CN221340813U - Automobile back panel assembly and automobile - Google Patents

Abstract

The application relates to an automobile back panel assembly and an automobile, wherein the automobile back panel assembly comprises a back panel outer plate and a back panel inner plate, a tail gate spigot is arranged at one end of the back panel outer plate along the height direction of the automobile, one end of the back panel outer plate close to the tail gate spigot is bent, and a groove with an opening is formed at one side of the back panel outer plate; the back wall inner plate is connected with the back wall outer plate and covers the opening so as to form a reinforcing cavity with the back wall outer plate. According to the automobile back panel assembly and the automobile, the end, close to the tail gate spigot, of the back panel is bent, the local rigidity of the back panel is improved, and the bent back panel and the back panel form the reinforcing cavity, so that the structure of the automobile back panel assembly is reinforced, the rigidity of the automobile back panel assembly is improved, and the back collision performance of the automobile is met; meanwhile, the height of the tail gate spigot is reduced, so that the height of a back-up door sill of an automobile is reduced, and a user can conveniently take and put articles.

Description

Automobile back panel assembly and automobile

Technical Field

The application relates to the technical field of automobile parts, in particular to an automobile back panel assembly and an automobile.

Background

The automobile back panel assembly is used for absorbing impact force when the automobile is in rear-end collision, and injury of passengers is reduced. In reality, rear-end collision accidents frequently happen, and the repair and reinstallation rate of the rear coaming is quite high, so that the design of the rear coaming assembly should consider protection during low-speed collision and improvement of rigidity of the whole vehicle. However, the existing back panel assembly is simple in structural design, insufficient in rigidity and difficult to meet the back collision performance of an automobile.

Disclosure of utility model

Accordingly, there is a need for a back panel assembly and an automobile that can solve the above-described problems.

In order to solve the technical problems, the application provides the following technical scheme:

the automobile back panel assembly comprises a back panel outer plate and a back panel inner plate, wherein one end of the back panel outer plate is provided with a tail gate spigot along the height direction of an automobile, one end of the back panel outer plate, which is close to the tail gate spigot, is bent, and a groove with an opening is formed on one side of the back panel outer plate; the back wall inner plate is connected with the back wall outer plate and covers the opening so as to form a reinforcing cavity with the back wall outer plate.

It can be understood that the local rigidity of the back wall outer plate is improved by bending one end of the back wall outer plate close to the tail gate spigot, and a reinforcing cavity is formed between the bent back wall outer plate and the back wall inner plate, so that the structure of the automobile back wall plate assembly is reinforced, the rigidity of the automobile back wall plate assembly is improved, and the back collision performance of an automobile is met; meanwhile, the outer plate is folded, so that the height of the outer plate along the height direction of the automobile is reduced, the height of the tail gate spigot is reduced, the position of the tail gate spigot is the position of the automobile trunk threshold, the height of the automobile trunk threshold is reduced, and the user can take and put articles conveniently.

In one embodiment, the back wall inner plate and the back wall outer plate are connected through welding.

It can be understood that the inner plate is welded with the outer plate, so that the connection stability of the inner plate and the outer plate is ensured.

In one embodiment, a first veneering surface and a second veneering surface are arranged on one side, close to the rear wall outer plate, of the rear wall inner plate, and a first matching surface and a second matching surface are arranged on the opening of the rear wall outer plate;

The first overlay is attached to and welded with the first mating surface, and the second overlay is attached to and welded with the second mating surface.

In one embodiment, the rear wall outer plate is provided with a first reinforcing rib.

It is understood that the first reinforcing ribs are arranged on the rear wall outer plate, so that the structural strength of the rear wall outer plate is increased, and the overall structural strength of the automobile rear wall plate assembly is enhanced.

In one embodiment, the automobile back panel assembly further comprises a bracket, wherein the bracket is located at one end of the back wall outer panel, which is provided with the tail gate spigot, and is connected to one side surface of the back wall outer panel, which is away from the opening, and the bracket is used for installing a rear bumper.

It can be understood that the bracket is arranged close to one end of the rear wall outer plate, which is provided with the tail gate spigot, so that when the rear bumper is arranged on the bracket, the rear bumper is matched with the automobile rear wall plate assembly, and the rear bumper is mounted.

