CN215398928U - Anticollision roof beam assembly, chassis and vehicle - Google Patents
Anticollision roof beam assembly, chassis and vehicle Download PDFInfo
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- CN215398928U CN215398928U CN202022902398.1U CN202022902398U CN215398928U CN 215398928 U CN215398928 U CN 215398928U CN 202022902398 U CN202022902398 U CN 202022902398U CN 215398928 U CN215398928 U CN 215398928U
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Abstract
The application relates to the technical field of vehicles, in particular to an anti-collision beam assembly, a chassis and a vehicle. The anti-collision beam assembly comprises an anti-collision main beam (1) and a protection beam (2), wherein the protection beam (2) is located below the anti-collision main beam (1) and connected with the anti-collision main beam (1), and the protection beam (2) is arranged on an extension surface of a curved surface where the anti-collision main beam (1) is located. This anticollision roof beam assembly is through setting up anticollision girder and protective beam, and at the in-process of people's car collision, anticollision girder and protective beam can constitute an effectual supporting role jointly to pedestrian's shank, have reduced the injury of vehicle front end to pedestrian's shank.
Description
Technical Field
The application relates to the technical field of vehicles, in particular to an anti-collision beam assembly, a chassis and a vehicle.
Background
With the increasing popularization of vehicles, accidents caused by human-vehicle collision are more and more. In the event of a human-vehicle collision, the legs of pedestrians are extremely easy to be injured due to the lack of corresponding protective measures for the pedestrians. Therefore, how to effectively protect pedestrians during the collision of people and vehicles becomes an important issue for the development of vehicle safety technology.
SUMMERY OF THE UTILITY MODEL
The utility model provides an aim at very easily injures the problem of pedestrian's shank in order to overcome the vehicle that prior art exists at people's car collision in-process, provide an anticollision roof beam assembly, chassis and vehicle, this anticollision roof beam assembly is through setting up anticollision girder and protective beam, and at people's car collision in-process, anticollision girder and protective beam can constitute an effectual supporting role to pedestrian's shank jointly, have reduced the injury of vehicle front end to pedestrian's shank.
In order to realize the above object, an embodiment of this application provides an anticollision roof beam assembly on the one hand, and the anticollision roof beam assembly includes anticollision girder and protective beam, and the protective beam is located the below of anticollision girder and is connected with anticollision girder, and the protective beam setting is on the extension face of anticollision girder place curved surface.
Optionally, the crashproof roof beam assembly includes first energy-absorbing spare and second energy-absorbing spare, and first energy-absorbing spare sets up in crashproof girder and can take place the crushing and warp in order to cushion crashproof girder's collision effect, and the second energy-absorbing spare sets up in the protective beam and can take place the crushing and warp in order to cushion protective beam's collision effect.
Optionally, the impact beam assembly includes a mounting member that is capable of being assembled to an external structure, the mounting member being connected to a side of the first energy absorbing member that is distal from the impact beam and a side of the second energy absorbing member that is distal from the bumper beam, respectively.
Optionally, the anti-collision beam assembly includes first energy absorbing members arranged in pairs, and the first energy absorbing members in pairs are symmetrically distributed along a center line of the anti-collision main beam in the length direction; and/or
The anti-collision beam assembly comprises second energy-absorbing pieces which are arranged in pairs, and the second energy-absorbing pieces in pairs are symmetrically distributed along the central line of the protective beam in the length direction.
Optionally, the guard beam and the main anti-collision beam are arranged at intervals and assembled together through the connecting plate.
Optionally, the impact beam assembly includes a reinforcing plate, and the reinforcing plate is connected with the mounting member and the connecting plate respectively.
Optionally, the impact beam assembly includes a plurality of connecting plates distributed at intervals along the length direction of the impact main beam.
Optionally, the dimension of the protective beam in the height direction is smaller than the dimension of the impact main beam in the height direction.
The embodiment second aspect of this application still provides a chassis, and the chassis includes sub vehicle frame, longeron and crashproof roof beam assembly, and on crashproof girder assembled the longeron, the sub vehicle frame was assembled to the protective beam.
A third aspect of embodiments of the present application also provides a vehicle comprising a chassis.
Through the technical scheme, the embodiment of this application provides an anticollision roof beam assembly, chassis and vehicle, this anticollision roof beam assembly is through setting up anticollision girder and protective beam, make the protective beam set up the extension face at anticollision girder place curved surface and be in the below of anticollision girder, at the in-process of people's car collision, anticollision girder and protective beam can constitute an effectual supporting role jointly to pedestrian's shank, the support position of vehicle front end and pedestrian's shank has been increased, the problem of vehicle front end among the prior art only forms strong collision impact etc. and cause pedestrian's shank injured seriously through single anticollision roof beam to pedestrian's shank when people's car collides has been solved, the injury of vehicle front end to pedestrian's shank has been reduced.
