CN217022679U

CN217022679U - A post assembly and vehicle

Info

Publication number: CN217022679U
Application number: CN202220812992.8U
Authority: CN
Inventors: 姜涛; 王美玲
Original assignee: Great Wall Motor Co Ltd
Current assignee: Great Wall Motor Co Ltd
Priority date: 2022-04-08
Filing date: 2022-04-08
Publication date: 2022-07-22
Anticipated expiration: 2032-04-08

Abstract

The utility model discloses an A-pillar assembly and a vehicle, wherein the A-pillar assembly comprises: an outer plate assembly; the inner plate assembly is covered on one side of the outer plate assembly and defines an installation space with the outer plate assembly; and a reinforcement assembly disposed within the installation space, the reinforcement assembly including: strengthen tubular beam and connecting piece, strengthen the tubular beam and be in extend in the installation space, the connecting piece set up in strengthen on the tubular beam and with planking subassembly fixed connection. Through set up the reinforced tubular beam between inner panel subassembly and planking subassembly, utilize the enclosed construction of reinforced tubular beam and the high characteristics of structural strength, after reinforced tubular beam and A post assembly welding, the performance parameter multiple of A post assembly on automobile body skeleton promotes, and the inside collapse invasion volume of driver's cabin is little when the front side collision takes place, can resist, absorb, the diffusion transmission gives automobile body skeleton with the power that the collision produced better, plays the safety protection effect to driver and crew.

Description

A post assembly and vehicle

Technical Field

The utility model relates to the technical field of vehicles, in particular to an A-pillar assembly and a vehicle.

Background

In order to improve the driving safety of the vehicle better, the vehicle needs better passive safety protection. When a safety accident occurs at the front part of the vehicle, the front anti-collision beam and the vehicle body framework structure are used for resisting, absorbing and diffusing the force generated by collision, so that the safety protection effect of the collision on the driver and the passenger is achieved, the direct protection of the driver and the passenger during the front part collision of the vehicle is the A-column assembly part, the structural design performance of the A-column assembly is strong and weak, and the direct protection of the front collision of the vehicle on the driver and the passenger is in direct relation.

In the related technology, some A-pillar assemblies are of sectional type reinforcing structures, a plurality of reinforcing structural members are sequentially added at the upper, middle and lower parts in a cavity of the A-pillar assembly to improve the weak parts in the process of front collision of the A-pillar assembly, but the integrity of the upper, middle and lower reinforcing plates and the A-pillar assembly after welding is poor, and the structural strength performance of the A-pillar assembly is limited when front collision of a vehicle occurs; some A-pillar assemblies are of an integral reinforcing structure, no reinforcing part is added in a middle cavity of the A-pillar assembly, force applied by a front-side outer framework is resisted mainly by the structural strength of the assembly formed by welding the upper-section reinforcing plate, the upper-section inner plate, the lower-section reinforcing plate and the lower-section inner plate, but the structural deformation of the A-pillar assembly is easily caused when an accident occurs, the force applied by the front framework in the collision process cannot be resisted, absorbed and diffused, the A-pillar assembly is seriously deformed and invades into the interior of a cab, and serious safety accidents of drivers and passengers on the vehicle are caused.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides the A-column assembly, the reinforcing tubular beam is arranged between the outer plate and the inner plate, the length of the reinforcing tubular beam extends along the length direction of the outer plate and the length direction of the inner plate, and the strength requirement of the A-column assembly can be met by utilizing the characteristic of high strength of the sealing structure of the reinforcing tubular beam.

The utility model also provides a vehicle.

An a-pillar assembly according to an embodiment of the first aspect of the utility model, the a-pillar assembly comprising: an outer plate assembly; the inner plate assembly is covered on one side of the outer plate assembly and defines an installation space with the outer plate assembly; and a reinforcement assembly disposed within the installation space, the reinforcement assembly including: strengthen tubular beam and connecting piece, strengthen the tubular beam and be in extend in the installation space, the connecting piece set up in strengthen on the tubular beam and with planking subassembly fixed connection.

