JP2596751Y2 - Cowl side seal structure for automobiles - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cowl side seal structure for an automobile for preventing generation of abnormal noise caused by an air current running at a boundary between a cowl side and a windshield.

[0002]

2. Description of the Related Art Conventionally, as a sealing structure for a cowl side in this kind of automobile, for example, Japanese Utility Model Laid-Open No. 64-584 has been proposed.
No. 8 and Japanese Utility Model Laid-Open No. 1-59779 are known.

[0003] That is, in the former cowl side sealing structure, the cowl louver top end, a windshield molding provided at the edge of the front pillar, and a bent portion formed at the edge of the fender panel are formed. The space is closed by assembling the space. The fender panel is elastic, and the space is hermetically closed by being brought into close contact with the periphery of the space by the elastic force. Further, in the latter cowl side seal structure, a weather strip arranged along the front pillar and a cowl side seal extending to the back side of the fender panel are integrated by molding to form the space portion. It is closed.

[0004]

An invention is, however, in the cowl side seal Japanese Unexamined Utility Model Publication No. 64-5848, for lip-shaped cowl side seal, one end of which is engaged into the back of the bent portion of the fender panel cage, the bent portion e viewed from the outside, there is a problem that the appearance is poor. Also, when inserting the cowl side seal into the space,
There was a problem that the space portion was not closed because a gap was formed between the fender panel and the press-in too much.

The cowl side seal disclosed in Japanese Utility Model Laid-Open Publication No. 1-59779 has a problem that the production cost is high because the shape is complicated and must be molded by a metal mold. Therefore, the present invention has been made to solve the above problems, and its purpose is to improve the appearance without exposing the bent portion of the fender panel, to close and hold the space, and to extrude. An object of the present invention is to provide a cowl side seal structure for an automobile, which can be manufactured at a reduced cost.

[0006]

In order to achieve the above object, according to the present invention, a cowl louver top is provided along a lower edge of a windshield, and a cowl louver top is provided at a lower portion of the windshield, and a bent portion is provided at a tip portion. Te seal structure odor automobile cowl side with a fender panel having a hollow body having a middle <br/> empty section, is extruded into hollow body integral with respect to the bent portion of the fender panel, the Outside
A first seal portion that covers and seals, and is extruded and formed integrally with the first seal portion, with respect to the cowl louver top.
Cowl equipped with a second seal portion that elastically contacts and seals
The hollow body of the id seal is combined with the cowl louver top.
A space formed between the bent part of the fender panel
Into the fender panel so as to be in close contact with the inner surface of the fender panel.
And the first seal portion is attached to the fender panel.
The outer surface of the bent portion is brought into contact with a seal to seal the second seal.
Part is elastically contacted with the cowl louver top and sealed.
The outer surface of the urside seal is made almost vertical
The gist is that the gap is closed .

[0007]

In the cowl-side seal structure of the automobile configured as described above, the hollow body of the cowl-side seal is not affected by the shapes of the fender panel and the cowl louver top, and is formed on the inner surface of the fender panel.
Closely bent cowl louver top and fender panel
It is engaged in a space formed between the end portion . For this reason, the first seal part is outside the bent part of the fender panel.
Cover the outer surface and securely seal against this outer surface , and the second seal portion elastically contacts the upper surface of the cowl louver top.
And seal it securely . As a result, the gap between the first sealing portion and the fender panel and a second seal portion and the cowl louver top rather name, and the outer surface of the cowl side seal
Since the engagement can be made in a substantially vertical plane, the flow of air during traveling is smooth, and wind noise is eliminated. Also, the outer surface of the bent portion of the fender panel is covered with the first seal portion.
In no Rukoto is exposed to the outside, appearance is improved.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. As shown in FIGS. 1 and 2, a cowl louver top 2 attached to a vehicle body 3 is provided at a lower front portion of the windshield 1, and an upper edge of the cowl louver top 2 has a lower edge of the windshield 1 and a lower edge. It extends along the lower edge of the front pillar 4. The cowl louver top 2 includes a cowl louver top body 6 made of a relatively hard resin material such as polypropylene (PP with filler) and a styrene-based resin.
Ethylene-butadiene-styrene copolymer resin (SEB
S) and a protector 7 made of a relatively soft resin material such as S). A step portion 14 is formed at a lower portion of the cowl louver top main body 6 along a longitudinal direction thereof. The upper part of the protector 7 is in close contact with the lower front part of the windshield 1.

