Source: https://patents.google.com/patent/FR3062689A1/en
Timestamp: 2019-12-08 00:04:26
Document Index: 640781704

Matched Legal Cases: ['art 16', 'art 16', 'art 16', 'art 22', 'art 22', 'art 16', 'art 22', 'art 16', 'art 16', 'art 22', 'art 16', 'art 22', 'art 22', 'art 22', 'art 22', 'art 21', 'art 22', 'art 16', 'art 22', 'art 22', 'art 16', 'arts 54', 'arts 54', 'art 22', 'arts 54', 'art 22', 'art 16', 'art 22', 'art 22', 'art 22', 'art 22', 'art 22', 'art 22', 'art 22', 'art 22', 'art 22', 'art 22', 'art 22', 'art 22', 'art 22']

FR3062689A1 - Collar for fixing a conduit on a support. - Google Patents
Collar for fixing a conduit on a support. Download PDF
FR3062689A1
FR3062689A1 FR1770112A FR1770112A FR3062689A1 FR 3062689 A1 FR3062689 A1 FR 3062689A1 FR 1770112 A FR1770112 A FR 1770112A FR 1770112 A FR1770112 A FR 1770112A FR 3062689 A1 FR3062689 A1 FR 3062689A1
FR1770112A
2017-02-03 Application filed by Airbus Operations SAS filed Critical Airbus Operations SAS
2017-02-03 Priority to FR1770112A priority Critical patent/FR3062689A1/en
2018-08-10 Publication of FR3062689A1 publication Critical patent/FR3062689A1/en
F16L33/12—Hose-clips with a pivoted or swinging tightening or securing member, e.g. toggle lever
The invention relates to a clamp (10) for fixing a conduit (12) to a support (14), comprising: - a fixed part (16), a movable part (22), - a first articulation (34) ) which connects a first edge (20.1) of the fixed part (16) and a first end (26.1) of the movable part (22), - a system for holding the movable part (22) in a closed state which comprises: A lever (40) and a second articulation (42) connecting the lever (40) to a second end (26.2) of the movable part (22), ○ a loop (50) connected to the second edge (20.2) of the fixed portion (16), which is configured to allow the lever (40) and the second hinge (42) to traverse the buckle (50) and the lever (40) to position itself in a folded position against an outer face (51). ) of the movable part (22) to keep the movable part (22) in the closed state.
COLLAR FOR ATTACHING A CONDUIT TO A SUPPORT
The present application relates to a collar for fixing a conduit on a support.
A te! fixing collar comprises: - a fixed part, called a base, which is configured to be fixed on a support and which has a demiotic surface to receive a conduit and which extends between a first edge and a second edge, - a part movable member which has a half-cylindrical surface for receiving the conduit and which extends from a first end to a second end, said movable portion being configured to occupy a first closed state in which the fixed and movable parts are connected and enclose the conduit and an open state in which the mobile part is detached from the fixed part and allows the insertion of the conduit between the fixed and mobile parts or its output.
In one configuration, the first edge of the fixed portion and the first end of the movable portion are permanently connected by a pivot axis parallel to the axes of the semi-cylindrical surfaces of the fixed and movable portions. Thus, the movable portion is configured to pivot relative to the fixed portion.
According to this configuration, the collar comprises a system for holding the fixed and mobile parts in the closed state.
According to one embodiment, the holding system comprises a bolt which connects the second end of the movable part and the second edge of the fixed part in the closed state. This embodiment is not satisfactory because it requires a tool to screw and unscrew the bolt to close and open the collar.
The present invention seeks to overcome the disadvantages of the prior art. For this purpose, the subject of the invention is a collar for fixing a duct to a support, comprising: a fixed part which is configured to be fixed on the support and which has a half-cylindrical surface for receiving the duct and which extends between a first edge and a second edge, a movable portion which has a half-cylindrical surface for receiving the duct and which extends from one end to a second end, - a first joint which connects the first edge of the fixed portion and the first end of the movable portion and which is configured to allow the movable portion to pivot relative to the fixed portion, between a closed state in which the second edge of the fixed portion and the second end of the movable part are contiguous and an open state in which the second end of the movable part is separated from the second edge of the fixed part, - a holding system of the movable part in the closed state ed.
