CN212473365U - Front anti-collision beam assembly, energy absorption box assembly for front anti-collision beam of vehicle and vehicle - Google Patents
Front anti-collision beam assembly, energy absorption box assembly for front anti-collision beam of vehicle and vehicle Download PDFInfo
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- CN212473365U CN212473365U CN202020896927.9U CN202020896927U CN212473365U CN 212473365 U CN212473365 U CN 212473365U CN 202020896927 U CN202020896927 U CN 202020896927U CN 212473365 U CN212473365 U CN 212473365U
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Abstract
The utility model discloses a preceding crashproof roof beam assembly, an energy-absorbing box subassembly and vehicle that is used for crashproof roof beam before the vehicle, energy-absorbing box subassembly is connected crashproof roof beam in the front and is located on the fore-and-aft direction of vehicle between the front end plate subassembly of preceding crashproof roof beam rear side, energy-absorbing box subassembly includes: the energy absorption box comprises an energy absorption box body, wherein the energy absorption box body defines a first cavity which is through from front to back, the front end of the energy absorption box body is connected with a front anti-collision beam, and the rear end of the energy absorption box body is connected with a front end plate assembly; the energy-absorbing box divides the piece, and the energy-absorbing box divides the piece to be connected in the outside of energy-absorbing box body, and the energy-absorbing box divides to inject the second cavity that link up around having a definite time between the outer wall of piece and energy-absorbing box body, and the front end and the preceding crashproof roof beam that the energy-absorbing box divides the piece link to each other, and the rear end and the front end plate subassembly that the energy-absorbing box divides the piece link to each other. According to the utility model discloses an energy-absorbing box subassembly for crashproof roof beam before vehicle can further promote the collision index performance of front anticollision roof beam assembly, satisfies the requirement that little biasing bumped.
Description
Technical Field
The utility model belongs to the technical field of the vehicle technique and specifically relates to a preceding crashproof roof beam assembly, be used for energy-absorbing box subassembly and vehicle of crashproof roof beam before vehicle.
Background
In the related art, only a single force transmission path is formed at the energy absorption box of the front impact beam in the front-rear direction, resulting in poor impact performance of the vehicle impact index (e.g., 25% small offset impact). Therefore, the foregoing problems need to be solved.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least.
Therefore, the utility model discloses an energy-absorbing box subassembly for crashproof roof beam before vehicle, an energy-absorbing box subassembly for crashproof roof beam before vehicle can form two biography power routes, can satisfy the requirement that little biasing bumped.
The utility model also provides a preceding crashproof roof beam assembly of the energy-absorbing box subassembly that is used for crashproof roof beam before the vehicle of the aforesaid.
The utility model also provides a preceding crashproof roof beam assembly of having above-mentioned preceding crashproof roof beam assembly.
According to the utility model discloses an energy-absorbing box subassembly that is used for crashproof roof beam before vehicle of first aspect, energy-absorbing box subassembly is connected crashproof roof beam in the front and is located in the front of the fore-and-aft direction of vehicle between the front end plate subassembly of preceding crashproof roof beam rear side, energy-absorbing box subassembly includes: the energy absorption box comprises an energy absorption box body, wherein the energy absorption box body defines a first cavity which is through from front to back, the front end of the energy absorption box body is connected with the front anti-collision beam, and the rear end of the energy absorption box body is connected with the front end plate assembly; the energy-absorbing box is connected to the outer side of the energy-absorbing box body, a second cavity which is through from front to back is defined between the energy-absorbing box part and the outer wall of the energy-absorbing box body, the front end of the energy-absorbing box part is connected with the front anti-collision beam, and the rear end of the energy-absorbing box part is connected with the front end plate assembly.
According to the utility model discloses an energy-absorbing box subassembly for crashproof roof beam before vehicle, through add the energy-absorbing box branch piece on the energy-absorbing box body, the energy-absorbing box department that can preceding crashproof roof beam assembly on the front and back direction forms two biography power passageways (first cavity and second cavity), can further promote the collision index performance of preceding crashproof roof beam assembly, satisfies the requirement that little biasing bumped.
