CN103909888A - Automobile crash box - Google Patents
Automobile crash box Download PDFInfo
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- CN103909888A CN103909888A CN201410127228.7A CN201410127228A CN103909888A CN 103909888 A CN103909888 A CN 103909888A CN 201410127228 A CN201410127228 A CN 201410127228A CN 103909888 A CN103909888 A CN 103909888A
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- 230000003313 weakening effect Effects 0.000 claims abstract description 43
- 238000010521 absorption reaction Methods 0.000 claims description 107
- 238000003466 welding Methods 0.000 claims description 4
- 210000000746 body region Anatomy 0.000 claims description 2
- 238000010276 construction Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 14
- 238000000034 method Methods 0.000 description 5
- 230000002265 prevention Effects 0.000 description 4
- PXFBZOLANLWPMH-UHFFFAOYSA-N 16-Epiaffinine Natural products C1C(C2=CC=CC=C2N2)=C2C(=O)CC2C(=CC)CN(C)C1C2CO PXFBZOLANLWPMH-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The invention discloses an automobile crash box, relates to automobile accessories and provides an energy absorbing device which is uniform in deformation and good in crash energy absorbing effect. The automobile crash box in the embodiment comprises a tubular crash box body, one end of the crash box body is provided with a front mounting plate connected with an anticollision beam of an automobile, and the other end of the same is provided with a rear mounting plate connected with a longitudinal beam of the automobile. The side wall of the crash box body is provided with crumple grooves recessed inwardly, and at least one guide plate is fixed on at least one side wall of the crash box body and provided with a weakening structure corresponding to the crumple grooves. When automobiles crash, the weakening structures of the guide plates can deform and guide the crumple grooves to crumple and absorb energy. The automobile crash box is mainly applied to automobiles.
Description
Technical field
The present invention relates to vehicular spare parts technology, relate in particular to a kind of vehicle energy absorption box.
Background technology
Society, along with economy and growth in the living standard, people adopt the walking-replacing tool of automobile as trip more and more, and meanwhile, the safety problem of automobile is also more and more subject to people's attention.
At present, because vehicle is more and more, road conditions become increasingly complex, in the process driving a car, the accident such as very easily bump, wherein with touch before under low speed driving or after touch (knocking into the back) in the majority.In prior art, in order effectively to improve front anti-collision beam and the protective action of back buffer beam under automobile low speed collision, conventionally between front anti-collision beam and front side member, back buffer beam and floor side member, vehicle energy absorption box is all set, fully to absorb automobile collision energy.Particularly, issue and touch before death as example at low speed driving with automobile, wherein, vehicle energy absorption box one end is fixed with the front mounting plate, the other end that are connected with front anti-collision beam and is fixed with the rear adapter plate being connected with front side member, and the sidewall of vehicle energy absorption box is provided with crumple groove, thereby while touching before automobile occurs, front anti-collision beam is delivered to collision energy in vehicle energy absorption box, vehicle energy absorption box absorbs collision energy by the crumple distortion of crumple groove, can reduce the deflection of longeron, thereby ensure occupant's safety.
But, when vehicle actual collision, mostly be the complex situations such as oblique collision (non-forward collision), cause the suffered impact force of vehicle energy absorption box uneven and cannot affine deformation, reduce the energy-absorbing effect of vehicle energy absorption box.
Summary of the invention
Embodiments of the invention provide a kind of vehicle energy absorption box, to provide a kind of distortion evenly, absorb the effective energy absorption device of collision energy.
For achieving the above object, embodiments of the invention adopt following technical scheme:
A kind of vehicle energy absorption box, comprise tubular energy-absorption box body, described energy-absorption box body one end is provided with the front mounting plate, the other end that are connected with automobile buffer beam and is provided with the rear adapter plate being connected with automobile longitudinal girder, on described energy-absorption box body sidewall, there is the crumple groove caving inward, on described at least one sidewall of energy-absorption box body, be fixed with directing plate; Described directing plate is provided with weakening structure, and the corresponding described crumple groove of described weakening structure arranges; In the time that automobile bumps, the weakening structure of described directing plate is out of shape and is guided described crumple groove crumple energy-absorbing.
Wherein, described directing plate is two, and is located at respectively the upper and lower surface that described energy-absorption box body construction is identical; Described directing plate comprises and is fixed on the connection side in the non-crumple groove of described energy-absorption box body region and is connected with described connection side and is formed with the extension edge of described weakening structure in described crumple groove region.
