CN217835780U - Rear wall assembly and vehicle with same - Google Patents

Abstract

The application discloses enclose assembly and have its vehicle after, enclose the assembly and include after: the rear bumper comprises a rear wall inner plate assembly, a rear wall outer plate, a middle rear floor assembly, a rear anti-collision beam reinforcing plate, a rear bumper bracket and a rear bumper; enclose between the planking after the back anticollision roof beam reinforcing plate lies in back and encloses the inner panel assembly and after, the side that the back anticollision roof beam reinforcing plate deviates from back anticollision roof beam reinforcing plate is located to the back bumper support, and the connection can be dismantled with the downside of rear bumper to the back bumper support, and wherein, back anticollision roof beam reinforcing plate is including the left reinforcing plate of the back anticollision roof beam and the right reinforcing plate of back anticollision roof beam that lie in the back and enclose the planking left and right sides, and the back bumper support is including the back bumper left side support, the back bumper right side support that lie in the back and enclose the planking left and right sides. According to the utility model discloses enclose the assembly after, such design can solve soldering turret and bumper well support interference problem, and can improve the structural strength of whole car and prolong the life of whole car, improves the exquisite sense of outward appearance of whole car.

Description

Rear wall assembly and vehicle with same

Technical Field

The utility model belongs to the technical field of the automotive technology and specifically relates to a enclose assembly and have its vehicle after.

Background

In the prior art, due to the problems of the A surface modeling of the rear bumper and the forming process of the rear bumper, the existing middle bracket of the rear bumper interferes with a welding tongs for welding the seam allowance position of the rear wall assembly after being welded with the outer plate of the rear wall, and the welding process specification is not met, so that the rear wall assembly cannot be welded; the contact area between the left/right side bracket of the rear bumper and the rear wall outer plate, the CAE fatigue analysis simulation life of the rear wall outer plate is short, the CAE durability target of the automobile body is not met, and the service life of the whole automobile is short. There is rear bumper installing support intensity and rigidity not enough simultaneously, and rear bumper exists flagging problem, leads to rear bumper and back tail lamp and side wall to match the poor unsatisfied theoretical design of back clearance face, and the exquisite perception of whole car outward appearance is poor.

Disclosure of Invention

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a enclose assembly after, it can solve soldering turret and bumper middle support interference problem, and can improve the structural strength of whole car and prolong the life of whole car, improves the exquisite sense of outward appearance of whole car.

According to the utility model discloses enclose the assembly after include: the rear bumper comprises a rear wall inner plate assembly, a rear wall outer plate, a middle rear floor assembly, a rear anti-collision beam reinforcing plate, a rear bumper bracket and a rear bumper; the rear bumper bracket comprises a rear bumper left reinforcing plate and a rear bumper right reinforcing plate which are positioned on the left side and the right side of the rear wall outer plate, and the rear bumper bracket comprises a rear bumper left side bracket and a rear bumper right side bracket which are positioned on the left side and the right side of the rear wall outer plate; the rear anti-collision beam left reinforcing plate is provided with a first welding part, a second welding part and a third welding part, two sides of the first welding part are respectively welded with the rear wall inner plate and the rear wall outer plate, two sides of the second welding part are respectively welded with the middle rear floor assembly and the rear wall outer plate, and the third welding part is welded with the rear wall outer plate and the rear bumper left side bracket; the rear anti-collision beam right reinforcing plate is provided with a fourth welding portion, a fifth welding portion and a sixth welding portion, two sides of the fourth welding portion are respectively welded with the rear wall inner plate and the rear wall outer plate, two sides of the fifth welding portion are respectively welded with the middle rear floor assembly and the rear wall outer plate, and the sixth welding portion is welded with the rear wall outer plate and the right side bracket of the rear bumper.

According to the utility model discloses enclose the assembly after, through setting up the back anticollision roof beam reinforcing plate, make and enclose the inner panel after, well back floor assembly and rear bumper support all link together through back anticollision roof beam reinforcing plate and back planking, thus, make rigidity and structural strength of anticollision roof beam mounting point, the structural strength of back traction device mounting point and rear bumper support's structural strength and rigidity obtain the reinforcing, and simultaneously, bumper support encloses planking contact area rigidity and intensity after the reinforcement, make its non-deformable, there are better holding power and durability, prolong its life, improve the exquisite sense of whole car outward appearance.

