JPH0630557Y2 - Rear body structure of the vehicle - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention relates to a vehicle body structure for a rear portion of a vehicle, and more particularly, to a rigidity of a rear door opening peripheral portion of a vehicle in which a rear lamp is disposed below an opening portion of a rear door. Regarding technology to improve.

[Problems of prior art and invention]

BACKGROUND ART Conventionally, as a structure of a vehicle in which a door is provided on the rear surface of a vehicle and a rear combination lamp including a stop lamp and a winker is disposed below an opening of the rear door, for example, Japanese Utility Model Laid-Open No. 60-81173 is disclosed. As disclosed in.

In this product, a lamp housing that surrounds the rear lamp mounting part is formed on the outer end of the rear end panel, and the lower end of the rear end panel inner is joined to this lamp housing to form a bag-like structure between the rear end panel inner and the lamp housing. By forming the portion (closed cross section), the strength in the vicinity of the lamp housing is improved.

That is, in a vehicle provided with a rear door, it is desired to facilitate loading and unloading of luggage by increasing the opening area of the rear door, but increasing the opening area reduces the rigidity of the peripheral edge of the rear door opening. Therefore, it is desirable to form a closed cross section by the outer and inner of the rear end panel that forms the vehicle body on the lower side of the rear door so that the closed cross section is continuous in the vehicle width direction, but it is necessary to provide a mounting portion for the rear lamp. It was difficult to form a continuous closed cross section up to the corner of the rear part of the vehicle body. Therefore, as mentioned above,
A lamp housing that surrounds the rear lamp mounting part is formed on the outer end of the rear end panel, and the lamp housing and the rear end panel inner form a closed cross section to increase the rigidity around the rear lamp part. is there.

However, in the above structure, since the bottom end of the rear end panel inner is joined to the bottom of the recessed lamp housing, it is difficult to insert the spot welding jig into the joint, and spot welding is difficult. In addition, since the lamp housing is formed by recessing the rear end panel outer to form a closed cross section, the depth of the lamp housing (lamp housing part) is sufficiently secured and the lens position of the rear lamp is adjusted. There is a problem that it is difficult to set the desired position.

[Purpose of device]

The present invention has been made in view of the above background, and provides a rear vehicle body structure that can improve the rigidity of the rear door opening peripheral edge by continuously forming a closed cross section and has good workability and assembly. The purpose is to

[Constitution of device]

In order to achieve the above object, a vehicle rear body structure according to the present invention is a vehicle body rear structure in which a pair of left and right rear lamps are arranged below an opening of a rear door of the vehicle. A pair of left and right lamp brackets for supporting the lamps, each of which has a lamp support portion on which the lamp is mounted and supported, a downward extending portion formed at a lower portion of each lamp support portion, and an inner end side of each lamp support portion. A lamp bracket formed integrally with a constricted portion that is formed and is constricted on the corresponding downward extension portion side and that has an upper end edge that extends inward in the vehicle width direction along a substantially horizontal direction; Rear end panel outers connected to the outer surfaces of the pair of downward extending portions at both ends, and an inner surface from the inner ends of the pair of left and right downward extending portions to the lamp supporting portion including the constricted portion at both ends. Linking A rear end panel having a rear end panel inner; and a first closed cross section formed between the rear end panel outer and the pair of left and right downward extending portions; between the rear end panel inner and the rear end panel outer; And a second closed cross-section formed on the rear end panel outer, and the first and second closed cross-sections are connected to each other at a connecting portion between the rear end panel inner and the lamp bracket. And the rear end panel inner or the downward extension portion constitute a closed cross section, and an extension member is provided so as to divide the closed cross section in two along the vehicle width direction.

According to the above-mentioned structure, since the closed section is formed by the downward extending portion of the lamp bracket and the rear end panel outer, the rigidity around the lamp is improved, and the closed section is formed by the downward extending portion of the lamp bracket. With such a configuration, the lamp mounting portion does not contribute to the shape of the closed cross section, and the closed cross section is easily formed while ensuring the mountability of the lamp.