Particularly, described energy-absorption box body upper surface is provided with three strip crumple grooves; Along described energy-absorption box body upper surface bearing of trend, three described crumple grooves are parallel, equidistantly arrange; The connection side of described directing plate includes four, and lays respectively at crumple groove two ends between adjacent described crumple groove and described in outermost; Described connection side and described crumple groove be arranged in parallel, and equidistantly arrange between multiple described connection side; Adjacent described connection side is with the described extension edge of common connection between side, and the corresponding described crumple groove of described extension edge region is formed with drift angle, and described drift angle place is provided with described weakening structure.
Be specifically as follows, described extension edge comprises two free edge of isometric setting, and described drift angle closes on the lateral edges setting of described energy-absorption box body upper surface.
Preferably, described connection side and the one-body molded setting of described extension edge, and described connection side is fixed by welding on described energy-absorption box body sidewall.
Wherein, described weakening structure is the first groove that is located at described extension edge inner side, and described the first groove is upper and lower communicating structure.
In the time of practical application, be positioned at the connection side at crumple groove two ends and the junction of described extension edge described in outermost and be provided with the second groove, described the second groove is positioned at inner side, described junction.
Wherein, the connection side between adjacent described crumple groove and the junction of described extension edge are provided with described the second groove, and described the second groove is positioned at inner side, described junction.
When practical application, can also be, and be provided with described the second groove between the described extension edge that is connected with end of connection side between adjacent described crumple groove, described the second groove be positioned at the junction of adjacent described extension edge.
In the vehicle energy absorption box that the embodiment of the present invention provides, by being located at the front mounting plate of tubular energy-absorption box body one end, energy-absorption box body can be fixed in collision prevention girders, again by being located at the rear adapter plate of the tubular energy-absorption box body other end, energy-absorption box body can be fixed on longeron, thereby energy-absorption box body is fixed between collision prevention girders and longeron, and wherein, energy-absorption box body sidewall is provided with the crumple groove caving inward.Issue and touch before death as example with automobile low speed driving, in the present embodiment, on at least one sidewall of energy-absorption box body, be provided with the directing plate with weakening structure, the corresponding crumple groove of the weakening structure region division of this directing plate, thereby in the time touching before automobile generation low speed, front anti-collision beam passes to collision energy in vehicle energy absorption box, crumple groove on energy-absorption box body sidewall can crumple energy-absorbing, weakening structure distortion in directing plate on energy-absorption box body sidewall simultaneously, due to the corresponding crumple groove of this weakening structure region, therefore when weakening structure is out of shape, can guide the quick crumple of crumple groove, for actual collision situation, the quick crumple of crumple groove can improve the homogeneity of energy-absorption box bulk deformation, thereby improve the energy-absorbing effect of vehicle energy absorption box, and the weakening structure self-deformation of directing plate, also can absorption portion collide ability, thereby further improve the energy-absorbing effect of vehicle energy absorption box.
Brief description of the drawings
The vehicle energy absorption box structural representation that Fig. 1 provides for the embodiment of the present invention;
The directing plate structural perspective of the vehicle energy absorption box that Fig. 2 provides for the embodiment of the present invention;
The directing plate structure front elevation of the vehicle energy absorption box that Fig. 3 provides for the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present invention vehicle energy absorption box is described in detail.
The embodiment of the present invention provides a kind of vehicle energy absorption box, as shown in Figure 1, comprise tubular energy-absorption box body 11, energy-absorption box body 11 one end are provided with the front mounting plate 111, the other end that are connected with automobile buffer beam and are provided with the rear adapter plate 112 being connected with automobile longitudinal girder, on energy-absorption box body 11 sidewalls, there is the crumple groove 10 caving inward, on energy-absorption box body 11 at least one sidewall, be fixed with directing plate 12; Directing plate 12 is provided with weakening structure, and the corresponding crumple groove 10 of weakening structure arranges; In the time that automobile bumps, the weakening structure of directing plate 12 is out of shape and is guided crumple groove 10 crumple energy-absorbings.
