JPH10201041A - Protector - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an excellent protector which is suitable for protection of the wiring of wire harnesses of a different wiring path and different size. SOLUTION: A protector 100 is constituted of an inside protector 1 which is formed in the shape of a recess extending in the wiring direction of a wire harness and has engagement projections 3 formed in line in the wiring direction of a wire harness in an outer face 2 of the recess and an outside protector 11 which is formed in the shape of a recess extending in the wiring direction of a wire harness and is airtightly set on an outer surface of the inside protector 1 and has engagement recesses 13 so formed in line in an inside surface 12 of the recess as to engage with the engagement projections formed on the outer surface 2 of the inside protector 1. On the bottom face of the inside of the recess of each of the inside and the outside protector 1, 11, at least one projecting bar (wire catch section) 4, 14 to catch a wire harness is installed.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a molded protector for a linear body, and more particularly, to a harness protector for storing a wire bundle of a wire harness to adjust a wiring posture, and preventing and protecting contact with peripheral parts and the like. (Hereinafter referred to as protector).

[0002]

2. Description of the Related Art In recent years, a resin-molded protector has been widely used as a means for arranging and protecting a linear body such as an electric wire bundle for a vehicle or an optical fiber bundle or an air pipe bundle. . Particularly, a wire harness mounted in a vehicle often has a complicated wiring route, and a protector having a shape suitable for the wiring route is required. For example, as shown in FIGS. 5 (a) and 5 (b), it is necessary to mount wire harnesses 20 having different routing routes and routing dimensions in the same door panel 40 depending on the grade of the same vehicle type. Specifically, the wiring route and dimensions of the wire harness 20 in the door panel 40 vary greatly depending on the presence or absence of an audio-related or power window unit or the like mounted on the door portion, the mounting position, and the type of mounted product.

[0003]

With the above-described differences in the wiring route and dimensions of the wire harness 20 in the same vehicle type, the protectors 100a and 100b for routing and protecting the wire harness 20 have special shapes and dimensions. This has led to an increase in the manufacturing cost of the protector and an increase in the number of types of parts, resulting in complicated part number management.

Further, in a wire harness having a complicated wiring route, a dimensional tolerance of a mounting portion on a vehicle body side and a mounting dimensional error on a wire harness side occur at the time of mounting on a vehicle body, resulting in a shortage of mounting dimensions and an excessive dimension. Thus, there has been a problem that the mounting work efficiency is reduced, and a vibration noise is generated when the vehicle is running. SUMMARY OF THE INVENTION An object of the present invention is to solve the above-mentioned problems and to provide a good protector which can be applied to the protection of wiring harnesses having different wiring routes and dimensions.

[0005]

According to a first aspect of the present invention, there is provided a groove-shaped protector for accommodating and protecting a linear body in a wiring direction of the linear body. An internal protector that is extended and provided with a first hooking portion that hooks the linear body inside the groove protrudes, and a second hooking portion that hooks the linear body inside the groove protrudes. An engaging portion provided and engaging with an outer surface of the inner protector includes an outer protector provided in a row in a wiring direction of the linear body inside the groove, wherein the inner protector and the outer protector are provided. Are engaged by the engaging portion, and the distance between the first and second engaging portions is set stepwise.

According to such a configuration, the first and second hooks for hooking the wire harness are provided inside the groove, and the inner protector and the outer protector are provided in a row. , The distance between the first and second hooking portions can be set arbitrarily, so that the length of the wire harness hooked and routed in the protector can be varied. Can be set.

According to the second aspect of the present invention, in the groove-shaped protector for storing and protecting the linear body, the linear protector extends in a direction in which the linear body is routed, and the linear body is hooked inside the groove. An internal protector provided with a protruding hook portion, and an external protector provided with an engaging portion engaging with the outer surface of the internal protector, provided in a row in the wiring direction of the linear body inside the groove. A distance between the hooks provided in the inner protector is set stepwise by alternately engaging two or more of the inner protectors and one or more of the outer protectors. And