According to the A-pillar assembly provided by the embodiment of the utility model, the reinforcing tubular beams are arranged between the inner plate assembly and the outer plate assembly, and the lengths of the reinforcing tubular beams extend along the length directions of the outer plate and the inner plate, so that the strength requirement of the A-pillar assembly on a vehicle body framework can be effectively met by utilizing the advantages of the closed structure of the reinforcing tubular beams and the characteristic of high self structural strength. After the reinforced tubular beam and the A column assembly are welded, the performance parameter multiple of the original A column assembly on the vehicle body framework is improved, the structural design of a plurality of reinforcing parts is omitted, the structural design of the A column assembly is simpler, the light weight is realized, the integrity is better, the development quantity of parts is small, the welding precision is high, the development cost is low, the collapse invasion amount to the inside of a cab is small when the front side collision occurs, the better force generated by the front collision is resisted, the absorption is realized, the diffusion transmission is performed to other parts of the vehicle body framework, and the effective safety protection effect is better played for drivers and passengers on the vehicle.

According to some embodiments of the present invention, the connecting members are a plurality of and include a first connecting member, a second connecting member, and a third connecting member, the first connecting member is connected to one end of the reinforced tubular beam and is fixedly connected to the outer panel assembly, the second connecting member is connected to the other end of the reinforced tubular beam and is fixedly connected to the outer panel assembly, and the third connecting member is connected to a middle portion of the reinforced tubular beam and is fixedly connected to the outer panel assembly.

According to some embodiments of the utility model, the reinforcing tubular beam is welded to the outer plate assembly; and/or the first connecting piece, the second connecting piece and the third connecting piece are welded on the outer plate assembly.

According to some embodiments of the utility model, the reinforcing tubular beams are different in local sectional shape in the axial direction.

According to some embodiments of the utility model, the outer plate assembly comprises: the pipe beam reinforcing structure comprises a first reinforcing plate and a second reinforcing plate, wherein the first reinforcing plate is arranged above the second reinforcing plate, one end of the reinforcing pipe beam is fixedly connected with the first reinforcing plate, the other end of the reinforcing pipe beam is fixedly connected with the second reinforcing plate.

According to some embodiments of the utility model, one end of the reinforcing tubular beam extends to one end of the first reinforcing plate, and one end of the reinforcing tubular beam extends to a middle position of the second reinforcing plate.

According to some embodiments of the utility model, the first reinforcement plate comprises: the second body is connected to the rear side of the first body and extends towards the second reinforcing plate, the second body and the second reinforcing plate are mutually abutted, and the reinforcing tubular beam corresponds to part of the first body, the second body and the second reinforcing plate.

According to some embodiments of the utility model, the inner plate assembly comprises: first inner panel, second inner panel and first backup pad, first backup pad set up in first inner panel with between the second inner panel, first inner panel with first main part is corresponding, first backup pad with the second main part and the part of second reinforcing plate is corresponding.

According to some embodiments of the utility model, the reinforcement tubular beam is disposed on a side of the inner panel assembly proximate the door seam allowance.

A vehicle according to an embodiment of a second aspect of the utility model includes: the A column assembly.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a front view of an A-pillar assembly according to an embodiment of the present invention;

FIG. 2 is an exploded schematic view of an A-pillar assembly according to an embodiment of the present invention;

FIG. 3 is a left side view of an A-pillar assembly according to an embodiment of the present invention;

FIG. 4 is a right side view of an A-pillar assembly according to an embodiment of the present invention;

FIG. 5 is an elevation view of a reinforcement assembly according to an embodiment of the present invention;

FIG. 6 is a partial enlarged view A of FIG. 5;

fig. 7 is a partial enlarged view B of fig. 5;

fig. 8 is a partial enlarged view C of fig. 5;

FIG. 9 is a cross-sectional view D-D of FIG. 5;

FIG. 10 is a cross-sectional view E-E of FIG. 5;

fig. 11 is a sectional view F-F of fig. 5.

Reference numerals are as follows:

100. an A column assembly;

10. an outer plate assembly; 11. a first reinforcing plate; 111. a first body; 112. a second body; 12. a second reinforcing plate; 13. an installation space;

20. an inner plate assembly; 21. a first inner panel; 22. a second inner panel; 23. a first support plate;

30. a reinforcement assembly; 31. reinforcing the tubular beam; 33. a first connecting member; 34. a second connecting member; 35. and a third connecting member.

