JP2001180470A - Parking cable routing structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To avoid an interference with a fuel tank by improving the routing structure of a cable for car barking brake. SOLUTION: In this parking cable routing structure, a parking cable 11 and an ABS rear sensor harness 17 are fixed to an arm hanger 3 using first and second clamps 13 and 14 formed separately from each other. A hole for a bolt 15 tightened with clamp provided in the arm hanger 3 is disposed at the front of the bolt 15 pivotally supporting a trailing arm and under the lower end surface 2a of a side frame 2, and first and second claws are installed on a first clamp 13 of two clamps in the direction different from each other. The first claw 13c is inserted closely into the hole 3b provided in the arm hanger 3, and the second claw 13d is inserted closely into an elongated hole 14c provided in the second clamp 14. By this, the positions of the first and second clamps 13 and 14 are varied, and their interference with a fuel tank can be avoided.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a parking cable routing structure applied to an automobile.

[0002]

2. Description of the Related Art FIG. 9 is a bottom view of a rear lower surface of an automobile. In this figure, 1 is a vehicle body floor panel, 2 is a side frame, 3 is an arm hanger, 4 is a trailing arm, 5 is a rear axle, 6 is a rear wheel, and 7 is a shock absorber. A fuel tank 8, a muffler 9, and an exhaust pipe 10 are provided below the floor panel 1. Although not shown, a parking brake mechanism is provided in a part of the brake device of the rear wheel 6, and a parking cable (parking brake cable) 11 connected to the parking brake mechanism passes through a lower portion of the floor panel 1 and is parked in the vehicle interior. It is connected to a brake lever (not shown).

FIG. 10 is a perspective view showing an arrow A portion of FIG. 9, and FIG. 11 is an enlarged front view of a main portion thereof. FIG.
As shown in FIG. 5, the arm hanger 3 has a U-shape as viewed from below, and is provided with ribs 3a on the side surface for reinforcement. The arm hanger 3 is attached to the vehicle body by welding, and supports the front end of the trailing arm 4 with bolts 12. A first clamp 13 and a second clamp 14 are provided on the surface of the arm hanger 3.
And are attached with bolts 15 together. The first clamp 13 supports the rear sensor harness 17 via the grommet 16, and the second clamp 14 supports the parking cable 11 via the protection pipe 18.

Since the first and second clamps 13 and 14 are fixed by only one bolt 15, there is a possibility that the first and second clamps 13 and 14 are mutually rotated and displaced around the bolt 15 as a rotation center. Then, a part of the side of the first clamp 13 is bent to form a claw 13a, and this claw 13a is brought into contact with the side of the second clamp 14, and the claw 14a is also provided on the second clamp 14.
And a hole 13b provided in the first clamp 13
To fit. With this structure, the first and second clamps 13 and 14 do not rotate with each other,
Also, the rear sensor harness 17 and the parking cable 11
, The clamps 13 and 14 do not rotate integrally.

In the structure described above, the fuel tank 8 and the arm hanger 3 are arranged very close to each other as shown in FIG. 9 and there is no space for operating tools between them. Had many restrictions. That is, the mounting priority of mounting the fuel tank 8 on the vehicle body after the parking cable 11 is mounted on the arm hanger 3 becomes indispensable, which sometimes hinders the mounting operation. Also, when the parking cable 11 needs to be replaced when necessary,
Each time, it became necessary to remove the fuel tank 8 from the vehicle body.

In order to solve this problem, a space may be created between the fuel tank 8 and the arm hanger 3 by changing the position and shape of the fuel tank 8. Is that the fuel tank 8 should be mounted in front of the vehicle body as much as possible to avoid the effects of an unexpectedly large load from the rear of the vehicle body, and the muffler 9 is laid out on one side as shown in FIG. Therefore, it is difficult to solve the above problem because the fuel tank 8 is moved to the other side due to balance.