In the vehicle energy absorption box that the embodiment of the present invention provides, by being located at the front mounting plate of tubular energy-absorption box body one end, energy-absorption box body can be fixed in collision prevention girders, again by being located at the rear adapter plate of the tubular energy-absorption box body other end, energy-absorption box body can be fixed on longeron, thereby energy-absorption box body is fixed between collision prevention girders and longeron, and wherein, energy-absorption box body sidewall is provided with the crumple groove caving inward.Issue and touch before death as example with automobile low speed driving, in the present embodiment, on at least one sidewall of energy-absorption box body, be provided with the directing plate with weakening structure, the corresponding crumple groove of the weakening structure region division of this directing plate, thereby in the time touching before automobile generation low speed, front anti-collision beam passes to collision energy in vehicle energy absorption box, crumple groove on energy-absorption box body sidewall can crumple energy-absorbing, weakening structure distortion in directing plate on energy-absorption box body sidewall simultaneously, due to the corresponding crumple groove of this weakening structure region, therefore when weakening structure is out of shape, can guide the quick crumple of crumple groove, for actual collision situation, the quick crumple of crumple groove can improve the homogeneity of energy-absorption box bulk deformation, thereby improve the energy-absorbing effect of vehicle energy absorption box, and the weakening structure self-deformation of directing plate, also can absorption portion collide ability, thereby further improve the energy-absorbing effect of vehicle energy absorption box.
Particularly, for the energy-absorption box body 11 of tubular, the rear plate that it generally includes header board and is connected with header board by welding, thus form the tubular energy-absorption box body 11 with four faces.Therefore, can be by four sidewalls of energy-absorption box body 11, directing plate 12 being all set, thus in the process of auto against, make directing plate 12 fully guide the quick crumple of crumple groove 10 of energy-absorption box body 11 from four sides, reach the effect of abundant energy-absorbing.In the time of practical application, ensureing that directing plate 12 guides under the prerequisite of crumple groove 10 quick crumples, save material cost simultaneously, conventionally on the identical upper and lower surface of the structure of energy-absorption box body 11, directing plate 12 is set, be that directing plate 12 includes two, the corresponding upper and lower surface that is located at energy-absorption box body 11 respectively.
Wherein, taking the upper surface of energy-absorption box body 11 as example, which is provided with the crumple groove 10 for crumple energy-absorbing, and conventionally in order to improve integral energy-absorbing ability and the effect of vehicle energy absorption box, conventionally at upper surface, multiple spaced crumple grooves 10 are set, and preferably the structure of crumple groove 10 is strip structure, thereby increase the crumple scope of crumple groove 10 self.This wherein, due to vehicle energy absorption box mainly absorb automobile central collision or after the collision energy that touches, therefore the bearing of trend of strip crumple groove 10 is conventionally perpendicular to the bearing of trend of energy-absorption box body 11 upper surfaces, under ideal state, the bearing of trend of energy-absorption box body 11 upper surfaces be automobile central collision or after the bearing of trend of the direction, the strip crumple groove 10 that touch perpendicular to the bearing of trend of energy-absorption box body 11 upper surfaces.Given this, along the bearing of trend of energy-absorption box body 11 upper surfaces, multiple strip crumple grooves 10 are parallel, equidistantly setting, ensure the homogeneity of automobile energy-absorbing box body 11 overall crumples, improve energy-absorbing effect.
Accordingly, as shown in Figure 2, directing plate 12 can comprise the connection side 21 in non-crumple groove 10 regions that are fixed on energy-absorption box body 11, directing plate 12 is fixed on the upper surface of energy-absorption box body 11 by connection side 21; In Fig. 2, directing plate 12 also comprises with connection side 21 and being connected, be formed with the extension edge 22 of weakening structure simultaneously in corresponding crumple groove 10 regions, thereby automobile is in the time that collision occurs, the connection side 21 motionless (only, with the crumple campaign of energy-absorption box body 11, self does not exist crumple, may have damage etc.) of fixing use, thereby the weakening structure on extension edge 22 is out of shape by the impact of impact force, complete the quick guiding function to 10 crumples of crumple groove.
Be specifically as follows, as depicted in figs. 1 and 2, be provided with three crumple grooves 10 as example taking energy-absorption box body 11 upper surfaces, the connection side 21 of corresponding directing plate 12 is provided with four, and four connection sides 21 are located at respectively between adjacent crumple groove 10 and outermost crumple groove 10 two ends, thereby make to be connected to extension edge 22 corresponding crumple groove 10 region divisions well on connection side 21.Wherein, mainly transmit and act on extension edge 22 in order to make impact force, connection side 21 can be parallel to crumple groove 10 arranges, thereby when automobile generation forward is collided or oblique etc. collided, the suffered impact force maximum of connection side 21, make the impact force that is delivered to extension edge 22 maximize, be convenient to the distortion of the weakening structure 23 on extension edge 22.
