CN107487375B

CN107487375B - Vehicle body structure and vehicle

Info

Publication number: CN107487375B
Application number: CN201611228454.XA
Authority: CN
Inventors: 张逸祥
Original assignee: Beiqi Foton Motor Co Ltd
Current assignee: Beiqi Foton Motor Co Ltd
Priority date: 2016-12-27
Filing date: 2016-12-27
Publication date: 2020-03-24
Anticipated expiration: 2036-12-27
Also published as: CN107487375A

Abstract

The present disclosure relates to a vehicle body structure and a vehicle, wherein the vehicle body structure includes a rear floor (10) and a rear wall assembly connected to a rear end of the rear floor (10) and extending upward and rearward to form a threshold of a rear hatch of the vehicle. The rear floor is connected with the rear wall assembly extending towards the rear upper part to form a threshold lapped with the end part of the rear cabin door, so that the rear cabin door can be smoothly lapped on the threshold when being closed under the condition of not changing the structures of the rear floor, the rear longitudinal beam and other components, and the production efficiency can be improved.

Description

Vehicle body structure and vehicle

Technical Field

The present disclosure relates to the field of vehicle technology, and in particular, to a vehicle body structure and a vehicle.

Background

At present, when some vehicles are modified, the problem that a rear cabin door is not matched with a rear floor often occurs, for example, when a common CUV vehicle expands a sliding back type CUV similar to a sedan style, because the rear floor is based on the common CUV, a roof of the vehicle needs to show a sliding back effect, the rear end of the roof, such as the rear cabin door, needs to be lengthened to show a modeling style, so that a great step difference exists between the end part of the rear floor and the end part of the rear cabin door, and the rear cabin door cannot be smoothly lapped on a threshold. The rear floor and the longitudinal beam of the automobile body need to be modified and lengthened to make up the step difference, but the modification and lengthening need to redevelop the mould of the rear floor and the rear longitudinal beam, the welding fixture production line and the like need to be modified in an adaptive manner, equipment needs to be switched during collinear production, and the production efficiency is influenced.

Disclosure of Invention

The utility model aims at providing a body construction and use vehicle of this body construction to there is great step in rear floor rear end of solving the vehicle and the rear end of rear hatch door, can't go up a welding, overlap joint inconvenience scheduling problem.

In order to achieve the above object, the present disclosure provides a vehicle body structure including a rear floor and a rear wall assembly connected to a rear end of the rear floor and extending upward and rearward to form a threshold of a rear hatch of a vehicle.

Optionally, the back wall assembly is formed into a step structure extending upwards and backwards, preferably, the back wall assembly comprises a back wall plate and side wall plates connected to two ends of the back wall plate, the back wall plate and the side wall plates are arranged on the periphery of the back floor plate, and the bottom of the back wall plate is connected to the rear end of the back floor plate and is formed into the step structure towards the rear upper side.

Optionally, the back panel includes a back panel, and the back panel includes a first vertical surface vertically overlapped with the back floor, a first step surface extending rearward from a top of the first vertical surface, a second vertical surface extending upward from a rear end of the first step surface, and a second step surface extending rearward from a top of the second vertical surface.

Optionally, the side wall plate comprises a side wall inner plate, and the bottom of the side wall inner plate is connected to the side of the rear floor and extends towards the rear upper side in the same shape as the rear wall inner plate.

Optionally, the side wall inner panel comprises a first lap joint plane vertically lapped with the rear floor, a second lap joint plane lapped with the first step surface, a third lap joint plane lapped with the second vertical surface and a fourth lap joint plane lapped with the second step surface.

Optionally, the first step surface, the second vertical surface, the second step surface, the second lapping plane, the third lapping plane and the fourth lapping plane are respectively formed in a structure having an inclination angle with respect to the vertical direction.

Optionally, the inclination angle is not less than 5 °.

Optionally, the rear wall assembly further comprises a rear wall outer plate fixed on the outer side of the rear wall inner plate in a shape matching manner and a side wall outer plate fixed on the outer side of the side wall inner plate in a shape matching manner, and the side wall outer plate comprises a tail lamp cover and a side wall outer plate body in butt joint with the tail lamp cover.

Optionally, the rear end of the tail lamp cover is in lap joint with the side edge of the rear wall outer plate.

According to a second aspect of the present disclosure, a vehicle is provided, the vehicle comprising a body structure according to the above.

