CN210618070U - Automobile anti-collision beam - Google Patents
Automobile anti-collision beam Download PDFInfo
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- CN210618070U CN210618070U CN201921601715.7U CN201921601715U CN210618070U CN 210618070 U CN210618070 U CN 210618070U CN 201921601715 U CN201921601715 U CN 201921601715U CN 210618070 U CN210618070 U CN 210618070U
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- fixed
- spring
- energy absorption
- absorption box
- rear side
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Abstract
The utility model discloses an automobile anti-collision beam, including front-axle beam and back beam, the front-axle beam is the arc, front-axle beam rear side symmetry is fixed with free bearing one, the back beam front side is equipped with the recess, be fixed with the guide arm in the recess, the guide arm is on a parallel with the back beam, sliding connection has two sliders on the guide arm, spring one has been cup jointed on the guide arm, the both ends of spring one are fixed respectively on two sliders, two the slider all is fixed with free bearing two, it is connected with the carriage release lever to rotate between free bearing one and the free bearing two, front-axle beam and back beam pass through buffering subassembly fixed connection, the fixed welding of back beam rear side has the energy-absorbing box, the energy-absorbing box rear side is fixed with the mounting panel, is equipped with the mounting hole on the mounting panel. The anti-collision beam absorbs energy for multiple times, and reduces the impact force on the vehicle body.
Description
Technical Field
The utility model relates to an automobile parts technical field, concretely relates to car anticollision roof beam.
Background
The front and rear anti-collision beams are devices for bearing the impact force of the vehicle for the first time, and an important idea in the aspect of passive safety of the vehicle body is that the whole framework structure bears the force, so that the strength of the force borne by one point can be reduced to the maximum extent. The existing anti-collision beam generally mainly comprises a main beam and an energy absorption box, wherein the main beam and the energy absorption box can absorb collision energy when a vehicle is collided at a low speed, so that the damage of impact force to a vehicle body longitudinal beam is reduced as much as possible, and the anti-collision beam is simple in structure but not good in anti-collision effect.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an automobile anti-collision beam to solve the problem that the anticollision effect is not good enough among the prior art.
The utility model provides an automobile anti-collision beam, includes front-axle beam and back beam, the front-axle beam is the arc, front-axle beam rear side symmetry is fixed with free bearing one, the back beam front side is equipped with the recess, be fixed with the guide arm in the recess, the guide arm is on a parallel with the back beam, sliding connection has two sliders on the guide arm, spring one has been cup jointed on the guide arm, the both ends of spring one are fixed respectively on two sliders, two the slider all is fixed with free bearing two, it is connected with the carriage release lever to rotate between free bearing one and the free bearing two, front-axle beam and back beam pass through buffering subassembly fixed connection, the fixed welding of back beam rear side has the energy-absorbing box, the energy-absorbing box rear side is fixed with the mounting panel, is equipped with the mounting hole on the mounting.
Preferably, the buffering assembly comprises a support and a second spring, the support is a hollow cylinder, the spring is sleeved outside the support, and two ends of the second spring are respectively fixed to the front beam and the rear beam.
Preferably, the cross section of the front beam is in a shape of a Chinese character 'ri'.
Preferably, the energy absorption box is a hollow box body, crumple grooves are uniformly formed in the outer surface of the energy absorption box, and the directions of the crumple grooves are parallel to the rear beam.
Preferably, the energy absorption box is made of aluminum alloy, and foamed aluminum is filled in the inner cavity of the energy absorption box.
The utility model has the advantages that: when collision happens, the front beam is extruded by collision to form a buffer assembly, the spring assembly is compressed to play a buffer role, meanwhile, the movable rod moves to enable the two sliders to move oppositely to extrude the middle spring I, a part of impact force generated by the spring I to be received is dispersed to the transverse direction, the impact force received by the vehicle body is reduced, and the energy absorption effect of the energy absorption box is better due to the foamed aluminum in the collapse groove of the energy absorption box and the inner cavity.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the middle buffering assembly of the present invention.
Fig. 3 is a schematic structural view of the energy absorption box of the present invention.
The energy absorption device comprises a front beam 1, a rear beam 2, a hinge seat I3, a movable rod 4, a groove 5, a guide rod 6, a sliding block 7, a spring I8, a hinge seat II 9, a buffer component 10, a strut 101, a spring II 102, an energy absorption box 11, a mounting plate 12 and a crumple groove 13.
Detailed Description
The following detailed description of the embodiments of the present invention will be provided to help those skilled in the art understand the concept and technical solutions of the present invention more completely, accurately and deeply.
