JP2000038161A - Air intake structure for intercooler - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make the cost of a mold inexpensive, reduce the assembling man- hours required for mounting, and enlarge the degrees of freedom for design. SOLUTION: An opening part 11a is formed at a part of a hood panel 11 to which an air intake part 12 is to be mounted, and the air intake part 12 having a projected part 21 formed from a resin, and a duct 13 are combined to assemble an air intake assembly 14. The air intake assembly 14 is mounted to the opening part 11a of the hood panel 11, and plural ribs are arranged circumferentially at intervals at connection parts of the air intake part 12 with the duct 13. Further, a locking pawl is provided at the air intake part 12 to be projected, and the locking pawl is hooked in an engaging hole drilled on the hood panel 11 side to enable temporary locking.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air intake structure for an intercooler mainly applied to a four-wheeled vehicle or the like.

[0002]

2. Description of the Related Art Examples of a conventional air intake structure for an intercooler are shown in FIGS. In this conventional air intake structure for an intercooler, an upwardly protruding portion 2 is formed on a hood panel 1, and an air intake component 3 is inserted into an opening 1 a of the hood panel 1 from above the hood panel 1, and a duct 4 from below. , And are assembled using screws or clips (not shown).

Another conventional air intake structure for an intercooler shown in FIG. 14 is such that an air intake part 6 is placed on an opening 5a of a hood panel 5 having no upwardly projecting portion, and a duct 7 is placed from below. And a through hole 5b of the hood panel 5 and a through hole 8a of the flange 8 of the duct 7.
, And a screw (not shown) inserted therethrough is integrated by screwing.

[0004]

SUMMARY OF THE INVENTION However, FIGS.
In the structure shown in FIG. 3, since the hood panel 1 requires a dedicated molding die, extra mold cost is required, and the air intake part 3 and the duct 4 are separately mounted. There was a problem that the cost was high. Also in the case of the structure shown in FIG. 14, since the air intake component 6 and the duct 7 are separately mounted, the number of steps is similarly increased and the cost is increased.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned conventional problems, and has as its object to reduce the cost of the mold, reduce the number of assembling steps required for mounting, and design flexibility. Is to provide an air intake structure for an intercooler.

[0006]

In order to achieve the above-mentioned object, the present invention provides an air intake part, wherein an opening is formed in a portion of a hood panel to which the air intake part is mounted, and the air intake part has a resin-molded convex part. And an air intake part and a duct are attached to the opening, and an air intake structure for an intercooler is provided. Further, in the present invention, the air intake assembly may be assembled by combining the air intake component and the duct, and the air intake assembly may be attached to the opening of the hood panel. It is also possible to arrange a plurality of ribs at intervals in the circumferential direction at the coupling portion, and a locking claw is protruded from the air intake component, and the engagement hole opened on the hood panel side is The air intake component may be temporarily fixed to the hood panel by hooking a locking claw.

[0007]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An air intake structure for an intercooler according to an embodiment of the present invention will be described in detail with reference to the drawings. FIG. 1 is a perspective view showing an external appearance of a vehicle to which an air intake structure according to a first embodiment of the present invention is applied, and FIG. 2 is an exploded perspective view showing members related to the air intake structure shown in FIG. FIG. 3 is a central longitudinal sectional view taken along line AA in a state where the air intake component and the duct of FIG. 2 are combined with each other.

In an automobile 10 according to this embodiment, an air intake assembly 14 in which an air intake part 12 and a duct 13 are combined is mounted substantially at the center of a hood panel 11, and the air intake assembly 14 is attached to the hood panel 11. It protrudes above the upper surface.

In the air intake structure of the automobile 10, the opening 11a is formed in the hood panel 11, and the air intake part 12 and the duct 13 are not separately attached to the opening 11a. Air intake component 12 and duct 1 having integral convex portions 21
3, the air intake assembly 14 is assembled, and the air intake assembly 14 is attached to the opening 11a of the hood panel 11.

The hood panel 11 has an opening 1 substantially at the center.
1a, and as shown in FIG. 4 and FIG.
a is bent downward over the entire circumference so that the reinforcing flange 16
A reinforcement 17 is fixed below the reinforcing flange 16 at a location not shown, and a mounting seat portion 18 is formed on the reinforcement 17 over the entire circumference. As shown in FIG. 2, the mounting seat plate 18 has six through holes 19 spaced apart in the circumferential direction.

The air intake part 12 is shown in FIGS.
And an upwardly protruding convex portion 21 and a substantially rectangular flange 22 around the convex portion 21 as shown in FIG. The convex portion 21 has an inclined plate portion 24 inclined forward and upward and substantially triangular side plate portions 25 on both left and right sides of the inclined plate portion 24, and has an air intake 26 at a front end.

