JPH0627498Y2 - Cowl top inner side end connection structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial application] The present invention relates to a joint structure of a cowl top inner side end portion, and more particularly to a joint structure of a cowl top inner portion and a cowl top side portion closing member.

[Prior Art] Generally, a car including a passenger car or the like, which has a box such as an engine room in the front part of the body, has a box in front of the hood F in front of the base of the front window FW of the body B as shown in FIG. , With cowl top outer 1. An opening 1a is formed in the cowl top outer 1 so that outside air can be introduced into the vehicle compartment through the opening 1a. Rainwater also enters the cowl top outer 1 through the opening 1a. Therefore, the entered rainwater is discharged from the side portion of the body B to the outside.

That is, as shown in FIGS. 3 and 4, the cowl top inner 13 is disposed below the cowl top outer 1, and the base of the front pillar outer 14 is provided on the lower surface of the side portion of the cowl top inner 13. Are welded by spot welding or the like. Further, between the side portion of the cowl top outer 1 and the base portion of the front pillar outer 14, a front side extension 1 as a cowl top side portion closing member is provided.
2 are provided. Furthermore, cowl top inner 13
The front pillar inners 5, 5 are welded by spot welding or the like to the inner side of the front pillar outer 14 on the lower surface of the.

Among these, the cowl top outer 1 and the front side extension 12 are the spot welding etc. when the flange portions 1b and 12a formed on the side portion of the cowl top outer 1 and the upper portion of the front side extension 12 overlap with the corresponding surfaces. The front pillar outer 14 and the front pillar inners 5, 5 are welded to the lower surface of the cowl top inner 13 by the flange welding 14a, 5a, 5a formed on the respective upper end portions by spot welding or the like. . The front fender 6 is arranged so as to cover the outside of the front side extension 12 and the front pillar outer 14.

In addition, the flange portion 13b is also provided at the tip of the side end portion 13a protruding from the front side extension 12 and the front pillar outer 14 of the cowl top inner 13.
Is formed so as to cover the front end of the flange portion 14a of the front pillar outer 14, and the front side extension 12 has the flange portion 12 formed at the lower portion thereof.
b is superposed on the side end portion 13a of the cowl top inner 13 and welded by spot welding or the like.

Further, in the overlapping portion 17 of the flange portion 12b and the side end portion 13a, a curved portion 16 which is curved upward is formed at a part of the flange portion 12b, and the curved portion 16 is formed.
Thus, a drain port 15 for discharging rainwater or the like on the cowl top inner 13 to the outside thereof (however, inside the front fender 6) is formed.

With such a configuration, rainwater that has entered through the opening 1a formed in the cowl top outer 1 drips onto the upper surface of the cowl top inner 13 as indicated by an arrow in FIGS. It flows laterally on the upper surface and is discharged from the drainage port 15.

[Problems to be Solved by the Invention] However, in the above-described conventional cowl top inner side end connection structure, the side end 13a of the cowl top inner 13 is formed.
The body shape is limited only by the protrusion amount (that is, only the length a), and the freedom in designing the body is restricted.

Moreover, since the overlapping portion 17 of the side end portion 13a of the cowl top inner 13 and the flange portion 12b of the front side extension 12 formed before and after the drainage port 15 is provided in a substantially horizontal direction, Overlap part 17
In addition, there is a problem in that the rainwater that has infiltrated easily accumulates and rust is easily generated on each member around the overlapping portion 17.

The present invention is intended to solve such a problem, and it is possible to increase the degree of freedom in the design of the body and prevent the generation of rust on the body member in the vicinity of the drainage gap. An object of the present invention is to provide a side end connecting structure of the cowl top inner.

[Means for Solving the Problems] Therefore, the cowl top inner side end coupling structure of the present invention includes a cowl top inner extending below the cowl top outer of an automobile body in the vehicle width direction, and the above-mentioned cowl top inner. A cowl top side closing member disposed in the vehicle height direction is provided at a side end between the cowl top outer and the cowl top inner, and between the cowl top inner and the cowl top side closing member. The cowl top inner is provided with a drainage outlet for discharging rainwater, and a flange portion is formed downward at a side end portion of the cowl top inner, and a lower end portion of the cowl top side portion closing member is formed on an outer surface of the flange portion. Is polymerized and fixed.

[Operation] In the above-described cowl top inner side end coupling structure of the present invention, the side end of the cowl top inner is formed with a flange portion downward, and the lower end of the cowl top side closing member is formed on the outer surface of the flange portion. Since the parts are polymerized and fixed, even if rainwater that has entered the cowl top inner enters the gap between the cowl top inner and the cowl top side closing member, the rainwater remains in this gap. Promptly discharged. Further, the side end portion of the cowl top inner does not project outward than the cowl top side closing member.

[Embodiment] Referring to the drawings, a cowl top inner side end connecting structure as an embodiment of the present invention will be described with reference to FIG.

As shown in FIG. 1, also in the coupling structure of the cowl top inner and the front pillar outer, the cowl top inner 3 is disposed below the cowl top outer 1 as in the conventional example. The base of the front pillar outer 4 is welded to the lower surface of the side portion of the cowl top inner 3. A front side extension 2 as a cowl top side portion closing member is arranged between the side portion of the cowl top outer 1 and the base portion of the front pillar outer 4. Further, front pillar inners 5 and 5 are welded to the inside of the front pillar outer 4 on the lower surface of the cowl top inner 3 (see part of FIG. 4).

