JPH0989162A - Clip - Google Patents

Abstract

PROBLEM TO BE SOLVED: To enable a clip part to be inserted in and locked on a through hole without bending a supporting shaft part even when an attaching seat surface on which the through hole of a car body is formed is inclined or curved. SOLUTION: A clip is provided with a base plate 12 to be attached to a wire harness W/H, and a clip main body 11 to be inserted in and locked on a through hole 2 of a car body B. The clip main body 11 is provided with a supporting shaft part 11a whose axis L1 is bent from the base end continuing to the base plate 12 to the tip into an arc-circular shape, and a locking blade 11b projecting from the supporting shaft part outer peripheral surface in the direction perpendicular to the axis of the supporting shaft part 11a, and the supporting shaft part 11a is inserted into the through hole 2 formed on the car body B inclined or curved in relation the base plate 12 to be attached to the wire harness W/H, and it is locked by the locking blade 11b.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a clip used when a wire harness for an automobile is routed along a vehicle body, and particularly, when the vehicle body at a portion having a through hole for attaching the clip is inclined or curved. It relates to clips used.

[0002]

2. Description of the Related Art Conventionally, a clip made of a synthetic resin for attaching a wire harness for an automobile to a vehicle body is usually shown in FIG.
The wire harness W / H is configured as shown in FIG.
8 is fixed to the board portion 1a of the clip 1 with tape or the like, and then the clip portion 1b protruding from the board portion 1a is inserted into the through hole 2 of the vehicle body B as shown in FIG.
The front end locking surface 1d of the locking blade 1c is locked to the peripheral edge of the through hole 2, and the locking step portion 1e is pressed against and fixed to the inner peripheral surface of the through hole 2. The clip 1 is a direct type in which the clip portion 1b is integrally formed in a direction perpendicular to the base plate portion 1a, and the mounting seat surface Ba is provided with the through hole 2 of the vehicle body B.
It is assumed that is not inclined.

[0003]

However, the vehicle body B
When the mounting seat surface Ba of the through hole 2 of is inclined,
When the clip portion 1b is inserted into the through hole 2 from the state of FIG. 8 (B) as shown in FIG. 8 (C), the clip portion 1b tends to be at a right angle to the mounting seat surface Ba. The problem arises that only one bends.

Therefore, if the mounting seat surface Ba is inclined, it becomes difficult to insert the clip portion 1b into the through hole 2. Further, when the support shaft portion 1f of the clip portion 1b bends and a downward force A acts on the wire harness W / H as shown in FIG. The portion 1b is likely to come off from the through hole 2, and the support shaft portion 1f may be broken. Moreover, as shown by the chain double-dashed line, if the wire harness W / H has a large diameter, the wire harness W / H is restored by the restoring force of the support shaft portion 1f.
Easily interferes with the vehicle body B. Further, the clip portion 1b
Clip 1 to prevent it from coming off through hole 2
Since the number of parts used must be large, the number of parts increases. This problem also occurs when the mounting seat surface Ba of the vehicle body B is curved.

The present invention has been made to solve the above problems, and even when the mounting seat surface of the vehicle body having the through hole is inclined or curved, the clip portion can be attached without bending the support shaft portion. An object is to provide a clip that can be inserted and locked in a through hole.

[0006]

In order to achieve the above object, the present invention comprises, in claim 1, a board attached to a wire harness and a clip main body inserted and locked in a through hole of a vehicle body. The main body includes a support shaft portion whose axis extends in an arc shape from a base end continuous to the substrate to a tip, and a locking blade protruding from the outer peripheral surface of the support shaft portion in a direction orthogonal to the axis of the support shaft portion. Provided is a clip having a structure in which the support shaft portion is inserted into a through hole formed in a vehicle body that is inclined or curved with respect to a board attached to a wire harness and is locked by a locking blade.

According to the above-mentioned clip, when mounting on an inclined or curved mounting seat surface of the vehicle body, the curved shaft end of the clip body is positioned so as to be orthogonal to the mounting seat surface, and the shaft portion is supported. Insert into the through hole from the orthogonal direction,
The wire harness is routed to the vehicle body by locking the locking blades to the periphery of the through hole on the mounting seat surface. With the clip attached,
Since the support shaft part is curved in advance, even if a downward load is applied to the wire harness attached to the board, the locking blades are not disengaged and the support shaft part is broken. There is no such thing.