In one embodiment, the bracket is connected with the rear wall outer plate through welding.

It can be understood that the support is connected with the rear wall outer plate through welding, and the connection stability between the support and the rear wall outer plate is improved.

In one embodiment, the rear wall inner plate is provided with a welding hole, and the welding hole is communicated with the reinforcing cavity, so that the gun head of the welding gun can extend into the reinforcing cavity through the welding hole, and the bracket and the rear wall outer plate are welded.

It will be appreciated that the welding holes are provided in the inner rear wall plate so that in the process of welding the bracket to the outer rear wall plate, the welding holes can provide space required for the operation of the welding gun to facilitate welding.

In one embodiment, the number of the welding holes is plural, and the plural welding holes are arranged at intervals along the length direction of the rear wall inner plate.

It can be understood that the welding gun can conveniently adjust the position by forming a plurality of welding holes, so that the welding gun can strike a plurality of welding spots at the corresponding positions of the bracket.

In one embodiment, the bracket comprises a first plate body and a second plate body, wherein the first plate body is welded on the rear wall outer plate, the second plate body is connected with the first plate body and is arranged at an angle p, and the angle p is more than or equal to 110 degrees and less than or equal to 120 degrees.

The application also provides the following technical scheme:

an automobile comprising the automobile back panel assembly of any one of the preceding claims.

It can be understood that the automobile with the automobile back panel assembly is low in the height of the back-up door sill of the automobile, so that a user can conveniently take and put articles, and the structural strength of the automobile back panel assembly is improved, and the automobile body protective performance is improved.

Due to the application of the scheme, compared with the prior art, the application has the following advantages:

according to the automobile back panel assembly and the automobile, the end, close to the tail gate spigot, of the back panel is bent, the local rigidity of the back panel is improved, and the bent back panel and the back panel form a reinforcing cavity, so that the structure of the automobile back panel assembly is reinforced, the rigidity of the automobile back panel assembly is improved, and the back collision performance of the automobile is met; meanwhile, the outer plate is folded, so that the height of the outer plate along the height direction of the automobile is reduced, the height of the tail gate spigot is reduced, the position of the tail gate spigot is the position of the automobile trunk threshold, the height of the automobile trunk threshold is reduced, and the user can take and put articles conveniently.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments or the conventional techniques of the present application, the drawings required for the descriptions of the embodiments or the conventional techniques will be briefly described below, and it is apparent that the drawings in the following descriptions are only some embodiments of the present application, and other drawings may be obtained according to the drawings without inventive effort for those skilled in the art.

Fig. 1 is an exploded view of a back panel assembly of a motor vehicle according to an embodiment of the present application.

Fig. 2 is a schematic structural view of a back panel assembly of a vehicle according to an embodiment of the present application.

Fig. 3 is a schematic view of a back panel assembly and a welding gun according to an embodiment of the application.

Fig. 4 is a partial cross-sectional view of fig. 3.

Fig. 5 is a schematic view of a bracket according to an embodiment of the application.

Reference numerals: 100. automobile back panel assembly; 10. a rear wall inner plate; 11. a first overlay; 12. a second facing; 13. welding holes; 20. a rear outer panel; 21. a tail gate spigot; 22. a groove; 221. an opening; 23. a reinforcing cavity; 24. a first mating surface; 25. a second mating surface; 26. a first reinforcing rib; 30. a bracket; 31. a first plate body; 32. a second plate body; 33. a second reinforcing rib; 200. a welding gun; 210. gun head.

Detailed Description

In order that the above objects, features and advantages of the application will be readily understood, a more particular description of the application will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. The present application may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the application, whereby the application is not limited to the specific embodiments disclosed below.

It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. The terms "vertical", "horizontal", "upper", "lower", "left", "right" and the like are used in the description of the present application for the purpose of illustration only and do not represent the only embodiment.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present application, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present application, unless expressly stated or limited otherwise, a first feature "up" or "down" on a second feature may be that the first feature is in direct contact with the second feature, or that the first feature and the second feature are in indirect contact through intermedial media. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely under the second feature, or simply indicating that the first feature is less level than the second feature.

