CN215706156U - Vehicle body front portion structure and vehicle - Google Patents
Vehicle body front portion structure and vehicle Download PDFInfo
- Publication number
- CN215706156U CN215706156U CN202122182027.5U CN202122182027U CN215706156U CN 215706156 U CN215706156 U CN 215706156U CN 202122182027 U CN202122182027 U CN 202122182027U CN 215706156 U CN215706156 U CN 215706156U
- Authority
- CN
- China
- Prior art keywords
- vehicle body
- collision
- cabin longitudinal
- longitudinal beam
- cabin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Body Structure For Vehicles (AREA)
Abstract
The utility model relates to a vehicle body front structure and a vehicle, wherein the vehicle body front structure comprises a front anti-collision beam, a side beam and an energy absorption piece; the front anti-collision beam is connected to the front end of the cabin longitudinal beam, and the end part of the front anti-collision beam extends out of the cabin longitudinal beam; the side beam is positioned on the outer side of the cabin longitudinal beam and arranged close to the front end of the cabin longitudinal beam, one end of the side beam is connected with the cabin longitudinal beam, and the other end of the side beam extends outwards along the width direction of the vehicle body; the energy absorbing member is disposed on the protruding end of the front impact beam, connected to a side of the protruding end facing the side beam, and spaced from the side beam. The front structure of the vehicle body can convert part of the collision force along the length direction of the vehicle body born by the vehicle body into the part of the collision force along the width direction of the vehicle body to be transmitted, and decompose the collision force to the cabin longitudinal beam, thereby achieving the energy absorption effect through the cabin longitudinal beam, enabling the vehicle body to move along the width direction of the vehicle body, reducing the collision impact and improving the integrity of a passenger cabin.
Description
Technical Field
The utility model relates to the technical field of vehicles, in particular to a vehicle body front structure and a vehicle with the vehicle body front structure.
Background
The vehicle small overlap crash test refers to a test vehicle that hits a fixed object (barrier) having an overlap area equivalent to only 25% of the width of the vehicle body at a speed of 40 mph (64 km/h), and the test can simulate the result of a collision with another vehicle, a tree or a utility pole on the vehicle head side well. This test results in only 25% overlap of the vehicle with the barrier side, meaning that less cushioning and energy absorption is left for the vehicle. Moreover, the collision point of the collision basically avoids the longitudinal beam for absorbing energy and collapsing, the energy during the collision is almost not blocked and is directly transmitted to the passenger compartment, so that the impact on the passenger compartment is increased, and the A column and the doorsill beam bear larger energy, so that the integrity of the passenger compartment is reduced, and the injury to the passenger compartment is increased.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention is directed to a vehicle body front structure that enables a cabin side member to efficiently absorb collision energy and reduces collision impact on a vehicle body at the time of a small overlap collision.
In order to achieve the purpose, the technical scheme of the utility model is realized as follows:
a vehicle body front structure comprising:
the front anti-collision beam is connected to the front end of the cabin longitudinal beam, and the end part of the front anti-collision beam extends out of the cabin longitudinal beam;
the side beam is positioned on the outer side of the cabin longitudinal beam and is arranged close to the front end of the cabin longitudinal beam, one end of the side beam is connected with the cabin longitudinal beam, and the other end of the side beam extends outwards along the width direction of the vehicle body;
and the energy absorption piece is arranged on the extending end of the front anti-collision beam, connected to one side of the extending end, which faces the side beam, and arranged at an interval with the side beam.
Furthermore, the front anti-collision beam is connected to the front end of the cabin longitudinal beam through a first energy absorption box.
Further, the energy absorbing piece is a second energy absorbing box connected to the extending end.
Furthermore, the extending end bends towards one side of the side beam, and the energy absorbing piece inclines towards one side of the cabin longitudinal beam due to the bending of the extending end.
Furthermore, one end of the side beam connected with the cabin longitudinal beam is fixedly connected to the outer end face of the cabin longitudinal beam, and the top of the side beam is flush with the top of the cabin longitudinal beam.
Further, the side member is a hollow member having a cavity formed therein.