According to a second aspect of the present invention, the plurality of locking blades are provided on the outer peripheral surface of the support shaft portion at a constant pitch from the tip to the base end. According to the above-mentioned clip, the locking blades at the required positions can be locked to the peripheral edge of the through hole, and it is possible to cope with differences in the inclination angle of the vehicle body in which the through hole is provided and the distance of the through hole from the wire harness installation position. can do.

According to a third aspect of the present invention, the locking blade projects in a conical shape from the outer peripheral surface of the support shaft portion. According to the above-mentioned clip, since the locking blades can be brought into contact with the entire circumference of the peripheral edge of the through hole to be locked, the load is applied to the wire harness in the wired state regardless of the inclination direction or the bending direction of the mounting seat surface. Even if it is applied, the attached state can be reliably retained.

The support shaft portion is 50 ° from the continuous position with the substrate.
It is provided in the range of 90 °. (Claim 4) If the support shaft portion is provided in the above range, it is possible to cope with a change in the inclination angle or the curvature of the mounting seat surface of the vehicle body.

According to a fifth aspect of the present invention, the substrate and the clip body are formed separately, and a square connecting plate is integrally formed at the base end of the support shaft portion of the clip body, while the connecting plate is provided on the substrate. Provided with a fitting holding portion that detachably fits and holds, the connecting plate of the clip body can be inserted into the fitting holding portion from any side, and the direction of the support shaft portion of the clip body is oriented in any direction. I am allowed to do so.

According to the clip of the above-mentioned claim 5,
Since a square connecting plate is provided on the clip body formed separately from the board and can be inserted and attached to the fitting holding portion of the board from an arbitrary side of the connecting board, it can be attached to a vehicle body on an assembly line of an automobile. Match the bending direction of the support shaft of the clip body with the inclination direction or the bending direction of the mounting seat surface,
The clip body can be attached to the substrate.

[0013]

BEST MODE FOR CARRYING OUT THE INVENTION The present invention will be described below in detail based on the embodiments shown in the drawings. As shown in FIGS. 1 to 5, the clip 10 according to the first embodiment of the present invention is made of resin, and the clip body 11 is inserted and locked in the through hole 2 of the vehicle body B.
And a substrate 12 that is a separate body from the clip body 11 attached to the wire harness W / H.
1 is detachably formed on the substrate 12.

The vehicle body B is bent in a stepwise manner from the wiring surface Bb of the wire harness W / H, and a mounting seat surface Ba having a through hole 2 is formed on the inclined bottom surface thereof.

The clip body 11 has a support shaft portion 11a whose axis L1 is curved in an arc shape, and an axis line L of the support shaft portion 11a.
1 and a locking blade 11b protruding from the outer peripheral surface of the support shaft portion 11a in a direction orthogonal to 1. Further, a square connecting plate 11c for connecting with the substrate 12 is integrally formed at the base end of the support shaft portion 11a.

The support shaft portion 11a is curved and projected from the center of the upper surface of the connecting plate 11c with a required curvature. As shown by the alternate long and short dash line in FIG. 1, the support shaft portion 11a is located on the virtual line L2 extending horizontally from the connecting plate 11c in the bending direction of the support shaft portion 11a. The angle θ between the center of curvature P of the support shaft portion 11a and the line L3 connecting the tip of the support shaft portion 11a is set to be 50 ° to 90 °.

A plurality of locking blades 11b (seven in this embodiment) are provided on the outer peripheral surface of the support shaft portion 11a from the tip to the base end at a constant pitch. These locking blades 11b are
The outer peripheral surface of the support shaft portion 11a is provided so as to be continuous in a conical shape.

The connecting plate 11c is formed in a square shape as described above, and as shown in FIG. 3, the fitting holding portion 12c of the substrate 12, which will be described later, is selected from any of four sides. I am able to insert it. Further, as shown in FIG. 4, a cross-shaped lock groove 11d is provided on the lower surface of the connecting plate 11c for locking with the substrate 12.

The substrate 12 is for mounting the wire harness W / H on the lower surface 12a side, and the upper surface 1 on the opposite side.
The connecting plate 11c of the clip body 11 is provided at the center of 2b.
A fitting holding portion 12c for detachably fitting and holding is provided.

The fitting and holding portion 12c is provided with side frame portions 12e and 12e located on both sides of the connecting plate 11c at intervals in the longitudinal direction of the board 12, and the side frame portions 12e and 12e.
And an upper frame portion 12f that connects the upper ends of the substrate 12 with the upper frame portion 12f. In the upper frame portion 12f, the support shaft portion 1 of the clip body 11 is inserted from the center on the opening 12d side.
A groove 12g for inserting 1a is provided.

