CN221393712U - Body assembly for a vehicle - Google Patents

Abstract

The utility model discloses a body component of a vehicle, comprising: the door sill comprises a C column inner plate assembly, a D column inner plate assembly, a threshold beam and a first reinforcing plate, wherein the C column inner plate assembly is fixedly connected with the D column inner plate assembly, and the first reinforcing plate is fixedly connected with the threshold beam, the C column inner plate assembly and the D column inner plate assembly. The first reinforcing plate is fixedly connected with the C column inner plate assembly and the D column inner plate assembly, the connection strength of the C column inner plate assembly and the D column inner plate assembly is improved, meanwhile, the first reinforcing plate is fixedly connected with a threshold beam of a vehicle body, after the vehicle is subjected to external excitation, road surface excitation can be transmitted to the C column inner plate and the D column inner plate through the threshold beam, a force transmission path is increased, the first reinforcing plate is connected among the threshold beam, the C column inner plate assembly and the D column inner plate assembly, continuity of a force transmission channel is achieved, the overall deformation of the side wall C column and the D column after being stressed is reduced, and therefore NVH performance of the vehicle is improved, and riding comfort of consumers is improved.

Description

Body assembly for a vehicle

Technical Field

The utility model relates to the technical field of vehicle body components, in particular to a vehicle body component of a vehicle.

Background

With the rapid development of the automobile industry, consumers have increasingly high requirements on the driving comfort of the automobile, wherein the influence of NVH (noise, vibration, harshness) on the driving comfort is most direct and obvious, so that large main engine factories and component factories are invested in a large amount of research and development expenses for improving the NVH performance of the automobile in recent years.

From the viewpoint of NVH, an automobile is a system composed of an excitation source (engine, transmission, etc.), a vibration transmitter (composed of a suspension system and a connecting member), and a noise transmitter (automobile body), and the improvement and control of the automobile NVH is closely related to the automobile body modes and structures, the automobile body modes mainly depend on the sections of structural beams (threshold beams, floor beams, rear side beams, etc.) and the characteristics of key joints (A, B, C, D columns), and at present, the vibration of the C column and the D column of the automobile body is a key position for the optimization and improvement of the automobile body by reducing the vibration of the C column and the D column of the automobile body, and suppressing the vibration amplitude of the C column and the D column of the automobile body so as to improve the riding comfort of consumers.

In the related art, the C post inner panel is equipped with C post reinforcing plate and becomes, in order to promote the intensity of C post inner panel, C post inner panel and D post inner panel fixed mounting are on the back wheel casing inner panel reinforcing plate of automobile body, in the vehicle driving process, road surface excitation passes through the suspension and transmits to back wheel casing inner panel reinforcing plate, C post inner panel and D post inner panel, because C post inner panel and D post inner panel joint strength are weaker, and the transmission passageway route is single and unable continuous, be unfavorable for the transmission of force, result in receiving outside excitation after, side wall C post, D post overall deformation is big, lead to NVH performance's reduction, consumer's riding travelling comfort has been reduced.

Disclosure of utility model

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model aims to provide a vehicle body component of a vehicle, and the first reinforcing plate is fixedly connected with the C-pillar inner plate assembly and the D-pillar inner plate assembly through the arrangement of the first reinforcing plate, so that the connection strength of the C-pillar inner plate assembly and the D-pillar inner plate assembly is improved, meanwhile, the first reinforcing plate is fixedly connected with a threshold beam of the vehicle body, after the vehicle is subjected to external excitation, road surface excitation can be transmitted to the C-pillar inner plate and the D-pillar inner plate through the threshold beam, a force transmission path is increased, and the first reinforcing plate is connected among the threshold beam, the C-pillar inner plate assembly and the D-pillar inner plate assembly, so that the continuity of a force transmission channel is realized, the overall deformation of a side wall C-pillar and a side wall D-pillar after being stressed is reduced, and the NVH performance of the vehicle is improved, and the riding comfort of consumers is improved.