According to the invention, the holding system comprises; a lever and a second articulation which connects the lever to the second end of the moving part; a loop connected to the second edge of the fixed part, which is configured to allow the lever and the second articulation to pass and to the lever of position in a folded position against an outer face of the movable portion to maintain the movable portion in the closed state.
This solution makes it possible to close the fixing collar without the need for a tool.
According to another characteristic, the second articulation comprises a link, a first pivot axis which connects the second end of the movable part and the link and a second pivot axis which connects the link and the lever.
According to one configuration, the loop comprises two parallel branches, connected to the second edge of the fixed part and spaced apart by a distance allowing the passage of the lever and the second articulation as well as a cross member spaced from the second edge comprising two parts, each connected at one of the branches, separated by a spacing less than the width of the moving part and slightly larger than the width of a first end of the lever.
According to one embodiment, each part of the crosspiece comprises a holding face with a cylindrical hollow shape and the link comprises a portion configured to cooperate with the lever and which forms a clevis with two branches arranged on either side of the a first end of the lever, each branch of the portion of the link having a cylindrical projecting shape which cooperates with the cylindrical hollow shape of the holding face.
According to another characteristic, the clamping collar comprises a locking system to maintain the lever in the folded position: and which comprises at least one first form provided at the lever which cooperates with at least one second form provided at the level of the moving part.
According to one configuration, the locking system comprises hollows at the edges of the lever, ears at the outer face of the movable part between which the lever is positioned in the folded position and lugs, one for each ear, oriented to each other and configured to fit in the recesses when the lever is in the folded position.
According to another configuration, the locking system comprises a tongue which has a junction zone with the movable part oriented towards the first end of the movable part and a free end oriented towards the second end of the movable part, the tongue and the part. mobile delimiting a housing configured to receive the lever in the folded position.
According to another characteristic, the depressions provided on the edges of the lever have oblong shapes oriented along the length of the lever.
According to another feature, the lever comprises a pin facing the tongue when the lever is in the folded position and the tongue has a through hole configured to receive the pin when the lever is in the folded position.
According to one embodiment, the pin has a narrowed diameter at a junction zone with the lever and a larger diameter greater than the narrowed diameter and spaced from the junction zone with the lever, the through orifice of the tongue having a diameter smaller than the enlarged diameter and greater than or equal to the narrowed diameter. Other features and. Advantages will become apparent from the following description of the invention, a description given by way of example only, with reference to the accompanying drawings, in which: FIG. 1 is a front view of a fastening collar which illustrates a method of embodiment of the invention in the closed state, - Figures 2 and B are front views of the fastening collar of Figure 1 during opening,
FIG. 4 is a front view of the fixing collar of FIG. 1 in the open state,
FIG. 5 is a perspective view of a fixed part of the fixing collar visible in FIG. 1; FIG. 6 is a section, in FIG. 6 of FIG. 5, which illustrates a detail of the fixed part of the frame; of fixation,
FIG. 7 is a perspective view of a mobile part of the fixing collar visible in FIG. 1; FIG. 8 is a section, along the plane 8 of FIG. 7, which illustrates a detail of the mobile part of the collar. of fixing, - Figure 9 is a perspective view of a link of the fixing cotiser visible in Figure 1,
FIG. 10 is a perspective view of a lever of the fastening collar visible in FIG. 1; FIG. 11 is a section, along the plane 11 of FIG. 10, which illustrates a detail of the lever, and FIG. 12 is a section, according to the plane 12 of Figure 6, which illustrates a detail of the fixed part of the clamp.
As illustrated in FIGS. 1 and 2, a fastening collar 10 configured to connect a conduit 12 to a support 14 comprises: a fixed part 16 called a base which is configured to attach to the support 14 and which has a half-cylindrical surface 18 for receiving a conduit 12 and extending between a first edge 20,1 and a second edge 20,2, - a movable portion 22 which has a half-cylindrical surface 24 for receiving the conduit 12 and which extends from a first end 26.1 at a second end 26.2.