As a prior art of a parking cable routing structure, there is one described in Japanese Patent Application Laid-Open No. 11-208445. The present invention has a structure in which a car travels on a snowy road and snow is flipped up by a front wheel to be stacked on a parking cable to avoid being affected by the weight of the parking cable. Does not solve the problem.

[0008]

SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and has as its object to provide a parking cable routing structure that facilitates assembling and replacing a parking cable. Things.

[0009]

According to the present invention, as a means for solving the above problems, the invention described in claim 1 is provided.
In a parking cable routing structure in which a parking cable and a rear sensor harness of an ABS are separately formed on an arm hanger for attaching a trailing arm to a vehicle body side by a first and a second clamp, a clamp provided on the arm hanger for fastening together A bolt hole is provided in front of the pivot shaft of the trailing arm and below the lower end surface of the side frame.
The first and second claws are changed in direction to provide first and second claws, the first claws are inserted into holes provided in the arm hanger, and the second claws are inserted into the second clamps. It is characterized by being inserted into the provided long hole.

According to a second aspect of the present invention, in the first aspect, the first clamp is connected to the first clamp.
In addition to a double plate structure obtained by folding two plate materials from the intermediate portion, the folded portion is formed in a circular shape, the parking cable is sandwiched by the folded portion, and the clamp joint tightening bolt is used to tighten the bolt. It is characterized in that the folded portion is configured to be reduced in diameter.

According to a third aspect of the present invention, in the second aspect, the parking cable is inserted into a protection pipe and fixed by caulking, and the parking cable is connected to the first cable through the protection pipe. It is characterized in that it is held between the folded portions of the first clamp.

According to a fourth aspect of the present invention, in the third aspect, a band-shaped large-diameter portion is provided at substantially the center in the longitudinal direction and at the front and rear ends of the protective pipe, and the large-diameter portion at the front end is substantially identical to the large-diameter portion at the front end. The folded portion of the first clamp is located between the central large diameter portion.

According to a fifth aspect of the present invention, in the third or fourth aspect, the large diameter portion at the rear end of the protection pipe is provided on a rear end surface of an arm hanger for attaching a trailing arm to a vehicle body. It is characterized by being substantially matched.

Further, according to a sixth aspect of the present invention, there is provided the arm hanger according to any one of the third to fifth aspects, wherein the reinforcing ribs provided on the arm hanger have the same height as the ribs. The first and second clamps are formed on the seating surfaces of the first and second clamps.

[0015] With the configuration described in claim 1, when the fuel tank is arranged in the conventional manner, it is affected by interference between the parking cable and the fuel tank in the work of attaching and detaching the rear sensor harness of the ABS. Will not be.

[0016]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below with reference to FIG. 1 corresponding to FIG. 10 and FIG. 2 corresponding to FIG. The same parts as those of the related art, such as the support structure of the trailing arm 4, are denoted by the same reference numerals and description thereof is omitted. The major feature of the parking cable routing structure according to the present invention is that the holes of the bolts 15 for joint tightening provided on the arm hanger 3 (the holes 14b of the second clamp 14 are shown in FIG. 2 is disposed in front of the bolt 12 (the right side in FIG. 2 is the front of the vehicle) and below the lower end surface 2 a of the side frame 2.

The first clamp 13 of the two clamps is changed in direction to the first claw 13c and the second claw 13c.
Of the first claw 13c (see FIGS. 4 and 5).
Is inserted into a hole 3b provided in the arm hanger 3 (see FIG. 6), and a second claw 13d is inserted into an elongated hole 14c provided in the second clamp 14 (see FIG. 2). In addition, contrary to the conventional structure, the first clamp 13 supports the parking cable 11 and the second clamp 14 supports the rear sensor harness 17 (see FIG. 6).