[0008] According to such a configuration, the hooks for hooking the wire harness are stepwise engaged with the inner protectors provided inside the groove with the engaging portions provided in a row on the outer protector. By doing so, the distance between the hooking parts can be set arbitrarily, so that the hooking and wiring state of the wire harness in the protector can be diversified and adapted to more complicated wiring routes and dimensions can do.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A protector according to the present invention will be described below with reference to the drawings. FIG. 1 is a view showing an embodiment of the protector according to claim 1. In FIG. 1A, a protector 100 is a wire harness (linear body).
And an inner side in which engagement protrusions 3 are provided in a row in the wiring direction of the wire harness on both outer side surfaces (hereinafter referred to as outer surfaces) 2 of the groove shape. The protector 1 has a groove shape extending in the wiring direction of the wire harness, and is in close contact with the outer surface of the inner protector 1.
On both inner side surfaces (hereinafter referred to as inner surfaces) 12 of the groove shape,
Engagement grooves (engagement portions) 13 that engage with the engagement protrusions 3 provided on the outer side surface 2 of the inner protector 1 are provided in a row and have an outer protector 11, and the inner protector 1 and the outer protector 11 At least one hook bar (first and second hook portions) 4 and 14 for hooking the wire harness from the bottom surface inside each groove is provided. Here, one of the side wall portions of the inner protector 1 and the outer protector 11 is provided with cover members 5 and 15 that rotate by a hinge structure.
And locking claws 6 and 16 for locking and fixing the cover members 5 and 15 to the other side wall portions, and a part of the bottom surface of the inner protector 1 and a part of the bottom surface of the outer protector 11 are each provided with a wiring harness. Tape fixing portions 7 and 17 which project in the direction and fix the wire harness with the tape are provided. Although not shown, a fixing member such as a clip for attaching and fixing to the vehicle body side is provided to protrude from the lower surface of the external protector 11, for example.

In the protector 100 having such a configuration, a plurality of engagement protrusions are provided in a row on the outer side surface 2 of the inner protector 1 and the inner side surface 12 of the outer protector 11 as shown in FIG. From the engaged state in which the engagement groove 3 and the engagement groove 13 correspond substantially over the entire surface, the engagement protrusion 3 on one end side (right side in the drawing) of the internal protector 1 and one end side of the external protector 11 as shown in FIG. By sliding or reassembling only the engagement groove 13 (left side in the drawing) to the corresponding engagement state, the separation distance between the locking rods 4 and 14 can be enlarged as compared with the state of FIG. it can. Here, a configuration is shown in which one hook bar 4, 14 for locking the wire harness is protruded for each of the inner and outer protectors 1, 11, but a configuration in which a plurality of bars are protruded may be used. Needless to say.

Next, a description will be given, with reference to FIG. 2, of a change in a wiring route and dimensions when a wire harness is stored in the protector 100 of the present embodiment. FIG. 2A shows FIG.
FIG. 2A shows a state in which the inner protector 1 and the outer protector 11 are engaged over substantially the entire surface, and FIG. 2B shows the inner protector 1 and the outer protector 11 as shown in FIG. 11 shows a state in which only one end side is engaged. Here, the engagement protrusion and the engagement groove, the cover member, the engagement claw, and the tape fixing portion are not shown.

In FIG. 2A, a predetermined unit 30
Alternatively, the branch line of the wire harness 20 to which the connector or the like is connected to the terminal extends from the main trunk side (in the direction of arrow A) by a predetermined dimension, is introduced from the left side of the protector 100 in the drawing, and is hooked on the inner protector 1 side. The outer protector 1 which is hooked and bent by the rod 4 and once returns the wiring direction to the left of the drawing, and is provided at a distance LA from the hook rod 4 of the inner protector 1.
It is hooked and bent by the hook bar 14 on the first side, is led out of the protector 100 with the wiring direction rightward in the drawing, and realizes a unit mounting position dimension L1 from a predetermined reference point such as a door panel introduction part. I have.