For the purposes of the present application, the term "conduit" means a sheath, a tube or the like which is of approximately cylindrical shape, which is generally hollow and which may be rigid or flexible.
For the remainder of the description, a longitudinal direction is parallel to the duct 12 constrained by the clamping collar 10. A width of an element corresponds to the dimension of this element taken in a direction parallel to the longitudinal direction. closed state, the semi-cylindrical surfais 18, 24 of the fixed and movable parts are coaxial and have an axis parallel to the longitudinal direction, coincides with that of the duct enclosed by the collar, the fixed part 16 is connected to the support by any means appropriate.
According to one embodiment, the fixed portion 16 comprises a substantially parallelepipedal body 28 which has a first face 28.1 configured to bear against the support 14 and a second face opposite to the first face 28.1 which comprises the half-cylindrical surface 18. The body 28 comprises in the extension of the first face 28.1, two lugs 30.1, 30.2 disposed on either side of the body 28, each having a trailing hole 32.1, 32.2 configured to house a rod of a fastener element. 33 such as a bolt, a rivet or a screw for example. the fastening collar 10 comprises a first hinge 34 which connects the first edge 20.1 of the fixed part 16 and the first end 26.1 of the movable part 22 and which is configured to allow the movable part 22 to pivot relative to the part fixed 16 between a closed state (visible in FIG 1) in which the second end 26.2 of the movable portion 22 and the second edge 20.2 of the fixed part 16 are joined and an open state (visible in Figure 4) wherein the second end 26.2 of the movable portion 22 is spaced apart from the second edge of the fixed portion 16 to allow the insertion of the conduit 12 between the fixed parts and movable 16,22 or its output.
According to one embodiment, the first hinge 34 is an axis of rotation 36 parallel to the longitudinal direction, which connects the first end 26.1 of the mobile part 22 to the first edge 20.1 of the fixed part 16.
According to a mode of realization visible in FIG. 5, the fixed part 16 comprises at the level of the first edge 20.1, a yoke which has two branches 38, 38 'between which is positioned the first end 26.1 of the mobile part 22. the branches 38 , 38 'of the fixed part 16 and the first end 26.1 of the movable part 22 each comprise a through orifice configured to accommodate the axis of rotation 36.
The clamping collar 10 comprises a system for holding the movable part 22 in the closed state.
This holding system comprises a lever 40 and a second articulation 42 which connects the lever 40 to the second end 26.2 of the mobile part 22.
According to a configuration, the second articulation 42 comprises a link 44 and two pivot axes 42.1 and 42.2 parallel to the axis of rotation 36, a first pivot axis 42.1 which connects the second end 26.2 of the movable portion 22 and the link 44 and a second pivot axis 42.2 which connects the link 44 and the lever 40.
According to one embodiment, the link 44 has an H-shaped shape. A first portion 44.1 of the H is configured to cooperate with the movable portion 22 and forms a yoke with two branches 46.1, 46.2 arranged on either side of the second end 26.2 of the movable portion 22 when the movable portion 22 and the link 44 are assembled * A second portion 44.2 of the H is configured to cooperate with the lever 40 and forms a yoke with two branches 48.1, 48.2 arranged on either side at a first end 40.1 of the lever 40 when the link 44 and the lever 40 are assembled, the second end 26.2 of the movable part 22 has a width 126.2 smaller than the width L22 of the remainder of the movable part 21 in order to fit between branches 46.1, 46.2 of the link 44. The first end 40.1 of the lever 40 has a width L.40.1 less than the width L4Q of the rest of the lever 40 to be housed between the branches 48.1, 48, 2 of the link 44. The link 44 has a outer width Lext44 substantially equal to the width L22 of the movable portion 22 and the width 140 of the lever 40,
The holding system of the movable part 22 in the closed state comprises a loop 50 connected to the second edge 20.2 of the fixed part 16 which is configured to allow the passage of the lever 40 and the articulation 42 and the positioning of the lever 40 in a position folded against an outer face 51 of the movable part 22 {opposite the half-cylindrical surface 24} in order to keep the moving part 22 in the closed state, the loop 50 comprises: two parallel branches 62.1, 52.2, connected to the second edge 20.2 of the fixed part 16, oriented in a direction perpendicular to the longitudinal direction and spaced a distance slightly greater than the width 122 of the movable portion 22, the width L40 of the lever 40 and the outer width Lext44 of the link 44, - at least one crosspiece 54 connected to at least one branch 52.1, 52.2 and spaced from the second edge 20.2.
