CN219707110U - White automobile body and support assembly - Google Patents

Abstract

The utility model provides an automobile body in white and support assembly, its automobile body in white includes automobile body main part and auxiliary stay frock subassembly, automobile body main part includes the automobile body down, and connect engine compartment and the front wheel cover subassembly in the same one side of automobile body down, auxiliary stay frock subassembly includes at least one of engine compartment crossbeam frock, wheel cover support frock and lower automobile body support frock, wherein, engine compartment crossbeam frock and engine compartment detachably are connected, front wheel cover support frock and front wheel cover subassembly detachably are connected, lower automobile body support frock and the lower automobile body detachably of automobile body main part are connected, its support assembly includes foretell automobile body in white and with automobile body in white fixed connection's integration chassis. This white automobile body of car passes through auxiliary stay frock subassembly, can guarantee the process stability of automobile body main part to the development demand of CTC battery chassis integration technique can be fine satisfied.

Description

White automobile body and support assembly

Technical Field

The utility model relates to the technical field of automobile bodies, in particular to an automobile body-in-white and supporting assembly.

Background

Along with the development of new energy electric vehicle industry, how to realize the weight reduction of the whole vehicle body and provide the space utilization rate of the battery pack to become the direction of focus of each new energy vehicle enterprise, and the CTC battery chassis integration technology based on the direction of focus of each new energy vehicle, wherein the CTC battery chassis integration technology can be understood as an integrated chassis formed by directly integrating a battery cell onto the chassis of an automobile, and the mode can utilize the mechanical structure of the battery cell to bear the function of a part of frames, so that the volume of the battery pack can be effectively reduced, and the space utilization rate can be increased.

It is known that the CTC battery chassis integration technique described above is likely to cause a decrease in process stability corresponding to the body of the body-in-white.

Disclosure of Invention

Therefore, the utility model aims to provide an automobile body-in-white and support assembly, which can ensure the process stability of an automobile body main body through an auxiliary support tool assembly, thereby well meeting the development requirement of CTC battery chassis integration technology.

The utility model provides an automobile body-in-white, which comprises an automobile body main body and an auxiliary supporting tool assembly, wherein the automobile body main body comprises a lower automobile body, an engine cabin and a front wheel cover assembly, wherein the engine cabin and the front wheel cover assembly are connected to the same side of the lower automobile body, the auxiliary supporting tool assembly comprises at least one of an engine cabin cross beam tool, a wheel cover supporting tool and a lower automobile body supporting tool, the engine cabin cross beam tool is detachably connected with the engine cabin, the front wheel cover supporting tool is detachably connected with the front wheel cover assembly, and the lower automobile body supporting tool is detachably connected with the lower automobile body of the automobile body main body.

In an embodiment, the nacelle cross beam tooling comprises a first support link, wherein two ends of the first support link are detachably connected with inner walls of opposite sides of the nacelle respectively.

In an embodiment, the front wheel cover supporting tool comprises a second supporting connecting rod, the front wheel cover assembly comprises an A-column lower reinforcing plate and a front wheel cover upper reinforcing beam which are connected with each other, and two ends of the second supporting connecting rod are detachably connected with the A-column lower reinforcing plate and the front wheel cover upper reinforcing beam respectively.

In an embodiment, the lower vehicle body support fixture comprises at least two third support connecting rods, the lower vehicle body comprises two side frames which are relatively parallel and aligned, two ends of each third support connecting rod are detachably connected with two side frames respectively, the two third support connecting rods are parallel to each other and form a certain distance, and the third support connecting rods are perpendicular to the two side frames.

In an embodiment, the lower vehicle body supporting tool further includes a fourth supporting link, two ends of the fourth supporting link are fixedly connected with two third supporting links respectively, and the fourth supporting link is perpendicular to the two third supporting links.

In an embodiment, two ends of the first support connecting rod, the second support connecting rod and the third support connecting rod are respectively and fixedly connected with fixing seats, and the fixing seats are respectively detachably connected with the inner walls of the opposite sides of the corresponding engine compartment, the lower reinforcing plate of the A column, the upper reinforcing beam of the front wheel cover and the two side frames.

