CN204488704U - Collision prevention of vehicle beam energy-absorption box - Google Patents
Collision prevention of vehicle beam energy-absorption box Download PDFInfo
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- CN204488704U CN204488704U CN201520064204.1U CN201520064204U CN204488704U CN 204488704 U CN204488704 U CN 204488704U CN 201520064204 U CN201520064204 U CN 201520064204U CN 204488704 U CN204488704 U CN 204488704U
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- Prior art keywords
- energy
- absorption box
- vehicle
- fixed
- collision
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- 238000010521 absorption reaction Methods 0.000 title claims abstract description 123
- 230000002265 prevention Effects 0.000 title claims abstract description 26
- 239000002184 metal Substances 0.000 claims abstract description 11
- 210000003205 muscle Anatomy 0.000 claims description 31
- 238000004080 punching Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000005474 detonation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000011960 computer-aided design Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
Abstract
The utility model provides a kind of collision prevention of vehicle beam energy-absorption box, and one end of described energy-absorption box is fixed in anti-collision beam before vehicle, and the other end of described energy-absorption box is fixed in part of vehicle front longitudinal-member; The sheet metal thickness of described energy-absorption box increases from one end of anti-collision beam before being fixed in described vehicle successively to the other end being fixed in described part of vehicle front longitudinal-member.The utility model is by increasing the sheet metal thickness of collision prevention of vehicle beam energy-absorption box successively to the other end being fixed in described part of vehicle front longitudinal-member from one end of anti-collision beam before being fixed in described vehicle, thus while guarantee energy-absorption box energy absorption performance, reduce the weight of energy-absorption box, the object reaching energy-absorption box lightweight and reduce costs.
Description
Technical field
The utility model relates to vehicle safety field, particularly relates to a kind of collision prevention of vehicle beam energy-absorption box.
Background technology
Automobile is as the topmost vehicle of human lives, and after well meeting driving function, the requirement of people to safety performance is also more and more higher.Therefore, how automobile when crashing, can protect the safety of occupant to greatest extent, and reduces the focus of attention that car breakdown degree becomes each automobile vendor as much as possible.
In prior art, the collision resistance of front crashproof beam structure for automobile evaluates the important indicator of vehicle safety performance.Energy-absorption box is the main energy absorbing component of front anti-collision beam structure, and the structure of energy-absorption box directly affects the energy absorption performance of energy-absorption box.In order to ensure the energy absorption performance of energy-absorption box, usually adopt weight comparatively large in prior art, thickness is thicker and material is as the material of energy-absorption box uniformly, and therefore, the anti-collision beam energy absorbing box of existing vehicle, weight is comparatively large, and cost is higher, cannot reach weight-saving object.
Utility model content
The utility model provides a kind of collision prevention of vehicle beam energy-absorption box, comparatively large in order to solve collision prevention of vehicle beam energy-absorption box weight in prior art, cannot reach the problem of lightweight object.
One end of the collision prevention of vehicle beam energy-absorption box that the utility model provides is fixed in anti-collision beam before vehicle, and the other end of described energy-absorption box is fixed in part of vehicle front longitudinal-member;
The sheet metal thickness of described energy-absorption box increases from one end of anti-collision beam before being fixed in described vehicle successively to the other end being fixed in described part of vehicle front longitudinal-member.
Described energy-absorption box comprises: energy-absorption box upper plate and energy-absorption box lower plate;
Described energy-absorption box upper plate and described energy-absorption box lower plate are welded to connect.
Described energy-absorption box upper plate is provided with the first crumple muscle, described energy-absorption box lower plate is provided with the second crumple muscle;
The position of described first crumple muscle is corresponding with the location matches of described second crumple muscle;
Described first crumple muscle is vertical with the length direction of described energy-absorption box with the length direction of described second crumple muscle.
Described first crumple muscle and described second crumple muscle are that energy-absorption box box wall is formed to the inner punching press of energy-absorption box.
The other end of described energy-absorption box is welded in the side of energy-absorption box baffle plate, and the opposite side of described energy-absorption box baffle plate is bolted in described part of vehicle front longitudinal-member.
