JP2000110808A - Attaching mechanism for vehicular component to vehicular body - Google Patents

Abstract

PROBLEM TO BE SOLVED: To perform positioning of vehicular components to a vehicular body by arranging a hook which is engaged with an edge portion in the state that a specified attaching position is provided by the wedge portion, forming an escape portion on the hook portion for avoiding abutting against the edge portion at the time of engagement, and abutting the wedge portion on the edge portion determining an inner diameter of an attaching hole. SOLUTION: A vehicular body attaching mechanism is composed of a wedge portion which is abutted against an edge portion 4a for providing a vehicular component 10 with a specified attaching position, and a hook portion 2 which is engaged with the edge portion 4a in the state that the specified attaching position is provided by the wedge portion. An escape portion 2b is formed on the hook portion 2 at which the abutting against the edge portion 4a is avoided at the time of engagement. The vehicular component 10 is positioned in respect to a vehicular body 20 by abutting the wedge portion with the edge portion which determins an inner diameter of an attaching hole 4. As for the hook portion 2, abutting is avoided by the escape portion 2b because all the hook portion 2 have to do is attaching.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure in which a vehicle component such as a vehicle lamp and a wiring component is attached to an edge portion of a mounting hole provided in a vehicle body by hook engagement.
More specifically, the object of the present invention is to improve the reliability of the attachment in the hook engagement.

[0002]

2. Description of the Related Art FIG. 4 shows an example of the configuration of a conventional vehicle body mounting mechanism 90 of this type in a main part. A comparatively light vehicle component such as a vehicle lamp, a fuse box, or a code coupler is shown in FIG. When the vehicle 10 is mounted on the vehicle body 20, a pair of hooks 91 are provided in advance at appropriate positions such that the hooks 91a face outward, for example, by utilizing a resin case of the vehicle component 10.

On one vehicle body 20 side, a mounting hole 92 substantially corresponding to the distance between the pair of hook portions 91 is provided, and when mounting, the hook portion 91 is aligned with the mounting hole 92 and pressed. Then, the hook 91a bends due to the elasticity of the formed resin member and passes both sides. After passing through, the hook 91a returns to its original position and returns to the edge portion 92 of the mounting hole 92.
a.

Accordingly, there is no need for a separate component for mounting or a special tool for mounting, and the mounting can be performed by an extremely simple operation of merely pressing. It is often used as a mounting means for the lightweight vehicle component 10.

[0005]

However, in the above-described conventional vehicle body mounting mechanism 90, the mounting hole 92, which is one of the components, is provided in the metal member which is the vehicle body 20 of the automobile. As shown in FIG. 5, burrs 92b are likely to be generated at the time of press working at the edge 92a which is the end of the mounting hole 92 to which the hook 91 is engaged.

As described above, when the burr 92b exists,
The side of the hook portion 91 formed of a resin member is gradually scraped due to vibration or the like due to the running of the automobile, and the engagement between the edge portion 92a and the hook portion 91 is loosened, and finally, the backlash is generated. It becomes a source of abnormal noise, and in the worst case, it causes problems such as falling off of the component 10, and solving this point has been an issue.

[0007]

According to the present invention, as a specific means for solving the above-mentioned conventional problems, there is provided a vehicle component comprising a vehicle component attached to an edge provided on a vehicle body with a hook. In the vehicle body mounting mechanism, the vehicle body mounting mechanism is in contact with the edge portion to provide a predetermined mounting position for the vehicle component, and is engaged with the edge portion in a state where the wedge-shaped portion has a predetermined mounting position. The present invention provides a vehicle component mounting mechanism for a vehicle component, wherein the hook portion is provided with a relief portion for avoiding contact with the edge portion at the time of engagement. Is to solve.

[0008]

Next, the present invention will be described in detail based on an embodiment shown in the drawings. 1 to 3 is a vehicle body mounting mechanism according to the present invention. In this vehicle body mounting mechanism 1 also, a pair of hook portions 2 and a vehicle body 20 which are basically provided on a vehicle component 10 side. This is similar to that of the conventional example in that it is performed by engaging the mounting hole 4 provided on the side.

Here, in the present invention, a pair of wedge-shaped portions 3 are provided on the side of the vehicle component 10 in addition to the hook portion 2, and this wedge-shaped portion 3 is, like the hook portion 2, a vehicle component. 10 is formed of a resin member by being integrated with the resin case 11 of FIG.
Is formed in a substantially wedge-like shape on the side facing the edge portion 4a. That is, the inclined surface 3a is on the same side as the hook portion 2 on which the hook 2a is provided.

