CN219948338U

CN219948338U - C post reinforcement assembly and vehicle

Info

Publication number: CN219948338U
Application number: CN202321247417.9U
Authority: CN
Inventors: 熊浪猗; 吴小冬
Original assignee: Chongqing Changan Automobile Co Ltd
Current assignee: Chongqing Changan Automobile Co Ltd
Priority date: 2023-05-22
Filing date: 2023-05-22
Publication date: 2023-11-03
Anticipated expiration: 2033-05-22

Abstract

The utility model relates to the technical field of vehicle accessories, in particular to a C-pillar reinforcement assembly and a vehicle, wherein the C-pillar reinforcement assembly comprises an integrally formed reinforcement body, the reinforcement body comprises a rear side wall upper connecting piece, a side wall rear lower inner plate reinforcement, a C-pillar reinforcement and a CD (compact disc) pillar outer plate middle reinforcement which are connected end to end and are enclosed to form a first through hole, and the reinforcement body further comprises a first lap joint part which is arranged along the periphery side of the first through hole; the second lap joint part is arranged on at least one of the rear side wall upper connecting piece, the side wall rear lower inner plate reinforcing piece, the C column reinforcing piece and the CD column outer plate middle reinforcing piece; the support piece is connected to the C column reinforcement piece, the C column reinforcement piece is provided with a second through hole, the support piece is located in the second through hole, and the support piece extends out of the C column reinforcement piece along the extending direction of the second through hole. The C column reinforcement assembly and the vehicle integrate part structures of the C column reinforcement and the rear D column, improve the strength of the whole vehicle, reduce the cost and meet the light weight requirement.

Description

C post reinforcement assembly and vehicle

Technical Field

The utility model relates to the technical field of vehicle accessories, in particular to a C-column reinforcement assembly and a vehicle.

Background

Under the dual-carbon background, the automobile light-weight technology is an important technical means for realizing energy conservation, emission reduction and cost reduction of automobiles, and meanwhile, as automobile consumption is upgraded, the requirements of customers on high-cost-performance automobiles are continuously improved, and the competition of automobile enterprises is increasingly increased. In the design of a vehicle body structure, the design of the tail part of the vehicle body is particularly important, and the sufficient rigidity needs to be ensured while the light weight requirement of the vehicle is met. In the prior art, the C column reinforcing parts are distributed in a plurality of dispersedly arranged at the positions of the tail part of the vehicle body corresponding to the C column and the D column, the integration level is lower, the reinforcing effect of the C column reinforcing parts on the whole vehicle strength is lower, and the cost is higher.

Disclosure of Invention

The utility model aims to provide a C-column reinforcement assembly and a vehicle, which integrate part of structures of a C-column reinforcement and a rear D-column, improve the strength of the whole vehicle, reduce the cost and meet the requirement of light weight.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

in a first aspect, an embodiment of the present utility model provides a C-pillar stiffener assembly, including an integrally formed stiffener body, where the stiffener body includes a rear side upper connector, a side rear lower inner panel stiffener, a C-pillar stiffener, and a CD pillar outer middle stiffener that are joined end to form a first through hole, and the stiffener body further includes:

a first overlap joint portion provided along a peripheral side of the first through hole;

the second lap joint part is arranged on at least one of the rear side wall upper connecting piece, the side wall rear lower inner plate reinforcing piece, the C column reinforcing piece and the CD column outer plate middle reinforcing piece;

the support piece is connected to the C column reinforcement piece, the C column reinforcement piece is provided with a second through hole, the support piece is located in the second through hole, and the support piece extends out of the C column reinforcement piece along the extending direction of the second through hole.

Through above-mentioned technical means, through integrated into one piece structure and first overlap joint portion, second overlap joint portion and the support piece that set up, with automobile body direct contact fixed connection when having integrated the partial structure of C post reinforcement and rear portion D post, improve whole car intensity, reduce cost accords with the demand of lightweight.