The collision prevention of vehicle beam energy-absorption box that the utility model provides, by the sheet metal thickness of collision prevention of vehicle beam energy-absorption box is increased from one end of anti-collision beam before being fixed in described vehicle successively to the other end being fixed in described part of vehicle front longitudinal-member, thus while guarantee energy-absorption box energy absorption performance, reduce the weight of energy-absorption box, the object reaching energy-absorption box lightweight and reduce costs.
Accompanying drawing explanation
The positional structure schematic diagram of collision prevention of vehicle beam energy-absorption box on vehicle that Fig. 1 provides for the utility model;
The detonation configuration schematic diagram of the collision prevention of vehicle beam energy-absorption box that Fig. 2 provides for the utility model embodiment one;
Fig. 3 is the A-A cutaway view of energy-absorption box in Fig. 2 embodiment;
The structural representation of the collision prevention of vehicle beam energy-absorption box that Fig. 4 provides for the utility model embodiment two.
Detailed description of the invention
In order to make technical solutions of the utility model clearly, below in conjunction with specific embodiments technical solutions of the utility model are described.
The positional structure schematic diagram of collision prevention of vehicle beam energy-absorption box on vehicle that Fig. 1 provides for the utility model, as shown in Figure 1, the collision prevention girders of vehicle comprises front anti-collision beam 3, energy-absorption box 2 and energy-absorption box baffle plate 1.One end of energy-absorption box 2 is fixed in front anti-collision beam 3, and the other end of energy-absorption box is fixed in part of vehicle front longitudinal-member by energy-absorption box baffle plate 1.When vehicle frontal collides, the impact force that front anti-collision beam 3 bears guides buffering by energy-absorption box 2, thus weakens impact force, reduces the injury that head-on crash brings to vehicle and occupant.In prior art, in order to ensure the energy absorption performance of anti-collision beam energy absorbing box, the sheet material of energy-absorption box adopts weight larger usually, thicker and the uniform material of thickness as sheet material, therefore, the anti-collision beam energy absorbing box of existing vehicle, weight is comparatively large, and cost is higher, cannot reach weight-saving object.
The detonation configuration schematic diagram of the collision prevention of vehicle beam energy-absorption box that Fig. 2 provides for the utility model embodiment one, as shown in Figure 2, one end of the energy-absorption box 2 that the present embodiment provides is fixed in anti-collision beam 3 before vehicle, and the other end of described energy-absorption box 2 is fixed in part of vehicle front longitudinal-member;
The sheet metal thickness of described energy-absorption box 2 increases from one end of anti-collision beam 3 before being fixed in described vehicle successively to the other end being fixed in described part of vehicle front longitudinal-member.
Concrete, same as the prior art, energy-absorption box in the present embodiment is before vehicle between anti-collision beam 3 and part of vehicle front longitudinal-member, preferably, the mode can freezed by carbon dioxide in one end of described energy-absorption box 2 to be fixedly connected on before vehicle on anti-collision beam 3, the mode that the other end of energy-absorption box 2 adopts carbon dioxide to freeze equally is fixedly connected on the side of energy-absorption box baffle plate 1, and the opposite side of described energy-absorption box baffle plate 1 is fixed on part of vehicle front longitudinal-member by the mode be spirally connected.
Further, Fig. 3 is the A-A cutaway view of energy-absorption box in Fig. 2 embodiment, as shown in Figure 3, in figure, the left side of energy-absorption box 2 is the one end be connected with anti-collision beam before vehicle 3, and in figure, the right side of energy-absorption box 2 is the one end be connected with part of vehicle front longitudinal-member, as shown in Figure 3, the sheet metal thickness of described energy-absorption box 2 increases from left to right successively, preferably, the high order end sheet metal thickness of energy-absorption box 2 is 1.6mm, and the low order end sheet metal thickness of energy-absorption box 2 is 3mm.In the present embodiment, energy-absorption box 2 minimum thickness of plate and maximum thick thickness difference are within the scope of 1-2mm, are here not specifically limited.
