CN220924314U - Vehicle body reinforcing structure and vehicle - Google Patents
Vehicle body reinforcing structure and vehicle Download PDFInfo
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- CN220924314U CN220924314U CN202323237599.4U CN202323237599U CN220924314U CN 220924314 U CN220924314 U CN 220924314U CN 202323237599 U CN202323237599 U CN 202323237599U CN 220924314 U CN220924314 U CN 220924314U
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- 230000003014 reinforcing effect Effects 0.000 title claims description 87
- 239000003351 stiffener Substances 0.000 claims abstract description 10
- 230000002787 reinforcement Effects 0.000 claims description 85
- 230000035939 shock Effects 0.000 claims description 40
- 239000006096 absorbing agent Substances 0.000 claims description 26
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 229910000679 solder Inorganic materials 0.000 abstract description 2
- 238000003466 welding Methods 0.000 description 28
- 238000005728 strengthening Methods 0.000 description 11
- 230000005284 excitation Effects 0.000 description 10
- 230000001976 improved effect Effects 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000008093 supporting effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Body Structure For Vehicles (AREA)
Abstract
The utility model relates to a vehicle body reinforced structure and vehicle, vehicle body reinforced structure includes rear floor crossbeam, top cap crossbeam, two rear wheel cover stiffening beams and two C post stiffeners, two rear wheel cover stiffening beams set up relatively and install respectively on the rear wheel cover inner panel that corresponds, two C post stiffeners set up relatively and install respectively on the C post inner panel that corresponds, rear floor crossbeam is located two between the rear wheel cover stiffening beams and connect respectively in two rear wheel cover stiffening beams, the top cap crossbeam is located two between the C post stiffening members and connect respectively in two C post stiffening members, and rear floor crossbeam top cap crossbeam, two rear wheel cover stiffening beams and two C post stiffening members enclose into annular bearing structure jointly. Through above-mentioned technical scheme, the automobile body reinforced structure that this disclosure provided simple structure, with low costs, and be favorable to improving the durability of automobile body intensity and rigidity and automobile body solder joint.
Description
Technical Field
The present disclosure relates to the field of vehicle technologies, and in particular, to a vehicle body reinforcing structure and a vehicle.
Background
With the rapid development of the vehicle industry, users also put forward stricter requirements on the whole vehicle performance, especially on the riding comfort of the vehicle, and good vehicle dynamics characteristics need to be matched with reasonable vehicle body structures to improve the rigidity of vehicle body attachment points, so that the comfort of the whole vehicle is improved.
The body-in-white reinforcement structure in the rear shock absorbing area is continuously subjected to shock and impact from the ground during running of the vehicle, and after a period of operation, welding spots in the area may crack due to stress deformation, particularly after the weakest welding spot is cracked, due to the continuous existence of excitation, the welding spot closest to the welding spot may continuously crack, so that the structural strength is reduced, and even a significant risk is generated for running and control safety of the vehicle.
Disclosure of utility model
The object of the present disclosure is to provide a vehicle body reinforcing structure which is simple in structure, low in cost, and advantageous in improving the strength and rigidity of a vehicle body and the durability of a vehicle body welding spot.
In order to achieve the above-mentioned purpose, the present disclosure provides a vehicle body reinforced structure, the vehicle body reinforced structure includes rear floor crossbeam, top cap crossbeam, two rear wheel cover stiffening beams and two C post stiffeners, two rear wheel cover stiffening beams set up relatively and install respectively on corresponding rear wheel cover inner panel, two C post stiffeners set up relatively and install respectively on corresponding C post inner panel, rear floor crossbeam is located two between the rear wheel cover stiffening beams and connect respectively in two rear wheel cover stiffening beams, the top cap crossbeam is located two between the C post stiffeners and connect respectively in two C post stiffening members, and rear floor crossbeam top cap crossbeam, two rear wheel cover stiffening beams and two C post stiffeners enclose into annular bearing structure jointly.
