CN204821427U - Energy -absorbing box and car - Google Patents
Energy -absorbing box and car Download PDFInfo
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- CN204821427U CN204821427U CN201520529310.2U CN201520529310U CN204821427U CN 204821427 U CN204821427 U CN 204821427U CN 201520529310 U CN201520529310 U CN 201520529310U CN 204821427 U CN204821427 U CN 204821427U
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Abstract
The utility model provides an energy -absorbing box and car, this energy -absorbing box includes energy -absorbing box body, energy -absorbing box body is both ends open -ended frame structure, energy -absorbing box body includes at least three side, energy -absorbing box body side is equipped with indent conquassation guiding groove and evagination conquassation guiding groove, indent conquassation guiding groove length direction and evagination conquassation guiding groove length direction all extend along perpendicular to energy -absorbing box body length direction, indent conquassation guiding groove and evagination conquassation guiding groove use energy -absorbing box body axis to enclose into a plurality of circles as the center on energy -absorbing box body surface, every ring all includes at least one indent conquassation guiding groove and at least one evagination conquassation guiding groove, indent conquassation guiding groove and evagination conquassation guiding groove are located the adjacent side of energy -absorbing box body respectively. The utility model provides an energy -absorbing box and car guarantees the abundant conquassation in the collision of energy -absorbing box, avoids the longeron to warp in advance, reduces conquassation in -process self torsion again, is favorable to the impact to improve energy -absorbing box energy -absorbing effect along the axis transmission.
Description
Technical field
The utility model embodiment relates to Manufacturing Technology for Automotive Parts, particularly relates to a kind of energy-absorption box and automobile.
Background technology
Energy-absorption box is that automobile fully absorbs impact kinetic energy with its compressive deformation when being subject to clashing into, and reduces crash acceleration, reduces maximum impact to relax the parts of impact, can reduce and injure the collision of pedestrian.Energy-absorption box one end is bolted on chassis runner, the other end is connected with collision prevention girders girder, often kind of energy-absorption box all has self impact License Value, when impact is less than or equal to License Value, energy-absorption box can absorb whole Impact energies by the crumple of self, except energy-absorption box, other parts all can not damage, especially, Impact energy can be avoided to be delivered to chassis runner, and chassis runner can not be out of shape, thus after this low speed collision, chassis runner is not out of shape, and does not need repairing, and has greatly saved cost; When impact is greater than License Value, energy-absorption box can absorbing impact energy to the full extent, reduces the energy being delivered to chassis runner and other parts; It can thus be appreciated that the energy of the more apneusis receipts of length of energy-absorption box is also more, but due to the restriction of body shape, that can not do is long, and therefore, the energy-absorbing effect how improving energy-absorption box in unit length is the emphasis of the energy absorption ability improving energy-absorption box.
In the prior art, energy-absorption box can design the deformation direction that conquassation guiding groove removes to guide energy-absorption box, make energy-absorption box towards the Direction distortion of predetermined design, the energy-absorption box being usually designed with conquassation guiding groove has two kinds: the first, energy-absorption box arranges the conquassation guiding groove of whole concave; The second, energy-absorption box arranges the conquassation guiding groove of whole raised type.
For the energy-absorption box of the first structure, because the rapid aggregation of material can be piled up at the intersection generating material of adjacent surface indent conquassation guiding groove in Collapse of Concrete, cause this place's intensity to increase fast, form local hard spot; Simultaneously due to the accumulation of material, to also result in local volume excessive, change the distribution of material of energy-absorption box, adverse effect can be caused to the material flowing in further Collapse of Concrete, finally affect the distortion (can not fully conquassation) of energy-absorption box, the energy-absorbing effect of reduction energy-absorption box; The energy-absorption box of abundant conquassation can not can cause the distortion of conquassation in advance of rear end longeron, greatly reduce the safety of car load.And for the energy-absorption box of the second structure, conquassation guiding groove portion of material due to raised type in Collapse of Concrete can further outwardly, the intersection of raised type conquassation guiding groove is caused to occur to pull flowing towards the material in two directions, thus cause the excessive material of intersection to reduce, reduce the intensity of this position; What the intersection (i.e. corner) due to energy-absorption box face and face was born in whole energy-absorption box is skeletal support effect, once the too low meeting of strength of material herein causes the support strength of whole energy-absorption box skeleton to reduce in Collapse of Concrete, when the torsional deflection of energy-absorption box self in Collapse of Concrete crossed that I haven't seen you for ages and cause further by somewhere material, be unfavorable for the centrally axis transmission of impact force, can cause further rear end chassis runner deflection instead of along axis conquassation, reduce energy-absorbing effect, reduce vehicle security; No matter adopt in said structure which kind of, the energy-absorbing effect of energy-absorption box is all bad, is unfavorable for vehicle security.
