JPH0984240A - Fixed protector - Google Patents

Abstract

(57) [Abstract] [PROBLEMS] To mass-produce a protector having a bracket. A protector body (2) is provided with a bracket fitting part (4) having a rail part (9a) and a lock part (13), a bracket (5) which is a separate body from the fitting part (4), a slide engaging part (15) with respect to the rail part, and a lock. And a locking part for the part. A stopper portion 10a lower than the bracket was formed inside the rail portion 9a for positioning in the height direction. A protrusion is provided in the sliding direction of the bracket 5,
The bracket fitting portion 4 is provided with an engaging portion for the protrusion,
The holding strength of the bracket has been improved.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fixed protector in which a separate bracket is slidably fitted into a bracket fitting portion formed in a protector body.

[0002]

FIG. 22 shows a conventional fixed protector. In this fixed protector 61, a bracket portion 64 for fitting a vehicle-side bracket (not shown) to one of a pair of gutter-shaped protector bodies (electric wire storage portions) 62, 63 made of synthetic resin that is divided in half. It is formed integrally. The bracket portion 64 has a flexible lock piece 65 that engages with the vehicle-side bracket.

The pair of protector main bodies 62 and 63 are substantially L-shaped.
It is formed in a letter shape and can be opened and closed by connecting the center with a hinge (not shown). This split type protector body 62,
63 is a known one in Jitsukaihei 4-133094,
Insert the wire harness inside, and lock one side 66
Is engaged with the other engagement frame portion 67 and closed. Then, the bracket portion 64 is fixed to the vehicle side.

[0004]

However, in the above-mentioned conventional fixed protector 61, the bracket portion 6 is used.
When 4 is arranged near the bent tube portion 68 of the protector main body 62 (opposite to the hinge), the molding die must be slid in the longitudinal direction of the bracket portion as shown by the arrow D. There is a problem that it interferes with the bending tube portion 68 in the direction and cannot be pulled out. Therefore, another troublesome forming method has to be used, which causes a problem of lack of mass productivity. Further, due to restrictions on vehicle mounting, whenever the position or angle of the bracket portion 64 changes, the protector 61 itself has to be laid as a new component each time, and there is also a problem of lacking versatility.

In view of the above points, the present invention allows the bracket portion to be easily installed for mass production, and the protector need not be newly installed even if the position or angle of the bracket portion is changed. The purpose is to provide a formula protector.

[0006]

In order to achieve the above object, the present invention provides a protector main body with a bracket fitting portion having a pair of rail portions and a lock portion, and fixing the protector to the bracket fitting portion. The bracket is basically provided with a slide engaging portion for the rail portion and a locking portion for the lock portion. It is also possible to have a structure in which a stopper portion which is one step lower is formed inside the pair of rail portions, and an abutting portion for the stopper portion is formed adjacent to the slide engaging portion. Further, a structure in which a protrusion for preventing disengagement is provided in a protruding manner in the sliding direction of the bracket and an engaging portion for the protrusion is provided in the bracket fitting portion, or the protrusion penetrates the engaging portion. A structure having a length or a structure in which a locking claw portion is formed at the front end of the protrusion is also effective.

[0007]

BEST MODE FOR CARRYING OUT THE INVENTION The fixed protector of the present invention has a bracket formed separately from a protector body made of synthetic resin, and a bracket fitting portion for the bracket is integrally formed on the protector body. The bracket can be slidably mounted on the bracket fitting portion. The protector body is not limited to the conventional split type, but may be integrally formed, for example, in a tubular shape. Also,
The bracket and the bracket fitting part are firmly fitted together by the projection and the engaging part formed in the bracket sliding direction to prevent the bracket from coming off in the height direction and to be integrated with the conventional protector body. Demonstrates a fixing strength comparable to

Specific examples of embodiments of the present invention will be described in detail below with reference to the drawings. 1 to 3 show a first embodiment of a fixed protector according to the present invention. The fixed protector 1 includes a pair of split protector main bodies (electric wire storage portions) 2 and 3 connected by a hinge 27, and a bracket fitting portion 4 integrally formed on an outer wall portion of one protector main body 2. , And a bracket 5 made of synthetic resin that can be slidably fitted in the bracket fitting portion 4.

Each of the protector bodies 2 and 3 has a substantially L-shape and is composed of a slightly long longitudinal tube portion 6 and a slightly bent tubular portion 7. The bracket fitting portion 4 is formed so as to project in the center of the longitudinal tube portion 6 of the one protector body 2.

