JP2007131061A - Vehicular air guide - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a vehicular air guide which is formed into a shape to easily shield hot blast from a lateral part of a vehicle by eliminating a bracket and directly fixes a bumper fascia to the vehicular air guide without reducing hand-touch stiffness. <P>SOLUTION: The vehicular air guides 2, 3 are mounted on radiator core support sides 1d, 1e of a radiator core support 1 in such a state to be projected to the forward side of a vehicle. A part of the vehicular air guides 2, 3 is configured of a truss structure 2a, and the bumper fascia 5 is fixed to the truss structure 2a. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a vehicle air guide.

2. Description of the Related Art Conventionally, a vehicle air guide technology that is mounted on a radiator core support side of a radiator core support so as to protrude toward the front of the vehicle has been publicly known (see Patent Document 1).
Such a vehicle air guide serves as a wind guide plate for smoothly guiding the vehicle traveling wind to the front side of the heat exchanger, and hot air on the engine side blows back from the side of the vehicle to the front of the heat exchanger. It plays a role as a windbreak plate to prevent this.
JP 2005-153612 A

  However, in the conventional invention, it is necessary to provide a bracket for fixing the bumper fascia in the vicinity of the vehicle air guide so as to protrude to the front side of the vehicle, and therefore, between the bracket and the vehicle air guide. It was difficult to completely block the hot air on the engine side due to a gap.

  Therefore, there has been a demand to reduce the size of the bracket or to omit it, but it has been difficult to realize in consideration of the hand rigidity of the bumper fascia during vehicle maintenance and inspection.

  The present invention has been made in order to solve the above-mentioned problems, and the object thereof is to omit a bracket for fixing the bumper fascia and easily cut off hot air from the side of the vehicle, An object of the present invention is to provide a vehicle air guide capable of fixing a bumper fascia to a vehicle air guide without reducing hand rigidity.

  According to a first aspect of the present invention, there is provided an air guide for a vehicle that is mounted in a state of projecting toward the front side of the vehicle on the radiator core support side of the radiator core support, wherein a part of the air guide for the vehicle is mounted. A truss structure is used, and a bumper fascia is fixed to the truss structure.

  In the first aspect of the present invention, there is provided a vehicle air guide that is mounted in a state of projecting toward the front side of the vehicle on the radiator core support side of the radiator core support, wherein a part of the air guide for the vehicle is mounted. Since it is composed of a truss structure and the bumper fascia is fixed to this truss structure, the bracket for fixing the bumper fascia can be omitted to easily block the hot air from the side of the vehicle and at the same time reduce the rigidity of the hand The bumper fascia can be fixed directly to the vehicle air guide without any problems.

  Embodiments of the present invention will be described below with reference to the drawings.

Example 1 will be described below.
1 is an overall exploded perspective view showing a vehicle front portion in which a vehicle air guide according to a first embodiment of the present invention is adopted, FIG. 2 is an overall perspective view thereof (a bumper fascia is indicated by a two-dot chain line), and FIG. FIG. 4 is a perspective view of a radiator core support according to the first embodiment, and FIG. 4 is a perspective view of a vehicle air guide according to the first embodiment.
5 is a perspective view of the vehicle air guide taken along the arrow A in FIG. 4, FIG. 6 is an enlarged view taken along the arrow B in FIG. 4, and FIG. 7 is an end view taken along the line S7-S7 in FIG.

First, the overall configuration will be described.
As shown in FIGS. 1 and 2, the vehicle front portion in which the vehicle air guide of the first embodiment is adopted includes a radiator core support 1, vehicle air guides 2 and 3, a bumper armature 4, and a bumper fascia 5. Is provided.

