boss reinforcement structure.
Mobile terminals are portable electronic devices that are portable and have one or more functions such as voice and video calling, information input / output, and data storage.
As the functions of the mobile terminal are diversified, the mobile terminal is implemented in the form of a multimedia device having complicated functions such as photographing and photographing of a moving picture, reproduction of a music or video file, and reception of a game and a broadcast.
Various new attempts have been made in terms of hardware or software to implement the complex functions of multimedia devices.
The mobile terminal has a plurality of members forming an inner or outer frame, and the plurality of members are coupled to each other through a boss. The boss not only combines the plurality of members, but is also configured to support another member, for example a printed circuit board, disposed between the plurality of members upon external impact.
As a way to further improve the function of the hardware, it can be considered for the reinforcement structure of the boss.
One object of the present invention is to propose a reinforcement structure of the boss.
Another object of the present invention is to provide a mobile terminal with improved durability.
In order to achieve the above object of the present invention, a mobile terminal according to an embodiment of the present invention, a frame, a printed circuit board disposed to cover the frame, a through hole formed to penetrate the frame, A boss formed in a hollow shape sharing a central axis with a through hole and protruding from one surface of the frame to penetrate the printed circuit board, and configured to support the printed circuit board, and inserted into the through hole and the printing. And a reinforcement part formed to reinforce the boss against at least one direction force applied to the boss by the circuit board.
According to an example related to the present invention, the reinforcing part is made to be caught by an inner wall forming the through hole so that the boss can be supported during an external impact.
According to another example related to the present invention, the force in one direction may be a force in a shear direction applied in a direction perpendicular to a central axis of a boss of the force applied to the boss by the printed circuit board.
According to another example related to the present invention, the reinforcement portion extends from one end of the boss and is disposed to cover the other surface of the frame.
According to another example related to the present invention, the mobile terminal further includes a welding bonding layer formed between the other surface of the frame and the reinforcement part.
According to another example related to the present invention, the reinforcing part is formed to protrude to be inserted into the boss through the through hole, and includes a coupling pin configured to support the boss.
According to another example related to the present invention, the coupling pin is formed to protrude so as to be inserted into the boss and surrounds the insertion portion configured to reinforce the boss against a force in the shear direction applied to the boss, and the outer peripheral surface of the insertion portion. And a support disposed to cover the other surface of the frame.
According to another example related to the present invention, the mobile terminal further includes a welding bonding layer formed between the frame and the boss and the frame and the support, respectively.
According to another example related to the present invention, one end of the coupling pin is formed to protrude more than one surface of the printed circuit board.
According to another example related to the present invention, the mobile terminal further includes a display module configured to display information processed by the mobile terminal, wherein the frame is configured to receive the display module and is disposed to support the display module. do.
According to another example related to the present invention, the mobile terminal further includes a case disposed to cover the printed circuit board to form an exterior of the mobile terminal, and the boss connects the case to the frame and the case. Is coupled to.
According to the present invention having the configuration described above, the reinforcing portion is connected to the boss, is inserted into the through hole formed in the frame is made to be caught on the inner wall to form a through hole during external impact, the boss can be supported and reinforced. .
In addition, since the boss reinforcement structure is provided, a mobile terminal having improved durability against external shock may be provided.
Figure 2 is a front perspective view of an example of a mobile terminal according to the present invention.
3 is a rear perspective view of the mobile terminal shown in FIG. 2;
5 is an exploded perspective view showing an embodiment of the boss reinforcement structure shown in FIG.
6 is a cross-sectional view of the boss reinforcement structure of FIG.
Figure 7 is an exploded perspective view showing another embodiment of the boss reinforcement structure shown in FIG.
8 is a cross-sectional view of the boss reinforcement structure of FIG.
Hereinafter, a reinforcing structure of a boss according to the present invention and a mobile terminal having the same will be described in more detail with reference to the accompanying drawings. The suffix "module" and " part "for the components used in the following description are given or mixed in consideration of ease of specification, and do not have their own meaning or role.
The mobile terminal described herein includes a mobile phone, a smart phone, a laptop computer, a digital broadcasting terminal, a personal digital assistant (PDA), a portable multimedia player (PMP), an e-book, Navigation, etc. may be included.
1 is a block diagram of a mobile terminal 100 according to an embodiment of the present invention.
The broadcast reception module 111 receives a broadcast signal and / or broadcast related information from an external broadcast management server through a broadcast channel.
The broadcast-related information may refer to a broadcast channel, a broadcast program, or information related to a broadcast service provider. The broadcast related information may also be provided through a mobile communication network. In this case, it may be received by the mobile communication module 112.
