CN203974733U - A kind of crash energy absorption equipment for automobile tail - Google Patents
A kind of crash energy absorption equipment for automobile tail Download PDFInfo
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- CN203974733U CN203974733U CN201420475190.8U CN201420475190U CN203974733U CN 203974733 U CN203974733 U CN 203974733U CN 201420475190 U CN201420475190 U CN 201420475190U CN 203974733 U CN203974733 U CN 203974733U
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- energy absorption
- bump rubber
- absorption equipment
- guard
- crash energy
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Abstract
The utility model relates to a kind of crash energy absorption equipment for automobile tail, comprise guard, be fixedly assemblied in the bump rubber of automotive frame bottom, be assemblied in the afterbody of this crossbeam this guard top System of Rotating about Fixed Axis, guard is provided with the first shock strut, and this guard is fixedly connected with by this first shock strut with this bump rubber.The utility model crash energy absorption equipment can absorb the impulse force in when collision well, and at the bottom of the vehicle that can prevent from well knocking into the back pours front truck car, reduces the separating difficulty of a car, and the personnel of knocking into the back in vehicle for rescue strive for the more time; In addition, this energy absorption device also arranges inclination position limiting structure at automotive frame afterbody, make wear end collision of automobile in the time colliding front truck, first by bump rubber buffering energy-absorbing, then,, by the secondary buffer of automotive frame rigidity conflict guard, effectively improve the buffer capacity of crash energy absorption equipment, also further improved the crash-protective characteristics of guard, at the bottom of effectively preventing that wear end collision of automobile from pouring front truck car.
Description
Technical field
The utility model relates to a kind of for protecting vehicle or stopping the member of the collision of other vehicles or object; Refer to especially a kind of crash energy absorption equipment for automobile tail.
Background technology
Degree of injury while occurring to collide in order to reduce automobile, how the afterbody of automobile can assemble crash energy absorption equipment.Existing crash energy absorption equipment is roughly the member that assembles a rubber pad or spring etc. and possess pooling feature at the afterbody of automobile.As the Chinese invention patent application that application number is " 201010221645.X " has been announced a kind of anti-collision energy absorption safety protection device for automobile, this device is the complex buffer gear that assembling connects by spring axle sleeve mechanism on car floor.There is a problem in existing crash energy absorption equipment, be cushion rubber or recoil spring the impulse force of tolerant impulse force and actual collision is normal a larger difference, the automobile knocking into the back is colliding after buffer gear often because impulse force continues to pour too greatly front truck tailstock bottom, and then the personnel in rear car operator's compartment that cause are stuck under front truck car, increase rescue degree of difficulty, extend the rescue time, the life security that jeopardizes the personnel in rear car operator's compartment; And rear car also makes two cars be difficult to separate at the bottom of easily pouring front truck car.
Summary of the invention
The utility model provides a kind of crash energy absorption equipment for automobile tail, prevents that to overcome being difficult to that existing automatic buffer energy absorption device exists wear end collision of automobile from pouring the problem of front truck afterbody.
The utility model adopts following technical scheme:
For a crash energy absorption equipment for automobile tail, comprise guard, be fixedly assemblied in the bump rubber of automotive frame bottom, bump rubber is damping rubber block or stage clip bump rubber.The afterbody that is assemblied in this crossbeam this guard top System of Rotating about Fixed Axis, guard is provided with the first shock strut, and this guard is fixedly connected with by this first shock strut with this bump rubber.
Further:
The front side of above-mentioned bump rubber is fixed with the first connecting panel, and bump rubber is assemblied in automotive frame by this first connecting panel; The rear side of bump rubber is fixed with the second connecting panel, and the second connecting panel is fixedly connected with above-mentioned the first shock strut.Above-mentioned the first connecting panel and the second connecting panel connect with above-mentioned bump rubber is sealed by screw respectively.