In addition, according to the utility model discloses a back encloses the assembly, can also have following additional technical characterstic:

in some embodiments, the rear bumper left bracket has a first welding profile and a second welding profile, the first welding profile is welded with the rear wall outer plate and the third welding part, and the second welding profile is welded with the rear wall outer plate and the middle rear floor assembly; the rear bumper right side support has third welding profile and fourth welding profile, the third welding profile with enclose the planking after enclose the welding of sixth weld part, the fourth welding profile with enclose the planking after enclose the welding of well back floor assembly.

In some embodiments, the left bracket of the rear bumper is provided with first reinforcing flanges on two sides, and a first reinforcing step is arranged between the two first reinforcing flanges; and the two sides of the right bracket of the rear bumper are respectively provided with a second reinforcing flange, and a second reinforcing step is arranged between the second reinforcing flanges.

In some embodiments, the rear wall assembly further comprises at least one mid-bracket assembly removably attached to an upper side of the rear bumper, the mid-bracket assembly comprising: the nut plate comprises a plate body and a stud fixedly connected with the plate body, the plate body is welded with the rear wall outer plate, and a screw hole matched with the stud is formed in the rear bumper middle support.

In some embodiments, the rear bumper middle bracket comprises a fixing plate and a mounting plate, the fixing plate is provided with the screw hole, and the mounting plate is provided with a positioning portion, a limiting portion, a clamping portion and a guide portion, wherein the positioning portion is matched with the rear bumper, the positioning portion is a positioning bolt, the limiting portion is a limiting boss, the clamping portion is an elastic bolt, and the guide portion is a guide flange.

In some embodiments, the rear wall assembly further comprises a left rear bumper mounting bracket and a right rear bumper mounting bracket, the left rear bumper mounting bracket and the right rear bumper mounting bracket being located on the left and right sides of the mid-frame assembly, respectively, the left rear bumper mounting bracket and the right rear bumper mounting bracket each comprising: a rear bumper mounting portion bolted to the rear bumper; welding legs, the welding legs have threely, threely the welding legs surrounds the axial interval of rear bumper installation department, threely the welding legs all with enclose the planking welding after.

In some embodiments, the back wall assembly further includes a sealing element, the sealing element is a sealant, and the sealant is located at a welding seam between the plate body and the back wall outer plate.

In some embodiments, the mid-rear floor assembly comprises: back anticollision roof beam left mounting panel reinforcing plate and back anticollision roof beam right mounting panel reinforcing plate, the second weld part with back anticollision roof beam left mounting panel reinforcing plate welding, the fifth weld part with back anticollision roof beam right mounting panel reinforcing plate welding.

In some embodiments, the second weld has crush holes.

The utility model discloses still provide a vehicle that has above-mentioned embodiment.

According to the utility model discloses the vehicle encloses the assembly through setting up the back in the above-mentioned embodiment, can improve the structural strength, the rigidity of whole car and prolong the life of whole car, improves the exquisite sense of outward appearance of whole car.

Drawings

Fig. 1 is a schematic structural view of a rear wall assembly according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of a rear fender assembly rear bumper mounting bracket reinforcement structure (first angle) according to an embodiment of the present invention;

fig. 3 is a cross-sectional view of a rear fender assembly rear bumper mounting bracket reinforcement structure (second angle) according to an embodiment of the present invention;

fig. 4 is a cross-sectional view of a rear fender assembly rear bumper mounting bracket reinforcement structure (third angle) according to an embodiment of the present invention;

fig. 5 is a cross-sectional view of a rear fender assembly rear bumper mounting bracket reinforcement structure (fourth angle) in accordance with an embodiment of the present invention;

fig. 6 is a schematic structural view of a rear wall assembly rear bumper mounting bracket reinforcing structure according to an embodiment of the present invention;

fig. 7 is an exploded view of a rear fender assembly rear bumper mounting bracket reinforcement structure (first portion) according to an embodiment of the present invention;

fig. 8 is an exploded view of a rear bumper mounting bracket reinforcement structure (second portion) according to an embodiment of the present invention;

fig. 9 is an exploded view of a rear fender assembly rear bumper mounting bracket reinforcement structure (third portion) according to an embodiment of the present invention;

fig. 10 is an exploded view of a rear fender assembly rear bumper mounting bracket reinforcement structure (fourth section) according to an embodiment of the present invention;

fig. 11 is an exploded view of a rear fender assembly rear bumper mounting bracket reinforcement structure (fifth section) according to an embodiment of the present invention;

fig. 12 is an exploded view of a rear bumper mounting bracket reinforcement structure (sixth section) according to an embodiment of the present invention;

fig. 13 is a schematic structural view of a left side bracket of a rear bumper of a rear wall assembly (the right side bracket of the rear bumper is symmetrical with the left side) according to an embodiment of the present invention;

fig. 14 is a schematic structural view of a left rear bumper mounting bracket (symmetrical to the left) of a rear fender assembly according to an embodiment of the present invention;