The bracket fitting portion 4 is provided with a base wall 8 standing upright to the bent pipe portion 7 and longitudinal pipe portions 6 from both sides of the base wall 8.
Of the pair of rail walls 9, 9 extending to the end of the rail wall, and the stopper wall 1 formed inside the rail wall 9 so as to be lowered one step lower
0, 10, a block wall 11 formed in the middle of the pair of rail walls 9, 9 so as to project from the base wall 8 to a length that is almost a half of the rail wall 9, and horizontally on both sides of the block wall 11. It is provided with a pair of guide ridges 12 and 12 formed in a protruding manner, and a lock protrusion (lock portion) 13 formed in the center of the front end of the block wall 11.

The pair of rail walls 9, 9 has a rail portion 9a at the upper end, and the stopper wall 10 inside the rail portion 9a has a stopper portion (stopper surface) 10a at the upper end. The rail portion 9a slides and guides the bracket 5, and the stopper portion 10a defines the position of the bracket 5 in the height direction (YY 'direction). The lock projection 13 is a pair of guide projections 12, 1.
It is located so as to project above the guide ridge 12 between the two. The rail wall 9, the block wall 11 and the guide ridges 12
Extends from the base wall 8 in the direction opposite to the bent tube portion 7.
Since the rail wall 9, the block wall 11, the guide ridges 12 and the like are stamped out in the OY and OY 'directions in FIG. 1 at the time of molding, the molding die does not interfere with the bending tube portion 7 in the OX direction and the molding is performed. Easy and mass producible.

The bracket 5 is located adjacent to the pair of slide engagement grooves 15 and 15 with respect to the rail portion 9a and the inside of the slide engagement groove 15, and the stopper portion 10 is provided.
an abutting portion 16 which is slidable and faces a, and a pair of slide engaging portions 17 having an L-shaped cross section with respect to the guide protrusion 12.
17, a flexible locking lance (locking portion) 18 (see FIG. 5) for the lock protrusion (lock portion) 13, and a flexible lock piece 20 for the vehicle-side bracket 19 (see FIG. 11).

The slide engaging portion 17 has a slide engaging groove 1
5, the flexible locking lance 18 has a locking projection 18a at its tip and is positioned in the center. The pair of slide portions 16 and 21 forming the slide engagement groove 15, the slide engagement portion 17, and the flexible locking lance 18 are formed at the lower end of a substantially triangular columnar block portion (block wall) 22. The flexible lock piece 20 is formed on an inclined wall (a mating bracket fitting portion) 23 on one side of the block portion 22. The inclined wall 23 extends longer than the block portion 22 on the side opposite to the base wall 8 and is located below the flexible lock piece 20 (flexure space).
In addition, an insertion space 24 for the vehicle-side bracket 19 is provided. The front end of the block portion 22 can come into contact with the base wall 8.

The position and the inclination angle of the inclined wall 23 are appropriately set according to the position of the vehicle-side bracket 19, and it is possible to cope with all kinds of vehicles only by exchanging the bracket 5. Even if the inclined wall 23 intersects with the bending tube portion 7 of the protector body 2, the bracket 5 is molded separately from the protector body 2, so that the problem of interference of the conventional mold does not occur. A lock piece 25 and an engaging frame portion 26 are formed on the pair of protector bodies 2 and 3 as in the conventional case. In addition,
It is also possible to provide the flexible engagement lance 18 as the lock portion on the bracket fitting portion 4 and the lock protrusion 13 as the engagement portion on the bracket 5.

4 to 8 show a state in which the bracket 5 is mounted on the bracket fitting portion 4 of the protector body 2. That is, first, as shown in FIGS.
The slide engagement groove 15 of is mounted on the rail portion 9a in the front half portion of the bracket fitting portion 4 and engaged therewith. In this state, the locking lance 18 is located in front of the lock protrusion 13.

Next, as shown in FIGS. 6 to 8, the bracket 5 is slid along the rail portion 9a, and the slide engaging portion 17 is inserted.
Is slidably engaged with the guide ridge 12. As shown in FIG. 7, the flexible locking lance 18 locks the lock protrusion 1 during the slide.
It rides on 3 and bends. Then, as shown in FIGS. 9 to 10, the bracket 5 is completely fitted to the bracket fitting portion 4, and the flexible locking lance 18 rides over the lock projection 13 and is restored and engaged.
Fix the bracket 5 without slipping out. Block part 22
Abuts the base wall 8 and stops.