According to the utility model discloses an embodiment, the energy-absorbing box body includes: the energy absorption box comprises an upper energy absorption box and a lower energy absorption box, wherein the upper energy absorption box is connected with the lower energy absorption box, the upper energy absorption box is positioned above the lower energy absorption box, and the upper energy absorption box and the lower energy absorption box jointly define the first cavity.
According to an optional example of the present invention, the energy absorption box is divided into an upper end and an upper end, the upper end is connected to the upper energy absorption box, the lower end is connected to the lower end, the first cavity and the second cavity are formed as a side-by-side channel arranged in a left-right spaced manner.
According to another optional example of the present invention, the upper energy absorption box and the lower energy absorption box are welded together.
Optionally, the energy absorption box parts and the energy absorption box body are connected in a welding mode.
According to the utility model discloses preceding crashproof roof beam assembly of second aspect, include: a front impact beam; a front end plate assembly located on a rear side of the front impact beam; according to the energy-absorbing box assembly for the front anti-collision beam of the vehicle in the embodiment, the energy-absorbing box assembly is connected between the front anti-collision beam and the front end plate assembly in the front-rear direction; the front longitudinal beam extends along the front-back direction, the front end of the front longitudinal beam is connected with the front end plate assembly, and the energy absorption box body and the front longitudinal beam are correspondingly arranged in the front-back direction.
According to the utility model discloses a preceding crashproof roof beam assembly divides the piece through add the energy-absorbing box on the energy-absorbing box body, can form two biography power passageways (first cavity and second cavity) in the energy-absorbing box department of preceding crashproof roof beam assembly on the front and back direction, can further promote the collision index performance of preceding crashproof roof beam assembly, satisfies the requirement that little biasing bumped.
According to the utility model discloses an embodiment, preceding crashproof roof beam assembly still includes: the front upper longitudinal beam extends forwards to the front end plate assembly and is connected with the front end plate assembly, and the front upper longitudinal beam and the energy absorption box are arranged correspondingly in the front-back direction.
According to an optional example of the present invention, a hollow passage is defined in the front upper longitudinal beam, and the hollow passage and the second cavity are correspondingly disposed in the front-rear direction.
According to another optional example of the present invention, the front end plate assembly comprises: the energy absorption box comprises a first end plate and a second end plate which are overlapped in the front-back direction, wherein the first end plate is positioned on the front side of the second end plate, the energy absorption box assembly is connected with the first end plate, and the front longitudinal beam and the front upper longitudinal beam are connected with the second end plate.
According to the utility model discloses vehicle of third aspect, including the preceding crashproof roof beam assembly in the above-mentioned embodiment.
According to the utility model discloses a vehicle, through add the energy-absorbing box branch piece on the energy-absorbing box body, the energy-absorbing box department that can preceding crashproof roof beam assembly on the front and back direction forms two and passes power passageway (first cavity and second cavity), can further promote the collision index performance of preceding crashproof roof beam assembly, satisfies the requirement that little biasing was bumped, has promoted the security performance of vehicle.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic partial structural view of a front impact beam assembly according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of an energy absorption box assembly for a front impact beam of a vehicle according to an embodiment of the present invention.
Reference numerals:
a front anti-collision beam assembly 100,
A front anti-collision beam 10,
An energy absorption box component 20, an energy absorption box body 21, a first cavity 21a, an upper energy absorption box 211, a lower energy absorption box 212, an energy absorption box sub-component 22, a second cavity 22a,
Front end plate assembly 30, first end plate 31, second end plate 32, front side rail 40, front upper side rail 50.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
An energy absorption box assembly 20 for a front impact beam 10 of a vehicle according to an embodiment of the present invention is described below with reference to fig. 1 and 2.
