JPH0637015Y2 - Air intake cover mounting structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial field of use) The present invention relates to an air intake cover mounting structure that is mounted on an air intake opening formed in a bumper fascia of a front bumper of an automobile and closes the opening.

(Prior Art) When using a resin bumper facer 31 having an opening 36 for cooling a radiator and an opening 38 for cooling an intercooler on a face surface as shown in FIG. 4 in a front bumper of an automobile. , The upper side of these openings of the bumper fascia 31 is attached to the body frame by the bumper absorber.
It is supported by a sheet metal bumper back beam 32 fixed via 35, stays, etc., and the lower side is supported by a sheet metal lower plate 33 fixed via the bracket 34 to the bumper back beam 32. Has become.

By the way, in an automobile having the above-mentioned bumper structure and equipped with an intercooler, an air guide duct having a shape as shown in FIG. 5 is provided in the opening 38 for cooling the intercooler.
44 is installed.

Here, FIG. 6 shows the mounting structure of the air guide duct 44, and the front end side of the air guide duct 44 is inserted into the air intake opening 37 of the bumper facer 31 from the rear side of the bumper facer 31, The peripheral wall in the opening 37 is fitted. In addition, the upper surface 48 side of the fitting portion of the air guide duct 44 is the upper wall 31a of the inner peripheral wall of the opening 37 of the bumper fascia 31.
At the same time, it is fixed to the lower part of the bumper back beam 32 by a clip 50, a screw or the like. Further, the rear end side of the air guide duct 44 is fixed to the intercooler 49 side.

Incidentally, when the lower wall 47 side of the air guide duct 44 front end side fitted in the opening 37 on the bumper fascia 31 side is fixed to the lower wall 31b of the inner peripheral wall of the opening 37 of the bumper fascia 31 side with a clip or a screw, There is a problem that the clip and the screw are visible from the outside and the appearance is bad. For this reason, the front end lower wall side of the air guide duct is usually not fixed, but only inserted.

By the way, in the case of the specification without intercooler,
Although the air guide duct 48 is also removed, if the air guide duct 44 is removed, the ground and the like can be seen through the opening 37 of the bumper fascia 31 and the appearance becomes poor.

Therefore, in the case of a vehicle without an intercooler, the air intake cover 39 for closing the opening as shown in FIG. 7 is attached to the inside of the air intake opening 37 of the bumper fascia 31.

The air intake cover 39 is made of a resin material and has a hollow closed cross-section structure in which the front side 41 is opened, and extends from the lower end outer edge 42 of the opening 41 of the air intake cover 39 toward the rear in a belt shape. An elastically deformable mounting portion 41 is provided.

FIG. 8 shows a state in which the air intake cover 39 is attached to the air intake opening 37 of the bumper facer 31, and the air intake cover 39 is the bumper facer.
It is fitted into the opening 37 on the 31 side from the rear side of the bumper fascia 31, and the elastic deformation of the mounting portion 41 is utilized to cause the mounting portion 41 to move toward the inner wall of the opening portion 37 on the side of the bumper face 31. It is closely attached and fixed to the inner wall surface of the lower wall side 31b. Further, the upper side 43 of the air intake cover 39, together with the upper wall 31a of the inner peripheral wall of the opening 37 on the bumper fascia 31 side,
It is fixed to the lower part of the bumper back beam 32 by a clip member 50 or the like.

The rear end of the mounting portion of the air intake cover 39 is bent downward, and the bent portion 41a is brought into contact with the lower end 31b of the inner peripheral wall 31b of the opening 37 of the bumper fascia 39, so that the air intake It defines a fixed position of the cover 39 in the front-rear direction.

(Problems to be solved by the invention) By the way, in the air intake cover mounting structure shown in FIG. 8, the inside lower part 42 of the opening of the air intake cover 39 can be seen from the outside through the opening 41, so that the appearance is usually improved. Therefore, the lower portion 42 side of the air intake cover 39 is not fixed to the bumper fascia 31, but is only closely contacted by the elasticity of the mounting portion 41, and only the upper portion side of the air intake cover 39 is fixed by the clip 50 or the screw. It was firmly fixed.

However, in such an air intake cover mounting structure, the air intake cover tends to flutter in the front-rear direction around the upper fixed part as a fulcrum due to wind pressure when the vehicle is running, which may cause abnormal noise or dropout. There was a problem.