Unless defined otherwise, all technical and scientific terms used in the specification of the present application have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. The term "and/or" as used in the description of the present application includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 4, an automobile back panel assembly 100 according to an embodiment of the present application includes a back panel 20 and a back panel 10, wherein, along the height direction of an automobile, one end of the back panel 20 has a tail gate seam allowance 21, and one end of the back panel 20 near the tail gate seam allowance 21 is bent, so as to improve the local rigidity of the back panel 20, and simultaneously reduce the height of the back panel 20 along the height direction of the automobile, thereby reducing the height of the tail gate seam allowance 21, and the position of the tail gate seam allowance 21 is the position of a threshold of the automobile, which is beneficial to reducing the height of the threshold of the automobile, and is convenient for users to take and put articles. The recess 22 that has opening 221 is formed to one side of enclose planking 20 after, encloses the planking 20 after enclose the inner panel 10 and is connected and with opening 221 cover enclose the planking 20 after with after, enclose the inner panel 10 after and enclose the cavity 23 between the planking 20 after, strengthened the overall structure of dash board assembly 100 after the car, promoted the rigidity of dash board assembly 100 after the car, satisfy the car and bump the performance after.

In an embodiment, the back wall inner plate 10 and the back wall outer plate 20 are connected by welding, so as to ensure the connection stability between the back wall inner plate 10 and the back wall outer plate 20.

In this embodiment, the back wall inner plate 10 is provided with a first facing 11 and a second facing 12 on a side close to the back wall outer plate 20, and the back wall outer plate 20 is provided with a first mating surface 24 and a second mating surface 25 at the opening 221, wherein the first facing 11 is bonded to the first mating surface 24 and welded, and the second facing 12 is bonded to the second mating surface 25 and welded.

In one embodiment, the rear wall outer panel 20 is provided with a plurality of first reinforcing ribs 26, and the plurality of first reinforcing ribs 26 extend in the height direction of the automobile and are arranged at intervals in the width direction of the automobile. The provision of the first reinforcing bead 26 is advantageous in increasing the structural strength of the dash outer panel 20, thereby improving the overall structural strength of the automobile dash assembly 100.

In one embodiment, the automobile back panel assembly further includes a bracket 30, wherein the bracket 30 is located at an end of the back outer panel 20 having the tail gate spigot 21 and is connected to a side surface of the back outer panel 20 facing away from the opening 221, that is, the bracket 30 is connected to an end of the back outer panel 20 near the tail gate spigot 21, and the bracket 30 is used for mounting a rear bumper.

It should be noted that, during the design process, it is generally desirable to raise the height of the bracket 30 so that the bracket 30 is close to the tail gate spigot 21, which is advantageous for mounting the rear bumper on the bracket, and if the mounting height of the bracket 30 on the rear wall outer panel 20 is too low, mounting problems of the rear bumper on the bracket 30 may be caused. Therefore, the bracket 30 is disposed near the end of the rear wall outer panel 20 having the tail gate spigot 21, so that the rear bumper is conveniently engaged with the automobile rear wall panel assembly 100 when the rear bumper is mounted on the bracket 30, which is advantageous for mounting the rear bumper.

In an embodiment, the bracket 30 is connected with the back outer panel 20 by welding, so as to improve the connection stability between the bracket 30 and the back outer panel 20.

As shown in fig. 3 and 4, in the present embodiment, the rear wall inner panel 10 is provided with a welding hole 13, and the welding hole 13 communicates with the reinforcement cavity 23 so that the tip 210 of the welding gun 200 can extend into the reinforcement cavity 23 through the welding hole and weld the bracket 30 and the rear wall outer panel 20. In this way, the welding holes 13 can provide a space required for the operation of the welding gun 200 during the welding of the bracket 30 to the rear outer panel 20, so that the welding is facilitated.

Further, the number of the welding holes 13 is plural, and the plural welding holes 13 are provided at intervals along the longitudinal direction of the rear wall inner panel 10. In this manner, the position of the welding gun 200 is adjusted so that the welding gun 200 can make a plurality of welding spots at the corresponding positions of the bracket 30.