  As shown in FIG. 3, the radiator core support 1 includes a radiator core support upper 1a extending in the vehicle width direction, a radiator core support lower 1b parallel to the radiator core support upper 1a, and the radiator core support upper 1a and the radiator core. A hood lock stay 1c that connects the central portions of the support lower 1b, and radiator core support sides 1d and 1e that connect both ends of the radiator core support upper 1a and the radiator core support lower 1b are made of metal. . Note that the radiator core support 1 may be entirely resin-molded, or a part of the radiator core support 1 may be resin-molded.

The radiator core support upper 1a and the hood lock stay 1c are provided with hood lock plates 1f fixed by three bolts B1.
The left and right sides of the hood lock plate 1f are provided with plate-like bracket portions 1g, 1g protruding toward the vehicle front side, and each bracket portion 1g is formed with a fixing hole C1 penetrating in the vertical direction.
The radiator core support sides 1d and 1e are respectively provided with side member attachment portions 1h to which a rear surface of a bumper stay 6 to be described later is connected from the front side of the vehicle and to a side member not shown from the rear side of the vehicle. Yes.
In addition, the radiator core support sides 1d and 1e are provided with a vertically long and plate-like bracket portion 1i projecting toward the front side of the vehicle, and the bracket portions 1i are spaced apart in the vertical direction in the vehicle width direction. Penetrating fixing holes C2 and C3 are formed.

Since the vehicle air guides 2 and 3 are substantially symmetrical, the vehicle air guide 2 will be described in detail here.
As shown in FIG. 4, the entire vehicle air guide 2 is integrally formed of a resin made of an LDPE material (low density polyethylene), and a portion other than the truss structure 2a described later is a plate. It is formed in a shape. The material of the vehicle air guide 2 is not limited to the LDPE material.

An upper portion of the vehicle air guide 2 is constituted by a box-shaped truss structure 2a, and a lower portion thereof is formed with a recess 2b supported by the bumper armature 4.
As shown in FIG. 5, the inner wall 2c of the vehicle air guide 2 is formed so as to be inclined obliquely forward in the vehicle width direction at each portion, and the lower portion 2d is adapted to the shape of the peripheral member outside the figure. It has a three-dimensional shape that swells in the width direction.

As shown in FIGS. 6 and 7, the truss structure 2 a is configured by a mesh-like rib 2 g formed inside an inner wall 2 c of the vehicle air guide 2 and surrounded by three sides of the upper surface portion 2 e and the lower surface portion 2 f. Thereby, the rigidity in the vertical direction of the truss structure 2a is greatly improved. The rib 2g is formed in an inclined shape that becomes slightly narrower in the vehicle width direction in order to enable die cutting during injection molding, but this is not restrictive.
And the fixing hole D1 used as the fixing part with the bumper fascia 5 mentioned later is provided in the upper surface part 2e of the truss structure 2a.
In addition, the vehicle air guide 2 is provided with fixing holes D2 and D3 at positions corresponding to the fixing holes C2 and C3 of the radiator core support side 1d.

  The bumper armature 4 is made of metal and has a rectangular cross section and extends in the vehicle width direction. Metal bumpers 6 are attached to both ends thereof.

  The Pampa Facia 5 is made of a resin made of PP material (polypropylene), and a fixing hole E1 (see FIG. 1) is provided at the center of the Pampa facia 5 at a position corresponding to each fixing hole C1 of the bracket portion 1g of the hood lock plate 1f. The fixing holes E2 (see FIG. 1) are respectively provided at positions corresponding to the fixing holes D1 of the truss structure 2a of the vehicle air guides 2 and 3, respectively. The material of the pampa facia 5 is not limited to PP material.

  As shown in FIG. 2, the bumper armature 4 is connected to the side member mounting portion 1h of the corresponding radiator core support 1 by using a fixing means not shown in the figure. 1 is attached.

  Further, the vehicle air guides 2 and 3 are fixed by inserting fixing means such as clips (not shown) into the fixing holes D2 and D3 and the fixing holes C2 and C3 of the bracket part 1i, respectively, and the recess part 2b has a bumper. By being fixedly supported by the armature 4, the armature 4 is attached to the radiator core support 1.