Detailed Description

Embodiments of the present invention will be described in detail below, the embodiments described with reference to the drawings being illustrative, and the embodiments of the present invention will be described in detail below.

Referring now to fig. 1-11, an a-pillar assembly 100 according to an embodiment of the present invention is described, and a vehicle having the a-pillar assembly 100 is also presented.

As shown in fig. 1 to 5, the a-pillar assembly 100 includes: an outer panel assembly 10, an inner panel assembly 20, and a reinforcement assembly 30.

Wherein the inner panel assembly 20 is covered at one side of the outer panel assembly 10 and defines the installation space 13 with the outer panel assembly 10. So set up, establish one side at planking subassembly 10 with inner panel subassembly 20 lid, constituted the major structure of A post assembly 100, can guarantee the structural strength of A post assembly 100, make A post assembly 100 have less invasion volume in the collision process, ensure passenger's safety.

And, the reinforcement assembly 30 is disposed in the installation space 13, the reinforcement assembly 30 including: the reinforcing pipe beam 31 extends in the installation space 13, and the connecting member is provided on the reinforcing pipe beam 31 and is fixedly connected to the outer panel assembly 10. That is, the reinforcement member 30 is provided in the installation space 13 formed between the inner panel assembly 20 and the outer panel assembly 10, and the reinforcement tubular beam 31 extends within the installation space 13, so that it can be covered to the outer panel assembly 10 and the inner panel assembly 20 as much as possible, and thus the structural strength of the a-pillar assembly 100 can be effectively reinforced.

Wherein, bear the in-process that external force collided at A post assembly 100, the anterior cavity of major structure of A post assembly 100 can produce deformation collapse and buffering energy-absorbing effect, it fixes on outer plate component 10 to strengthen subassembly 30, can make outside collision applied force transmit to reinforced tubular beam 31 fast, and can make the power that receives on the reinforced tubular beam 31 slow down greatly, and then strengthen tubular beam 31 and reduce greatly to the deformation collapse volume of driver's cabin inside in the collision process, the collision external force who will bear effectively resists, absorb, spread to automobile body skeleton, guarantee driver and crew's life safety better.

And, the connector is provided on the reinforcing tubular beam 31 and is fixedly connected to the outer panel assembly 10. So set up, utilize the connecting piece can be fixed reinforcing tubular beam 31 on planking subassembly 10, effectively avoided reinforcing tubular beam 31 and planking subassembly 10 direct large tracts of land laminating welding and lead to structural deformation, produce the abnormal sound scheduling problem. In addition, the connecting piece and the reinforcing tubular beam 31 can be welded together in an auxiliary manner, the reinforcing tubular beam 31 is welded with the outer plate assembly 10, and the reinforcing tubular beam 31 can be firmly fixed on the outer plate assembly 10, so that a novel internal reinforcing structure of the A-column assembly 100 is formed, and the strength requirement of the A-column assembly 100 in a vehicle body framework can be well met by utilizing the characteristic of high strength of a sealing structure of the reinforcing tubular beam 31.

Further, the reinforcing pipe beam 31 may be an integral pipe beam extending in the up-down direction of the inner plate assembly 20 and the outer plate assembly 10, and combining the sectional design and the integral design of the existing a-pillar assembly 100. Compared with the existing integral A-column assembly 100, the cavity in the integral A-column assembly 100 does not have any reinforcing structure, the upper and lower integral reinforcing tubular beams 31 are added in the cavity and welded in the cavity to improve the overall structural strength of the A-column assembly 100, so that the problem of insufficient structural strength of the existing A-column assembly 100 can be solved; compare current sectional type A post assembly 100 structure, merge the design with the inside additional strengthening spare of cavity, avoided the inside additional strengthening position of original structure design dispersion, the problem that development part quantity is many, and lead to A post assembly 100 bulk strength performance poor, bear the outside and exert uneven and structural strength weak. Therefore, through the design and application of cavity inner structure optimization and reinforcing tubular beams 31 of A post assembly 100, can effectively solve current structure when front collision or external force application, lead to the clearance position between a plurality of reinforcements to produce serious deformation collapse and to the big problem of driver's cabin invasion volume, merge the design back with the reinforcement, A post assembly 100 structural integrity is good, A post assembly 100 structural strength is higher when bearing front portion or external force, the performance is better, make A post assembly 100 bear external force performance multiple promotion on the automobile body skeleton, be favorable to A post assembly 100 to absorb and transmit the impact better.

From this, set up reinforcing tubular beam 31 in the installation space 13 between inner panel assembly 20 and planking subassembly 10 to reinforcing tubular beam 31 extends in installation space 13, utilizes the enclosed construction advantage of reinforcing tubular beam 31 and the high characteristics of self structural strength, can effectively satisfy the intensity demand of A post assembly 100 on the automobile body skeleton. After reinforcing tubular beam 31 and A post assembly 100 welding, make original A post assembly 100 performance parameter multiple on the automobile body skeleton promote, and the structural design of a plurality of reinforcers has been saved, make A post assembly 100's structural design more simplistic, the lightweight, the wholeness is better, part development is small in quantity, welding precision is high and development cost is low, it is little to the inside ulcerate of driver's cabin invasion volume that contracts when the front side collision takes place, be favorable to better resist the produced power of front portion collision, absorb, the diffusion transmits other positions for the automobile body skeleton, play effectual safety protection effect to the driver and crew on the car better.

As shown in fig. 5 to 8, the connection member may be plural, and the plural connection members include: the first connecting member 33 is connected to one end of the reinforcing tubular beam 31, and the first connecting member 33 is fixedly connected to the outer panel assembly 10, the second connecting member 34 is connected to the other end of the reinforcing tubular beam 31, and the second connecting member 34 is fixedly connected to the outer panel assembly 10, and the third connecting member 35 is connected to a middle portion of the reinforcing tubular beam 31, and the third connecting member 35 is fixedly connected to the outer panel assembly 10. That is, the connection member may be plural, wherein the first connection member 33 is connected to one end of the reinforcing tubular beam 31, the second connection member 34 is connected to the other end of the reinforcing tubular beam 31, the third connection member 35 is connected to the middle of the reinforcing tubular beam 31, and the first connection member 33, the second connection member 34 and the third connection member 35 are all fixedly connected to the outer panel assembly 10. So set up, first connecting piece 33, third connecting piece 35 and second connecting piece 34 are fixed the last, in, lower position of strengthening tubular beam 31 in proper order, on the one hand, can guarantee effectively to strengthen tubular beam 31 and planking subassembly 10's reliability of being connected, can not cause too much spare part quantity simultaneously again, make A post assembly 100's structure more approach to the simplification, the light-weighted and structural strength is high structural feature, on the other hand, through the fixing to strengthening tubular beam 31's last, in, three position point down, make things convenient for the welding between strengthening tubular beam 31 and the planking subassembly 10.

Specifically, the reinforcing tubular beams 31 are welded to the outer panel assembly 10, and the first, second, and third connecting

members

33, 34, and 35 are welded to the outer panel assembly 10. According to the arrangement, the first connecting piece 33, the second connecting piece 34 and the third connecting piece 35 are welded with the outer plate assembly 10 firstly, the reinforced tubular beam 31 is fixed on the outer plate assembly 10, then the reinforced tubular beam 31 is welded with the outer plate assembly 10, the reinforced tubular beam 31 is better fixed on the outer plate assembly 10, and the A column assembly 100 and the outer plate assembly 10 form an integral structure with the inner plate assembly 20, when the front part of a vehicle collides, the force transmitted from the front part of the cabin framework can be better transmitted to other parts of the body framework through the A column assembly 100, the problem that the structural strength of the A column assembly 100 is weak and is dispersed due to the fact that the internal reinforcing structure of the original structural design form is poor, when external force is applied, the problem of serious deformation or collapse can be caused, and the life safety of personnel is effectively guaranteed.

