CN219312878U

CN219312878U - Vehicle body structure and vehicle body

Info

Publication number: CN219312878U
Application number: CN202320890958.7U
Authority: CN
Inventors: 靳冰冰; 任亚辉; 于铁丰; 陈懿; 崔巍巍
Original assignee: Weilai Automobile Technology Anhui Co Ltd
Current assignee: Weilai Automobile Technology Anhui Co Ltd
Priority date: 2023-04-17
Filing date: 2023-04-17
Publication date: 2023-07-07
Anticipated expiration: 2033-04-17

Abstract

The utility model relates to the field of vehicles, in particular to a vehicle body structure, which aims to solve the problems that structural interruption is easy to occur when a C column and a D column are integrally cast and formed, and the integrity and the consistency of a force transmission structure are poor at the connection part of the lower side of a CD column main body and a side door beam after the C column and the D column are integrally cast and formed. For this purpose, the vehicle body structure of the utility model comprises a CD column main body, a threshold side beam and a connecting plate, wherein the CD column main body is integrally formed, the upper end of the connecting plate is connected with the CD column main body, and the lower end of the connecting plate is connected with the threshold side beam. Therefore, the CD column main body and the threshold side beam are connected through the connecting plate, so that the integrity and the continuity of the force transmission structure are better, and meanwhile, the problem of structural interruption during integral casting forming is avoided. When collision occurs, the connecting plate can also share part of impact force, and meanwhile, the connecting plate can split the vehicle body structure into smaller units, so that the whole vehicle body structure is more convenient to maintain and repair.

Description

Vehicle body structure and vehicle body

Technical Field

The utility model relates to the field of vehicles, and particularly provides a vehicle body structure and a vehicle body.

Background

When manufacturing the CD column of the white automobile body, the traditional stamping mode is adopted to manufacture the parts, and the manufacturing feasibility is limited, the parts are often required to be decomposed into a plurality of parts with smaller sizes, so that the weight of the parts is greatly increased, the integration is reduced, the parts have more material loss in the manufacturing process, the material cost of the parts is increased, and the connecting process of the split small assembly is often required to be huge and complicated production equipment and production procedures.

In order to reduce the weight of parts and increase the integral integration of the whole automobile body, the prior art simplifies and integrates the traditional inner plate structure, and the C column and the D column are integrally cast and formed, but the structure is easy to break during casting, and after the C column and the D column are integrally cast and formed, the connection part of the lower side of the CD column main body and the side door beam is poor in integrity and continuity of a force transmission structure.

Accordingly, there is a need in the art for a vehicle body structure that solves the above-described problems

Disclosure of Invention

The utility model aims to solve the technical problems that the structure is easy to break when the C column and the D column are integrally cast and formed, and the integrity and the consistency of a force transmission structure are poor at the connection part of the lower side of the CD column main body and the side door beam after the C column and the D column are integrally cast and formed.

The utility model provides a vehicle body structure which comprises a CD column main body, a threshold side beam and a connecting plate, wherein the CD column main body is integrally formed, the upper end of the connecting plate is connected with the CD column main body, and the lower end of the connecting plate is connected with the threshold side beam.

Under the condition of adopting the technical scheme, the CD column main body and the threshold side beam are connected through the connecting plate, so that the integrity and the consistency of the force transmission structure are better, and meanwhile, the problem of structural interruption during integral casting molding is avoided. Meanwhile, the stability of the vehicle body can be enhanced by the connecting plate, so that the safety of the vehicle is improved. When collision occurs, the connecting plate can also share part of impact force, so that the damage to the vehicle body is reduced. The connecting plate can split the vehicle body structure into smaller units, so that the whole vehicle body structure is more convenient to maintain and repair.

In a specific embodiment of the above vehicle body structure, the upper end of the connecting plate is attached to the lower end of the CD pillar body, and the lower end of the connecting plate is attached to the outer side of one end of the rocker side sill.