Above-mentioned guard is connected and composed by two vertical beams and a cross bar one, and the bottom of vertical beam is connected with cross bar.Above-mentioned automotive frame bottom is provided with two above-mentioned bump rubbers, and each bump rubber is connected with above-mentioned first shock strut, each first shock strut and corresponding vertical connection of above-mentioned vertical beam.Above-mentioned cross bar is fixedly connected with the second shock strut, and one end of the second shock strut is fixedly connected with above-mentioned bump rubber.
Preferably following two kinds of the connection modes of vertical beam and automotive frame: the one, large beam rear part is fixedly equipped with crossbeam, and the top of two vertical beams is hinged with above-mentioned crossbeam respectively.The 2nd,, large beam rear part is provided with S. A., this S. A. horizontally set, above-mentioned vertical beam top sidewall is fixed with the collar, and this cover ring set is connected with this S. A. fit.
Above-mentioned automotive frame tail end end from top to bottom tilts to above-mentioned bump rubber direction, and the degree of dip of this end is 5～35 °.
From the above-mentioned description to the utility model structure, compared to the prior art, the utlity model has following advantage: the crash energy absorption equipment for automobile tail of the present utility model is by the setting of bump rubber and guard that can System of Rotating about Fixed Axis, impulse force can absorb well collision time, and at the bottom of the vehicle that can prevent from well knocking into the back pours front truck car, reduce the separating difficulty of a car, the personnel of knocking into the back in vehicle for rescue strive for the more time; In addition, this energy absorption device also arranges inclination position limiting structure at automotive frame afterbody, make wear end collision of automobile in the time colliding front truck, first pass through bump rubber buffering energy-absorbing, then, by the secondary buffer of automotive frame rigidity conflict guard, effectively improve the buffer capacity of crash energy absorption equipment, also further improve the crash-protective characteristics of guard, at the bottom of effectively preventing that wear end collision of automobile from pouring front truck car, reduced the injured degree of vehicle driver and crew that knocks into the back.
Brief description of the drawings
Fig. 1 is the side-looking structural representation of the crash energy absorption equipment of embodiment one.
Fig. 2 is the main TV structure schematic diagram of the crash energy absorption equipment of embodiment one.
Fig. 3 is the side-looking structural representation of the crash energy absorption equipment of embodiment two.
Detailed description of the invention
Detailed description of the invention of the present utility model is described with reference to the accompanying drawings.
Embodiment one
For a crash energy absorption equipment for automobile tail, comprise guard 1, crossbeam 2, bump rubber 3.
With reference to Fig. 1, Fig. 2, the tail end that automobile is provided with 4, two crossbeams 4 of crossbeam of two parallel arrangements is all fixedly connected with this crossbeam 2.Guard 1 is connected and composed by two vertical beams 11 and cross bar 12 one, and the bottom of vertical beam 11 is connected with cross bar 12, and the top of two vertical beams 11 is hinged with above-mentioned crossbeam 2 respectively.Continue with reference to Fig. 1, these automotive frame 4 tail end ends from top to bottom tilt to above-mentioned bump rubber 3 directions, and the degree of dip a of this end is 5～35 °, and it is 5～15 ° that degree of dip a is preferably set.
Continue with reference to Fig. 1, Fig. 2, each root crossbeam 4 bottom is all fixedly equipped with a bump rubber 3.Bump rubber 3 is damping rubber block 3 or stage clip bump rubber 3.The front side of each bump rubber 3 is fixed with the first connecting panel 31, and automotive frame 4 bottoms are provided with mount pad 41, and bump rubber 3 is assemblied in this mount pad 41 by this first connecting panel 31.The rear side of bump rubber 3 is fixed with the second connecting panel 32, and the vertical beam 11 of guard 1 is provided with the first shock strut 13, and each bump rubber 3 is fixedly connected with this first shock strut 13 by this second connecting panel 32.Above-mentioned the first connecting panel 31 and the second connecting panel 32 are respectively by bolt and above-mentioned sealed connection of bump rubber 3.Each first shock strut 13 and the vertical connection of corresponding above-mentioned vertical beam 11.In addition one end that, above-mentioned cross bar 12 is fixedly connected with the second shock strut 14, the second shock struts 14 is fixedly connected with above-mentioned bump rubber 3.
