JPH07309251A - Rear car body structure of automobile - Google Patents

Abstract

PURPOSE:To reduce the number of part items by providing an inner panel and a quarter trim sequentially inside of an outer panel and protruding a projection as a reinforced part of the quarter trim in an opening of the inner panel to from them integrally as a pocket. CONSTITUTION:In a rear car body structure of an automobile such as a station wagon, a pocket 15 is formed in a quarter trim 2 of a seat cushion 1. In this case, an inner panel 4 and the quarter trim 2 are provided sequentially inside of an outer panel 3. A projection 5 in U shape which protrudes toward the outside more than the inner panel 4 is formed integrally in the quarter trim 2. On the other hand, a hole 4a as an opening is formed at a section where the projection 5 protrudes on the inner panel 4. Also, a trailing portion 6 is provided below the projection 5, and a projection 7 is provided on a horizontal bottom 5a of the projection 5. Furthermore, the projection 7 is pressed on a side end of a cushion 1 and an innermost part 5b of the projection 5 is pressed on the outer panel 3 for reinforcement.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rear vehicle body structure of an automobile in which an outer panel is reinforced and supported by a reinforcing member from the inside of the outer panel.

[0002]

2. Description of the Related Art As shown in FIG. 4 (a), in a rear body structure near a rear door of an automobile such as a wagon or a two-door type sedan, as shown in FIG. An inner panel 52 is provided inside. Further, inside the inner panel 52, a trim 53, which is an inner lining, is attached to the inner panel 52 with an attachment tool such as a clip (not shown). The trim 53 is generally made of a resin molded product, and the trim 5
3 is provided with, for example, a pocket or an ashtray.

A conventional structure for supporting the outer panel 51 so as to prevent it from being easily dented and strengthening its rigidity is, for example, Japanese Utility Model Laid-Open No. 59-78175.
There is one disclosed in the publication. In the rear body structure of the automobile disclosed in this publication, as shown in FIG. 5, a substantially U-shaped reinforcing member 63 is provided between an outer panel 61 and an inner panel 62, and this reinforcing member 63 is used for the outer panel 6
The outer panel 61 is reinforced and supported by being brought into contact with the outer panel 61.

[0004]

However, in the above-mentioned conventional vehicle body structure for the rear part of the automobile, since the reinforcing member 63 is constituted by a separate member, the number of parts increases and the number of man-hours cannot be reduced. have. In addition, recently, for example, when storing a cassette tape or the like, it is desired to form a large pocket, but if the reinforcing member 63 is formed as a separate member, the capacity of the pocket cannot be sufficiently increased. ing.

The present invention has been made in view of the above conventional problems, and an object thereof is to secure a sufficient pocket capacity, reduce the number of parts, and reduce the man-hours. To provide a body structure.

[0006]

According to a first aspect of the present invention, there is provided a rear vehicle body structure for an automobile according to claim 1, wherein the outer panel is reinforced and supported by a reinforcing member from the inside of the outer panel. An inner panel and a trim are sequentially provided on the inner side of the outer panel, while an opening is formed in the inner panel, and a protrusion protruding outward through the opening of the inner panel is integrally formed as a pocket in the trim. It is characterized in that the reinforcing member is composed of a protruding portion.

In order to solve the above-mentioned problems, the rear vehicle body structure of an automobile according to a second aspect of the present invention is the rear vehicle body structure of an automobile according to the first aspect, wherein an elastic member is provided between the protrusion and the outer panel. It is characterized by being sandwiched.

In order to solve the above-mentioned problems, the rear vehicle body structure of an automobile according to a third aspect of the present invention is the rear vehicle body structure of an automobile according to the first aspect, wherein the projecting portion is provided with a reinforcing rib. It is characterized by that.

In order to solve the above-mentioned problems, the vehicle body structure for a rear part of an automobile according to a fourth aspect of the present invention is the vehicle body structure for a rear part of an automobile according to claim 3, wherein the lower side of the protrusion of the trim is a rear seat. It is characterized in that it is pressed outward at the side end.