FIG. 15 is a schematic structural view of a rear wall assembly nut plate according to an embodiment of the present invention;

fig. 16 is a schematic structural view of a rear bumper beam left reinforcing plate (symmetrical to the rear bumper beam right reinforcing plate) of the rear wall assembly according to the embodiment of the present invention;

fig. 17 is a schematic structural view of a bracket in a rear bumper of a rear wall assembly according to an embodiment of the present invention.

Reference numerals:

100. a rear wall assembly;

1. a rear wall outer plate;

2. a rear wall inner plate assembly;

3. a middle and rear floor assembly;

4. a rear impact beam stiffener; 41. a rear impact beam left gusset; 42. a rear impact beam right reinforcing plate; 401. a first weld; 402. a second weld; 403. a third weld; 4021. crushing the hole;

5. a rear bumper bracket; 51. a rear bumper left side bracket; 52. a rear bumper right bracket; 501. a first welding profile; 502. a second welding profile; 503. a first reinforcing flange; 504. a first reinforcement step;

6. a middle support assembly; 61. a nut plate; 62. a rear bumper middle bracket; 601. a plate body; 602. a stud; 603. a fixing plate; 604. mounting a plate; 6031. a screw hole; 6041. a positioning part; 6042. a limiting part; 6043. a clamping part; 6044. a guide portion;

7. a rear bumper left mounting bracket; 8. a rear bumper right mounting bracket; 9. a rear bumper mounting portion;

10. welding the supporting legs; 11. a rear bumper; 12. a rear impact beam; 13. a reinforcing plate is arranged on the left mounting plate of the rear anti-collision beam;

14. and a reinforcing plate is arranged on the right mounting plate of the rear anti-collision beam.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

First, a rear wall assembly 100 according to an embodiment of the present invention is described with reference to fig. 1 to 17.

As shown in fig. 1 to 17, a rear wall assembly 100 according to an embodiment of the present invention includes: the rear wall structure comprises a rear wall inner plate assembly 2, a rear wall outer plate 1, a middle and rear floor assembly 3, a rear anti-collision beam reinforcing plate 4, a rear bumper bracket 5 and a rear bumper; after crashproof roof beam reinforcing plate 4 be located enclose after 2 between planking 1 with enclose after with between planking, after bumper bracket 5 is located enclose after 1 planking and deviates from the side of back crashproof roof beam reinforcing plate 4, after bumper bracket 5 can be dismantled with the downside of rear bumper and be connected, wherein, after crashproof roof beam reinforcing plate 4 is including the back crashproof roof beam left side reinforcing plate 41 and the back crashproof roof beam right side reinforcing plate 42 that are located enclose behind 1 planking left and right sides, after bumper bracket 5 is including the back bumper left side support 51 that is located enclose behind 1 planking left and right sides, after bumper right side support 52.

Furthermore, the rear anti-collision beam left reinforcing plate 41 is provided with a first welding part 401, a second welding part 402 and a third welding part 403, two sides of the first welding part 401 are respectively welded with the rear wall inner plate and the rear wall outer plate 1, so that the rear anti-collision beam left reinforcing plate 41 is welded with the rear wall inner plate and the rear wall outer plate 1 through the first welding part 401, and thus, the three parts are connected into a whole, the rigidity and the structural strength of a rear anti-collision beam mounting point can be improved, the structural strength of a rear traction device mounting point is enhanced, the rear traction device mounting point is not easy to deform, and the rear anti-collision beam left reinforcing plate has better supporting capability; the two sides of the second welding part 402 are respectively welded with the middle and rear floor assembly 3 and the rear wall outer plate 1, so that the rear anti-collision beam left reinforcing plate 41 is welded with the middle and rear floor assembly 3 and the rear wall outer plate 1 through the second welding part 402, and the three parts are connected into a whole, and the rigidity and the structural strength of a rear anti-collision beam mounting point can be further improved; the third welding part 403 is welded with the rear wall outer plate 1 and the left side bracket 51 of the rear bumper; make back crashproof roof beam left reinforcing plate 41 enclose planking 1 and rear bumper left side support 51 welding together after through third weld part 403, like this, the three connects to become a whole, can promote rear bumper left side support 51's structural strength and rigidity, and reinforcement rear bumper left side support 51 encloses planking 1 contact area rigidity and intensity after with for it has better support nature, non-deformable damage.