The broadcast receiving module 111 may include, for example, Digital Multimedia Broadcasting-Terrestrial (DMB-T), Digital Multimedia Broadcasting-Satellite (DMB-S), Media Forward Link Only (MediaFLO), and Digital Video Broadcast (DVB-H). Digital broadcast signals can be received using digital broadcasting systems such as Handheld and Integrated Services Digital Broadcast-Terrestrial (ISDB-T). Of course, the broadcast receiving module 111 may be adapted to other broadcasting systems as well as the digital broadcasting system described above.
The wireless Internet module 113 is a module for wireless Internet access, and may be built in or externally attached to the mobile terminal 100. Wireless Internet technologies may include Wireless LAN (Wi-Fi), Wireless Broadband (Wibro), World Interoperability for Microwave Access (Wimax), High Speed Downlink Packet Access (HSDPA), and the like.
The short range communication module 114 refers to a module for short range communication. Bluetooth, Radio Frequency Identification (RFID), infrared data association (IrDA), Ultra Wideband (UWB), ZigBee, and the like can be used as a short range communication technology.
Referring to FIG. 1, an A / V (Audio / Video) input unit 120 is for inputting an audio signal or a video signal, and may include a camera 121 and a microphone 122. The camera 121 processes image frames such as still images or moving images obtained by the image sensor in the video call mode or the photographing mode. The processed image frame can be displayed on the display unit 151. [
The user input unit 130 generates input data for a user to control the operation of the terminal. The user input unit 130 may include a key pad dome switch, a touch pad (static pressure / capacitance), a jog wheel, a jog switch, and the like.
The sensing unit 140 senses the current state of the mobile terminal 100 such as the open / close state of the mobile terminal 100, the position of the mobile terminal 100, the presence or absence of user contact, the orientation of the mobile terminal, And generates a sensing signal for controlling the operation of the mobile terminal 100. For example, when the mobile terminal 100 is in the form of a slide phone, it may sense whether the slide phone is opened or closed. In addition, whether the power supply unit 190 is supplied with power, whether the interface unit 170 is coupled to the external device may be sensed. The sensing unit 140 may include a proximity sensor 141.
When the display unit 151 and a sensor for detecting a touch operation (hereinafter, referred to as a touch sensor) form a mutual layer structure (hereinafter referred to as a touch screen), the display unit 151 may be configured in addition to an output device. Can also be used as an input device. The touch sensor may have the form of, for example, a touch film, a touch sheet, a touch pad, or the like.
If there is a touch input to the touch sensor, the corresponding signal (s) is sent to the touch controller. The touch controller processes the signal (s) and transmits the corresponding data to the controller 180. As a result, the controller 180 can know which area of the display unit 151 is touched.
Examples of the proximity sensor include a transmission photoelectric sensor, a direct reflection photoelectric sensor, a mirror reflection photoelectric sensor, a high frequency oscillation proximity sensor, a capacitive proximity sensor, a magnetic proximity sensor, and an infrared proximity sensor. And to detect the proximity of the pointer by the change of the electric field along the proximity of the pointer when the touch screen is electrostatic. In this case, the touch screen (touch sensor) may be classified as a proximity sensor.
Hereinafter, for convenience of explanation, the act of allowing the pointer to be recognized without being in contact with the touch screen so that the pointer is located on the touch screen is referred to as a "proximity touch", and the touch The act of actually touching the pointer on the screen is called "contact touch." The position where the pointer is proximately touched on the touch screen means a position where the pointer is vertically corresponding to the touch screen when the pointer is touched.
The sound output module 152 may output audio data received from the wireless communication unit 110 or stored in the memory 160 in a call signal reception, a call mode or a recording mode, a voice recognition mode, a broadcast reception mode, and the like. The sound output module 152 also outputs sound signals related to functions (e.g., call signal reception sound, message reception sound, etc.) performed in the mobile terminal 100. [ The audio output module 152 may include a receiver, a speaker, a buzzer, and the like.
The haptic module 154 generates various tactile effects that the user can feel. A typical example of the haptic effect generated by the haptic module 154 is vibration. The intensity and pattern of vibration generated by the haptic module 154 can be controlled. For example, different vibrations may be synthesized and output or sequentially output.
When the mobile terminal 100 is connected to an external cradle, the interface unit may be a path through which power from the cradle is supplied to the mobile terminal 100, or various command signals input by the user to the cradle may be transmitted It can be a passage to be transmitted to the terminal. Various command signals or power input from the cradle may be operated as signals for recognizing that the mobile terminal is correctly mounted on the cradle.
