WO2011024490A1 - Agrafe à lanière - Google Patents

Agrafe à lanière Download PDF

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Publication number
WO2011024490A1
WO2011024490A1 PCT/JP2010/050720 JP2010050720W WO2011024490A1 WO 2011024490 A1 WO2011024490 A1 WO 2011024490A1 JP 2010050720 W JP2010050720 W JP 2010050720W WO 2011024490 A1 WO2011024490 A1 WO 2011024490A1
Authority
WO
WIPO (PCT)
Prior art keywords
band
locking
locking piece
vehicle body
main body
Prior art date
Application number
PCT/JP2010/050720
Other languages
English (en)
Japanese (ja)
Inventor
山中英岳
山竹尚文
Original Assignee
住友電装株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 住友電装株式会社 filed Critical 住友電装株式会社
Publication of WO2011024490A1 publication Critical patent/WO2011024490A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • B60R16/0207—Wire harnesses
    • B60R16/0215—Protecting, fastening and routing means therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D63/00—Flexible elongated elements, e.g. straps, for bundling or supporting articles
    • B65D63/10—Non-metallic straps, tapes, or bands; Filamentary elements, e.g. strings, threads or wires; Joints between ends thereof
    • B65D63/1018—Joints produced by application of integral securing members, e.g. buckles, wedges, tongue and slot, locking head and teeth or the like
    • B65D63/1027—Joints produced by application of integral securing members, e.g. buckles, wedges, tongue and slot, locking head and teeth or the like the integral securing member being formed as a female and male locking member, e.g. locking head and locking teeth, or the like
    • B65D63/1063—Joints produced by application of integral securing members, e.g. buckles, wedges, tongue and slot, locking head and teeth or the like the integral securing member being formed as a female and male locking member, e.g. locking head and locking teeth, or the like the female locking member being provided with at least one plastic barb

