CN112519887B - Vehicle crossbeam assembly and frame - Google Patents
Vehicle crossbeam assembly and frame Download PDFInfo
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- CN112519887B CN112519887B CN201910887586.0A CN201910887586A CN112519887B CN 112519887 B CN112519887 B CN 112519887B CN 201910887586 A CN201910887586 A CN 201910887586A CN 112519887 B CN112519887 B CN 112519887B
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- 230000002787 reinforcement Effects 0.000 claims 33
- 230000003014 reinforcing effect Effects 0.000 abstract description 85
- 230000006378 damage Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000002708 enhancing effect Effects 0.000 abstract description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/02—Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/15—Understructures, i.e. chassis frame on which a vehicle body may be mounted having impact absorbing means, e.g. a frame designed to permanently or temporarily change shape or dimension upon impact with another body
- B62D21/152—Front or rear frames
- B62D21/155—Sub-frames or underguards
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
本发明公开了一种车辆横梁总成及车架，包括下横梁和下连接板，所述下横梁设置有腔体，所述下连接板包括一体成型的第一部分和第二部分，所述第二部分的外轮廓与所述腔体的开口的边沿固定连接以封闭腔体。本发明的车辆横梁总成的腔体结构能够提高车辆横梁总成结构的整体性和强度以及刚度，提高车辆横梁总成的碰撞性能和弯扭刚度，提高舒适性的同时减少对乘员伤害，保护乘员生存空间；相比较现有技术中采用增加加强板结构以增加车辆横梁总成强度和刚度的方法，本申请的车辆横梁总成的腔体结构能够在增强车辆横梁总成强度和刚度的基础上减轻车辆横梁总成的重量，实现车辆横梁总成的轻量化设计。
The present invention discloses a vehicle cross beam assembly and a vehicle frame, including a lower cross beam and a lower connecting plate, wherein the lower cross beam is provided with a cavity, wherein the lower connecting plate includes an integrally formed first part and a second part, wherein the outer contour of the second part is fixedly connected to the edge of the opening of the cavity to close the cavity. The cavity structure of the vehicle cross beam assembly of the present invention can improve the integrity, strength and rigidity of the vehicle cross beam assembly structure, improve the collision performance and bending-torsion rigidity of the vehicle cross beam assembly, improve comfort while reducing injuries to passengers, and protect the living space of passengers; compared with the method of increasing the strength and rigidity of the vehicle cross beam assembly by adding a reinforcing plate structure in the prior art, the cavity structure of the vehicle cross beam assembly of the present application can reduce the weight of the vehicle cross beam assembly on the basis of enhancing the strength and rigidity of the vehicle cross beam assembly, thereby realizing a lightweight design of the vehicle cross beam assembly.
Description
Technical Field
The invention relates to the technical field of automobiles, in particular to a vehicle cross beam assembly and a frame with the same.
Background
Front-end collisions of vehicles are one of the main forms of current traffic accidents in which the rate of occupant injury is large. In the prior art, the front collision performance of an automobile is used as one of automobile safety performance evaluation indexes. In the front collision process, whether the rigidity and the strength of the front surrounding cross beam can effectively overcome the impact force of front collision is an important aspect for measuring the stability of the front structure of the automobile.
The utility model provides a enclose vehicle beam assembly before in the prior art, including enclose the crossbeam body and connect the matter corbel at preceding crossbeam body both ends, enclose crossbeam body and take individual corbel before and form "pi" font, it can with dash the coaming zonulae occludens, have the effect of stress dispersion, but the preceding crossbeam body of its disclosure is platelike structure, when the front portion of vehicle received the striking collision, the intensity and the rigidity of enclose root vehicle beam assembly are not enough before, need increase additional reinforcing plate structure, cause preceding enclose vehicle beam assembly's part more, and the mechanical connection between part and the part also has reduced preceding enclose vehicle beam assembly overall consistency, make it still can not satisfy the anterior intensity of vehicle and rigidity requirement.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides a vehicle beam assembly, solves the problem that the vehicle beam assembly in the prior art is low in strength and rigidity, and provides a vehicle frame with the vehicle beam assembly.