On the other hand, in FIG. 2B, the branch line of the wire harness 20 is connected to the protector 10 similarly to FIG.
0 has a routing route which is introduced from the left side of the drawing and is hooked and bent by the hanging rod 4 on the inner protector 1 side and the hanging rod 14 on the outer protector 11 side and led out from the right side of the protector 100 in the drawing. However, since the distance LB between the hanging rods 4 and 14 is increased with the change in the engagement state of the inner and outer protectors 1 and 11, the wiring distance of the wire harness 20 in the protector 100 is increased. 2A, a unit mounting position dimension L2 shorter than that of FIG.

As described above, in the protector 100 in which the same internal and external protectors 1 and 11 are combined,
By changing the engagement state, the distance between the hook bars 4 and 14 provided on the inner and outer protectors 1 and 11 can be changed, and the length of the wire harness 20 that is routed and protected in the protector 100 can be changed. 3 (a) and (b), even when the wiring route and dimensions of the wire harness 20 are different in the door panel 40 or the like of the same vehicle type as shown in FIGS.
In addition, it is possible to suppress the diversification of the protector 100 and reduce the manufacturing cost and the part number management.

Next, an embodiment of the protector according to claim 2 will be described with reference to FIG. In FIG. 4A, the protector 100 has a groove shape extending in the wiring direction of the wire harness, and engaging projections 3a, 3b are provided on the outer surfaces 2a, 2b in a row in the wiring direction of the wire harness. The first and second inner protectors 1a and 1b have a groove shape extending in the wiring direction of the wire harness, and are in close contact with the outer surfaces of the first and second inner protectors 1a and 1b and have inner surfaces. 12 has an external protector 11 in which engagement grooves 13 for engaging with the engagement projections 3a, 3b provided on the outer surfaces 2a, 2b of the first and second inner protectors 1a, 1b are provided in a row. At least one hook bar 4a, 4b for hooking the wire harness from the bottom surface inside each groove of the first and second internal protectors 1a, 1b is provided.

According to the protector 100 having such a configuration, the end faces of the first and second inner protectors 1a and 1b are brought into contact with each other and the first and second inner protectors 1a and 1b are brought into contact with each other by the first and second inner protectors 1a and 1b. Second internal protector 1
By separating or reassembling the end faces of the hooks 4a and 1b into an engaged state held and fixed by the external protector 11, the distance between the hook bars 4a and 4b can be enlarged or reduced. Therefore, in the same combination of the inner protector 1a, 1b and the outer protector 11, the distance between the hook bars 4a, 4b can be changed by changing the engagement state, and the routing is protected in the protector 100. Since the length of the wire harness can be set arbitrarily, it is possible to unify the types of wire harnesses having similar wiring routes and dimensions, and further suppress the diversification of the protector 100 to reduce the manufacturing cost. It is possible to reduce the number of products and the management of product numbers.

In this embodiment, the inner protectors 1a and 1b are arranged such that the outer protector 11 has a dimension L1 in the extending direction.
1, the inner protectors 1 a and 1 b both extend in the extending direction L of the outer protector 11.
A configuration in which the engagement state is changed within a range that falls within 11 may be employed. In other words, another embodiment of the protector according to claim 2 has the groove-shaped outer surfaces 2a, 2a,
b, first and second inner protectors 1a and 1b in which engagement projections 3a and 3b are provided in a row, and a groove-shaped inner surface 12
An external protector 11 in which engagement grooves 13 for engaging with the engagement protrusions 3a, 3b provided on the outer side surfaces 2a, 2b of the first and second inner protectors 1a, 1b are provided in a row. Bar 4 for hooking the wire harness from the bottom surface inside each groove of the first and second inner protectors 1a and 1b.
a and 4b are provided so as to protrude, but as shown in FIG. 4B, the first and second inner protectors 1a and 1b
By sliding or reassembling while changing the engagement state without protruding within the range, the distance between the hook bars 4a and 4b changes.

According to such a configuration, similarly to the above-described embodiment, even when the wiring routes and dimensions of the wire harness are different, the variety of the wire harness and the protector 100 is suppressed to reduce the manufacturing cost and reduce the product number. Since the management can be reduced and the distance between the hook bars can be changed inside the protector with the same external dimensions,
It is characterized in that the storage dimensions of the wire harness and the extension dimensions from the reference point can be arbitrarily set without causing interference between the protector 100 and peripheral members.

