CN220721195U - Automobile front longitudinal beam structure - Google Patents
Automobile front longitudinal beam structure Download PDFInfo
- Publication number
- CN220721195U CN220721195U CN202322254772.5U CN202322254772U CN220721195U CN 220721195 U CN220721195 U CN 220721195U CN 202322254772 U CN202322254772 U CN 202322254772U CN 220721195 U CN220721195 U CN 220721195U
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- Prior art keywords
- longitudinal beam
- energy absorption
- connecting block
- side member
- automobile front
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- 238000010521 absorption reaction Methods 0.000 claims abstract description 26
- 230000003139 buffering effect Effects 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Body Structure For Vehicles (AREA)
Abstract
The utility model discloses an automobile front longitudinal beam structure, which relates to the technical field of automobile front longitudinal beams and comprises a first longitudinal beam and a second longitudinal beam, wherein a first-stage buffer assembly and a second-stage buffer assembly are arranged between the first longitudinal beam and the second longitudinal beam; the primary buffer assembly comprises an energy absorption groove, a push ring and a connecting block, wherein the energy absorption groove is formed in one end of the first longitudinal beam, the push ring is fixedly connected to the outer wall of one end of the second longitudinal beam, and the connecting block is arranged between the first longitudinal beam and the second longitudinal beam; according to the technical scheme provided by the utility model, the first-stage buffer assembly is arranged, specifically, when the front part of the vehicle is impacted, the second longitudinal beam is pushed first, so that a connecting block between the second longitudinal beam and the first longitudinal beam is broken, then the second longitudinal beam slides in the first longitudinal beam, then the push ring pushes one end of the first longitudinal beam, at the moment, the energy absorption groove deforms to absorb energy, the energy absorption effect of the front longitudinal beam is improved, the risk of the front longitudinal beam being inserted into a cab is reduced, and the safety of a driver is ensured.
Description
Technical Field
The utility model relates to the technical field of automobile front longitudinal beams, in particular to an automobile front longitudinal beam structure.
Background
The front side member is a structural member located at the front of the vehicle and below the engine compartment, and serves to support the front structure of the vehicle. The front longitudinal beam is an important component of the front structure of the vehicle, and has the functions of providing structural rigidity, absorbing impact energy, supporting front components and the like.
At present, most of front-mounted collisions of automobiles are directly absorbed by adopting an energy absorption box, the energy absorption effect is general, when the front longitudinal beam of the automobile is likely to receive huge impact force, the front longitudinal beam is likely to be inserted into a cab to influence the safety of a driver, and therefore the front longitudinal beam structure of the automobile is provided to solve the problems.
Disclosure of Invention
The utility model aims to solve the technical problems that the prior art is insufficient, and the front longitudinal beam structure of the automobile is provided, so that the problems that the front longitudinal beam of the automobile is likely to be inserted into a cab to influence the safety of a driver when the front longitudinal beam of the automobile receives huge impact force due to the general energy absorption effect of the front longitudinal beam of the automobile caused by the fact that the front collision of the automobile is mostly directly absorbed by an energy absorption box in the prior art are solved.
In view of the above, the present utility model provides an automobile front side member structure, comprising a first side member and a second side member, between which a primary cushion assembly and a secondary cushion assembly are disposed;
the primary buffering assembly comprises an energy absorption groove, a push ring and a connecting block, wherein the energy absorption groove is formed in one end of the first longitudinal beam, the push ring is fixedly connected to the outer wall of one end of the second longitudinal beam, and the connecting block is arranged between the first longitudinal beam and the second longitudinal beam.
Optionally, the push ring is located at one end of the first longitudinal beam, and the cross section of the push ring is the same as the cross section of one end of the first longitudinal beam in size.
Optionally, one end of the connecting block is fixedly connected to the inner wall of the first longitudinal beam through welding, and the other end of the connecting block is fixedly connected to the outer wall of the second longitudinal beam through welding.
Optionally, the connecting block is located inside the energy absorption groove, and the connecting block is located at the upper end and the lower end of the second longitudinal beam.
Optionally, the second-level buffering assembly comprises a push block and a damper, wherein the push block is fixedly connected to one end of the second longitudinal beam, and the damper is fixedly installed inside one end of the first longitudinal beam.
Optionally, the cross section of the push block is matched with the inner side cross section of one end of the first longitudinal beam, and the push block is positioned at one end of the damper.