Through the technical scheme, the rear wall assembly extending towards the rear upper part is connected to the rear floor to form the doorsill of the rear cabin door, the doorsill is used for being lapped with the end part of the rear cabin door, and the rear cabin door can be smoothly lapped on the doorsill when being closed under the condition that the structures of the rear floor, the rear longitudinal beam and other components are not changed, so that the production efficiency can be improved.

Additional features and advantages of the disclosure will be set forth in the detailed description which follows.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure without limiting the disclosure. In the drawings:

FIG. 1 is a schematic view of a vehicle body structure according to one embodiment of the present disclosure from one perspective;

FIG. 2 is a schematic view of a vehicle body structure according to one embodiment of the present disclosure from another perspective;

FIG. 3 is a structural schematic view of a rear wall inner panel in the vehicle body structure according to one embodiment of the present disclosure;

FIG. 4 is a structural schematic view of a side gusset inner panel in the vehicle body structure according to one embodiment of the present disclosure, in which only the D-pillar lower inner panel is shown;

FIG. 5 is a schematic structural view of a rear floor in a vehicle body structure according to one embodiment of the present disclosure;

FIG. 6 is a schematic structural view of a quarter outer panel in the vehicle body structure according to one embodiment of the present disclosure;

FIG. 7 is a schematic structural view of a tail lamp cover in a vehicle body structure according to one embodiment of the present disclosure;

FIG. 8 is a schematic structural view of a quarter panel body in the vehicle body structure according to one embodiment of the present disclosure;

fig. 9 a-9 c are assembly schematic views of a vehicle body structure according to one embodiment of the present disclosure.

Description of the reference numerals

10 rear floor 20 rear wall inner plate

30D post lower inner panel 40 rear wall outer panel

50 taillight cover 60 side wall outer plate body

21 first vertical surface 22 first step surface

23 second vertical surface 24 second step surface

31 first overlap plane 32 second overlap plane

33 third overlap plane 34 fourth overlap plane

Detailed Description

The following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.

In the present disclosure, unless otherwise stated, directional terms such as "upper, lower, front, and rear" are used with respect to the direction of the vehicle, and "inner and outer" are used with respect to the contour of the vehicle itself. In addition, "first", "second", and the like in the present disclosure are for distinguishing one element from another, and have no order or importance.

As shown in fig. 1 and 2, the present disclosure provides a vehicle body structure including a rear floor panel 10 and a rear wall assembly connected to a rear end of the rear floor panel 10 and extending upward and rearward to form a rocker of a rear hatch door of a vehicle. Here, the rear end of the rear floor panel 10 may not only refer to one side in the width direction of the rear floor panel 10, but may also include a region on the side rear thereof, for example, a side gusset inner panel in a rear wall assembly described below is connected to the side rear of the rear floor panel 10. Wherein fig. 1 is a view from inside the vehicle body structure and fig. 2 is a view from outside the vehicle body structure. On the basis of continuing to use the rear floor of the traditional vehicle, the rear floor can make up the step difference between the end part of the rear cabin door and the rear part of the rear floor 10, can enable the rear cabin door to be smoothly lapped on the threshold of the rear cabin door, and can save the cost of a mold and the cost of tool design and manufacture or remaking. The end of the rear door refers to the rear end of the rear door, namely, the end lapped with the threshold. In addition, adopt this rear wall assembly that openly provides to make different motorcycle types share a production line and tooling equipment, improved production efficiency. Through the structure extending towards the rear upper part, other vehicle types can be conveniently expanded on the foundation mountain of the existing vehicle type platform, and the size limit of the vehicle body is widened.

Further, the rear wall assembly can be formed into a step structure extending upwards and backwards, and the step structure can be provided with a substantially horizontal plane and a substantially vertical plane, so that the overlapping of all parts can be facilitated. Further, the back wall assembly may include a back wall plate and side wall plates connected to both ends of the back wall plate, the back wall plate and the side wall plates are disposed at the periphery of the back floor 10, and the bottom of the back wall plate is connected to the rear end of the back floor 10 and faces the rear upper side to form a stepped structure. The back panel can comprise a back inner panel and a back outer panel, and the side panel can comprise a side inner panel and a side outer panel. In the present disclosure, the back panel and the side panels may be formed into a stepped structure with matching shapes to make the back panel assembly overlap well, and the specific structure of each related component will be described below with reference to fig. 1 to 8.