According to the software implementation, embodiments such as the procedures and functions described herein may be implemented as separate software modules. Each of the software modules may perform one or more of the functions and operations described herein. Software code can be implemented in a software application written in a suitable programming language. The software code is stored in the memory 160 and can be executed by the control unit 180. [
2 is a front perspective view of an example of a mobile terminal 100 according to the present invention.
The disclosed mobile terminal 100 includes a bar-shaped terminal body. However, the present invention is not limited thereto, and can be applied to various structures such as a slide type, a folder type, a swing type, and a swivel type in which two or more bodies are relatively movably coupled.
The terminal body may include a display unit 151, an audio output unit 152, a camera 121, user input units 130/131 and 132, a microphone 122, and an interface 170.
The display unit 151 occupies most of the main surface of the front case 101. A sound output unit 151 and a camera 121 are disposed in an area adjacent to one end of both ends of the display unit 151 and a user input unit 131 and a microphone 122 are disposed in an area adjacent to the other end. The user input unit 132 and the interface 170 may be disposed at side surfaces of the front case 101 and the rear case 102.
The user input unit 130 is operated to receive a command for controlling the operation of the mobile terminal 100 and may include a plurality of operation units 131 and 132. The manipulation units 131 and 132 may also be collectively referred to as manipulating portions, and may be employed in any manner as long as the user operates the tactile manner with a tactile feeling.
3 is a rear perspective view of the mobile terminal 100 shown in Fig.
Referring to FIG. 3, a camera 121 ′ may be additionally mounted on the rear of the terminal body, that is, the rear case 102. The camera 121 ′ has a photographing direction substantially opposite to that of the camera 121 (see FIG. 2), and may be a camera having different pixels from the camera 121.
A flash 123 and a mirror 124 are further disposed adjacent to the camera 121 '. The flash 123 illuminates the subject when the subject is photographed by the camera 121 '. The mirror 124 allows the user to illuminate the user's own face or the like when the user intends to shoot himself / herself (self-photographing) using the camera 121 '.
An acoustic output 152 'may be additionally disposed on the rear surface of the terminal body. The sound output unit 152 ′ may implement a stereo function together with the sound output unit 152 (see FIG. 2), and may be used to implement a speakerphone mode during a call.
In addition to the antenna for a call or the like, a broadcast signal reception antenna 124 may be additionally disposed on the side of the terminal body. The antenna 124 constituting a part of the broadcast receiving module 111 (see FIG. 1) may be installed to be able to be drawn out from the terminal body.
A power supply unit 190 for supplying power to the mobile terminal 100 is mounted on the terminal body. The power supply unit 190 may be embedded in the terminal body or may be directly detachable from the outside of the terminal body.
FIG. 4 is a cross-sectional view taken along line IV-IV of FIG. 2 and illustrates a plurality of frames 210 and 102, a printed circuit board 220, and a display 230 that form an inner and outer frame of the mobile terminal 100. It shows a coupling relationship.
Referring to FIG. 4, a frame 210 forming an inner frame is disposed in an inner space of the mobile terminal 100. The frame 210 may be combined with another frame forming the outer frame, for example the rear case 102. As shown, the frame 210 forms a space in which the printed circuit board 220 can be mounted, and accommodates and supports the display 230.
The printed circuit board 220 is disposed on one surface of the frame 210. The printed circuit board 220 may be configured as an example of the controller 180 (see FIG. 1) for operating various functions of the mobile terminal 100. The printed circuit board 220 may be equipped with various electronic devices, for example, a sound output module 152 and a camera 121.
The other surface of the frame 210 may have a display 210 electrically connected to the printed circuit board 220. The display is configured to display information processed by the mobile terminal 100. The display 210 may have an area corresponding to an area through which the light of the window 240 is transmitted. Through this, the user can externally recognize visual information output from the display 210.
The rear case 102 is disposed to cover the printed circuit board 220 and forms a rear exterior of the mobile terminal 100. The rear case 102 is coupled to the frame through the boss 250 mounted to the frame 210.
In detail, the frame 210 is provided with a boss 250 for coupling with the rear case 102. The boss 250 may be formed in a plurality and distributed, and thus, the frame 210 and the rear case 102 may be maintained in a stable coupling state.
The boss 250 is formed in a hollow shape having an internal space, and protrudes from one surface of the frame 210 so as to penetrate the printed circuit board 220. The boss 250 may limit the movement of the printed circuit board 220 by, for example, being disposed along the circumference of the printed circuit board 220 to support the printed circuit board 220 during an external impact.
Screw lines may be formed on the inner surface of the boss 250 to fasten the screws 280, and screw holes may be formed on the rear case 102 to allow the screws 280 to be inserted therein. The screw 280 is screwed into the boss 250 through the screw hole of the rear case 102.