[0010]

According to the structure of the first aspect, the inner panel and the trim are sequentially provided on the inner side of the outer panel, while an opening is formed in the inner panel, and the trim protrudes outward through the opening of the inner panel. The protruding portion is integrally formed as a pocket. Then, the protruding portion plays a role as a reinforcing member that reinforces and supports the outer panel from the inside.

Therefore, in the prior art, the reinforcing member for reinforcing and supporting from the inner side of the outer panel was attached to the inner panel and constituted by another member, but in the present invention, it is integrally formed by trimming. As a result,
It is possible to reduce the number of automobile parts and man-hours.

Further, in the present invention, since the reinforcing member which is a separate member does not intervene, the protrusion of the trim to the outer panel can be increased. Therefore, when the protrusion is used as a pocket, the capacity of the pocket can be sufficiently secured.

As described above, according to the present invention, it is possible to reduce the number of parts and the number of man-hours while sufficiently securing the capacity of the pocket.

Further, according to the second aspect of the invention, since the elastic member is sandwiched between the protruding portion and the outer panel, the outer panel is reinforced and supported by the protruding portion via the elastic member. Therefore, by interposing the elastic member, it is possible to suppress the generation of microvibration of the outer panel between the protruding portion and the outer panel to improve the vibration performance, and to prevent the generation of noise such as muffled sound due to the microvibration. It becomes possible.

According to the third aspect of the invention, since the reinforcing rib is provided on the protruding portion, the strength of the trim is insufficient even if the reinforcing member is formed of a trim made of a resin molded product, for example. There is no such thing. Therefore, the outer panel can be reliably reinforced and supported.

According to the structure of claim 4, the outer panel is reinforced and supported through the trim by utilizing the pressing force of the rear seat. Therefore, the outer panel can be more surely reinforced and supported.

[0017]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The following will describe one embodiment of the present invention with reference to FIGS. In this embodiment, for example, the rear body structure of an automobile such as a wagon or a two-door type sedan and a truck is targeted.

As shown in FIG. 2, the rear body structure of the automobile in this embodiment uses the quarter trim 2 as a side trim on the seat cushion 1 of the rear seat, which is indicated by a chain double-dashed line, to form a large pocket 15. It consists of what has been formed.

That is, in the above-mentioned rear vehicle body structure, as shown in FIG. 1, an inner panel 4 and a quarter trim 2 are sequentially provided inside an outer panel 3. The quarter trim 2 is formed of a synthetic resin molded product, and the quarter trim 2 is integrally formed with a substantially U-shaped projecting portion 5 projecting outward from the inner panel 4. Therefore, the hole 4a as an opening is formed in the portion of the inner panel 4 where the projecting portion 5 projects.

The quarter trim 2 has a hanging portion 6 below the projecting portion 5, while a horizontal bottom portion 5a of the projecting portion 5 is provided.
On the inside of the vehicle body, a protrusion 7 that protrudes into the vehicle body is provided along the horizontal direction and the front-rear direction of the vehicle. Further, the seat cushion 1 is installed such that the side end portion thereof is pressed against the projection 7, and thus,
The innermost portion 5b of the protruding portion 5 in the quarter trim 2 presses the outer panel 3 to reinforce and support the outer panel 3.

The seat cushion 1 has the seat surface 1
The position a is higher than the horizontal bottom 5a of the protrusion 5. Therefore, the projection 15 and the seat cushion 1 form a pocket 15. That is, the side surface of the seat cushion 1 forms a side wall of the pocket 15 on the inner side of the vehicle body.

The pocket 15 has a maximum depth dimension of, for example, about 150 mm and the innermost portion 5b has a height of, for example, about 185 m.
On the other hand, as shown in FIG. 2, it has a portion with a large depth dimension and a portion with a small depth dimension. As a result, for example, about 15 cassette tapes, B5 size books, and other tissue boxes can be stored.