11 to 13 show that after the wire harness 28 is inserted between the pair of protector bodies 2 and 3, the protector bodies 2 and 3 are closed, and at the same time, the protector body 2 is attached to the corrugated tube 29 made of synthetic resin. 3 shows a state in which 3 is engaged and the bracket portion 5 is fixed to the vehicle side bracket 19. The corrugated tube 29 is the collar-shaped projection 3 at the inner end of the protector bodies 2 and 3 in FIG.
0 is fixed by engaging the groove portion 31 with each other, and the protector main bodies 2 and 3 are integrated by engaging the lock piece 25 with the engaging frame portion 26.

The vehicle side bracket 19 is formed with an engagement hole 32 for a lock projection (not shown) of the flexible lock piece 20. Vehicle side bracket 1 as shown in FIGS.
9 is inserted into the inclined wall 23 of the bracket 5, and the lock projection engages with the engagement hole 32, so that the bracket 5 is fixed to the vehicle side.

Here, an external force is applied to the protector 1 by the tension of the wire harness 28 when the vehicle is mounted, but the rail portion 9a and the slide engagement groove 15 are subjected to the external force with respect to the external force in the arrow A direction (lateral direction) of FIG. Retains and exerts holding power. Further, when the position (b) of the mounting portion (bracket 5) or the angle θ changes due to restrictions on mounting on the vehicle, the protector main bodies 2 and 3 are diverted and the bracket 5 as described above is used.
It can be easily handled by simply installing a new chisel according to the mounting shape.

Each of the following embodiments is based on the above bracket 5
It shows a structure in which the holding force of the bracket 5 is improved with respect to the external force acting in the height direction. With respect to the external force in the height direction, the holding force is exerted by the engagement between the guide protrusion 12 and the slide engaging portion 17, but this structure further enhances the holding force.

14 to 15 show a second embodiment of the fixing protector. In addition to the structure of the first embodiment, the fixing protector 34 includes a pair of rectangular columnar projections 37 for preventing the detachment at the front end of the block wall 22 of the bracket 35.
37 is provided so as to project, and an engaging recess 40 for the projection 37 is formed in the base wall 39 of the bracket fitting portion 38 on the protector body 2 side. The pair of detachment preventing projections 37 are arranged side by side in the lateral direction, and the engaging recess 40 has a stop wall 41 at the upper end of the base wall 39. A tapered chamfer 37a for guiding is formed at the tip of the protrusion 37.

Then, the slide engaging groove 15 is formed in the rail portion 9
15A, the bracket 35 is slidably engaged with the bracket fitting portion 38 as shown in FIG.
7 enters the engaging recess 40 and is located immediately below the stop wall 41. When an external force in the height direction acts on the bracket 35 as indicated by arrow C, the protrusion 37 abuts the stop wall 41 to prevent the bracket 35 from coming off. That is, the engagement between the guide protrusion 12 and the slide engagement portion 17 is reinforced by the engagement between the protrusion 37 and the engagement recess 40.

16 to 17 show a third embodiment of the fixing protector. This fixing protector 43 is
In addition to the configuration of the first embodiment, a pair of detachment preventing projections 45, 45 provided on the bracket 44 are formed longer than the second embodiment, and the base wall 47 of the bracket fitting portion 46 is provided with It is characterized in that a pair of engagement holes 48, 48 for the protrusions 45, 45 are provided so as to penetrate therethrough. The protrusion 45 has an engaging hole 48.
17, the bracket 44 is slidably attached to the bracket fitting portion 46 as shown in FIG. 17, and at the same time, the pair of protrusions 45, 45 penetrates through the engaging holes 48 and engages with each other. It exerts a holding force against an external force in the arrow C direction (bracket height direction).

18 to 21 show a fourth embodiment of the fixing protector. This fixing protector 50 is
In addition to the configuration of the first embodiment, a pair of locking projections 52, 5 for preventing disengagement are provided at the front end of the block wall 22 of the bracket 51.
2 and one slightly thin plate-like support projection 53 are provided to project, and the base wall 55 of the bracket fitting portion 54 penetrates through the engagement holes 56 and 57 for the lock projection 52 and the support projection 53. It is characterized by being set up.

