JPH1143021A - Piping structure for automobile washer hose - Google Patents

Abstract

PROBLEM TO BE SOLVED: To facilitate the laying work of a washer hose without flattening it by curving the piping of the washer hose in the bent part of a wire harness with a required diameter, and winding and fixing both end parts of the curved part on the wire harness by taping. SOLUTION: When a washer hose 1 is arranged from the main line W-1 of a wire harness W/H to a branch line W-2 branched substantially orthogonally thereto, a hose holding tool 2 is installed to the washer hose 1, and one end side and the other end side of the hose holding tool 2 are wound and fixed to the main line W-1 and the branch line W-2 by taping 3, respectively. The hose holding tool 2 has a curved part 2a and a plurality of locking claws 2b integrally molded thereto. The locking claws 25 can be easily locked and installed onto the circumference of the lose only by pushing the washer hose 1 into an insert port 4 from the side of the washer hose 1, and the hose 1 can be also curved and held with the required diameter. Thus, the washer hose 1 can be easily installed without flattening it, and the laying work to the wire harness W/H is facilitated.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a pipe structure for a washer hose for a motor vehicle, and more particularly, to a work for attaching a washer hose to a portion where a wire harness routed to a vehicle is bent. is there.

[0002]

2. Description of the Related Art In an automobile, as shown in FIG.
A rear wiper washer 50 is provided at the rear of the vehicle to clean the rear window. The washer fluid used for the rear washer 50 is stored in a washer tank 52 provided in an engine room 51 at the front of the vehicle, and therefore needs to be supplied to the rear of the vehicle. Therefore, a washer hose 53 is used.

The washer hose 53 is attached to a main line W-1 of a wire harness W / H or a branch line W-2 branched from the main line W-1 and is connected to a pipe from a front part of the vehicle to a rear part of the vehicle. Have been. Wire harness W
/ H is routed without interfering with other members, and by attaching to the wire harness W / H, the washer hose 53 can also be piped without interfering with other members.

[0004] By the way, in the portion P where the wire harness W / H is bent, a portion where the wire harness W / H itself is bent and a branch line W-H from the main line W-1 of the wire harness W / H.
2, for example, as shown in FIG. 6, the trunk W of the wire harness W / H
When the washer hose 53 is fixed by winding the washer hose 53 along the branch line W-2 branching substantially orthogonally from -1 at the branch point between the main line W-1 and the branch line W-2, the washer hose 53 is at a substantially right angle. Bends. In such a case, as shown in FIG. 6B, the bent portion 53a may be flattened and the washer liquid may not flow, and the washer hose 53 may be damaged.

Therefore, as shown in FIG. 7, a joint 57 is interposed between the washer hoses 56 at the branch point between the main line W-1 and the branch line W-2. The joint 5
Numeral 7 is made of polypropylene, the middle of which is bent at 90 degrees, and the insertion population 57b of the washer hose 56 is provided at both ends. Joint 5 to washer hose 56
After attaching 7, the tape is fixed to the wire harness W / H by tape winding.

The joint 57 prevents the washer liquid from clogging at the branch point between the main line W-1 and the branch line W / H of the wire harness W / H and prevents the washer hose from being damaged.

[0007]

However, in order to use the above-described joint 57, the wire harness W is required.
/ H is cut at the branch point between the main line W-1 and the branch line W-2, and the cut washer hose 5 is cut.
6 is required to be inserted into the insertion opening 57b of the joint 57. The insertion opening 57b of the joint 57 has a large diameter from the front end toward the middle, and there is a problem that the insertion work is not easy and it takes a lot of time to mount the joint.

SUMMARY OF THE INVENTION In view of the above problems, an object of the present invention is to provide a pipe structure of a washer hose for an automobile which can be easily attached to a wire harness without flattening the washer hose.

[0009]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention relates to a washer hose for an automobile, which is provided along a wire harness routed to a vehicle and fixedly wound with a tape. In a piping structure, at a portion where the wire harness is bent, the washer hose is bent at a required diameter, and both ends of the bent portion are tape-fixed to the wire harness so that the washer hose is not flattened. The invention provides a pipe structure for a washer hose for an automobile.

As described above, since the washer hose at the portion where the wire harness is bent is curved with a required diameter, it is possible to prevent washer liquid clogging and damage to the washer hose. In addition, by appropriately setting the diameter of the curve, interference with other members can be prevented. Further, the work of attaching the washer hose is easy because it is only a fixing work by winding the tape around the wire harness. Further, at the branch point, since the washer hose is simply bent without using another part, the cost of parts is not increased.

According to a second aspect of the present invention, there is provided a pipe structure of a washer hose for an automobile, which is provided along a wire harness routed to a vehicle and fixedly wound with a tape, wherein a portion where the wire harness is bent is provided. A washer hose is attached to the insertion opening of the hose holder bent at a required diameter from the side and held, and the hose holder is tape-fixed to the wire harness so that the washer hose is not flattened. The invention provides a piping structure for a washer hose for an automobile.