Definitions

  • the present invention relates to a band-type clamp, and more specifically, is used for binding a wire group of a wire harness routed to an automobile and fixing it to a vehicle body panel.
  • a band-type clamp is attached to a wire harness in order to route a wire harness composed of a bundle of electric wires to an automobile and fix the wire harness to a vehicle body panel or the like at a required position.
  • the band-type clamp C that is widely used has the shape shown in FIGS. 6A to 6D, and the blade-like body locking portion 102 projects from the outer surface of the upper wall of the box-shaped main body 101 projecting from the band 100. Has been established.
  • the band 100 is provided with a locking groove 103 continuously on one surface in the width direction, while a main body 101 is provided with a band through hole 105, and the inner surface (or lower wall inner surface) of the upper wall 101 a of the main body 101 surrounding the band through hole 105.
  • a locking piece 106 protrudes in the vertical direction from and is locked in the locking groove 103 of the band 100 and fastened.
  • the band-shaped clamp is configured such that the locking piece 106 is locked during locking.
  • the protruding position L2 of the locking piece 106 is offset from the central axis L1 of the vehicle body locking portion 102.
  • the vehicle body locking portion 102 has a shaft portion 102b protruding from the center of a dish portion 102a protruding from the outer wall of the main body 101, and the blade portion 102c is folded in two directions from the tip of the shaft portion 102b. And a locking step 102d is provided at the tip of each blade 102c.
  • the band-type clamp having the general shape described above has a band 100 wound around a wire harness 120 and is inserted and locked to a main body 101 to be attached to an automobile.
  • the vehicle body locking portion 102 is inserted and locked in the locking hole H of the vehicle body panel P.
  • the distance a from the vehicle body panel P to the center O of the wire harness 120 is the dimension in the axial direction of the dish portion 102a, the upper wall thickness of the main body 101, the locking piece 106 , The thickness of the band 100, the thickness of the lower wall of the main body 101, and the radius of the wire harness are added together, and the distance a is relatively large. Therefore, it is necessary to provide a wiring harness wiring space that can secure this distance a along the vehicle body panel. Further, since the locking position between the locking piece 106 and the locking groove 103 of the band 100 is offset from the center axis L1 of the vehicle body locking portion 102, as shown in FIG.
  • the present applicant has provided a band type clamp C-1 shown in FIG. 8 in Japanese Patent Application Laid-Open No. 11-255260 assuming that this type of band type clamp is attached to a corrugated tube externally mounted on a group of electric wires.
  • a convex portion 202 is provided at a position corresponding to a concave portion of the corrugated tube on the smooth surface 201 of the band 200 wound around the corrugated tube, and the band 200 is positioned and attached to the corrugated tube.
  • the band-type clamp C-1 is also in the same state as in FIGS. 7A and 7B, requires a distance a from the vehicle body panel, and the corrugated tube externally fitted to the wire harness is on the locking side. It becomes easy to collapse.
  • the present invention has been made in view of the above-described problem.
  • the distance between the wire harness attached to the vehicle body panel by attaching the band-type clamp and the vehicle body panel is made as small as possible, and the center of the wire harness is the center of the vehicle body locking portion.
  • the wire harness is prevented from falling down and stabilized so that the wiring space of the wire harness along the vehicle body panel can be made as small as possible.
  • the present invention is a band-type clamp made of a resin molded product that is wound around the outer periphery of a plurality of electric wires and bound as a group of electric wires and that fixes the electric wires to the vehicle body, A box-shaped main body for locking the band, a vehicle body locking portion protruding from the main body, and a band,
  • the vehicle body locking portion includes a pair of plates that project from the bottom of the plate, a support shaft that protrudes from the bottom of the plate, and a pair that projects in a folded manner from the tip side of the support shaft.
  • the band-locking main body penetrates in the left-right direction with an upper wall made up of the bottom of the dish part, left and right side walls projecting from the bottom lower surface of the dish part, and a bottom wall connecting the lower ends of the left and right side walls.
  • the band-type clamp characterized in that the band protrudes from the bottom wall on the one-side opening side of the through hole of the main body, and is continuously provided with a locking groove for locking the locking piece on one surface in the width direction. Is provided.
  • the upper wall of the box-shaped main body that penetrates and locks the band is constituted by the dish portion that is a constituent member of the vehicle body locking portion, and the conventional upper wall of the main body is eliminated. ing.
  • the dish part as the upper wall of the main body, standing the front and rear side walls of the main body from the bottom surface of the dish part, providing the bottom wall continuously between the lower ends of the front and rear side walls, and Thus, the locking piece protrudes from the bottom surface of the plate portion.
  • the dish part when the dish part is used as the upper wall of the main body, the dish part has flexibility, and therefore, the locking piece protruding from the bottom surface of the dish part is arranged on the central axis of the vehicle body locking part.
  • the wire harness shown in FIG. 7B can be prevented from falling to the side. And since the upper piece of the main body is eliminated and the locking piece protrudes from the plate portion, the distance between the vehicle body panel and the center of the wire harness can be reduced by the thickness of the main body. As described above, with the wire harness attached to the vehicle body panel via the band-type clamp, the dimension from the vehicle body panel to the center position of the wire harness can be reduced and the wire harness can be prevented from falling to the side.
  • the wiring space for the wiring harness along the vehicle body panel can be made narrower than before.