In an embodiment, the fixing seat comprises a rectangular main body and connecting holes formed in the rectangular main body, two ends of the first support connecting rod, the second support connecting rod and the third support connecting rod are fixedly connected with the outer wall surface of the rectangular main body correspondingly, and bolts penetrate through the corresponding connecting holes to be connected with the inner walls of two opposite sides of the engine compartment, the A column lower reinforcing plate, the front wheel cover upper reinforcing beam and the two side frame bolts respectively.

In an embodiment, the second supporting link includes a first end face and a second end face formed at two opposite ends of the second supporting link, where the first end face and the second end face are respectively engaged with and fixed to corresponding fixing bases, and are used for enabling the fixing bases to be respectively engaged with and detachably connected with the lower reinforcing plate of the a-pillar and the reinforcing beam on the front wheel cover.

The utility model also provides an automobile body-in-white support assembly, which comprises the automobile body-in-white and an integrated chassis fixedly connected with the automobile body-in-white.

In one embodiment, the integrated chassis comprises a chassis main body, and a battery cell, a seat cross beam, a floor, left and right front longitudinal beams and left and right front wheel covers which are integrated at corresponding positions on the chassis main body.

According to the automobile body-in-white and supporting assembly, the auxiliary supporting tool assembly can ensure the process stability of the automobile body main body, so that the development requirement of the CTC battery chassis integration technology can be well met.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is an assembly diagram of an engine compartment and an engine compartment cross beam tool of an automobile body-in-white according to an embodiment.

Fig. 2 is a schematic structural diagram of an engine compartment beam tool of an automobile body-in-white according to an embodiment.

Fig. 3 is a schematic structural diagram of a wheel cover supporting tool for an automobile body-in-white according to an embodiment.

Fig. 4 is a schematic structural view of a second support link of an automotive body-in-white according to an embodiment.

Fig. 5 is an assembly diagram of a lower body support tool and a lower body of an automobile body-in-white according to an embodiment.

Fig. 6 is a schematic structural diagram of a lower body support tool for an automotive body-in-white according to an embodiment.

Detailed Description

Specific embodiments of the present utility model will be described in detail below with reference to the accompanying drawings. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art without making any inventive effort, are intended to be within the scope of the present utility model.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the terms described above will be understood to those of ordinary skill in the art in a specific context.

The terms "upper," "lower," "left," "right," "front," "rear," "top," "bottom," "inner," "outer," and the like are used as references to orientations or positional relationships based on the orientation or positional relationships shown in the drawings, or the orientation or positional relationships in which the inventive product is conventionally disposed in use, merely for convenience of description and simplicity of description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore are not to be construed as limiting the utility model.

The terms "first," "second," "third," and the like, are merely used for distinguishing between similar elements and not necessarily for indicating or implying a relative importance or order.

The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a list of elements does not include only those elements but may include other elements not expressly listed.

Before explaining the embodiments of the present utility model in detail, the technical problems existing in the prior art are explained in detail:

it is known that CTC battery chassis integration technology is understood to be an integrated chassis formed by directly integrating a battery core onto a chassis of an automobile, and in addition to the integration of the battery core onto the chassis of the automobile, original structures of a seat cross member, a floor, left and right front side members, left and right front wheel covers and the like are also integrated onto the integrated chassis, which is why the corresponding process stability of a body main body at an upper portion of a body-in-white is reduced, and it is understood that the process stability of an engine compartment is reduced because the left and right front side members are integrated onto the integrated chassis, the process stability of a front wheel cover assembly is reduced because the left and right front wheel covers are integrated onto the integrated chassis, and the process stability of a lower body is reduced because the seat cross member and the floor are integrated onto the integrated chassis.