At the upper end of the fender panel 5, almost
A bent portion 8 bent vertically is formed, and a resilient cowl side seal 9 is provided in a space 15 between the tip of the bent portion 8 and the cowl louver top main body 6 against its elastic force. Have been entrenched. In other words, the space 15 is closed by the cowl side seal 9, so that the front pillar 4 is closed.
And the flow between the windshield 1 and the fender panel 5
The flow of air that flows is smooth and the aerodynamic characteristics of the vehicle body 3 are improved.
At the same time, generation of abnormal noise such as wind noise at this portion is prevented.

[0010] The cowl side seal 9 is formed by two-color extrusion molding, and the sponge and the hollow body 1 made of a hard material are formed.
And a first seal portion 12 and a second seal portion 13 made of a hard material. The hollow body 1 0 hollow portion 11 that extends along a cowl side seal 9 is formed. The side surface of the sponge portion 10 a of the hollow body 10 is closely contacted along the inner surface of the fender panel 5. The cowl side seal 9 is the hollow body 10 by being interfered bent along the fender panel 5, et flexibly assembled as to fender panel 5 and the cowl louver top body 6.

The first seal portion 12 is formed so as to protrude upward,
One side surface of the first seal portion 12 is an outer side surface 8 of the bent portion 8.
It is abutting to a. The second seal portion 13 is formed to protrude downward, and one side surface of the second seal portion 13 is formed by the cowl.
It is in elastic contact with the step portion 14 of the louver top main body 6 . That is, accurate positioning is performed when the cowl side seal 9 is engaged with the space 15 by the first seal portion 12 and the second seal portion 13. Also, cowl side sea
The outer surface of the screw 9 is formed in a substantially vertical plane as shown in FIG.
Have been. The outer surface 8a of the bent portion 8 is covered with the first seal portion 12 so as not to be exposed to the outside.

Next, the operation and effects of the cowl side seal 9 configured as described above will be described. Hollow body 10 of the cowl side seal 9 against its elastic force Kaururu
Between the top 2 and the bent portion of the fender panel 5
Once engaged into made the space portion 15, the cowl side seal 9 together with the first seal portion 12 is in contact over the outer surface 8a of the bent portion 8 of the fender panel 5, the second seal portion 13 is a step portion 14 of the cowl louver top body 6
It is positioned by being in elastic contact with. In this state, the hollow body 10 is pressed against the inner surface of the fender panel 5 .
That is, the hollow body 10 is fendered by the hollow portion 11.
By being interfered bent along the inner surface of the panel 5, the first seal portion 12 is closely without misalignment with respect to the bent portion 8, also positioned offset relative to the second seal portion 13 is also stepped portion 14 Be closely connected without. The space 15 has a substantially vertical outer surface of the cowl side seal 9.
Is blocked against the elastic force of the cowl, the air flow during running smoothly flows along the outer surface of the cowl side seal 9, so that the aerodynamic resistance of the vehicle body 3 is reduced and unpleasant wind noise and the like are generated. the abnormal noise can and child prevention.

