JP2581109Y2 - Car body structure - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a vehicle body in which an outer panel and an inner panel are joined to each other to improve the tension and rigidity of a body panel, thereby preventing deformation due to external force and improving assembly accuracy. Regarding the structure.

[0002]

2. Description of the Related Art Generally, a vehicle body panel of an automobile has a structure in which an outer panel and an inner panel are disposed in the middle, and edges of both panels are joined. In such a body panel, for example, the quarter panel of a van-type car has a large outer panel area, and thus the outer panel may have insufficient tensile rigidity against external force,
A reinforcement structure for preventing this is generally adopted. Conventionally, as such a quarter panel reinforcement structure, for example, there is a structure shown in FIGS. This is because when the opening 31a is formed in the inner panel 31 of the quarter panel 30 by pressing, the reinforcing portion 32 is attached to the outer panel 3.
3 and swells on the side of the outer panel 33.
Is fixed to the inner surface with a mastic adhesive 34.
Reference numeral 35 denotes a floor side rail.
5 a is joined to the lower edge 33 a of the outer panel 33, and the upper edge 35 b is joined to the lower edge 31 b of the inner panel 31. The left and right edges 36a of the floor panel 36 are joined to the floor side rail 35.
As another reinforcing structure, Japanese Utility Model Laid-Open No. 63-81778 discloses
A proposal has been made in which a spring hose made of spring steel is provided over the opening of the inner panel, and the bent portion of the rein hose is pressed against the inner surface of the outer panel.

[0003]

However, in each of the above-described conventional vehicle body structures, a portion facing the opening 31a of the outer panel 33 is provided with mastic or the like, so that the tensile rigidity can be improved. Since the floor side rails 35 are located on the lower part, mastic cannot be set due to its structure. As a result, there is a problem that the lower panel a of the outer panel 33 has a low tensile rigidity and is easily deformed by an external force. Further, since the rigidity of the lower end portion a of the outer panel 33 is low, the quarter panel 30
In addition, there is a problem that it is difficult to obtain an assembling accuracy when assembling to the floor side rail 35.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned conventional problems. A vehicle body structure of an automobile which can improve the rigidity at the lower end portion of an outer panel to prevent deformation due to external force and improve assembly accuracy. It is intended to provide.

[0005]

SUMMARY OF THE INVENTION Accordingly, the present invention provides a vehicle body structure for an automobile in which at least upper edges of an outer panel and an inner panel are joined to each other and an opening is formed in the inner panel. The upper end of the rein hose is fixed to the inner surface of the opening edge of the inner panel, the lower end is fixed to the inner surface of the lower edge of the outer panel, and the lower end faces the lower portion of the inner surface of the outer panel of the rein hose. At least two bulging portions are formed by bending, and the bulging portions are brought into contact with the inner surface of the outer panel.

Here, when the above-described reinforcing portion is formed on the inner panel, the reinforcing portion forms a part of the rein hose of the present invention.

[0007]

According to the vehicle body structure of the present invention, a rein hose is arranged between the outer panel and the inner panel, and both ends of the rein hose are fixed to the respective panels. Is bent, and the bulging portion is brought into contact with the inner surface of the lower portion of the outer panel. This makes it possible to improve the rigidity of the lower portion of the outer panel, which is difficult with the conventional structure. As a result, deformation due to external force can be prevented, and the mounting accuracy at the time of assembly can be improved.

[0008]

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 to 3 are views for explaining a vehicle body structure according to a first embodiment of the present invention. In this embodiment,
An example in which the invention is applied to a quarter panel of a van-type vehicle will be described. In the figure, 1 is a van type car,
This is achieved by forming front door openings 2a on both sides of the front of the vehicle body 2 and sliding door openings 2 at substantially the center of the left side.
b, and a back door opening 2 c is formed at the rear end of the vehicle body 2. A quarter panel 3 is disposed on the right side of the vehicle body 2. The upper edge of the quarter panel 3 is joined to the roof panel 2 d and the lower edge is joined to the floor side rail 4. A side edge 5a of a floor panel 5 is joined to the floor side rail 4.

The quarter panel 3 comprises an outer panel 6 and an inner panel 7, and a lower edge 6a of the outer panel 6 is joined to a lower edge 4a of the floor side rail 4, and a lower edge of the inner panel 7 is provided. The portion 7a is joined to the upper edge 4b of the floor side rail 4. Also,
A window opening 8 is formed in the upper part of both panels 6 and 7, and the peripheral edges of the opening 8 are joined to each other.

An opening 9 functioning as a work hole or a lightening hole is formed below the window opening 8 of the inner panel 7, and a reinforcing portion 10 having a hat-shaped cross section is integrally formed with the opening 9. ing. The reinforcing portion 10 is formed by drawing a part of the panel when the opening 9 is formed by press molding, and is formed by one lateral wall extending so as to bridge the left and right edges of the opening 9. Portion 10a and two vertical wall portions 10 extending from the horizontal wall portion 10a to the upper edge of the opening 9.
b. The lateral wall portion 10a swells toward the outer panel 6 and is in contact with the inner surface thereof, and is fixedly adhered with a mastic adhesive 11.

[0013] A pair of lower rein hoses 14 are provided in the lower part of the quarter panel 3. Each lower rein hose 14 is provided with a vertical wall portion 10b of the reinforcing portion 10.
The upper end portion 14a is joined to the vertical wall portion 10b of the reinforcing portion 10. The lower end 14b of each of the lower rein hoses 14 is located between the lower edge 6a of the outer panel 6 and the lower edge 4a of the floor side rail 4, and is integrally joined thereto.