Further, the clip body 1 is provided on the substrate 12.
A lock protrusion 12h that locks in one lock groove 11d is provided in the fitting holding portion 12c along the length direction. The lock protrusion 12h includes a first groove portion 11d-1 extending along the bending direction of the support shaft portion 11a or a second groove portion 11d-1 orthogonal to the first groove portion 11d-1 in the cross-shaped lock groove 11d. The substrate 1 is locked by locking with any of the groove portions 11d-2.
The support shaft 11a of the clip body 11 can be projected from the position 2 in a required direction. Further, the fitting holding portion 12
On both sides of c, there are provided positioning projections 12i that come into contact with the wiring surface Bb of the wire harness W / H with respect to the vehicle body B.

The wire harness W is made by the clip 10.
When wiring / H to the vehicle body B of an automobile, first, when forming the wire harness W / H, the substrate 12 is wound and fixed by the adhesive tape 15 in correspondence with the mounting position on the vehicle body B.

In this state, when the vehicle body is attached, the inclination direction of the attachment seat surface Ba and the support shaft portion 1 of the clip body 11 are described.
The connecting plate 11c of the clip main body 11 is inserted into the fitting holding portion 12c of the board 12 fixed to the wire harness W / H so that the bending direction of the la 1a is orthogonal to the bending direction. At this time, since the connecting plate 11c has a square shape and can be inserted into the fitting holding portion 12c of the substrate 12 from any side, it can be surely made to correspond to the inclination direction of the mounting seat surface Ba.

When the insertion is continued, the support shaft portion 11a of the clip body 11 passes through the groove 12g of the base plate 12, and both sides of the connecting portion 11c pass between the side frame portions 12e and 12e, so that the connecting plate 11c is inserted. The lock projection 12h of the base plate 12 is engaged with the first groove 11d-1 or the second groove 11d-2 of the lock groove 11d almost at the same time when the end contacts the closed end of the fitting holding portion 12c, and the clip body 11 And the substrate 12 are assembled.

From the above state, as shown in FIG.
The tip end of the curved support shaft portion 11a of the clip body 11 is positioned so as to be orthogonal to the inclined mounting seat surface Ba, and the support shaft portion 11a is inserted into the through hole 2 in the orthogonal direction. At this time, since the support shaft portion 11a is formed so as to be curved so that its tip is positioned within the range of 50 ° to 90 °, it can be easily inserted regardless of the inclination of the mounting seat surface Ba. I can.

The insertion of the support shaft portion 11a is continued, and the substrate 1
The lower end surface of the locking blade 11b located in the vicinity of the through hole 2 is locked to the peripheral edge of the through hole 2 at a position where the convex portion 12i of 2 abuts on the wiring surface Bb of the vehicle body B to lock the clip 10 to the vehicle body B
Attached to the wire harness W / H as shown in FIG.
Is installed on the installation surface Bb of the vehicle body B. At this time, clip 1
In No. 0, since the support shaft portion 11a is provided with the plurality of locking blades 11b, the wire harness W / H is routed to the routing surface Bb of the vehicle body B regardless of the inclination angle of the mounting seat surface Ba and the like. Can be done.

On the other hand, as shown in FIG. 6, even when the clip 10 is attached to the curved mounting seat surface Ba 'of the vehicle body B, the clip 10 can be surely attached by the same working process as above.

In the above-mentioned mounted state, since the support shaft portion 11a of the clip 10 is formed in a curved shape in advance, the strength can be increased, and the wire harness is attached to the inclined mounting seat surface Ba. Even if a downward load is applied to W / H, the locking of the locking blades 11b does not come off, and it is possible to prevent the supporting shaft 11a from breaking. Further, since the locking blade 11b is projected in a conical shape from the support shaft portion 11a, the locking blade 11b is locked while the lower end surface of the locking blade 11b is in contact with the peripheral edge of the through hole 2 of the mounting seat surface Ba. Therefore, the attached state can be reliably maintained regardless of the inclination direction or the bending direction of the attachment seat surface Ba. In addition, the clip body 11 has the support shaft portion 1 with respect to the substrate 12.
Since 1a can be projected in the required direction, it is not necessary to form a plurality of clips having different bending directions of the support shaft portion 11a, and thus the number of parts can be reduced.

FIG. 7 shows a clip 10 of the second embodiment, which is different from the first embodiment in that the clip 10 is constructed without providing a positioning projection on the substrate 12. There is. In the clip 10 of the second embodiment, in the mounted state, the upper surface 12b of the base plate 12 is positioned substantially in contact with the wiring surface Bb of the vehicle body B, and the fitting holding portion 12c is housed inside the vehicle body B. It can be installed in a closed state.