Accordingly, the cowl side seal 9 of the present embodiment is
In the hollow body 10 to be in close contact with the inner surface of the fender panel 5, and to the outer surface 8a of the bent portion 8 of the fender panel 5, the first seal portion for sealing over the surface 12
And, elastic contact with respect to the stepped portion 14 of the cowl louver top body 6
And the second seal portion 13 to be sealed is extruded integrally to form the first and second seal portions 12 and 13 respectively.
The outer surface 8a and the step portion 14 are elastically contacted and sealed to form a hollow body.
10 is engaged closely with the inner surface of the fender panel 5
Thus, the space 15 was configured to be closed. Therefore, when assembling the cowl side seal 9, the hollow body 10 easily bends and interferes with the hollow part 11 to be closely engaged with the inner surface of the fender panel 5 , and the first seal part 1 is engaged.
The second and second seal portions 13 are securely connected to the bent portion 8 of the fender panel 5 and the step portion 14 of the cowl louver top main body 6.
Elastic contact with Ru is sealed.

Further, when the cowl side seal 9 is assembled, the first and second seal portions 12 and 13 can be used to determine the mounting position, so that the assembling operation can be performed easily and quickly.
Further, since the first and second seal portions 12 and 13 are formed of a hard material, their rigidity is increased, so that it is possible to prevent the cowl louver top 2 from being lifted up due to vibration or the like during traveling, and to maintain a stable state. Can be assembled. Further, since the outer surface 8a of the bent portion 8 of the fender panel 5 by the first sealing portion 12 is not exposed covered, it is possible to improve the external appearance of the motorcycle. In addition, since the cowl side seal 9 is extruded, the cowl side seal 9 can be simplified without having a complicated shape, and the manufacturing cost can be reduced as compared with the molding using a mold.

It should be noted that the present invention is not limited to the above-described embodiment, but may be, for example, the hollow body 10, the first seal portion 12, and the second seal portion 13 without departing from the spirit of the present invention.
Needless to say, the material may be arbitrarily changed in addition to the above materials.

[0016]

[Effect of the Invention] The cowl side seal structure of the vehicle of the present invention is based on the first seal portion of the cowl side seal.
I, covering the end portion and the outer surface of the bent portion of the fender panel
Without exposing me, it is possible to improve the appearance
Also, with the fender panel and cowl louver top
The intervening space can be closed by holding the hollow body, and the air flow during traveling becomes smooth and
It is possible to prevent generation of abnormal noise such as noise. further,
A cowl having a hollow body, a first seal portion, and a second seal portion
Since the side seals can be integrally formed by extrusion molding, an excellent effect that manufacturing costs can be reduced is exhibited.

[Brief description of the drawings]

FIG. 1 is a sectional view taken along the line AA in FIG.

FIG. 2 is a perspective view showing a state in which a cowl side seal is attached to an automobile.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... windshield, 2 ... cowl louver top, 5 ... fender panel, 8 ... bending part, 10 ... hollow body, 11 ... hollow part, 12 ... first seal part, 13 ... second seal part, 15
… Space

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int. Cl. ⁶ , DB name) B62D 25/00-25/08 B62D 25/14-25/22 B60R 13/06

Claims (1)

(57) [Scope of request for utility model registration] 1. A cowl louver top (2) disposed along a lower edge of a windshield (1), and a fender provided at a lower portion of the windshield (1) and having a bent portion (8) at a tip end. panel (5) in the sealing structure of the automobile cowl side that includes a hollow body having a middle empty section (11) and (10), hollow body (10) is extruded integrally with the fender panel (5) Cover the outer surface (8a) of the bent portion (8)
The first seal portion for sealing I (12), is extruded integral with said first sealing portion (12), said cowl louver top (2) relative to the second seal portion for sealing against the bullet (13) The cowl side seal (9) having:
The hollow body (10) is connected to the cowl louver top (2) and a fender panel.
The space (1) formed between the bent portion (8) and (5)
5) Close to the inner surface of the fender panel (5)
And the first seal portion (12) is
The outer surface (8) of the bent portion (8) of the fender panel (5)
a) to seal the second sealing portion (13)
To the cowl louver top (2) and seal
The outer surface of the cowl side seal (9) has a substantially vertical surface shape.
A cowl side seal structure in an automobile, wherein the space (15) is closed .