Example 1

Referring to fig. 1 to 6, an automotive body-in-white provided in an embodiment of the present utility model includes an automotive body main body and an auxiliary support tooling assembly, the automotive body main body includes a lower body 5, and an engine room 2 and a front wheel cover assembly connected to the same side of the lower body 5, the auxiliary support tooling assembly includes an engine room cross beam tooling 1, a wheel cover support tooling 3, and a lower body support tooling 4, wherein the engine room cross beam tooling 1 is detachably connected to the engine room 2, the front wheel cover support tooling 3 is detachably connected to the front wheel cover assembly, and the lower body support tooling 4 is detachably connected to the lower body 5 of the automotive body main body, it is known that process stability of the automotive body main body can be ensured by the auxiliary support tooling assembly, wherein the so-called process stability may include, but is not limited to, stability of a welding process, stability of an assembling process, and stability of a transportation process.

In other embodiments, the auxiliary support tooling assembly further has the following scheme:

the first scheme is that the auxiliary supporting tool assembly only comprises an engine compartment beam tool 1;

the auxiliary supporting tool assembly only comprises a front wheel cover supporting tool 3;

the auxiliary supporting tool assembly only comprises a lower vehicle body supporting tool 4;

the auxiliary supporting tool assembly comprises an engine room beam tool 1 and a front wheel cover supporting tool 3;

fifth, the auxiliary supporting tool assembly comprises an engine compartment beam tool 1 and a lower vehicle body supporting tool 4;

the sixth scheme is that the auxiliary supporting tool assembly comprises a front wheel cover supporting tool 3 and a lower vehicle body supporting tool 4.

Referring to fig. 1 and 2, in some embodiments, the nacelle beam tool 1 includes first support links 101, two ends of each first support link 101 are detachably connected to inner walls of opposite sides of the nacelle 2, it is known that the first support links 101 are generally made of square steel with better rigidity, and of course, if, in order to make the support effect better, even a material with better rigidity such as glass fiber reinforced plastics may be used, in addition to changing the material to enhance the support effect, the nacelle beam tool 1 may also be made of a plurality of first support links 101, where a plurality of first support links 101 are generally disposed parallel to each other, so-called a plurality of first support links 101 may be understood as not less than two, and generally, the first support links 101 are generally parallel to the width direction of the vehicle body when assembled, and the two ends of each first support link 101 are respectively fixed at the center positions of the inner walls of opposite sides of the nacelle 2.

Referring to fig. 4, in some embodiments, the front wheel cover supporting fixture 3 includes a second supporting connecting rod 301, it may be understood that the second supporting connecting rod 301 may also generally be square steel with better rigidity, and of course, if the problem of supporting effect is considered, even a material with better rigidity such as glass fiber reinforced plastic may also be adopted, besides changing the material to enhance the supporting effect, the front wheel cover supporting fixture 3 may also be designed to include a plurality of second supporting connecting rods 301, so-called a plurality of second supporting connecting rods may be understood as not less than two, and a plurality of second supporting connecting rods are generally disposed parallel to each other, the front wheel cover assembly includes an a-pillar lower reinforcing plate and a front wheel cover upper reinforcing beam that are connected to each other, two ends of the second supporting connecting rod 301 are respectively connected with the a-pillar lower reinforcing plate and the front wheel cover upper reinforcing beam in a-pillar respectively, and through the above-mentioned structural form of the front wheel cover supporting fixture 3, so-called Y-direction stability and Z-direction cognitive degree of the front part of the vehicle body may be effectively improved.

Referring to fig. 5 and 6, in some embodiments, the lower vehicle body supporting fixture 4 includes at least two third supporting links 401, and it can be appreciated that, because the overall length of the lower vehicle body 5 is longer, for better process stability, generally, the number of the third supporting links 401 is not less than two, the lower vehicle body 5 includes two side frames that are relatively parallel and aligned, two ends of the third supporting links 401 are detachably connected with the two side frames respectively, the two third supporting links 401 are parallel to each other and form a certain space, wherein the reserved space can be determined according to the overall length of the corresponding lower vehicle body 5, and the third supporting links 401 are perpendicular to the two side frames.

Referring to fig. 4 and 5, in some embodiments, in order to better avoid the distortion and the opening of the left and right side walls of the whole body of the automobile body, the lower body support tooling 4 may also be designed to include a fourth support link 402, where the number of the fourth support links in fig. 6 is three, and the three fourth support links 402 are arranged in parallel and aligned, and similarly, the fourth support link 402 may also be made of square steel, two ends of the fourth support link 402 are fixedly connected with two third support links 401 respectively, and the fourth support link 402 is perpendicular to the two third support links 401, and the connection manner between the fourth support link 402 and the third support link 401 includes, but is not limited to, welding forms of carbon dioxide arc welding, and bolting forms.

Referring to fig. 2, 3 and 6, in some embodiments, two ends of the first support link 101, the second support link 301 and the third support link 401 are fixedly connected with fixing bases correspondingly, the connection forms of the fixing bases and the first support link 101, the second support link 301 and the third support link 401 may include, but are not limited to, welding forms of carbon dioxide welding, bolting, and the like, the fixing bases are detachably connected with inner walls of opposite sides of the corresponding engine compartment 2, the a-pillar lower reinforcement plate, the front wheel cover upper reinforcement beam, and the two side frames respectively, wherein the fixing bases may include a first fixing base 102 and a second fixing base 103 connected to two ends of the first support link 101, a third fixing base 302 and a fourth fixing base 303 connected to two ends of the second support link 301, and a fifth fixing base 403 and a sixth fixing base 404 connected to two ends of the third support link 401, and by providing the fixing bases, the connection of the first support link 101, the second support link 301 and the third support link can be facilitated with the engine compartment 2, the front wheel cover assembly and the lower vehicle body 5 respectively.

In some embodiments, the fixing base includes a rectangular main body and a connecting hole formed in the rectangular main body, two ends of the first support link 101, the second support link 301 and the third support link 401 are fixedly connected with an outer wall surface of the corresponding rectangular main body, bolts pass through the corresponding connecting holes to be connected with inner walls of opposite sides of the engine room 2, the lower reinforcing plate of the a pillar and the upper reinforcing beam of the front wheel cover, and two side frames respectively, and it can be known that the bolts are connected with mounting holes for mounting the vehicle lamp reserved in the production of the engine room 2, in this case, the first support link 101 is connected with the front end of the engine room 2, and the lower reinforcing plate of the a pillar and the upper reinforcing beam of the front wheel cover, and the two side frames need to be opened with corresponding mounting holes for facilitating the bolt connection.

Referring to fig. 4, in some embodiments, the second support link 301 includes a first end face 301a and a second end face 301b formed at opposite ends thereof, where the first end face 301a and the second end face 301b are respectively engaged with and fixed to corresponding fixing bases for enabling the fixing bases to be respectively engaged with and detachably connected to the a-pillar lower reinforcement plate and the front wheel cover upper reinforcement beam, and it is known that the first end face 301a and the second end face 301b are generally inclined end faces, and the inclination angles of the first end face 301a and the second end face 301b are set entirely for enabling the third fixing base 302 and the fourth fixing base 303 to be respectively engaged with and fastened to the a-pillar lower reinforcement plate and the a-pillar upper reinforcement beam.

Example two

The second embodiment of the present utility model provides an automobile body-in-white support assembly, which includes the above-mentioned automobile body-in-white and an integrated chassis fixedly connected with the automobile body-in-white, and it can be known that the automobile body-in-white support assembly may generally further include components such as a motor, wheels and a control assembly, and the specific structure and the mounting position thereof are known technologies, and will not be described herein.

In some embodiments, the integrated chassis comprises a chassis main body, and an electric core, a seat cross beam, a floor, a left front longitudinal beam, a right front longitudinal beam and a left front wheel cover which are integrated at corresponding positions on the chassis main body, and through the arrangement mode, the space utilization rate can be well improved, and the development of the electric automobile industry is facilitated.

It can be seen from the above description that the present utility model provides an automobile body-in-white and support assembly, which can ensure the process stability of the automobile body main body through the auxiliary support tool assembly, thereby well meeting the development requirement of CTC battery chassis integration technology, and in the case that the first support link 101, the second support link 301, the third support link 401 and the fourth support link 402 all adopt square steel, the requirements for materials are low, the cost is reduced, the processing is convenient, batch copying can be performed at any time, and the detachable connection mode of the corresponding parts of the first support link 101, the second support link 301 and the third support link 401 and the automobile body main body is simple and quick to assemble and disassemble.

The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the scope of the present utility model should be included in the present utility model. Accordingly, the scope of the utility model should be assessed as that of the appended claims.

Claims (10)

1. The utility model provides a white automobile body of car, its characterized in that, includes automobile body main part and auxiliary stay frock subassembly, automobile body main part includes down the automobile body, and connects engine compartment and the front wheel cover subassembly in the same one side of automobile body down, auxiliary stay frock subassembly includes at least one of engine compartment crossbeam frock (1), wheel cover support frock (3) and lower automobile body support frock (4), wherein, engine compartment crossbeam frock (1) with engine compartment (2) detachably connects, front wheel cover support frock (3) with front wheel cover subassembly detachably connects, lower automobile body support frock (4) with automobile body main part's lower automobile body (5) detachably connects.

2. An automotive body-in-white as claimed in claim 1, characterized in that said nacelle cross-beam tooling (1) comprises a first support link (101), said first support link (101) being removably connected at both ends to the inner walls of the opposite sides of said nacelle (2), respectively.

3. An automotive body-in-white as claimed in claim 2, wherein the front wheel cover support tooling (3) comprises a second support link (301), the front wheel cover assembly comprising an a-pillar lower reinforcement plate and a front wheel cover upper reinforcement beam connected to each other, both ends of the second support link (301) being detachably connected to the a-pillar lower reinforcement plate and the front wheel cover upper reinforcement beam, respectively.

4. A body in white of a car as claimed in claim 3, wherein said lower body support tooling (4) comprises at least two third support links (401), said lower body (5) comprises two side frames arranged in parallel and aligned relation, two ends of said third support links (401) are detachably connected to said two side frames respectively, said two third support links (401) are parallel to each other and form a distance therebetween, and said third support links (401) are perpendicular to said two side frames.

5. The body in white of an automobile according to claim 4, wherein the lower body supporting fixture (4) further comprises a fourth supporting link (402), two ends of the fourth supporting link (402) are fixedly connected with two third supporting links (401) respectively, and the fourth supporting link (402) is perpendicular to the two third supporting links (401).

6. The body-in-white of a car as claimed in claim 4, wherein the two ends of the first supporting link (101), the second supporting link (301) and the third supporting link (401) are respectively and fixedly connected with fixing seats, and the fixing seats are respectively and detachably connected with the inner walls of the opposite sides of the corresponding engine compartment (2), the lower reinforcing plate of the a column and the upper reinforcing beam of the front wheel cover, and the two side frames.

7. The white automobile body of claim 6, wherein the fixing base comprises a rectangular main body and connecting holes formed in the rectangular main body, two ends of the first supporting connecting rod (101), the second supporting connecting rod (301) and the third supporting connecting rod (401) are fixedly connected with the outer wall surfaces of the rectangular main body correspondingly, and bolts penetrate through the corresponding connecting holes to be respectively connected with the inner walls of two opposite sides of the engine compartment (2), the lower reinforcing plate of the A column, the upper reinforcing beam of the front wheel cover and the two side frames.

8. An automotive body-in-white as claimed in claim 6, wherein said second support link (301) comprises a first end face (301 a) and a second end face (301 b) formed at opposite ends thereof, said first end face (301 a) and second end face (301 b) respectively engaging with and being mutually fixed to corresponding fixing seats for respectively engaging and detachably connecting the fixing seats with the a-pillar lower reinforcement plate and the front wheel cover upper reinforcement beam.

9. A vehicle body-in-white support assembly comprising a vehicle body-in-white as claimed in any one of claims 1 to 8 and an integral chassis fixedly connected to said vehicle body-in-white.

10. The automotive body-in-white support assembly of claim 9, wherein the integrated chassis comprises a chassis body and a battery cell, a seat cross member, a floor, left and right front stringers, and left and right front wheel covers integrated in corresponding locations on the chassis body.