As shown in FIG. 1, the upper surface 5c of the projecting portion 5 of the quarter trim 2 has an inclined surface having an upward slope on the inside of the vehicle body. Furthermore, quarter trim 2
Of the upper surface 5c, the end portion on the vehicle body inside side is curved into a substantially U shape to form an armrest portion 8, and the armrest portion 8 rises up in the middle of the upper surface.

On the back side of the armrest portion 8, that is, on the inner panel 4 side, vertical ribs 9 as reinforcing ribs are provided at several positions in the longitudinal direction of the automobile. The vertical ribs 1 as reinforcing ribs are also provided on the back surface of the horizontal bottom surface 5a of the protruding portion 5.
Zeros are provided at several positions in the front-rear direction of the automobile, and the vertical ribs 9 and 10 reinforce the protrusion 5.

On the other hand, the innermost portion 5b of the protruding portion 5 is in contact with the outer panel 3 and, as a result,
The outer panel 3 is reinforced and supported so as not to be easily recessed.

In the present embodiment, the protruding portion 5 is in direct contact with the outer panel 3, but the present invention is not limited to this.
For example, as shown in FIG. 3, the protrusion 5 and the outer panel 3
It is also possible to sandwich the elastic member 11 between and.
As the elastic member 11, for example, a material such as foamed resin such as urethane foam or rubber is preferable.

As shown in FIG. 3, the quarter trim 2 is made of, for example, resin or the like on the inner panel 4 located between the quarter trim 2 and the outer panel 3 in front of and behind the protrusion 5 of the vehicle. It is fixed with a clip 12.

On the other hand, as shown in FIG. 2, a holder 13 which can be gripped by a rear passenger is attached to the lower side of the armrest portion 8 of the quarter trim 2 with screws 14 and 14.

As described above, in the rear body structure of the automobile of this embodiment, the inner panel 4 and the quarter trim 2 are sequentially provided inside the outer panel 3, while the inner panel 4 is provided.
A hole 4a is formed in the inner wall of the quarter trim 2, and a protruding portion 5 protruding outward through the hole 4a of the inner panel 4 is integrally formed as a pocket 15 in the quarter trim 2. The protrusion 5 serves as a reinforcing member that reinforces and supports the outer panel 3 from the inside.

Therefore, in the conventional case, the reinforcing member for reinforcing and supporting from the inner side of the outer panel 3 is the inner panel 4.
Although it is attached to the base plate and is composed of a separate member, it is integrally formed by the quarter trim 2 in the present embodiment. As a result, it is possible to reduce the number of automobile parts and the number of steps.

Further, in this embodiment, since the reinforcing member which is a separate member does not intervene, the protrusion of the quarter trim 2 to the outer panel 3 can be increased. Therefore,
When the protrusion 5 is used as the pocket 15, a sufficient capacity of the pocket 15 can be secured.

As described above, in this embodiment, the capacity of the pocket 15 is sufficiently secured, the number of parts is reduced,
It is possible to reduce the number of steps.

When the elastic member 11 is sandwiched between the protrusion 5 and the outer panel 3, the outer panel 3 is reinforced and supported by the protrusion 5 via the elastic member 11. Therefore, by interposing the elastic member 11, it is possible to suppress the occurrence of microvibration of the outer panel 3 between the protruding portion 5 and the outer panel 3 to improve the vibration performance, and to reduce the noise such as muffled noise due to the microvibration. It is possible to prevent the occurrence.

Further, since the protruding portion 5 is provided with the vertical ribs 9 and 10, even if the reinforcing member is formed by the quarter trim 2 made of synthetic resin, the strength of the quarter trim 2 is insufficient. Absent. Therefore, the outer panel 3 can be reliably reinforced and supported.

Further, in this embodiment, the seat cushion 1
The outer panel 3 is reinforced and supported through the quarter trim 2 by using the pressing force of the. Therefore, the outer panel 3 can be more surely reinforced and supported. When the seat cushion 1 is installed in close contact with the quarter trim 2 as described above, the seat cushion 1 also serves as a side wall of the pocket 15 on the inner side of the vehicle body. Therefore, since it is not necessary to form the side wall in the pocket 15, the number of parts can be reduced.