The present invention has been made in view of the above circumstances, and provides a mounting structure of an air intake cover for firmly mounting the air intake cover in the air intake opening of a bumper fascia without deteriorating the appearance. The purpose is to

(Means for Solving the Problems) In order to achieve the above object, in the present invention, in addition to the conventional air intake cover mounting structure, the rear end of the mounting portion of the air intake cover is further attached to the inner peripheral wall of the opening of the bumper facer. Of the lower plate extending rearward from the lower wall side wall end, and forming the lower plate in a U-shaped cross-section, and the upper side of the lower plate abutting against the lower wall outer wall surface of the inner peripheral wall of the opening of the bumper fascia. It extends rearward from the lower wall side wall end portion along the lower wall side outer wall surface, and abuts the rear end side of the attachment portion of the air intake cover on the extended portion of the lower plate to fix it with a screw member or a clip member. According to the present invention, the rear end side of the mounting portion of the air intake cover and the upper side extending portion of the lower plate, which are invisible from the outside, are clipped or screwed. Since it is fixed by the member, the upper and lower parts of the air intake cover are supported and fixed by the bumper back beam and the lower plate.Therefore, the air intake cover can be firmly fixed in the front-rear direction without spoiling the appearance of the front bumper. Can be installed.

(Embodiment) Hereinafter, the present invention will be described in detail based on an illustrated embodiment.

FIG. 1 is a front bumper No. 4 showing an embodiment of the present invention.
Represents a schematic cross-sectional view of the main part corresponding to the IV-IV line cross section of the figure,
An opening 2 for air intake for cooling the intercooler is formed in the face portion of the bumper fascia 1 forming the outer surface portion of the front bumper, and the opening edge of the opening 2 is folded back inward to form an opening inner peripheral wall. is doing. Also,
The upper side of the opening 2 of the bumper fascia 1 is supported by the bumper back beam 4, and the lower side is fixed to the lower plate 5 by bolts 8 or the like.

The air intake cover 3 attached to the air intake opening 2 is basically formed in the same manner as the air intake cover 39 shown in FIG. 7, and the air intake cover 3 is made of a resin material. , The front side 3a is formed into a hollow closed cross-section structure, and an elastically deformable mounting portion 3d extending in a strip shape from the outer edge of the opening lower end 3c of the air intake cover 3 toward the rear is provided. Further, a step portion is provided on the rear end side of the mounting portion 3d.

The air intake cover 3 is fitted into the opening 2 on the side of the bumper fascia 1 from the rear side of the bumper fascia 1 to the stepped position of the mounting portion 3d to utilize the elastic bending of the mounting portion 3d. Then, the mounting portion 3d is brought into close contact with and fixed to the inner wall surface of the lower wall side 1b of the inner peripheral wall of the opening 2 on the side of the bumper fascia 1. In addition, the upper side 3b of the air intake cover 3 and the upper wall 1a of the inner peripheral wall of the opening 2 on the bumper fascia 1 side together with the bumper back beam 4
Is fixed to the lower part of the plate by a through-type clip member 6, a screw member, or the like.

Here, in the present invention, in addition to the mounting structure of the air intake cover, the rear end 3e of the mounting portion rearward of the step portion of the air intake cover 3 is further connected to the lower wall 1b of the inner peripheral wall of the opening 2 of the bumper fascia 1. Extends rearward from the rear end, and
The lower plate 5 is formed in a U-shaped cross section, and the upper side 5b of the lower plate 5 that is in contact with the outer wall surface of the lower wall 1b of the inner peripheral wall of the opening 2 of the bumper fascia 1 is attached to the outer wall surface of the lower wall 1b. Along the lower wall 1b, extending rearward from the rear end of the lower wall 1b.
Part) is fixed with a screw member 7 such as a bolt and a nut.

As a method of fixing the portion A in the figure, in addition to using the screw member 7, a clip 9 having a U-shaped cross section as shown in FIG.
It is possible to adopt a method of holding and fixing using, or a method of fixing using a penetrating clip as in the case of fixing the upper side of the air intake cover 3.

In the mounting structure of the air intake cover according to the present invention shown in FIG. 1 or 2, the rear end side 3e of the mounting portion of the air intake cover 3 and the upper side 5b of the lower plate 5 which cannot be seen from the outside are extended. Since the parts are fixed by the clip member 9 and the screw member 7, etc., the air intake cover 3 is firmly supported and fixed by the bumper back beam 4 and the lower plate 5 at the top and bottom, and the appearance of the front bumper is improved. The air intake cover 3 can be firmly attached without damaging it in the front-rear direction.