Furthermore, a rear impact beam right reinforcing plate 42 (which has the same component as the rear impact beam left reinforcing plate 41) symmetrically arranged about a central axis in the left-right direction of the vehicle (for example, as shown in fig. 1) has a fourth welding part, a fifth welding part and a sixth welding part, two sides of the fourth welding part are respectively welded with the rear surrounding inner plate and the rear surrounding outer plate 1, so that the rear impact beam right reinforcing plate 42 is welded with the rear surrounding inner plate and the rear surrounding outer plate 1 through the fourth welding part, and thus, the three parts are connected into a whole, the rigidity and the structural strength of a rear impact beam mounting point can be improved, the structural strength of a rear traction device mounting point is enhanced, the rear impact beam right reinforcing plate is not easy to deform, and the rear impact beam right reinforcing plate has better supporting capability; the two sides of the fifth welding part are respectively welded with the middle rear floor assembly 3 and the rear wall outer plate 1, so that the rear anti-collision beam right reinforcing plate 42 is welded with the middle rear floor assembly 3 and the rear wall outer plate 1 together through the fifth welding part, and the three parts are connected into a whole, so that the rigidity and the structural strength of a rear anti-collision beam mounting point can be further improved; the sixth welded portion is welded to the quarter outer panel 1 and the rear bumper right bracket 52. Make the right reinforcing plate 42 of back anticollision roof beam through the welding of sixth weld portion with enclose planking 1 and rear bumper right side support 52 after together, like this, the three is connected and is become a whole, can promote rear bumper right side support 52's structural strength and rigidity, and reinforcement rear bumper right side support 52 encloses planking 1 contact area rigidity and intensity after with for it has better support nature, non-deformable damages.

In addition, through setting up back crashproof roof beam reinforcing plate 4 (including controlling the reinforcing plate), make back enclose the inner panel, well back floor assembly 3 and rear bumper bracket 5 (including controlling the support) all link together through back crashproof roof beam reinforcing plate 4 and back wall planking 1 after for the wholeness and the uniformity that enclose assembly 100 after make are better, and holistic structural strength and rigidity also obtain improving, can provide more stable support.

According to the utility model discloses enclose assembly 100 after, through setting up back anticollision roof beam reinforcing plate 4, make after enclose the inner panel, well back floor assembly 3 and rear bumper support 5 all link together through back anticollision roof beam reinforcing plate 4 and after enclose planking 1, thus, make rigidity and structural strength of anticollision roof beam mounting point, the structural strength of back traction device mounting point and rear bumper support 5's structural strength and rigidity obtain strengthening, and simultaneously, enclose planking 1 contact area rigidity and intensity after reinforcement rear bumper support 5, make its non-deformable, there are better bearing capacity and durability, prolong its life, improve the exquisite sense of whole car outward appearance.

In an embodiment of the present invention, as shown in fig. 1 to 17, the left bracket 51 of the rear bumper has a first welding profile 501 and a second welding profile 502, the first welding profile 501 is welded to the rear wall outer panel 1 and the third welding portion 403, and the second welding profile 502 is welded to the rear wall outer panel 1 and the middle and rear floor assembly 3; utilize first welding profile 501 and second welding profile 502, link together rear bumper left side support 51 with enclose planking 1, back crashproof roof beam left reinforcing plate 41 and well back floor assembly 3 after, like this, can improve rear bumper left side support 51's structural strength and rigidity for rear bumper left side support 51's support nature is better, makes its non-deformable, has longer life and better durability.

Further, the rear bumper right side bracket 52 (having the same components as the rear bumper left side bracket 51) arranged symmetrically about the center axis in the vehicle right-left direction (shown in fig. 1, for example) has a third welding profile welded to the rear wall outer panel 1 and the sixth welding portion and a fourth welding profile welded to the rear wall outer panel 1 and the center rear floor assembly 3. Like the rear bumper left side bracket 51, the rear bumper right side bracket 52 is connected with the rear wall outer panel 1, the rear impact beam right reinforcement panel 42 and the middle rear floor assembly 3 by using the third welding profile and the fourth welding profile, so that the structural strength, rigidity and supporting performance are enhanced, and the service life is longer and the durability is better.