Further, the side beam comprises a side beam body and a cover plate connected to the side beam body in a buckling mode, and the cavity is formed between the side beam body and the cover plate.
Furthermore, the front structure of the automobile body further comprises a wheel casing side beam, one end of the wheel casing side beam is connected with the cabin longitudinal beam through a wheel casing reinforcing plate, and the other end of the wheel casing side beam extends towards the rear of the automobile body.
Furthermore, along the extending direction of the wheel casing boundary beam, the wheel casing boundary beam is in an arc shape which gradually protrudes outwards.
Compared with the prior art, the utility model has the following advantages:
according to the vehicle body front structure, through the arrangement of the front anti-collision beam, the side beams and the energy absorption piece, part of collision force borne by a vehicle body along the length direction of the vehicle body can be converted into the part of the collision force transmitted along the width direction of the vehicle body, and the collision force is decomposed to the cabin longitudinal beam, so that the energy absorption effect is achieved by bearing part of the collision force by the cabin longitudinal beam, meanwhile, the vehicle body can move along the width direction of the vehicle body to be staggered with an obstacle avoidance, the collision impact is reduced, the integrity of a passenger cabin can be improved, the safety of passengers is effectively guaranteed, and the safety of small overlapping collision can be improved.
In addition, the front anti-collision beam is connected to the front end of the cabin longitudinal beam through the first energy absorption box, so that the first energy absorption box can absorb part of collision force, and the damage to the passenger cabin can be further reduced. And the energy absorbing piece adopts the second energy absorbing box, so that the structure is simple, and the design and implementation are convenient. The extending end is bent towards one side of the side beam, so that the requirement of the whole vehicle for modeling can be met, and the energy absorbing part can be inclined towards one side of the cabin longitudinal beam conveniently. The side beam adopts a beam body with a hollow inner part and a cavity, can better bear the anti-collision force and better transmit the collision force to the cabin longitudinal beam.
In addition, the one end with the wheel casing boundary beam is passed through the wheel casing reinforcing plate and is linked to each other with the cabin longeron, and the other end of wheel casing boundary beam extends to the automobile body rear, not only can make the wheel casing reinforcing plate absorb collision energy better, also can make the wheel casing reinforcing plate and wheel casing boundary beam form guide structure simultaneously, and push away the automobile body along automobile body width direction to can further reduce the automobile body and keep away the overlapping amount of barrier in automobile body width direction, and then can effectively guarantee the integrality and the personnel safety in passenger cabin.
Another object of the present invention is to propose a vehicle having a vehicle body with a vehicle body front portion structure as described above.
According to the vehicle, the front structure of the vehicle body is arranged, so that the integrity of a passenger compartment can be effectively ensured when the vehicle is in small overlapping collision, and the passenger protection effect can be improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:
fig. 1 is a schematic structural view of a vehicle body front portion structure according to a first embodiment of the utility model;
fig. 2 is a partial structural view of a vehicle body front portion structure according to a first embodiment of the utility model;
fig. 3 is a schematic structural view of a vehicle body front portion structure according to a first embodiment of the present invention from another perspective;
fig. 4 is a partial structural schematic view of a vehicle body front portion structure according to a first embodiment of the present invention.
Description of reference numerals:
1. a front impact beam; 2. a front energy absorbing member; 3. a first energy absorbing box; 4. a nacelle stringer; 5. a second crash box;
6. a side beam; 601. a side sill body; 602. a cover plate; 603. a first flanging; 604. second flanging; 7. a wheel cover reinforcing plate; 8. a wheel cover edge beam; 9. front shock absorber mount pad.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it should be noted that, if terms indicating orientation or positional relationship such as "upper", "lower", "inside", "outside", etc. appear, they are based on the orientation or positional relationship shown in the drawings and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In addition, in the description of the present invention, the terms "mounted," "connected," and "connecting" are to be construed broadly unless otherwise specifically limited. For example, the connection can be fixed, detachable or integrated; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. To those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in conjunction with specific situations.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Example one
The embodiment relates to a vehicle body front structure which comprises a front anti-collision beam 1, a side beam 6 and an energy absorption piece.