As shown in fig. 1 to 3, the rear surrounding inner panel 20 includes a first vertical face 21 vertically overlapping the rear floor panel 10, a first step face 22 extending rearward from the top of the first vertical face 21, a second vertical face 23 extending upward from the rear end of the first step face 22, and a second step face 24 extending rearward from the top of the second vertical face 23. Wherein, the second step surface 24 is formed as a threshold of the rear door for overlapping the rear door, and a rear end of the second step surface 24 may be formed with a flange facing to the rear upper side, so that the second step surface 24 and the rear door can be more closely matched. As shown in fig. 3, the first vertical surface 21 may extend from one side to the other side of the vehicle, the first step surface 22, the second vertical surface 23, and the second step surface 24 may protrude rearward from a middle portion of the first vertical surface 21 to form a stepped structure, and both sides of the first step surface 22, the second vertical surface 23, and the second step surface 24 may be engaged with a D-pillar lower inner panel 30 or the like described below to be able to form a structure that semi-surrounds the rear floor 10.

The side wall plate comprises a side wall inner plate, the bottom of the side wall inner plate is connected to the side of the rear floor 10 and extends towards the rear upper side in the same shape as the rear wall inner plate 20, the side wall inner plate can comprise a D-pillar lower inner plate shown in fig. 4, the D-pillar lower inner plate 30 is specifically taken as an example for the disclosure, specifically, the bottom of the D-pillar lower inner plate 30 is connected to the side of the rear floor 10 and extends towards the rear upper side in the same shape as the rear wall inner plate 20, so that the D-pillar lower inner plate 30 is matched with the rear wall inner plate 20 in structure, namely, the D-pillar lower inner plate 30 is adaptively formed into a step structure.

Further, the side gusset inner panel may include a first lap plane 31 vertically overlapping the rear floor panel 10, as shown in fig. 1, and a joint of the first lap plane 31 and the first vertical face 21 is located in a laterally rear area of the rear floor panel 10. Further, since the cooperation of the side wall inner panel with the rear floor 10 and the rear wall inner panel 20 is mainly embodied in the D pillar lower inner panel, the present disclosure takes the D pillar lower inner panel as an example, in order to make the D pillar lower inner panel 30 and the rear wall inner panel 20 closely cooperate, the D pillar lower inner panel includes a second lap joint plane 32 lapped with the first step surface 22, a third lap joint plane 33 lapped with the second vertical surface 23, and a fourth lap joint plane 34 lapped with the second step surface 24. That is, the first lap plane 31 is connected to the end of the rear floor panel 10, and the second lap plane 32, the third lap plane 33, and the fourth lap plane 34 are protruded rearward to form a stepped structure. In addition, in order to reduce weight and save cost, the two corresponding lapping planes are only lapped by the side parts.

Further, the first step surface 22, the second vertical surface 23, the second step surface 24, the second lap plane 32, the third lap plane 33, and the fourth lap plane 34 are respectively formed in a structure having an inclination angle with respect to the vertical direction. Thus, when the D-pillar lower inner panel 30 is installed on the rear floor panel 10 and the rear wall inner panel 20 in the vertical direction as shown in fig. 9a, the structure of the inclination angle can ensure that the parts are not collided when being pushed in, and the lap joint surfaces can be smoothly lapped, thereby satisfying the structural strength requirement. In the present disclosure, each component is usually installed vertically, and the overlapping surfaces of other components can also be designed to have a similar structure with an inclination angle relative to the vertical direction. In order to ensure that the tilt angle structure enables the bridge surfaces to be smoothly fitted, the tilt angle may be designed to be not less than 5 °. In addition, the first step surface 22 and the second step surface 24 may have a certain inclination angle with respect to the horizontal direction, and may further smoothly overlap the second overlap plane 32 and the fourth overlap plane 34.