Under the condition of adopting the technical scheme, the CD column main body and the threshold side beam are connected by the connecting plate in a bonding mode, and the CD column main body and the threshold side beam can be tightly connected, so that the whole car body structure is more uniform and coherent, and the problems of structural fracture and the like are avoided. Meanwhile, the physical connection strength between the CD column main body 1 and the threshold side beam can be increased by the connecting plate, and the overall rigidity and stability of the vehicle body structure when bearing external load are improved. Through this kind of mode of laminating connection, the connecting plate can reduce the possibility that the automobile body produced noise and vibration, improves the driving travelling comfort and the riding comfort of vehicle.

In the specific embodiment of the vehicle body structure, the upper end of the connecting plate is connected with the CD column body by welding or rivets, and the lower end of the connecting plate is connected with the side sill by welding or rivets.

In the specific implementation manner of the vehicle body structure, the connecting plate is integrally formed and comprises a corner plate, a bending plate and a vertical flanging, the inner side of the corner plate is close to the lower position and is connected with the side beam of the threshold, one side of the bending plate is connected with the upper side of the corner plate, the bending plate and the corner plate are arranged at an angle, and the vertical flanging is connected with the bending plate.

In a specific embodiment of the above vehicle body structure, the corner plate is provided with a connecting hole, and the corner plate is rivet-connected with one end of the rocker side rail at the outer side thereof through the connecting hole.

In a specific embodiment of the above vehicle body structure, the vehicle body structure further includes an outer wheel cover, the outer wheel cover being connected to the CD column body.

Under the condition of adopting the technical scheme, the outer wheel housing is independently arranged relative to the CD column main body, so that the high-frequency scraping maintenance part on the side surface of the vehicle body is isolated from the CD column main body, the maintenance convenience of the CD column main body of the integrated casting during side application is effectively improved, and the maintenance cost is reduced.

In a specific embodiment of the above vehicle body structure, the outer wheel cover is connected to the CD column main body by a clamping or bolting means.

In a specific embodiment of the above vehicle body structure, a top side beam connecting portion is provided at an upper end of the CD column main body, and the top side beam connecting portion is connected with the top side beam inner reinforcement plate.

In a specific embodiment of the above vehicle body structure, one or more of a D pillar inner panel reinforcement plate assembly, a door latch reinforcement plate assembly, a charging port seal plate assembly, and a roof side rail outer reinforcement plate are provided on the CD pillar body.

The utility model provides a vehicle body, comprising the vehicle body structure.

Under the condition of adopting the technical scheme, the connection between the CD column main body on the car body and the side beam of the threshold is firmer, the integrity and the continuity of the force transmission structure are better, meanwhile, the structural interruption is avoided when the CD column main body and the connecting plate of the car body are cast, and the overall stability and the anti-collision capability of the car body are improved.

Drawings

Preferred embodiments of the present utility model are described below with reference to the accompanying drawings, in which:

FIG. 1 is an assembly view of a CD column body in a vehicle body structure;

FIG. 2 is an enlarged partial view of a web portion of the vehicle body structure;

FIG. 3 is a block diagram of the CD column body and outer wheel cover in a vehicle body structure;

FIG. 4 is an exploded view of the CD column body and outer wheel cover of the vehicle body structure;

FIG. 5 is a diagram of the connection relationship of the CD column body in the vehicle body structure;

fig. 6 is an exploded view of the CD column body and related parts in the vehicle body structure.

List of reference numerals: a 1-CD column body; 2-threshold side beams; 3-connecting plates; 31-corner plate material; 311-connecting holes; 32-bending the plate; 33-vertically flanging; 4-an outer wheel cover; 5-a top side beam inner reinforcing plate; 6-top side beam outer reinforcement plate; 7-door lock catch reinforcing plate assembly; 8-a charging port sealing plate assembly; 9-D pillar inner panel reinforcement plate assembly.

Detailed Description

Preferred embodiments of the present application are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present application, and are not intended to limit the scope of the present application. Those skilled in the art can adapt it as desired to suit a particular application.

It should be noted that, in the description of the present application, unless explicitly specified and limited otherwise, the terms "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; the connection can be mechanical connection or other connection; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the terms in this application will be understood by those skilled in the art as the case may be. It should be understood that the direction or positional relationship indicated by the terms "upper", "inner", and the like are based on the direction or positional relationship shown in the drawings, and are merely for convenience in describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element being referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. In addition, "a plurality of" in this application means at least two.