Here, the mutual relationship between the hook portion 2 and the wedge-shaped portion 3 will be described. First, the wedge-shaped portion 3 is formed so as to have a size smaller than the mounting hole 4 on the tip end side. I have. Therefore, a pair of the wedge-shaped portions 3
There is a gap between the two when inserted into
As the insertion proceeds, the gap gradually decreases, and finally, as shown in FIG.
Abuts on the edge portion 4a.

In the present invention, the wedge-shaped portion 3 is adapted to give a predetermined mounting position to the vehicle component 10 in a state where both inclined surfaces 3a are uniformly in contact with the edge portion 4a. Therefore, the hook portion 2 is formed so as to be engaged with the edge portion 4a at a position where both wedge-shaped portions 3 come into contact, more precisely, near the edge portion 4a as described later.

In the present invention, the shape of the hook 2a of the hook portion 2 is also devised.
In FIG. 3A, an escape portion 2b for preventing the hook 2a from abutting against the edge portion 4a is formed.
As shown in FIG. 5, the hook 2a is engaged with the edge portion 4a at a position where the hook 2a becomes a flat surface at an appropriate distance without being directly engaged with the edge portion 4a.

Next, the operation and effects of the vehicle body mounting mechanism 1 of the present invention having the above-described configuration will be described. When the wedge-shaped portion 3 is provided in addition to the hook portion 2 which is provided on the vehicle component 10 side of the vehicle body mounting mechanism 1 according to the present invention, when the vehicle component 10 is mounted on the vehicle body 20, The inclined surface 3a of the wedge-shaped portion 3 is the edge portion 4 of the mounting hole 4.
a, that is, it comes into contact with the hole diameter of the mounting hole 4.

Therefore, the vehicle component 10 is positioned with respect to the vehicle body 20 by the contact of the wedge-shaped portion 3 with the mounting hole 4. It is not necessary to perform both the functions of positioning and mounting the vehicle component 10, and only the mounting function can be fulfilled exclusively.

Therefore, the hook 2a of the hook portion 2 does not need to contact the edge portion 4a of the mounting hole 4, and the escape portion 2b is provided so as not to make contact with the edge portion 4a. Even when the burr 4b is generated, it is possible to prevent the hook 2a from being shaved due to vibration accompanying the traveling of the automobile.

In the above description, the hook portion 2 and the wedge-shaped portion 3 are provided as a pair, and the hook portion 2 and the wedge-shaped portion 3 are engaged at two opposite sides of the mounting hole 4. The hook portion 2 and the wedge-shaped portion 3 may be provided at four locations corresponding to the four sides, or the wedge-shaped portions 3 are provided at four locations,
The hook portion 2 may be provided only on two opposing sides thereof, and the mounting hole 4 may be formed in a circular shape, and the hook portion 2 and the wedge-shaped portion 3 may be divided into a plurality of portions such as three portions equally dividing the circumference. The design may be changed as appropriate.

[0017]

As described above, according to the present invention, a wedge-shaped portion which comes into contact with an edge portion to give a predetermined mounting position to a vehicle component, and a state where a predetermined mounting position is given by the wedge-shaped portion, according to the present invention. The edge portion and a hook portion to be engaged, the hook portion is provided with a relief portion for avoiding contact with the edge portion at the time of engagement, the vehicle body mounting mechanism of the vehicle parts, The wedge-shaped portion is brought into contact with the edge portion, which is the inner diameter of the hole, to position the vehicle component with respect to the vehicle body, and the hook portion only has to perform the function of mounting.

Therefore, it is not necessary for the hook portion to come into contact with the edge portion which may have burrs or the like, and the escape portion can be provided to avoid contact with the edge portion. This prevents the hook portion from being cut by burrs due to vibration, enables stable fixation for a long time, and has an extremely excellent effect on improvement in reliability.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an essential part of an embodiment of a vehicle body attachment mechanism for a vehicle component according to the present invention.

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

FIG. 3 is a sectional view taken along line BB of FIG. 1;

FIG. 4 is a cross-sectional view showing a main part of a conventional example.

FIG. 5 is an explanatory diagram showing a problem in a conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Body mounting mechanism 2 ... Hook part 2a ... Hook 2b ... Relief part 3 ... Wedge-shaped part 3a ... Slope surface 4 ... Mounting hole 4a ... Edge part 4b ... Burr 10 ... Vehicle parts 20 ... body

Claims (1)

[Claims] 1. A vehicle component mounting mechanism for a vehicle component, wherein a vehicle component is hooked to an edge provided on a vehicle body with a hook, wherein the vehicle component mounting mechanism abuts the edge and contacts the vehicle component. A wedge-shaped portion providing a predetermined mounting position; and a hook portion engaged with the edge portion in a state where the wedge-shaped portion provides the predetermined mounting position. The hook portion contacts the edge portion at the time of engagement. A vehicle body attachment mechanism for a vehicle component, wherein a relief portion for avoiding contact is provided.