To achieve the above object, an embodiment of the present utility model provides a vehicle body assembly of a vehicle, including:

The C column inner plate assembly is fixedly connected with the D column inner plate assembly;

The door sill beam and the first reinforcing plate are fixedly connected with the door sill beam, the C pillar inner plate assembly and the D pillar inner plate assembly.

According to the vehicle body component of the vehicle, the first reinforcing plate is fixedly connected with the C-pillar inner plate assembly and the D-pillar inner plate assembly through the arrangement of the first reinforcing plate, so that the connection strength of the C-pillar inner plate assembly and the D-pillar inner plate assembly is improved, meanwhile, the first reinforcing plate is fixedly connected with the threshold beam of the vehicle body, after the vehicle is excited by the outside, road surface excitation can be transmitted to the C-pillar inner plate and the D-pillar inner plate through the threshold beam, a force transmission path is increased, and the first reinforcing plate is connected among the threshold beam, the C-pillar inner plate assembly and the D-pillar inner plate assembly, so that the continuity of a force transmission channel is realized, the overall deformation of the side wall C-pillar and the D-pillar after being stressed is reduced, the NVH performance of the vehicle is improved, and the riding comfort of consumers is improved.

In some examples of the utility model, the first reinforcement plate is also fixedly connected to both the rear flume of the vehicle and the roof rear cross rail of the vehicle.

In some examples of the utility model, the first stiffener includes: the first sub reinforcing plate and the second sub reinforcing plate, the first sub reinforcing plate and the threshold beam, the C column inner plate assembly and the top cover rear cross beam are fixedly connected, and the second sub reinforcing plate and the first sub reinforcing plate, the C column inner plate assembly, the D column inner plate assembly, the top cover rear cross beam and the rear launder are fixedly connected.

In some examples of the utility model, the first sub-stiffener includes: the first connecting piece, second connecting piece and third connecting piece, second connecting piece fixed connection is between first connecting piece and third connecting piece, and first connecting piece and threshold roof beam fixed connection, third connecting piece and top cap rear cross beam fixed connection.

In some examples of the utility model, the second sub-stiffener: the fourth connecting piece and fifth connecting piece, the fourth connecting piece sets firmly in C post inner panel assembly, and the one end and the second connecting piece fixed connection of fourth connecting piece, the other end and the fifth connecting piece fixed connection of fourth connecting piece, the one end and the equal fixed connection of D post inner panel assembly, back launder of fifth connecting piece, the other end and the equal fixed connection of third connecting piece, top cap rear cross beam of fifth connecting piece.

In some examples of the utility model, further comprising: and the second reinforcing plate is connected between the C column inner plate assembly and the rear wheel cover inner plate reinforcing plate of the vehicle.

In some examples of the utility model, the second reinforcement panel includes a first support and a first flange, the first support and the first flange are connected, the first flange is fixedly connected to both the C-pillar inner panel assembly and the rear wheel cover inner panel reinforcement panel, and the first support is spaced apart from the C-pillar inner panel assembly.

In some examples of the utility model, further comprising: the third reinforcing plate is fixedly arranged on the upper plate of the rear water flowing groove of the vehicle, and extends along the width direction of the vehicle to be fixedly connected with the rear water flowing groove of the vehicle.

In some examples of the present utility model, the third reinforcing plate includes a second support and a second flange, the second support and the second flange are connected, the second flange is fixedly connected to both the rear flume upper plate and the rear flume, the second support is spaced apart from the rear flume upper plate to jointly define a through space, and the second support is also fixedly connected to the rear flume.

In some examples of the utility model, further comprising: and the fourth reinforcing plate is fixedly connected between the D-pillar inner plate assembly and the tail lamp plate assembly of the vehicle.