Optionally, the rear wheel cover reinforcement beam and the C-pillar reinforcement on the same side are connected together.
Optionally, the rear wheel cover reinforcement beam includes a connection body located above the corresponding rear shock absorber seat plate and having one end connected with the corresponding C-pillar reinforcement and the other end connected with the rear floor cross member.
Optionally, the connecting body is provided with a first reinforcing structure, the first reinforcing structure is located above the seat board body of the corresponding rear shock absorber seat board and comprises a first U-shaped portion and a second U-shaped portion, one ends of the first U-shaped portion and the second U-shaped portion, which are far away from each other, are respectively connected to the corresponding rear wheel cover inner board, one ends, which are close to each other, are connected and fixedly connected to the rear wheel cover inner board, wherein a first cavity is formed between the first U-shaped portion and the rear wheel cover inner board, and a second cavity is formed between the second U-shaped portion and the rear wheel cover inner board.
Optionally, the first U-shaped portion and one end of the second U-shaped portion, which are close to each other, are connected together by a connecting piece, wherein the connecting piece includes a first connecting portion, a second connecting portion and a third connecting portion, which are sequentially connected, the first connecting portion is connected with the first U-shaped portion, the second connecting portion is connected with the rear wheel cover inner plate, and the third connecting portion is connected with the second U-shaped portion.
Optionally, the connecting member is integrally formed, or the connecting member is integrally formed with the first U-shaped portion or the second U-shaped portion.
Optionally, be provided with the second additional strengthening on the connecting body, the second additional strengthening is located rear shock absorber seat plate's installation department top just includes first additional strengthening and second additional strengthening, first additional strengthening sets up on the first U-shaped part, the second additional strengthening sets up on the second U-shaped part, and first U-shaped part with the one end that keeps away from each other of second U-shaped part is connected in the rear wheel cover inner panel that corresponds respectively, and the one end that is close to each other is followed the outside of rear wheel cover inner panel is followed first direction and is extended in order to form the free end, wherein, first additional strengthening with enclose into between the second additional strengthening and be used for dodging rear shock absorber seat plate dodge the groove.
Optionally, the second reinforcing structure further includes a first auxiliary reinforcing member and a second auxiliary reinforcing member, the first auxiliary reinforcing member is located on one side of the first reinforcing body, which is close to the avoidance groove, the second auxiliary reinforcing member is located on one side of the second reinforcing body, which is close to the avoidance groove, and the first auxiliary reinforcing member and the second auxiliary reinforcing member each include a first auxiliary portion and a second auxiliary portion which are connected, the first auxiliary portion is connected with the rear wheel cover inner plate, and the second auxiliary portion is connected with the corresponding reinforcing body.
Optionally, the number of the first auxiliary reinforcements is plural, and plural first auxiliary reinforcements are arranged at intervals along the extending direction of the first reinforcing body; and/or the number of the second auxiliary reinforcing pieces is set to be a plurality, and the plurality of the second auxiliary reinforcing pieces are arranged at intervals along the extending direction of the second reinforcing body.
In addition, on the basis of the scheme, the invention further provides a vehicle, and the vehicle comprises the vehicle body reinforcing structure.
Through above-mentioned technical scheme, in the automobile body additional strengthening that this disclosure provided, two rear wheel cover stiffening beams are connected respectively to the rear floor crossbeam in order to form a "U" shape structure, two C post reinforcement are connected respectively to the top cap crossbeam in order to form another "U" shape structure, and make rear floor crossbeam, the top cap crossbeam, two rear wheel cover stiffening beams and two C post reinforcement enclose into annular bearing structure jointly, in order to form the annular support of the rear shock-absorbing region of automobile, and a simple structure, with low costs, can be used for promoting the transverse rigidity of the rear shock-absorbing region of automobile body on the one hand, whole car rigidity promotes, the stability of rear shock-absorbing region has been promoted by a wide margin, and optimized the power transmission route from the ground excitation, and then be favorable to improving the durability of the rear shock-absorbing region solder joint of automobile body. Therefore, the vehicle body reinforcing structure provided by the disclosure has the advantages of simple structure and low cost, and is beneficial to improving the strength and rigidity of the vehicle body and the durability of welding spots of the vehicle body.