In an alternative embodiment, the support member includes a connection plate and a support plate connected to form an L-shaped structure, one end of the connection plate being connected to the C-pillar reinforcement and the other end being connected to the support plate, the support plate being located in the second through-hole in an orthographic projection of the support plate to the C-pillar reinforcement.

Through the technical means, the supporting plate is contacted with the side wall outer plate surface to improve the supporting strength and ensure the better supporting effect.

In an alternative embodiment, the side of the support plate remote from the C-pillar reinforcement is provided with a recess.

Through the technical means, special expansion glue is smeared at the concave position, and the support plate and the side wall outer plate are fastened and connected through the expansion glue, so that the connection firmness between the support plate and the side wall outer plate is improved.

In an alternative embodiment, the edge positions of the side upper rear wall connecting piece, the side lower rear inner plate reinforcing piece, the C column reinforcing piece and the CD column outer plate middle reinforcing piece, which are far away from one side of the first through hole, are all provided with second lap joint parts;

the first lap joint portion and the second lap joint portion are arranged to be turned-over structures connected with the rear side wall upper connecting piece, the side wall rear lower inner plate reinforcing piece, the CD pillar outer plate middle reinforcing piece and the C pillar reinforcing piece.

Through the technical means, the lap joint is realized at different positions corresponding to the outer plate of the side wall of the automobile body, and the connection and fixation are realized through the contact fit of the lap joint part, so that the strength of the whole automobile is improved.

In an alternative embodiment, the first through hole is a square hole, and the first lap portion is a square annular plate structure protruding into the first through hole.

Through the technical means, the quadrilateral structure formed by combining the rear side wall upper connecting piece, the side wall rear lower inner plate reinforcing piece, the C column reinforcing piece and the CD column outer plate middle reinforcing piece in an end-to-end connection mode is matched, so that the part of D column structure is integrated into the C column reinforcing piece assembly, and the strength of the whole automobile is improved.

In an alternative embodiment, the device further comprises a mounting hole, and the mounting hole is at least arranged on the first lap joint part.

Through the technical means, the phenomenon that the fixed position is easily deviated in the fixing process is avoided, and the accuracy of the fixed position is improved.

In an alternative embodiment, both the side body rear lower inner panel reinforcement and the CD pillar outer panel middle reinforcement are provided with mounting holes.

Through the technical means, the device is used for providing mounting points for other parts connected with the vehicle body.

In an alternative embodiment, the device further comprises a positioning hole arranged on the upper part of the rear side wall and the C column reinforcement.

By the technical means, the position of the whole reinforcement body relative to the white body is determined, so that the assembly accuracy of the reinforcement body is ensured.

In an alternative embodiment, the vehicle further comprises a lightening hole provided in at least one of the rear side upper connector, the side rear lower inner panel reinforcement, the CD pillar outer panel middle reinforcement and the C pillar reinforcement.

Through the technical means, the total amount of the C column reinforcement assembly is reduced, and the rigidity of the whole vehicle is not affected while the whole vehicle is light.

In a second aspect, embodiments of the present utility model also provide a vehicle comprising a C-pillar stiffener assembly as described in the foregoing.

The utility model has the beneficial effects that: through integrated into one piece's reinforcement body to with a plurality of reinforcements of C post anterior segment and part D post structure integration and integrated into one piece, reduced the quantity of part, and made the intensity of whole car have obvious promotion. And when being connected with the side wall planking with the reinforcement body, through setting up corresponding first overlap joint portion and second overlap joint portion at integrated into one piece's reinforcement body, carry out fixed connection after overlap joint portion can overlap joint with the side wall planking, guarantee fixed connection's firm nature. And the support piece is used for being connected with the side wall outer plate after being abutted to play a supporting role. Therefore, through the integrally formed structure, the first lap joint part, the second lap joint part and the supporting piece, the C column reinforcing piece and the part structure of the rear part D column are integrated and are fixedly connected with the vehicle body in a direct contact mode, the strength of the whole vehicle is improved, the cost is reduced, and the light-weight requirement is met.

