CN217347972U

CN217347972U - Roof rear cross beam assembly and vehicle

Info

Publication number: CN217347972U
Application number: CN202220956542.6U
Authority: CN
Inventors: 吕凤翔
Original assignee: Chongqing Changan Automobile Co Ltd
Current assignee: Chongqing Changan Automobile Co Ltd
Priority date: 2022-04-24
Filing date: 2022-04-24
Publication date: 2022-09-02
Anticipated expiration: 2032-04-24

Abstract

The utility model relates to a crossbeam assembly and vehicle behind top cap. The top cover rear cross beam assembly comprises a top cover rear cross beam outer plate and a top cover rear cross beam inner plate which are connected, the top cover rear cross beam outer plate and the top cover rear cross beam inner plate are connected with the D column outer plate, and a bulge is formed at the joint of the top cover rear cross beam inner plate and the D column outer plate, so that a closed cavity can be formed among the top cover rear cross beam outer plate, the top cover rear cross beam inner plate and the D column outer plate. The utility model also provides a vehicle, include top cap rear frame member assembly. The utility model provides a current top cap back beam have the not enough problem of turn round rigidity.

Description

Roof rear cross beam assembly and vehicle

Technical Field

The utility model relates to an automobile body technical field, concretely relates to top cap rear frame member assembly and vehicle.

Background

In the prior art, a roof rear beam assembly of an automobile body in white mainly comprises an inner plate and an outer plate, and the roof rear beam assembly is used as an important connecting beam at the rear part of the automobile body and is generally fixed with a left side wall and a right side wall in an overlapping mode by spot welding and bolt combination. However, the lap joint of most of the top cover rear cross beams is affected by the back door hinges, so that the lap joint amount is limited, most of acting force is borne only by the outer plate, and the rigidity of the outer plate is further weakened due to the welded process through holes formed in the outer plate, so that the bending rigidity of the whole body-in-white is insufficient.

Disclosure of Invention

An object of the utility model is to provide a roof rear frame member assembly and vehicle to there is the not enough problem of turn round rigidity in the current roof rear frame member of solution.

In order to realize the purpose, the utility model discloses a technical scheme as follows:

the utility model provides a crossbeam assembly behind top cap, is including the crossbeam planking behind the top cap that links to each other and the crossbeam inner panel behind the top cap, both all link to each other with D post planking, the crossbeam planking is in behind the top cap the junction of crossbeam inner panel behind crossbeam and D post planking is formed with the arch for can form confined cavity between crossbeam planking behind the top cap, crossbeam inner panel behind the top cap and the D post planking three.

According to the technical means, the bulges are formed at the connecting positions of the top cover rear cross beam outer plate, the top cover rear cross beam inner plate and the D column outer plate, so that a closed cavity is formed among the top cover rear cross beam outer plate, the top cover rear cross beam inner plate and the D column outer plate, when the automobile body is twisted, the acting force on the top cover rear cross beam assembly can be buffered through the cavity, the bending rigidity of the top cover rear cross beam assembly is improved, and the problem that the bending rigidity of the whole white automobile body is insufficient due to the fact that most of the acting force is borne by the top cover rear cross beam outer plate is solved.

Preferably, the cavity is in a triangular pyramid structure, the bottom surface is formed by a top cover rear cross beam inner plate and a D column outer plate together, and the three side surfaces are formed by the bulges.

Preferably, the protrusion comprises a first side surface close to the skylight side, a second side surface far away from the skylight side and a third side surface close to the D-column outer plate;

the drawing angle of the first side face is 5-10 degrees, the drawing angle of the second side face is 45-60 degrees, and the drawing angle of the third side face is 35-55 degrees.

Preferably, the outer plate of the top cover rear cross beam is provided with process notches at the bottom of the third side surface close to the first side surface and at the bottom of the second side surface close to the first side surface.

Preferably, the front side and the rear side of the outer plate of the top cover rear cross beam are provided with an outer plate front welding edge and an outer plate rear welding edge, the front side and the rear side of the inner plate of the top cover rear cross beam are welded to form an inner plate front welding edge and an inner plate rear welding edge, the outer plate front welding edge is welded and fixed with the inner plate front welding edge, and the outer plate rear welding edge is welded and fixed with the inner plate rear welding edge.