In other embodiments, the bracket 30 and the rear wall outer panel 20 may be fixed by bolting, bonding, or clamping, and may be selected according to practical requirements.

As shown in FIG. 5, in one embodiment, the bracket 30 includes a first plate 31 and a second plate 32, the first plate 31 is welded to the back outer plate 20, the second plate 32 is connected to the first plate 31 and disposed at an angle p, and 110 DEG p is equal to or greater than 120 deg.

Specifically, the value of p can be 110 °, 112 °, 114 °, 116 °, 118 ° or 120 °, etc., and can be adjusted according to actual requirements.

As shown in fig. 2, in an embodiment, the support 30 is further formed with a plurality of second reinforcing ribs 33, and the plurality of second reinforcing ribs 33 are arranged at intervals along the length direction of the support 30 to enhance the structural strength of the support 30.

The application also provides an automobile, comprising the automobile back panel assembly 100 of any one of the above, wherein the automobile with the automobile back panel assembly 100 is applied, the height of a back door sill of the automobile is reduced, the user can conveniently take and put articles, and the structural strength of the automobile back panel assembly 100 is improved, so that the protection performance of an automobile body is improved.

The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The above examples illustrate only a few embodiments of the application, which are described in detail and are not to be construed as limiting the scope of the claims. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the application, which are all within the scope of the application. Accordingly, the scope of the application should be determined from the following claims.

Claims (10)

1. The automobile back panel assembly (100) is characterized by comprising a back panel outer plate (20) and a back panel inner plate (10), wherein one end of the back panel outer plate (20) is provided with a tail gate spigot (21) along the height direction of an automobile, one end, close to the tail gate spigot (21), of the back panel outer plate (20) is bent, and a groove (22) with an opening (221) is formed on one side of the back panel outer plate (20); the back wall inner plate (10) is connected with the back wall outer plate (20) and covers the opening (221) so as to form a reinforcing cavity (23) with the back wall outer plate (20).

2. The automobile back panel assembly according to claim 1, wherein the back wall inner panel (10) and the back wall outer panel (20) are connected by welding.

3. The automobile back panel assembly according to claim 2, wherein the back wall inner panel (10) is provided with a first facing surface (11) and a second facing surface (12) on a side close to the back wall outer panel (20), and the back wall outer panel (20) is provided with a first mating surface (24) and a second mating surface (25) at the opening (221);

the first overlay (11) is attached to and welded to the first mating surface (24), and the second overlay (12) is attached to and welded to the second mating surface (25).

4. The automobile back panel assembly according to claim 1, wherein the back panel (20) is provided with a first reinforcing rib (26).

5. The automobile back panel assembly according to claim 1, wherein the automobile back panel assembly (100) further comprises a bracket (30), the bracket (30) is located at one end of the back wall outer panel (20) with the tail gate spigot (21) and is connected to a side surface of the back wall outer panel (20) facing away from the opening (221), and the bracket (30) is used for mounting a rear bumper.

6. The automobile back panel assembly according to claim 5, wherein the bracket (30) and the back panel (20) are connected by welding.

7. The automobile back panel assembly according to claim 6, wherein the back wall inner panel (10) is provided with a welding hole (13), the welding hole (13) is communicated with the reinforcing cavity (23) so that a gun head (210) of the welding gun (200) can extend into the reinforcing cavity (23) through the welding hole (13), and the bracket (30) and the back wall outer panel (20) are welded.

8. The automobile back panel assembly according to claim 7, wherein the number of the welding holes (13) is plural, and the plurality of the welding holes (13) are provided at intervals along the length direction of the back inner panel (10).

9. The automobile back panel assembly according to claim 5, wherein the bracket (30) comprises a first plate body (31) and a second plate body (32), the first plate body (31) is welded on the back wall outer plate (20), the second plate body (32) is connected with the first plate body (31) and is arranged at an angle p, and p is more than or equal to 110 degrees and less than or equal to 120 degrees.

10. An automobile comprising the automobile back panel assembly (100) according to any one of claims 1 to 9.