JPH05338506A - Fixing construction of door wire harness end - Google Patents

Abstract

PURPOSE:To provide a fixing construction of door wire harness end at the hinge fixing side end of a car door. CONSTITUTION:Bundled and lead-out parts W1, W2..., at the end of a wire harness and a connector 24 are protected and fixed by a fixing device 10. Fixing device through-holes 21 and 22 are formed in an inner plate B1. and a side plate B2 of a door frame B, respectively. A connector fixing part 10A of the fixing device 10 is exposed from the fixing device through-hole 22 of the side plate B2 to the outside through the fixing device through-hole 21. Then seal packings 15, 15 provided on the outer periphery of the harness fixing part 10B of the fixing device 10 are fitted closely into the fixing device through-hole 21 of the inner plate B1, and sealed.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure for mounting an end portion of a door wire harness at a hinge mounting side end of a vehicle door.

[0002]

2. Description of the Related Art FIGS. 7 to 9 show a structure for attaching an end portion of a conventional wire harness for a door. That is, a substantially L-shaped recess 1 is formed in advance from the side plate portion A ₂ of the door frame A to the inner plate portion A ₁ at the end of the door where the hinge is attached to the vehicle body, and the substantially L-shaped recess 1 fitted into this recess 1 is formed. A wire harness W is supported between the recess 1 and the fitting 2 by using a character-shaped fitting 2, and a focusing lead-out portion W'of the harness W is pulled out from a through hole 2c of the fitting 2. (Japanese Utility Model Publication No. 62-54849). In the figure, 2a is a flat plate portion of the fixture 2, 2b is a vertical plate portion, 3 and 3'are work holes, 4 is a screw insertion hole, and 5 is a screw. Further, C is a main connector of a terminal of the focusing lead-out portion W'where the grommet G is externally inserted, and is connected to a connector of a vehicle body side wire harness (not shown). c _{1 to} c ₅ are wire harness W
The terminal connectors of the branch line parts w _{1 to} w ₅ are shown and are connected to the electrical components (not shown) in the door frame A.

With the above mounting structure, the end of the door wire harness W is easily mounted on the outer surface of the door frame A by the combination of the substantially L-shaped recess 1 and the mounting tool 2.
Although it can be fixed, a weather stripper 6 is attached to the outer periphery of the door frame A in order to prevent water from entering the vehicle. FIG. 10 is a partially enlarged perspective view of a hinge mounting side end showing a mounting state of the weather stripper 6, FIG.
1 is a sectional view taken along line XX. In the figure, 7 is a vehicle body side hinge portion, and 7'is a door side hinge portion.

[0004]

As shown in FIGS. 10 and 11, the side strip portion A ₂ , which is the end of the door frame A on which the hinge is attached, is provided with a step portion a to provide the weather stripper 6 with a step.
By removing the protrusion when sticking it, it is possible to attach it in order and seal inside and outside. However, some clearance (gap) is required between the recess 1 and the fixture 2 for the convenience of fixing work, and water may enter the passenger compartment through the gap as indicated by arrow R. It is necessary to perform a special sealing process between the recess 1 and the fixture 2 and between these and the weather stripper 6, which is a troublesome work, takes a lot of time and labor, and is a cause of high cost.
The present invention has been made in view of the above problems, and the end of the door wire harness can be easily attached to the end of the door frame A on which the hinge is attached, without affecting the waterproof sealing property of the weather stripper. The challenge is to be able to attach.

[0005]

In order to achieve the above object, the attachment structure of the end portion of the wire harness for a door according to the present invention is such that the end portion of the wire harness for a door is attached to the door. The structure is to be attached to a hinge mounting side end to the vehicle body, and the focusing lead-out portion at the end of the wire harness and the connector connected to the focusing lead-out portion are used as the harness attaching portion on one side and the connector attaching portion on the other side. The connector mounting portion of the mounting tool, which is protected and fixed by the mounting tool, and through which mounting tool through holes are formed in the inner plate portion and the side plate portion of the door frame at the hinge mounting side end, respectively, and the end portion of the wire harness is protected and fixed. Is exposed to the outside from the fixture through hole of the side plate portion through the fixture through hole of the inner plate portion, and a seal packing is provided on the outer periphery of the harness attachment portion to attach the through hole of the inner plate portion. Characterized in that fitted seal.

[0006]

According to the above construction, the fitting to which the end portion of the wire harness is fixed is inserted from the fitting through hole of the inner plate portion of the door frame to expose the connector mounting portion through the fitting through hole of the side plate portion. At the same time, a simple work is required only by fitting and sealing the seal packing provided on the fitting into the fitting through hole of the inner plate part, and the fitting does not interfere with the weather stripper provided on the side plate part and the workability is improved. Is greatly improved.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 is a perspective view of a door wire harness showing a first embodiment of the present invention before mounting and fixing, FIG. 2 is an exploded perspective view of a mounting portion of FIG. 1, and FIG. FIG. 4 is a front view of the fixed state, and FIG. 4 is a cross-sectional view of the hinge attachment side end of FIG. 1 to 3, a wire harness W for a door
The fixture 10 and the connector 24 group are mounted on the door frame B, and the door frame B is provided with two fixture through holes 21 and 22 facing each other.