Preferably, a sinking platform is formed on one side, close to the skylight, of the outer plate front welding edge and the inner plate front welding edge, and a skylight mounting hole is formed in the sinking platform.

Preferably, the inner plate of the top cover rear cross beam is provided with an avoidance concave rib at the sinking platform in the direction far away from the skylight.

Preferably, a welding process hole is formed in the position, close to the sinking platform, of the outer plate of the top cover rear cross beam.

The utility model also provides a vehicle, include the top cap rear frame member assembly.

The utility model has the advantages that:

through being formed with the arch with top cap rear cross beam planking in the junction of top cap rear cross beam inner panel and D post planking, make top cap rear cross beam planking, form confined cavity between top cap rear cross beam inner panel and the D post planking three, when the automobile body twists reverse, the accessible cavity comes the effort to top cap rear cross beam assembly, thereby the turn round rigidity of top cap rear cross beam assembly has been promoted, the problem that current top cap rear cross beam has turn round rigidity not enough has been solved, and has simple structure, with low costs and lightweight advantage, in automobile body technical field, and has popularization and application value.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view taken at A-A of FIG. 1;

FIG. 3 is an enlarged view of a portion of FIG. 1 at B;

FIG. 4 is a schematic view of the connection between the outer panel of the rear cross member and the inner panel of the rear cross member.

1-a top cover rear cross beam outer plate, 11-a bulge, 111-a first side surface, 112-a second side surface, 113-a third side surface, 12-a process notch, 13-an outer plate front welding edge, 14-an outer plate rear welding edge and 15-a welding process hole; 2-inner plate of top cover rear beam, 21-front welded edge of inner plate, 22-rear welded edge of inner plate, 23-avoiding concave rib; a 3-D column outer plate; 4-a cavity; 5-sinking the platform; 6-skylight mounting hole.

Detailed Description

The embodiments of the present invention will be described with reference to the accompanying drawings and preferred embodiments, and other advantages and effects of the invention will be easily understood by those skilled in the art from the disclosure in the specification. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be understood that the preferred embodiments are for purposes of illustration only and are not intended to limit the scope of the present invention.

It should be noted that the drawings provided in the following embodiments are only for illustrating the basic concept of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the form, amount and ratio of the components in actual implementation may be changed at will, and the layout of the components may be more complicated.

As shown in fig. 1 to 4, a top cover rear beam assembly comprises a top cover rear beam outer plate 1 and a top cover rear beam inner plate 2 which are connected with each other and are connected with a D column outer plate 3, wherein a protrusion 11 is formed at the joint of the top cover rear beam inner plate 2 and the D column outer plate 3 on the top cover rear beam outer plate 1, so that a closed cavity 4 can be formed among the top cover rear beam outer plate 1, the top cover rear beam inner plate 2 and the D column outer plate 3.

Through being formed with the arch with top cap rear beam planking in the junction of top cap rear beam inner panel and D post planking for top cap rear beam planking, form confined cavity between top cap rear beam inner panel and the D post planking three, when the automobile body twists reverse, the effort to top cap rear beam assembly is cushioned to the accessible cavity, thereby the turn round rigidity of top cap rear beam assembly has been promoted, the problem that there is not enough turn round rigidity in current top cap rear beam has been solved, and has simple structure, with low costs and lightweight advantage.

The cavity 4 is in a triangular pyramid structure, the bottom surface of the cavity is formed by the top cover rear beam inner plate 2 and the D column outer plate 3 together, and three side surfaces of the cavity are formed by the bulges 11.

The projection 11 includes a first side 111 near the sunroof side, a second side 112 far from the sunroof side, and a third side 113 near the rear header inner panel 2;

in order to ensure the process forming performance of the protrusion 11 and facilitate the ejection from the mold, the draft angle of the first side surface 111 is 5-10 °, the draft angle of the second side surface 112 is 45-60 °, and the draft angle of the third side surface 113 is 35-55 °.