Additional features and advantages of the present disclosure will be set forth in the detailed description which follows.
Drawings
The accompanying drawings are included to provide a further understanding of the disclosure, and are incorporated in and constitute a part of this specification, illustrate the disclosure and together with the description serve to explain, but do not limit the disclosure. In the drawings:
FIG. 1 is a schematic structural view of a vehicle body reinforcing structure provided in accordance with an embodiment of the present disclosure;
FIG. 2 is a schematic structural view of a rear wheel cover reinforcement beam and a C-pillar reinforcement in a joined state in a vehicle body reinforcement structure provided in accordance with an embodiment of the present disclosure, wherein the joined beam, the C-pillar inner panel and the rear wheel cover inner panel are shown;
FIG. 3 is a schematic view of a structure in which a rear wheel house reinforcement beam, a rear floor cross member, a roof cross member, and a C-pillar reinforcement are in a connected state in a vehicle body reinforcement structure according to an embodiment of the present disclosure;
FIG. 4 is a schematic view of a rear wheel cover reinforcement beam and a rear floor cross member in a to-be-connected state in a vehicle body reinforcement structure provided in accordance with an embodiment of the present disclosure;
FIG. 5 is a schematic structural view of a rear wheel cover reinforcement beam in a vehicle body reinforcement structure provided in accordance with an embodiment of the present disclosure;
FIG. 6 is a schematic structural view of a first auxiliary reinforcement and a second auxiliary reinforcement in a vehicle body reinforcement structure provided in accordance with an embodiment of the present disclosure, wherein a rear shock absorber seat plate is shown;
FIG. 7 is a schematic cross-sectional view of a first reinforcing structure of a vehicle body reinforcing structure provided in accordance with an embodiment of the present disclosure;
Fig. 8 is a schematic cross-sectional structure of a second reinforcing structure in the vehicle body reinforcing structure provided according to the embodiment of the present disclosure.
Description of the reference numerals
10-A rear wheel cover reinforcing beam; 1-a connecting body; 11-a first reinforcing structure; 111-a first U-shaped portion; 1111-a first cavity; 112-a second U-shaped portion; 1121-a second cavity; 113-a connector; 1131-a first connection; 1132-a second connection; 1133-a third connection; 12-a second reinforcing structure; 121-a first reinforcement body; 122-a second reinforcing body; 123-avoiding grooves; 124-a first auxiliary stiffener; 125-a second auxiliary stiffener; 1251-a first auxiliary portion; 1252-a second auxiliary portion;
20-a rear floor cross member; 30-a roof rail; 40-C column reinforcement; 50-rear shock absorber mount plate; 501-a seat plate body; 502-a mounting portion; 60-rear shock absorber; 70-connecting beams; an 80-C column inner plate; 90-rear wheel cover inner plate.
Detailed Description
Specific embodiments of the present disclosure are described in detail below with reference to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the disclosure, are not intended to limit the disclosure.
In this disclosure, unless otherwise indicated, terms of orientation such as "inner" and "outer" are used to refer to the inner and outer sides of the respective component parts' own contours. The terms "first" and "second" are used herein to distinguish one element from another without sequence or importance. Moreover, the following description, when referring to the drawings, wherein like reference numerals designate identical or similar elements throughout the several views, the present disclosure is not repeated.