As shown in fig. 1, according to the embodiment of the present invention, an energy absorption box assembly 20 for a front impact beam 10 of a vehicle is provided, wherein the energy absorption box assembly 20 is connected between the front impact beam 10 and a front end plate assembly 30 located at the rear side of the front impact beam 10 in the front-rear direction of the vehicle.
Further, the energy-absorbing box assembly 20 comprises an energy-absorbing box body 21 and an energy-absorbing box sub-assembly 22, the energy-absorbing box body 21 defines a first cavity 21a which is through from front to back, the front end of the energy-absorbing box body 21 is connected with the front anti-collision beam 10, the rear end of the energy-absorbing box body 21 is connected with the front end plate assembly 30, the energy-absorbing box sub-assembly 22 is connected to the outer side of the energy-absorbing box body 21, a second cavity 22a which is through from front to back is defined between the outer walls of the energy-absorbing box sub-assembly 22 and the energy-absorbing box body 21, the front end of the energy-absorbing box sub-assembly 22 is connected with the front anti-collision beam 10, and the rear end of the energy.
It will be appreciated that in the related art, only the energy absorber body is disposed between the front impact beam and the front end plate assembly, i.e., there is only one path for the force to be transmitted during a collision between the front impact beam and the front end plate assembly. In the embodiment of the present invention, the energy-absorbing box sub-assembly 22 is disposed outside the energy-absorbing box body 21, so that the energy-absorbing box assembly 20 forms two force transmission paths for collision, and the collision performance is improved.
According to the utility model discloses an energy-absorbing box subassembly 20 for crashproof roof beam 10 before vehicle, through add the energy-absorbing box on energy-absorbing box body 21 and divide a 22, can form two biography power passageways (first cavity 21a and second cavity 22a) in the energy-absorbing box department of crashproof roof beam assembly 100 before in the front and back direction, can further promote the collision index performance of crashproof roof beam assembly 100 before, satisfy the requirement that little biasing bumped.
According to the utility model discloses an embodiment, the energy-absorbing box body 21 includes energy-absorbing box 211 and lower energy-absorbing box 212, and last energy-absorbing box 211 links to each other with lower energy-absorbing box 212, and goes up the top that energy-absorbing box 211 is located lower energy-absorbing box 212, goes up energy-absorbing box 211 and lower energy-absorbing box 212 and prescribes a limit to first cavity 21a jointly, like this for energy-absorbing box body 21 forms a collision and passes power passageway.
As shown in fig. 2, according to an alternative example of the present invention, the upper end of the energy absorption box sub-piece 22 is connected to the upper energy absorption box 211, the lower end of the energy absorption box sub-piece 22 is connected to the lower energy absorption box 212, and the first cavity 21a and the second cavity 22a are formed as side-by-side passages spaced apart from each other in the left-right direction, thereby forming two collision force transmission passages between the front impact beam 10 and the front end plate assembly 30.
According to another optional example of the utility model, go up energy-absorbing box 211 and lower energy-absorbing box 212 welding and link to each other, promote the connection reliability.
Optionally, the crash box sub-piece 22 and the crash box body 21 are connected in a welding mode, and connection reliability is improved.
It should be noted that the welding method of the present invention is MIG welding (i.e., metal inert-gas welding, english: melt electrode welding, arc welding method using a gas other than the gas as an arc medium and protecting a metal droplet, a weld pool and a high-temperature metal in a weld zone, and is called gas metal arc welding).
The front impact beam assembly 100 according to the second aspect of the present invention includes a front impact beam 10, a front end plate assembly 30, an energy absorption box assembly 20 for the front impact beam 10 of the vehicle according to the above embodiment, and a front longitudinal beam 40. Specifically, the front end plate assembly 30 is located at the rear side of the front impact beam 10, the energy absorption box assembly 20 is connected between the front impact beam 10 and the front end plate assembly 30 in the front-rear direction, the front longitudinal beam 40 extends in the front-rear direction, the front end of the front longitudinal beam 40 is connected with the front end plate assembly 30, and the energy absorption box body 21 and the front longitudinal beam 40 are correspondingly arranged in the front-rear direction to form a collision force transmission path capable of being transmitted to a vehicle body.