The air intake part 12 has a plurality of ribs 27 on the back surface of the flange 22 as shown in FIG. These ribs 27 protrude at four places with intervals along both long sides and the front short side of the flange 22 and project at two places with intervals along the rear short side. Further, on the rear surface of the air intake component 12, six round bar-shaped mounting projections 29 having left and right locking claws 28 and a screw hole 29a at the center are projected downward. The mounting projection 29 is provided on the side plate portion 2 near each locking claw 28.
5 and one at each short side of the flange 22 and near each of the four corners.

The air intake component 12 includes two engaging portions 31 provided on the back surface of the inclined plate portion 24, a round bar-shaped assembling projection 32 having a screw hole 32 a at the center, and a vicinity of the air intake 26. Are provided on the back surface of the flange 22 portion. Each locking portion 31
As shown in FIG. 3, the distal end projects rearward, and a locking groove having a U-shaped cross section is formed between the inclined plate 24 and the flange 22. The locking claws 28 are provided on both side plate portions 25 near the boundary with the long side of the flange 22.

As shown in FIG. 2, the duct 13 includes an inclined plate portion 36 having two through holes 36a, two side plate portions 37,
37, a flange 38, a locking plate portion 40 at the tip of both side plate portions 37, 37 and upper and lower guide plates 41, 42 parallel to the locking plate portion 40, and a front edge 40b of the locking plate portion 40 The front edge 36b of the inclined plate portion 36 is inserted into the corresponding locking portion 31. The duct 13 has an inclined plate portion 36 on the lower surface side of the inclined plate portion 24 of the air intake component 12, both side plate portions 37 inside the both side plate portions 25 of the air intake component 12, and a flange 38 connected to the air intake component 12. Are arranged on the lower surface side of the flange 22.
Below the duct 13, an intercooler 44 is provided as shown in FIG.

The duct 13 is, as shown in FIG.
Combined with the air intake part 12, an air intake assembly 14 is formed. This combination is performed as follows. After inserting the front edge 36b of the inclined plate portion 36 into the two locking portions 31 of the air intake component 12 and the front edge 40b of the locking plate portion 40 into the three locking portions 31, respectively, the left and right through holes 36a are formed. 3 is screwed into the screw hole 32a of the corresponding mounting projection 32, the duct 13 is mounted on the air intake part 12, and the air intake assembly 14 shown in FIG. 3 is assembled.

[0016] The air intake assembly 14 includes:
As shown in FIGS. 4 and 5, the flange 22 of the air intake component 12 faces the mounting seat plate 18 from above the hood panel 11, and the tip of the mounting projection 29 abuts on the seat surface of the mounting seat plate 18. And as shown in FIG.
The rib 27 is brought into contact with the mounting seat plate 18, and as shown in FIG.
A hook 28 is hooked into a hook hole 17a formed in the mounting plate and temporarily fixed, and a mounting screw 48 inserted through the through hole 19 of the mounting seat plate portion 18 is screwed into a screw hole 29a of the mounting projection 29 to thereby mount the hood panel. 11 is attached.

According to the air intake structure according to the first embodiment of the present invention, the hood panel 11 is processed only by punching and bending, and the conventional hood panel 1 shown in FIGS. In this case, a special drawing die is not required, so that the cost of the die can be reduced.
Since it is formed by molding on two sides, there is an advantage that the degree of freedom in design is large.

A plurality of ribs 27 are provided all around the flange 22 of the air intake part 12 to
Can be prevented from sticking when the air intake component 12 is pressed from above.
Further, in the work of attaching the air intake assembly 14 to the hood panel 11, since the hood panel 11 is opened and the work is performed, a locking claw 28 for temporary assembly is provided, and a locking hole provided in the reinforcement 17 of the hood panel 11 is provided. 1
The engaging claw 28 is hooked on the hook 7a to prevent the air intake assembly 14 from dropping off the hood panel 11, thereby improving the mounting workability.

FIG. 9 is an exploded perspective view of a main member of an air intake structure according to a second embodiment of the present invention, and FIG. 10 is a second embodiment of the present invention cut along the line DD in FIG. It is sectional drawing which shows the air intake structure which concerns on embodiment. In this case, the food panel 11 has a plurality of through holes 19 around the opening 11a. Air intake parts 12
At the boundary between the inclined plate portion 24 and the side plate portion 25, a mounting projection 29 is provided to project downward. The duct 13 integrally has a lower flange 38 and an upper flange 39 having a through hole 39a.