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 foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic view of a vehicle body assembly according to one embodiment of the utility model;

FIG. 2 is a schematic view of a first reinforcement panel and a threshold beam according to one embodiment of the utility model;

FIG. 3 is an exploded view of a first reinforcing plate according to one embodiment of the present utility model;

FIG. 4 is a schematic view of a vehicle body assembly according to another embodiment of the utility model;

FIG. 5 is a schematic view of a second stiffener according to one embodiment of the present utility model;

FIG. 6 is a schematic view of a vehicle body assembly according to yet another embodiment of the utility model;

FIG. 7 is an enlarged partial view of a body assembly according to one embodiment of the present utility model;

FIG. 8 is a cross-sectional view of a third reinforcing plate and a rear sump upper plate according to one embodiment of the utility model;

Fig. 9 is an enlarged partial view of a vehicle body assembly according to another embodiment of the utility model.

Reference numerals:

A vehicle body assembly 100;

A C column inner plate assembly 1;

A D-pillar inner panel assembly 2;

a threshold beam 3;

A first reinforcing plate 4; a first sub-stiffener 41; a first connector 411; a second connector 412; a third connection 413; a second sub-stiffener 42; a fourth connection 421; a fifth connection 422;

A rear water flow channel 5;

A top cover rear cross member 6;

a second reinforcing plate 7; a first support 71; a first flange 72;

A rear wheel cover inner plate reinforcing plate 8;

A third reinforcing plate 9; a second support 91; a second flange 92;

A rear gutter upper plate 10;

a fourth reinforcing plate 11; a third support 111; a sixth connection 112;

A taillight plate assembly 12;

A fifth reinforcing plate 13;

And a back panel assembly 14.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

A vehicle body assembly 100 of a vehicle according to an embodiment of the present utility model is described below with reference to the accompanying drawings.

As shown in fig. 1 to 9, a body assembly 100 of a vehicle according to an embodiment of the present utility model includes: a C-pillar inner panel assembly 1, a D-pillar inner panel assembly 2, a rocker 3, and a first reinforcement panel 4.

Specifically, the left and right sides of the vehicle each include a C pillar inner panel assembly 1, a D pillar inner panel assembly 2, and a rocker 3, wherein the C pillar inner panel assembly 1, the D pillar inner panel assembly 2 are each fixedly connected with the corresponding vehicle rear wheel cover on the left and right sides, and the C pillar inner panel assembly 1 and the D pillar inner panel assembly 2 on the same side are fixedly connected, and further, the vehicle body assembly 100 further includes two first reinforcement plates 4, each of which is fixedly connected with the corresponding C pillar inner panel assembly 1, the D pillar inner panel assembly 2, for example, the first reinforcement plate 4 on the left side of the vehicle is fixedly connected with the C pillar inner panel assembly 1, the D pillar inner panel assembly 2 on the left side of the vehicle, and the first reinforcement plate 4 on the right side of the vehicle is fixedly connected with the C pillar inner panel assembly 1, the D pillar inner panel assembly 2 on the right side of the vehicle, so arranged, the connection strength of the C pillar inner panel assembly 1 and the D pillar inner panel assembly 2 can be reinforced by the first reinforcement plates 4.

Further, as shown in fig. 1 and 2, the first reinforcing plate 4 is fixedly connected with the rocker 3 of the vehicle body, for example, the first reinforcing plate 4 on the left side of the vehicle is fixedly connected with the rocker 3 on the left side of the vehicle, and the first reinforcing plate 4 on the right side of the vehicle is fixedly connected with the rocker 3 on the right side of the vehicle, so that the C pillar inner plate assembly 1, the D pillar inner plate assembly 2 and the rocker 3 can be fixedly connected into a whole through the first reinforcing plate 4.