As described above, the boss 250 not only couples the frame 210 and the rear case 102, but also externally impacts the printed circuit board 220 disposed between the frame 210 and the rear case 102. To be supported. In the external impact, the connection portion of the boss 250 and the frame 210 absorbs most of the impact amount. Therefore, when external shock is repeatedly applied, there is a fear that the connecting portion is broken.
In order to prevent the breakage and reinforce the boss 250, a reinforcement part 260 is provided. The reinforcement part 260 is connected to the boss 250 and inserted into the through hole 211 formed in the frame 210 so as to be caught by the inner wall 212 forming the through hole 211 during an external impact. Support and reinforce the boss 250.
In the above description, the frame 210 accommodates the display 230 and is coupled to the rear case 102 through the boss 250, but is not limited thereto. The frame may be any frame that forms an internal or external frame of the mobile terminal 100, and the boss reinforcement structure described below may be applied to any structure having a boss connecting a plurality of frames.
Hereinafter, the reinforcing structure of the boss 250 and the mobile terminal 100 having improved durability by providing the same will be described in more detail.
5 and 6 are exploded perspective and sectional views showing one embodiment of the boss reinforcement structure shown in FIG. 4, respectively.
5 and 6, the printed circuit board 220 is disposed to cover the frame 210. Various electronic devices are electrically connected to the printed circuit board 220, and the printed circuit board 220 may be configured as an example of the controller 180 (see FIG. 1) for controlling the overall operation of the mobile terminal 100. .
The through hole 211 is formed in the frame 210. The inner wall 212 of the frame 210 forming the through hole 211 is formed so that the reinforcement portion 260 formed to reinforce the boss 250 may be caught by an external impact. The through hole 211 is formed along the circumference of the printed circuit board 220 so that the boss 250 and the reinforcement part 260 may limit and support the movement of the printed circuit board 220.
The boss 250 is formed to protrude from one surface of the frame 210 so as to penetrate the printed circuit board 220. The boss 250 has a hollow shape that shares a central axis with the through hole 211. The boss 250 may have, for example, a hollow cylindrical shape.
The boss 250 is configured to couple the frame 210 and another frame (for example, the rear case 102 shown in FIG. 4) to be coupled to the frame 210, and to connect the printed circuit board 220. It is formed to support. For example, the outer circumferential surface of the boss 250 may be in surface contact with the side surface of the printed circuit board 220 during an external impact, thereby supporting the printed circuit board 220 and limiting movement.
The reinforcement part 260 is inserted into the through hole 211 and is configured to reinforce the boss 250 in at least one direction of force applied by the printed circuit board 220 to the boss 250. In detail, the reinforcement part 260 extends from one end of the boss 250 and is disposed to cover the other surface of the frame 210. The force in at least one direction refers to a force in the axial direction that intersects the central axis of the boss 250 among the forces applied to the boss 250 by the printed circuit board 220 during an external impact, and is applied to the central axis of the boss 250. It may be a force in the shear direction applied in a direction perpendicular to the direction.
Referring to the drawings, the boss 250 and the reinforcement portion 260 may be formed in an integrated T-shape. The portion inserted and exposed in the through hole 211 functions as the boss 250, and the portion inserted into the through hole 211 is caught by the inner wall 212 forming the through hole 211, and is disposed in the boss 250. ) As a reinforcing portion 260 to reinforce).
Between the other surface of the frame 210 and the reinforcing portion 260 is formed a welding bonding layer 270 to melt-bond the frame 210 and the reinforcing portion 260. The welding bonding layer 270 may be formed by welding through fusion or pressure welding.
For example, the frame 210 and the reinforcement part 260 may be coupled by heating and melting metal materials on the coupling surfaces of the frame 210 and the reinforcement part 260 to rearrange their atomic bonds. Alternatively, the frame 210 and the reinforcement part 260 may be coupled by applying physical pressure or ultrasonic vibration to the coupling surface.
According to the above structure, the reinforcement part 260 is connected to the boss 250, and is inserted into the through hole 211 formed in the frame 210 to form the through hole 211 during external impact. Since it is made to hang on, the boss 250 can be supported and reinforced.
That is, in the structure where the boss is seated on one surface of the frame, which is a conventional structure, and the joining surface is welded, the external impact amount is concentrated on the joining surface, but not only the welding layer 270 but also the through hole 211 under the structure. The inner wall 212 of the frame 210 forming the) is made to absorb the impact amount. Therefore, since the impact amount is dispersed compared to the existing structure, the boss 250 can be reinforced.