Wherein, preceding crashproof roof beam 1 is connected at the front end of cabin longeron 4, and its tip stretches out outside cabin longeron 4 along whole car width direction. The side beam 6 is located outside the cabin longitudinal beam 4 and arranged near the front end of the cabin longitudinal beam 4, and one end of the side beam 6 is connected with the cabin longitudinal beam 4, and the other end of the side beam extends outwards along the width direction of the vehicle body. And the energy absorbing piece is arranged on the extending end of the front anti-collision beam 1 and connected to one side of the extending end facing the side beam 6, and the energy absorbing piece is also arranged at a distance from the side beam 6.
The automobile body front structure of this embodiment, through the setting of preceding crashproof roof beam 1, curb girder 6 and energy-absorbing piece, can convert the impact part along automobile body length direction that the automobile body bore to along automobile body width direction transmission, and decompose the impact to cabin longeron 4, therefore, not only can bear partial impact and reach the energy-absorbing effect through cabin longeron 4, and, when colliding, still can make the automobile body move along self width direction and with keep away the barrier and take place the dislocation, and reduce the collision and strike, thereby can improve the integrality in passenger cabin, and then can effectively ensure passenger's safety.
An exemplary structure of the vehicle body front portion structure of the present embodiment based on the above overall structure is shown in fig. 1 to 4, in which, based on a generally bilaterally symmetrical structure of the vehicle body, only the structure of the left side portion of the vehicle body is shown in the drawings for clarity of illustration of the respective parts. As described above, as shown in fig. 1 to 3, the front impact beam 1 is attached to the front end of the cabin side member 4, and its end portion protrudes outside the cabin side member 4. Moreover, in order to improve the energy absorption effect, the front anti-collision beam 1 is connected to the front end of the cabin longitudinal beam 4 through the first energy absorption box 3, the front end of the front anti-collision beam 1 is provided with the front energy absorption piece 2, and a front energy absorption cavity is formed between the front energy absorption piece 2 and the front anti-collision beam 1.
The cabin longitudinal beam 4 can be seen from the prior art, and the first energy absorption box 3 can be of an energy absorption box structure which is conventionally adopted by the existing vehicle. In addition, for better use, as shown in fig. 2 and 3, the protruding end is bent toward the side member 6, and the energy absorbing member is inclined toward the side member 4 due to the bending of the protruding end. So set up, not only can satisfy whole car molding needs, also can be convenient for realize the slope setting of energy-absorbing spare to cabin longeron 4 one side simultaneously.
Moreover, to further improve the energy absorption effect, the energy absorbing member of the present embodiment is specifically a second energy absorbing box 5 connected to the extending end. As shown in fig. 2 and 3, the second energy-absorbing box 5 specifically includes a box body having one end connected to the front impact beam 1, and a closure plate connected to the other end of the box body. Wherein, the box body comprises first plate body and the second plate body that the lock links to each other. In addition, in order to be able to better transmit the crash forces to the cabin longitudinal beam 4, as shown in fig. 3, the cross section of the box body is arranged to be smaller in the direction away from the front impact beam 1.
As shown in fig. 1 to 3, for better use, one end of the side beam 6 connected with the cabin stringer 4 is fixed on the outer end face of the cabin stringer 4, and the top of the side beam 6 is flush with the top of the cabin stringer 4. In addition, as a preferred embodiment, the height of the side member 6 is the same as the height of the cabin side member 4, so that the collision force received by the side member 6 can be transmitted to the cabin side member 4 well to push the vehicle body away in the vehicle body width direction. Further, the side beam 6 of the present embodiment adopts a beam body with a hollow interior and a cavity formed therein, so that the side beam 6 can better bear the anti-collision force and can better transmit the collision force to the cabin longitudinal beam 4.