Drawings
FIG. 1 is a schematic structural view of an impact beam assembly provided in accordance with an embodiment of the present application;
fig. 2 is a rear view of the impact beam assembly of fig. 1.
Description of the reference numerals
1. A main beam is prevented from collision; 2. a guard beam; 3. a connecting plate; 4. a reinforcing plate; 5. a first energy absorbing member; 6. a second energy absorbing member; 7. a mounting member; 8. mounting points; a. a height direction; b. and (4) the length direction.
Detailed Description
The following detailed description of embodiments of the present application will be made with reference to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating embodiments of the application, are given by way of illustration and explanation only, not limitation.
The embodiment of this application provides an anticollision roof beam assembly in the first aspect, as shown in fig. 1 and 2, anticollision roof beam assembly includes anticollision girder 1 and protective beam 2, and protective beam 2 is located the below of anticollision girder 1 and is connected with anticollision girder 1, and protective beam 2 sets up on the extension face of anticollision girder 1 place curved surface. It is worth mentioning that the extension surface of the curved surface where the main anti-collision beam 1 is located refers to an extension surface formed according to the extension characteristics of the curved surface where the main anti-collision beam 1 is located; for example, in the height direction a of the main impact beam 1, if the main impact beam 1 is configured as a linearly extending plane, the protective beam 2 is configured as a corresponding plane, or if the main impact beam 1 is configured as a bent plane as shown in fig. 1, the protective beam 2 may be configured as a corresponding bent plane, and the protective beam 2 may also be configured as a plane, and the plane is configured to be coplanar with a part of the bent plane of the main impact beam 1 (for example, an outward protruding plane in the bent plane of the main impact beam 1).
Through the technical scheme, the embodiment of this application provides an anticollision roof beam assembly, chassis and vehicle, this anticollision roof beam assembly is through setting up anticollision girder 1 and protective beam 2, make protective beam 2 set up at the extension face of 1 place curved surface of anticollision girder and be in the below of anticollision girder 1, with form an effective holding surface jointly, thus, at the in-process of people's car collision, anticollision girder 1 and protective beam 2 can constitute an effectual supporting role to pedestrian's shank (for example, the shank) jointly, the support position of vehicle front end and pedestrian's shank has been increased, the problem that vehicle front end only forms stronger impact force etc. and cause pedestrian's shank serious injury through single anticollision roof beam when people's car collides among the prior art has been solved, the injury of vehicle front end to pedestrian's shank has been reduced.
As shown in fig. 2, the anti-collision beam assembly comprises a first energy absorbing part 5 and a second energy absorbing part 6, the first energy absorbing part 5 is arranged on the anti-collision main beam 1 and can be crushed and deformed to buffer the collision action of the anti-collision main beam 1, and the second energy absorbing part 6 is arranged on the protection beam 2 and can be crushed and deformed to buffer the collision action of the protection beam 2, so that the protection action on legs of pedestrians is facilitated.
When the front end of the vehicle impacts legs of pedestrians, the anti-collision main beam 1 and the protective beam 2 impact legs of the pedestrians at the same time so as to form an effective support for the legs of the pedestrians, and compared with the prior art that the front end of the vehicle only forms strong impact force on the legs of the pedestrians through a single anti-collision beam when the pedestrian and the vehicle collide so that the legs of the pedestrians are subjected to bending load and shearing load at the same time, the anti-collision main beam 1 and the protective beam 2 in the application obviously reduce the shearing load on the legs of the pedestrians and also disperse the impact force on the legs of the pedestrians, so that the damage to the legs of the pedestrians is reduced, and the probability that the pedestrians overturn on the ground is also reduced; on the basis, when the front end of the vehicle is violently impacted with the legs of a pedestrian, the impact action borne by the anti-collision main beam 1 is transmitted to the first energy absorbing part 5, so that the first energy absorbing part 5 can simultaneously absorb part of the impact energy transmitted by the anti-collision main beam 1 and part of the kinetic energy transmitted by a longitudinal beam connected with the anti-collision main beam 1 through crushing deformation, further the impact action exerted by the anti-collision main beam 1 on the legs of the pedestrian is buffered, meanwhile, the impact action borne by the protection beam 2 is transmitted to the second energy absorbing part 6, so that the second energy absorbing part 6 can simultaneously absorb part of the impact energy transmitted by the protection beam 2 and part of the kinetic energy transmitted by an auxiliary frame connected with the protection beam 2 through crushing deformation, further the impact action exerted by the protection beam 2 on the legs of the pedestrian is buffered, and thus, the anti-collision beam assembly forms two force transmission paths through the main beam 1, the first energy absorbing part 5, the protection beam 2 and the second energy absorbing part 6, the collision effect of the anti-collision beam assembly on the legs of the pedestrian is effectively buffered, so that the personal safety of the pedestrian is protected.