In accordance with a specific embodiment of the present disclosure, a vehicle body reinforcing structure is provided, and an example of the vehicle body reinforcing structure is shown in fig. 1 to 8. Referring to fig. 1 to 8, the vehicle body reinforcement structure may include a rear floor cross member 20, a roof cross member 30, two rear wheel cover reinforcement beams 10, and two C-pillar reinforcement members 40, the two rear wheel cover reinforcement beams 10 being disposed opposite to each other and mounted on corresponding rear wheel cover inner plates 90, the two C-pillar reinforcement members 40 being disposed opposite to each other and mounted on corresponding C-pillar inner plates 80, the rear floor cross member 20 being disposed between the two rear wheel cover reinforcement beams 10 and connected to the two rear wheel cover reinforcement beams 10, the roof cross member 30 being disposed between the two C-pillar reinforcement members 40 and connected to the two C-pillar reinforcement members 40, and the rear floor cross member 20, the roof cross member 30, the two rear wheel cover reinforcement beams 10, and the two C-pillar reinforcement members 40 collectively enclosing an annular support structure.
Through the above technical scheme, in the vehicle body reinforcing structure provided by the present disclosure, the rear floor beam 20 is respectively connected with two rear wheel cover reinforcing beams 10 to form a "U" structure, the roof beam 30 is respectively connected with two C-pillar reinforcements 40 to form another "U" structure, and the rear floor beam 20, the roof beam 30, the two rear wheel cover reinforcing beams 10 and the two C-pillar reinforcements 40 (i.e. two U-shaped structures) jointly enclose an annular supporting structure, so as to form an annular support of a rear shock absorption region of a vehicle. Therefore, the vehicle body reinforcing structure provided by the disclosure has the advantages of simple structure and low cost, and is beneficial to improving the strength and rigidity of the vehicle body and the durability of welding spots of the vehicle body.
Here, the road surface excitation is the force and displacement transmitted to the vehicle by the friction of the tire with the road surface during the running of the vehicle. In addition, as can be appreciated with reference to fig. 1-8, the excitation from the road surface is transferred to the vehicle body through the rear shock absorber 60, and the provision of the vehicle body reinforcing structure can provide structural support for the vehicle body in the Z-direction and Y-direction, which is beneficial for improving the rigidity of the vehicle and increasing the structural stability of the welding spots and the rear shock absorbing region.
In the embodiment provided in the present disclosure, referring to fig. 1 to 8, the rear wheel cover reinforcement beam 10 and the C-pillar reinforcement 40 located on the same side are connected together to further improve the stability and rigidity of the annular support structure enclosed by the rear floor cross member 20, the roof cross member 30, the two rear wheel cover reinforcement beams 10 and the two C-pillar reinforcement 40 (i.e., two U-shaped structures) together.
In the specific embodiments provided in the present disclosure, the rear wheel cover reinforcement beam 10 may be configured in any suitable manner, and alternatively, referring to fig. 1 to 8, the rear wheel cover reinforcement beam 10 may include a connection body 1, the connection body 1 being located above a corresponding rear shock absorber seat plate 50 and connected at one end to a corresponding C-pillar reinforcement 40 and at the other end to the rear floor cross member 20. Wherein, be provided with first additional strengthening 11 on connecting body 1, first additional strengthening 11 is located the bedplate body 501 top of corresponding rear shock absorber seat board 50 and includes first U-shaped portion 111 and second U-shaped portion 112, and the one end that keeps away from each other of first U-shaped portion 111 and second U-shaped portion 112 is connected respectively in corresponding rear wheel cover inner panel 90, and the one end that is close to each other is connected and fixedly connected to rear wheel cover inner panel 90, wherein forms first cavity 1111 between first U-shaped portion 111 and the rear wheel cover inner panel 90, forms second cavity 1121 between second U-shaped portion 112 and the rear wheel cover inner panel 90. The first reinforcing structure 11 is provided for further improving the strength and rigidity of the rear wheel cover reinforcing beam 10 to suppress local deformation of the rear shock absorbing region, and further for increasing structural stability of the connection region, wherein the first cavity 1111 and the second cavity 1121 are provided to function to suppress upward transmission of road surface excitation and suppress local deformation of the rear shock absorbing region. In addition, referring to fig. 1 to 8, the connection body 1 is located above the corresponding rear shock-absorbing seat plate and has one end connected to the corresponding C-pillar reinforcement 40 and the other end connected to the rear floor cross member 20 through the connection beam 70.