Also, even if you change the specification to a car with an intercooler,
In the front bumper to which the present invention is applied, as shown in FIG. 3, the upper side 5b of the lower plate 5 is located along the lower wall 1b of the inner peripheral wall of the opening 2 of the bumper fascia 1 and the rear wall of the lower wall 1b. Since it extends rearward from the end portion, the air guide duct 10 is attached to the lower bracket 5 at a position rearward of the positioning step portion 10d provided on the lower wall 10c of the air guide duct 10 by using the clip 11 or the like. It can be fixed to the extending portion, and the air guide duct 10 can be firmly attached.

In addition, when fixing the air guide duct 10 to the lower plate 5 at a position rearward of the stepped portion 10d for positioning the air guide duct 10 in this manner, the head 11a of the clip 11 is hidden by the stepped portion 10d, and Since it is almost invisible from, the appearance does not deteriorate.

(Effect of the Invention) As described above with reference to the illustrated embodiment, according to the present invention, the lower mounting portion of the air intake cover is extended rearward and the upper side of the lower plate is extended rearward. , The extension part of the air intake cover and the upper side extension part of the lower plate are both fastened and fixed, so that the upper and lower parts of the air intake cover are firmly fixed to the bumper back beam and the lower plate, respectively. As a result, fluttering in the front-rear direction and falling off are completely prevented.

Also, since the lower side of the air intake cover and the lower plate are fixed at a position that is completely invisible from the outside, the appearance does not deteriorate and the appearance is maintained in the same good condition as before. .

[Brief description of drawings]

FIG. 1 is a schematic cross-sectional view of a main part of a front bumper to which an air intake cover according to an embodiment of the present invention is attached,
FIG. 3 is a schematic sectional view of a front bumper having an air intake cover attached, showing another embodiment of the present invention. FIG. 3 is a front bumper structure shown in FIG. 1 in which an air guide duct is attached instead of the air intake cover. FIG. 4 is a perspective view showing a schematic structure of a front bumper in which an air intake opening is formed, and FIG. 5 is an air guide duct attached to the air intake opening. FIG. 6 is a perspective view showing an example, FIG. 6 is a schematic cross-sectional view of a main part of a front bumper showing a mounting structure of an air guide duct to an air intake opening according to a conventional technique, and FIG. 7 is a conventional structure attached to the air intake opening. 8 is a perspective view of the air intake cover of FIG.
FIG. 1 is a schematic sectional view of a main part of a front bumper showing a structure for attaching an air intake cover to an air intake opening according to a conventional technique. 1 ... Bumper fascia, 1a, 1b ... Inner peripheral wall of air intake opening, 2 ... Air intake opening, 3
...... Air intake cover, 3a ...... Air intake cover opening, 3c ...... Air intake cover lower opening,
3d …… Air intake cover mounting part, 4 …… Bumper back beam, 5 …… Lower plate, 5b …… Upper side of lower plate, 6,9,11a …… Clip member, 7,8 …… Screw member, 10 …… Air guide duct.

Claims (1)

[Scope of utility model registration request] 1. An opening for air intake which is opened in a face surface and whose opening edge is folded back inward to form an inner peripheral wall of the opening. An upper part of the opening is supported by a bumper back beam and is lower than the opening. A structure for mounting an air intake cover to the air intake opening of a bumper fascia supported on a lower plate side, wherein the air intake cover is formed into a hollow closed cross-section structure with an open front side, and the air intake is formed. An elastically deformable mounting portion extending rearward from the outer edge of the lower end of the opening of the cover is provided, and the air intake cover is fitted into the opening on the bumper fascia side to utilize the elastic bending of the mounting portion. Then, the mounting portion is brought into close contact with the inner wall surface on the lower side of the inner peripheral wall of the opening on the bumper fascia side, and the upper portion of the air intake cover. In the mounting structure of the air intake cover, which is fixed to the lower part of the bumper back beam with a clip member or a screw member together with the upper wall of the inner wall of the opening on the bumper fascia side, the rear end of the mounting part of the air intake cover is the bumper faucet. The lower plate extends rearward from the end of the lower wall side wall of the inner wall of the opening of the chassis, and the lower plate is formed into a U-shaped cross section and abuts the outer wall of the lower wall of the inner wall of the opening of the bumper facer. The upper side of the lower plate extends rearward from the lower wall side wall end along the lower wall side outer wall surface, and the rear end side of the attachment portion of the air intake cover is brought into contact with the extended portion of the lower plate. An air intake cover mounting structure characterized by being fixed with a screw member or a clip member.