As shown in fig. 2, the side member 6 of the present embodiment includes a side member body 601 and a cover 602 snap-coupled to the side member body 601 as a specific embodiment, and a cavity is formed between the side member body 601 and the cover 602. In addition, in order to improve the use effect, a first flange 603 that is folded upward and extends toward the front of the vehicle body is formed on the side member body 601, and the first flange 603 is used for attaching a headlight. Meanwhile, a second flange 604 folded upward is formed on the side sill body 601 for connection with the fender panel. Further, as shown in fig. 2, a plurality of reinforcing protrusions are formed on the cap plate 602 at intervals.
As shown in fig. 1, 3 and 4, in order to further improve the use effect, the vehicle body front structure of the present embodiment further includes a wheel house side member 8, one end of the wheel house side member 8 is connected to the cabin side member 4 through a wheel house reinforcing plate 7, and the other end thereof extends toward the rear end of the vehicle body. The wheel casing reinforcing plate 7 is fixedly connected to the front end of the front shock absorber mounting seat 9, the bottom end of the wheel casing reinforcing plate 7 is connected with the cabin longitudinal beam 4, and the wheel casing boundary beam 8 is connected with the outer side of the top end of the wheel casing reinforcing plate 7.
Furthermore, as shown in fig. 4, the wheel house side member 8 is formed into an arc shape gradually protruding outward in the extending direction of the wheel house side member 8, whereby the wheel house reinforcing plate 7 and the wheel house side member 8 can be made into an arc-shaped guide structure, and the collision force transmitted from the second crash box 5 can be resolved in the vehicle width direction and the vehicle body can be pushed away in the width direction thereof, so that the collision force transmitted to the passenger compartment can be reduced, and the overlapping amount of the vehicle body and the obstacle avoidance in the vehicle width direction can be reduced, whereby the integrity of the passenger compartment and the safety of the passenger can be better ensured.
By adopting the structure, the front anti-collision beam 1 can be firstly contacted with the obstacle avoidance during small overlapping collision so as to realize primary energy absorption; when the collision force is transmitted to the second energy-absorbing box 5, the second energy-absorbing can be realized. In addition, the second energy absorption box 5 can transmit the collision force to the cabin longitudinal beam 4 through the side beam 6 to realize the third energy absorption, and can decompose part of the collision force in the width direction of the vehicle body to push the vehicle body away in the width direction of the vehicle body; therefore, collision impact on the passenger compartment can be effectively reduced, and the integrity of the passenger compartment and the safety of passengers can be ensured.
Example two
The present embodiment relates to a vehicle having a vehicle body with the vehicle body front structure described in the first embodiment.
According to the vehicle provided by the embodiment, the vehicle front structure provided by the embodiment I can effectively ensure the integrity of the passenger compartment when the vehicle is in small overlapping collision, and further can improve the passenger protection effect.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (10)
1. A vehicle body front portion structure, characterized by comprising:
the front anti-collision device comprises a front anti-collision beam (1) connected to the front end of a cabin longitudinal beam (4), wherein the end part of the front anti-collision beam (1) extends out of the cabin longitudinal beam (4);
the side beam (6) is positioned outside the cabin longitudinal beam (4) and is arranged close to the front end of the cabin longitudinal beam (4), one end of the side beam (6) is connected with the cabin longitudinal beam (4), and the other end of the side beam extends outwards along the width direction of the vehicle body;
the energy absorption piece is arranged at the extending end of the front anti-collision beam (1) and connected to one side of the extending end, which faces the side beam (6), and the energy absorption piece and the side beam (6) are arranged at intervals.
2. The vehicle body front structure according to claim 1, characterized in that: the front anti-collision beam (1) is connected to the front end of the cabin longitudinal beam (4) through a first energy absorption box (3).
3. The vehicle body front structure according to claim 2, characterized in that: the energy absorbing piece is a second energy absorbing box (5) connected to the extending end.
4. The vehicle body front structure according to claim 1, characterized in that: the extending end bends towards one side of the side beam (6), and the energy absorbing piece inclines towards one side of the cabin longitudinal beam (4) due to the bending of the extending end.
5. The vehicle body front structure according to claim 1, characterized in that: the side beam (6) and the cabin longitudinal beam (4) are connected, one end of the side beam is fixedly connected to the outer end face of the cabin longitudinal beam (4), and the top of the side beam (6) is flush with the top of the cabin longitudinal beam (4).