In the embodiment provided in the present disclosure, referring to fig. 1 to 8, the ends of the first U-shaped portion 111 and the second U-shaped portion 112, which are close to each other, may be connected together by the connection member 113, wherein the connection member 113 includes a first connection portion 1131, a second connection portion 1132 and a third connection portion 1133, which are sequentially connected, the first connection portion 1131 is connected with the first U-shaped portion 111, the second connection portion 1132 is connected with the rear wheel cover inner plate 90, and the third connection portion 1133 is connected with the second U-shaped portion 112, such that an "M" shaped cross-section support is formed between the first U-shaped portion 111 and the second U-shaped portion 112 and the rear wheel cover inner plate 90, to improve the support strength of the rear wheel cover reinforcement beam 10, and to increase the structural stability of the connection area. While the first cavity 1111 and the second cavity 1121 are provided to function to suppress upward transmission of road surface excitation. In addition, the "M" -shaped cross-section support can increase the number and positions of the connection points of the rear wheel cover reinforcement beam 10 and the rear wheel cover inner plate 90, greatly improve the connection strength and the durability life of the connection points, and is convenient and quick to operate, beneficial to improving the connection efficiency and reducing the cost.
Wherein, the first connection portion 1131 and the first U-shaped portion 111, the second connection portion 1132 and the rear wheel cover inner plate 90, and the third connection portion 1133 and the second U-shaped portion 112 may be connected together in any suitable manner, alternatively, the first connection portion 1131 and the first U-shaped portion 111, the second connection portion 1132 and the rear wheel cover inner plate 90, and the third connection portion 1133 and the second U-shaped portion 112 may be connected in a welding manner. Specifically: the first connection portion 1131 is welded to the first U-shaped portion 111 in a lap joint manner, the second connection portion 1132 is welded to the rear wheel cover inner plate 90, the third connection portion 1133 is integrally formed with the second U-shaped portion 112, and when the connection is performed, the first U-shaped portion 111 and the second U-shaped portion 112 (the connection piece 113 and the second U-shaped portion 112 are integrally formed) can be connected through welding spots, and then the welded first U-shaped portion 111 is welded to the second U-shaped portion 112, the rear wheel cover inner plate 90 and the rear shock absorber seat plate 50, so that the number of welding spots of the rear shock absorbing area can be increased, and single welding spot stress can be reduced. In other embodiments of the present disclosure, the first connection portion 1131 and the first U-shaped portion 111 may be welded together in a lap joint manner, the second connection portion 1132 and the second U-shaped portion 112 may be welded together in a lap joint manner, and the second connection portion 1132 and the rear wheel cover inner plate 90 may be welded together, and thus, the present disclosure is not limited in any way, and those skilled in the art may selectively design according to actual needs.
For ease of processing and assembly, in some embodiments of the present disclosure, the connector 113 is integrally formed; in other embodiments of the present disclosure, the connector 113 may be integrally formed with the first U-shaped portion 111 or the second U-shaped portion 112. The assembly process can be optimized through the integrated forming, the assembly efficiency is improved, the processing process can be reduced, and the processing cost is improved.
In the embodiment provided in the present disclosure, referring to fig. 1 to 8, the connection body 1 may be provided with a second reinforcing structure 12, the second reinforcing structure 12 being located above a mounting portion 502 (for mounting the rear shock absorber 60) of the rear shock absorber seat plate 50 and including a first reinforcing body 121 and a second reinforcing body 122, the first reinforcing body 121 being provided on the first U-shaped portion 111, the second reinforcing body 122 being provided on the second U-shaped portion 112, and the mutually distant ends of the first U-shaped portion 111 and the second U-shaped portion 112 being connected to the corresponding rear wheel cover inner plate 90, respectively, the mutually close ends extending in a first direction from the outside of the rear wheel cover inner plate 90 to form free ends, wherein a relief groove 123 for relieving the rear shock absorber seat plate 50 is defined between the first reinforcing body 121 and the second reinforcing body 122. The provision of the first reinforcing body 121 and the second reinforcing body 122 in the second reinforcing structure 12 facilitates the lifting of the rigidity and durability above the mounting portion of the rear shock absorber seat plate 50, and thus serves to increase the structural stability of the connection region. The avoidance groove 123 is convenient for the disassembly and assembly of the rear shock absorber 60, so that the installation and the later maintenance are convenient. Wherein, in some embodiments of the present disclosure, the first reinforcing body 121 may be integrally formed with the first U-shaped portion 111, and the second reinforcing body 122 may be integrally formed with the second U-shaped portion 112 for ease of connection and assembly and lightweight design.