Further, if the closed cross section formed by the downwardly extending portion of the lamp bracket and the closed cross section formed by the outer and inner of the rear end panel are continuous at the connecting portion between the lamp bracket and the rear end panel inner, the vehicle width Since the closed cross section is continuous in the direction, the rigidity of the lower end portion of the rear door opening is improved.

[Example of device]

Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

FIG. 1 is a partial perspective view showing a rear door opening of a vehicle to which a rear body structure according to the present invention is applied.

In the figure, 1 is an opening of a rear door (not shown),
A rear door whose swing center is the ceiling side of the vehicle is configured to close the opening 1.

Further, lamp brackets 2 to which rear lamps are attached are provided in order to arrange rear lamps at both ends below the opening 1, respectively, and a C-pillar outer 4 of a vehicle side portion 4, an upper end edge of the lamp bracket 2 and a rear end panel. The lower part of the opening 1 is formed by 5 and the like.

As shown in FIG. 2, the vehicle side portion 3 is formed by connecting upper ends of a rear fender 6 and a rear pillar inner 7 by a C pillar outer 4 which is recessed upward, and a floor side panel 8 at a lower end portion. The side ends of are connected. The floor side panels 8 are bent in a staircase shape and are connected to both side ends of the floor panel 9.
The space above the floor side panel 8 formed one step lower than that is used as a jack storage space or the like. Also,
The upper ends of the side members 10 extending in the front-rear direction of the vehicle are joined to the lower surfaces on both sides of the floor panel 9.

Further, as shown in FIG. 3, an end portion in the vehicle width direction of a cross member 11 arranged below the rear end panel 5 is integrally formed at a joint portion of the rear fender 6 and the rear pillar inner 7 at a rear end of the vehicle body. Is joined to.

Here, the lamp bracket 2 and the rear end panel 5 have a joint relationship as shown in FIGS. 4 to 9.

As shown in FIG. 5, the vehicle width center portion of the rear end panel 5 has a closed cross section formed by joining upper and lower ends of a rear end panel outer 12 and a rear end panel inner (rear end drain force) 13 respectively. The striker reinforcement 14 is integrally joined so as to divide the closed section into two by connecting the joints.

Further, as shown in FIGS. 4, 6, and 7, the rear end panel outer 12 extends over the entire width of the vehicle, while the rear end panel inner 13 has an end on the vehicle width center side of the lamp bracket 2. It is designed to be cut off after wrapping (joining) with the department. Here, at the end portion of the lamp bracket 2 on the vehicle width center side, as shown in FIG. 6, the closed cross section formed by the rear end panel outer 12 and the rear end panel inner 13 has a downward extending portion 2 a of the lamp bracket 2. So that the lamp bracket 2 is divided into two parts, the downwardly extending portion 2a of the lamp bracket 2 has a rear end panel outer 12 and a rear end panel inner 13
It is joined with. And the rear end panel inner 13
When the vehicle width ends, a closed cross section is formed at the vehicle width end by the rear end panel outer 12 and the downward extending portion 2a of the lamp bracket 2 as shown in FIG. 7, and the lamp bracket 2 is erected above the closed cross section. It is supposed to be done.

The rear end panel outer 12 forming a closed cross section with the downward extending portion 2a of the lamp bracket 2 is joined to the rear end portion of the rear fender 6 forming the vehicle side portion 3 as shown in FIG. Further, as shown in FIG. 9, the upper portion of the lamp bracket 2, which is disposed above the closed cross section formed by the rear end panel outer 12 and the downward extending portion 2a and to which the rear lamp is attached, includes the rear pillar inner 7 and the rear fender. 6 is integrally joined to a joint portion of the vehicle on the rear end side.

The rear lamp is adapted to be fitted and fixed in a mounting hole 2b opened in an upper portion of the lamp bracket 2.

According to this structure, the closed cross section formed by the rear end panel inner 13 and the rear end panel outer 12 at the vehicle width center portion of the rear end panel 5 is a wrap between the lower extension 2a of the lamp bracket 2 and the rear end panel inner 13. The closed cross section formed by the rear end panel outer 12 and the downward extending portion 2a of the lamp bracket 2 is continuous through the section, and as a result, the closed cross section is continuous over the entire width of the vehicle. Therefore, the closed cross section is continuous in the lower portion of the rear door opening 1 formed by the rear end panel 5, and the rigidity of the peripheral portion of the opening 1 can be improved. Further, the lower extension 2a of the lamp bracket 2 which is unrelated to the mounting of the rear lamp is attached to the rear end panel outer.
Since it is joined to 12, the joint can be set at a position closer to the vehicle rear side from the rear end face of the rear end panel 12 (a position closer to the depth than the rear end face of the rear end panel 12), for example by spot welding. In this case, the welding jig can be easily moved to the joint.

Further, since the upper portion of the lamp bracket 2 to which the rear lamp is attached is not a component having a closed cross section, the rear lamp attachment portion can be formed into an opening shape as in this embodiment, and the rear lamp attachment position can be freely set. It is easy to secure the degree of rigidity, and rigidity is secured around the rear lamp mounting portion by the closed cross section formed by the downward extending portion 2a of the lamp bracket 2 and the rear end panel outer 12.

[Effect of device]

As described above, according to the rear body structure of the vehicle according to the present invention, since the closed cross section is formed by the downward extending portion of the lamp bracket, the closed cross section is easily formed while ensuring the mountability of the lamp. The rigidity is improved. Further, if the closed cross section formed by the downwardly extending portion of the lamp bracket and the closed cross section formed by the outer and inner parts of the rear end panel are made continuous to make the closed cross section continuous in the vehicle width direction, the rear door opening There is an effect that the rigidity of the lower end portion of the portion is improved.

[Brief description of drawings]

FIG. 1 is a perspective view of a vehicle rear portion showing an embodiment of the present invention,
2 is a sectional view taken along line II-II in FIG. 1, and FIG. 3 is III in FIG.
-III sectional view, FIG. 4 is a view taken in the direction of arrow IV of FIG. 1, FIG. 5 is a sectional view taken along line VV of FIGS. 1 and 4, and FIG. 6 is VI of FIG. 1 and FIG. -VI sectional view, FIG. 7 is a cross-sectional view of FIG. 1 and FIG.
VII-VII sectional view, FIG. 8 is VIII-VI in FIGS. 1 and 4.
II sectional view and FIG. 9 are sectional views taken along line IX-IX in FIGS. 1 and 4. 1 …… Opening 2 …… Lamp bracket 2a …… Downward extension 3 …… Vehicle side part 5 …… Rear end panel 6 …… Rear fender 7 …… Rear pillar inner 12 …… Rear end panel outer 13 …… Rear end panel inner

Claims (2)

[Scope of utility model registration request] 1. A rear vehicle body structure of a vehicle in which a pair of left and right rear lamps are disposed below an opening of a rear door of the vehicle, the pair of left and right lamp brackets independently supporting the pair of left and right rear lamps. Each of them has a lamp support portion to which a lamp is attached and supported, a downward extension portion formed at a lower portion of each lamp support portion, and an inner end side of each lamp support portion, which is connected to a corresponding downward extension portion side. And a lamp bracket integrally formed with a constricted portion having an upper end edge extending inward in the vehicle width direction along a substantially horizontal direction; and outer ends of the pair of left and right downwardly extending portions at both ends, respectively. A rear provided with a rear end panel outer connected to each other, and a rear end panel inner connected to both inner ends of the pair of left and right downwardly extending parts to the lamp supporting part including the constricted part at both ends. A first closed cross section formed between the rear end panel outer and the pair of left and right downward extending portions; and a second closed cross section formed between the rear end panel inner and the rear end panel outer. A cross section, wherein the first and second closed cross sections are continuous with each other at the connecting portion between the rear end panel inner and the lamp bracket, and at this connecting portion, the rear end panel outer and
A rear body of a vehicle, characterized in that a closed cross section is formed by the rear end panel inner or the downward extending portion, and an extending member is provided so as to divide the closed cross section into two along the vehicle width direction. Construction. 2. The rear vehicle body structure according to claim 1, wherein the extending member is composed of the lower extending portion or a rear end panel inner.