  • the locking piece projecting from the bottom of the dish portion serving as the upper wall of the main body is provided at the center position in the width direction of the main body as a main locking piece, and the locking piece is at the center in the width direction of the band.
  • the sub-locking piece is locked to the locking groove, and a sub-locking piece is provided at a band outlet side or / and an inlet position from the main locking piece, and the sub-locking piece is connected to the main locking piece in the width direction. It is preferable that they are provided at the same position or both side positions in the width direction, and these sub locking pieces are locked in the locking grooves of the band.
  • the vehicle vibrations can be obtained only in the case of the main locking piece.
  • the main locking piece is worn by the above, wear of the main locking piece can be prevented by providing a sub locking piece to increase the locking force.
  • the width of the band is as wide as 7.5 mm to 20 mm, and the sub locking pieces are provided on the outlet side of the main locking piece and on both sides in the width direction.
  • Conventionally used bands have a maximum width of about 7 mm and a wall thickness of about 1.2 mm. As described above, when the width of the band is made wider than before, the tightening force can be distributed to the wire harness and the load on the wire harness can be reduced. In addition, an increase in material cost can be suppressed by reducing the wall thickness instead of widening the band. Furthermore, in order to lock the wide band, the band is stably fastened in the width direction by providing the left and right sub-locking pieces together with the main locking piece as the locking piece provided on the main body as described above. be able to.
  • the band-type clamp according to the present invention uses the plate portion provided in the vehicle body locking portion as the upper wall of the main body through which the band penetrates and engages with the band locking groove from the bottom surface of the plate portion. Since the locking piece to be stopped protrudes, the locking piece can be easily bent, and as a result, the locking piece can be provided at a position on the central axis of the vehicle body locking portion. Therefore, the center position of the wire harness attached to the vehicle body panel via the band-type clamp can be matched with the center position of the vehicle body locking portion, and the wire harness can be prevented from falling down.
  • the distance of the wire harness from the vehicle body panel can be shortened, and the wire harness can be brought close to the surface of the vehicle body panel and stably held.
  • the wiring space of a wire harness can be reduced.
  • FIG. 1A and 1B show a first embodiment of the present invention, in which FIG. 1A is an enlarged perspective view of a main part, FIG. 1B is an overall side view, and FIG. (A) is an enlarged front view showing the main body and the vehicle body locking portion, (B) is a cross-sectional view taken along the line BB of (A), and (C) is an explanatory view showing the position of the locking piece.
  • (A) (B) (C) is sectional drawing which shows the attachment process of the band type clamp to a wire harness. It is sectional drawing which shows the state attached to the vehicle body.
  • a 2nd embodiment is shown, (A) is a principal part front view, and (B) is an explanatory view showing a position of a locking piece.
  • A) to (D) are drawings showing a conventional general-purpose band-type clamp.
  • A) (B) is drawing explaining the problem of the band type clamp of FIG. It is a perspective view of the band type clamp of other conventional examples.
  • the band-type clamp 1 is made of a resin molded product, and integrally includes a band locking main body 2, a band 3 protruding from the main body 2, and a vehicle body locking portion 4.
  • the band-locking main body 2 has a box shape with through holes 6 in the left-right direction X, and penetrates through the upper and lower side walls 2a, 2b, the bottom wall 2c, and the upper wall made up of the dish portion 5 of the vehicle body locking portion 4. It is formed in a box surrounding the hole 6.
  • the right opening of the through hole 6 is a band inlet 6a, and the left opening is a band outlet 6b.
  • a band 3 is projected from the bottom wall on the band outlet 6b side.
  • the band 3 is provided with a locking groove 7 continuously on one surface in the width direction.
  • One surface on which the locking groove 7 is provided is a surface on the outer peripheral surface side when the band 3 is wound around the wire harness, and on the inner peripheral surface side in contact with the wire harness, as shown in FIG.
  • a small protrusion 8 for stopping is provided.
  • the plate portion 5 is conventionally provided as a portion that comes into contact with the surface of the vehicle body panel when the vehicle body locking portion 4 is inserted and locked in the through hole of the vehicle body panel.
  • the dish portion 5 has an elliptical shape, and a flange portion 5b protrudes in an arc shape from the periphery of the bottom portion 5a.
  • the bottom part 5a of the dish part 5 is used as the upper wall of the main body 2 as described above, and the front and rear side walls 2a and 2b of the main body 2 project from the central bottom part 5a of the dish part 5.
  • the vehicle body locking portion 4 includes support shaft portions 4a and 4b projecting from both sides on the long axis side of the bottom portion 5a of the dish portion 5, a connecting portion 4c for connecting the tips of the support shaft portions 4a and 4b, A pair of blade portions 4d, 4e projecting from the lower surface of the connecting portion 4c is provided, and locking step portions 4f, 4g are provided at the tips of the blade portions 4d, 4e.
  • the pair of blade portions 4d and 4e are inclined and project in the opposite direction, and the short axis side of the through hole H of the vehicle body panel P having an elliptical shape by the locking step portions 4f and 4g provided on the blade portions 4d and 4e. It is made to latch on the periphery which opposes.
  • the center axis L1 of the vehicle body locking portion 4 is a position sandwiched between the blade portions 4d and 4e.
  • the main body 2 for locking the band projects on the central axis L1 of the vehicle body locking portion 4 from the bottom bottom surface of the dish portion 5 serving as the upper wall toward the through hole 6.
  • the protrusion position of this locking piece 10 is made into the center part of the width direction Y (the left-right direction X orthogonal direction) of the main body 2.