As shown in FIG. 2, the fixture 10 comprises a pair of protective covers 11 and 11 ', one side of which is a connector attaching part 10A and the other side of which is a harness attaching part 10B. The mounting portion 10A is provided with a connector fitting opening 12 having a lock groove 12a on the inner edge thereof, and a mounting piece 13 having a screw insertion hole 13a on both side edges is provided in a protruding manner, and the harness of the other protective cover 11 'is provided. On the inner surface of the mounting portion 10B, a fitting rib 14 is provided along the outer peripheral edge of the protective cover 11 so as to engage with a groove (not shown) on the inner surface of the protective cover 11. Further, in the harness mounting portion 10B of the mounting tool 10, half-sealed seal packings 15 and 16 are provided on the outer surfaces of the protective covers 11 and 11 'on the opening side of the fitting rib 14 and the connector fitting port 12 side, respectively. There is. Each of the seal packings 15 and 16 has a fitting groove 17 on the outer periphery for fitting into the fixture through holes 21 and 22 of the door frame B, and the major diameter L ₁ of one seal packing 15 is larger than the major diameter L ₂ of the other seal packing 16. Largely formed.

[0009] doorframe B has the side plate portion B ₂ of the conventional example as well as the inner plate portion B ₁ and the end portion, the side plate portion B ₂ is a hinge mounting side end, on one side (exterior side) By providing the groove portion 18, one of the low-stage connector fixing portions S ₁ ,
The other is partitioned and formed as a high-stage harness fixing portion S ₂ , and a step portion 20 for storing the weather stripper 19 is further formed on the end surface of the harness fixing portion S ₂ so as to be raised.

In the harness fixing portion S ₂ , the inner plate portion B ₁
The fitting wall through holes 21 and 22 for the fitting 10 are provided in the groove wall 18a facing the above. The fitting through holes 21 and 22 are sufficiently larger than the fitting 10 so that they can be freely taken in and out.
Corresponding to Nos. 5 and 16, the fitting through hole 21 on the inner plate portion B ₁ side is formed larger than the fitting through hole 22 on the groove wall 18a side. Further, in the connector fixing portion S ₁ , a screw attachment hole 23 is provided in the groove bottom of the groove portion 18 in the vicinity of the attachment tool through hole 22.

In the above structure, as shown in FIG. 2, while a plurality of flat focusing lead-out portions W ₁ , W ₂ ... Constituting the wire harness W for doors are arranged along the inner surface of one protective cover 11, The lock pieces 2 provided on the outer peripheral wall of each connector by fitting the connectors 24 ₁ , 24 ₂ ...
It locks by the engagement of 4a and the lock groove 12a. Then, after locking all the connectors 24 _{1 to} 24 ₃ , the other protective cover 11 ′ is covered and both covers 11 and 11 ′ are fixed with screws 25 or the like. When fixing, both covers 1
Half-seal type seal packing 15, 1
An adhesive 26 is applied to each of the end faces of 6.

As described above, the focusing lead-out portions W _{1 to} W ₃ of the door wire harness W are clamped and fixed by the protective covers 11 and 11 ′ at one harness attachment portion 10 B of the attachment 10 and the other connector attachment portion 10 A. In, an assembly D in which the groups of connectors 24 (24 _{1 to} 24 ₃ ) are collectively arranged is formed. In this assembly D, since the major diameters L ₁ and L _{2 of the} seal packings 15 and 16 are in the relationship of L ₁ > L ₂ , the entire assembly has a tapered shape as shown by phantom lines P and P ′ in FIG. Become. Therefore, as shown in FIG. 1, when the assembly D is inserted into the attachment tool through hole 21 from the inner plate portion B ₁ side, the connector attachment portion 10A having the connector 24 group easily penetrates the through hole 21 and fixes the connector. When it reaches the groove portion 18 which is the portion S ₁ and the seal packing 16 collides with the hole edge of the other attachment tool through hole 22, the entry is temporarily stopped. Then, when the assembly D is further pushed in, the seal packings 16 and 15 are fitted and locked by the fitting grooves 17 to engage with the fitting through holes 22 and 21, respectively, and the harness fitting portion 10B can be extremely easily fitted. It is fixed to the door frame A. After that, the mounting piece 13 of the connector mounting portion 10A may be fixed to the screw mounting hole 23 of the groove 18 with the screw 25 '.

As described above, the end of the door wire harness W can be attached and fixed to the end of the door on which the hinge is attached very easily, and the weather stripper 19 can be used.
Since the weather stripper 19 is fixed irrespective of the mounting position, the work of attaching the weather stripper 19 itself is simplified, and there is no fear of water ingress into the vehicle compartment.