According to one embodiment, the crosspiece 54 is in two parts 54.1 and 54.2, each connected to one of the branches 52.1, 52.2, the spacing E between the two parts 54.1 and 54.2 of the crossbar 54 being lower at the width 122 of the movable part 22, the L40 drop of the lever 40 and the outer width Lext44 of the link 44. the spacing E between the two parts 54.1 and 54.2 of the cross member 54 is slightly larger than the width L4Q .1 first end 40.1 of the lever 40 to allow the lever 40 to be correctly pressed against the movable portion 22 after passing through the loop 50.
The loop 50 comprises a bearing surface 56 formed by "planar" surfaces S52.1, S52.2 and 554 of the branches 52.1, 52.2 and the crossbar 54, against which bears the movable portion 22 in the closed state. In addition, the mobile part 22 comprises on the one hand a contact surface 58 configured to bear against the bearing face 56 of the fixed part 16 and, on the other hand, an extension 60 projecting from the surface contact 58 and which forms the second end 26.2 of the movable part 22,
The crosspiece 54 comprises a retaining face 62 opposite to the bearing surface 56 against which the support 44 rests when the movable portion 22 is in the closed state. The extension 60 and the distance between the bearing face 56 and the retaining lug 62 are dimensioned so that when the contact face 58 of the movable part 22 is in contact with your bearing face 56, the second portion 44.2 of the link 44 is in contact with the retaining face 62 of the crosspiece 54.
The holding face 62 advantageously comprises at least one cylindrical hollow shape 63 and the second portion 44.2 of the link 44 which cooperates with the holding face 62 comprises at least one cylindrical projection 64 complementary to the cylindrical hollow shape 63.
According to one embodiment, each portion 54, 1 and 54.2 comprises a holding face 62 with a cylindrical hollow shape 63 and each leg 48.1 and 48.2 of the second portion 44.2 of the link 44 comprises a cylindrical projecting shape 64 which cooperates with the cylindrical hollow shape 63 of the retaining face 62. This configuration makes it possible to obtain a pivoting movement along an axis parallel to the longitudinal direction between the link 44 and the crossmember 54, which favors the traction of the mobile part 22 using lever 40: to the closed state.
In addition to the loop 50, the fixing collar 10 comprises a locking system 65 for holding the lever 40 in the folded position against the moving part 22 and thus ensuring the locking of the movable part 22 in the closed state. This combination of the loop 50 and the locking system 65 keeps the movable portion 22 in the closed state.
This locking system 65 comprises at least one first form provided at the level of the lever 40 which cooperates with at least one second form: provided at the mobile part 22.
According to a first embodiment, the lever 40 comprises at each of its edges 66,1 and 66,2, a hollow 68.1, 68.2. In addition, the movable portion 22 comprises at the outer face 51, two lugs 70.1 and 70.2 separated by a distance substantially equal to the width 140 of the lever 40 between which the lever 40 is positioned in the folded position and lugs 72.1 and 72.2, one for each lug 70.1 and 70.2, oriented toward each other and configured to seat in the depressions 68.1 and 68.2 when the lever 40 is in the folded position. The lugs 70.1 and 70.2 can deform elastically to allow the introduction or exit of the lugs 72.1 and 72.2 in or out of the hollows 68.1,6S.2.