In the embodiment provided in the present disclosure, referring to fig. 1 to 8, the second reinforcement structure 12 may further include a first auxiliary reinforcement 124 and a second auxiliary reinforcement 125, the first auxiliary reinforcement 124 is located at a side of the first reinforcement body 121 near the escape groove 123, the second auxiliary reinforcement 125 is located at a side of the second reinforcement body 122 near the escape groove 123, and the first auxiliary reinforcement 124 and the second auxiliary reinforcement 125 each include a first auxiliary portion 1251 and a second auxiliary portion 1252 connected, the first auxiliary portion 1251 is connected with the rear wheel cover inner panel 90, and the second auxiliary portion 1252 is connected with the corresponding reinforcement body. The connection of the first auxiliary portion 1251 with the rear wheel cover inner panel 90 and the connection of the second auxiliary portion 1252 with the corresponding reinforcing body make a "T" shaped cross-section support between it and the corresponding rear wheel cover inner panel 90 to further improve the strength of the rear wheel cover reinforcement beam 10 and increase the structural stability of the connection region. In addition, the T-shaped cross-section support can increase the number and positions of the connection points of the rear wheel cover reinforcement beam 10 and the rear wheel cover inner plate 90, greatly improve the connection strength of the rear shock absorption area and the durability life of the connection points, is convenient and quick to operate, is beneficial to improving the connection efficiency, and reduces the cost. Accordingly, the provision of the first auxiliary reinforcement 124 and the second auxiliary reinforcement 125 can suppress local deformation of the rear shock absorbing region, further improving the strength and rigidity of the rear wheel house reinforcement beam 10 (particularly, the portion located above the rear shock absorber seat plate 50), and thus serving to increase the structural stability of the connection region.
Wherein the connection between the first auxiliary portion 1251 and the rear wheel cover inner panel 90 and the connection between the second auxiliary portion 1252 and the corresponding reinforcing body, respectively, may be connected together in any suitable manner, alternatively, the connection between the first auxiliary portion 1251 and the rear wheel cover inner panel 90 and the connection between the second auxiliary portion 1252 and the corresponding reinforcing body may be performed in a welded manner. In connection, the first auxiliary portion 1251 may be first connected to the rear wheel cover inner plate 90 and the rear shock absorber seat plate 50 by welding spots, and then the second auxiliary portion 1252 may be connected to the corresponding reinforcing body by welding spots, so that the number of welding spots of the rear shock absorbing area may be increased, and the single welding spot stress may be reduced.
In the specific embodiment provided in the present disclosure, the first auxiliary reinforcement 124 and the second auxiliary reinforcement 125 may be configured in any suitable manner, and alternatively, the number of the first auxiliary reinforcement 124 is set to be plural, and the plural first auxiliary reinforcements 124 are disposed at intervals along the extending direction of the first reinforcement body 121; and/or the number of the second auxiliary reinforcing members 125 is set to be plural, and the plurality of second auxiliary reinforcing members 125 are disposed at intervals along the extending direction of the second reinforcing body 122. The present disclosure does not impose any limitation on this. In addition, it should be noted that the first auxiliary reinforcement 124 and the second auxiliary reinforcement 125 may be configured as universal parts, so as to reduce part molds, reduce costs, reduce the number of parts on the welding site, save storage space, avoid the risk of miswelding, and have reasonable spatial arrangement and ordering of the welding assemblies, and realize welding operation.
