JPH086627Y2 - Mounting structure of bumper mounting parts on automobile body - Google Patents

Description

[Detailed Description of the Invention] A. Purpose of the Invention (1) Field of Industrial Use The present invention relates to a mounting structure of a bumper mounting part in an automobile body, and particularly rainwater that enters through a gap between an outer panel of the vehicle body and the bumper. It is possible to effectively prevent rust from occurring around the bumper mounting part of the vehicle due to
The present invention relates to a mounting structure for bumper mounting parts.

(2) Conventional Technology Conventionally, the outer panel and the inner panel of the vehicle body are joined together by joining the joining flanges, and a bumper attaching part, for example, a rear bumper attaching corner slider is attached to the joining portion. The structure shown in FIG. 5 is adopted. In this mounting structure, the joint flanges 01 and 02 formed at the respective edge portions of the inner panel Pi ′ and the outer panel Po ′ that form the vehicle body are superposed on each other and joined by welding or the like, and an opening is formed in the joint portion. Mounting holes
Attach the corner slider 06 to 03 with a clip 04 so that it can slide back and forth, and attach the rear bumper to the outer edge of the corner slider 06.
Br 'is fixed.

(3) Problems to be Solved by the Invention However, in the above-described conventional structure, since the joint flange of the vehicle body is exposed to the outside, water such as rainwater and washing water is
A mounting hole that passes through the gap between the outer panel Po 'and the rear bumper
It reaches the vicinity of 03 and then penetrates through the gap between the mounting hole 03 and the clip 04 between the mating surfaces of the joint flanges 01 and 02, and the joint flanges 01 and 02 themselves and the inner panel P.
There is a risk that rust may be generated in the parts of the i ′ and the outer panel Po ′ that are connected to the joint flanges 01, 02.

The present invention was made in consideration of the actual situation,
(EN) Provided is a structure for mounting a bumper-mounting component on a vehicle body with a simple structure, which prevents rainwater or the like from entering between the mating surfaces of the inner panel and the outer panel even if rainwater or the like is attached to the mounting portion of the bumper-mounting component. That is the purpose.

B. Configuration of the Invention (1) Means for Solving the Problems In order to achieve the above-mentioned object, the present invention provides an inner panel and an outer panel which face each other in an internal space so as to constitute a vehicle body of an automobile. The joint flanges are integrally bent, the joint flanges are joined together, and the inner and outer joint ends of the joint portion are sealed with a dust sealer. Further, the joint flange of the outer panel is located outside the joint flange of the inner panel. The first feature is that a single-plate extended portion is formed by extending to the rear portion, and a bumper attachment component is attached to the attachment hole opened in the extension portion with a fixture, and the component is further fixed to the rear bumper. The second feature is that it is a corner slider for mounting a rear bumper.

(2) Operation According to the above configuration, the joint flange of the outer panel that forms the vehicle body is extended outward than the joint flange of the inner panel that also forms the vehicle body to form a single-plate extension portion. Since the bumper mounting part is attached to the mounting hole opened in the plate extension part through the mounting tool, rainwater that has propagated through the gap between the outer panel and the bumper to the mounting part,
Even if water such as cleaning water gets on or stays,
There is no risk that it will penetrate between the mating surfaces of the joint flanges of the outer panel and the inner panel, and this will effectively prevent rusting of the joint flange portions of those panels and their adjacent portions.

Further, when forming the above-mentioned one-piece plate extension part, since the joint flange of the outer panel, which is the outer panel of the vehicle body, is extended longer than that of the inner panel, there is a step difference between both joint flanges due to the extension. There is no fear that the joint end of the vehicle will be exposed to the outer surface of the vehicle body, and therefore the appearance is good, and furthermore, the dust sealer that seals the stepped joint end is hidden by the single plate extension portion. Since the dust sealer is not exposed on the outer surface side, damage or peeling due to collision of the dust sealer with another object can be effectively avoided.

(3) Embodiment An embodiment of the present invention will be described below with reference to FIGS.

FIG. 1 is a rear side view of an automobile having a component mounting structure of the present invention, FIG. 2 is an enlarged partial cross-sectional view taken along the line II-II of FIG. 1, and FIG. 3 is a line III-III of FIG. FIG. 4 is a partial sectional view taken along the line, and FIG. 4 is an exploded perspective view of the component mounting structure. In these drawings, an inner panel Pi and an outer panel Po that form a vehicle body B of an automobile face each other with an internal space S, and end portions of the panels Pi and Po are bent in directions toward each other. Joint flanges 1, which are integrally formed at their ends,
2 are polymerized and welded together. Dust sealers 11 and 12 are adhered to the inner and outer ends of the overlap welding portion of the joint flange 1 of the inner panel Pi and the joint flange 2 of the outer panel Po, respectively, to seal the outer end in a watertight manner. Outer panel
Joining flange 2 of Po is extended longer than the joining flange 1 of the inner panel Pi, the pair of mounting holes 3 are bored at intervals in the vertical on a single plate extensions 2 ₁ thereof, their mounting holes An elastic clip 4 made of rubber, synthetic resin material or the like is fitted to each of the parts 3, and the elastic clip 4 is fixed to the mounting hole 3 by a tap screw 5. Elastic clip 4
Upper and lower fitting grooves 4 ₁ and 4 ₂ are formed on the upper and lower surfaces of the corner slider 6, and a cross section of the corner slider 6 for mounting the rear bumper Br is formed on the upper and lower fitting grooves 4 ₁ and 4 _2. A pair of U-shaped mounting legs (6 ₁ , 6 ₂₎ are elastically fitted so as to be movable back and forth.
At the bent outer end of the corner slider 6, several mounting screw holes 7 are provided.
・ ・ Drilled.