As shown in fig. 1 to 3, an automobile anti-collision beam, including front beam 1 and back beam 2, front beam 1 is the arc, 1 rear symmetry of front beam is fixed with one free bearing 3, 2 front sides of back beam are equipped with recess 5, be fixed with guide arm 6 in the recess 5, guide arm 6 is on a parallel with back beam 2, sliding connection has two sliders 7 on guide arm 6, spring 8 has been cup jointed on guide arm 6, the both ends of spring 8 are fixed respectively on two sliders 7, two slider 7 all is fixed with two free bearings 9, it is connected with carriage release lever 4 to rotate between one free bearing 3 and the two free bearings 9, front beam 1 and back beam 2 pass through buffer assembly 10 fixed connection, the fixed welding of back beam 2 rear side has energy-absorbing box 11, energy-absorbing box 11 rear side is fixed with mounting panel 12, is equipped with the mounting hole on the mounting panel 12.
The buffer assembly comprises a strut 101 and a second spring 102, the strut 101 is a hollow cylinder, the second spring 102 is sleeved outside the strut 101, and two ends of the second spring 102 are respectively fixed on the front beam 1 and the rear beam 2.
The cross section of the front beam 1 is in a shape of Chinese character 'ri'.
The energy absorption box 11 is a hollow box body, the outer surface of the energy absorption box is uniformly provided with crumple grooves 13, and the directions of the crumple grooves 13 are parallel to the rear beam 2.
The energy absorption box 11 is made of aluminum alloy, and foam aluminum is filled in an inner cavity of the energy absorption box 11.
The working process of the utility model is as follows:
the bolt is inserted into a mounting hole in a mounting plate 12 to mount the anti-collision beam on a vehicle, when collision occurs, the cross section of a front beam 1 is in a shape like the Chinese character 'ri', the anti-collision beam is not easy to deform, when the collision force is larger than a certain value, the front beam 1 extrudes a buffer assembly 10, the buffer assembly 10 absorbs energy, a spring II 102 is compressed to play a buffer role, meanwhile, a movable rod 4 rotates to push two sliders 7 to move oppositely so as to extrude a middle spring I8, the spring I8 absorbs energy, the movable rod 4 disperses a part of the collision force to the transverse direction, the front beam 1 impacts a rear beam 2, the rear beam 2 extrudes the energy absorption box 11 to enable the energy absorption box 11 to deform, a collapse groove 13 guides the deformation direction of the energy absorption box 11, and foamed aluminum in the inner cavity of the energy.
The above description is made for the exemplary purposes with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various insubstantial improvements can be made without modification to the present invention.
Claims (5)
1. An automobile anti-collision beam is characterized in that: comprises a front beam (1) and a back beam (2), wherein the front beam (1)
Is arc-shaped, the rear side of the front beam (1) is symmetrically fixed with a first hinged support (3), and the front side of the rear beam (2) is provided with a concave
A groove (5), a guide rod (6) is fixed in the groove (5), and the guide rod (6) is parallel to the rear beam (2)
The guide rod (6) is connected with two sliding blocks (7) in a sliding way, the guide rod (6) is sleeved with a first spring (8),
two ends of the first spring (8) are respectively fixed on the two sliding blocks (7), and the two sliding blocks (7) are fixed
A second hinged support (9) is fixed, a movable rod (4) is rotatably connected between the first hinged support (3) and the second hinged support (9),
the front beam (1) and the rear beam (2) are fixedly connected through a buffer assembly (10), and the rear side of the rear beam (2)
The fixed welding has an energy absorption box (11), the rear side of the energy absorption box (11) is fixed with a mounting plate (12), the mounting plate (12)
And is provided with a mounting hole.
2. The automotive impact beam of claim 1, wherein: the buffer component bag
The spring comprises a support (101) and a second spring (102), wherein the support (101) is a hollow cylinder, and the second spring (102)
Is sleeved outside the strut (101), and two ends of the second spring (102) are respectively fixed on the front beam (1)
And a rear beam (2).
3. The automotive impact beam of claim 1, wherein: of said front beam (1)
The cross section is in a shape of Chinese character 'ri'.
4. The automotive impact beam of claim 1, wherein: the energy absorption box (11)
Is a hollow box body, the outer surface of the box body is uniformly provided with a crumple tank (13), and the direction of the crumple tank (13) is connected with the rear beam (2)
Are parallel.
5. The automotive impact beam of claim 1, wherein: the energy absorption box (11)
The energy absorption box (11) is made of aluminum alloy, and foam aluminum is filled in the inner cavity of the energy absorption box (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921601715.7U CN210618070U (en) | 2019-09-25 | 2019-09-25 | Automobile anti-collision beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921601715.7U CN210618070U (en) | 2019-09-25 | 2019-09-25 | Automobile anti-collision beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210618070U true CN210618070U (en) | 2020-05-26 |
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ID=70757485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921601715.7U Active CN210618070U (en) | 2019-09-25 | 2019-09-25 | Automobile anti-collision beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210618070U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111824303A (en) * | 2020-07-22 | 2020-10-27 | 安徽双鹿车业有限公司 | Anti-collision thickened front bumper of electric vehicle |
-
2019
- 2019-09-25 CN CN201921601715.7U patent/CN210618070U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111824303A (en) * | 2020-07-22 | 2020-10-27 | 安徽双鹿车业有限公司 | Anti-collision thickened front bumper of electric vehicle |
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