In an embodiment of the present invention, as shown in fig. 1 to 17, the two sides of the left bracket 51 of the rear bumper are respectively provided with a first reinforcing flange 503, and a first reinforcing step 504 is provided between the two first reinforcing flanges 503; both sides of the rear bumper right side bracket 52 are provided with second reinforcing flanges, and a second reinforcing step is provided between the two second reinforcing flanges. Strengthen the turn-ups and strengthen the setting of step all for structural strength, rigidity and the support performance that improves rear bumper bracket 5 for rear bumper bracket 5 is whole when bearing the impact or after using for a long time non-deformable and damage more.

In an embodiment of the present invention, as shown in fig. 1 to 17, the rear wall assembly 100 may further include at least one middle bracket assembly 6, the middle bracket assembly 6 is detachably connected to the upper side of the rear bumper, and the detachable connection may be a bolt connection or other connection; the middle support assembly 6 comprises: the nut plate 61 comprises a plate body 601 and a stud 602 fixedly connected with the plate body 601, the plate body 601 is welded with the outer rear wall panel 1, and the rear bumper middle bracket 62 is provided with a screw hole 6031 matched with the stud 602. In some embodiments, for example, as shown in fig. 1, the stud 602 on the plate body 601 of the nut plate 61 may be provided with two waterproof type bearing surface projection welding bolts, so that not only can the strength of the mounting point of the bracket 62 in the rear bumper be improved, but also the sealing and waterproof requirements of the whole vehicle can be met, and water is prevented from permeating into the vehicle from the mounting point of the bracket and damaging parts in the vehicle; in addition, the number of the middle support assembly 6 can be two or more, and is not limited to one, and the middle support assembly can be adjusted according to actual requirements.

In an embodiment of the present invention, as shown in fig. 1 to 17, the rear bumper middle bracket 62 may include: fixed plate 603 and mounting panel 604, fixed plate 603 has screw 6031, and mounting panel 604 has with rear bumper complex location portion 6041, spacing portion 6042, joint portion 6043 and guide part 6044, and wherein, location portion 6041 is positioning bolt, and spacing portion 6042 is spacing boss, and joint portion 6043 is the elasticity spring bolt, and guide part 6044 is the turn-ups that leads. In this embodiment, the bracket 62 in the rear bumper is matched with the stud 602 on the nut plate 61 through the screw hole 6031 on the fixing plate 603, so as to be fixed on the nut plate 61, and thus, the problem of interference between the rear bumper middle bracket 62 and the welding tongs at the seam allowance position of the rear wall inner plate assembly 2 after the rear bumper middle bracket 62 and the rear wall outer plate 1 assembly are directly welded can be solved, and the welding position overlapping is avoided, so as to prevent the problem of incapability of welding, and the rear bumper middle bracket 62 is fixed on the nut plate 61 by using a bolt connection, so that the strength of the mounting point of the rear bumper middle bracket 62 can be improved, and the problem of difficulty in projection welding of large-size parts of the rear wall outer plate 1 can be solved.

Further, the positioning bolt on the mounting panel 604 cooperates with the hole site (not shown in the figure) on the rear bumper inner wall, a removal that is used for restricting rear bumper left and right direction (for example the direction shown in fig. 1), spacing boss on the mounting panel 604 cooperates with recess (not shown in the figure) on the rear bumper inner wall, a removal that is used for restricting rear bumper front and back direction (for example the direction shown in fig. 1), the elastic latch tongue on the mounting panel 604 cooperates with the rear bumper, connect for the rear bumper joint and provide the mounting plane, the direction turn-ups on the mounting panel 604 can provide direction protective structure for installing the rear bumper, prevent by the fish tail in the rear bumper installation.

In an embodiment of the present invention, as shown in fig. 1 to 17, the back wall assembly 100 may further include: rear bumper left installing support 7 and rear bumper right installing support 8, rear bumper left installing support 7 and rear bumper right installing support 8 are located the left and right sides of well support assembly 6 respectively, and such design can provide better support for rear bumper, and rear bumper left installing support 7 and rear bumper right installing support 8 all include: a rear bumper mounting portion 9 and a welding leg 10; the rear bumper mounting portion 9 is bolted to the rear bumper, so that the rear bumper can be easily removed and replaced; the welding legs 10 have three, three welding legs 10 are spaced apart around the axial direction of the rear bumper mounting portion 9, and the three welding legs 10 are each welded to the quarter outer panel 1. By arranging the three welding legs 10, the welding stability can be improved, so that the connection between the rear bumper mounting bracket and the rear wall outer plate 1 is firmer and is not easy to fall off and deform; in addition, the number of the welding legs 10 can be adjusted according to actual needs, and is not limited in detail here.