The clip 10 of the present invention is not limited to the above construction. For example, although the clip body and the substrate are formed separately in the above embodiment, they may be integrally formed. Further, the plurality of locking blades of the clip body are provided from the tip to the base end of the support shaft portion, but only one may be provided at the tip.

[0031]

As is apparent from the above description, in the clip according to claim 1 of the present invention, the support shaft portion of the clip body inserted and locked in the through hole of the vehicle body is previously curved in an arc shape. Since it is formed, the strength can be increased, and even if the spindle is loaded on the inclined or curved mounting seat surface of the vehicle body, it is possible to prevent the locking blades from disengaging. It is possible to prevent damage and to prevent it from breaking.

In the clip according to the second aspect, since the plurality of locking blades that engage with the through holes of the mounting seat surface are provided from the front end to the base end of the support shaft portion, the wire harness is installed at the wiring position of the vehicle body. It can be routed reliably.

In the clip according to the third aspect of the present invention, since the locking blades are made to project in a conical shape from the support shaft portion, they are locked in a state where the lower end surface of the mounting state circular shape is in contact with the peripheral edge of the through hole. Therefore, the attached state can be reliably maintained regardless of the inclination direction or the bending direction of the attachment seat surface.

In the clip according to the fourth aspect, since the tip of the support shaft portion is curved so as to be positioned within the range of 50 ° to 90 °, the workability of positioning the mounting seat surface in the through hole is improved. It is possible to improve.

In the clip according to the fifth aspect, the clip body and the substrate are formed separately, and the support shaft portion of the clip body can be assembled in any direction from the substrate. It is possible to reliably correspond to the inclination direction or the bending direction of the. In addition, it is not necessary to form a plurality of types of clips in which the bending direction of the support shaft portion is different, so that the number of parts can be reduced.

[Brief description of drawings]

FIG. 1 is a cross-sectional view showing a state in which a wire harness is routed to a vehicle body by a clip according to a first embodiment of the present invention.

FIG. 2 is an exploded perspective view of a clip.

FIG. 3 is a plan view for explaining the effect of the clip of the present invention.

FIG. 4 is a perspective view showing a state where the clip body is viewed from below.

FIG. 5 is a cross-sectional view showing a state in which the clip fixed to the wire harness is attached to the inclined mounting seat surface of the vehicle body.

FIG. 6 is a cross-sectional view showing a state in which a clip fixed to a wire harness is attached to a curved mounting seat surface of a vehicle body.

FIG. 7 is a cross-sectional view showing a state in which the wire harness is routed to the vehicle body by the clip of the second embodiment.

FIG. 8 is a conventional clip, (A) is a perspective view,
(B) (C) (D) is sectional drawing which shows the state which inserts and locks a clip main body in the through hole of a vehicle body.

[Explanation of symbols]

 2 Through hole 10 Clip 11 Clip body 11a Support shaft part 11b Locking blade 11c Connecting plate 12 Board 12c Fitting holding part W / H Wire harness B Car body Ba Mounting seat surface L1 Spindle axis line

Claims (5)

[Claims] 1. A substrate mounted on a wire harness, and a clip body inserted and locked in a through hole of a vehicle body, wherein the clip body is a support whose axis extends in an arc shape from a base end continuous to the substrate to a tip. A shaft portion and locking blades projecting from the outer peripheral surface of the support shaft portion in a direction orthogonal to the axis of the support shaft portion are provided, and the shaft is inclined or curved with respect to the board attached to the wire harness. A clip configured such that the support shaft portion is inserted into the through hole and is locked by a locking blade. 2. The plurality of locking blades are provided on the outer peripheral surface of the support shaft portion at a constant pitch from the front end to the base end.
Clip described in. 3. The clip according to claim 1, wherein the locking blade protrudes in a conical shape from the outer peripheral surface of the support shaft portion. 4. The support shaft portion is 50 from a continuous position with the substrate.
4. The method according to claim 1, wherein the angle is provided in the range of 90 ° to 90 °.
The clip according to any one of 1. 5. The base plate and the clip body are formed separately, and a square connecting plate is integrally formed at the base end of the support shaft portion of the clip body, while the connecting plate is detachably attached to the base plate. A fitting holding portion for fitting and holding is provided, and the connecting plate of the clip body can be inserted into the fitting holding portion from any side so that the support shaft portion of the clip body can be oriented in any direction. The clip according to any one of Claims 1 to 4.