In addition, since the boss reinforcement structure is provided, the mobile terminal 100 having improved durability against external impact may be provided.
7 and 8 are exploded perspective and sectional views showing another embodiment of the boss reinforcement structure shown in FIG. 4, respectively.
7 and 8, a through hole 311 is formed in the frame 310. The inner wall 312 of the frame 310 forming the through hole 311 is made so that the engaging pin 360, which is inserted to reinforce the boss 350 can be caught during an external impact.
The boss 350 is disposed on one surface of the frame 310 and is formed to protrude to penetrate the printed circuit board 320. The boss 350 has a hollow shape sharing the central axis with the through hole 311. The boss 350 may be, for example, a hollow cylinder having an inner diameter such as the through hole 311.
The boss 350 is configured to couple the frame 310 and another frame (for example, the rear case 102 shown in FIG. 4) to be coupled to the frame 310, and to connect the printed circuit board 320. It is formed to support. For example, the outer circumferential surface of the boss 350 may be in surface contact with the side surface of the printed circuit board 320 during an external impact, thereby supporting the printed circuit board 320 and limiting movement.
The reinforcing part may be a coupling pin 360 formed to protrude to be inserted into the boss 350 through the through hole 311. Coupling pin 360 includes an insertion portion 361 and the support 362.
The insertion part 361 is formed to protrude so as to be inserted into the boss 350, and is configured to reinforce the boss 350 with respect to the shear direction force applied to the boss 350. One end of the insertion part 361 may be formed to protrude more than one surface of the printed circuit board 320 when the insertion part 361 is inserted into the boss 350. According to the above structure, since the insertion part 361 supports all the force in the shear direction applied to the boss 350 by the printed circuit board 320 during an external impact, the boss 350 may be more reinforced.
The support part 362 is formed to surround the outer circumferential surface of the insertion part 361, and is disposed to cover the other surface of the frame 310.
Between the frame 310 and the boss 350, and between the frame 310 and the support 362, a weld bonding layer 370 for melting and bonding them, respectively, is formed. The welding bonding layer 370 may be formed by welding through the fusion welding or the above-described welding method.
According to the structure, the coupling pin 360 is connected to the boss 350, the inner wall 312 is inserted into the through hole 311 formed in the frame 310 to form a through hole 311 during an external impact Since it is made to hang on, the boss 350 can be supported and reinforced.
The reinforcement structure of the boss described above and the mobile terminal having the same are not limited to the configuration and method of the above-described embodiments, and the above embodiments may be selectively combined with all or some of the embodiments so that various modifications may be made. It may be configured.
A printed circuit board disposed to cover a portion of the frame;
A through hole formed to penetrate the frame;
A boss formed in a hollow shape sharing a central axis with the through hole, protruding from one surface of the frame to penetrate the printed circuit board, and configured to support the printed circuit board; And
And a reinforcement part inserted into the through hole and configured to reinforce the boss against at least one direction force applied to the boss by the printed circuit board.
And the reinforcing part is caught by an inner wall forming the through hole so that the boss can be supported during an external impact.
The one-way force is a mobile terminal, characterized in that the force in the shear direction is applied in a direction perpendicular to the central axis of the boss of the force applied to the boss.
And the reinforcement part extends from one end of the boss and is disposed to cover the other surface of the frame.
The mobile terminal further comprises a welding bonding layer formed between the other surface of the frame and the reinforcing portion.
And the reinforcing part is formed to protrude so as to be inserted into the boss through the through hole, and is a coupling pin configured to support the boss.
The coupling pin
An insertion portion formed to protrude so as to be inserted into the boss, the insertion portion configured to reinforce the boss against a force in a shear direction applied to the boss; And
And a support part formed to surround an outer circumferential surface of the insertion part and disposed to cover the other surface of the frame.
And a welding bonding layer formed between the frame, the boss, and the frame and the support, respectively.
One end of the coupling pin is formed to protrude more than one surface of the printed circuit board.
And a display module configured to display information processed by the mobile terminal.
And the frame is configured to receive the display module and is arranged to support the display module.
A case disposed to cover the printed circuit board and forming an appearance of the mobile terminal;
The boss is coupled to the case to connect the frame and the case.
KR1020110032920A 2011-04-08 2011-04-08 Mobile terminal KR101830652B1 (en)
KR1020110032920A KR101830652B1 (en) 2011-04-08 2011-04-08 Mobile terminal
KR20120115019A true KR20120115019A (en) 2012-10-17
KR101830652B1 KR101830652B1 (en) 2018-02-21
ID=47284036
KR (1) KR101830652B1 (en)
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2016-04-08 A201 Request for examination
2017-05-15 E902 Notification of reason for refusal