Utility model content
The utility model provides a kind of energy-absorption box and automobile, for above-mentioned defect of the prior art, the utility model guides energy-absorption box to compress towards predetermined direction by the form of the combination conquassation guiding groove adopting indent conquassation guiding groove and the cooperation of evagination conquassation guiding groove, realize ensureing energy-absorption box abundant conquassation when colliding, and reduce the possibility of energy-absorption box torsional deflection in Collapse of Concrete.
The utility model provides a kind of energy-absorption box, comprise energy-absorption box body, described energy-absorption box body is the frame structure of both ends open, and described energy-absorption box body comprises at least three sides, the side of described energy-absorption box body is provided with indent conquassation guiding groove and evagination conquassation guiding groove, the length direction of described indent conquassation guiding groove and the length direction of described evagination conquassation guiding groove all extend along the length direction perpendicular to described energy-absorption box body, and described indent conquassation guiding groove and described evagination conquassation guiding groove surround some circles on the surface of described energy-absorption box body centered by described energy-absorption box body axis, often circle includes at least one indent conquassation guiding groove and at least one evagination conquassation guiding groove, and described indent conquassation guiding groove and evagination conquassation guiding groove lay respectively at the adjacent side of described energy-absorption box body.
Further, the cross-sectional area of described energy-absorption box body increases from the one end for being connected with collision prevention girders girder gradually to the one end for being connected with collision prevention girders adapter plate.
Further, described energy-absorption box body is trapezoid body structure, described indent conquassation guiding groove and described evagination conquassation guiding groove are positioned at the not ipsilateral of described energy-absorption box body, multiple described indent conquassation guiding groove is symmetricly set in two opposite faces in described energy-absorption box body, and multiple described evagination conquassation guiding groove is symmetricly set in two other opposite face in described energy-absorption box body.
Further, described energy-absorption box body comprises the first lamellar body and the second lamellar body, described first lamellar body and described second lamellar body include the side plate that intermediate plate and two is oppositely arranged, described intermediate plate is connected to described in two between side plate, and the side plate of described first lamellar body is together with the plate-side plate welding of the second lamellar body.
Further, the side plate of described first lamellar body and the plate portion of described second lamellar body or completely overlapping and weld at overlapping and form weld seam.
Further, the side plate of described first lamellar body is overlapping with the plate portion of described second lamellar body, the side plate of described second lamellar body comprises stitching section and connecting portion, the outside face of described stitching section flushes with the side plate outside face of described first lamellar body, and described connecting portion bends inwards from the end of stitching section and fits with the side wall inner surfaces of described first lamellar body.
Further, described evagination conquassation guiding groove is positioned on the side plate of described first lamellar body and described second lamellar body.
Further, the one end for being connected with collision prevention girders girder on described energy-absorption box body is provided with flange, and described flange is used for together with collision prevention girders Main Girder Welding.
The utility model also provides a kind of automobile, comprises vehicle body, and described vehicle body is provided with energy-absorption box as above.