  • sub locking pieces 11 and 12 are provided on both sides in the width direction Y at a position on the band outlet 6 b side of the through hole 6.
  • the main locking piece 10 and the sub locking pieces 11 and 12 are located at the vertices of the equilateral triangle.
  • the dimension between the main locking piece 10 and the sub locking pieces 11 and 12 is the same as the pitch of the locking groove 7 provided in the band 3, and the main locking piece 10 is placed in one of the adjacent locking grooves 7. The sub locking pieces 11 and 12 are locked in the other locking groove 7.
  • the width of the band 3 is wider than that of the conventional general-purpose product shown in FIG. 6, and is 10 mm in this embodiment. Further, the thickness of the band 3 is made thinner than that of a conventional general-purpose product, and is 0.7 mm in this embodiment.
  • the dimension L3 to the inner surface of the through hole facing the main locking piece 10 and the sub locking pieces 11, 12 protruding from the through hole 6 is as narrow as 1.0 mm. is doing.
  • the vertical dimension L4 of the main body 2 from the bottom part upper surface of the dish part 5 used as the upper wall of the main body 2 to the lower surface of the bottom wall 2c is 3 mm, and the main body 2 is made low.
  • the general-purpose conventional product shown in FIG. 6 is 4.5 mm and is 1.5 mm lower.
  • the band-type clamp 1 having the above-described shape is formed by winding the band 3 around a plurality of electric wire groups 21 constituting the wire harness 20 and then inserting the band 3 into the through hole 6 of the main body 2 from the inlet 6 a. And pull out from the outlet 6b.
  • a jig (not shown) for tightening and cutting is attached to the pulled-out band 3, and the band 3 is pulled strongly with the jig to lock the main locking piece 10 and the sub-locking in the locking groove 7 of the band 3. While the pieces 11 and 12 are locked, the band 3 drawn out from the outlet 6b is cut.
  • the main locking piece 10 is positioned on the central axis L1 of the vehicle body locking portion 4, and the main locking piece 10 and the locking groove 7 of the band 3 are on the central axis L1 of the vehicle body locking portion 4. It can be locked. As a result, the center O of the wire harness fastened to the main body 2 by the band 3 can be fixed to the central axis L1, and the side fall of the wire harness as shown in FIG. 7B can be prevented.
  • the vehicle body locking portion 4 When the wire harness with the band-type clamp 1 attached as described above is routed along the vehicle body panel of the automobile, the vehicle body locking portion 4 is inserted into the through hole H of the vehicle body panel P as shown in FIG. Stop. At that time, the pair of blade portions 4d and 4e of the vehicle body locking portion 4 is bent and inserted into the through hole H. After the insertion, the blade portions 4d and 4e are returned to their original positions, and the locking step portions 4f and 4g are returned. Is locked to the periphery of the through hole H. In this state, the flange portion 5b of the plate portion 5 expands and is pressed against the surface of the vehicle body panel P. By using the dish portion 5 as the upper wall of the main body 2, the main body 2 comes into contact with the vehicle body panel P in a stable state.
  • the upper wall of the main body 2 is formed by the bottom portion 5a of the dish portion 5 with the band-type clamp 1 attached to the vehicle body panel P as described above, from the surface of the vehicle body panel P to the center position of the wire harness.
  • the dimensions can be shortened and the wire harness can be held stably.
  • the protruding amount of the band-type clamp 1 protruding from the vehicle body panel P can be reduced, and the wire harness can be prevented from falling as described above, the wiring space for the wire harness along the vehicle body panel P can be reduced. it can.
  • the main locking piece 10 is locked in the locking groove 7 of the band 3 and the sub locking pieces 11 and 12 are also locked in the locking groove 7 and locked at three positions.
  • the locking force can be increased, and the wide band 3 can be locked so as not to be twisted.
  • the sub latching pieces 11 and 12 are latched by the exit side of the band 3, even if a load is applied to the band 3, the influence on the main latching piece 10 can be reduced.
  • the load due to vehicle vibration can also be dispersed by the three locking pieces 10, 11, 12, the wear of the main locking piece 10 can be reduced, and the reliability of the band-type clamp can be improved.
  • the band 3 is wide, the tightening force can be distributed to the wire harness.
  • the band type clamp 1-1 of the second embodiment is the same as the first embodiment in that the plate portion 5 is the upper wall of the band locking main body 2, but the width of the band 3 is the same as the conventional one. It is set to 6.4 mm which is 7 mm or less. Only the main locking piece 10 protrudes from the lower surface of the bottom portion 5a of the dish portion 5 on the central axis of the vehicle body locking portion 4, and the width of the locking piece 10 is larger than that of the locking piece 10 of the first embodiment. It is wide.
  • the vehicle body locking portion 4 projects a frame-shaped support shaft 4k from the bottom portion 5a of the plate portion 5, and a pair of blade portions 4j and 4i project from both sides in the width direction of the support shaft 4k.
  • the locking step portions 4m and 4n provided at the tips of 4j and 4i are locked to the peripheral edge facing the long axis side of the through hole of the vehicle body panel. Since other configurations are the same as those of the first embodiment, the same reference numerals are given and description thereof is omitted.
  • the band 3 since the width of the band 3 is narrower than that of the first embodiment, the band 3 can be stably locked only with the main locking piece 10. By narrowing the width of the band 3 in this way, there is an advantage that the material cost can be reduced and the configuration of the main body 2 for locking the band can be simplified.
  • one sub locking piece may be provided and provided at the center in the width direction in the same manner as the main locking piece.
  • the dish portion is circular.
  • the shape of the vehicle body locking portion may be such that one support shaft portion projects from the center of the plate portion, and a pair of blade portions are provided in a folded shape from the tip of the support shaft portion.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Package Frames And Binding Bands (AREA)
  • Installation Of Indoor Wiring (AREA)
  • Clamps And Clips (AREA)