Further, the anticollision roof beam assembly is including can assembling the installed part 7 of external structure, and installed part 7 is connected with one side of keeping away from crashproof girder 1 of first energy-absorbing piece 5 and one side of keeping away from protective beam 2 of second energy-absorbing piece 6 respectively, and the structure is more simple, and it is more reasonable to design, not only is convenient for assemble the chassis of vehicle with the anticollision roof beam assembly on, has still guaranteed the overall stability of anticollision roof beam assembly. The mounting part 7 can be in various forms, for example, the mounting part 7 is a flat plate, the flat plate is provided with two through holes which are respectively arranged corresponding to the first energy absorbing part 5 and the second energy absorbing part 6, the flat plate further comprises a plurality of mounting points 8, so that the main anti-collision beam 1 can be assembled with the longitudinal beam through the mounting points 8 of the flat plate, and the protective beam 2 can be assembled with the auxiliary frame through the mounting points 8 of the flat plate, and the structure is simple and convenient to assemble; in particular, the mounting points 8 may be provided as mounting holes so that fasteners (e.g., bolts) can be fitted through the mounting holes to the side rails or the sub frame.
Further, the anticollision roof beam assembly is including the first energy-absorbing piece 5 that sets up in pairs, and the central line on the length direction b of the girder of anticollision 1 is the symmetric distribution for first energy-absorbing piece 5 in pairs, and the design is more reasonable, has optimized the energy-absorbing effect of anticollision roof beam assembly. The anti-collision beam assembly can be provided with various forms of first energy absorbing pieces 5, for example, a pair of first energy absorbing pieces 5 can be provided, and the first energy absorbing pieces 5 can also be energy absorbing boxes made of metal materials.
Furthermore, the anti-collision beam assembly comprises second energy-absorbing pieces 6 which are arranged in pairs, the second energy-absorbing pieces 6 are symmetrically distributed along the central line in the length direction b of the protective beam 2, the design is more reasonable, and the energy-absorbing effect of the anti-collision beam assembly is optimized. The anti-collision beam assembly can be provided with various forms of second energy absorbing pieces 6, for example, a pair of second energy absorbing pieces 6 can be provided, and the second energy absorbing pieces 6 can also be energy absorbing boxes made of metal materials. It is worth mentioning that the impact beam assembly can be provided in various forms, for example, the first energy absorbing member 5 is provided directly above the second energy absorbing member 6.
Further, as shown in fig. 1 and 2, the protective beam 2 and the anti-collision main beam 1 are arranged at intervals and assembled together through the connecting plate 3, so that the assembling strength between the protective beam 2 and the anti-collision main beam 1 is enhanced, the overall strength of the anti-collision beam assembly is enhanced, the size of the protective beam 2 in the height direction a is minimized, and the lightweight design of the anti-collision beam assembly is facilitated.
In order to further enhance the overall strength of the impact beam assembly, as shown in fig. 2, the impact beam assembly includes a reinforcing plate 4, and the reinforcing plate 4 is connected to the mounting member 7 and the connecting plate 3, respectively, so as to enhance the overall stability of the impact beam assembly.
Further, crashproof roof beam assembly includes along crashproof girder 1 length direction b interval distribution's a plurality of connecting plates 3, has strengthened crashproof roof beam assembly's overall stability. Wherein the connection plates 3 may be provided in any number, for example, 5.
It is worth mentioning that, because anticollision girder 1 is too big at length direction b's last size, the anti performance of buckling of both sides on anticollision girder 1's length direction b is relatively poor, and both sides position department through on anticollision girder 1's length direction b sets up reinforcing plate 4 respectively, has improved anticollision girder 1's anti performance of buckling. Similarly, reinforcing plates 4 may be respectively disposed at two side positions in the length direction b of the protection beam 2 to improve the bending resistance of the protection beam 2.
Further, the size on the direction of height a of guard beam 2 is less than the size on the direction of height a of crashproof girder 1, and the design is more reasonable, has compromise the lightweight design and the guard action to pedestrian's shank.