In order to achieve the above object, the invention provides a vehicle beam assembly, which comprises a lower beam and a lower connecting plate, wherein the lower beam is provided with a cavity, the lower connecting plate comprises a first part and a second part which are integrally formed, and the outer contour of the second part is fixedly connected with the edge of an opening of the cavity to seal the cavity.
As a preferred scheme, the lower beam comprises a middle part, a first end part and a second end part, wherein the first end part and the second end part are positioned at two ends of the middle part, the cavity comprises a first cavity arranged at the first end part, a second cavity arranged at the second end part and a third cavity arranged at the middle part, and the first cavity, the second cavity and the third cavity are mutually communicated.
Preferably, the first end and the second end are identical in structure and are oppositely arranged;
The two side edges of the first cavity in the width direction of the lower cross beam are a first side plate and a second side plate respectively, and the height of the first side plate extending towards the opening direction of the first cavity is smaller than that of the second side plate extending towards the opening direction of the first cavity;
The second cavity is located the two sides of the width direction of the lower beam are a third side plate and a fourth side plate respectively, and the height of the third side plate extending towards the opening direction of the second cavity is smaller than that of the fourth side plate extending towards the opening direction of the second cavity.
Preferably, the middle part comprises a fifth side plate integrally formed with the second side plate and the fourth side plate, and a first bottom plate connected with the fifth side plate, the first bottom plate is flush with the first side plate in height, and the first bottom plate and the fifth side plate form the third cavity.
As a preferable scheme, the first cavity, the second cavity and the third cavity are respectively provided with a first reinforcing structure extending along the up-down direction of the vehicle.
As a preferable scheme, the first reinforcing structure comprises a first reinforcing longitudinal plate, a first reinforcing transverse plate and a first reinforcing column, wherein the first reinforcing longitudinal plate and the first reinforcing transverse plate are fixed in a crossing manner, and the first reinforcing column is arranged at the crossing position of the first reinforcing longitudinal plate and the first reinforcing transverse plate.
Preferably, the middle portion, the first end portion, the second end portion, and the first reinforcing structure are integrally formed.
As a preferable scheme, the two ends of the lower cross beam are respectively fixedly connected with a left longitudinal beam rear plate and a right longitudinal beam rear plate.
As a preferable scheme, the left longitudinal beam rear plate and the right longitudinal beam rear plate are oppositely arranged;
the left longitudinal beam rear plate comprises a left longitudinal beam bottom plate and a plurality of left longitudinal beam connecting plates fixedly arranged on the left longitudinal beam bottom plate, the left longitudinal beam bottom plate is fixedly connected with the first end part, the right longitudinal beam rear plate comprises a right longitudinal beam bottom plate and a plurality of right longitudinal beam connecting plates fixedly arranged on the right longitudinal beam bottom plate, and the right longitudinal beam bottom plate is fixedly connected with the second end part.
As a preferable scheme, the left longitudinal beam bottom plate is further provided with a second reinforcing structure, the second reinforcing structure comprises a second reinforcing longitudinal plate, a second reinforcing transverse plate and a second reinforcing column, the second reinforcing longitudinal plate and the second reinforcing transverse plate are fixed in a crossing manner, and the second reinforcing column is arranged at the crossing position of the second reinforcing longitudinal plate and the second reinforcing transverse plate;
The right longitudinal beam bottom plate is also provided with a third reinforcing structure, the third reinforcing structure comprises a third reinforcing longitudinal plate, a third reinforcing transverse plate and a third reinforcing column, the third reinforcing longitudinal plate and the third reinforcing transverse plate are fixed in a crossing manner, and the third reinforcing column is arranged at the crossing position of the third reinforcing longitudinal plate and the third reinforcing transverse plate;
The left longitudinal beam bottom plate, the left longitudinal beam connecting plate and the second reinforcing structure are integrally formed;
The right longitudinal beam bottom plate, the right longitudinal beam connecting plate and the third reinforcing structure are integrally formed.
The utility model provides a frame, includes vehicle beam assembly and well passageway, vehicle beam assembly is foretell vehicle beam assembly, vehicle beam assembly includes the intermediate part, the lower connecting plate includes the second part, the intermediate part with the second part fixed connection forms the third cavity that has the opening from top to bottom, well passageway fixed connection is in the opening part of third cavity.
Compared with the prior art, the invention has the beneficial effects that:
The lower beam of the vehicle beam assembly is provided with a cavity, the second part of the lower connecting plate is fixedly and matched with the opening of the cavity, so that the vehicle beam assembly forms an integral closed cavity structure, an integral coherent stress structure is formed in the length direction of the vehicle beam assembly, the integral strength and rigidity of the vehicle beam assembly structure are improved, the cavity structure can transmit and absorb part of collision force, the collision performance and bending rigidity of the vehicle beam assembly are improved, the NVH performance is improved, the comfort is improved, meanwhile, the injury to passengers is reduced, the living space of the passengers is protected, and compared with the method of adding a reinforcing plate structure to increase the strength and rigidity of the vehicle beam assembly in the prior art, the cavity structure of the vehicle beam assembly can lighten the weight of the vehicle beam assembly on the basis of enhancing the strength and rigidity of the vehicle beam assembly, and the light weight design of the vehicle beam assembly is realized.
Drawings
FIG. 1 is a schematic view of a vehicle cross beam assembly according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view of a connection structure of a middle portion of a vehicle cross-beam assembly with a lower connection plate and a middle channel according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view of a connection structure of a first end of a vehicle cross-beam assembly with a lower connection plate in accordance with an embodiment of the present invention;
FIG. 4 is a schematic view of the structure of a lower beam of a vehicle beam assembly according to an embodiment of the present invention;
FIG. 5 is a schematic view of the structure of a lower connection plate of a vehicle cross beam assembly according to an embodiment of the present invention;
FIG. 6 is a schematic view of the structure of a right side rail rear panel of a vehicle cross member assembly according to an embodiment of the present invention;
fig. 7 is a schematic structural view of a left side rail back plate of a vehicle cross member assembly according to an embodiment of the present invention.
In the figure, 1, lower cross beam, 11, cavity, 110, first cavity, 111, second cavity, 112, third cavity, 114, first side plate, 115, second side plate, 116, third side plate, 117, fourth side plate, 12, middle part, 121, fifth side plate, 122, first bottom plate, 13, first end part, 14, second end part, 2, lower connecting plate, 21, first part, 22, second part, 3, left longitudinal beam rear plate, 31, left longitudinal beam bottom plate, 32, left longitudinal beam connecting plate, 4, right longitudinal beam rear plate, 41, right longitudinal beam bottom plate, 42, right longitudinal beam connecting plate, 5, middle channel, 6, first reinforcing structure, 61, first reinforcing longitudinal plate, 62, first reinforcing cross plate, 63, first reinforcing column, 7, second reinforcing structure, 8 and third reinforcing structure.
Detailed Description
The following describes in further detail the embodiments of the present invention with reference to the drawings and examples. The following examples are illustrative of the invention and are not intended to limit the scope of the invention.
In the description of the present invention, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", "top", "bottom", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. It should be understood that the terms "first," "second," and the like are used herein to describe various information, but such information should not be limited to these terms, which are used merely to distinguish one type of information from another. For example, a "first" message may also be referred to as a "second" message, and similarly, a "second" message may also be referred to as a "first" message, without departing from the scope of the invention.
Referring to a preferred embodiment of the vehicle cross beam assembly of the present invention, as shown in fig. 1-6, the vehicle cross beam assembly of the present invention comprises a lower cross beam 1, a lower connecting plate 2, a left side beam rear plate 3 and a right side beam rear plate 4, wherein the lower cross beam 1 is provided with a cavity 11 extending downward, the upper portion of the cavity 11 is provided with an opening, the lower connecting plate 2 comprises a first portion 21 and a second portion 22 which are integrally formed, the first portion 21 is used for connecting a vehicle body, the profile of the second portion 22 is matched with the shape of the edge of the opening of the cavity 11, so that the second portion 22 is fixedly connected with the opening of the cavity 11 up and down to seal the cavity to form a cavity with a cross section being in the shape of an "mouth", the integrity of the lower cross beam 1 and the lower connecting plate 2 is improved, and the collision force applied to the vehicle cross beam assembly is sequentially circulated along the side wall of the sealed cavity 11 formed by the lower cross beam 1 and the lower connecting plate 2 is attenuated, so that collision energy can be effectively absorbed and dispersed.
As shown in fig. 4, the lower beam 1 includes a middle portion 12, and a first end portion 13 and a second end portion 14 located at two ends of the middle portion 12, wherein the cavity 11 includes a first cavity 110 provided at the first end portion 13, a second cavity 111 provided at the second end portion 14, and a third cavity 112 provided at the middle portion 12, and the first cavity 110, the second cavity 111, and the third cavity 112 are mutually communicated. Compared with the plate surface shape, the three-dimensional cavity 11 structure can improve the strength and rigidity of the lower beam 1. When the lower beam 1 receives a transverse impact force, the first end 13 and the second end 14 are main stress parts, and the middle part 12 needs to be connected with a middle channel of a vehicle body, so that the shape of the first cavity 110 and the second cavity 111 is larger than that of the third cavity 112. In order to make the structure and the stress of the lower beam 1 symmetrical, the first end 13 and the second end 14 in this embodiment are the same in shape and symmetrically arranged with the middle portion as the center, specifically, two opposite sides of the first cavity 110 in the width direction of the lower beam 1 are a first side plate 114 and a second side plate 115 respectively, the height of the first side plate 114 extending in the opening direction of the first cavity 110 is smaller than the height of the second side plate 115 extending in the opening direction of the first cavity 110, that is, the height of the first side plate 114 is smaller than the height of the second side plate 115, when the lower connecting plate 2 is fixedly connected with the first end 13, the cross section of the first cavity 110 is trapezoid as shown in fig. 3, two sides of the second cavity 111 in the width direction of the lower beam 1 are a third side plate 116 and a fourth side plate 117 respectively, the height of the third side plate 116 extending in the opening direction of the second cavity 111 is smaller than the height of the fourth side plate 117 extending in the opening direction of the second cavity 111, that is smaller than the height of the third side plate 116 extending in the opening direction of the fourth side plate 117, that is also smaller than the cross section of the fourth cavity 117 is fixedly connected with the second end 14.
Referring to fig. 2, the middle part 12 of the lower beam 1 includes a fifth side plate 121, the fifth side plate 121 is positioned between the second side plate 115 and the fourth side plate 117, the fifth side plate 121 is integrally formed with the second side plate 115 and the fourth side plate 117, the height of the fifth side plate 121 is equal to the height of the second side plate 115, the bottom of the middle part 12 is connected with a first bottom plate 122, the first bottom plate 122 is integrally formed with and fixedly connected with the fifth side plate 121, the height of the first bottom plate 122 is flush with the first side plate 114, the fifth side plate 121 and the first bottom plate 122 form a third cavity, the cross section of the third cavity 112 of the middle part 12 is triangular, the lower connecting plate 2 is fixed with the fifth side plate 121, and the third cavity 112 has an opening for connecting the middle channel 5.
In other embodiments of the present application, the structures of the first end portion 13 and the second end portion 14 may be different, the cross-sectional shapes of the first cavity 110 and the second cavity 111 may be rectangular or positive, triangular, etc., and the cross-sectional shape of the third cavity 112 may be square or trapezoidal, etc. according to the requirements.
To further increase the strength and rigidity of the lower cross member 1, a first reinforcing structure 6 is fixedly provided in the cavity 11, and the first reinforcing structure 6 extends in the vehicle's cavity up-down direction as shown with reference to fig. 4. Simultaneously, the bottom of cavity 11 still is equipped with the bottom enhancement layer, and the bottom integrated into one piece of bottom enhancement layer and cavity for increase the intensity and the rigidity of bottom cross beam 1. The first reinforcing structure 6 specifically comprises a first reinforcing vertical plate 61, a first reinforcing horizontal plate 62 and a first reinforcing column 63, the first reinforcing vertical plate 61 and the first reinforcing horizontal plate 62 are fixed in a crossing way, the first reinforcing column 63 is arranged at the crossing part of the first reinforcing vertical plate 61 and the first reinforcing horizontal plate 62, a hole extending along the axial direction is arranged in the middle of the first reinforcing column 63, the weight of the first reinforcing structure 6 can be reduced, and the first reinforcing structure can also be used as a mounting hole connected with other structural parts. Referring to fig. 4, the arrangement directions of the first reinforcing structures 6 in the first cavity 110, the second cavity 111 and the third cavity 112 are different, the first reinforcing transverse plates 62 and the first reinforcing longitudinal plates 61 in the first cavity 110 and the third cavity 112 are fixed in a right-angle crossing manner, the first reinforcing transverse plates 62 and the first reinforcing longitudinal plates 61 in the second cavity 111 are arranged in a triangle crossing manner, and the first reinforcing structures 6, the first end parts 13, the second end parts 14 and the middle parts 12 are integrally formed, so that the strength and the rigidity of the lower cross beam 1 can be increased.
The edge of the lower cross beam 1 is also provided with a flanging which is used for connecting the lower connecting plate 2.
The left side beam rear plate 3 and the right side beam rear plate 4 are respectively and fixedly connected to two ends of the lower cross beam 1, the left side beam rear plate 3 is fixedly connected to the first end portion 13, the right side beam rear plate 4 is fixedly connected to the second end portion 14, and the middle portion 12 is fixedly connected to the middle channel 5, in this embodiment, the left side beam rear plate 3 and the right side beam rear plate 4 are oppositely arranged for facilitating transmission of forces of the vehicle cross beam assembly. Specifically, the left longitudinal beam rear plate 3 comprises a left longitudinal beam bottom plate 31 and a plurality of left longitudinal beam connecting plates 32 fixedly arranged on the left longitudinal beam bottom plate 31, the left longitudinal beam bottom plate 31 is fixedly connected with the first end part 13, one side surface of the left longitudinal beam bottom plate 31 is fixedly connected to the side surface of the first end part 13, which is positioned at the transverse end part of the lower cross beam 1, the right longitudinal beam rear plate 4 comprises a right longitudinal beam bottom plate 41 and a plurality of right longitudinal beam connecting plates 42 fixedly arranged on the right longitudinal beam bottom plate 41, the right longitudinal beam bottom plate 41 is fixedly connected with the second end part 14, and one side surface of the right longitudinal beam bottom plate 41 is fixedly connected to the side surface of the second end part 14, which is positioned at the transverse end part of the lower cross beam 1.
As shown in fig. 6 and 7, similar to the first reinforcing structure 6 in the lower cross member 1, the left side rail bottom plate 31 is further provided with a second reinforcing structure 7, the second reinforcing structure 7 includes a second reinforcing longitudinal plate, a second reinforcing transverse plate and a second reinforcing column, the second reinforcing longitudinal plate and the second reinforcing transverse plate are fixed in a crossed manner, the second reinforcing column is provided at the crossing of the second reinforcing longitudinal plate and the second reinforcing transverse plate, the right side rail bottom plate 41 is further provided with a third reinforcing structure 8, the third reinforcing structure includes a third reinforcing longitudinal plate, a third reinforcing transverse plate and a third reinforcing column, the third reinforcing longitudinal plate and the third reinforcing transverse plate are fixed in a crossed manner, the third reinforcing column is provided at the crossing of the third reinforcing longitudinal plate and the third reinforcing transverse plate, and the left side rail bottom plate 31, the left side rail connecting plate 32 and the second reinforcing structure 7 are integrally formed, and the right side rail bottom plate 41, the right side rail connecting plate 42 and the third reinforcing structure 8 are integrally formed. Like this left longeron back plate 3 and right longeron back plate 4 are integrated into one piece's structure, can increase the intensity of left longeron back plate 3 and right longeron back plate 4.