In order to further ensure the requirements of the forming and the performance of the parts, the roof rear cross beam outer panel 1 is formed with a technical notch 12 at the bottom of the third side 113 near the first side 111 and at the bottom of the second side 112 near the first side 111.

Front and back sides of the top cover rear beam outer plate 1 are formed with an outer plate front welding edge 13 and an outer plate rear welding edge 14, front and back sides of the top cover rear beam inner plate 2 are welded to form an inner plate front welding edge 21 and an inner plate rear welding edge 22, the outer plate front welding edge 13 is welded and fixed with the inner plate front welding edge 21, and the outer plate rear welding edge 14 is welded and fixed with the inner plate rear welding edge 22.

In order to ensure the installation of the panoramic sunroof of the automobile, two sinking platforms 5 are formed on one sides of the front welding edge of the outer panel and the front welding edge of the inner panel, which are close to the sunroof, the sinking platforms 5 are provided with sunroof mounting holes 6, and an avoiding concave rib 23 is formed on the inner panel 2 of the rear crossbeam of the top cover at the sinking platforms 5 in the direction far away from the sunroof.

In order to facilitate welding and ensure welding precision, a welding process hole 15 is formed in the position, close to the sinking platform 5, of the outer plate 1 of the top cover rear cross beam.

The embodiment also provides a vehicle which comprises the rear roof cross beam assembly.

The above embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model.

Claims

1. The utility model provides a crossbeam assembly behind top cap, is including crossbeam planking behind top cap (1) and crossbeam inner panel behind top cap (2) that link to each other, both all link to each other with D post planking (3), its characterized in that, crossbeam planking behind top cap (1) is in the junction of crossbeam inner panel behind top cap (2) and D post planking (3) is formed with arch (11) for can form confined cavity (4) between crossbeam planking behind top cap (1), crossbeam inner panel behind top cap (2) and D post planking (3) three.

2. The rear roof rail assembly according to claim 1, characterized in that the cavity (4) has a triangular pyramid configuration, the bottom surface being formed by the inner roof rail plate (2) and the outer D-pillar plate (3) together, and the three side surfaces being formed by the protrusions (11).

3. The rear roof rail assembly of claim 2, characterized in that the projection (11) comprises a first side (111) near the skylight side, a second side (112) remote from the skylight side and a third side (113) near the D-pillar outer panel (3);

the drawing angle of the first side surface (111) is 5-10 degrees, the drawing angle of the second side surface (112) is 45-60 degrees, and the drawing angle of the third side surface (113) is 35-55 degrees.

4. The rear roof rail assembly according to claim 3, wherein the rear roof rail outer panel (1) is formed with a process notch (12) at a position at the bottom of the third side surface (113) near the first side surface (111) and at a position at the bottom of the second side surface (112) near the first side surface (111).

5. The roof rear cross beam assembly according to claim 1, wherein the front and rear sides of the roof rear cross beam outer panel (1) are formed with an outer panel front welded edge (13) and an outer panel rear welded edge (14), the front and rear sides of the roof rear cross beam inner panel (2) are welded with an inner panel front welded edge (21) and an inner panel rear welded edge (22), the outer panel front welded edge (13) is welded and fixed to the inner panel front welded edge (21), and the outer panel rear welded edge (14) is welded and fixed to the inner panel rear welded edge (22).

6. The roof rear cross beam assembly according to claim 5, wherein a sunken table (5) is formed on one side of the outer plate front welding edge (13) and the inner plate front welding edge (21) close to a skylight, and a skylight mounting hole (6) is formed at the sunken table (5).

7. The rear roof rail assembly according to claim 6, wherein the rear roof rail inner panel (2) is formed with an escape recessed rib (23) at the sunken platform (5) in a direction away from the sunroof.

8. The rear roof rail assembly according to claim 6, characterized in that the outer roof rail panel (1) is provided with a welding process hole (15) at a position close to the sinking platform (5).

9. A vehicle comprising a rear roof rail assembly according to any one of claims 1 to 8.