Each of the lower rein hoses 14 is formed by bending a band plate into a hat shape in cross section.
At a substantially central portion in the longitudinal direction, a bulging portion 14c is formed by bending toward the outer panel 6 side. The outer surface of the bulging portion 14c is in contact with the inner surface of the lower end of the outer panel 6, and
Further, it is bonded and fixed to the outer panel 6 with a mastic adhesive 11. Thereby, the lower part of the outer panel 6 is reinforced by a rein hose composed of the reinforcing part 10 of the inner panel 7 and the lower rein hose 14.

Next, the operation and effect of this embodiment will be described. To assemble the quarter panel 3 of the present embodiment, the upper edges of the outer panel 6 and the inner panel 7 and the peripheral edge of the window opening 8 are joined by spot welding, and the upper end 14a of the lower rein hose 14 is connected to the inner panel 7 by the spot welding. Reinforcing part 10
To the lower end 1
4b is brought into contact with the lower edge 6a of the outer panel 6. Next, the lateral wall portion 10a of the reinforcing portion 10 and the bulging portion 14c of the rein hose 14 are fixed to the outer panel 6 with the mastic adhesive 11. The quarter panel 3 assembled in this manner is arranged on the side of the vehicle body 2 and the floor panel 5
The lower edge 4a of the floor side rail 4 joined with the lower panel 6 and the lower edge 6a of the outer panel 6 and the lower edge 14b of the lower rein hose 14 are spot welded together and the upper edge 4b of the floor side rail 4 is joined. Then, the lower edge 7a of the inner panel 7 is spot-welded and assembled.

As described above, according to the present embodiment, the lower rein hose 14 is disposed below the quarter panel 3, and the upper end 14a of the lower rein hose 14 is joined to the reinforcing portion 10 of the inner panel 7, and the lower end 14b is connected to the outer panel. 6 and the floor side rail 4, and the bulging portion 14 c of the lower rein hose 14 is fixed to the lower end of the outer panel 6, so that the lower portion of the outer panel 6 is composed of the reinforcing portion 10 and the lower rein hose 14. Can be reinforced with a rein hose,
The tension rigidity of the lower portion of the outer panel 6, which is difficult with the conventional structure, can be improved. As a result, deformation due to external force can be prevented, and dimensional accuracy at the time of the above-described assembly can be improved.

In the above embodiment, the case where the reinforcing portion 10 is formed integrally with the inner panel 7 and is formed as a part of the rein hose is described as an example. However, the reinforce of the present invention is not limited to this. . FIG. 4 is a diagram illustrating a vehicle body structure according to a second embodiment of the present invention.
In the figure, the same reference numerals as those in FIG. 2 indicate the same or corresponding parts.

This embodiment is an example in which only the opening 9 is formed in the inner panel 7, and an integrated rein hose 15 made of a separate component in which the above-described reinforcing portion and lower reinforce are integrated.
And the upper end portion 15a of the upper end portion 9a of the opening window 9 is used.
And the lower end 15b is joined to the lower edge 6a of the outer panel 6. Then, a first bulging portion 15c and a second bulging portion 15d are formed in a portion facing the opening 9 of the rein hose 15 and a lower portion of the outer panel 6 in an uneven shape, and the bulging portions 15c and 15d are formed. The outer panel 6 is formed by bonding with a mastic adhesive 11.

Also in this example, the lower portion of the outer panel 6 is connected to the first and second bulging portions 15c and 15c of the rein hose 15.
5d, the rigidity of the lower portion of the outer panel 6 can be improved, and the same effect as in the above embodiment can be obtained.

Further, in the above embodiment, the quarter panel of a van-type vehicle has been described as an example. However, the scope of the present invention is not limited to this, but can be applied to other body panels. Furthermore, in the above embodiment, the bulge of the rein hose is fixed to the outer panel with a mastic adhesive, but the bulge may be simply brought into contact.

[0019]

As described above, according to the vehicle body structure of the present invention, the rein hose is arranged between the outer panel and the inner panel, and both ends of the rein hose are fixed to the inner panel and the outer panel. In addition, since the bulges are formed at two locations facing the lower part of the outer panel of the rein hose, and the bulges are brought into contact with the outer panel, the rigidity of the lower part of the vehicle body panel, which was difficult with the conventional structure, is improved. Thus, there is an effect that deformation due to external force can be prevented and assembling accuracy can be improved.

[Brief description of the drawings]

FIG. 1 is a perspective view illustrating a vehicle body structure according to a first embodiment of the present invention;

FIG. 2 shows the quarter panel of the first embodiment shown in FIG.
FIG. 2 is a sectional view taken along line II-II.

FIG. 3 is a perspective view of a van-type vehicle employing the structure of the first embodiment.

FIG. 4 is a sectional view showing a vehicle body structure according to a second embodiment of the present invention.

FIG. 5 is a perspective view showing a conventional vehicle body structure.

FIG. 6 is a sectional view taken along the line VI-VI of FIG. 5, showing a conventional vehicle body structure.

[Explanation of symbols]

 Reference Signs List 1 automobile 2 body 3 quarter panel (body panel) 6 outer panel 6a lower edge 7 inner panel 9 opening 14, 15 rein hose 14a, 15a upper end 14b, 15b lower end 14c, 15c, 15d bulging portion

──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. ⁶ , DB name) B62D 25/02

Claims (1)

(57) [Scope of request for utility model registration] 1. A vehicle body structure in which at least upper edges of an outer panel and an inner panel are joined to each other and an opening is formed in the inner panel, wherein a rein hose is disposed between the two panels. While fixing the upper end of the inner panel to the inner surface of the opening edge of the inner panel,
A lower end portion is fixed to a lower edge inner surface of the outer panel, and a bulging portion is formed by bending at least two portions of the rein hose facing a lower portion of the inner surface of the outer panel, and the bulging portion is brought into contact with the inner surface of the outer panel. An automobile body structure characterized by the following.