Drawings

FIG. 1 is a schematic structural view of a C-pillar stiffener assembly according to an embodiment of the present disclosure;

FIG. 2 shows a cross-sectional view taken along line A-A of FIG. 1;

fig. 3 is a schematic structural view showing a shadow of the position arrangement of the first lap joint portion and the second lap joint portion in the C-pillar reinforcement assembly according to the embodiment of the present utility model.

Wherein, 100-the stiffener body; 1-a rear side wall upper connecting piece; 11-positioning holes; 2-a side wall rear lower inner plate reinforcement; 21-lightening holes; 3-C column reinforcements; 4-CD pillar outer panel middle reinforcement; 5-a first through hole; 6-a second through hole; 7-a first lap; 71-annular flanging; 72-mounting holes; 8-a second lap; 81-a first flanging; 82-a second flanging; 83-fourth flanging; 84-third flanging; 9-a support; 91-connecting plates; 92-supporting plates; 9 a-recess.

Detailed Description

Further advantages and effects of the present utility model will become readily apparent to those skilled in the art from the disclosure herein, by referring to the accompanying drawings and the preferred embodiments. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model. It should be understood that the preferred embodiments are presented by way of illustration only and not by way of limitation.

It should be noted that the illustrations provided in the following embodiments merely illustrate the basic concept of the present utility model by way of illustration, and only the components related to the present utility model are shown in the drawings and are not drawn according to the number, shape and size of the components in actual implementation, and the form, number and proportion of the components in actual implementation may be arbitrarily changed, and the layout of the components may be more complicated.

Fig. 1 shows a schematic structural diagram of a C-pillar stiffener assembly according to an embodiment of the present utility model.

As shown in fig. 1, the embodiment of the present utility model provides a C-pillar reinforcement assembly disposed at the positions of a C-pillar and a portion D-pillar of a body-in-white for connecting the body-in-white to reinforce the rigidity of the body-in-white, and the specific mating structure is not described in detail herein.

The C post reinforcement assembly includes integrated into one piece's reinforcement body 100, and reinforcement body 100 is the anterior segment part of C post reinforcement, and reinforcement body 100 includes that the end to end encloses the rear side wall upper portion connecting piece 1 that closes and forms first through-hole 5, side wall back lower inner panel reinforcement 2, C post reinforcement 3 and CD post planking middle part reinforcement 4, and reinforcement body 100 still includes: a first lap joint part 7 provided along the peripheral side of the first through hole 5; a second lap joint portion 8 provided to at least one of the rear side upper connector 1, the side rear lower inner panel reinforcement 2, the C pillar reinforcement 3, and the CD pillar outer panel middle reinforcement 4; and a support 9 connected to the C-pillar reinforcement 3, the C-pillar reinforcement 3 being provided with a second through-hole 6, the support 9 being located in the second through-hole 6, and the support 9 extending out of the C-pillar reinforcement 3 in the extending direction of the second through-hole 6.

Through integrated into one piece's reinforcement body 100 to with a plurality of reinforcements of C post anterior segment and the integrated into one piece of partial D post structure, reduced the quantity of part, and made whole car's intensity have obvious promotion. And, when connecting reinforcement body 100 with the side wall planking, through setting up corresponding first overlap joint portion 7 and second overlap joint portion 8 at integrated into one piece's reinforcement body 100, overlap joint portion can carry out fixed connection after overlap joint with the side wall planking, guarantees fixed connection's firm nature. And the support piece 9 is used for being connected with the side wall outer plate after being abutted to play a supporting role. Thereby through integrated into one piece structure and first overlap joint portion 7, second overlap joint portion 8 and the support piece 9 that set up, with automobile body direct contact fixed connection when having integrated the partial structure of C post reinforcement 3 and rear portion D post, improve whole car intensity, reduce cost accords with the demand of lightweight.

