JP2008284965A - Clamp fixing structure of flat wire harness - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a clamp fixing structure of a flat wire harness capable of facilitating the assembly to the flat wire harness, reducing the fitting tolerance when wiring the flat wire harness on a workpiece to be wired while enhancing the assembly work efficiency. <P>SOLUTION: The clamp fixing structure has a clamp 3 for a flat wire harness for wiring the flat wire harness 2 on an object to be wired. The flat wire harness 2 has fixing holes 9 in a vicinity of both ends in its width direction. The clamp 3 for the flat wire harness comprises a substantially flat substrate 6, a fixing dowel 7 which is formed on one substantially surface of the substrate and fitted in the fixing hole 9, and a fitting dowel which is formed on the other surface of the substrate, and inserted in a fitting hole of the fitting object. The fixing dowel 7 is inserted in the fixing hole 9 and fixed by a fixing means, and the flat wire harness 2 and the clamp 3 for the wire harness are integrally fixed to each other. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a clamp fixing structure for a flat wire harness, in which a flat wire harness and a clamp for a flat wire harness used for arranging and fixing the flat wire harness to a mounting target are fixed and integrated with each other. It is.

  Conventionally, when mounting a flat wire harness, first, a flat wire harness is manufactured according to a mounting portion of a mounted body such as an automobile body to be mounted, and this flat wire harness is attached to the entire mounting portion of the mounted body. It is bent into an appropriate shape according to the shape. Thus, the flat wire harness formed in a predetermined shape in advance is inserted and installed in a mounting hole (not shown) previously drilled in a predetermined part of the mounted body. Therefore, in the clamp fixing structure 101 of the conventional flat wire harness, as shown in FIG. 3, the flat wire harness 102 in which two electric wires 104, 104 are arranged in parallel with a predetermined interval therebetween. A wire harness clamp 103 is wound around and fixed to a predetermined portion, that is, a portion below the flat wire harness 102 corresponding to the perforated portion of the mounting hole, by fixing with a fixing tape 107, and the wire harness clamp 103 is formed in advance. The mounting dowels (not shown) are routed by being inserted into the mounting holes.

  As the wire harness clamp 103 described above, a wire harness clamp 103 for routing a wire harness having a circular cross-sectional shape is used, which is specifically configured to fix the flat wire harness 102. is not. Therefore, the flat wire harness 102 is not configured to be attached in a preferable state to the attached body to be attached, and the width is narrower than the width of the flat wire harness as shown in FIG. In order to fix the flat wire harness 102 to such a wire harness clamp 103, the portion protruding in the width direction of the flat wire harness 102 is folded and placed on the wire harness clamp 103, and the fixing tape 107 is attached. It is necessary to wind and fix.

  Therefore, the flat wire harness 102 having a wide width protrudes from the end of the wire harness clamp 103, and a gap is formed between the flat wire harness 102 and the wire harness clamp 103, which makes the appearance worse. It was. In addition, the assembly of the wire harness clamp 103 to the flat wire harness 102 is defined by the position of an attachment hole formed in advance in the attached body to which the flat wire harness 102 is attached. Since the assembling operation itself for assembling the harness clamp 103 is performed by being positioned by the assembling operator and fixed by the fixing tape 107, there is a problem that the mounting intersection becomes large.

  The present invention was created in view of the above-described problems, and is easy to assemble with respect to a flat wire harness, and improves the workability of assembling, while routing the flat wire harness to an attachment object to be attached. It is an object of the present invention to provide a flat wire harness clamp fixing structure capable of reducing the mounting intersection at the time.

  To achieve the above object, a clamp fixing structure for a flat wire harness according to the present invention comprises a flat wire harness and a flat wire harness clamp for routing the flat wire harness to a mounting target, Has a fixing hole near both ends in the width direction, and the flat wire harness clamp has a substantially planar substrate, a fixing dowel that is formed on the substantially flat surface of the substrate and is fitted into the fixing hole, and a substantially flat surface. And a mounting dowel that is formed on one side surface of the substrate and is inserted into a mounting hole to be mounted.