Embodiment two
Present embodiment and embodiment one difference are the connection mode of vertical beam 11 and automotive frame 4, the vertical beam 11 of present embodiment and the connection mode of automotive frame 4: with reference to Fig. 2, on crossbeam 4 afterbody sidewalls, be fixed with S. A. 42, these S. A. 42 horizontally sets, above-mentioned vertical beam 11 top sidewalls are fixed with the collar 15, and these collar 15 covers are connected with these S. A. 42 fits.
Above are only detailed description of the invention of the present utility model, but design concept of the present utility model is not limited to this, allly utilizes this design to carry out the change of unsubstantiality to the utility model, all should belong to the behavior of invading the utility model protection domain.
Claims (10)
1. the crash energy absorption equipment for automobile tail, comprise guard, it is characterized in that: also comprise the bump rubber that is fixedly assemblied in automotive frame bottom, be assemblied in the afterbody of this crossbeam described guard top System of Rotating about Fixed Axis, guard is provided with the first shock strut, and this guard is fixedly connected with by this first shock strut with this bump rubber.
2. a kind of crash energy absorption equipment for automobile tail as claimed in claim 1, is characterized in that: described bump rubber is damping rubber block or stage clip bump rubber.
3. a kind of crash energy absorption equipment for automobile tail as claimed in claim 1, is characterized in that: the front side of described bump rubber is fixed with the first connecting panel, and bump rubber is assemblied in automotive frame by this first connecting panel; The rear side of bump rubber is fixed with the second connecting panel, and the second connecting panel is fixedly connected with described the first shock strut.
4. a kind of crash energy absorption equipment for automobile tail as claimed in claim 3, is characterized in that: described the first connecting panel and the second connecting panel connect with described bump rubber is sealed by screw respectively.
5. a kind of crash energy absorption equipment for automobile tail as claimed in claim 1, is characterized in that: described guard is connected and composed by two vertical beams and a cross bar one, and the bottom of vertical beam is connected with cross bar.
6. a kind of crash energy absorption equipment for automobile tail as claimed in claim 5, is characterized in that: described large beam rear part is fixedly equipped with crossbeam, the top of two vertical beams is hinged with described crossbeam respectively.
7. a kind of crash energy absorption equipment for automobile tail as claimed in claim 5, is characterized in that: described large beam rear part is provided with S. A., this S. A. horizontally set, and described vertical beam top sidewall is fixed with the collar, and this cover ring set is connected with this S. A. fit.
8. a kind of crash energy absorption equipment for automobile tail as claimed in claim 5, it is characterized in that: described automotive frame bottom is provided with two described bump rubbers, each bump rubber be connected with one described in the first shock strut, each first shock strut and corresponding vertical connection of described vertical beam.
9. a kind of crash energy absorption equipment for automobile tail as claimed in claim 5, is characterized in that: described cross bar is fixedly connected with the second shock strut, and one end of the second shock strut is fixedly connected with described bump rubber.
10. a kind of crash energy absorption equipment for automobile tail as claimed in claim 1, is characterized in that: described automotive frame tail end end from top to bottom tilts to described bump rubber direction, and the degree of dip of this end is 5～35 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420475190.8U CN203974733U (en) | 2014-08-22 | 2014-08-22 | A kind of crash energy absorption equipment for automobile tail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420475190.8U CN203974733U (en) | 2014-08-22 | 2014-08-22 | A kind of crash energy absorption equipment for automobile tail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203974733U true CN203974733U (en) | 2014-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420475190.8U Active CN203974733U (en) | 2014-08-22 | 2014-08-22 | A kind of crash energy absorption equipment for automobile tail |
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| Country | Link |
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| CN (1) | CN203974733U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104590182A (en) * | 2015-01-21 | 2015-05-06 | 柳州聚龙科技有限公司 | Rear guardrail device of truck |
-
2014
- 2014-08-22 CN CN201420475190.8U patent/CN203974733U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104590182A (en) * | 2015-01-21 | 2015-05-06 | 柳州聚龙科技有限公司 | Rear guardrail device of truck |
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