In Fig. 1, the same end of four connection sides 21 is located on the same line, and be arranged in parallel with the lateral edges of energy-absorption box body 11 upper surfaces, thereby can ensure the weakening structure distortion on extension edge 22 time, the deformation direction of directing plate 12 is the crumple direction of energy-absorption box body 11, to ensure the quick crumple energy-absorbing under guiding function.In Fig. 1 and Fig. 2, extension edge 22 is connected between the same side of adjacent connection side 21, and the corresponding crumple groove of extension edge 22 region is formed with drift angle, and is provided with weakening structure 23 at drift angle place; Wherein, include spaced four connection sides 21 in Fig. 1 and Fig. 2, therefore directing plate 12 can include eight extension edges 22, and connection side 21 is equipped with four with side.
Wherein, in Fig. 1 and Fig. 2, extension edge 22 can comprise two free edge 24 of isometric setting, and the drift angle that two free edge 24 form closes on the lateral edges setting of energy-absorption box body 11 upper surfaces, thereby in the time that automobile bumps, under the effect of impact force and weakening structure, can make that two free edge 24 are drawn close mutually, compressive deformation, thereby guiding crumple groove 10 is along the deformation direction crumple of directing plate 12, reaches the effect of quick crumple.This wherein, the angle of two free edge 24 of an extension edge 22 is less, more easily deforms, guiding function is better.
In Fig. 1 and Fig. 2, adjacent connection side 21 and the hexagonal structure of extension edge 22 common formations being positioned between the two, and this hexagonal structure is in Fig. 2, be symmetrical structure along directions X and Y-direction, thereby while ensureing on its upper and lower surface that is fixed on energy-absorption box body 11, can be under impact force effect, deflection is identical everywhere, thereby reach affine deformation, so that guiding crumple groove is quick, crumple uniformly.Wherein, in Fig. 1 and Fig. 2, include three above-mentioned hexagonal structures, hexagonal structure is closed-loop construct, can ensure the stability that impact force is transmitted, and is convenient to the distortion of directing plate.
In actual processing and manufacturing process, can, by connection side 21 and the one-body molded setting of extension edge 22, be convenient to processing and manufacturing, ensure stability, smoothness that impact force is transmitted simultaneously.And connection side 21 can all adopt 45 degree steel matter with extension edge 22, connection side 21 can adopt electric welding, two to protect the modes such as weldering and be fixed on the sidewall of energy-absorption box body 11.
In Fig. 2, weakening structure on extension edge 22 23 is for being located at the first groove inside it, the structure that this first groove is upper and lower perforation.In the time touching before automobile generation low speed, due to the existence of the first groove, make extension edge 22 this drift angle place intensity a little less than, thereby when auto against, make two free edge 24 mutually draw close, extension edge 22 distortion compressions, entirety makes directing plate 12 complete distortion, and then reaches guiding function.Wherein, the guiding function of directing plate 12 mainly relies on the weakening structure 23 being located on extension edge 22, the first groove completes, therefore in order to improve directing plate 12 fast speedes in weakening structure 23 position distortion, can be by the second groove 25 being set in connection side 21 and extension edge 22 junctions, and the second groove 25 is positioned at the inner side of junction, towards the inner setting of hexagonal structure.Wherein, the connection side 21 between adjacent crumple groove 10, its one end is connected with the free edge 24 of two extension edges 22 simultaneously, between connection side 21 and the junction of each free edge 24, is equipped with the second groove 25.
The working process of the vehicle energy absorption box of by Fig. 3, above-described embodiment being described is below elaborated.Wherein, in Fig. 3, the connection side 22 that closes on front mounting plate 111 is decided to be connection side 1, edge is decided to be connection side 2, connection side 3 and connection side 4 successively away from the direction of connection side 1; Corresponding extension edge 22 between adjacent connection side 22, superposed extension edge 22 is decided to be extension edge 1, extension edge 2 and extension edge 3 successively, and the extension edge 22 that is positioned at bottom is decided to be extension edge 4, extension edge 5 and extension edge 6 successively.