In an embodiment of the present invention, as shown in fig. 1 to 17, the back wall assembly 100 may further include: the sealing element is a sealant, and the sealant is located at a welding seam between the plate body 601 and the rear wall outer plate 1. Like this, can make whole car satisfy sealed waterproof requirement, prevent that water from leading to the fact the damage to spare part in the car in the support mounting point department infiltration car.

In an embodiment of the present invention, as shown in fig. 1 to 17, the middle and rear floor assembly 3 includes: a rear impact beam left mounting plate 604 reinforcing plate (not shown) and a rear impact beam right mounting plate 604 reinforcing plate (not shown), a second weld 402 is welded with the rear impact beam left mounting plate 604 reinforcing plate, and a fifth weld is welded with the rear impact beam right mounting plate 604 reinforcing plate. Like this, can promote the rigidity and the structural strength of back anticollision roof beam mounting point, strengthen the structural strength of back draw gear mounting point, avoid because of the not enough in traction process automobile body fracture risk that leads to of back draw gear intensity.

In an embodiment of the present invention, as shown in fig. 1 to 17, the second welding portion 402 has a crushing hole 4021. Therefore, the problem that the energy absorption box is not sufficiently crushed and deformed due to the fact that a rear towing hook threaded pipe arranged in the energy absorption box is inwardly invaded to impact a metal plate when the rear-end collision occurs at a low speed can be solved.

A rear wall assembly 100 according to an embodiment of the present invention is described below with reference to fig. 1 to 17.

Specifically, as shown in fig. 1 to 17, the rear wall assembly 100 includes: the rear bumper comprises a rear wall inner plate assembly 2, a rear wall outer plate 1, a middle rear floor assembly 3, a rear anti-collision beam reinforcing plate 4, a rear bumper bracket 5, a rear bumper, a middle bracket assembly 6, a rear bumper left mounting bracket 7, a rear bumper right mounting bracket 8 and a sealing element; the rear anti-collision beam reinforcing plate 4 is positioned between the rear wall inner plate assembly 2 and the rear wall outer plate 1, the rear bumper bracket 5 is positioned on the side of the rear wall outer plate 1 deviating from the rear anti-collision beam reinforcing plate 4, and the rear bumper bracket 5 is detachably connected with the lower side of a rear bumper, wherein the rear anti-collision beam reinforcing plate 4 comprises a rear anti-collision beam left reinforcing plate 41 and a rear anti-collision beam right reinforcing plate 42 which are positioned on the left side and the right side of the rear wall outer plate 1, and the rear bumper bracket 5 comprises a rear bumper left side bracket 51 and a rear bumper right side bracket 52 which are positioned on the left side and the right side of the rear wall outer plate 1; the rear anti-collision beam left reinforcing plate 41 is provided with a first welding part 401, a second welding part 402 and a third welding part 403, two sides of the first welding part 401 are respectively welded with the rear wall inner plate and the rear wall outer plate 1, two sides of the second welding part 402 are respectively welded with the middle rear floor assembly 3 and the rear wall outer plate 1, and the third welding part 403 is welded with the rear wall outer plate 1 and the rear bumper left side bracket 51; the rear anti-collision beam right reinforcing plate 42 is provided with a fourth welding part, a fifth welding part and a sixth welding part, wherein two sides of the fourth welding part are respectively welded with the rear wall inner plate and the rear wall outer plate 1, two sides of the fifth welding part are respectively welded with the middle rear floor assembly 3 and the rear wall outer plate 1, and the sixth welding part is welded with the rear wall outer plate 1 and the rear bumper right side bracket 52.

Further, the left bracket 51 of the rear bumper is provided with a first welding profile 501 and a second welding profile 502, the first welding profile 501 is welded with the outer panel 1 of the rear wall and the third welding part 403, and the second welding profile 502 is welded with the outer panel 1 of the rear wall and the middle-rear floor assembly 3; the right side bracket 52 of the rear bumper is provided with a third welding profile and a fourth welding profile, the third welding profile is welded with the rear wall outer plate 1 and a sixth welding part, and the fourth welding profile is welded with the rear wall outer plate 1 and the middle and rear floor assembly 3; the two sides of the left side bracket 51 of the rear bumper are respectively provided with a first reinforcing flange 503, and a first reinforcing step 504 is arranged between the two first reinforcing flanges 503; both sides of the rear bumper right bracket 52 have second reinforcing flanges, and a second reinforcing step is provided between the two second reinforcing flanges.