Further, as shown in fig. 6 to 8, the quarter assembly further includes a quarter outer panel 40 fixed outside the quarter inner panel 20 in a shape-fitting manner and a quarter outer panel fixed outside the quarter inner panel in a shape-fitting manner, and the quarter outer panel includes a tail lamp cover 50 and a quarter outer panel body 60 butted against the tail lamp cover 50. As shown in fig. 6, the rear wall outer panel 40 is formed in a folded stepped structure so as to be fittingly attached to the outer side of the rear wall inner panel 20. As shown in fig. 7, the tail lamp cover 50 is form-fittingly mounted to the outside of the D-pillar lower inner panel 30, i.e., the tail lamp cover 50 is formed as a stepped panel having a shape similar to that of the D-pillar lower inner panel. The profile line a of the tail lamp cover 50 is matched with the profile line B of the outer plate body 60 of the tail lamp shown in fig. 8, and the profile line a and the profile line B are respectively and adaptively formed into a step-shaped curve. During assembly, as shown in fig. 9a, the rear wall inner panel 20 and the side wall inner panel are firstly fixed on the rear floor 10; as shown in fig. 9b, the tail lamp cover 50 and the quarter outer panel body 60 can be welded to form a quarter outer panel which is installed on the outer side of the quarter inner panel downward in the vertical direction and can be welded and fixed; as shown in fig. 9c, the back wall outer panel 40 is pushed in the horizontal direction toward the back wall inner panel 20 and may be welded, thereby achieving the installation of the stepped back wall assembly.

The tail lamp cover 50 is formed at a corresponding lateral rear corner of the rear floor panel 10, i.e., the tail lamp cover 50 is partially positioned at the side of the vehicle body and partially positioned at the rear of the vehicle body, and in order to stabilize the mounting structure, as shown in fig. 2, the rear end of the tail lamp cover 50 may overlap with the side of the quarter outer panel 20. The overlapping form may be similar to the above-mentioned tilt angle structure of the overlapping portion between the D-pillar lower inner panel 30 and the back wall inner panel 20, and will not be described in detail here.

The present disclosure also provides a vehicle including the vehicle body structure described above, and the advantageous effects of the vehicle have been explained in relation to the advantageous effects of the vehicle body structure, which will not be further explained herein.

The preferred embodiments of the present disclosure are described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present disclosure within the technical idea of the present disclosure, and these simple modifications all belong to the protection scope of the present disclosure.

It should be noted that, in the foregoing embodiments, various features described in the above embodiments may be combined in any suitable manner to avoid unnecessary repetition, and the disclosure does not separately describe various possible combinations.

In addition, any combination of various embodiments of the present disclosure may be made, and the same should be considered as the disclosure of the present disclosure, as long as it does not depart from the spirit of the present disclosure.

Claims

1. A vehicle body structure, characterized by comprising a rear floor (10) and a rear enclosure assembly; the rear wall assembly comprises a rear wall plate and side wall plates connected to two ends of the rear wall plate; the back panel comprises a back panel (20), the back panel (20) comprises a first vertical surface (21) vertically overlapped with the rear floor (10), a first step surface (22) extending backwards from the top of the first vertical surface (21), a second vertical surface (23) extending upwards from the rear end of the first step surface (22) and a second step surface (24) extending backwards from the top of the second vertical surface (23), and the second step surface (24) is formed into a doorsill of a rear cabin door of the vehicle; the side wall board includes the side wall inner panel, the bottom of side wall inner panel is connected the side of back floor (10), the side wall inner panel including vertically with back floor (10) lapped first overlap joint plane (31), with first step face (22) lapped second overlap joint plane (32), with vertical face of second (23) lapped third overlap joint plane (33) and with second step face (24) lapped fourth overlap joint plane (34).

2. The vehicle body structure according to claim 1, characterized in that the first step face (22), the second vertical face (23), the second step face (24), the second lap plane (32), the third lap plane (33), and the fourth lap plane (34) are respectively formed as structures having an inclination angle with respect to the vertical direction.

3. The vehicle body structure according to claim 2, characterized in that the inclination angle is not less than 5 °.

4. The vehicle body structure according to claim 1, wherein the quarter assembly further comprises a quarter outer panel (40) fixed outside the quarter inner panel (20) in a shape-fitting manner and a quarter outer panel fixed outside the quarter inner panel in a shape-fitting manner, the quarter outer panel comprising a tail light cover (50) and a quarter outer panel body (60) abutting against the tail light cover (50).

5. The vehicle body structure according to claim 4, wherein a rear end of the tail light cover (50) overlaps with a side edge of the quarter outer panel (40).

6. A vehicle, characterized in that the vehicle comprises a body structure according to any one of claims 1-5.