The collision prevention of vehicle beam energy-absorption box that the present embodiment provides, by the sheet metal thickness of collision prevention of vehicle beam energy-absorption box is increased from one end of anti-collision beam before being fixed in described vehicle successively to the other end being fixed in described part of vehicle front longitudinal-member, thus while guarantee energy-absorption box energy absorption performance, reduce the weight of energy-absorption box, the object reaching energy-absorption box lightweight and reduce costs.
The structural representation of the collision prevention of vehicle beam energy-absorption box that Fig. 4 provides for the utility model embodiment two, as shown in Figure 4, on the basis of embodiment one, the energy-absorption box that the present embodiment provides comprises: energy-absorption box upper plate 21 and energy-absorption box lower plate 22.Described energy-absorption box upper plate 21 is welded to connect with described energy-absorption box lower plate 22.
Described energy-absorption box upper plate 21 is provided with the first crumple muscle 211, described energy-absorption box lower plate 22 is provided with the second crumple muscle 221;
The position of described first crumple muscle 211 is corresponding with the location matches of described second crumple muscle 221;
Described first crumple muscle 211 is vertical with the length direction of described energy-absorption box 2 with the length direction of described second crumple muscle 221.
Concrete, the degradation of energy process on energy-absorption box 2 by collision experiment data and computer-aided design engineering cae analysis collision energy, determine that the region of gross distortion easily occurs energy-absorption box in collision process, and the described easy generation gross distortion region on energy-absorption box upper plate 21 and energy-absorption box lower plate 22 arranges the first crumple muscle 211 and the second crumple muscle 221 respectively, and make the first crumple muscle 211 on energy-absorption box upper plate 21 and energy-absorption box lower plate 22 relevant position and the second crumple muscle 221 mate correspondence one by one, and then reach the object of effective directed force transmission.Wherein, the first crumple muscle 211 and the second crumple muscle 221 are that energy-absorption box 2 box wall is formed to the inner punching press of energy-absorption box 2, and the described first crumple muscle 211 of formation is vertical with the length direction of described energy-absorption box 2 with the length direction of described second crumple muscle 221.
The collision prevention of vehicle beam energy-absorption box that the present embodiment provides, by the sheet metal thickness of collision prevention of vehicle beam energy-absorption box is increased from one end of anti-collision beam before being fixed in described vehicle successively to the other end being fixed in described part of vehicle front longitudinal-member, and crumple muscle is arranged on energy-absorption box easily occurs on the region of gross distortion, thus while effectively ensureing that the effective directed force of energy-absorption box is transmitted, reduce the weight of energy-absorption box, the object reaching energy-absorption box lightweight and reduce costs.
Last it is noted that above each embodiment is only in order to illustrate the technical solution of the utility model, be not intended to limit; Although be described in detail the utility model with reference to foregoing embodiments, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein some or all of technical characteristic; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the utility model.
Claims (5)
1. a collision prevention of vehicle beam energy-absorption box, is characterized in that:
One end of described energy-absorption box is fixed in anti-collision beam before vehicle, and the other end of described energy-absorption box is fixed in part of vehicle front longitudinal-member;
The sheet metal thickness of described energy-absorption box increases from one end of anti-collision beam before being fixed in described vehicle successively to the other end being fixed in described part of vehicle front longitudinal-member.
2. collision prevention of vehicle beam energy-absorption box according to claim 1, is characterized in that: described energy-absorption box comprises: energy-absorption box upper plate and energy-absorption box lower plate;
Described energy-absorption box upper plate and described energy-absorption box lower plate are welded to connect.
3. collision prevention of vehicle beam energy-absorption box according to claim 2, is characterized in that: described energy-absorption box upper plate is provided with the first crumple muscle, described energy-absorption box lower plate is provided with the second crumple muscle;
The position of described first crumple muscle is corresponding with the location matches of described second crumple muscle;
Described first crumple muscle is vertical with the length direction of described energy-absorption box with the length direction of described second crumple muscle.