According to the vehicle body component 100 of the vehicle provided by the embodiment of the utility model, the first reinforcing plate 4 is fixedly connected with the C-pillar inner plate assembly 1 and the D-pillar inner plate assembly 2 through the arrangement of the first reinforcing plate 4, so that the connection strength of the C-pillar inner plate assembly 1 and the D-pillar inner plate assembly 2 is improved, meanwhile, the first reinforcing plate 4 is fixedly connected with the threshold beam 3 of the vehicle body, after the vehicle is subjected to external excitation, road surface excitation can be transmitted to the C-pillar inner plate and the D-pillar inner plate through the threshold beam 3, a force transmission path is increased, and the first reinforcing plate 4 is connected among the threshold beam 3, the C-pillar inner plate assembly 1 and the D-pillar inner plate assembly 2, so that the continuity of a force transmission channel is realized, and the overall deformation of the side walls of the C-pillar and the D-pillar after being stressed is reduced, so that the NVH performance of the vehicle is improved, and the riding comfort of a consumer is improved.

In some embodiments of the present utility model, as shown in fig. 1, the first reinforcement plate 4 is also fixedly connected to both the rear flume 5 of the vehicle and the roof rear cross member 6 of the vehicle.

Specifically, the top cap rear cross beam 6 of vehicle sets up at the top of vehicle, and top cap rear cross beam 6 extends along the width direction of vehicle, the equal overlap joint in the both ends of top cap rear cross beam 6 of the first reinforcing plate 4 of vehicle left and right sides, so set up, can play certain supporting role to top cap rear cross beam 6 through two first reinforcing plates 4, avoid top cap rear cross beam 6's unsettled, and top cap rear cross beam 6 links up the first reinforcing plate 4 of vehicle left and right sides, can further improve the intensity of automobile body in width direction, effectively restrain the deformation and the unstability of width direction of automobile body left and right sides, be favorable to improving C post, D post skeleton texture's stability.

In the conventional vehicle body structure, one end of the rear gutter 5 of the vehicle is fixedly connected to the D pillar inner panel assembly 2. The other end is fixedly connected with the tail lamp plate assembly 12 of the vehicle, then the tail lamp plate assembly 12 is fixedly connected with the back coaming assembly 14 of the vehicle, after the vehicle is subjected to external excitation, a part of road surface excitation is transmitted to the tail gate structure through the D column inner plate assembly 2, and the tail gate vibration quantity is easy to exceed the standard.

In some embodiments of the present utility model, as shown in fig. 2, the first reinforcing plate 4 includes: the first sub-reinforcing plate 41 and the second sub-reinforcing plate 42, the first sub-reinforcing plate 41 and the second sub-reinforcing plate 42 are fixedly connected with the rear wheel cover of the vehicle, wherein the first sub-reinforcing plate 41 is fixedly connected with the threshold beam 3, the C column inner plate assembly 1 and the top cover rear cross beam 6, and the second sub-reinforcing plate 42 is fixedly connected with the first sub-reinforcing plate 41, the C column inner plate assembly 1, the D column inner plate assembly 2, the top cover rear cross beam 6 and the rear water flowing groove 5.

Specifically, as shown in fig. 2, the first reinforcing plate 4 includes a first sub-reinforcing plate 41, the first sub-reinforcing plate 41 is fixedly connected with the sill beam 3 and the C pillar inner panel assembly 1, so that when the vehicle is subjected to external excitation, a part of road surface excitation can be sequentially transmitted to the first sub-reinforcing plate 41 and the C pillar inner panel assembly 1 through the sill beam 3 of the vehicle, further, the first reinforcing plate 4 further includes a second sub-reinforcing plate 42, the second sub-reinforcing plate 42 is fixedly connected with the first sub-reinforcing plate 41, and the second sub-reinforcing plate 42 is fixedly connected with the C pillar inner panel assembly 1 and the D pillar inner panel assembly 2, so that a part of road surface excitation can be sequentially transmitted to the first sub-reinforcing plate 41, the second sub-reinforcing plate 42, the C pillar inner panel assembly 1 and the D pillar inner panel assembly 2 through the sill beam 3 of the vehicle, that is, the road surface excitation transmitted by the sill beam 3 forms two force transmission paths, namely, the sill beam 3-first sub-reinforcing plate 41-C pillar inner panel assembly 1, and the beam 3-first sub-reinforcing plate 41-second sub-reinforcing plate 41-D pillar inner panel assembly 2, and the whole body stress can be prevented from being transmitted through the sill beam 3 and the whole body stress can be prevented from being concentrated, and the whole stress can be transmitted to the body can be easily and the body is improved.