  The fixing dowel is preferably inserted into the fixing hole and fixed by the fixing means, and the flat wire harness and the flat wire harness clamp are fixed integrally.

  The clamp fixing structure of the flat wire harness according to the present invention corresponds to the drilling position of the mounting hole formed in advance in the mounted body to which the flat wire harness is to be attached, at an appropriate position in the longitudinal direction of the flat wire harness, By configuring so that the clamp for the flat wire harness can be assembled, the positioning accuracy can be improved, and the mounting intersection when the flat wire harness is attached to the mounted body can be reduced.

  In addition, a fixing hole penetrating the front and back is drilled in each of the predetermined portions in the longitudinal direction of the flat wire harness near the both ends in the width direction avoiding the wire, and the predetermined surface on one side of the clamp for the flat wire harness A fixing dowel is formed at a predetermined interval corresponding to the fixing hole, and the fixing hole and the fixing dowel are fitted to each other and fixed by a predetermined fixing means so as to be integrated. By comprising, there exists an effect that the assembly workability which assembles the clamp for flat wire harnesses to a flat wire harness improves.

  Hereinafter, a preferred embodiment of the present invention will be described in detail with reference to FIGS. 1 and 2. As shown in FIG. 1, the clamp fixing structure 1 of the flat wire harness according to the present embodiment is used to route the flat wire harness 2 and an attached body (not shown) to be attached to the flat wire harness 2. The flat wire harness clamp 3 is provided.

  The flat wire harness 2 includes a suitable number of wires 4 and 4 having good conductivity, which are arranged in a non-contact state and covered with a harness material 5 made of synthetic resin having flexibility and electrical insulation. And is configured as a substantially flat and slender wire as a whole. In this embodiment, the flat wire harness 2 having two electric wires 4 and 4 will be described as an example. In addition, in FIG. 1, an electric wire is shown with a broken line.

  The two electric wires 4, 4 are arranged in parallel with each other at a predetermined interval in the width direction of the flat wire harness 2 and in the longitudinal direction of the flat wire harness 2. On the outer side in the width direction of the flat wire harness 2 of each of the two electric wires 4 and 4, a surplus portion formed only of the synthetic resin material constituting the harness material 5 is widened to form a cutting margin. Yes.

  The flat wire harness clamp 3 includes a substrate 6 having a substantially flat plate shape, two fixing dowels 7 and 7 formed at predetermined positions on one surface of the substrate 6 at predetermined intervals, and the other And a mounting dowel 8 formed at a substantially central position on the surface of this.

  The substrate 6 is formed of a desired material, preferably a synthetic resin, into a substantially cross shape in plane, and the width of the cross shape is set to be approximately equal to the width of the flat wire harness 2. The two adhering dowels 7 and 7 are provided so as to protrude substantially perpendicular to the plate surface of the substrate 6 in the vicinity of both ends of the cross-shaped width direction on one side of the substrate 6 thus formed.

  The fixing dowels 7 and 7 have a cylindrical shape, and the diameter thereof is set to be substantially the same as the diameter of the fixing holes 9 and 9 drilled in the flat wire harness 2, and the length in the height direction thereof is the flat wire harness 2. It is set slightly longer than the length in the thickness direction. The mounting dowel 8 is provided so as to protrude substantially perpendicularly to this surface at the substantially center on the surface opposite to the surface of the substrate 6 on which the fixing dowels 7 and 7 are formed. The mounting dowel 8 is for insertion into an attachment hole (not shown) drilled in advance at a predetermined position of the body to be attached, so that it is not easily removed after insertion. Composed.

  The attached body may take an appropriate form or configuration, but may be, for example, a car body of a car or a metal plate or a synthetic resin board that constitutes the car body. The attachment holes are formed at appropriate intervals at a plurality of locations of the required parts of the body to be attached, that is, the parts where the flat wire harness 2 is routed.

  In order to fix the flat wire harness 2 and the flat wire harness clamp 3 configured as described above to each other, first, widths avoiding the electric wires 4 and 4 at appropriate plural positions in the longitudinal direction of the flat wire harness 2. Fixing holes 9, 9 are formed in each of the surplus portions near both ends in the direction. When drilling the fixing holes 9, 9, the interval between the fixing holes 9, 9 in the longitudinal direction is set in advance corresponding to the interval between the mounting holes drilled in the attachment target.