FIGS. 3 to 5 show the first clamp 13 as a single unit. FIG. 3 is a plan view, FIG. 4 is a front view, and FIG. FIG. As is clear from FIG. 5, the first clamp 13
It has a double plate structure obtained by folding one plate material from the middle part. The folded portion 13e is formed in a circular shape.
1 is pinched. As shown in FIGS. 3 and 4, the first clamp 13 is formed to be wide, and the folded portion 13 e is provided on both sides thereof.
3f (the angle of that part is θ =
270 °). When the notch 13f is not provided, the clamping force is increased by increasing the width. On the other hand, when the bolt 15 for tightening the clamp is fastened, the vicinity of the center of the folded portion 13e is sufficiently reduced in diameter. There is a possibility that the diameter may be insufficiently reduced at both ends of the protective pipe 18 and play may occur between the protective pipe 18 and the protective pipe 18. Therefore, a notch 13f is provided to slightly reduce the rigidity of the folded portion 13e so that the entire folded portion 13e can be reliably reduced in diameter by fastening the bolt 15 for co-clamping.

As shown in FIG. 4, a hole 13g is provided in a lower portion of the front surface of the first clamp 13 and a hole 13g is provided.
The hole 14b (see FIG. 1) of the second clamp 14 and the hole 3c of the arm hanger 3 overlap each other.
The bolts 15 penetrate the holes 13g and 14b and the holes 3c that have been overlapped.
A nut 19 is screwed into 5. In addition, 20, 21
Is a washer. The parking cable 11 and the rear sensor harness 17 are not directly supported by the first and second clamps 13 and 14, but a protection pipe 18 and a grommet 16 are interposed therebetween.

As shown in FIG. 2, the parking cable 11
There is a swaging portion 18a in the protection pipe 18 for inserting the
Thus, the protection pipe 18 is fixed to the parking cable 11. The protection pipe 18 is sandwiched between the folded portions 13e of the first clamp 13. In the protection pipe 18,
Front end (corresponding to the front of the vehicle, right end in the figure)
And large rear portions 18b, 18 at the rear end (corresponding to the rear of the vehicle and at the left end in the figure) and substantially at the center in the longitudinal direction.
c and 18d are provided.
Folded portion 1 of first clamp 13 between 8b and 18d
3e is located. The large-diameter portion 18c at the rear end of the protection pipe 18 substantially matches the rear end surface 3d of the arm hanger 3.

With the above structure, the first and second clamps 1
3, 14 are integrated. These are mounted on the arm hanger 3 with bolts 15 as shown in FIG.
In this case, as described above, the arm hanger 3 has a U-shape as viewed from below, but a device for securing a seating surface of the first clamp 13 is provided at that portion.

This will be described with reference to FIGS. 7 and 8. A plurality of ribs 3a are radially provided on the arm hanger 3 around a hole 3e through which a bolt 12 (see FIGS. 1 and 2) is inserted. This rib 3a is for reinforcement, but connects two adjacent ones of the rib 3a, and the rib
The first clamp 13 is formed on the bearing surface 3f at the same height as a. By forming the seat surface 3f, the positioning of the first clamp 13 is facilitated.

In the parking cable routing structure thus configured, first, the clamp is divided into a first clamp 13 and a second clamp 14, so that the second clamp 14 is used for a vehicle equipped with ABS. In this case, the rear sensor harness 17 of the ABS is sandwiched between them, and it is possible to select that the second clamp 14 is not used for the vehicle without the ABS. Then, these are connected to the first and second clamps 13 and 14.
Since the protection pipe 18 and the grommet 16 are used instead of being directly held, the parking cable 11 and the rear sensor harness 17 can be protected.

[0024]

According to the present invention, since the parking cable routing structure is constructed as described above, according to the first aspect of the present invention, the positions of the bolts that fasten the first and second clamps together are determined. Since the fuel tank does not interfere with the fuel tank, the parking cable can be routed with the fuel tank attached to the vehicle body. Also, from the fuel tank side, the capacity can be expanded, and
It can be arranged at a preferable position against an impact from the rear of the vehicle body. Then, the rotation of the first and second clamps to be superimposed can be stopped with a simple structure.