Further, the first sub-reinforcing plates 41 and the second sub-reinforcing plates 42 on two sides of the vehicle body are all lapped on the top cover rear cross beam 6, and the first sub-reinforcing plates 41 and the second sub-reinforcing plates 42 on the same side are fixedly connected at the lap joint, so that the suspension of the top cover rear cross beam 6 is avoided, the first reinforcing plates 4 on the left side and the right side of the vehicle are connected by the top cover rear cross beam 6, the strength of the vehicle body in the width direction can be further improved, and the deformation and the instability of the left side and the right side of the vehicle body in the width direction are effectively restrained. Further, the second sub-reinforcing plate 42 is fixedly connected with the rear running water tank 5 of the vehicle, so that a part of road surface excitation is transmitted to the tail gate structure through the second sub-reinforcing plate 42, and stress deformation of the tail gate structure is reduced, so that NVH performance of the vehicle is improved.

In some embodiments of the present utility model, as shown in fig. 1 to 3, the first sub-stiffener 41 includes: the first connecting piece 411, the second connecting piece 412 and the third connecting piece 413, the second connecting piece 412 is fixedly connected between the first connecting piece 411 and the third connecting piece 413, the first connecting piece 411 is fixedly connected with the threshold beam 3, and the third connecting piece 413 is fixedly connected with the top cover rear cross beam 6.

Specifically, the first connecting piece 411, the second connecting piece 412 and the third connecting piece 413 are sequentially connected in series, and the serial extending direction is consistent with that of the C column, further, the first connecting piece 411 is fixedly connected with the door sill beam 3, the third connecting piece 413 is fixedly connected with the top cover rear cross beam 6, so that after the vehicle is subjected to external excitation, a part of road surface excitation can be sequentially transmitted to the first connecting piece 411, the second connecting piece 412 and the third connecting piece 413 through the door sill beam 3 of the vehicle, and then the structural strength of the C column is improved through the first connecting piece 411, the second connecting piece 412 and the third connecting piece 413, so that the integral deformation of the side wall C column is reduced, and meanwhile, the third connecting piece 413 is fixedly connected with the top cover rear cross beam 6, so that the deformation and instability of the left side and the right side of the vehicle body in the width direction are effectively restrained.

In some embodiments of the present utility model, as shown in fig. 1-3, the second sub-stiffener 42: fourth connecting piece 421 and fifth connecting piece 422, fourth connecting piece 421 sets firmly in C post inner panel assembly 1, and the one end and the second connecting piece 412 fixed connection of fourth connecting piece 421, the other end and the fifth connecting piece 422 fixed connection of fourth connecting piece 421, the equal fixed connection of one end and D post inner panel assembly 2, back launder 5 of fifth connecting piece 422, the other end and the equal fixed connection of third connecting piece 413, top cap rear cross beam 6 of fifth connecting piece 422.

Specifically, the fourth connecting piece 421 is fixedly installed on the C-pillar inner panel assembly 1 and fixedly connected with the rear wheel cover, further, the fourth connecting piece 421 is fixedly connected between the second connecting piece 412 and the fifth connecting piece 422, the fifth connecting piece 422 is fixedly installed on the D-pillar inner panel assembly 2, and the fifth connecting piece 422 is fixedly connected between the rear flow channel 5 and the roof rear cross member 6, meanwhile, the fifth connecting piece 422 is also overlapped with the third connecting piece 413, so that after the vehicle is subjected to external excitation, a part of road surface excitation can be sequentially transmitted to the first connecting piece 411, the second connecting piece 412, the fourth connecting piece 421 and the fifth connecting piece 422 through the threshold beam 3 of the vehicle, and then the structural strength of the C-pillar and the D-pillar is favorably improved through the fourth connecting piece 421 and the fifth connecting piece 422 acting on the C-pillar and the D-pillar, so that the integral deformation of the C-pillar and the D-pillar is reduced, meanwhile, one end of the fifth connecting piece 422 is fixedly connected with the roof rear cross member 6, the width direction of the left and right side wall of the vehicle body and the other end of the fifth connecting piece 422 are effectively restrained, and the side wall of the roof rear cross member 6 is fixedly connected, the side wall of the vehicle can be deformed, the NVH of the vehicle can be improved, and the deformation of the side door is structurally is reduced.