Further, the rear wall assembly 100 further includes two middle bracket assemblies 6, the middle bracket assemblies 6 are bolted to the upper side of the rear bumper, and the middle bracket assemblies 6 include: the nut plate 61 comprises a plate body 601 and a stud 602 fixedly connected with the plate body 601, the plate body 601 is welded with the rear wall outer plate 1, and the rear bumper middle bracket 62 is provided with a screw hole 6031 matched with the stud 602; the rear bumper middle bracket 62 comprises a fixing plate 603 and a mounting plate 604, the fixing plate 603 has a screw hole 6031, the mounting plate 604 has a positioning part 6041, a limiting part 6042, a clamping part 6043 and a guiding part 6044 which are matched with the rear bumper, wherein the positioning part 6041 is a positioning bolt, the limiting part 6042 is a limiting boss, the clamping part 6043 is an elastic bolt, and the guiding part 6044 is a guiding flanging; the rear wall assembly 100 further includes: rear bumper left installing support 7 and rear bumper right installing support 8, rear bumper left installing support 7 and rear bumper right installing support 8 are located the left and right sides of well support assembly 6 respectively, and rear bumper left installing support 7 and rear bumper right installing support 8 all include: a rear bumper mounting portion 9 and a welding leg 10; the rear bumper mounting portion 9 is bolted to the rear bumper; the welding legs 10 are three, the three welding legs 10 are spaced around the axial direction of the rear bumper mounting portion 9, and the three welding legs 10 are all welded with the rear wall outer panel 1; the sealing element is sealant which is positioned at the welding seam between the plate body 601 and the rear wall outer plate 1.

In addition, the middle rear floor assembly 3 includes: a rear impact beam left mounting plate 604 reinforcing plate and a rear impact beam right mounting plate 604 reinforcing plate, a second welding part 402 is welded with the rear impact beam left mounting plate 604 reinforcing plate, and a fifth welding part is welded with the rear impact beam right mounting plate 604 reinforcing plate; the second weld 402 has crush holes 4021.

According to the utility model discloses enclose assembly 100 after concrete embodiment, through setting up back anticollision roof beam reinforcing plate 4, make and enclose the inner panel after making, well back floor assembly 3 and rear bumper support 5 all link together through back anticollision roof beam reinforcing plate 4 and after enclose planking 1, thus, make rigidity and the structural strength of anticollision roof beam mounting point, the structural strength of back traction device mounting point and the structural strength and the rigidity of rear bumper support 5 obtain the reinforcing, and simultaneously, enclose planking 1 contact zone rigidity and intensity after the reinforcing rear bumper support 5, make its non-deformable, have better bearing capacity and durability, prolong its life, improve whole car outward appearance delicacy and feel.

The utility model discloses still provide a vehicle that has above-mentioned embodiment.

According to the utility model discloses the vehicle encloses assembly 100 after through setting up in the above-mentioned embodiment, can improve the structural strength, the rigidity of whole car and prolong the life of whole car, improves the exquisite sense of outward appearance of whole car.

Other configurations and operations of the rear wall assembly 100 and the vehicle according to embodiments of the present invention are known to those of ordinary skill in the art and will not be described in detail herein.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims (10)

1. A rear wall assembly (100), comprising: the rear bumper comprises a rear wall inner plate assembly (2), a rear wall outer plate (1), a middle rear floor assembly (3), a rear anti-collision beam reinforcing plate (4), a rear bumper bracket (5) and a rear bumper, wherein the rear anti-collision beam reinforcing plate (4) is positioned between the rear wall inner plate assembly (2) and the rear wall outer plate (1), the rear bumper bracket (5) is positioned on the side surface of the rear wall outer plate (1) departing from the rear anti-collision beam reinforcing plate (4), the rear bumper bracket (5) is detachably connected with the lower side of the rear bumper, the rear anti-collision beam reinforcing plate (4) comprises a rear anti-collision beam left reinforcing plate (41) and a rear anti-collision beam right reinforcing plate (42) which are positioned on the left side and the right side of the rear wall outer plate (1), and the rear bumper bracket (5) comprises a rear bumper left side bracket (51) and a rear bumper right side bracket (52) which are positioned on the left side and the right side of the rear wall outer plate (1);