Further, similarly to the conventional example, the cowl top outer 1 and the front side extension 2 are formed by forming the flange portions 1b and 2a formed on the side portion of the cowl top outer 1 and the upper portion of the front side extension 2 with the corresponding surfaces. The front pillar inners 5, 5 are welded to the lower surface of the cowl top inner 3 by spot welding or the like at the flange portions 5a, 5a formed at the respective upper end portions thereof. A front fender 6 is arranged so as to cover the outside of the front side extension 2 and the front pillar outer 4.

Further, in this coupling structure, the flange portion 3a is formed downward at the side end portion of the cowl top inner 3.
The outer surface of the upper end portion 4a of the front pillar outer 4 is welded to the inner surface of the flange portion 3a by spot welding or the like, and is joined to the cowl top inner 3. The inner surface of the lower end portion 2b of the front side extension 2 is superposed on the outer surface of the flange portion 3a of the cowl top inner 3 and welded by spot welding or the like.

Then, the overlapping portion 7 of the flange portion 3a and the lower end portion 2b
1, the lower end portion 2b of the front side extension 2 and the flange portion 3a of the cowl top inner 3 are separated from each other as shown by a chain line in FIG. 1 (the chain line portion has a different cross section from the solid line portion). 8 is formed, and the drainage port 15 is provided in the separated portion 8. The drainage port 15 allows drainage of rainwater or the like on the cowl top inner 3 to the outside thereof (however, inside the front fender 6).

The cowl top outer 1 is formed with an opening 1a as in the conventional example shown in FIG.

Since the connecting structure of the cowl top inner and the front pillar outer as one embodiment of the present invention is configured as described above, the opening 1 formed in the cowl top outer 1 is formed.
The rainwater entering from a drops on the upper surface of the cowl top inner 3 as shown by the arrow in FIG. 1, flows along the upper surface of the cowl top inner 3 to the side, and is discharged to the outside from the drain port 15. .

At this time, in the overlapping portion 7 of the cowl top inner 3 and the front side extension 2 formed before and after the drainage port 15, the flange portion 3a formed at the side end portion of the cowl top inner 3 is formed downward. Since the lower end portion 2b of the front side extension 2 is disposed along the flange portion 3a, rainwater that has entered the gap portion of the overlapping portion 7 where spot welding or the like does not occur is prevented from flowing into the flange portion of the cowl top inner 3. It is dripped to the outside promptly along the outer surface of 3a.

Therefore, rainwater does not collect in the overlapping portion 7, and the effect of preventing the rusting of the members around the overlapping portion 7 is obtained.

Further, since the flange portion 3a formed at the side end portion of the cowl top inner 3 is formed downward and does not project outward from the front side extension 12 and the front pillar outer 14, the body design is improved. This has the advantage of increasing the degree of freedom.

[Advantages of the Invention] As described in detail above, according to the cowl top inner side end coupling structure of the present invention, a flange portion is formed downward at the side end of the cowl top inner of the automobile body. The simple structure in which the lower end of the cowl top side closing member is polymerized and fixed to the outer surface of the flange has the advantage of increasing the degree of freedom in the design of the body, and the cowl top inner and cowl top side closing member. There is an effect that the generation of rust on each member at the periphery of the overlapping portion with is prevented.

[Brief description of drawings]

FIG. 1 is a cross-sectional view of relevant parts showing a cowl top inner side end coupling structure as an embodiment of the present invention (corresponding diagram with FIG. 3).
FIG. 2 is a schematic side view of an automobile having a conventional cowl top inner, FIGS. 3 and 4 show a conventional cowl top inner side end connecting structure, and FIG. Sectional view of main part (sectional view taken along the line III-III in FIG. 4), 4th
The figure is a perspective view of an essential part thereof (enlarged view of IV portion in FIG. 2). 1 ... Cowl top outer, 1a ... Opening, 1b ... Cowl top outer flange, 2 ... Front side extension as a cowl top side closing member, 2a ... Front side extension flange, 2b ... Front side extension lower end 3 ... Cowl top inner, 3a ... Cowl top inner flange,
4 ... Front pillar outer, 4a ... Upper end of front pillar outer, 5 ... Front pillar inner, 5a ... Flange part of front pillar inner, 6 ... Front fender,
7 ... Polymerization part, 8 ... Separation part, 15 ... Drainage port.

Claims (1)

[Scope of utility model registration request] Claims: 1. A cowl top inner extending in the vehicle width direction below a cowl top outer of an automobile body, and arranged in the vehicle height direction at a side end portion between the cowl top outer and the cowl top inner. The cowl top side closing member is provided, and a drainage port for discharging rainwater inside the cowl top inner is provided between the cowl top inner side member and the cowl top side closing member, and the side of the cowl top inner side is provided. A flange portion is formed downward at the end,
A cowl top inner side end connecting structure, wherein a lower end of the cowl top side closing member is superposed and fixed to an outer surface of the flange portion.