In some embodiments of the present utility model, as shown in fig. 4, further comprising: and a second reinforcement plate 7, the second reinforcement plate 7 being connected between the C-pillar inner panel assembly 1 and a rear wheel cover inner panel reinforcement plate 8 of the vehicle. That is, the connection strength between the C-pillar inner panel assembly 1 and the rear wheel cover inner panel reinforcement panel 8 is reinforced by the second reinforcement panel 7, and at the same time, when the vehicle is externally excited, road surface excitation can be transmitted to the C-pillar inner panel assembly 1 through the second reinforcement panel 7, which is equivalent to adding a force transmission path, and therefore, the tail gate vibration exceeding caused by low frequency resonance can be effectively avoided, and it is noted that the second reinforcement panel 7 can be disposed at the middle position of the C-pillar inner panel assembly 1, so that the strength of the middle position of the C-pillar inner panel assembly can be enhanced, and the rear wheel cover inner panel reinforcement panel 8 is generally connected with the back-up door hinge reinforcement panel, so that the second reinforcement panel 7 can enhance the position rigidity of the back-up door hinge reinforcement panel.

In some embodiments of the present utility model, as shown in fig. 5, the second reinforcement panel 7 includes a first support 71 and a first flange 72, the first support 71 and the first flange 72 are connected, the first flange 72 is fixedly connected to both the C pillar inner panel assembly 1 and the rear wheel cover inner panel reinforcement panel 8, and the first support 71 is spaced apart from the C pillar inner panel assembly 1. Specifically, the first supporting piece 71 of the second reinforcing plate 7 is spaced apart from the C-pillar inner plate assembly 1 to jointly define an avoidance space, and the first flange 72 of the second reinforcing plate 7 is fixedly connected to the C-pillar inner plate assembly 1 and the rear wheel cover inner plate reinforcing plate 8, so that the second reinforcing plate 7 is configured into a cavity structure, the self strength of the second reinforcing plate 7 is improved, further, the connection strength of the C-pillar inner plate assembly 1 and the rear wheel cover inner plate reinforcing plate 8 is further improved, the deformation of a vehicle body after stress is reduced, and the NVH performance of the vehicle is further improved.

In some embodiments of the present utility model, as shown in fig. 6, further comprising: the third reinforcing plate 9, the third reinforcing plate 9 is fixed to the upper plate 10 of the rear flume 5 of the vehicle, and the third reinforcing plate 9 extends in the width direction of the vehicle to be fixedly connected with the rear flume 5 of the vehicle. Specifically, the upper plate of the flow channel of the vehicle is fixedly connected with the rear flow channel 5 on the left side and the right side of the vehicle body, further, the upper plate of the flow channel of the vehicle is further provided with a third reinforcing plate 9, the third reinforcing plate 9 extends along the width direction of the vehicle, two ends of the third reinforcing plate 9 are fixedly connected with the flow channels on the left side and the right side of the vehicle respectively, the connection mode comprises but not limited to spot welding, riveting and the like, the rear flow channel 5 of the vehicle is fixedly connected with the D column inner plate assembly 2 as shown in fig. 7, and the arrangement is such that the third reinforcing plate 9 can form an arch bridge structure through the rear flow channel 5 and the D column inner plate assembly 2, so that the connection strength on the left side and the right side of the vehicle body is improved, and the deformation of the left side and the right side of the vehicle in the width direction is effectively restrained.