Optionally, one end of the first longitudinal beam is fixedly connected with an end plate.
From the above technical solutions, the embodiment of the present utility model has the following advantages:
1. according to the automobile front longitudinal beam structure, the first-stage buffer assembly is arranged, specifically, when the front part of the automobile is impacted, the second longitudinal beam is pushed first, so that a connecting block between the second longitudinal beam and the first longitudinal beam is broken, then the second longitudinal beam can slide in the first longitudinal beam, then the push ring pushes one end of the first longitudinal beam, at the moment, the energy absorption groove deforms to absorb energy, the energy absorption effect of the front longitudinal beam is improved, the risk of the front longitudinal beam being inserted into a cab is reduced, and the safety of a driver is guaranteed.
2. According to the automobile front longitudinal beam structure, the secondary buffer assembly is arranged, specifically, when the second longitudinal beam is inserted into the first longitudinal beam, the energy absorption groove at the front end of the first longitudinal beam reaches the deformation limit, at the moment, the push block at one end of the second longitudinal beam is contacted with the damper, so that the impact force caused by collision is reduced, and the buffer effect is further improved.
These features and advantages of the present utility model will be disclosed in detail in the following detailed description and the accompanying drawings.
Drawings
The utility model is further described with reference to the accompanying drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a first stringer of the present utility model;
FIG. 3 is a schematic view of a second stringer of the present utility model;
fig. 4 is a side partial cross-sectional view of the present utility model.
Reference numerals illustrate: 1. a first stringer; 2. a second stringer; 3. an end plate; 401. an energy absorption groove; 402. a push ring; 403. a connecting block; 501. a pushing block; 502. a damper.
Detailed Description
The technical solutions of the embodiments of the present utility model will be explained and illustrated below with reference to the drawings of the embodiments of the present utility model, but the following embodiments are only preferred embodiments of the present utility model, and not all embodiments. Based on the examples in the implementation manner, other examples obtained by a person skilled in the art without making creative efforts fall within the protection scope of the present utility model.
An automobile front side member structure according to an embodiment of the present utility model is described in detail below with reference to the accompanying drawings.
Examples
For easy understanding, referring to fig. 1 to 4, an embodiment of a front side member structure of an automobile provided by the present utility model includes a first side member 1 and a second side member 2, between which a first-stage buffer assembly and a second-stage buffer assembly are disposed;
the first-level buffer assembly comprises an energy absorption groove 401, a push ring 402 and a connecting block 403, wherein the energy absorption groove 401 is formed in one end of a first longitudinal beam 1, the push ring 402 is fixedly connected to the outer wall of one end of a second longitudinal beam 2, the connecting block 403 is arranged between the first longitudinal beam 1 and the second longitudinal beam 2, the push ring 402 is located at one end of the first longitudinal beam 1, the cross section of the push ring 402 is identical to the cross section of one end of the first longitudinal beam 1 in size, one end of the connecting block 403 is fixedly connected to the inner wall of the first longitudinal beam 1 through welding, the other end of the connecting block 403 is fixedly connected to the outer wall of the second longitudinal beam 2 through welding, the connecting block 403 is located inside the energy absorption groove 401, and the connecting block 403 is located at the upper end and the lower end of the second longitudinal beam 2.
It should be noted that, the function of setting up the one-level buffering subassembly is used for buffering the collision, reduce the possibility that the front longitudinal beam inserted the driver's cabin, improve the safety effect, through the setting of connecting block 403 and energy-absorbing groove 401, connecting block 403 can support second longeron 2 under the normal condition, avoid second longeron 2 one end to rock in first longeron 1, when receiving the collision, at first can promote second longeron 2, make the connecting block 403 between second longeron 2 and the first longeron 1 fracture, then second longeron 2 can slide in first longeron 1, then can make push away the one end of ring 402 promotion first longeron 1, the energy-absorbing effect of front longitudinal beam is improved in the energy-absorbing groove 401 deformation energy-absorbing that the rethread set up this moment, reduce the risk that the front longitudinal beam inserted the driver's cabin, guarantee driver's safety.
In some embodiments, as shown in fig. 1, one end of the first stringer 1 is fixedly connected with an end plate 3.
The end plate 3 is provided to mount the front side member to the vehicle frame.