6. The vehicle body front structure according to claim 1, characterized in that: the side beam (6) is a beam body which is hollow and forms a cavity.
7. The vehicle body front structure according to claim 6, characterized in that: the side beam (6) comprises a side beam body (601) and a cover plate (602) connected to the side beam body (601) in a snap fit mode, and the cavity is formed between the side beam body (601) and the cover plate (602).
8. The vehicle body front structure according to any one of claims 1 to 7, characterized in that: the front structure of the automobile body further comprises a wheel casing boundary beam (8), one end of the wheel casing boundary beam (8) is connected with the cabin longitudinal beam (4) through a wheel casing reinforcing plate (7), and the other end of the wheel casing boundary beam (8) extends towards the rear of the automobile body.
9. The vehicle body front structure according to claim 8, characterized in that: along the extending direction of the wheel casing boundary beam (8), the wheel casing boundary beam (8) is in an arc shape which is gradually convex outwards.
10. A vehicle, characterized in that: the vehicle body of the vehicle has the vehicle body front structure of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122182027.5U CN215706156U (en) | 2021-09-09 | 2021-09-09 | Vehicle body front portion structure and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122182027.5U CN215706156U (en) | 2021-09-09 | 2021-09-09 | Vehicle body front portion structure and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215706156U true CN215706156U (en) | 2022-02-01 |
Family
ID=80017822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122182027.5U Active CN215706156U (en) | 2021-09-09 | 2021-09-09 | Vehicle body front portion structure and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215706156U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115230816A (en) * | 2022-07-27 | 2022-10-25 | 岚图汽车科技有限公司 | Automobile with a detachable front cover |
-
2021
- 2021-09-09 CN CN202122182027.5U patent/CN215706156U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115230816A (en) * | 2022-07-27 | 2022-10-25 | 岚图汽车科技有限公司 | Automobile with a detachable front cover |
| CN115230816B (en) * | 2022-07-27 | 2024-01-09 | 岚图汽车科技有限公司 | Automobile |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108016506B (en) | Vehicle cabin assembly | |
| CN205273623U (en) | Preceding cabin frame assembly | |
| CN109204496A (en) | Body structure and vehicle | |
| CN211568102U (en) | Small-size electric motor car lower body frame | |
| CN211731294U (en) | Preceding crashproof roof beam assembly and have its vehicle | |
| CN215706156U (en) | Vehicle body front portion structure and vehicle | |
| CN109204536A (en) | Body structure and vehicle | |
| CN109204546A (en) | Body structure and vehicle | |
| WO2023125664A1 (en) | Vehicle engine cabin structure and vehicle | |
| CN112623029B (en) | Automobile longitudinal beam | |
| CN214689769U (en) | Front end structure and vehicle | |
| CN110745089A (en) | A crashproof roof beam and vehicle for vehicle | |
| CN108583689B (en) | Longitudinal beam with force transmission structure and automobile | |
| CN107662566B (en) | Anticollision roof beam assembly and vehicle | |
| CN210437271U (en) | Stiffening beam structure on front wheel cover | |
| CN215553599U (en) | Force transmission structure for side collision of vehicle body, vehicle body and vehicle | |
| CN214215716U (en) | Automobile front longitudinal beam energy absorption structure, automobile body front longitudinal beam front end structure and automobile | |
| CN216734499U (en) | Vehicle body assembly of vehicle and vehicle | |
| CN215284690U (en) | Automobile anti-collision beam assembly and vehicle | |
| CN216994098U (en) | Double-beam structure of headlamp installation cross beam and stiffening beam and vehicle | |
| CN211308735U (en) | Side wall front connecting plate assembly and vehicle with same | |
| CN217892747U (en) | Vehicle anticollision structure and vehicle | |
| CN216734491U (en) | Front fingerboard assembly and vehicle with same | |
| CN218907159U (en) | Anti-collision beam assembly and automobile | |
| CN210852653U (en) | Preceding torsion beam structure and car |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |