JPH05310043A - Back door structure of automobile - Google Patents

Abstract

PURPOSE:To provide an automobile back door structure which can prevent the generation of noise caused by a wire harness and makes the outer appearance of the back door fine and in addition can prevent the generation of rust and the intrusion of water into the vehicle inside. CONSTITUTION:A wire retaining tool 15 which consists of a fitting portion 11 to conduct putting-in and fixing at the air removal hole 3 of an inner panel 2; a connection hole 12 to connect the back door 1 inside with the outside; a cover portion 13 to prevent the back door 1 inside from being seen directly from the outside; and a hook portion 14 to retain a wire harness 6 at the back of the cover portion 13, is used, and this wire retaining tool 15 is put into the air removal hole 3 of the inner panel 2, and the wire harness 6 is retained and fixed by means of the hook portion 14.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a back door structure for an automobile, and more particularly, to an automobile having an air vent hole in an inner panel of the back door and a wire harness disposed between the inner panel and the outer panel. Related to the back door structure.

[0002]

2. Description of the Related Art FIGS. 7 and 8 show a conventional back door structure for an automobile. The back door 1 of such an automobile has an air vent hole 3 in an inner panel 2 thereof, and a wire harness 6 for printing a heat ray arranged on a window glass 5 is provided between the inner panel and the outer panel 4. It is arranged.

[0003]

By the way, in such a conventional automobile, the wire harness 6 is attached to the inner panel 2.
Since the wire harness 6 cannot be held because the wire harness 6 is passed between the wire harness 6 and the outer panel 4, the wire harness 6 is in a free state.

Therefore, there is a problem that the wire harness 6 vibrates when the back door 1 is opened or closed, or while the vehicle is running, which causes noise.

Further, since the wire harness 6 in the back door 1 can be seen through the air vent hole 3 in the inner panel 2 of the back door 1, it is not good in appearance.

Further, since water 7 enters between the inner panel 2 and the outer panel 4 of the back door 1 through the air vent hole 3 during car washing, the peripheral portion of the air vent hole 3 is rusted, and further, There is a possibility that this water may become water drops 8 and may penetrate into the vehicle interior 9 through the wire harness 6 and the like.

The present invention has been made in view of the above circumstances, and it is possible to prevent noise from being generated by the wire harness, have a good appearance of the back door, and prevent rust and water from entering the vehicle. An object is to provide a back door structure for an automobile.

[0008]

According to the present invention, in order to achieve the above object, an automobile having an air vent hole in an inner panel of a back door and a wire harness disposed between the inner panel and the outer panel. In the back door structure, the fitting portion for fitting and fixing in the air vent hole of the inner panel, the communication hole for communicating the inside of the back door with the outside, and the inside of the back door directly through the communication hole A wire retainer comprising a shield portion that is invisible from the outside and a hook portion that retains the wire harness on the back surface of the shield portion is used, and the wire retainer is fitted into the air vent hole in the inner panel. The wire harness is held and fixed by the hook portion.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT An embodiment of a back door structure for an automobile according to the present invention will be described in detail below with reference to the accompanying drawings.

1 to 4 show an embodiment of the present invention. In FIGS. 1 and 2, elements having the same functions as those shown in FIG. 7 are designated by the same reference numerals, and their duplicate description will be omitted.

In the automobile 10 of this embodiment, a fitting portion 11 for fitting and fixing in the air vent hole 3 of the inner panel 2 of the back door 1 and a communication hole 12 for communicating the inside of the back door with the outside. , A wire holder 15 comprising a shielding portion 13 for preventing the inside of the back door 1 from being directly seen from the outside through the communication hole, and a hook portion 14 for holding the wire harness 6 on the back surface of the shielding portion. I am using.

Here, the fitting portion 11 of the wire holder 15
Is composed of an annular recess formed in the periphery, and is formed such that when the wire holder is pushed into the air vent hole 3 of the inner panel 2, the peripheral portion of the air vent hole is fitted into the recess.

The communication portion 12 is sufficiently bent in the middle by the shielding portion 13 so that the inside of the back door 1 between the inner panel 2 and the outer panel 4 cannot be seen from the outside of the vehicle.

The shielding portion 13 is provided in the communication portion 12,
The flat plate-like member extends from the middle of the communication portion to the opening end on the inner side of the back door 1, and is formed to be inclined with respect to the outer opening 15a of the wire holder 15.

The hook portion 14 is bent into a substantially U shape and is integrally formed so as to open to the inside of the back door 1 of the communication portion 12.

The wire holder 15 is preferably integrally formed using a resin material such as polypropylene.

2 to 3, reference numeral 16 is a rib provided to divide the communication portion 12 into three parts to reinforce the shielding portion 13, 17 is a grommet, 18 and 19 are weather strips, and 20 is a wire harness. The terminals 6 and 21 are quarter outer panels.