According to a second embodiment, the mobile part 22 comprises, at its outer face 51, a tongue 74 which comprises a junction zone 74,1 with the mobile part 22 facing the first end 26.1 of the movable part 22 and a free end 74,2 facing the second end 26.2 of the movable part 22. The distance between the tongue 74 and the outer surface 51 of the movable part 22 increases gradually until reaching a maximum value at the end end. Free 74.2 of the tongue 74. Thus, the tongue 74 and the movable portion 22 define a housing 76 configured to receive the lever 40 in the folded position. In addition, the lever 40 has a height H40 which decreases from its first end 40,1 to its second end 40.2 which has a tapered edge 78.
This tongue 74 is flexible to promote the insertion of the lever 40 between the tongue 74 and the movable part 22,
The depressions 68.1 and 68.2 provided on the edges of the lever 40 have oblong shapes oriented along the length of the lever 40 to allow the latter to slide on the outer face 51 of the movable part in the folded position and thus promote its insertion between the tongue. 74 and the part: mobile 22.
To reinforce the locking of the diaper 40 in the folded position, the lever 40 comprises a pin 80 projecting from the surface 82 of the lever 40 facing the tongue 74 in the folded position and the tongue 74 has a through hole 82 configured to receive the pin 80 when the lever 40 is in the folded position.
Preferably, the pin 80 has a narrowed diameter Dr at the junction zone with the lever 40 and an enlarged diameter greater than the narrowed diameter Dr and spaced from the junction zone with the lever 40. In addition, the orifice 82 is a diameter smaller than the enlarged diameter De and greater than or equal to the diameter narrowed Dr. This configuration promotes the retention of the pin 80 in throughpiece 82.
Depending on the case, the first and second embodiments may be provided on the same clamp 10, as illustrated in the figures.
The principle of operation of the fixing collar is now described with reference to FIGS. 1 to 4. In the closed state illustrated by FIG. 1, the duct 12 is positioned between the fixed and moving parts. The contact face 58 of FIG. the movable portion 22 is in contact with the bearing face 56 of the loop 50, and the cylindrical projection 64 of the link 44 is positioned against the cylindrical hollow shape 63 of the loop 50. The lever 40 is held in position. folded position. For this purpose, the lugs 72.1 and 72.2 of the movable part 22 are positioned in the recesses 68,1 and 68,2 of the lever 40; the lever 40 is positioned between the tongue 74 and the movable portion 72; the pin 80 is positioned in through hole 82,
To open the fastening collar, in a first step, cornrne illustrated in Figure 2, the tab 74 is raised, which causes the release of the pin 80 from the through hole 82. The lever 40 is tilted, causing the output of the pins 72.1 and 72.2 out of the hollows 68.1 and 68.2.
The movable portion 22 can then pivot as illustrated in Figure 3 which causes the passage of the link 44 and the lever 40 through the bouca 50 until the complete opening of the clamp 10 as illustrated in Figure 4.
A collar for attaching a conduit (12) to a carrier (1% comprising: a fixed portion (16) which is configured to attach to the carrier (14) and which has a half-cylindrical surface (18) for receiving the conduit (12) and extending between a first edge (20.1) and a second edge (20.2), - a movable portion (22) having a half-cylindrical surface (24) for receiving the conduit (12) and which extends from a first end (26.1) to a second end (26.2), - a first hinge (34) which connects the first edge (20.1) of the fixed part (16) and the first end (26.1). ) of the movable portion (22) and which is configured to allow the movable portion (22) to pivot relative to the fixed portion (16) between a closed state in which the second edge (20,2) of the portion fixed (16) and the second end (26.2) of the movable part (22) are contiguous and an open state in which the second end (26.2) of the movable part (22) is separated from the second edge of the fixed part (16), a system for holding the movable part (22) in the closed state, characterized in that the holding system comprises: - a lever (40) and a second articulation ( 42) which connects the lever (40) to the second end (26.2) of the movable portion (22), a loop (50) connected to the second edge (20.2) of the fixed portion (16), which is configured to allow a passage of the lever (40) and the second articulation (42) and the lever (40) to be positioned in a folded position against an outer face (51) of the movable part (22) in order to maintain the movable part (22) in the closed state.