FIGS. 5 and 6 show a second embodiment of the present invention. FIG. 5 is a perspective view of a door wire harness before mounting and fixing, and FIG. 6 is a transverse sectional view of a hinge mounting side end. In the second embodiment, the seal packing 15 provided on the fixture 10,
16 is reduced to one, and the shape of the hinge mounting side end of the door frame is modified accordingly. That is, the fixture 10 ′ is formed by bending the harness attachment portion 10 B of the attachment 10 so that the flat plate portion 10 B ₁ and the vertical plate portion 10 B are bent.
It is formed as an L-shape composed of B ₂ and the tying structure and the fitting lock structure of the connector 24 group (the connector mounting portion 10A) are the same as those of the mounting tool 10, and therefore description thereof will be omitted. This fixture 10 'has a flat plate portion 10B.
_The seal packing 15 'is provided only at one place of 1.

On the other hand, in the door frame B ′, the side plate portion B ₂ ′ at the end of the inner plate portion B ₁ ′ is provided with a recess 18 ′ on one side (inside the vehicle) so that one side is fixed to the high-level connector. The section S ₁ ′ and the other section are formed as a low-stage harness fixing section S ₂ ′. Then, the harness fixing portion S ₂ ′
The opened a 'fitting through-hole 21 in' its concave wall 18a provided with a weather stripper 19 in its end face, the connector fixing portion S ₁ ', the opening window 27 of the connector removed as fitting holes In addition, a screw mounting hole 23 'is provided.

According to the second embodiment, the fixture through hole 21 '.
After inserting the mounting tool 10 'from the connector mounting portion 10A, the connector 24 group is projected from the window 27, and the seal packing 15' is fitted and locked in the mounting tool through hole 21 'in the same manner as described above. The mounting piece 13 of the part may be fixed to the screw mounting hole 23 'with a screw 25'. Also in this embodiment, the mounting tool 10 'can be mounted and fixed independently of the sealing part by the weather stripper 19, and the sealing part between the mounting tool 10' and the door frame B'is at one location (seal packing 15 '). The work becomes easier because it is done.

The above description has been made of an example in which the seal packings 15, 16 and 15 'provided on the outer circumferences of the fittings 10 and 10' are formed in half and are integrated with an adhesive to form a ring. It may be attached by extrapolation.

[0018]

As described above, according to the present invention,
Since the attachment frame has a through hole in the door frame to eliminate the interference between the attachment and the weather stripper, there is no risk of water leaking from the seal part of the stripper and the work of attaching the end of the door wire harness is easy. become.

[Brief description of drawings]

FIG. 1 is a perspective view of a door wire harness according to a first embodiment of the present invention before being attached and fixed.

FIG. 2 is an exploded perspective view of the fixture of FIG.

FIG. 3 is a front view of FIG. 1 in a mounted and fixed state.

FIG. 4 is a cross-sectional view of the hinge attachment side end of FIG.

FIG. 5 is a perspective view of a wire harness for a door according to a second embodiment of the present invention before being attached and fixed.

6 is a cross-sectional view of the hinge attachment side end of FIG.

FIG. 7 is a perspective view of a door for explaining a conventional attachment / fixation structure of a wire harness for a door.

FIG. 8 is an explanatory view of a conventional fixture.

FIG. 9 is a perspective view of a conventional mounting and fixing state.

10 is an enlarged perspective view of a main part of a hinge mounting side end of FIG.

FIG. 11 is a cross-sectional view of the hinge mounting side end portion of FIG.

[Explanation of symbols]

B, B ′ Door frame B ₁ , B ₁ ′ Inner plate part B ₂ , B ₂ ′ Side plate part S ₁ , S ₁ ′ Connector fixing part S ₂ , S ₂ ′ Harness fixing part W Door wire harness W ₁ , W ₂ to Focusing lead-out part 10, 10 'Mounting tool 10A Connector mounting part 10B Harness mounting part 11, 11' Protective cover 15, 15 ', 16 (Half split) seal packing 21, 21', 22 Mounting tool through hole 24 , 24 ₁ ~ Connector

Claims (1)

[Claims] 1. A structure in which an end of a wire harness for a door is attached to an end of a door on which a hinge is attached to a vehicle body, wherein a focusing lead-out portion of the end of the wire harness and a connector connected to the focusing lead-out portion are The wire is protected and fixed by a fixture having a harness attachment portion on one side and a connector attachment portion on the other side, and attachment tool through holes are formed in the inner plate portion and the side plate portion of the door frame at the hinge attachment side end, respectively. The connector mounting portion of the mounting fixture that protects and fixes the end portion of the harness is exposed to the outside from the mounting member through hole of the side plate portion through the mounting member through hole of the inner plate portion, and a seal packing is provided on the outer periphery of the harness mounting portion. A mounting structure of an end portion of a wire harness for a door, characterized in that a fitting hole is provided to seal the fitting plate through hole in the inner plate portion.