In some embodiments of the present utility model, as shown in fig. 8, the third reinforcing plate 9 includes a second supporting member 91 and a second flange 92, the second supporting member 91 is connected with the second flange 92, the second flange 92 is fixedly connected with both the upper plate 10 of the rear water chute 5 and the rear water chute 5, the second supporting member 91 is spaced apart from the upper plate 10 of the rear water chute 5 to jointly define a through space, and the second supporting member 91 is also fixedly connected with the rear water chute 5. That is, the third reinforcing plate 9 is fixedly connected with the upper plate 10 of the rear flow channel 5 and the rear flow channel 5 through the second flange 92, and the second supporting member 91 of the third reinforcing plate 9 is spaced apart from the upper plate 10 of the rear flow channel 5 to jointly define a through space, meanwhile, the second supporting member 91 is fixedly connected with the rear flow channel 5, it can be understood that the second supporting member 91 can realize continuous through of the left and right cavities of the vehicle body, and the arrangement is beneficial to improving the self strength of the third reinforcing member, and the third reinforcing member also forms a through cavity with the upper plate 10 of the rear flow channel 5, so that the deformation of the left and right sides of the vehicle body in the width direction is further restrained.

In some embodiments of the present utility model, as shown in fig. 4 and 9, further comprising: the fourth reinforcing plate 11, the fourth reinforcing plate 11 is fixedly connected between the D pillar inner panel assembly 2 and the tail lamp panel assembly 12 of the vehicle. That is, the fourth reinforcing plate 11 is further disposed between the D pillar inner panel assembly 2 and the tail lamp panel assembly 12 of the vehicle, and it should be noted that the tail lamp panel assembly 12 of the vehicle is fixedly connected with the back panel assembly 14 of the vehicle, and by providing the fourth reinforcing plate 11, the connection strength between the D pillar inner panel assembly 2 and the tail lamp panel assembly 12 and between the D pillar inner panel assembly and the back panel assembly 14 can be improved, which is beneficial to improving the rigidity of the tail door of the vehicle, reducing the stress deformation of the tail door structure, and improving the NVH performance of the vehicle.

In some embodiments of the present utility model, as shown in fig. 9, the fourth reinforcement plate 11 includes a third support 111 and a sixth connection member 112, the third support 111 is fixedly connected between the D pillar inner panel assembly 2 and the sixth connection member 112, and the sixth connection member 112 is also fixedly connected with the tail lamp panel assembly 12. Specifically, the sixth connecting piece 112 is fixedly connected with the tail lamp plate assembly 12 through a spot welding mode, the third supporting piece 111 is fixedly connected with the D column inner plate assembly 2 and the sixth connecting piece 112 through a pre-hanging (self-positioning) and nut fastening mode, tool positioning is not needed, positioning tools can be saved, it is noted that an interior trim guard plate mounting point and a back door tension spring mounting point can be integrated on the sixth connecting piece 112, a bracket is saved compared with a traditional tail lamp plate, and further cost saving is facilitated.

In some embodiments of the present utility model, as shown in fig. 1, 6 and 7, further comprising: the third reinforcing plate 13 and the fourth reinforcing plate, the D column inner plate assembly 2 is arranged between the third reinforcing plate 13 and the fourth reinforcing plate and fixedly connected with the third reinforcing plate 13 and the fourth reinforcing plate, and the third reinforcing plate 13 is fixedly connected with the first reinforcing plate 4, the rear launder 5 and the fourth reinforcing plate. That is, the vehicle body assembly 100 further includes the fifth reinforcement plate 13 and the sixth reinforcement plate, wherein the fifth reinforcement plate 13 and the sixth reinforcement plate are disposed opposite to and spaced apart from each other to form an installation space, for example, the fifth reinforcement plate 13 and the sixth reinforcement plate are disposed in a "several" shape opposite-buckling structure, the fifth reinforcement plate 13 and the sixth reinforcement plate are fixedly connected, the D pillar inner panel assembly 2 is fixedly mounted between the fifth reinforcement plate 13 and the sixth reinforcement plate, and the fifth mounting plate is fixedly connected with the first reinforcement plate 4 and the rear flow channel 5, so that the structural strength of the D pillar inner panel assembly 2 can be further improved, and the fifth reinforcement plate 13 is fixedly connected with the first reinforcement plate 4 and the rear flow channel 5 to facilitate further improvement of the overall strength of the C pillar and D pillar structures, further reduction of the overall deformation amount after the C pillar and the D pillar are stressed, and improvement of the NVH performance of the vehicle, so as to improve the riding comfort of consumers.