Referring first to fig. 1, a vehicle body structure of the present application will be described. Wherein fig. 1 is an assembly view of a CD column main body in a vehicle body structure.

As shown in fig. 1, in order to solve the problem that the C-pillar and the D-pillar are cast integrally, structural interruption is easy to occur during casting, and the integrity and continuity of the force transmission structure are poor at the connection part between the lower side of the CD pillar main body 1 and the side door beam after the C-pillar and the D-pillar are cast integrally. The utility model provides a vehicle body structure which comprises a CD column main body 1, a threshold side beam 2 and a connecting plate 3, wherein the CD column main body 1 is integrally cast and formed, the upper end of the connecting plate 3 is connected with the CD column main body 1, and the lower end of the connecting plate 3 is connected with the threshold side beam 2. In this way, the CD column main body 1 and the threshold side beam 2 are connected through the connecting plate 3, so that the integrity and the continuity of the force transmission structure are better, and meanwhile, the problem of structural interruption during integral casting forming is avoided. At the same time, the connecting plate 3 can enhance the stability of the vehicle body structure, thereby improving the safety of the vehicle. In the event of a collision, the connecting plate 3 can also share part of impact force, so that the damage to the vehicle body structure is reduced. The connecting plate 3 can split the vehicle body structure into smaller units, so that the whole vehicle body structure is more convenient to maintain and repair.

The preferred embodiments of the present application are described below with reference to fig. 1-6. Wherein fig. 2 is a partial enlarged view of a connecting plate portion in a vehicle body structure; FIG. 3 is a block diagram of the CD column body and outer wheel cover in a vehicle body structure; FIG. 4 is an exploded view of the CD column body and outer wheel cover of the vehicle body structure;

FIG. 5 is a diagram of the connection relationship of the CD column body in the vehicle body structure; fig. 6 is an exploded view of the CD column body and related parts in the vehicle body structure.

In a vehicle body structure provided in a preferred embodiment of the present utility model, an upper end of the connection plate 3 is fitted to a lower end of the CD pillar body 1, and a lower end of the connection plate 3 is fitted to an outside of one end of the rocker side sill 2. So, CD post main part 1 and threshold side beam are connected to connecting plate 3 adoption mode of laminating, can be with the inseparable connection of both to make whole automobile body structure more unified, even, avoid appearing the problem such as structure fracture. The connecting plate 3 can increase the physical connection strength between the CD column body 1 and the rocker side sill 2, and improve the overall rigidity and stability of the vehicle body structure when bearing external loads. By the way of the fitting connection, the connection plate 3 can reduce the possibility of noise and vibration of the vehicle body, and improve the driving comfort and riding comfort of the vehicle.

It should be noted that, the upper end of the connecting plate 3 is attached to the lower end of the CD pillar body 1 and the lower end of the connecting plate 3 is attached to the outer side of one end of the sill side sill 2, which is not necessary, and those skilled in the art can choose whether to connect in a mutually attached manner based on a specific application scenario, or may not attach or not attach completely.

In another possible embodiment, the lower end of the CD pillar body 1 is connected to one end of the sill side rail 2 by welding or rivet connection, and is connected to the connection plate 3 on the basis that the lower end of the CD pillar body 1 is connected to the sill side rail 2. Therefore, on the basis of guaranteeing the continuity of the whole structure, the physical connection strength between the CD column main body 1 and the threshold side beam 2 is further increased, and the whole rigidity and the stability of the vehicle body structure when bearing external load are improved.

Referring mainly to fig. 2, in a vehicle body structure according to a preferred embodiment of the present utility model, the upper end of the connection plate 3 is connected to the CD column main body 1 by welding or rivets, and the lower end of the connection plate 3 is connected to the rocker side sill 2 by welding or rivets.