Since the washer hose at the portion where the wire harness is bent is bent to a required diameter by the hose holder as described above, the washer hose is not flattened, and the washer liquid is clogged and the washer is not bent. The hose can be reliably prevented from being damaged.

The hose holder can be easily mounted by attaching the washer hose to the insertion port from the side. Thereby, the work of attaching the washer hose becomes easy, and the working efficiency can be improved.

By appropriately setting the diameter of the curve of the hose holder, interference with other members can be reliably prevented.

[0015] As a hose holder for holding the washer hose by bending it to a required diameter, specifically, a plurality of locking claws are provided at upper and lower edges of a curved side surface curved to a required diameter. A washer hose is attached from the side to the insertion opening between the locking claws at the upper and lower edges, and is held from the side (Claim 3). A retaining wall protrudes, and a washer hose is attached to and held from the side of the insertion port between the locking walls from the side (claim 4), and can be bent to a required diameter by a plurality of slits having intervals. A locking wall having a notch continuous with the slit protrudes from upper and lower edges of a curved side surface, and a washer hose is attached from the side to the insertion opening between the locking walls and held. providing.

In any of these hose holders, the washer hose can be easily held by the locking claw or the locking wall simply by pushing the washer hose into the insertion port, and the washer hose is bent to a required diameter. Can be.

In the hose holder according to the third and fourth aspects, one end may be wound around the wire harness with a tape. The hose holder according to the fifth aspect may wind both ends around the wire harness. It is necessary.

The inner diameter of the washer hose curve is
It is preferable that the distance be set in the range of 35 mm or more and 100 mm or less (claim 6). Thus, interference with other members can be reliably prevented.

The curvature of the washer hose itself and the curvature of the washer hose by the hose holder may cause the wire harness in the vehicle compartment having a relatively larger space than the bent portion of the wire harness in the engine room where other members are densely packed. It is suitably used for refracted parts.

[0020]

Embodiments of the present invention will be described below with reference to the drawings. As shown in FIG. 1, a washer hose 1 is attached to a wire harness W / H that is routed on a vehicle without interfering with other members. Connect the washer hose 1 to the main line W- of the wire harness W / H.
In the case of piping from a branch line W-2 branching substantially perpendicular to the hose 1, the hose holder 2 is attached to the washer hose 1 and one end of the hose holder 2 is taped to the main line W-1.
And fix the other end to the branch line W-2 with tape 3
And fix it. The washer hose 1 is, for example, a hose made of vinyl chloride having a diameter of 6 mm.

The hose holder 2 is formed by integrally forming a curved portion 2a and a plurality of locking claws 2b, and is made of, for example, polypropylene or nylon.

The curved portion 2a is curved with a required diameter and has a thickness d of 1.5 mm to 2 mm.
Each locking claw 2b protrudes from the upper and lower edges of the curved side surface of the curved portion 2a with a space therebetween, and the inner surface thereof is curved inward. An insertion opening 4 for the washer hose 1 is provided between the locking claws 2b at the upper and lower edges.

Inner / outer diameter of washer hose 1 and insertion port 4
As shown in FIG. 1 (B), there is a relation of the inner diameter c of the washer hose 1 ≦ the width a of the insertion port 4 <the outer diameter b of the washer hose 1.

In such a hose holder 2, the locking claw 2 b can be easily locked on the outer periphery of the washer hose 1 simply by pushing the washer hose 1 into the insertion opening 4 from the side of the washer hose 1. Easy to install. The washer hose 1 is simultaneously bent and held at a required diameter (for example, an inner diameter R = 50 mm) by the locking of the locking claw 2b, and is not flattened. As described above, the washer hose 1 is bent at a required diameter at the branch point between the main line W-1 and the branch line W-2 of the wire harness W / H and is piped, so that interference with other members (not shown) is ensured. Can be prevented.

FIG. 2 shows a modification of the hose holder, in which the curved portions 5a, 6a. 7a is curved with a required diameter, and the locking walls 5b, 6b, 7b project from the edges of the curved side surfaces of the bending portions 5a, 6a, 7a.
The space between b and 7b is the insertion port 4 of the washer hose 1.
As shown in FIG. 2A, the insertion port 4 of the washer hose 1 is connected to a main line W-1 and a branch line W-2 of a wire harness W / H.
(See FIG. 2 (A)). Outside (Fig. 2
The same effect can be obtained even if it is provided on the upper surface side (see FIG. 2C).

FIG. 3 shows another modification of the hose holder, in which the bending portion 8a can be bent at a required diameter by a plurality of slits 9 having an interval. A notch 10 that is continuous with the slit 9 is provided in the locking wall 8b protruding from the edge so as to follow the bending of the bending portion 8a. The space between the locking walls 8b at the upper and lower edges serves as the insertion port 4 of the washer hose 1.