According to the utility model discloses preceding crashproof roof beam assembly 100 divides a 22 through add the energy-absorbing box on energy-absorbing box body 21, can form two biography power passageways (first cavity 21a and second cavity 22a) in the energy-absorbing box department of preceding crashproof roof beam assembly 100 on the front and back direction, can further promote the collision index performance of preceding crashproof roof beam assembly 100, satisfies the requirement that little biasing was bumped.
According to the utility model discloses an embodiment, preceding crashproof roof beam assembly 100 still includes preceding longeron 50, and preceding longeron 50 is gone up to extend forward to front end plate assembly 30 department and is linked to each other with front end plate assembly 30, and goes up longeron 50 and energy-absorbing box in the front and back direction and divide a 22 to correspond and arrange, like this, sets up a collision that can transmit to the automobile body again in the front and back direction and passes power the route.
According to an optional example of the present invention, a hollow passage is defined in the front upper longitudinal beam 50, and the hollow passage and the second cavity 22a are correspondingly disposed in the front-rear direction, so that the front-rear collision force can be transmitted from the second cavity 22a to the hollow passage and finally to the vehicle body.
According to another alternative example of the present invention, the front end plate assembly 30 includes a first end plate 31 and a second end plate 32 stacked in the front-rear direction, the first end plate 31 is located at the front side of the second end plate 32, the energy absorption box assembly 20 is connected to the first end plate 31, and both the front side member 40 and the front upper side member 50 are connected to the second end plate 32 (the front side member 40 and the front upper side member 50 are connected to the rear side of the second end plate 32 as shown in fig. 1). It can be understood that, since the front upper longitudinal beam 50 extends forward to the second end plate 32 and needs to be connected with the second end plate 32, the size of the second end plate 32 in the present invention is larger than that in the related art.
According to the front anti-collision beam assembly 100 of the embodiment of the present invention, the energy-absorbing box body 21 is welded in two halves, and the cross section of the first cavity 21a is arranged corresponding to the cavity cross section of the front longitudinal beam 40, so as to form a collision force transmission path which can be transmitted to the vehicle body; the energy absorption box sub-part 22 and the energy absorption box body 21 are welded to define a second cavity 22a, the front upper longitudinal beam 50 extends to the second end plate 32, the front upper longitudinal beam 50 is connected with the second end plate 32, hollow channels of the second cavity 22a and the front upper longitudinal beam 50 are correspondingly arranged, the section of the second cavity 22a is approximately opposite to that of the hollow channels, another collision force transmission path capable of being transmitted to the vehicle body is formed, the force transmission path capable of being transmitted to the vehicle body except for the front longitudinal beam 40 is increased, the requirement of small offset collision is met, and the collision energy absorption effect is improved.
According to the vehicle of the third aspect of the present invention, the front impact beam assembly 100 in the above embodiments is included.
According to the utility model discloses vehicle through add the energy-absorbing box on energy-absorbing box body 21 and divide a 22, can form two biography power passageways (first cavity 21a and second cavity 22a) in the energy-absorbing box department of preceding crashproof roof beam assembly 100 on the front and back direction, can further promote the collision index performance of preceding crashproof roof beam assembly 100, satisfies the requirement that little biasing bumped, has promoted the security performance of vehicle.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. The utility model provides an energy-absorbing box subassembly for crashproof roof beam before vehicle, a serial communication port, the energy-absorbing box subassembly is connected crashproof roof beam in the front and back direction of vehicle and is located between the front end plate subassembly of crashproof roof beam rear side in the front, the energy-absorbing box subassembly includes:
the energy absorption box comprises an energy absorption box body, wherein the energy absorption box body defines a first cavity which is through from front to back, the front end of the energy absorption box body is connected with the front anti-collision beam, and the rear end of the energy absorption box body is connected with the front end plate assembly;
the energy-absorbing box is connected to the outer side of the energy-absorbing box body, a second cavity which is through from front to back is defined between the energy-absorbing box part and the outer wall of the energy-absorbing box body, the front end of the energy-absorbing box part is connected with the front anti-collision beam, and the rear end of the energy-absorbing box part is connected with the front end plate assembly.