As shown in fig. 9 to 11 in combination, the reinforcing tubular beams 31 are different in local sectional shape in the axial direction. So set up, can be according to the structural strength demand of A post assembly 100 different positions, promote the structural strength who strengthens the different positions of tubular beam 31 through the local cross-sectional shape that changes the tubular beam 31 of strengthening, can make the tubular beam 31 of strengthening reach the maximize at the structural strength advantage at required position to can make A post assembly 100 reach the optimum at the structural strength performance at required position, effectively transmit the collision energy of external force, ensure that the automobile body possesses sufficient rigidity performance.

As shown in fig. 2, the outer panel assembly 10 includes: the first reinforcing plate 11 is arranged above the second reinforcing plate 12, one end of the reinforced tubular beam 31 is fixedly connected with the first reinforcing plate 11, and the other end of the reinforced tubular beam 31 is fixedly connected with the second reinforcing plate 12. So set up, A post assembly 100 can make the external impact exert force transmit for on the reinforcement component 30 through first reinforcing plate 11 and second reinforcing plate 12 at the in-process that bears external force to can reduce the inside deformation collapse volume of driver's cabin greatly through reinforcing tubular beams 31, the effectual power of bearing is resisted, is absorbed, is dispersed for the automobile body skeleton. If the reinforcing tubular beam 31 is fixedly connected to the first reinforcing plate 11 or the second reinforcing plate 12, the force transmitted to the reinforcing assembly 30 is unevenly distributed, and the received force cannot be effectively absorbed and diffused.

Wherein one end of the reinforcing tubular beam 31 extends to one end of the first reinforcing plate 11, and the other end of the reinforcing tubular beam 31 extends to the middle position of the second reinforcing plate 12. So set up, the structural length of reinforcing tubular beam 31 can be well corresponding with the door size, when not increasing too much length, has satisfied A post assembly 100 and has satisfied the required intensity requirement at the automobile body skeleton to can guarantee driver and crew's safety well.

Moreover, the first reinforcing plate 11 includes: a first body 111 and a second body 112, the second body 112 is connected to the rear side of the first body 111 and extends toward the second reinforcing plate 12, the second body 112 and the second reinforcing plate 12 are in contact with each other, and the reinforcing tubular beam 31 corresponds to a part of the first body 111, the second body 112, and the second reinforcing plate 12. With this arrangement, due to the structural configuration of the door and the windshield, the first reinforcement plate 11 has a corner structure in which the first body 111 is located above the corner, the second body 112 is located below the corner, and the second body 112 and the second reinforcement plate 12 abut against each other to form the outer panel assembly 10. Meanwhile, the reinforcing tubular beam 31 corresponds to portions of the first body 111, the second body 112, and the second reinforcing plate 12, so that the reinforcing tubular beam 31 can be well fixed to the outer panel assembly 10. Referring to fig. 2, the structural shape of the reinforced tubular beam 31 is designed to match the structural shapes of the first main body 111, the second main body 112 and the second reinforcing plate 12, so that the integrated a-pillar assembly 100 can be formed with the outer panel component 10 and the inner panel component 20, thereby enhancing the structural strength and rigidity of the a-pillar assembly 100 and improving the frontal crash performance of the a-pillar assembly 100.

And, the inner panel assembly 20 includes: a first inner plate 21, a second inner plate 22, and a first support plate 23, the first support plate 23 being disposed between the first inner plate 21 and the second inner plate 22, the first inner plate 21 corresponding to the first body 111, the first support plate 23 corresponding to the second body 112 and portions of the second reinforcing plate 12. So set up, first inner panel 21 corresponds the setting with first main part 111, first backup pad 23 corresponds the setting with the part of second main part 112 and second reinforcing plate 12, can realize the fixed coordination between inner panel subassembly 20 and planking subassembly 10 well, and set up first backup pad 23 between first inner panel 21 and second inner panel 22, be difficult to produce stress concentration in the corner, guaranteed effectively the structural strength and the rigidity of inner panel subassembly 20, thereby guaranteed A post assembly 100's structural strength and rigidity effectively.

Further, a reinforcing tube beam 31 is provided on the side of the inner panel assembly 20 near the door seam allowance. So set up, the overall structure form of reinforcing tubular beam 31 designs according to door tang shape, can make reinforcing tubular beam 31 tightly laminate in the door ring position that is close to door tang inboard, and form well cooperation between the door tang, has promoted the absorption transmission collision performance of A post assembly 100 better.