Specifically, in the time that automobile bumps, first connection side 1 effect of power that is collided, because connection side 1 and the junction of extension edge 1, extension edge 4 are provided with the second groove 25, when therefore connection side 1 is collided power, can move along directions X in Fig. 3, thereby impact force is delivered to and is connected on 1 connected free edge 24, afterwards by the weakening structure 23 on extension edge 1 and extension edge 4, can make two free edge 24 of extension edge 1 and two free edge 24 of extension edge 4 mutually draw close, distortion energy-absorbing.Wherein, two free edge that are connected with connection side 1 move along Y-direction in Fig. 3.In the process of moving along directions X at connection side 1, the crumple groove 10 that energy-absorption box body 11 upper surfaces close on front mounting plate 111 is out of shape by the effect generation crumple of impact force also can, thereby the weakening structure 23 of extension edge 1 and extension edge 4 is in the time that corresponding crumple groove 10 is out of shape, can guide the quick crumple of this crumple groove 10, improve the crumple homogeneity of this crumple groove 10, the simultaneously symmetry of extension edge 1 and extension edge 4, can further improve the crumple homogeneity of this crumple groove 10, improves its energy absorption ability.
Along with the transmission of impact force, connection side 2, connection side 3 and connection side 4 all move along directions X in Fig. 3 successively, thereby corresponding extension edge 2, extension edge 3, extension edge 5 and extension edge 6 weakening structure 23 is separately out of shape.In this process, crumple groove 10 is crumple energy-absorbing successively, when thereby the weakening structure 23 of extension edge 2 and extension edge 5, extension edge 3 and extension edge 6 is out of shape, can guide the quick crumple of crumple groove 10, improve the crumple homogeneity of crumple groove 10 on energy-absorption box body 11, the simultaneously symmetry of extension edge 2 and extension edge 5, extension edge 3 and extension edge 6, can further improve the crumple homogeneity of this crumple groove 10, improves its energy absorption ability.
Wherein, after first the weakening structure of extension edge 1 and extension edge 4 is out of shape, the extension edge 1 being connected with connection side 2 and the free edge 24 of extension edge 4 also can move along directions X in Fig. 3, therefore in order to improve the comfort feature of its motion, avoid the obstruction of the free edge 24 of extension edge 2 to being connected with connection side 2 and extension edge 5, can be between the extension edge 22 being connected with connection side 2 and connection side 3 two ends, be extension edge 1 and extension edge 2, extension edge 2 and extension edge 3, extension edge 4 and extension edge 5, above-mentioned the second groove 25 is set between extension edge 5 and extension edge 6, and the second groove 25 is positioned at the junction of extension edge 22 and connection side 21.
In description of the invention, it will be appreciated that, orientation or the position relationship of the instructions such as term " " center ", " on ", D score, 'fornt', 'back', " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", " outward " be based on orientation shown in the drawings or position relationship; be only the present invention for convenience of description and simplified characterization; instead of the device of instruction or hint indication or element must have specific orientation, with specific orientation structure with operate, therefore can not be interpreted as limitation of the present invention.
Term " first ", " second " be only for describing object, and can not be interpreted as instruction or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the invention, except as otherwise noted, the implication of " multiple " is two or more.
In description of the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can understand as the case may be above-mentioned term concrete meaning in the present invention.
In the description of this specification sheets, specific features, structure, material or feature can be with suitable mode combinations in any one or more embodiment or example.
The above; be only the specific embodiment of the present invention, but protection scope of the present invention is not limited to this, any be familiar with those skilled in the art the present invention disclose technical scope in; the variation that can expect easily or replacement, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should described be as the criterion with the protection domain of claim.
Claims (9)
1. a vehicle energy absorption box, comprise tubular energy-absorption box body, described energy-absorption box body one end is provided with the front mounting plate, the other end that are connected with automobile buffer beam and is provided with the rear adapter plate being connected with automobile longitudinal girder, on described energy-absorption box body sidewall, there is the crumple groove caving inward, it is characterized in that, on described at least one sidewall of energy-absorption box body, be fixed with directing plate;
Described directing plate is provided with weakening structure, and the corresponding described crumple groove of described weakening structure arranges; In the time that automobile bumps, the weakening structure of described directing plate is out of shape and is guided described crumple groove crumple energy-absorbing.