It should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" 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, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., 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 utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

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

Claims (10)

1. A body assembly for a vehicle, comprising:

the C column inner plate assembly is fixedly connected with the D column inner plate assembly;

the door sill beam and the first reinforcing plate are fixedly connected with the door sill beam, the C pillar inner plate assembly and the D pillar inner plate assembly.

2. The vehicle body assembly of claim 1, wherein the first reinforcement panel is also fixedly connected to both the rear flume of the vehicle and the roof rear cross rail of the vehicle.

3. The vehicle body assembly of claim 2, wherein the first reinforcement panel comprises: the first subsidiary reinforcing plate and the second subsidiary reinforcing plate, first subsidiary reinforcing plate with threshold roof beam C post inner panel assembly the equal fixed connection of top cap rear cross beam, the second subsidiary reinforcing plate with first subsidiary reinforcing plate C post inner panel assembly D post inner panel assembly the top cap rear cross beam back launder is all fixed connection.

4. A body assembly of a vehicle according to claim 3, wherein the first sub-reinforcement panel comprises: the first connecting piece, second connecting piece and third connecting piece, second connecting piece fixed connection be in first connecting piece with between the third connecting piece, just first connecting piece with threshold roof beam fixed connection, the third connecting piece with top cap rear cross beam fixed connection.

5. The vehicle body assembly of claim 4, wherein the second sub-reinforcement panel: the device comprises a C column inner plate assembly, a third connecting piece and a fourth connecting piece, wherein the third connecting piece is fixedly arranged on the C column inner plate assembly, one end of the third connecting piece is fixedly connected with the second connecting piece, the other end of the third connecting piece is fixedly connected with the third connecting piece, one end of the third connecting piece is fixedly connected with the D column inner plate assembly, the rear water flowing groove is fixedly connected with the third connecting piece, and the other end of the third connecting piece is fixedly connected with a top cover rear cross beam.

6. The vehicle body assembly of any one of claims 1-5, further comprising: and the second reinforcing plate is connected between the C column inner plate assembly and the rear wheel cover inner plate reinforcing plate of the vehicle.

7. The vehicle body assembly of claim 6, wherein the second reinforcement panel includes a first support and a first flange, the first support and the first flange are connected, the first flange is fixedly connected to both the C-pillar inner panel assembly and the rear wheel cover inner panel reinforcement panel, and the first support is spaced apart from the C-pillar inner panel assembly.

8. The vehicle body assembly of any one of claims 1-5, further comprising: the third reinforcing plate is fixedly arranged on the upper plate of the rear water flowing groove of the vehicle, and extends along the width direction of the vehicle to be fixedly connected with the rear water flowing groove of the vehicle.

9. The vehicle body assembly of claim 8, wherein the third reinforcement panel includes a second support and a second flange, the second support and the second flange being connected, the second flange being fixedly connected to both the rear flume upper panel and the rear flume, the second support being spaced apart from the rear flume upper panel to collectively define a through space, and the second support being further fixedly connected to the rear flume.

10. The vehicle body assembly of any one of claims 1-5, further comprising: and the fourth reinforcing plate is fixedly connected between the D-pillar inner plate assembly and the tail lamp plate assembly of the vehicle.