CN115402416A - Vehicle body structure and short-head vehicle - Google Patents
Vehicle body structure and short-head vehicle Download PDFInfo
- Publication number
- CN115402416A CN115402416A CN202210991958.6A CN202210991958A CN115402416A CN 115402416 A CN115402416 A CN 115402416A CN 202210991958 A CN202210991958 A CN 202210991958A CN 115402416 A CN115402416 A CN 115402416A
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- vehicle body
- body structure
- collision
- door
- longitudinal
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- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 238000010521 absorption reaction Methods 0.000 abstract description 10
- 238000010276 construction Methods 0.000 abstract 2
- 230000005540 biological transmission Effects 0.000 description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 208000027418 Wounds and injury Diseases 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 208000014674 injury Diseases 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/08—Front or rear portions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R19/04—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects formed from more than one section in a side-by-side arrangement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R19/18—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R19/18—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects characterised by the cross-section; Means within the bumper to absorb impact
- B60R2019/1806—Structural beams therefor, e.g. shock-absorbing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The application discloses body construction and short-head car, body construction includes that the automobile body encloses, first preceding crashproof crossbeam, the crashproof crossbeam before the second, two first longerons and two second longerons, first preceding crashproof crossbeam with the crashproof crossbeam all is located the automobile body before enclosing the front side, the crashproof crossbeam is located before the second first preceding crashproof roof beam rear side, first longeron is even first preceding crashproof crossbeam both ends rear side, the second longeron is even the both ends rear side of crashproof crossbeam before the second. By adopting the vehicle body structure, when the front collision of the automobile occurs, the collision force is transmitted to the rear part of the vehicle body in two paths, so that the collision energy can be completely absorbed within a shorter crushing distance range, and therefore, a short-head vehicle with a shorter front collision energy absorption area can meet higher collision safety performance requirements by adopting the vehicle body structure.
Description
Technical Field
The application relates to the technical field of automobiles, in particular to an automobile body structure and a short-head automobile adopting the same.
Background
When an automobile is in a frontal collision, the front collision energy absorption area of the automobile is crushed and deformed to absorb collision energy, the energy absorbed by the collision energy absorption area is E = dF (d is the distance of crushed and deformed automobile in collision, and F is the average acting force of the front part of the automobile in crushed and deformed automobile), the collision kinetic energy is completely absorbed by the crushing and deformation of the collision energy absorption area, and the automobile can be stopped.
On the premise that the total length of the automobile is not changed, if the passenger sitting area of the automobile is longer, the front collision energy absorption area of the automobile is shorter, and once a frontal collision occurs, the energy absorbed by the short-distance collision energy absorption area is smaller, so that the collision safety performance cannot meet the higher requirement. The short-head vehicles (van, minibus, etc.) on the market at present have such problems.
Therefore, how to achieve higher requirements on collision safety performance under the condition that the front collision energy absorption area of the automobile is shorter is a technical problem to be solved by the technical personnel in the field.
Disclosure of Invention
In order to solve the technical problem, the application provides a vehicle body structure, vehicle body structure includes that the automobile body is preceding enclose, first preceding crashproof crossbeam, the crashproof crossbeam before the second, two first longerons and two second longerons, first preceding crashproof crossbeam with the crashproof crossbeam all is located the automobile body before enclose the front side, the crashproof crossbeam is located before the second first preceding crashproof roof beam rear side, first longeron is even first preceding crashproof crossbeam both ends rear side, the second longeron is even the both ends rear side of crashproof crossbeam before the second.
In one embodiment of the vehicle body structure, the first front impact cross member is disposed at a bottom of the vehicle body structure, and the first longitudinal member extends from a front end of the vehicle body structure to a rear end of the vehicle body structure.
In one embodiment of the vehicle body structure, the second front anti-collision cross beam is arranged above the first front anti-collision cross beam, the front end of the second longitudinal beam is connected with the second front anti-collision cross beam, and the rear end of the second longitudinal beam is connected with the lower part of the a-column of the vehicle body structure.
In one embodiment of the vehicle body structure, the upper a-pillar portion of the vehicle body structure is connected to the upper B-pillar portion of the vehicle body structure by a door frame roof rail.
According to one embodiment of the vehicle body structure, a vehicle door hinge is connected to the lower portion of a column A of the vehicle body structure, a hinge reinforcing plate is arranged at a position, connected with the vehicle door hinge, of the lower portion of the column A, the hinge reinforcing plate is connected with the front portion of a vehicle door frame inner plate, the rear portion of the vehicle door frame inner plate is connected with a column B, and a vehicle door water cutting plate, a vehicle door upper anti-collision beam and a vehicle door lower anti-collision beam are connected between the front portion and the rear portion of the vehicle door frame inner plate.
In one embodiment of the vehicle body structure, the lower portion of the a-pillar of the vehicle body structure is further connected to a wheel house, and the wheel house is connected to the lower portion of the B-pillar through a door frame rocker.
In one embodiment of the vehicle body structure, a bottom support plate is arranged at the bottom of the vehicle body structure, and the door frame lower edge beam is further connected with the first longitudinal beam through the bottom support plate.
In one embodiment of the vehicle body structure, the first longitudinal member is located above the second longitudinal member, and the first longitudinal member is connected to the second longitudinal member by a connecting member.
According to one embodiment of the vehicle body structure, a front wall beam is connected to the front side of a front wall body of a front wall of a vehicle body, and two ends of the front wall beam are respectively connected with the two second longitudinal beams.
In addition, this application still provides a short-head vehicle, short-head vehicle adopts above-mentioned any one the body structure.
The application provides a body structure, when the automobile takes place frontal collision, the collision force divides two road successively to automobile body rear portion transmission. The automobile anti-collision device is characterized in that an impact object firstly contacts a first front anti-collision cross beam, impact force is transmitted to the rear of an automobile body through the first front anti-collision cross beam and a first longitudinal beam, and after the first front anti-collision cross beam contacts the impact object, the automobile can still move forwards, so that the impact object then contacts a second front anti-collision cross beam located on the rear side of the first front anti-collision amount, and the impact force is transmitted to the rear of the automobile body through the second front anti-collision cross beam and the second longitudinal beam.
The vehicle body structure can completely absorb the collision energy within a shorter crushing distance range because the collision force can be transmitted to the rear part of the vehicle body in two ways successively when the frontal collision occurs, and therefore, a short-head vehicle with a shorter front collision energy absorption area can meet higher collision safety performance requirements by adopting the vehicle body structure.
Drawings
FIG. 1 is a perspective view of one embodiment of a vehicle body structure provided herein;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a bottom view of FIG. 1;
fig. 4 is a top view of fig. 1.
The reference numerals are explained below:
1 first front anti-collision crossbeam, 2 second front anti-collision crossbeam, 3 first longeron, 4 second longerons, 5A post lower part, 6A post upper portion, 7 door frame roof side rail, 8B post upper portion, 9B post lower part, enclose before the automobile body 10, enclose the body before 10a, enclose the crossbeam before 10B, hinge on 11a door, hinge under 11B door, 12 hinge reinforcing plates, 13 door frame inner panel, 14 door water cut board, 15 door on the anticollision roof beam, 16 door under the anticollision roof beam, 17 wheelhouse, 18 door frame roof side rail, 19a front bottom backup pad, 19B middle bottom backup pad, 19c rear bottom backup pad, 20 connecting plates, 21 reinforcing plates.
Detailed Description
In order to make those skilled in the art better understand the technical solutions of the present application, the following detailed description is made with reference to the accompanying drawings and the detailed description.
Referring to fig. 1, fig. 1 is a perspective view of an embodiment of a vehicle body structure provided by the present application. The vehicle body structure comprises a vehicle body front wall 10, a first front anti-collision cross beam 1, a second front anti-collision cross beam 2, two first longitudinal beams 3 and two second longitudinal beams 4. Crashproof crossbeam 2 all is located the automobile body before first preceding crashproof crossbeam 1 and the second and encloses 10 front sides, and crashproof crossbeam 2 is located first preceding crashproof crossbeam 1 rear side before the second, and first longeron 3 links at 1 both ends rear side of first preceding crashproof crossbeam, and second longeron 4 links the both ends rear side of crashproof crossbeam 2 before the second.
By adopting the vehicle body structure, when the front collision of the automobile occurs, the collision force is transmitted to the rear part of the vehicle body in two paths successively. Specifically, the impact firstly contacts first preceding crashproof crossbeam 1, and the impact is through first preceding crashproof crossbeam 1, first longeron 3 transmission to automobile body rear portion, and first preceding crashproof crossbeam 1 is back with the impact contact, and the car still can continue to move forward, leads to the impact to contact the second preceding crashproof crossbeam 2 that is located first preceding crashproof volume rear side then for the impact is through second preceding crashproof crossbeam 2, second longeron 4 transmission to automobile body rear portion.
The vehicle body structure can completely absorb the collision energy within a shorter crushing distance range because the collision force can be transmitted to the rear part of the vehicle body in two ways successively when the frontal collision occurs, and therefore, the short-head vehicle with a shorter front collision energy absorption area can meet the higher collision safety performance requirement by adopting the vehicle body structure. Of course, the vehicle body structure is not limited to be applied to short-head vehicles, and can also be applied to other vehicle types.
Specifically, as shown in fig. 1, a first front anti-collision cross beam 1 is arranged at the bottom of a vehicle body structure, a first longitudinal beam 3 extends from the front end of the vehicle body structure to the rear end of the vehicle body structure, so that the collision force can be transmitted from the bottom of the vehicle body structure to the rear part of the vehicle body through the first front anti-collision cross beam 1 and the first longitudinal beam 3, and a transmission path is located below a passenger riding area, so that the injury to passengers is reduced.
Specifically, as shown in fig. 1, the second front cross member 2 is disposed above the first front cross member 1, the front end of the second longitudinal member 4 is connected to the second front cross member 2, and the rear end is connected to the a-pillar lower portion 5 of the vehicle body structure. Set up like this, crashworthiness that comes through crashproof crossbeam 2 before the second, 4 transmissions of second longeron can transmit A post lower part 5, then respectively through last transfer route, well transfer route, transfer route three routes backward transmission down under the transfer action of A post lower part 5, three routes transfer route is located passenger respectively and takes district top, one side and below, does benefit to the injury that reduces the passenger.
Specifically, as shown in fig. 2, fig. 2 is a left side view of fig. 1, the a-pillar lower portion 5 is connected to the a-pillar upper portion 6, and the a-pillar upper portion 6 is connected to the B-pillar upper portion 8 of the vehicle body structure via the door frame roof side rail 7. Thus, part of the collision force transmitted to the a-pillar lower portion 5 is transmitted rearward through the a-pillar upper portion 6, the door frame roof side rail 7, and the B-pillar upper portion 8 in this order, whereby the above-described upper transmission path is transmitted.
Specifically, as shown in fig. 2,A, the lower column portion 5 is further connected with a door hinge, which includes an upper door hinge 11a and a lower door hinge 11b. A hinge reinforcing plate 12 is arranged at the position, connected with a door hinge, of the lower part 5 of the A column, the hinge reinforcing plate 12 is connected with the front part of a door frame inner plate 13, the rear part of the door frame inner plate 13 is connected with the B column, a door water cutting plate 14, an upper door anti-collision beam 15 and a lower door anti-collision beam 16 are connected between the front part and the rear part of the door frame inner plate 13, the door water cutting plate 14 is located above the upper door anti-collision beam 15, and the lower door anti-collision beam 16 is located below the upper door anti-collision beam 15. With this arrangement, part of the impact force transmitted to the a-pillar lower 5 is transmitted to the front portion of the door frame inner panel 13 via the door hinge and the hinge reinforcement plate 12 in this order, then transmitted to the B-pillar lower 9 via the door trim 14, the door upper impact beam 15, and the door lower impact beam 16, and transmitted rearward via the B-pillar lower 9. Thereby realizing the transmission of the transmission path.
Specifically, as shown in fig. 2,A, the column lower portion 5 is also connected to a wheel house 17, and the wheel house 17 is connected to the B-column lower portion 9 of the vehicle body structure via a door frame rocker 18. Thus, part of the collision force transmitted to the a-pillar lower 5 is transmitted rearward through the wheel house 17, the door sill 18, and the B-pillar lower 9 in this order, and the lower transmission path is transmitted.
Let the collision force pass through transmission path, well transmission path, transmission path three routes backward respectively, more do benefit to the dispersed collision force, avoid the local atress of automobile body to concentrate and lead to warping serious injury passenger's problem, consequently more do benefit to and promote collision security.
Specifically, as shown in fig. 3, fig. 3 is a bottom view of fig. 1, a bottom support plate may be further disposed at the bottom of the vehicle body structure, and the door frame lower side member 18 is further connected to the first longitudinal member 3 through the bottom support plate. A front bottom support plate 19a, a middle bottom support plate 19b, and a rear bottom support plate 19c are provided at intervals in this order in the vehicle longitudinal direction in the drawing. In this way, the impact force transmitted to the door frame rocker 18 can also be transmitted to the first longitudinal beam 3 via the floor support plate, and can thus be transmitted to the rear of the vehicle together with the impact force transmitted to the first longitudinal beam 3.
Specifically, as shown in fig. 2 and 4, fig. 4 is a top view of fig. 1. The first longitudinal beam 3 and the second longitudinal beam 4 on the same side can be connected with each other through a connecting piece, in the figure, the connecting piece comprises a connecting plate 20 and a reinforcing plate 21, and the connecting plate 20 and the reinforcing plate 21 are both positioned on the front side of the wheel housing 17. With the arrangement, the first longitudinal beam 3 and the second longitudinal beam 4 are connected into a frame structure through the connecting pieces, the structural strength and the structural stability are higher, the deformation along the longitudinal direction of the automobile can be more easily kept when the collision force is transmitted, the deflection along the cross beam of the automobile is not easy, and the absorption of the collision energy is quicker.
Further, as shown in fig. 1, the front body 10 may be provided with a front wall beam 10b, the front wall beam 10b is provided at the front side of the front wall body 10a, and both ends of the front wall beam 10b are respectively connected with the two second side members 4. Thus, on the one hand, the cowl cross member 10b itself can reduce the intrusion of the cowl body 10a into the vehicle during a frontal collision of the vehicle, and on the other hand, the collision force can be transmitted to the second side member 4 via the cowl cross member 10b and then transmitted to the vehicle body rear portion by the second side member 4, so that the degree of deformation of the cowl cross member 10b and the intrusion of the cowl body 10a into the vehicle can be further reduced, and therefore, the collision safety can be further improved.
The foregoing has been a description of the principles and implementations of the present application using specific examples, which are provided solely to aid in understanding the methods and their core concepts of the present application. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present application without departing from the principle of the present application, and such improvements and modifications also fall within the scope of the claims of the present application.
Claims (10)
1. The vehicle body structure is characterized by comprising a front wall (10), a first front anti-collision cross beam (1), a second front anti-collision cross beam (2), two first longitudinal beams (3) and two second longitudinal beams (4), wherein the first front anti-collision cross beam (1) and the second front anti-collision cross beam (2) are located on the front side of the front wall (10) of the vehicle body, the second front anti-collision cross beam (2) is located on the rear side of the first front anti-collision cross beam, the first longitudinal beams (3) are connected to the rear sides of the two ends of the first front anti-collision cross beam (1), and the second longitudinal beams (4) are connected to the rear sides of the two ends of the second front anti-collision cross beam (2).
2. The vehicle body structure according to claim 1, characterized in that the first front crash cross member (1) is arranged at the bottom of the vehicle body structure, and the first longitudinal member (3) extends from the front end of the vehicle body structure all the way to the rear end of the vehicle body structure.
3. The vehicle body structure according to claim 1, characterized in that the second front impact cross member (2) is arranged above the first front impact cross member (1), and the second longitudinal member (4) is connected at its front end to the second front impact cross member (2) and at its rear end to the lower a-pillar portion (5) of the vehicle body structure.
4. A vehicle body structure according to claim 3, characterized in that the a-pillar upper part (6) of the vehicle body structure is connected to the B-pillar upper part (8) of the vehicle body structure by means of a door frame roof rail (7).
5. The vehicle body structure of claim 4, characterized in that a door hinge is connected to the lower A-pillar portion (5) of the vehicle body structure, a hinge reinforcing plate (12) is arranged at a position where the lower A-pillar portion (5) is connected to the door hinge, the hinge reinforcing plate (12) is connected to the front portion of a door frame inner plate (13), the rear portion of the door frame inner plate (13) is connected to the B-pillar, and a door trim plate (14), a door upper impact beam (15) and a door lower impact beam (16) are connected between the front portion and the rear portion of the door frame inner plate (13).
6. The vehicle body structure according to claim 5, characterized in that the lower A-pillar part (5) of the vehicle body structure is further connected with a wheel house (17), and the wheel house (17) is connected with the lower B-pillar part (9) through a door frame lower side beam (18).
7. A vehicle body structure according to claim 6, characterized in that an underbody support plate is provided at the bottom of the vehicle body structure, through which underbody support plate the door frame rocker (18) is also connected to the first longitudinal beam (3).
8. The vehicle body structure according to claim 3, characterized in that the first longitudinal beam (3) is located above the second longitudinal beam (4), the first longitudinal beam (3) being connected to the second longitudinal beam (4) by a connecting piece.
9. The vehicle body structure according to any one of claims 1 to 8, wherein a cowl cross member (10 b) is attached to a front side of a cowl body (10 a) of the vehicle body cowl (10), and both ends of the cowl cross member (10 b) are connected to the two second side members (4), respectively.