The pair of locking projections 52 have locking claws (projections) 58 at their tips and are arranged in parallel in the lateral direction, and the support projections 53 of the pair of locking projections 52, 52. It is located in the lower center. The protruding portion main body 52a of the lock protruding portion 52 excluding the claw portion 58 is formed to have a length penetrating through the engaging hole 56, similarly to the protruding portion 45 of the second embodiment. The support protrusion 5
3 also has a length penetrating through the engagement hole 57, and has a tapered chamfer 53a for guiding at the tip.

As shown in FIG. 19, a block wall 60 of the bracket fitting portion 54 is provided with an engaging hole 59 in the fitting direction with respect to the supporting projection 53, the engaging hole 59 passing through the base wall 55.
Is located opposite to the engaging hole 57 of FIG. The lock protrusion 13 is located above the engagement hole 59. And FIG.
By slidingly engaging the bracket 51 with the bracket fitting portion 54 as shown in FIG. The locking projection 52 and the support projection 53 engage with the rear end edge of the dowel hole 56, and exert a strong holding force against an external force in the arrow C direction (bracket height direction).

[0027]

As described above, according to the first and second aspects of the present invention, since the bracket is provided separately, the mold does not interfere with the protector body during molding of the protector, and mass production is possible. Become. Further, by replacing only the bracket while sharing the protector body, the position and angle of the bracket can be easily set according to the vehicle type. Further, according to claims 3 to 5, since the protrusion contacts the engaging part and exerts a holding force against an external force in the bracket height direction, the bracket is prevented from coming off, and strength equivalent to that of the integrated bracket is obtained. Reserved.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing a first embodiment of a fixed protector according to the present invention.

FIG. 2 is a plan view of the same.

FIG. 3 is a front view of the same.

FIG. 4 is a plan view showing an initial state of mounting a bracket.

FIG. 5 is a sectional view taken along line AA of FIG. 4;

FIG. 6 is a plan view in the middle of slidingly mounting the bracket.

FIG. 7 is a sectional view taken along the line BB of FIG. 6;

FIG. 8 is a front view in the middle of slidingly mounting the bracket.

FIG. 9 is a front view showing a state in which a bracket is attached.

10 is a cross-sectional view taken along line CC of FIG.

FIG. 11 is a plan view showing a state in which the protector is fixed to the mating bracket.

FIG. 12 is a plan view showing a state in which a protector is fixed to a mating bracket.

FIG. 13 is a front view of the same.

FIG. 14 is an exploded perspective view showing a second embodiment of the fixed protector.

FIG. 15 is a perspective view showing a state in which a bracket is also mounted.

FIG. 16 is an exploded perspective view showing a third embodiment of the fixed protector.

FIG. 17 is a perspective view showing a state where a bracket is also mounted.

FIG. 18 is an exploded perspective view showing a fourth embodiment of the fixed protector.

FIG. 19 is a perspective view in which a bracket fitting portion is partially cut away.

FIG. 20 is a partially cutaway perspective view showing a state in which a bracket is mounted.

FIG. 21 is a perspective view showing a state in which a bracket is attached.

FIG. 22 is a perspective view showing a conventional example.

[Explanation of symbols]

 1, 34, 43, 50 Fixed protector 2, 3 Protector body 4 Bracket fitting part 5, 35, 44, 51 Bracket 9a Rail part 10a Stopper part 13 Lock protrusion 15 Sliding engagement groove 16 Abutting part 18 Flexible member Stop lance 37,45 Projection 40 Engagement recess 48,56,57 Engagement hole 52 Lock projection 53 Support projection 58 Claw

Claims (5)

[Claims] 1. A protector body is provided with a bracket fitting portion having a pair of rail portions and a lock portion, and a bracket for fixing the protector to the bracket fitting portion, a slide engaging portion with respect to the rail portion, and a bracket. A fixed protector characterized in that a locking portion for the lock portion is provided. 2. A stopper part which is one step lower is formed inside the pair of rail parts, and an abutting part for the stopper part is formed adjacent to the slide engaging part. Fixed protector. 3. The protrusion for preventing disengagement is provided so as to protrude in the sliding direction of the bracket, and the bracket fitting portion is provided with an engaging portion for the protrusion. Fixed protector. 4. The fixed protector according to claim 3, wherein the protrusion has a length that penetrates the engaging portion. 5. The fixed protector according to claim 4, wherein a locking claw portion is formed at a front end of the protrusion.