Examples
In some embodiments, as shown in fig. 4, the secondary buffering component includes a push block 501 and a damper 502, where the push block 501 is fixedly connected to one end of the second longitudinal beam 2, the damper 502 is fixedly installed inside one end of the first longitudinal beam 1, the cross section of the push block 501 is matched with the inner cross section of one end of the first longitudinal beam 1, and the push block 501 is located at one end of the damper 502.
It should be noted that, by setting the push block 501, the push block 501 can support one end of the second longitudinal beam 2, and plays a guiding role when the second longitudinal beam 2 slides in the first longitudinal beam 1, when the second longitudinal beam 2 is inserted into the first longitudinal beam 1, the energy absorption groove 401 at the front end of the first longitudinal beam 1 reaches the deformation limit, at this time, the push block 501 at one end of the second longitudinal beam 2 contacts with the damper 502, so as to reduce the impact force caused by collision, and further improve the buffering effect.
The damper 502 is a well-known component in the present utility model, and is not described in detail herein.
Working principle: when the automobile front side member is used, when being impacted, the second side member 2 is pushed first, the connecting block 403 between the second side member 2 and the first side member 1 is broken, then the second side member 2 can slide in the first side member 1, then the push ring 402 can be made to push one end of the first side member 1, at the moment, the energy absorption groove 401 is set up for energy absorption in a deforming mode, the energy absorption effect of the front side member is improved, the danger that the front side member is inserted into a cab is reduced, the safety of a driver is ensured, then when the energy absorption groove 401 at the front end of the first side member 1 reaches the deformation limit, at the moment, the push block 501 at one end of the second side member 2 can be in contact with the damper 502, the impact force caused by the impact is reduced, and the buffering effect is further improved.
The above embodiments are merely for illustrating the technical solution of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the corresponding technical solutions.
Claims (7)
1. The utility model provides a longeron structure before car which characterized in that: the device comprises a first longitudinal beam (1) and a second longitudinal beam (2), wherein a primary buffer assembly and a secondary buffer assembly are arranged between the first longitudinal beam (1) and the second longitudinal beam (2);
the primary buffering assembly comprises an energy absorption groove (401), a push ring (402) and a connecting block (403), wherein the energy absorption groove (401) is formed in one end of a first longitudinal beam (1), the push ring (402) is fixedly connected to the outer wall of one end of a second longitudinal beam (2), and the connecting block (403) is arranged between the first longitudinal beam (1) and the second longitudinal beam (2).
2. The automobile front side member structure according to claim 1, wherein: the push ring (402) is located at one end of the first longitudinal beam (1), and the cross section of the push ring (402) is the same as the cross section of one end of the first longitudinal beam (1).
3. The automobile front side member structure according to claim 1, wherein: one end of the connecting block (403) is fixedly connected to the inner wall of the first longitudinal beam (1) through welding, and the other end of the connecting block (403) is fixedly connected to the outer wall of the second longitudinal beam (2) through welding.
4. The automobile front side member structure according to claim 1, wherein: the connecting blocks (403) are positioned at the inner sides of the energy absorption grooves (401), and the connecting blocks (403) are positioned at the upper end and the lower end of the second longitudinal beam (2).
5. The automobile front side member structure according to claim 1, wherein: the secondary buffering assembly comprises a pushing block (501) and a damper (502), wherein the pushing block (501) is fixedly connected to one end of the second longitudinal beam (2), and the damper (502) is fixedly installed inside one end of the first longitudinal beam (1).
6. The automobile front side member structure according to claim 5, wherein: the cross section of the pushing block (501) is matched with the inner side cross section of one end of the first longitudinal beam (1), and the pushing block (501) is positioned at one end of the damper (502).
7. The automobile front side member structure according to claim 1, wherein: one end of the first longitudinal beam (1) is fixedly connected with an end plate (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322254772.5U CN220721195U (en) | 2023-08-22 | 2023-08-22 | Automobile front longitudinal beam structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322254772.5U CN220721195U (en) | 2023-08-22 | 2023-08-22 | Automobile front longitudinal beam structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220721195U true CN220721195U (en) | 2024-04-05 |
Family
ID=90498480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322254772.5U Active CN220721195U (en) | 2023-08-22 | 2023-08-22 | Automobile front longitudinal beam structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220721195U (en) |
-
2023
- 2023-08-22 CN CN202322254772.5U patent/CN220721195U/en active Active
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