In each of the embodiments described above, a plurality of engaging projections and engaging grooves provided in a direction perpendicular to the wiring harness wiring direction are used as the engaging mechanism between the inner and outer protectors. Although it was configured in a row on the inner side,
It may be provided on the bottom surface in parallel with the wiring direction, and a through hole may be provided instead of the engaging groove. Also, only the configuration in which the engagement state of the inner and outer protectors (the distance between the hook bars) is changed stepwise in accordance with the installation interval (pitch) of the engagement protrusion and the engagement groove has been described. A stepless dimensional change can also be realized by applying shape irregularities.

[0020]

As described above, according to the first aspect of the present invention, the inner protector and the outer protector having the first and second hooking portions for hooking the wire harness are provided inside the groove. The length of the wire harness hooked and routed in the protector can be set as desired by arbitrarily setting the distance between the first and second hooks by engaging the hooks stepwise with the hooks provided in the protector. Can be set variably, even when the wiring route and dimensions of the wire harness are different in the same vehicle model, suppress the diversification of wire harnesses and protectors to reduce manufacturing costs and reduce part number management. Can be planned.

According to the second aspect of the present invention, the inner protectors provided with the hooks for hooking the wire harness are provided in the groove in a stepwise manner with the engaging portions provided in a row on the outer protector. By connecting, the distance between the hooks can be set arbitrarily to diversify the hooking and wiring state of the wire harness in the protector, so that a wire harness having a similar wiring path and dimensions Can be unified, and the variety of protectors can be further suppressed to reduce the manufacturing cost and the part number management. Furthermore, since the distance between the hook bars can be changed inside the protector having the same external dimensions, the storage dimension of the wire harness and the extension dimension from the reference point can be arbitrarily set without causing interference between the protector and peripheral members. Can be set to

According to the first or second aspect of the present invention, the length of the wire harness to be routed and protected in the protector can be adjusted. It is possible to provide a wire harness and a protector that can prevent shortage of mounting dimensions and excessive dimensions due to a dimensional tolerance of a mounting portion and a mounting dimensional error on a wire harness side, and improve mounting work efficiency.

[Brief description of the drawings]

FIG. 1 is a diagram showing one embodiment of a protector according to claim 1 of the present invention.

FIG. 2 is a view showing a stored state of a wire harness in the protector according to claim 1 of the present invention.

FIG. 3 is a diagram showing a state in which the protector according to claim 1 of the present invention is mounted on a door panel.

FIG. 4 is a diagram showing an embodiment of a protector according to claim 2 of the present invention.

FIG. 5 is a diagram showing a state where a conventional protector is mounted on a door panel.

[Explanation of symbols]

 1, 1a, 1b Inner protector 2, 2a, 2b Outer side surface 3, 3a, 3b Engagement projection 4, 4a, 4b, 14 Hook bar (hook portion) 5, 15 Cover member 6, 16 Hook 7, 17 Tape fixing part 11 External protector 12 Inner surface 13 Engagement groove 20 Wire harness 30 Unit 40 Door panel 100, 100a, 100b Protector

Claims (2)

[Claims] 1. A groove-shaped protector for accommodating and protecting a linear body, wherein a first hook portion extending in a direction in which the linear body is routed and hooking the linear body inside the groove is provided. An inner protector protrudingly provided, and a second hooking portion for hooking the linear body inside the groove protrudingly provided, and an engaging portion engaging the outer surface of the inner protector is provided inside the groove. An external protector provided in a row in the direction in which the linear body is routed, wherein the first and second hooking portions are engaged by engaging the internal protector and the external protector with the engaging portion. A protector characterized by setting a distance between the steps step by step. 2. A groove-shaped protector for accommodating and protecting a linear body, wherein a hook portion extending in a direction in which the linear body is routed and hooking the linear body is provided protruding inside the groove. Provided inner protector, and an engaging portion that engages with the outer surface of the inner protector includes an outer protector that is provided in a row in a direction in which the linear body is arranged inside the groove, and two or more of the outer protectors are provided. A protector, wherein an inner protector and one or more outer protectors are alternately engaged to gradually set a distance between the hooks provided in the inner protector.