Abstract

L'invention concerne une agrafe à lanière permettant de réduire la quantité de dépassement du faisceau de câblage d’un panneau de carrosserie de véhicule. L’agrafe est dotée d’un corps (2) en forme de caisson servant à bloquer une lanière, d’une partie (4) de blocage sur la carrosserie du véhicule qui dépasse du corps, et d’une lanière (3), une portion aplatie (5) de la partie (4) de blocage sur la carrosserie du véhicule définissant la paroi supérieure du corps (2), une pièce (10) de blocage étant placée de façon à dépasser de la portion aplatie (5), et la pièce (10) de blocage réalisant le blocage avec une rainure (7) de blocage de la lanière (3) qui est insérée dans un trou débouchant (6) du corps (2).
PCT/JP2010/050720 2009-08-27 2010-01-21 Agrafe à lanière WO2011024490A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2009197273A JP2011046418A (ja) 2009-08-27 2009-08-27 バンド型クランプ
JP2009-197273 2009-08-27

Publications (1)

Publication Number Publication Date
WO2011024490A1 true WO2011024490A1 (fr) 2011-03-03

Family

ID=43627605

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2010/050720 WO2011024490A1 (fr) 2009-08-27 2010-01-21 Agrafe à lanière

Country Status (2)

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JP (1) JP2011046418A (fr)
WO (1) WO2011024490A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104428172A (zh) * 2012-05-08 2015-03-18 矢崎总业株式会社 线束固定结构

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5796541B2 (ja) * 2012-05-14 2015-10-21 住友電装株式会社 ワイヤーハーネス固定具

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10295028A (ja) * 1997-04-16 1998-11-04 Sumitomo Wiring Syst Ltd 線材束の保持具
JPH11255260A (ja) * 1998-03-11 1999-09-21 Yazaki Corp コルゲートチューブの固定具

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10295028A (ja) * 1997-04-16 1998-11-04 Sumitomo Wiring Syst Ltd 線材束の保持具
JPH11255260A (ja) * 1998-03-11 1999-09-21 Yazaki Corp コルゲートチューブの固定具

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104428172A (zh) * 2012-05-08 2015-03-18 矢崎总业株式会社 线束固定结构

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