[0036]

As described above, in the vehicle body structure of the rear part of the vehicle according to the first aspect of the present invention, the inner panel and the trim are sequentially provided on the inner side of the outer panel, while the opening is formed in the inner panel and the trim is formed. Is a structure in which a protrusion protruding outward through the opening of the inner panel is integrally formed as a pocket, and the reinforcing member is composed of the protrusion.

As a result, in the conventional case, the reinforcing member for reinforcing and supporting from the inner side of the outer panel was attached to the inner panel and constituted by a separate member, but in the present invention, it is integrally formed by trimming. . As a result,
It is possible to reduce the number of automobile parts and man-hours.

Further, in the present invention, since the reinforcing member which is a separate member does not intervene, the protrusion of the trim to the outer panel can be increased. Therefore, when the protrusion is used as a pocket, the capacity of the pocket can be sufficiently secured.

Therefore, it is possible to reduce the number of parts and man-hours while sufficiently securing the capacity of the pocket.

As described above, the rear vehicle body structure for an automobile according to a second aspect of the present invention is such that, in the rear vehicle body structure for an automobile according to the first aspect, an elastic member is sandwiched between the protrusion and the outer panel. Is.

As a result, the outer panel is reinforced and supported by the protrusion through the elastic member. Therefore, by interposing the elastic member, it is possible to suppress the generation of microvibration of the outer panel between the protruding portion and the outer panel to improve the vibration performance, and to prevent the generation of noise such as muffled sound due to the microvibration. There is an effect that it becomes possible.

As described above, the rear body structure of the automobile according to the third aspect of the present invention is the rear body structure of the automobile according to the first aspect, wherein the protrusion is provided with the reinforcing rib.

As a result, even if the reinforcing member is formed by trim, the strength of the trim is not insufficient, and the outer panel can be reliably reinforced and supported.

As described above, the rear vehicle body structure according to the invention of claim 4 is the rear vehicle body structure according to claim 3, wherein the lower side of the protruding portion of the trim is outside at the side end of the rear seat. The structure is pressed against.

As a result, the outer panel is reinforced and supported through the trim by utilizing the pressing force of the rear seat. Therefore, there is an effect that the outer panel can be more surely reinforced and supported.

[Brief description of drawings]

FIG. 1 is a vertical cross-sectional view showing a rear body structure of an automobile in an embodiment of the present invention.

FIG. 2 is a partial perspective view of the above-mentioned rear vehicle body structure as seen from the inside of the automobile.

FIG. 3 is a longitudinal sectional view showing a rear vehicle body structure in a state where an elastic member is sandwiched between an outer panel and a quarter trim.

4A and 4B show a rear body structure of an automobile in a conventional example, FIG. 4A is a side view of a wagon, and FIG. 4B is a sectional view taken along line AA in FIG.

FIG. 5 is a vertical sectional view showing a rear body structure of an automobile in another conventional example.

[Explanation of symbols]

 1 Seat Cushion (Rear Seat) 2 Quarter Trim (Trim) 3 Outer Panel 4 Inner Panel 4a Hole (Opening) 5 Projection 9 Vertical Rib (Reinforcing Rib) 10 Vertical Rib (Reinforcing Rib) 11 Elastic Member 15 Pocket

Claims (4)

[Claims] 1. A rear vehicle body structure for an automobile, wherein an outer panel is reinforced and supported by a reinforcing member from the inside of the outer panel. An inner panel and a trim are sequentially provided on the inner side of the outer panel, while an opening is formed in the inner panel. A rear vehicle body structure for an automobile, wherein a protrusion protruding outward through the opening of the inner panel is integrally formed as a pocket, and the reinforcing member includes the protrusion. 2. The rear vehicle body structure according to claim 1, wherein an elastic member is sandwiched between the projecting portion and the outer panel. 3. The rear vehicle body structure of the automobile according to claim 1, wherein the projecting portion is provided with a reinforcing rib. 4. The rear vehicle body structure according to claim 3, wherein a lower side of the protruding portion of the trim is pressed outward by a side end portion of the rear seat.