4. collision prevention of vehicle beam energy-absorption box according to claim 3, is characterized in that: described first crumple muscle and described second crumple muscle are that energy-absorption box box wall is formed to the inner punching press of energy-absorption box.
5. collision prevention of vehicle beam energy-absorption box according to claim 1, is characterized in that:
The other end of described energy-absorption box is welded in the side of energy-absorption box baffle plate, and the opposite side of described energy-absorption box baffle plate is bolted in described part of vehicle front longitudinal-member.
Priority Applications (1)
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CN201520064204.1U CN204488704U (en) | 2015-01-29 | 2015-01-29 | Collision prevention of vehicle beam energy-absorption box |
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CN201520064204.1U CN204488704U (en) | 2015-01-29 | 2015-01-29 | Collision prevention of vehicle beam energy-absorption box |
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CN201520064204.1U Expired - Fee Related CN204488704U (en) | 2015-01-29 | 2015-01-29 | Collision prevention of vehicle beam energy-absorption box |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105966459A (en) * | 2016-05-12 | 2016-09-28 | 北京汽车股份有限公司 | Vehicle frame for vehicle and vehicle with vehicle frame |
CN106005022A (en) * | 2016-07-29 | 2016-10-12 | 奇瑞新能源汽车技术有限公司 | Electric car front anti-collision beam assembly |
CN106184086A (en) * | 2016-07-29 | 2016-12-07 | 奇瑞新能源汽车技术有限公司 | The energy-absorption box of electric automobile |
CN107416029A (en) * | 2016-05-24 | 2017-12-01 | 上汽通用五菱汽车股份有限公司 | A kind of vehicle body collision prevention girders |
CN107472176A (en) * | 2016-08-16 | 2017-12-15 | 宝沃汽车(中国)有限公司 | Anticollision device, collision-prevention device and the automobile with the anticollision device, collision-prevention device |
CN111347991A (en) * | 2018-12-24 | 2020-06-30 | 观致汽车有限公司 | Front impact beam structure for vehicle |
CN113276792A (en) * | 2021-06-07 | 2021-08-20 | 东风柳州汽车有限公司 | Vehicle anti-collision assembly |
-
2015
- 2015-01-29 CN CN201520064204.1U patent/CN204488704U/en not_active Expired - Fee Related
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105966459A (en) * | 2016-05-12 | 2016-09-28 | 北京汽车股份有限公司 | Vehicle frame for vehicle and vehicle with vehicle frame |
CN105966459B (en) * | 2016-05-12 | 2018-05-22 | 北京汽车股份有限公司 | Vehicle frame for vehicle and the vehicle with the vehicle frame |
CN107416029A (en) * | 2016-05-24 | 2017-12-01 | 上汽通用五菱汽车股份有限公司 | A kind of vehicle body collision prevention girders |
CN107416029B (en) * | 2016-05-24 | 2023-07-18 | 上汽通用五菱汽车股份有限公司 | Anti-collision beam for vehicle body |
CN106005022A (en) * | 2016-07-29 | 2016-10-12 | 奇瑞新能源汽车技术有限公司 | Electric car front anti-collision beam assembly |
CN106184086A (en) * | 2016-07-29 | 2016-12-07 | 奇瑞新能源汽车技术有限公司 | The energy-absorption box of electric automobile |
CN107472176A (en) * | 2016-08-16 | 2017-12-15 | 宝沃汽车(中国)有限公司 | Anticollision device, collision-prevention device and the automobile with the anticollision device, collision-prevention device |
CN111347991A (en) * | 2018-12-24 | 2020-06-30 | 观致汽车有限公司 | Front impact beam structure for vehicle |
CN113276792A (en) * | 2021-06-07 | 2021-08-20 | 东风柳州汽车有限公司 | Vehicle anti-collision assembly |
CN113276792B (en) * | 2021-06-07 | 2022-07-19 | 东风柳州汽车有限公司 | Vehicle anticollision subassembly |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150722 |