2. The energy absorber box assembly for a front impact beam of a vehicle of claim 1, wherein the energy absorber box body comprises: the energy absorption box comprises an upper energy absorption box and a lower energy absorption box, wherein the upper energy absorption box is connected with the lower energy absorption box, the upper energy absorption box is positioned above the lower energy absorption box, and the upper energy absorption box and the lower energy absorption box jointly define the first cavity.
3. The energy absorption box assembly for the front anti-collision beam of the vehicle as claimed in claim 2, wherein the upper end of the energy absorption box sub-assembly is connected with the upper energy absorption box, the lower end of the energy absorption box sub-assembly is connected with the lower energy absorption box, and the first cavity and the second cavity are formed as side-by-side channels arranged in a left-right spaced manner.
4. The energy absorption box assembly for a front impact beam of a vehicle according to claim 2, wherein said upper energy absorption box and said lower energy absorption box are welded together.
5. The energy absorption box assembly for the front impact beam of the vehicle as claimed in any one of claims 1 to 4, wherein the energy absorption box subassembly and the energy absorption box body are welded together.
6. A front impact beam assembly, comprising:
a front impact beam;
a front end plate assembly located on a rear side of the front impact beam;
the energy absorber box assembly for a front impact beam of a vehicle of any one of claims 1-5, the energy absorber box assembly being coupled between the front impact beam and the front end plate assembly in a fore-aft direction;
the front longitudinal beam extends along the front-back direction, the front end of the front longitudinal beam is connected with the front end plate assembly, and the energy absorption box body and the front longitudinal beam are correspondingly arranged in the front-back direction.
7. The front impact beam assembly of claim 6, further comprising: the front upper longitudinal beam extends forwards to the front end plate assembly and is connected with the front end plate assembly, and the front upper longitudinal beam and the energy absorption box are arranged correspondingly in the front-back direction.
8. The front impact beam assembly of claim 7, wherein the front upper rail defines a hollow channel therein, the hollow channel and the second cavity being disposed in a front-to-rear direction.
9. The front impact beam assembly of claim 7, wherein the front header assembly comprises: the energy absorption box comprises a first end plate and a second end plate which are overlapped in the front-back direction, wherein the first end plate is positioned on the front side of the second end plate, the energy absorption box assembly is connected with the first end plate, and the front longitudinal beam and the front upper longitudinal beam are connected with the second end plate.
10. A vehicle comprising a front impact beam assembly as claimed in any one of claims 6 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020896927.9U CN212473365U (en) | 2020-05-25 | 2020-05-25 | Front anti-collision beam assembly, energy absorption box assembly for front anti-collision beam of vehicle and vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020896927.9U CN212473365U (en) | 2020-05-25 | 2020-05-25 | Front anti-collision beam assembly, energy absorption box assembly for front anti-collision beam of vehicle and vehicle |
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| CN212473365U true CN212473365U (en) | 2021-02-05 |
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| CN202020896927.9U Active CN212473365U (en) | 2020-05-25 | 2020-05-25 | Front anti-collision beam assembly, energy absorption box assembly for front anti-collision beam of vehicle and vehicle |
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| CN (1) | CN212473365U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114954676A (en) * | 2021-12-31 | 2022-08-30 | 比亚迪股份有限公司 | Vehicle front cabin structure and vehicle |
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2020
- 2020-05-25 CN CN202020896927.9U patent/CN212473365U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114954676A (en) * | 2021-12-31 | 2022-08-30 | 比亚迪股份有限公司 | Vehicle front cabin structure and vehicle |
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