The bumper fascia 5 is fixed by inserting a fixing means such as a clip (not shown) into the fixing hole C1 of the bracket portion 1f corresponding to each fixing hole E1, and also corresponding to each fixing hole E2. A fixing means such as a clip (not shown) is inserted into and fixed to the fixing holes D1 of the two or three truss structures 2a to be attached to the radiator core support side 1.
The fixing means for the bumper armature 4, the vehicle air guides 2 and 3, and the bumper fascia 5 to the radiator core support side 1 is not limited to the clip, and may be a general fixing means such as a bolt or a screw.

Accordingly, the vehicle air guides 2 and 3 according to the first embodiment are mounted on the radiator core support sides 1d and 1e of the radiator core support 1 in a state of projecting toward the vehicle front side.
Further, the bumper fascia 5 is fixed to the truss structure 2a of the vehicle air guides 2 and 3.

  Here, in the conventional invention, it is necessary to provide a bracket for fixing the bumper fascia close to the vehicle air guide so as to protrude to the front side of the vehicle. It was difficult to completely block the hot air on the engine side due to a gap.

  However, in the vehicle air guide according to the first embodiment, since the bracket for fixing the bumper fascia can be omitted, the shape of the vehicle air guides 2 and 3 does not need to be complicated, and the vehicle side Can be completely blocked, and the hot air on the engine side can be completely shut off.

  In addition, since the pampa fascia 5 is fixed to the truss structure 2a, it is possible to ensure good hand rigidity of the bumper fascia 2a.

Next, the effect will be described.
As described above, the air guides 2 and 3 for the vehicle according to the first embodiment are mounted on the radiator core support sides 1d and 1e of the radiator core support 1 so as to protrude toward the front side of the vehicle. Since the vehicle air guides 2 and 3 are partly constituted by the truss structure 2a and the bumper fascia 5 is fixed to the truss structure 2a, the bracket is omitted and the vehicle The bumper fascia 5 can be directly fixed to the air guides 2 and 3 for the vehicle without reducing the handle rigidity, while being able to form a shape that can easily block the hot air from the side.

Although the present embodiment has been described above, the present invention is not limited to the above-described embodiment, and design changes and the like within the scope not departing from the gist of the present invention are included in the present invention.
For example, the detailed shape of the vehicle air guides 2 and 3 can be set as appropriate. Similarly, the number of fixing parts and fixing points of the vehicle air guides 2 and 3 with the pampa facia 5 can be set as appropriate.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an overall exploded perspective view showing a vehicle front portion in which a vehicle air guide of Example 1 of the present invention is employed. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an overall perspective view showing a front portion of a vehicle in which a vehicle air guide according to a first embodiment of the present invention is employed (a bumper fascia is shown by a two-dot chain line). It is a perspective view which shows the radiator core support of the present Example 1. FIG. 1 is a perspective view of a vehicle air guide according to a first embodiment. It is a perspective view of the air guide for vehicles by arrow A of Drawing 4. It is an enlarged view by the arrow B of FIG. It is sectional drawing in the S7-S7 line | wire of FIG.

Explanation of symbols

B1 Bolts C1, C2, C3, D1, D2, D3, E1, E2 Fixing hole 1 Radiator core support 1a Radiator core support upper 1b Radiator core support lower 1c Hood lock stay 1d, 1e Radiator core support side 1f Hood lock plate 1g, 1i Bracket portion 1h Side member mounting portion 2, 3 Vehicle air guide 2a Truss structure 2b Depression portion 2c Inner wall 2d Lower portion 2e Upper surface portion 2f Lower surface portion 2g Rib 4 Bumper armature 5 Bumper facia 6

Claims (1)

A vehicle air guide mounted on a radiator core support side of the radiator core support in a state of projecting toward the front side of the vehicle,
A part of the vehicle air guide is constituted by a truss structure body, and a bumper fascia is fixed to the truss structure body.