  The fixing holes 9 and 9 are perforated through the front and back of the surplus portion, but of course, it is not always necessary to penetrate through the front and back. As long as the fixing dowels 7 and 7 formed on the clamp 3 are fitted, the fixing holes 9 and 9 and the fixing dowels 7 and 7 can be fixed and fixed to each other by appropriate fixing means. Good.

  In the fixing holes 9 and 9 of the flat wire harness 2 formed in this way, the corresponding fixing dowels 7 and 7 formed on the flat wire harness clamp 3 are inserted from the back side of the flat wire harness 2 respectively. However, the fixing holes 9, 9 and the fixing dowels 7, 7 inserted in them are fixed to each other by appropriate fixing means, and the flat wire harness clamps 3 are respectively attached to the appropriate portions of the flat wire harness 2. Fix together. The fixed state is shown in FIG. 2 as a sectional view.

  As a fixing means for fixing the fixing holes 9 and 9 to the fixing dowels 7 and 7, a conventionally known fixing technique corresponding to the material of the flat wire harness 2 or the flat wire harness clamp 3 can be employed. For example, as shown in FIG. 2, the tips of the fixing dowels 7, 7 protruding through the fixing holes 9, 9 can be fixed by heat caulking. In the state where the flat wire harness 2 and the flat wire harness clamp 3 are integrally fixed to each other, the widths of both of them coincide with each other, and the lower surface of the flat wire harness 2 and the upper surface of the flat wire harness clamp 3 are A stable and attractive fixed state can be obtained in close contact with each other without a gap.

  In this way, the flat wire harness clamps 3 are respectively fixed at appropriate positions in the longitudinal direction of the flat wire harness 2, and the mounting dowels 8 formed on the back side of the flat wire harness clamps 3 can be handled. By constructing so that it can be routed while being fitted to each mounting hole formed in advance in the body to be mounted, it is possible to improve the efficiency of the routing work and reduce the mounting intersection. It is like that.

  As described above, the flat wire harness clamp fixing structure 1 of the present invention includes the flat wire harness 2 provided with the fixing holes 9 and 9 at appropriate positions, and the fixing dowels that can be inserted into the fixing holes 9 and 9. A flat wire harness clamp 3 provided with 7 and 7, and the fixing dowels 7 and 7 are inserted into the fixing holes 9 and 9, and they are fixed and fixed to each other, The present invention can be implemented in various forms without departing from the gist thereof. For example, the number of electric wires in the flat wire harness may not be two.

It is a perspective view which shows the assembly | attachment process of the flat wire harness and clamp for flat wire harnesses in this embodiment. It is sectional drawing which shows the assembly | attachment state of the flat wire harness and clamp for flat wire harnesses in this embodiment, and is equivalent to the AA cross section of FIG. It is a perspective view which shows the assembly | attachment state of a flat wire harness and the clamp for the conventional wire harness. It is BB sectional drawing of FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Flat wire harness clamp fixation structure 2 Flat wire harness 3 Flat wire harness clamp 4 Electric wire 5 Harness material 6 Board | substrate 7 Adhering dowel 8 Mounting dowel 9 Adhering hole 101 Flat wire harness clamp fixing 102 Flat wire harness 103 Wire harness clamp 104 Electric wire 107 Fixing tape

Claims (2)

A flat wire harness, and a flat wire harness clamp for routing the flat wire harness to a mounting target;
The flat wire harness has fixing holes near both ends in the width direction,
The flat wire harness clamp is formed on a substrate having a substantially planar shape, a fixing dowel formed on the substantially flat surface of the substrate and fitted in the fixing hole, and one side surface of the substrate other than the substantially planar surface. A clamp fixing structure for a flat wire harness, comprising: a mounting dowel inserted into the mounting hole to be mounted.   Clamp fixing of a flat wire harness, wherein the fixing dowel is inserted into the fixing hole and fixed by fixing means, and the flat wire harness and the flat wire harness clamp are fixed integrally. Construction.

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