The embodiment second aspect of this application still provides a chassis, and the chassis includes sub vehicle frame, longeron and crashproof roof beam assembly, and on crashproof girder 1 assembled the longeron, protective beam 2 assembled the sub vehicle frame.
Through the technical scheme, the chassis is through setting up the crashproof roof beam assembly, and the crashproof roof beam assembly is provided with crashproof girder 1 and protective beam 2, make protective beam 2 set up at the extension face of crashproof girder 1 place curved surface and be in crashproof girder 1's below, thus, at the in-process of people's car collision, crashproof girder 1 and protective beam 2 can constitute an effectual supporting role to pedestrian's shank (for example, the shank) jointly, the support position of vehicle front end and pedestrian's shank has been increased, the vehicle front end has been solved and only has been caused the serious problem of pedestrian's shank injury through strong impact force etc. of single crashproof roof beam to pedestrian's shank formation when people's car collides to the vehicle front end among the prior art, the injury of vehicle front end to pedestrian's shank has been reduced.
A third aspect of embodiments of the present application also provides a vehicle comprising a chassis.
The preferred embodiments of the present application have been described in detail above with reference to the accompanying drawings, but the present application is not limited thereto. Within the scope of the technical idea of the present application, various simple modifications may be made to the technical solution of the present application, and in order to avoid unnecessary repetition, various possible combinations are not separately described in the present application. These simple modifications and combinations should also be considered as disclosed in the present application, and all fall within the scope of protection of the present application.
Claims (8)
1. An anti-collision beam assembly is characterized by comprising an anti-collision main beam (1) and a protective beam (2), wherein the protective beam (2) is positioned below the anti-collision main beam (1) and connected with the anti-collision main beam (1), and the protective beam (2) is arranged on an extension surface of a curved surface where the anti-collision main beam (1) is positioned;
the anti-collision beam assembly comprises a first energy-absorbing piece (5) and a second energy-absorbing piece (6), the first energy-absorbing piece (5) is arranged on the anti-collision main beam (1) and can generate crushing deformation to buffer the collision action of the anti-collision main beam (1), and the second energy-absorbing piece (6) is arranged on the protective beam (2) and can generate crushing deformation to buffer the collision action of the protective beam (2);
the anti-collision beam assembly comprises a mounting part (7) capable of being assembled to an external structure, wherein the mounting part (7) is respectively connected with one side of the first energy absorbing part (5) far away from the anti-collision main beam (1) and one side of the second energy absorbing part (6) far away from the protective beam (2).
2. The impact beam assembly according to claim 1, wherein the impact beam assembly comprises the first energy-absorbing members (5) arranged in pairs, and the pairs of the first energy-absorbing members (5) are symmetrically distributed along a center line in a length direction (b) of the impact beam (1); and/or
The anti-collision beam assembly comprises the second energy-absorbing pieces (6) which are arranged in pairs, and the second energy-absorbing pieces (6) in pairs are symmetrically distributed along the central line of the protective beam (2) in the length direction (b).
3. An impact beam assembly according to claim 1, characterized in that said bumper beam (2) and said main impact beam (1) are spaced apart and assembled together by means of a connecting plate (3).
4. An impact beam assembly according to claim 3, characterized in that said impact beam assembly comprises a reinforcement plate (4), said reinforcement plate (4) being connected to said mounting (7) and said web (3), respectively.
5. An impact beam assembly according to claim 3, characterized in that it comprises a plurality of said connecting plates (3) spaced apart along the length direction (b) of said impact beam (1).
6. An impact beam assembly according to any one of claims 1 to 5, wherein the dimension in the height direction (a) of said bumper beam (2) is smaller than the dimension in the height direction (a) of said impact beam (1).
7. A chassis, characterized in that it comprises a sub-frame, a longitudinal beam, and an impact beam assembly according to any one of claims 1-6, said impact beam (1) being assembled to said longitudinal beam, and said guard beam (2) being assembled to said sub-frame.
8. A vehicle characterized in that it comprises a chassis according to claim 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022902398.1U CN215398928U (en) | 2020-12-04 | 2020-12-04 | Anticollision roof beam assembly, chassis and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022902398.1U CN215398928U (en) | 2020-12-04 | 2020-12-04 | Anticollision roof beam assembly, chassis and vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN215398928U true CN215398928U (en) | 2022-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022902398.1U Active CN215398928U (en) | 2020-12-04 | 2020-12-04 | Anticollision roof beam assembly, chassis and vehicle |
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| Country | Link |
|---|---|
| CN (1) | CN215398928U (en) |
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- 2020-12-04 CN CN202022902398.1U patent/CN215398928U/en active Active
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