2. Clamping collar according to claim 1, characterized in that the second articulation (42) comprises a link (44), a first pivot axis (42.1) which connects the second end (26.2) of the movable part (22). and the link (44) and a second pivot axis (42.2) which connects the link (44) and the lever (40).
3. Clamping collar according to claim 1 or 2, characterized in that the loop (50) comprises two parallel branches (52.1, 52.1), connected to the second edge (20.2) of the fixed part (16) and spaced apart by distance allowing the passage of the lever (40) and the second articulation {42} and a cross member {54} spaced from the second edge (20.2) having two parts (54.1, 54.2), each connected to one of the branches ( 52.1, 52.2), separated by a spacing (E) smaller than the width (122) of the movable part (22) and slightly larger than the width (L40.1) by a first end (40.1) of the lever ( 40).
4. Fastening collar according to claims 2 and 3, characterized in that each portion (54.1, 54.2) of the cross member (54) comprises a holding face (62) with a cylindrical hollow shape (63) and in that the link (44) comprises a portion (44.2) configured to cooperate with the lever (40) and which forms a yoke with two branches (48.1, 48.2) disposed on either side of a first end (40.1) of the lever (40), each leg (48.1, 48.2) of the portion (44.2) of the link (44) having a cylindrical protruding shape (64) which cooperates with the cylindrical hollow shape {63} of the holding face (62),
5. Clamp according to one of the preceding claims, characterized in that it comprises a locking system (65) for holding the lever (40) in the folded position and which comprises at least a first form provided at the lever (40), which cooperates with at least one second shape provided at the movable portion (22) -
6. Clamp according to the preceding claim, characterized in that the locking system (65) comprises depressions {68.1, 68.2} at the edges (66.1, 66.2) of the lever {40}, ears (70.1 , 70.2} at the outer face (51) of the movable part (22) between which the lever (40) is positioned in the folded position and lugs (72.1, 72.2), one for each ear (70.1, 70.2) , oriented towards each other and configured to fit into the recesses (68.1, 68.2) when the lever (40) is in the folded position.
Gripper according to claim 5 or 6, characterized in that the locking system (65) comprises a tongue (74) which has a junction zone (74, 1) with the movable part (22) facing the first end {26,1} of the movable portion (22) and a free end (74,2) facing the second end (262) of the movable portion {22}, the tongue {74} and the movable portion (22 ) defining a housing (76) configured to receive the lever (40) in the folded position.
8. Clamping collar according to claims 6 and 7, characterized in that the recesses (68.1, 68.2) provided on the edges of the lever (40) have oblong shapes oriented along the length of the lever (40).
9. Clamp according to one of claims 7 or §, characterized in that the lever (40) comprises a pin (80) facing the tongue (74) when the lever (40) is in the folded position and in the tongue (74) has a through hole (82) configured to receive the pin (80) when the lever (40) is in the folded position.
10, clamping collar according to the preceding claim, characterized in that the pin (80) has a narrowed diameter (Dr) at a junction zone with the lever (40) and an enlarged diameter (De) greater than the diameter narrowed (Dr) and spaced from the eone of junction with the lever (40) and in that the through-orifice (82) of the tongue (74) has a diameter smaller than the diameter: widened (De) and greater than or equal to shrunken diameter (Dr).
FR1770112A 2017-02-03 2017-02-03 Collar for fixing a conduit on a support. Pending FR3062689A1 (en)
FR1770112A FR3062689A1 (en) 2017-02-03 2017-02-03 Collar for fixing a conduit on a support.
US15/884,949 US10288195B2 (en) 2017-02-03 2018-01-31 Clip for fastening a pipe to a support
FR3062689A1 true FR3062689A1 (en) 2018-08-10
ID=58645311
FR1770112A Pending FR3062689A1 (en) 2017-02-03 2017-02-03 Collar for fixing a conduit on a support.
US (1) US10288195B2 (en)
FR (1) FR3062689A1 (en)
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