It can be appreciated that the second through hole 6 provided in the C-pillar reinforcement 3 is used for avoiding the oil filler, and at the same time, the weight of the whole vehicle can be reduced, and the position, shape and size of the second through hole 6 can be adaptively adjusted according to the design of the corresponding oil filler, which is not particularly limited herein. It should be emphasized here that, since the support 9 is provided at the position of the second through hole 6, the second through hole 6 to be provided needs to be enlarged outward for accommodating the support 9 so that the support 9 to be provided does not interfere with the fuel filler, while taking into consideration avoidance of the fuel filler. The second through hole 6 may be adaptively adjusted according to the specific position where the supporting member 9 is provided, and is not particularly limited herein. In the embodiment of the present utility model, the supporting member 9 is connected to the inner sidewall of the second through hole 6 at the side far from the first through hole 5, but is not limited thereto.

In an alternative embodiment, see fig. 2, the support member 9 comprises a connection plate 91 and a support plate 92 connected to form an L-shaped structure, one end of the connection plate 91 being connected to the C-pillar reinforcement 3 and the other end being connected to the support plate 92, the support plate 92 being located in the second through-hole 6 in the orthographic projection of the support plate 92 to the C-pillar reinforcement 3. Through connecting plate 91 and backup pad 92 of L shape structure that set up to make backup pad 92 be used for the position butt that corresponds with the side wall planking, and realize the support to the side wall planking through backup pad 92, backup pad 92 and side wall planking contact in order to improve the supporting strength, guarantee better supporting effect.

Optionally, the side of the support plate 92 remote from the C-pillar stiffener 3 is provided with a recess 9a. The number of the depressions 9a may be plural, and the depressions may be a rib structure formed in the support plate 92, and when the support plate 92 is engaged with the side outer panel, a dedicated expansion adhesive is applied to the position of the depression 9a, and the support plate 92 and the side outer panel are fastened and connected by the expansion adhesive, so that the connection reliability between the two is improved. Compared with the traditional mode of pasting the reinforcement film on the side wall planking to increase the intensity of this position side wall planking, the mode stability of utilizing the support of support piece 9 to fix is higher, and is more firm, and provides the support intensity for the side wall planking through support piece 9, improves the intensity of side wall planking.

It will be appreciated that the connection plate 91 may be inclined at an angle relative to the surface of the C-pillar reinforcement 3 to adjust the connection of the support plate 92 to be opposite to the area where the side outer panel needs to be reinforced, thereby ensuring that the support plate 92 can achieve a good supporting effect. The length of the connecting plate 91 extending out of the second through hole 6, the shape and size of the support plate 92, and the like can be adjusted adaptively according to the reinforcement position required for the side gusset outer panel, and are not particularly limited herein.

It should be emphasized here that the support 9 may also be provided in other shaped structures, such as a Z-shape, etc., without being limited in particular.

In an alternative embodiment, referring to fig. 3, the side body upper connector 1, the side body rear lower inner panel reinforcement 2, the C pillar reinforcement 3, and the CD pillar outer panel middle reinforcement 4 are provided with second lap joint portions 8 at edge positions on the side away from the first through hole 5; the first lap joint part 7 and the second lap joint part 8 are arranged into a flanging structure connected with the rear side wall upper connecting piece 1, the side wall rear lower inner plate reinforcing piece 2, the CD pillar outer plate middle reinforcing piece 4 and the C pillar reinforcing piece 3. The lap joint is realized at different positions corresponding to the side wall outer plate of the automobile body, and the connection and fixation are realized through the contact fit of the lap joint part, so that the strength of the whole automobile is improved.