The upper flange 39 is brought into contact with the back surface of the inclined plate portion 24, and the assembling screw 4 inserted through the through hole 39a is formed.
6 into the inclined plate portion 24, and
The air intake assembly 14 is assembled by assembling the duct 13 with the air intake assembly 2. The air intake assembly 14 is provided on the side plate 2 of the air intake part 12.
5 is placed on the hood panel 11 in a state of contact with the hood panel 11, and the through hole 19 of the mounting seat plate portion 18 is provided.
The mounting screw 48 inserted into the hood panel 11 is screwed into the screw hole of the mounting projection 29 and mounted on the hood panel 11. Thus, the air intake component 1 is placed on the hood panel 11.
Also in the type in which the airbag 2 is mounted, it is easy to attach the air intake assembly 14 to the hood panel 11.

The present invention is not limited to the above embodiment, but can be variously modified and changed. For example, rib 27, locking claw 28, mounting protrusion 29
The number of locations where the locking portions 31 are provided can be arbitrarily changed.

[0022]

According to the present invention, an opening is formed in a portion of a hood panel on which an air intake component is mounted, the air intake component integrally has a resin-molded convex portion, and the opening has an air intake component. The effect of reducing the cost of the mold, reducing the number of man-hours required for mounting, and increasing the degree of freedom in design can be achieved by attaching the duct and the duct. In addition, by assembling the air intake assembly by combining the air intake component and the duct and mounting the air intake assembly in the opening of the hood panel, the installation becomes easy, and the number of steps required for the installation can be greatly reduced. In the connection part of the air intake part connected to the duct, by arranging a plurality of ribs at intervals in the circumferential direction, positioning at the time of assembly, stabilization of parting width and prevention of stickiness can be prevented, A locking claw is projected from the air intake part, and the locking claw is hooked into an engagement hole formed in the hood panel so that the air intake part can be temporarily fixed to the hood panel. Can be improved.

[Brief description of the drawings]

FIG. 1 is a perspective view showing the appearance of an automobile to which an air intake structure according to a first embodiment of the present invention is applied.

FIG. 2 is an exploded perspective view showing a related member of the air intake structure of FIG. 1 in an exploded manner.

FIG. 3 is a central longitudinal sectional view taken along line AA in a state where the air intake component and the duct of FIG. 2 are combined with each other.

FIG. 4 is a longitudinal sectional view taken along the line BB in a state where an air intake assembly in which the air intake part and the duct of FIG. 2 are combined with each other is attached to a hood panel.

FIG. 5 is a vertical sectional view taken along the line CC in a state where an air intake assembly in which the air intake part and the duct of FIG. 2 are combined with each other is attached to a hood panel.

FIG. 6 is a perspective view of the air intake component of the air intake structure according to the first embodiment of the present invention as viewed from the back surface side.

FIG. 7 is a first view of the present invention cut along the line GG in FIG. 6;
It is sectional drawing which shows the air intake structure which concerns on embodiment.

8 is a first view of the present invention cut along the line HH in FIG. 6;
It is sectional drawing which shows the air intake structure which concerns on embodiment.

FIG. 9 is an exploded perspective view showing related members of an air intake structure according to a second embodiment of the present invention.

FIG. 10 is a cross-sectional view showing the air intake structure according to the second embodiment of the present invention, cut along the line DD in FIG. 9;

FIG. 11 is an exploded perspective view showing related members of a conventional air intake structure.

FIG. 12 is a cross-sectional view showing a conventional air intake structure cut along a line EE in FIG. 11;

FIG. 13 is a cross-sectional view showing a conventional air intake structure cut along a line FF in FIG. 11;

FIG. 14 is an exploded perspective view showing a related member of another conventional air intake structure.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Automobile 11 Hood panel 11a Opening 12 Air intake part 13 Duct 14 Air intake assembly 17a Locking hole 18 Mounting seat plate 21 Convex part 22 Flange 24 Inclined plate part 25 Side plate part 26 Air intake 27 Rib 28 Locking claw 29 Mounting projection 31 Locking portion 32 Assembly protrusion 36 Inclined plate portion 37 Side plate portion 38 Flange 40 Locking plate portion 41, 42 Guide plate 44 Intercooler

Claims (4)

[Claims] An opening is formed in a portion of a hood panel on which an air intake component is mounted, the air intake component integrally has a resin-molded convex portion, and the opening has an air intake component and a duct. And an air intake structure for an intercooler. 2. The air intake structure for an intercooler according to claim 1, wherein an air intake assembly is assembled by combining the air intake component and a duct, and the air intake assembly is attached to an opening of the hood panel. . 3. The intercooler according to claim 1, wherein a plurality of ribs are arranged at intervals in a circumferential direction at a coupling portion of the air intake component coupled to the duct. Air intake structure. 4. The air intake component is provided with a locking claw protruding therefrom, and the locking claw is hooked on an engagement hole formed on the hood panel side to temporarily fix the air intake component to the hood panel. Claim 1 and Claim 2
4. An air intake structure for an intercooler according to claim 3.