Rear bumper Br made of synthetic resin that can be attached to the rear surface of the vehicle body
Are left and right side parts that wrap around the rear side of the vehicle body at both ends.
8 and 8 are formed in a channel shape in a plan view, and a plurality of mounting screw holes 9 ... Corresponding to the mounting screw holes 7 ...

Then left rear bumper Br, when instructions for attaching the right side portions 8 on the vehicle body B, and a single plate extensions 2 ₁ of the outer panel Po, a pair of resilient clip 4,4 with a tap screw 5,5 The pair of leg portions 6 ₁ , 6 ₂ of the corner slider 6 are elastically fitted in the upper and lower fitting grooves 4 ₁ , 4 ₂ of each elastic clip 4 so as to be slidable back and forth. The front end edges of the side portions 8 of the rear bumper Br face the left and right front end edges of the corner slider 6, and the mounting screws 10 are attached to the plurality of mounting screw holes 7 ...
The side portion 8 of the rear bumper Br is fixed to the corner slider 6 by screwing.

A single plate extensions 2 ₁ of the outer panel Po of the vehicle body B left the above, left rear bumper Br, right side portions 8 is mounted movably adjusted back and forth along with the corner slider 6,6.
Even if water such as rainwater or cleaning water adheres to and accumulates at the mounting portion between the outer panel Po and the corner slider 6, this water is prevented from entering between the mating surfaces of the outer panel Po and the inner panel Pi. It does not generate rust there.

The per To form the single plate extensions 2 _1, particularly to a joint flange 2 of the outer panel Po of the vehicle body shell so as to extend longer than that of the inner panel Pi, both due to its extension There is no risk that the step-like joint end formed between the joint flanges 1 and 2 is exposed to the outer surface of the vehicle body, and therefore the appearance is good, and the dust sealer 12 that seals the step-like joint end has the above-mentioned structure. single since hidden by the plate extension 2 ₁ not bare on the vehicle body outer surface, the Dasutoshira 12 can be effectively prevented from being damaged or peeled off due to the like abutment with the other thereof.

In the above embodiments, the structure of the present invention is described in which the corner slider for mounting the rear bumper is mounted on the vehicle body. However, the structure of the present invention is applied to the mounting structure of other bumper mounting components to the vehicle body. Good. The fixture for mounting the corner slider 6 to the single plate extensions 2 ₁ Other resilient clip 4 may be of any type.

C. Effects of the Invention According to the present invention, as is clear from the above embodiment,
Joint flanges are integrally bent and formed on the ends of the inner panel and the outer panel that face each other in an internal space to form a car body of the automobile, and the joint flanges are joined together, and the inner and outer joints of the joints are joined together. The end is sealed with a dust sealer, and the joint flange of the outer panel is extended further outward than the joint flange of the inner panel to form a single-plate extension, and the bumper is attached to the mounting hole opened in this single-plate extension. Since the parts are attached via the attachments, even if water such as rainwater or cleaning water that has propagated through the gap between the outer panel and the bumper adheres to and stays at the attachment part, There is no risk of infiltration between the mating surfaces of the joint flanges of the outer panel and inner panel, and therefore it is effective to prevent rust from forming on the joint flanges of those panels and their adjacent parts. It is possible to prevent manner.

Further, in forming the single plate extension, the joint flange of the outer panel, which is the outer panel of the vehicle body, is made to extend longer than that of the inner panel, so that the extension occurs between both joint flanges. There is no fear that the stepped joint end is exposed to the outer surface of the vehicle body, and therefore the appearance is good, and the dust sealer that seals the stepped joint end is not exposed to the outer surface side of the vehicle body. It is possible to effectively prevent the dust sealer from being damaged or peeled off due to collision with another object.

[Brief description of drawings]

FIG. 1 is a rear side view of an automobile having a component mounting structure of the present invention, FIG. 2 is an enlarged cross sectional view taken along line II-II of FIG. 1, and FIG. 3 is a cross section taken along line III-III of FIG. FIGS. 4 and 5 are exploded perspective views of the component mounting structure of the present invention, and FIG. 5 is a cross-sectional view of the conventional component mounting structure similar to FIG. B ... Body, Pi ... Inner panel, Po ... Outer panel, 1,2
… Joining flange, 2 ₁ … Single plate extension, 3… Mounting hole, 4…
Elastic clips as attachments, 6 ... Corner sliders as bumper attachment parts, 11, 12 ... Dust sealers

Claims (2)

[Scope of utility model registration request] 1. Joint flanges (1, 2) are provided at the ends of an inner panel (Pi) and an outer panel (Po) facing each other in an internal space (S) so as to form a vehicle body (B) of an automobile. It is integrally bent and formed, the joint flanges (1, 2) are joined together, and the inner and outer joint ends of the joint are sealed with a dust sealer (11, 12), and the outer panel (P
o) joining flange (2) extend to the outside than the joining flange (1) of the inner panel (Pi) form a single plate extensions (2 _1), to the extension (2 ₁₎ A mounting structure for a bumper mounting component in an automobile body, characterized in that a bumper mounting component (6) is mounted to the opened mounting hole (3) using a mounting tool (4). 2. The mounting structure for a bumper mounting component in an automobile body according to claim 1, wherein the component is a rear bumper mounting corner slider (6) fixed to a rear bumper (Br).