It should be noted that the rivet connection here includes an SPR connection or an FDS connection, and a weld or an SPR connection is used between the upper end of the connection plate 3 and the CD column body 1, and an SPR connection and an additional structural adhesive connection are optimally selected. The best choice between the lower end of the connecting plate 3 and the sill side rail 2 is to use SPR and attach structural glue. SPR connection and FDS connection all belong to the common connection relation in the field of automobile body manufacturing, and are not repeated in the application.

In a vehicle body structure provided in a preferred embodiment of the present utility model, the connection plate 3 is integrally formed. Specifically, the connecting plate 3 includes a corner plate 31, a bent plate 32, and a vertical flange 33, the inside of the corner plate 31 is connected to the rocker side sill 2 near the lower position, the upper corner of the corner plate 31 is connected to the lower end of the CD column body 1, one side of the bent plate 32 is connected to the upper side of the corner plate 31, the bent plate 32 is disposed at an angle to the corner plate 31, and the vertical flange 33 is connected to the bent plate 32.

It should be noted that, the CD column body 1 and the threshold side beam 2 are respectively provided with a corresponding CD column body flange and a threshold side Liang Fanbian, and the vertical flange 33 herein can be connected with the CD column body flange and the threshold side Liang Fanbian by spot welding to form a coherent edge sealing structure for connecting other parts. The bending plate 32 is used for connecting the upper side edge of the corner plate 31 and the lower side edge of the vertical flanging 33, and plays a role in transitional connection.

It should be further noted that the structure of the connection board 3 is the optimal structure, and those skilled in the art may select a specific structure of the connection board 3 based on the application scenario. For example, the constituent parts of the connection plate 3 are modified, and at least one of the bent plate 32 and the vertical flange 33 is omitted; or to alter the particular shape of the gusset 31 of the web, etc.

With continued reference to fig. 2, in a vehicle body structure according to a preferred embodiment of the present utility model, a connection hole 311 is formed in the gusset 31, and the gusset 31 and the outer side of one end of the rocker 2 are rivet-connected by the connection hole 311.

The rivet connection is preferably an FDS connection. Of course, the arrangement of the connection hole 311 and the rivet connection is not necessary, and a person skilled in the art can choose whether to use the connection hole 311 and the rivet connection or not based on the application scenario, and the specific structure of the connection hole 311, and of course, the connection hole 311 may not be provided, and the rivet connection may not be used.

Referring to fig. 3 and 4, in a vehicle body structure according to a preferred embodiment of the present utility model, the vehicle body structure further includes an outer wheel cover 4, wherein the outer wheel cover 4 is connected to the CD column body 1, and the outer wheel cover 4 is connected to the CD column body 1 by using a clamping or bolting means. Preferably, the outer wheel cover 4 and the CD column main body 1 are in transition through a sheet metal Y-direction sliding contact lap joint structure and then are connected through an SPR additional structural adhesive mode. If the wheel cover 4 is arranged independently relative to the CD column main body 1, the high-frequency scraping maintenance part on the side surface of the vehicle body is isolated from the CD column main body, so that the maintenance convenience of the CD column main body of the integrated casting in side application is effectively improved, and the maintenance cost is reduced.

It should be noted that the outer wheel cover 4 is not necessarily provided, and those skilled in the art may choose whether to provide the outer wheel cover 4 or not, and the specific configuration of the outer wheel cover 4, or may not provide the outer wheel cover 4, depending on the specific application scenario. Alternatively, the outer cover 4 may be integrally formed with the CD column body, which is of course disadvantageous for the maintenance economy of the vehicle.

Referring to fig. 5 and 6, in a vehicle body structure according to a preferred embodiment of the present utility model, the upper end of the CD column main body 1 is provided with a top side rail connecting portion, and the top side rail connecting portion is rivet-connected with the top side rail inner reinforcement plate 5. Preferably, the top side beam connecting part is connected with the top side beam inner reinforcing plate 5 through 7 SPR additional structural adhesives.

It should be noted that, the rivet connection is not necessarily provided, and those skilled in the art may choose whether to use the rivet connection based on a specific application scenario, and of course, may use other connection methods, such as fixing the roof side rail connection portion to the roof side rail inner reinforcement plate 5 by welding, or fixing the roof side rail connection portion to the roof side rail inner reinforcement plate 5 by bolting, etc.