2. vehicle energy absorption box according to claim 1, is characterized in that, described directing plate is two, and is located at respectively the upper and lower surface that described energy-absorption box body construction is identical;
Described directing plate comprises and is fixed on the connection side in the non-crumple groove of described energy-absorption box body region and is connected with described connection side and is formed with the extension edge of described weakening structure in described crumple groove region.
3. vehicle energy absorption box according to claim 2, is characterized in that, described energy-absorption box body upper surface is provided with three strip crumple grooves; Along described energy-absorption box body upper surface bearing of trend, three described crumple grooves are parallel, equidistantly arrange;
The connection side of described directing plate includes four, and lays respectively at crumple groove two ends between adjacent described crumple groove and described in outermost; Described connection side and described crumple groove be arranged in parallel, and equidistantly arrange between multiple described connection side;
Adjacent described connection side is with the described extension edge of common connection between side, and the corresponding described crumple groove of described extension edge region is formed with drift angle, and described drift angle place is provided with described weakening structure.
4. vehicle energy absorption box according to claim 3, is characterized in that, described extension edge comprises two free edge of isometric setting, and described drift angle closes on the lateral edges setting of described energy-absorption box body upper surface.
5. vehicle energy absorption box according to claim 4, is characterized in that, described connection side and the one-body molded setting of described extension edge, and described connection side is fixed by welding on described energy-absorption box body sidewall.
6. vehicle energy absorption box according to claim 5, is characterized in that, described weakening structure is the first groove that is located at described extension edge inner side, and described the first groove is upper and lower communicating structure.
7. vehicle energy absorption box according to claim 6, is characterized in that, is positioned at the connection side at crumple groove two ends and the junction of described extension edge described in outermost and is provided with the second groove, and described the second groove is positioned at inner side, described junction.
8. vehicle energy absorption box according to claim 7, is characterized in that, the connection side between adjacent described crumple groove and the junction of described extension edge are provided with described the second groove, and described the second groove is positioned at inner side, described junction.
9. vehicle energy absorption box according to claim 8, is characterized in that, and is provided with described the second groove between the described extension edge that is connected with end of connection side between adjacent described crumple groove, and described the second groove is positioned at the junction of adjacent described extension edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410127228.7A CN103909888B (en) | 2014-03-31 | 2014-03-31 | Vehicle energy absorption box |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410127228.7A CN103909888B (en) | 2014-03-31 | 2014-03-31 | Vehicle energy absorption box |
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| CN103909888A true CN103909888A (en) | 2014-07-09 |
| CN103909888B CN103909888B (en) | 2016-03-02 |
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| CN201410127228.7A Expired - Fee Related CN103909888B (en) | 2014-03-31 | 2014-03-31 | Vehicle energy absorption box |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104290697A (en) * | 2014-10-27 | 2015-01-21 | 重庆市永宏陈记实业有限公司 | Automobile bumper device |
| CN104386010A (en) * | 2014-10-27 | 2015-03-04 | 重庆市永宏陈记实业有限公司 | Composite shock absorption type vehicle bumper device |
| CN105845856A (en) * | 2015-01-14 | 2016-08-10 | 财团法人金属工业研究发展中心 | Buffer anti-collision device and manufacturing method of energy absorption plate thereof |
| CN106740621A (en) * | 2017-02-06 | 2017-05-31 | 福建省汽车工业集团云度新能源汽车股份有限公司 | A kind of automobile energy-absorbing device |
| CN107972618A (en) * | 2017-12-11 | 2018-05-01 | 南京理工大学 | A kind of automobile collision energy absorber for being classified crumple |
| CN109342002A (en) * | 2018-11-26 | 2019-02-15 | 王彦淞 | The application apparatus and test method of experimental performance are whipped for promoting front-row seats |
| CN112982246A (en) * | 2021-03-16 | 2021-06-18 | 长沙理工大学 | Crash pad energy-absorbing box |
| CN113386696A (en) * | 2021-07-12 | 2021-09-14 | 江苏经贸职业技术学院 | Collision buffer protection device suitable for vehicle afterbody |
| CN115303219A (en) * | 2022-09-29 | 2022-11-08 | 四川护邑科技有限公司 | Automobile anti-collision assembly |
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| KR101034790B1 (en) * | 2009-11-26 | 2011-05-17 | 주식회사 성우하이텍 | Car Crash Box |
| CN102343878A (en) * | 2010-07-28 | 2012-02-08 | 爱信精机株式会社 | Impact absorbing device for vehicle and bumper device for vehicle |
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