According to the second aspect of the present invention, the structure of the first clamp can be simplified. And the first
Before tightening the clamp with the bolt, the protection pipe can freely rotate with respect to the first clamp, but when tightening with the bolt, the circular folded part is reduced in diameter due to the notch, To tighten the protection pipe,
Even if strong vibrations around the foot are input through the parking cable, it is possible to prevent generation of abnormal noise and play. Further, according to the third aspect of the present invention, the parking cable can be protected.

According to the fourth aspect of the present invention, the provision of the large-diameter portion in the protective pipe ensures the positioning,
According to the fifth aspect of the present invention, since the large diameter portion at the rear end of the protection pipe and the rear end surface of the arm hanger substantially match, even when the suspension strokes and the parking cable becomes slightly taut, it interferes with the arm hanger. Can be prevented.

According to the invention of claim 6, by forming the seating surface of the first clamp on the arm hanger,
In addition to being able to easily position the first and second clamps,
By forming the seat surface between the adjacent beads, it is possible to prevent a reduction in the rigidity of the arm hanger.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an embodiment of the present invention.

FIG. 2 is an enlarged front view showing a main part of FIG. 1;

FIG. 3 is a plan view of a first clamp.

FIG. 4 is a front view of that of FIG.

FIG. 5 is a cross-sectional view of a portion along the line AA in FIG. 4;

FIG. 6 is a cross-sectional view of a portion along the line BB of FIG. 2;

FIG. 7 is a front view of the arm hanger.

FIG. 8 is a cross-sectional view of a portion along the line CC in FIG. 7;

FIG. 9 is a bottom view of the rear lower surface of the automobile.

FIG. 10 is a perspective view showing a conventional structure.

FIG. 11 is an enlarged front view showing a main part of FIG. 10;

[Explanation of symbols]

 Reference Signs List 1 floor panel 2 side frame 2a lower end surface 3 arm hanger 3a bead 3b hole 3f seating surface 4 trailing arm 11 parking cable 12 bolt 13 first clamp 13c first claw 13d second claw 13e folded portion 14 second clamp 14c long hole 15 bolt 16 grommet 17 rear sensor harness 18 protective pipe 18a caulked portion 18b large diameter portion 18c large diameter portion 18d large diameter portion

Claims (6)

[Claims] 1. A parking cable routing structure in which a parking cable and a rear sensor harness of an ABS are separately fixed to an arm hanger for attaching a trailing arm to a vehicle body side by first and second clamps, respectively. The hole of the bolt for tightening the clamp to be provided is disposed forward of the pivot shaft of the trailing arm and below the lower end surface of the side frame, and the first of the two clamps is further provided. First and second claws are provided by changing the direction of the clamp, the first claw is inserted into a hole provided in the arm hanger, and the second claw is inserted into a long hole provided in the second clamp. A parking cable routing structure characterized by the following. 2. The first clamp has a double plate structure obtained by folding a single plate material from an intermediate portion, forms the folded portion in a circular shape, and clamps the parking cable between the folded portions. The parking cable routing structure according to claim 1, wherein the folded portion is reduced in diameter by fastening of the clamp co-fastening bolt. 3. The parking cable according to claim 2, wherein the parking cable is inserted into a protection pipe and fixed by caulking, and the parking cable is held between the folded portions of the first clamp via the protection pipe. The routing structure of the parking cable according to 1. 4. A band-shaped large-diameter portion is provided at the front and rear ends of the protective pipe and substantially at the center in the longitudinal direction, and the folded portion of the first clamp is provided between the large diameter portion at the front end and the large diameter portion at substantially the center. The parking cable routing structure according to claim 3, wherein the parking cable is located. 5. The parking cable according to claim 3, wherein a large-diameter portion at a rear end of the protection pipe substantially matches a rear end surface of an arm hanger for attaching a trailing arm to a vehicle body. Routing structure. 6. A reinforcing rib provided on the arm hanger, wherein a portion between adjacent ribs protrudes at the same height as the rib, and the protruding surface is formed on a seating surface of the first and second clamps. The parking cable routing structure according to any one of claims 3 to 5, wherein: