CN213735198U - A post structure and vehicle - Google Patents
A post structure and vehicle Download PDFInfo
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- CN213735198U CN213735198U CN202022823025.5U CN202022823025U CN213735198U CN 213735198 U CN213735198 U CN 213735198U CN 202022823025 U CN202022823025 U CN 202022823025U CN 213735198 U CN213735198 U CN 213735198U
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Abstract
The utility model provides a A post structure and vehicle belongs to vehicle technical field, including A post inner panel, A post reinforcing plate and elasticity energy-absorbing subassembly, constitute the energy-absorbing chamber between A post inner panel and the A post reinforcing plate, elasticity energy-absorbing subassembly sets up in the energy-absorbing intracavity. The utility model provides a A post structure only needs to set up elasticity energy-absorbing subassembly in the energy-absorbing cavity between current A post inner panel and A post reinforcing plate, collides at the vehicle, and when A post structure suffered the extrusion and ulcerate and become, elasticity energy-absorbing subassembly can play the effect of energy-absorbing, sound insulation and support to improve the collision security performance of A post structure, satisfy the law requirement of collision, improve the safety protection effect to passenger in the car.
Description
Technical Field
The utility model belongs to the technical field of the vehicle, more specifically say, relate to a A post structure and vehicle.
Background
With the increase of the automobile holding capacity and the frequent occurrence of traffic accidents, the safety of the automobile is more and more emphasized by people. In the case of a car traffic accident, the probability of a frontal collision is the greatest, and in the case of a frontal collision of a car, the proportion of offset collisions is the greatest, whereas in the evaluation of car safety, a 25% small overlap collision is also referred to as the most severe car collision test worldwide.
The A-pillar structure is one of main stressed structures in offset collision of a vehicle body, and the conventional A-pillar structure comprises an A-pillar inner plate, an A-pillar outer plate and an A-pillar reinforcing plate. In the offset collision test, particularly the stricter 25% small overlap collision test, the conventional A-pillar structure is crushed and torn, the deformation is serious, the requirement of the collision test cannot be met, and the vehicle has larger potential safety hazard.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a A post structure aims at solving the unable little collision test requirement that overlaps of conventional A post structure, has the problem of potential safety hazard.
In order to achieve the above object, the utility model adopts the following technical scheme: the A column structure comprises an A column inner plate, an A column reinforcing plate and an elastic energy-absorbing assembly, wherein an energy-absorbing cavity is formed between the A column inner plate and the A column reinforcing plate, and the elastic energy-absorbing assembly is arranged in the energy-absorbing cavity.
As another embodiment of the application, the elastic energy absorbing assembly comprises a support carrier and an elastic body arranged on the support carrier, a buffer space is arranged between the support carrier and the A-pillar inner plate and the A-pillar reinforcing plate, and the elastic body is completely or partially filled in the buffer space.
As another embodiment of the present application, the support carrier includes a support portion and a connection portion, the support portion is disposed in the energy absorbing cavity in a conformal manner, the elastic body is fixed to a surface of the support portion, the connection portion is fixed to both ends of the support portion in a length direction, and the support carrier is connected to the a-pillar reinforcing plate through the connection portion at both ends.
As another embodiment of the present application, the elastic body is a rubber member, and the elastic body is bonded to the supporting portion.
As another embodiment of the present application, the supporting portion is a non-metal part.
As another embodiment of the present application, the connecting portion is a metal piece.
As another embodiment of the present application, the connection part is connected to the A-pillar stiffener by a fastener.
As another embodiment of the present application, the surface of the supporting portion is provided with reinforcing ribs.
As another embodiment of the application, the support carrier is provided with an avoidance space for avoiding the vehicle window dripping pipe.
The utility model also provides a vehicle, include the A post structure.
The utility model provides a beneficial effect of A post structure lies in: compared with the prior art, the A column structure of the utility model only needs to arrange the elastic energy-absorbing component in the energy-absorbing cavity between the existing A column inner plate and the A column reinforcing plate, when the vehicle collides and the A column structure is extruded and collapsed, the elastic energy-absorbing component can play the roles of energy absorption, sound insulation and support, thereby improving the collision safety performance of the A column structure, meeting the requirement of the collision regulations and improving the safety protection effect on passengers in the vehicle; and, because when installing the elasticity energy-absorbing subassembly, need not to change current A post structure, the installation is simple and convenient.
The utility model provides a vehicle owing to installed foretell A post structure, consequently can improve vehicle crash performance, satisfies 25% little overlapping collision test requirement, improves crew's security performance.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic cross-sectional structure view of an a-pillar structure provided in an embodiment of the present invention;
fig. 2 is a schematic structural view of an elastic energy absorbing assembly according to an embodiment of the present invention.
In the figure: 1. an A column outer plate; 2. an energy absorption cavity; 3. a column reinforcing plate; 4. supporting a carrier; 41. a connecting portion; 42. a support portion; 43. reinforcing ribs; 5. an elastomer; 6. an A column inner plate; 7. vehicle window drip pipe.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 and fig. 2, the a-pillar structure provided by the present invention will now be described. The A-pillar structure comprises an A-pillar inner plate 6, an A-pillar reinforcing plate 3 and an elastic energy-absorbing assembly, wherein an energy-absorbing cavity 2 is formed between the A-pillar inner plate 6 and the A-pillar reinforcing plate 3, and the elastic energy-absorbing assembly is arranged in the energy-absorbing cavity 2.
Compared with the prior art, the A column structure provided by the utility model only needs to arrange the elastic energy-absorbing component in the energy-absorbing cavity 2 between the existing A column inner plate 6 and the A column reinforcing plate 3, when the vehicle collides and the A column structure suffers from extrusion collapse, the elastic energy-absorbing component can play the roles of energy absorption, sound insulation and support, thereby improving the collision safety performance of the A column structure, meeting the requirement of the collision regulations and improving the safety protection effect on passengers in the vehicle; and, because when installing the elasticity energy-absorbing subassembly, need not to change current A post structure, the installation is simple and convenient.
According to the elastic energy-absorbing assembly provided by the embodiment, according to the sectional characteristics of the energy-absorbing cavity 2 enclosed by the inner plate 6 of the a-pillar and the reinforcing plate 3 of the a-pillar, the shape of the elastic energy-absorbing assembly is designed in advance by using CAE (computer aided engineering) simulation analysis, so that the structure of the a-pillar is accurately reinforced.
The elastic energy absorption assembly can be applied to other structural spaces of the vehicle in an expanded mode according to actual conditions, and performance improvement of the whole structure is achieved.
The a-pillar structure provided by the present embodiment further includes an a-pillar outer panel 1 located outside the a-pillar reinforcement panel 3.
As a specific embodiment of the a-pillar structure provided by the present invention, please refer to fig. 1 to 2, the elastic energy-absorbing assembly includes a supporting carrier 4 and an elastic body 5 disposed on the supporting carrier 4, a buffering space is disposed between the supporting carrier 4 and the a-pillar inner plate 6 and the a-pillar reinforcing plate 3, and the elastic body 5 is fully or partially filled in the buffering space. Specifically, the support carrier 4 needs to have certain strength as a support structure, and the elastic body 5 provides buffering, energy absorption, sound insulation and sealing functions, so that in vehicle collision, the impact force is weakened, the transmission of noise is blocked, and the passenger is protected.
The installation of the elastic energy absorption assembly is not limited in the above embodiments, and the installation can be specifically carried out in the following ways; the support carrier 4 can not be fixedly connected with the A-pillar inner plate 6 or the A-pillar reinforcing plate 3, when the buffering space is completely filled with the elastic body 5, the elastic body 5 wraps the support carrier 4, at the moment, elastic filling is formed between the elastic body 5 and the inner wall of the energy absorption cavity 2, and the integral elastic energy absorption assembly can be unfixed and only fills the energy absorption cavity 2 through elastic filling or filling; the support carrier 4 can be fixedly connected with the A-pillar inner plate 6 or the A-pillar reinforcement plate 3, and in practical application, because the strength of the A-pillar reinforcement plate 3 is higher than that of the A-pillar inner plate 6, the support carrier 4 is fixed with the A-pillar reinforcement plate 3, and at this time, the elastic body 5 can also be completely or partially filled in the buffer space.
The elastic body 5 may be an integral structure, or may be fixed separately in blocks and zones.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 2, the supporting carrier 4 includes a supporting portion 42 and a connecting portion 41, the supporting portion 42 is disposed along with the shape of the energy-absorbing cavity 2, the elastic body 5 is fixed on the surface of the supporting portion 42, the connecting portion 41 is fixed at two ends of the supporting portion 42 in the length direction, and the supporting carrier 4 is connected to the a-pillar stiffener 3 through the connecting portions 41 at the two ends. The supporting carrier 4 can be provided with the connecting parts 41 only at two ends of the length, so that the elastic body 5 is convenient to arrange on one hand, and on the other hand, the restraint on the supporting carrier 4 can be reduced, and the integral strain performance of the elastic energy-absorbing assembly is improved.
Since the shape of the a-pillar structure is irregular, the shapes of the a-pillar inner panel 6 and the a-pillar reinforcement panel 3 and the shape of the energy absorption cavity 2 formed by the a-pillar inner panel and the a-pillar reinforcement panel are also irregular, and therefore, the structural shape of the support portion 42 is also a special-shaped structure and cannot be particularly limited. In this embodiment, the supporting portion 42 provides a supporting framework for the elastic body 5, and the elasticity of the elastic body 5 is utilized to achieve the effect of buffering and absorbing energy, thereby improving the collision safety performance.
Referring to fig. 1 and 2, the elastic body 5 is a rubber component, and the elastic body 5 is glued to the supporting portion 42. The elastic body 5 is preferably made of high-elasticity rubber, is fixed with the supporting part 42 in a gluing mode, can be glued and fixed along with the shape, is simple and convenient to manufacture, and simultaneously avoids the problem of stress deformation caused by the fixation of other hard parts, and the overall integrity of the elastic buffer assembly is damaged.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 2, the supporting portion 42 is a non-metal component. Preferably, the lightweight material is made of plastic or plastic steel, for example, and has a certain strength, toughness and impact resistance, but has a lower strength than the a-pillar inner panel 6 and the a-pillar reinforcement panel 3. The plastic is selected from polyethylene, polypropylene, polyvinyl chloride and other materials. The supporting portion 42 is only required to provide a mounting supporting surface for the elastic body 5, and the thickness is not required to be too thick, so that the weight of the whole vehicle is prevented from being excessively increased.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to fig. 2, the connecting portion 41 is a metal component. The connection portion 41 needs to have a certain rigidity, and is made of a metal material, so that the connection reliability can be improved. The connecting part can be made of stainless steel, aluminum and the like.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 2, the connection portion 41 is connected to the a-pillar stiffener 3 through a fastener. The fasteners are preferably screws, rivets, or the like. In this case, a connection hole needs to be provided in the connection portion 41. The connecting portion 41 may be welded and fixed to the a-pillar reinforcement plate 3.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 2, the surface of the supporting portion 42 is provided with the reinforcing rib 43, the reinforcing rib 43 can improve the strength of the supporting portion 42, and also provide more mounting surfaces for fixing the elastic body 5, thereby improving the reliability of the connection of the elastic body 5.
As a specific implementation manner of the embodiment of the present invention, please refer to fig. 1 to 2, the support carrier 4 is provided with an avoiding space for avoiding the vehicle window dripping pipe 7. Because the original design structure of the vehicle does not need to be changed in the installation of the elastic energy absorption assembly, the avoiding space needs to be reasonably arranged for the part interfering with other parts.