In a vehicle body structure provided in a preferred embodiment of the present utility model, one or more of a D pillar inner panel reinforcement panel assembly 9, a door latch reinforcement panel assembly 7, a charge door closure panel assembly 8, and a roof side rail outer reinforcement panel 6 are provided on a CD pillar body 1. Preferably, the top side beam outer reinforcing plate 6 is connected with the CD column main body 1 through 5 SPR additional structural adhesives, and the top side beam outer reinforcing plate 6 is connected with the top side beam inner reinforcing plate 5 through 8 steel resistance spot welds; the charging port seal plate assembly 8 and the CD column main body 1 are respectively connected through 4 SPR additional structural adhesives; the door lock catch reinforcing plate assembly 7 and the CD column main body 1 are respectively connected through 13 SPR additional structural adhesives; the D-pillar inner panel stiffener assembly 9 and the CD pillar body 1 are connected by 7 SPR additional structural adhesives, respectively.

It should be noted that the setting of the above components is not necessary, and those skilled in the art may select whether to set the components based on a specific application scenario, and the number and types of the specific settings.

The utility model also provides a vehicle body, which comprises the vehicle body structure. In this way, the connection between the body CD column main body 1 and the threshold side beam 2 is firmer, the integrity and continuity of the force transmission structure are better, meanwhile, structural interruption is avoided when the body CD column main body 1 and the connecting plate 3 are cast, and the overall stability and the anti-collision capability of the body are improved.

Those skilled in the art will appreciate that while some embodiments described herein include some features but not others included in other embodiments, combinations of features of different embodiments are meant to be within the scope of the present application and form different embodiments. For example, in the claims of the present application, any of the claimed embodiments may be used in any combination.

Thus far, the technical solution of the present utility model has been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of protection of the present utility model is not limited to these specific embodiments. Equivalent modifications and substitutions for related technical features may be made by those skilled in the art without departing from the principles of the present utility model, and such modifications and substitutions will fall within the scope of the present utility model.

Claims

1. The utility model provides a car body structure, its characterized in that includes CD post main part, threshold side roof beam and connecting plate, CD post main part integrated into one piece sets up, the upper end of connecting plate with the CD post main part is connected, the lower extreme of connecting plate with threshold side roof beam is connected.

2. The vehicle body structure according to claim 1, wherein an upper end of the connecting plate is fitted to a lower end of the CD pillar main body, and a lower end of the connecting plate is fitted to an outer side of one end of the rocker side sill.

3. The vehicle body structure according to claim 1, wherein the upper end of the connecting plate is connected to the CD pillar body by welding or rivets, and the lower end of the connecting plate is connected to the rocker side rail by welding or rivets.

4. The vehicle body structure according to claim 2, wherein the connecting plate is integrally formed, the connecting plate includes a corner plate, a bent plate, and a vertical flange, the inside of the corner plate is connected to the side sill near the lower position, one side of the bent plate is connected to the upper side of the corner plate, the bent plate is disposed at an angle to the corner plate, and the vertical flange is connected to the bent plate.

5. The vehicle body structure according to claim 4, wherein the gusset material is provided with a connecting hole, and the gusset material and the outer side of one end of the rocker are rivet-connected through the connecting hole.

6. The vehicle body structure of claim 1, further comprising an outer wheel cover coupled to the CD column body.

7. The body structure of claim 6, wherein the outer shell is connected to the CD column body by a snap fit or a bolt.

8. The vehicle body structure according to claim 1, wherein the CD pillar main body upper end is provided with a roof side rail connecting portion, the roof side rail connecting portion being connected with the roof side rail inner reinforcement plate.

9. The vehicle body structure of claim 1, wherein one or more of a D pillar inner panel reinforcement panel assembly, a door latch reinforcement panel assembly, a charge door closure panel assembly, and a roof side rail outer reinforcement panel are provided on the CD pillar body.

10. A vehicle body comprising the vehicle body structure of any one of claims 1-9.