All of these hose holders 5, 6, 7, 8 can be easily locked by simply pushing the washer hose 1 into the insertion opening 4 from the side of the washer hose 1.
The b, 6b, 7b, 8b can be locked on the outer periphery of the washer hose 1 and can be easily mounted. The hose holders 5, 6, 7, and 8 are tape-wrapped and fixed to the main line W-1 and the branch line W-2 of the wire harness W / H, so that the washer hose 1 does not flatten and is gently curved. Can be attached to the wire harness W / H,
Interference with other members can be reliably prevented.

The hose holder 8 shown in FIG. 3 needs to be fixed at both ends to the main line W-1 and the branch line W-2 of the wire harness W / H by tape winding. Both ends of wire harness W / H for 6 and 7
May be wound around the trunk line W-1 and the branch line W-2, or one end of the hose holders 2, 5, 6, 7 may be wound around the trunk line W-1 of the wire harness W / H by tape. The same effect can be obtained only by making the other end side along the branch line W-2.

In the above embodiment, the washer hose 1 is curved with an inner diameter R of 50 mm. However, if the inner diameter R of the curve is set in a range of 35 mm or more and 100 mm or less, the bending causes interference with other members. Nothing.

Also, as shown in FIG. 4, the washer hose 1 itself is bent without using the hose holders 2, 5, 6, 7, and 8, and both ends of the bent portion 1a are connected to the wire harness W / H.
The same effect as described above can be obtained by winding a tape around the main line W-1 and the branch line W-2, and in this case, the cost of parts can be reduced.

[0031]

As is apparent from the above description, according to the piping structure of the washer hose for an automobile of the present invention,
By bending the washer hose at the location where the wire harness is bent with a required diameter with or without a hose holder, the washer hose does not flatten and interferes with other members. Without causing the occurrence, it is possible to reliably prevent the washer liquid from being clogged and the washer hose from being damaged.

Further, the hose holder has an insertion opening for attaching the washer hose to the washer hose from the side. Therefore, the hose holder can be easily attached to the washer hose simply by pushing the washer hose into the insertion opening from the side. The work of attaching to the wire harness becomes easy.

[Brief description of the drawings]

FIG. 1 shows an embodiment of the present invention, wherein (A) is a schematic perspective view, (B) is a side view of a main part, and (C) is a schematic perspective view of a hose holder.

FIGS. 2A, 2B, and 2C are schematic diagrams showing modified examples of the hose holder according to the embodiment of the present invention.

FIGS. 3A and 3B are schematic views showing another modified example of the hose holder of the embodiment of the present invention.

FIG. 4 is a schematic view showing the embodiment of the present invention and showing a case where a hose holder is not used.

FIG. 5 is a schematic diagram for explaining a wire harness routed to a vehicle and a washer hose attached to the wire harness.

6A and 6B show a conventional example, in which FIG. 6A is a schematic diagram, and FIG.

7A and 7B show a conventional example, in which FIG. 7A is a schematic diagram, and FIG.

[Explanation of symbols]

 1 Washer hose 2, 5, 6, 7, 8 Hose holder 2a, 5a, 6a, 7a, 8a Curved portion 2b Locking claw 5b, 6b, 7b. 8b Locking wall 3 Tape 4 Insertion opening 9 Slit 10 Cut W / H Wire harness W-1 Trunk line W-2 Branch line

Claims (6)

[Claims] 1. A pipe structure of a washer hose for an automobile provided along a wire harness routed to a vehicle and fixedly wound with a tape, wherein the washer hose is provided at a portion where the wire harness is bent. A washer having a required diameter and a tapered end at both ends of the bent portion of the wire harness so as not to flatten the washer hose. 2. A piping structure of a washer hose for an automobile, which is provided along a wire harness routed to a vehicle and fixedly wound with a tape, wherein a predetermined diameter is provided at a portion where the wire harness is bent. A washer hose is attached from the side to the insertion opening of the hose holder which is curved in the above, and is held, and the hose holder is fixed to the wire harness by tape winding so that the washer hose is not flattened. Piping structure of washer hose for automobile. 3. The hose holder has a plurality of locking claws protruding from the upper and lower edges of a curved side surface curved at a required diameter, and the plurality of locking claws are provided between the locking claws on the upper and lower edges. The washer hose piping structure for an automobile according to claim 2, wherein a washer hose is attached to the insertion opening from a side and held. 4. The hose holder has a locking wall protruding from an edge of a curved side surface curved to a required diameter, and a washer hose is laterally attached to the insertion port between the locking walls. 3. The piping structure of a washer hose for an automobile according to claim 2, wherein the piping structure is held. 5. The hose holder has a locking wall protruding from the upper and lower edges of a curved side surface that can be bent to a required diameter by a plurality of spaced slits, the cut wall being continuous with the slit. The washer hose piping structure for an automobile according to claim 2, wherein a washer hose is attached and held from a side to the insertion port between the locking walls. 6. The washer hose pipe for an automobile according to claim 1, wherein the inner diameter of the washer hose is set to a range of 35 mm or more and 100 mm or less. Construction.