Optionally, the second lap portion 8 includes a first flange 81, a second flange 82, a third flange 84 and a fourth flange 83, where the first flange 81 is disposed on a side of the rear side wall upper connecting member 1 away from the C pillar reinforcement 3, and after the first flange 81 is overlapped with the side wall outer plate, the first flange 81 is used for welding a top cover or for bonding for stripping a backdrop, so as to play a reinforcing effect. The second flanging 82 is arranged on one side, far away from the middle reinforcing piece 4 of the CD pillar outer plate, of the side wall rear lower inner plate reinforcing piece 2, and after the second flanging 82 is overlapped with the side wall outer plate, the second flanging 82 is used for mounting a rear door hole sealing strip, so that waterproof and sound insulation of a vehicle are guaranteed. The third flanging 84 is arranged on one side of the middle reinforcing piece 4 of the CD column outer plate, which is far away from the side wall rear lower inner plate reinforcing piece 2, the fourth flanging 83 is arranged on one side of the C column reinforcing piece 3, which is far away from the rear side wall upper connecting piece 1, the fourth flanging 83 is overlapped with the rear wheel cover outer plate of the automobile body, the rear area of the whole automobile has a strong supporting effect, and the bending rigidity of the whole automobile is improved.

Optionally, the first overlapping portion 7 is an annular flange 71 disposed along a circumferential direction of the first through hole 5, the annular flange 71 overlaps the side wall outer panel, the first through hole 5 corresponds to the position of the C-pillar side window glass, and the size of the first through hole 5 is matched with the first through hole, which is not limited herein.

It will be appreciated that the specific shape of the flange provided by the overlap portion may be matched according to the shape of the specific position of the overlapped side outer panel, and the thickness of the flange may be the same as or different from the thickness of the reinforcement body 100, which is not particularly limited herein. The thickness of the different regions of the reinforcement body 100 may be the same or different, and the shape of the reinforcement body may be adaptively matched according to the specific shape of the side outer panel to be connected, which is not particularly limited herein.

Optionally, the first lap joint portion 7 and the second lap joint portion 8 are coated with adhesive towards one side of the side wall outer plate, and the lap joint portion is fixedly connected with the side wall outer plate through the adhesive, so that high strength is ensured, and falling is avoided.

In an alternative embodiment, the first through hole 5 is a square hole, and the first lap portion 7 is a square annular plate structure protruding into the first through hole 5. The rear side wall upper connecting piece 1, the side wall rear lower inner plate reinforcing piece 2, the C column reinforcing piece 3 and the CD column outer plate middle reinforcing piece 4 which are connected end to end in an adaptive manner are combined to form a quadrilateral structure, so that part of the D column structure is integrated into the C column reinforcing piece 3 assembly, and the strength of the whole automobile is improved.

Optionally, a mounting hole 72 is further included, and the mounting hole 72 is provided at least in the first lap portion 7. The positioning pin passes through the mounting hole 72 to position the first lap joint part 7 with the vehicle body, and the first lap joint part 7 is fixedly connected with the peripheral side plate through the adhesive, so that the mounting and fixing are completed. The offset is avoided easily in the fixing process, and the accuracy of the fixing position is improved.

It will be appreciated that the side body rear lower inner panel reinforcement 2 and the CD pillar outer panel middle reinforcement 4 are provided with mounting holes 72. Mounting holes 72 are provided for mounting points for other parts attached to the vehicle body. The number, number and specific location of the mounting holes 72 may be adapted to the specific requirements of the parts to be connected and are not particularly limited herein.

In an alternative embodiment, the rear side wall upper connecting piece 1 and the C column reinforcement 3 are provided with positioning holes 11. The positioning holes 11 are provided to determine the position of the whole stiffener body 100 relative to the body-in-white so as to ensure the assembly accuracy of the stiffener body 100.

Alternatively, the positioning holes 11 may be disposed at different positions of the stiffener body 100 in a dispersed manner, so as to improve positioning stability.