In addition, in the connection region where the two "U" -shaped structures are formed, the structure of the corresponding beam may be adjusted, for example, to form an "M" -shaped cross-section support, in the region where the rear shock absorbing stress is large. In the durable reinforced area, a general auxiliary reinforcing piece can be added to form a T-shaped section with a corresponding beam, and meanwhile, the number of welding spots in the connecting area is increased, so that the stress is reduced, the service life of the welding spots is prolonged, and further, the durable service life of the welding spots is prolonged.
In other embodiments of the present disclosure, the rear wheel cover reinforcement beam 10 may be configured in other manners, and the present disclosure is not limited thereto, and those skilled in the art may selectively design the same according to actual needs.
The vehicle body reinforcing structure improves the rigidity of the rear shock absorption area, prolongs the service life of durable welding spots and greatly improves the durable service life of the welding spots of the rear shock absorber area by reasonably distributing road surface excitation transmission paths and welding spot arrangement. In particular, referring to fig. 1-8, when road surface excitation is transferred to the vehicle body through the rear shock absorber 60, the vehicle body reinforcing structure provides structural support in the Z-direction and the Y-direction depending on the direction of the force, the transfer paths and the connection structure are reasonably arranged, and welding spots are added on the basis of retaining beam shape characteristics. And the structural stability of the connecting area is further improved by adjusting the molded surface and the lap joint structure of the part in the end area of the vehicle body. Referring to fig. 1 to 8, the road surface excitation is transmitted to the vehicle body through the rear shock absorber 60, the vehicle body reinforcing structure increases the welding overlap according to the stress direction, and the stress concentration is improved by adjusting the beam shape in the Z-direction and X-direction stable rear shock absorbing region.
In addition, after a road test based on a whole vehicle body durability simulation model of a road spectrum (road surface information acquired by a vehicle through a relevant sensor under relevant road surface excitation) and a retrofit vehicle (an adjustment vehicle for obtaining relevant technical parameters at the initial stage of vehicle development), it has been verified that the required rigidity and durability can be obtained.
On the basis of the scheme, the invention further provides a vehicle, and the vehicle comprises the vehicle body reinforcing structure. The vehicle with the vehicle body reinforcing structure has the advantages that the structure is simple, the light weight degree of the whole vehicle is good, the strength and the rigidity of the rear shock absorption area are improved, and the durability of the welding spot of the rear shock absorber 60 area is enhanced.
The preferred embodiments of the present disclosure have been described in detail above with reference to the accompanying drawings, but the present disclosure is not limited to the specific details of the embodiments described above, and various simple modifications may be made to the technical solutions of the present disclosure within the scope of the technical concept of the present disclosure, and all the simple modifications belong to the protection scope of the present disclosure.
In addition, the specific features described in the foregoing embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, the present disclosure does not further describe various possible combinations.
Moreover, any combination between the various embodiments of the present disclosure is possible as long as it does not depart from the spirit of the present disclosure, which should also be construed as the disclosure of the present disclosure.
Claims (10)
1. The utility model provides a car body reinforced structure, its characterized in that, car body reinforced structure includes rear floor crossbeam, top cap crossbeam, two rear wheel cover stiffening beams and two C post stiffeners, two rear wheel cover stiffening beams set up relatively and install respectively on the rear wheel cover inner panel that corresponds, two C post stiffeners set up relatively and install respectively on the C post inner panel that corresponds, rear floor crossbeam is located two between the rear wheel cover stiffening beams and connect respectively in two rear wheel cover stiffening beams, top cap crossbeam is located two between the C post stiffening members and connect respectively in two C post stiffening members, and rear floor crossbeam, top cap crossbeam, two rear wheel cover stiffening beams and two C post stiffening members enclose into annular bearing structure jointly.