The utility model also provides a vehicle, include the A post structure.
The utility model provides a vehicle sets up elasticity energy-absorbing subassembly through energy-absorbing chamber 2 at A post structure, can reach following effect:
(1) the problem that the conventional A-pillar structure cannot meet the requirement of the collision regulation can be effectively solved;
(2) the elastic energy absorption component is flexible and simple in design, can be welded, can be screwed or directly filled, and is convenient to assemble;
(3) the thickness and the shape of each part can be reasonably designed according to the A column structures of different vehicle types, and the purpose of reducing the cost and the weight of the whole vehicle is achieved;
(4) the collision safety performance can be improved without increasing the sectional area of the A column structure, the effect that the occupied space of the narrow A column is small in size is achieved, and the visual field of a driver is improved;
(5) the elastic energy absorption assembly has certain sealing, blocking, energy absorption and noise reduction effects.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
- The A-pillar structure comprises an A-pillar inner plate and an A-pillar reinforcing plate, wherein an energy absorption cavity is formed between the A-pillar inner plate and the A-pillar reinforcing plate.
- 2. An A-pillar structure according to claim 1 wherein said energy absorbing resilience member comprises a support carrier and an elastomer disposed on said support carrier, a cushioning space being provided between said support carrier and said A-pillar inner panel and said A-pillar stiffener, said cushioning space being filled wholly or partially with said elastomer.
- 3. An A-pillar structure according to claim 2, wherein said support carrier includes a support portion and a connecting portion, said support portion is disposed to follow the shape of said energy absorbing chamber, said elastic body is fixed to the surface of said support portion, said connecting portion is fixed to both ends of said support portion in the length direction, and said support carrier is connected to said A-pillar reinforcing plate through said connecting portions at both ends.
- 4. An A-pillar structure according to claim 3, wherein said elastomer is a rubber member, said elastomer being glued to said support portion.
- 5. An A pillar structure as claimed in claim 3, wherein said support portion is a non-metallic piece.
- 6. An A-pillar structure as claimed in claim 3, wherein the connecting portion is a metal piece.
- 7. An A-pillar structure as claimed in claim 6, wherein the connecting portion is connected to the A-pillar stiffener by a fastener.
- 8. An A-pillar structure as claimed in claim 3, wherein the surface of the support portion is provided with reinforcing ribs.
- 9. An A-pillar structure as claimed in claim 2, wherein the support carrier is provided with an evacuation space for evacuating a vehicle window drip.
- 10. Vehicle, characterized in that it comprises an a-pillar structure according to any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022823025.5U CN213735198U (en) | 2020-11-30 | 2020-11-30 | A post structure and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022823025.5U CN213735198U (en) | 2020-11-30 | 2020-11-30 | A post structure and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213735198U true CN213735198U (en) | 2021-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022823025.5U Active CN213735198U (en) | 2020-11-30 | 2020-11-30 | A post structure and vehicle |
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| CN (1) | CN213735198U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114655313A (en) * | 2022-03-15 | 2022-06-24 | 岚图汽车科技有限公司 | Car A-pillars and vehicles |
| CN115257938A (en) * | 2022-07-20 | 2022-11-01 | 岚图汽车科技有限公司 | A post, door ring and vehicle |
-
2020
- 2020-11-30 CN CN202022823025.5U patent/CN213735198U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114655313A (en) * | 2022-03-15 | 2022-06-24 | 岚图汽车科技有限公司 | Car A-pillars and vehicles |
| CN115257938A (en) * | 2022-07-20 | 2022-11-01 | 岚图汽车科技有限公司 | A post, door ring and vehicle |
| CN115257938B (en) * | 2022-07-20 | 2024-04-16 | 岚图汽车科技有限公司 | A post, door ring and vehicle |
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