In an alternative embodiment, a weight reducing hole 21 is provided in at least one of the side quarter upper connector 1, the side quarter lower inner panel reinforcement 2, the CD pillar outer panel middle reinforcement 4, and the C pillar reinforcement 3. The lightening holes 21 can be arranged at the less important positions according to the requirements so as to lighten the total amount of the C-pillar reinforcement 3 assembly, and further lighten the whole vehicle without affecting the rigidity of the whole vehicle.

In addition, the embodiment of the utility model further provides a vehicle, which comprises the C-pillar reinforcement assembly, and details of the foregoing embodiments are not repeated.

It is understood that the vehicle may be, for example, all vehicles with mobility, including vehicles with autonomous or intelligent driving, such as passenger vehicles (sedans, buses, wagons, etc.), cargo-carrying vehicles (vans, swing trailers, closed vans, tank vans, flatbed vans, container vans, dump vans, special structure vans), special vehicles (logistics distribution vehicles, patrol cars, cranes, excavators, bulldozers, forklift, road rollers, loaders, off-road engineering vehicles, armored engineering vehicles, sewage treatment vehicles), vehicles with recreational functions (recreational vehicles, casino autopilots, balance vehicles, etc.), rescue vehicles (e.g., fire fighting vehicles, ambulances, electric power emergency vehicles, engineering emergency vehicles, etc.), and the like.

It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Furthermore, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is submitted that it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.

It should be noted that in this document, relational terms such as "first" and "second" and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. The utility model provides a C post reinforcement assembly, its characterized in that, includes integrated into one piece's reinforcement body, the reinforcement body includes that the end to end encloses the rear side wall upper portion connecting piece that closes and forms first through-hole, the inner panel reinforcement is gone down in the side wall behind, C post reinforcement and CD pillar planking middle part reinforcement, the reinforcement body still includes:

a first overlap portion provided along a peripheral side of the first through hole;

the support piece is connected to the C column reinforcement piece, the C column reinforcement piece is provided with a second through hole, the support piece is located the second through hole, and the support piece stretches out of the C column reinforcement piece along the extending direction of the second through hole.

2. The C-pillar reinforcement assembly of claim 1, wherein the support member includes a connection plate and a support plate connected to form an L-shaped structure, one end of the connection plate being connected to the C-pillar reinforcement and the other end being connected to the support plate, the support plate being located in the second through-hole in an orthographic projection of the support plate to the C-pillar reinforcement.

3. The C-pillar reinforcement assembly of claim 2, wherein a side of the support plate remote from the C-pillar reinforcement is provided with a recess.

4. The C-pillar reinforcement assembly of claim 1, wherein said second overlap is provided at an edge location of said rear side upper connector, said side lower rear inner panel reinforcement, said C-pillar reinforcement and said CD pillar outer middle reinforcement on a side remote from said first through-hole;

the first lap joint portion and the second lap joint portion are arranged to be connected with the rear side wall upper connecting piece, the side wall rear lower inner plate reinforcing piece, the CD column outer plate middle reinforcing piece and the C column reinforcing piece.

5. The C-pillar reinforcement assembly of claim 1, wherein the first through-hole is a square hole and the first overlap is a square annular plate structure extending into the first through-hole.

6. The C-pillar stiffener assembly of claim 1, further comprising a mounting hole disposed at least in the first overlap.

7. The C-pillar reinforcement assembly of claim 6, wherein said side wall rear lower inner panel reinforcement and said CD pillar outer panel middle reinforcement are both provided with said mounting hole.

8. The C-pillar reinforcement assembly of claim 1, further comprising a locating hole provided in the side back upper connector and the C-pillar reinforcement.

9. The C-pillar reinforcement assembly of claim 1, further comprising a weight-reducing aperture disposed in at least one of the rear side upper connector, the side rear lower inner panel reinforcement, the CD pillar outer panel middle reinforcement, and the C-pillar reinforcement.

10. A vehicle comprising a C-pillar reinforcement assembly as defined in any one of claims 1-9.