the rear anti-collision beam left reinforcing plate (41) is provided with a first welding part (401), a second welding part (402) and a third welding part (403), two sides of the first welding part (401) are respectively welded with the rear wall inner plate and the rear wall outer plate (1), two sides of the second welding part (402) are respectively welded with the middle rear floor assembly (3) and the rear wall outer plate (1), and the third welding part (403) is welded with the rear wall outer plate (1) and a rear bumper left side bracket (51);

rear anti-collision beam right reinforcing plate (42) has fourth weld part, fifth weld part, sixth weld part, the both sides of fourth weld part respectively with enclose the inner panel after enclose planking (1) welding, the both sides of fifth weld part respectively with well back floor assembly (3) enclose planking (1) welding after, sixth weld part with enclose planking (1), rear bumper right side support (52) welding after.

2. The rear wall assembly (100) of claim 1,

the rear bumper left side bracket (51) is provided with a first welding profile (501) and a second welding profile (502), the first welding profile (501) is welded with the rear wall outer plate (1) and the third welding part (403), and the second welding profile (502) is welded with the rear wall outer plate (1) and the middle and rear floor assembly (3);

rear bumper right side support (52) have third welding profile and fourth welding profile, third welding profile with enclose planking (1) after, sixth welding portion welding, fourth welding profile with enclose planking (1) after, well back floor assembly (3) welding.

3. The rear wall assembly (100) of claim 2,

two sides of the left side bracket (51) of the rear bumper are respectively provided with a first reinforcing flange (503), and a first reinforcing step (504) is arranged between the two first reinforcing flanges (503);

and second reinforcing flanges are arranged on two sides of the right side bracket (52) of the rear bumper, and a second reinforcing step is arranged between the two second reinforcing flanges.

4. The rear wall assembly (100) of claim 1, wherein the rear wall assembly (100) further comprises at least one mid-cradle assembly (6), the mid-cradle assembly (6) being removably connected to an upper side of the rear bumper, the mid-cradle assembly (6) comprising: nut plate (61) and rear bumper middle support (62), nut plate (61) including plate body (601) and with plate body (601) fixed connection's double-screw bolt (602), plate body (601) with enclose planking (1) welding after, have on rear bumper middle support (62) with double-screw bolt (602) complex screw (6031).

5. The rear wall assembly (100) of claim 4, wherein the rear bumper middle bracket (62) comprises a fixing plate (603) and a mounting plate (604), the fixing plate (603) is provided with the screw hole (6031), the mounting plate (604) is provided with a positioning portion (6041), a limiting portion (6042), a clamping portion (6043) and a guide portion (6044) which are matched with the rear bumper, wherein the positioning portion (6041) is a positioning bolt, the limiting portion (6042) is a limiting boss, the clamping portion (6043) is an elastic bolt, and the guide portion (6044) is a guide flange.

6. The rear wall assembly (100) of claim 4, wherein the rear wall assembly (100) further comprises a left rear bumper mounting bracket (7) and a right rear bumper mounting bracket (8), the left rear bumper mounting bracket (7) and the right rear bumper mounting bracket (8) are respectively located at the left and right sides of the center pillar assembly (6), and the left rear bumper mounting bracket (7) and the right rear bumper mounting bracket (8) each comprise:

a rear bumper mounting portion (9), the rear bumper mounting portion (9) being bolted to the rear bumper;

welding leg (10), welding leg (10) have three, three welding leg (10) surround the axial interval of rear bumper installation portion (9), three welding leg (10) all with enclose the planking (1) welding after.

7. The rear wall assembly (100) according to claim 4, further comprising a sealing element, wherein the sealing element is a sealant, and the sealant is located at a welding seam between the plate body (601) and the rear wall outer plate (1).

8. The rear wall assembly (100) of claim 1, wherein the middle rear floor assembly (3) comprises: back anticollision roof beam left side mounting panel (604) reinforcing plate and back anticollision roof beam right side mounting panel (604) reinforcing plate, second weld part (402) with back anticollision roof beam left side mounting panel (604) reinforcing plate welding, fifth weld part with back anticollision roof beam right side mounting panel (604) reinforcing plate welding.

9. The rear wall assembly (100) of claim 1, wherein the second weld (402) has crush holes (4021).

10. A vehicle, characterized by comprising a rear wall assembly (100) according to any one of claims 1-9.

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