Next, the attachment of the wire holder 15 of this embodiment will be described. First, the wire harness 6 is pulled out to the outside through the air vent hole 3 and fitted into the hook portion 14 of the wire holder 15 of the present embodiment.

Thereafter, the wire harness 6 is attached to the back door 1
While returning to the inside, the wire holder 15 is pushed into the air vent hole 3 of the back door 1.

As a result, the wire holder 15 is fitted and fixed to the inner panel 2 of the back door 1, and the wire harness 6 is held so as not to vibrate inside the back door 1.

When the wire holder 15 is fixed to the back door 1 as described above, the inside of the back door 1 cannot be seen from the outside through the air bleeding hole 3 and the inner panel 2 can be emptied through the air bleeding hole 3 during car washing. The amount of water entering between the outer panel 4 and the outer panel 4 is reduced as much as possible.

Further, since the wire holder 15 is fixed to the back door 1, the wire harness 6 inside the back door does not vibrate and generate noise while the vehicle 10 is running.

FIG. 5 shows the hook portion 14 of the wire holder 15.
It shows another example of. This wire holder 15 is
The base portion 14a of the hook portion 14 is foldably connected to the shielding portion 13, the tip portion 14b thereof is enlarged and formed, and the shielding portion 13 is provided with a hole 13a.

In this example, the wire harness 6 is hooked on the hook portion 14 and the tip portion 14a is attached to the hole 13a of the shielding portion 13.
The wire harness 6 can be more surely held by being fitted into.

FIG. 6 shows the hook portion 14 of the wire holder 15.
FIG. 6 shows still another example of the above. This wire holder 1
5 has a configuration in which the hook portion 14 is formed to be bendable at an intermediate portion 14c thereof, and moreover, the projection 13b provided upright on the shielding portion 13 is provided with the concave portion 13c.

In this example, the wire harness 6 is hooked on the hook portion 14, and the tip portion 14a of the wire harness 6 is projected onto the projecting piece 13 of the shielding portion 13.
The wire harness 6 can be more reliably held by fitting the wire harness 6 into the recess 13c of b.

[0027]

As described above, in the back door structure of an automobile according to the present invention, in which the inner panel of the back door has an air vent hole and the wire harness is arranged between the inner panel and the outer panel, A fitting portion for fitting and fixing in the air bleeding hole of the inner panel, a communication hole for communicating the inside of the back door with the outside, and the inside of the back door not directly visible from the outside through the communication hole A wire holder comprising a shielding portion and a hook portion for holding the wire harness on the back surface of the shielding portion is used, and the wire holder is fitted into the air vent hole in the inner panel to form the wire harness as described above. Since it is configured to be held and fixed by the hook portion, the wire harness is held so as not to vibrate inside the back door and vibrates while the vehicle is running. It is prevented from generating a sound.

Further, when the wire holder is fixed to the back door, the inside of the back door cannot be seen from the outside through the air vent hole, so that the inside of the back door is passed through the air vent hole during washing. Water will not enter and rust will be prevented.

Further, since the inside of the back door cannot be seen through the wire holder, the appearance of the back door can be improved, and the overcoating inside the back door can be eliminated.

Furthermore, since the wire holder can be fixed to the back door with one touch, the workability of attaching the wire holder is good.

In addition, the wire holder has a simple structure and is easy to implement, which is advantageous in terms of cost.

[Brief description of drawings]

FIG. 1 is a perspective view showing an automobile to which an embodiment of an automobile back door structure according to the present invention is applied.

FIG. 2 is a sectional view taken along line AA in FIG.

FIG. 3 is an exploded perspective view showing a main part of an embodiment of a back door structure for an automobile according to the present invention.

FIG. 4 is a cross-sectional view showing a wire holder of an embodiment of an automobile back door structure according to the present invention.

FIG. 5 is a cross-sectional view showing another example of the wire holder according to the present invention.

FIG. 6 is a cross-sectional view showing still another example of the wire holder according to the present invention.

FIG. 7 is a sectional view corresponding to FIG. 2, showing a conventional automobile back door structure.

FIG. 8 is a view showing a state in which a back door of a conventional automobile is viewed from the inside.

[Explanation of symbols]

 1 Back Door 2 Inner Panel 3 Air Venting Hole 4 Outer Panel 6 Wire Harness 10 Automotive 11 Fitting Part 12 Communication Part 13 Blocking Part 14 Hook Part 15 Wire Holder

Claims (1)

[Claims] 1. A back door structure for an automobile, wherein an inner panel of the back door has an air vent hole, and a wire harness is arranged between the inner panel and the outer panel.
A fitting portion for fitting and fixing in the air bleeding hole of the inner panel, a communication hole for communicating the inside of the back door with the outside, and the inside of the back door not directly visible from the outside through the communication hole A wire holder comprising a shielding portion and a hook portion for holding the wire harness on the back surface of the shielding portion is used, and the wire holder is fitted into the air vent hole in the inner panel to form the wire harness as described above. An automobile back door structure characterized by being held and fixed by hooks.