10. A short-head vehicle, characterized in that it employs a vehicle body structure as claimed in any one of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210991958.6A CN115402416A (en) | 2022-08-17 | 2022-08-17 | Vehicle body structure and short-head vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210991958.6A CN115402416A (en) | 2022-08-17 | 2022-08-17 | Vehicle body structure and short-head vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115402416A true CN115402416A (en) | 2022-11-29 |
Family
ID=84159905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210991958.6A Pending CN115402416A (en) | 2022-08-17 | 2022-08-17 | Vehicle body structure and short-head vehicle |
Country Status (1)
| Country | Link |
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| CN (1) | CN115402416A (en) |
Citations (12)
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|---|---|---|---|---|
| JP2000085627A (en) * | 1998-09-11 | 2000-03-28 | Nissan Motor Co Ltd | Body structure of automobile |
| EP2562065A1 (en) * | 2010-04-19 | 2013-02-27 | Wenguang Bao | Integral body of ultra-micro pure electric vehicle at low speed |
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| CN106240641A (en) * | 2016-08-04 | 2016-12-21 | 北京宏瑞汽车科技股份有限公司 | A kind of small-sized electric car front deck anti-collision structure |
| CN106347264A (en) * | 2016-10-18 | 2017-01-25 | 洛阳北方易初摩托车有限公司 | Front anti-collision structure for four-wheeler |
| CN206287960U (en) * | 2016-12-07 | 2017-06-30 | 微宏动力系统（湖州）有限公司 | A kind of forward engine room energy-absorbing framework |
| CN207190757U (en) * | 2017-08-28 | 2018-04-06 | 无锡英捷汽车科技有限公司 | A kind of structure for reducing car door side impact intrusion volume |
| CN109941071A (en) * | 2017-12-21 | 2019-06-28 | 比亚迪股份有限公司 | Car door and vehicle with it |
| CN211568103U (en) * | 2019-12-30 | 2020-09-25 | 上汽通用五菱汽车股份有限公司 | White automobile body frame of small-size pure electric vehicles |
| CN212637124U (en) * | 2020-07-15 | 2021-03-02 | 恒大恒驰新能源汽车研究院(上海)有限公司 | Door lock reinforcing plate and have its door and vehicle |
| CN213565374U (en) * | 2020-09-29 | 2021-06-29 | 奇瑞汽车股份有限公司 | Energy-absorbing cross beam structure of vehicle body and vehicle door |
| CN216611366U (en) * | 2021-12-28 | 2022-05-27 | 沙龙智行科技有限公司 | Vehicle body front part reinforcing structure and automobile body |
-
2022
- 2022-08-17 CN CN202210991958.6A patent/CN115402416A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000085627A (en) * | 1998-09-11 | 2000-03-28 | Nissan Motor Co Ltd | Body structure of automobile |
| EP2562065A1 (en) * | 2010-04-19 | 2013-02-27 | Wenguang Bao | Integral body of ultra-micro pure electric vehicle at low speed |
| CN204210586U (en) * | 2014-11-13 | 2015-03-18 | 南京嘉远特种电动车制造有限公司 | A kind of Minitype four-wheel electric vehicle skeleton |
| CN106240641A (en) * | 2016-08-04 | 2016-12-21 | 北京宏瑞汽车科技股份有限公司 | A kind of small-sized electric car front deck anti-collision structure |
| CN106347264A (en) * | 2016-10-18 | 2017-01-25 | 洛阳北方易初摩托车有限公司 | Front anti-collision structure for four-wheeler |
| CN206287960U (en) * | 2016-12-07 | 2017-06-30 | 微宏动力系统（湖州）有限公司 | A kind of forward engine room energy-absorbing framework |
| CN207190757U (en) * | 2017-08-28 | 2018-04-06 | 无锡英捷汽车科技有限公司 | A kind of structure for reducing car door side impact intrusion volume |
| CN109941071A (en) * | 2017-12-21 | 2019-06-28 | 比亚迪股份有限公司 | Car door and vehicle with it |
| CN211568103U (en) * | 2019-12-30 | 2020-09-25 | 上汽通用五菱汽车股份有限公司 | White automobile body frame of small-size pure electric vehicles |
| CN212637124U (en) * | 2020-07-15 | 2021-03-02 | 恒大恒驰新能源汽车研究院(上海)有限公司 | Door lock reinforcing plate and have its door and vehicle |
| CN213565374U (en) * | 2020-09-29 | 2021-06-29 | 奇瑞汽车股份有限公司 | Energy-absorbing cross beam structure of vehicle body and vehicle door |
| CN216611366U (en) * | 2021-12-28 | 2022-05-27 | 沙龙智行科技有限公司 | Vehicle body front part reinforcing structure and automobile body |
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