The lower cross beam 1, the lower connecting plate 2, the left longitudinal beam rear plate 3 and the right longitudinal beam rear plate 4 are all integrally formed, and specifically, the lower cross beam 1, the left longitudinal beam rear plate 3 and the right longitudinal beam rear plate 4 are cast aluminum pieces, the lower connecting plate 2 is a stamped aluminum piece, and the lower connecting plate 2, the left longitudinal beam rear plate 3 and the right longitudinal beam rear plate 4 are only required to be fixed on the lower cross beam 1 in a riveting manner during installation, so that the structure is simple, structural parts are few, the main stress part lower cross beam 1 and the lower connecting plate 2 are integrally formed in the transverse direction, the rigidity strength of the vehicle cross beam assembly is improved, the collision deformation of the vehicle cross beam assembly is reduced, and compared with the prior art, the weight of the vehicle cross beam assembly can be obviously reduced, and the light design is realized.
In the present application, the above-mentioned fixed connection may be a fastening manner such as caulking, welding, and bolting, and in the present application, caulking is preferable.
A preferred embodiment of a vehicle frame according to the present application, as shown in fig. 1 and 2, includes a vehicle cross member assembly and a middle channel 5, the vehicle cross member assembly has the same structure as that of the vehicle cross member assembly embodiment described above, the vehicle cross member assembly includes a middle portion 12, the lower connecting plate 2 includes a second portion 22, the middle portion 12 and the second portion 22 are fixedly connected up and down to form a third cavity 112 having an opening, and the middle channel 5 is fixedly connected at the opening of the third cavity.
The foregoing is merely a preferred embodiment of the present invention, and it should be noted that modifications and substitutions can be made by those skilled in the art without departing from the technical principles of the present invention, and these modifications and substitutions should also be considered as being within the scope of the present invention.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910887586.0A CN112519887B (en) | 2019-09-19 | 2019-09-19 | Vehicle crossbeam assembly and frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910887586.0A CN112519887B (en) | 2019-09-19 | 2019-09-19 | Vehicle crossbeam assembly and frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112519887A CN112519887A (en) | 2021-03-19 |
| CN112519887B true CN112519887B (en) | 2025-01-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910887586.0A Active CN112519887B (en) | 2019-09-19 | 2019-09-19 | Vehicle crossbeam assembly and frame |
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| Country | Link |
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| CN (1) | CN112519887B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116750086B (en) * | 2023-06-26 | 2024-03-01 | 小米汽车科技有限公司 | Vehicle front end reinforcing support assembly and vehicle |
| CN116654094A (en) * | 2023-06-30 | 2023-08-29 | 三亚学院 | Frame body, box girder type frame assembly and vehicle |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209192054U (en) * | 2018-12-13 | 2019-08-02 | 广州汽车集团股份有限公司 | Automobile front wall Lower Crossbeam Structure and body of a motor car |
| CN211167095U (en) * | 2019-09-19 | 2020-08-04 | 广州汽车集团股份有限公司 | Vehicle beam assembly and frame |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009286181A (en) * | 2008-05-27 | 2009-12-10 | Toyota Motor Corp | Vehicle body skeleton structure |
| CN205239657U (en) * | 2015-12-03 | 2016-05-18 | 广州汽车集团股份有限公司 | Enclose assembly before preceding wind window crossbeam structure and car |
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2019
- 2019-09-19 CN CN201910887586.0A patent/CN112519887B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN209192054U (en) * | 2018-12-13 | 2019-08-02 | 广州汽车集团股份有限公司 | Automobile front wall Lower Crossbeam Structure and body of a motor car |
| CN211167095U (en) * | 2019-09-19 | 2020-08-04 | 广州汽车集团股份有限公司 | Vehicle beam assembly and frame |
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| CN112519887A (en) | 2021-03-19 |
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