2. The vehicle body reinforcing structure according to claim 1, wherein the rear wheel house reinforcing beam and the C-pillar reinforcement on the same side are connected together.
3. The vehicle body reinforcing structure according to claim 2, wherein the rear wheel cover reinforcing beam includes a connecting body that is located above the corresponding rear shock absorber seat plate and has one end connected to the corresponding C-pillar reinforcement and the other end connected to the rear floor cross member.
4. The vehicle body reinforcing structure according to claim 3, wherein the connecting body is provided with a first reinforcing structure which is located above the seat plate body of the corresponding rear shock absorber seat plate and includes a first U-shaped portion and a second U-shaped portion, the first U-shaped portion and the second U-shaped portion being connected at mutually distant ends thereof to the corresponding rear wheel cover inner plate, respectively, and at mutually close ends thereof to the rear wheel cover inner plate,
The first U-shaped part and the rear wheel cover inner plate form a first cavity, and the second U-shaped part and the rear wheel cover inner plate form a second cavity.
5. The vehicle body reinforcing structure according to claim 4, wherein the mutually adjacent ends of the first U-shaped portion and the second U-shaped portion are connected together by a connecting member,
The connecting piece comprises a first connecting part, a second connecting part and a third connecting part which are sequentially connected, wherein the first connecting part is connected with the first U-shaped part, the second connecting part is connected with the inner plate of the rear wheel cover, and the third connecting part is connected with the second U-shaped part.
6. The vehicle body reinforcing structure according to claim 5, wherein the connecting member is integrally formed, or
The connector is integrally formed with the first or second U-shaped portion.
7. The vehicle body reinforcing structure according to claim 4, wherein a second reinforcing structure is provided on the connecting body, the second reinforcing structure being located above the mounting portion of the rear shock absorber seat plate and including a first reinforcing body provided on the first U-shaped portion and a second reinforcing body provided on the second U-shaped portion, and mutually distant ends of the first U-shaped portion and the second U-shaped portion are respectively connected to the corresponding rear wheel cover inner plate, mutually close ends extending in a first direction from an outer side of the rear wheel cover inner plate to form free ends,
And an avoidance groove for avoiding the rear shock absorber seat plate is formed between the first reinforcement main body and the second reinforcement main body in a surrounding mode.
8. The vehicle body reinforcement structure of claim 7, wherein the second reinforcement structure further comprises a first auxiliary reinforcement and a second auxiliary reinforcement, the first auxiliary reinforcement is located on a side of the first reinforcement body adjacent to the escape groove, the second auxiliary reinforcement is located on a side of the second reinforcement body adjacent to the escape groove, and the first auxiliary reinforcement and the second auxiliary reinforcement each comprise a first auxiliary portion and a second auxiliary portion connected, the first auxiliary portion being connected with the rear wheel cover inner panel, and the second auxiliary portion being connected with the corresponding reinforcement body.
9. The vehicle body reinforcing structure according to claim 8, wherein the number of the first auxiliary reinforcing members is plural, and the plural first auxiliary reinforcing members are arranged at intervals along the extending direction of the first reinforcing body; and/or the number of the groups of groups,
The number of the second auxiliary reinforcing pieces is multiple, and the second auxiliary reinforcing pieces are arranged at intervals along the extending direction of the second reinforcing body.
10. A vehicle characterized in that it comprises the vehicle body reinforcing structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323237599.4U CN220924314U (en) | 2023-11-28 | 2023-11-28 | Vehicle body reinforcing structure and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323237599.4U CN220924314U (en) | 2023-11-28 | 2023-11-28 | Vehicle body reinforcing structure and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220924314U true CN220924314U (en) | 2024-05-10 |
Family
ID=90961152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323237599.4U Active CN220924314U (en) | 2023-11-28 | 2023-11-28 | Vehicle body reinforcing structure and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220924314U (en) |
-
2023
- 2023-11-28 CN CN202323237599.4U patent/CN220924314U/en active Active
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