A vehicle according to an embodiment of a second aspect of the utility model includes: the a-pillar assembly 100.

Set up reinforcing tubular beam 31 in the installation space 13 between inner panel subassembly 20 and planking subassembly 10 to reinforcing tubular beam 31 extends the setting in installation space 13, utilizes reinforcing tubular beam 31's enclosed construction advantage and the high characteristics of self structural strength, can effectively satisfy the intensity demand of A post assembly 100 on the automobile body skeleton. After the reinforced tubular beam 31 is welded with the A-column assembly 100, the performance parameter multiple of the original A-column assembly 100 on the vehicle body framework can be improved, and the structural design of a plurality of reinforcing parts is omitted, so that the structural design of the A-column assembly 100 is simpler, the light weight and better in integrity, the development quantity of parts is small, the welding precision is high, and the development cost is low, in the process of bearing external force, the front cavity of the main body structure of the A-column assembly 100 can generate deformation collapse and buffering energy absorption effects, and the force borne by the reinforced tubular beam 31 in the process of external collision is greatly reduced when the external collision is transmitted to the applied force, so that the deformation collapse quantity of the reinforced tubular beam 31 to the inside of a cab is reduced, the borne force is effectively resisted, absorbed and diffused to the vehicle body framework, and the life safety of drivers and passengers on the vehicle is better protected.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, but are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the utility model.

In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like means 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 present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

While embodiments of the utility model 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 utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. An A-pillar assembly, comprising:

an outer plate assembly;

the inner plate assembly is covered on one side of the outer plate assembly and forms an installation space with the outer plate assembly; and

a reinforcement assembly disposed within the mounting space, the reinforcement assembly comprising: strengthen tubular beam and connecting piece, strengthen the tubular beam and be in extend in the installation space, the connecting piece set up in strengthen on the tubular beam and with planking subassembly fixed connection.

2. The A-pillar assembly according to claim 1, wherein the connecting members are plural and include a first connecting member, a second connecting member, and a third connecting member, the first connecting member is connected to one end of the reinforcing tubular beam and is fixedly connected to the outer panel assembly, the second connecting member is connected to the other end of the reinforcing tubular beam and is fixedly connected to the outer panel assembly, and the third connecting member is connected to a middle portion of the reinforcing tubular beam and is fixedly connected to the outer panel assembly.

3. An A-pillar assembly as claimed in claim 2, wherein the reinforcement tubular beam is welded to the outer panel component; and/or the presence of a gas in the gas,

the first connecting piece, the second connecting piece and the third connecting piece are welded on the outer plate assembly.

4. An A-pillar assembly according to claim 1, wherein the reinforcing tubular beams differ in local cross-sectional shape in the axial direction.

5. An A-pillar assembly as claimed in claim 1, wherein the outer plate assembly comprises: the first reinforcing plate is arranged above the second reinforcing plate, one end of the reinforced tubular beam is fixedly connected with the first reinforcing plate, and the other end of the reinforced tubular beam is fixedly connected with the second reinforcing plate.

6. An A-pillar assembly as claimed in claim 5, wherein one end of the reinforcing tubular beam extends to one end of the first reinforcement plate and one end of the reinforcing tubular beam extends to an intermediate position of the second reinforcement plate.

7. An A-pillar assembly as claimed in claim 5, wherein the first reinforcement plate comprises: the second body is connected to the rear side of the first body and extends towards the second reinforcing plate, the second body and the second reinforcing plate are mutually abutted, and the reinforcing tubular beam corresponds to part of the first body, the second body and the second reinforcing plate.

8. An A-pillar assembly as claimed in claim 7, wherein the inner plate component comprises: first inner panel, second inner panel and first backup pad, first backup pad set up in first inner panel with between the second inner panel, first inner panel with first main part is corresponding, first backup pad with the second main part and the part of second reinforcing plate is corresponding.

9. An A-pillar assembly as claimed in claim 1, wherein the reinforcement tubular beam is disposed on a side of the inner panel assembly adjacent the door seam allowance.

10. A vehicle, characterized by comprising: the a-pillar assembly of any one of claims 1-9.