The energy-absorption box that the utility model provides and automobile, due to by horizontally set indent conquassation guiding groove on the surface of energy-absorption box and evagination conquassation guiding groove, and centered by energy-absorption box body axis, surround some circles on the surface of energy-absorption box body by indent conquassation guiding groove and evagination conquassation guiding groove, often circle includes at least one indent conquassation guiding groove and at least one evagination conquassation guiding groove, ensure that energy-absorption box is when compressing along conquassation guiding groove, the compression of each circle all has the trend of indent and evagination, make self the intensity of energy-absorption box in Collapse of Concrete and the reasonable distribution flowing of material, indent conquassation guiding groove material when conquassation near each adjacent surface intersection of energy-absorption box body can flow to intersection (adjacent surface corner), increase the quantity of material at this place, thus the frame strength of self can be ensured when conquassation, and intersection (adjacent surface corner) can be deviated from outwardly near evagination conquassation guiding groove material when conquassation of each adjacent surface intersection of energy-absorption box body, thus prevent intersection material from too much piling up generation local hard spot and making crumple insufficient, therefore, the energy-absorption box that the utility model provides can be avoided in Collapse of Concrete, producing local hard spot and causing conquassation insufficient, and outwards pull flowing because of material and cause local strength lower and cause framework deformation, the problem that impact force offset axis is transmitted, the technical program can improve the energy-absorbing effect of energy-absorption box, improve vehicle security.
Accompanying drawing explanation
The structural representation of the energy-absorption box that Fig. 1 provides for the utility model one embodiment;
The installing condition schematic diagram of the energy-absorption box that Fig. 2 provides for the utility model one embodiment.
Reference numeral:
1-energy-absorption box body; 2-indent conquassation guiding groove; 3-evagination conquassation guiding groove;
4-collision prevention girders girder; 5-collision prevention girders adapter plate; 6-flange;
11-first lamellar body; 12-second lamellar body; 121-stitching section;
122-connecting portion.
Detailed description of the invention
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment one
The structural representation of the energy-absorption box that Fig. 1 provides for the utility model one embodiment; The installing condition schematic diagram of the energy-absorption box that Fig. 2 provides for the utility model one embodiment.Please refer to accompanying drawing 1 and accompanying drawing 2, the present embodiment provides a kind of energy-absorption box, comprise energy-absorption box body 1, energy-absorption box body 1 is the frame structure of both ends open, and energy-absorption box body 1 comprises at least three sides, the side of energy-absorption box body 1 is provided with indent conquassation guiding groove 2 and evagination conquassation guiding groove 3, the length direction of indent conquassation guiding groove 2 and the length direction of evagination conquassation guiding groove 3 all extend along the length direction perpendicular to energy-absorption box body 1, and indent conquassation guiding groove 2 and evagination conquassation guiding groove 3 surround some circles on the surface of energy-absorption box body 1 centered by energy-absorption box body 1 axis, often circle includes at least one indent conquassation guiding groove 2 and at least one evagination conquassation guiding groove 3, and indent conquassation guiding groove 2 and evagination conquassation guiding groove 3 lay respectively at the adjacent side of energy-absorption box body 1.
One of them open end of energy-absorption box body 1 is used for welding with collision prevention girders girder 4, another open end of energy-absorption box body 1 can with collision prevention girders adapter plate 5 weld together, concrete, flange 6 can be set in one end for being connected with collision prevention girders girder 4 on energy-absorption box body 1, utilize flange 6 and collision prevention girders girder 4 weld together, because the width of collision prevention girders girder 4 is less, therefore the area design of flange 6 is less, the form of spot welding can be adopted to be welded on collision prevention girders girder 4 by flange 6, and collision prevention girders adapter plate 5 can be linked together by bolt and chassis runner, so that after the distortion of certain impact energy absorption box, can by whole collision prevention girders girder 4, energy-absorption box body 1 and collision prevention girders adapter plate 5 disassemble from chassis runner and change, convenient for maintaining, and it is cost-saving.
Energy-absorption box body 1 can be sheet metal component, and passes through punch forming.Be limited to the styling design of vehicle body, the total length of whole energy-absorption box body 1 can be 115mm ~ 120mm, and preferably, the degree of depth of indent conquassation guiding groove 2 and evagination conquassation guiding groove 3 is 3mm ~ 5mm, and length is 36mm ~ 40mm, and width is 3mm ~ 6mm.
It should be noted that, indent conquassation guiding groove 2 and evagination conquassation guiding groove 3 surround some circles on the surface of energy-absorption box body 1 centered by energy-absorption box body 1 axis, this place refers to surround some circles, do not refer in particular to indent conquassation guiding groove 2 be connected with evagination conquassation guiding groove 3 and form closed loop configuration, and refer to that indent conquassation guiding groove 2 and evagination conquassation guiding groove 3 can surround round in the cross-sectional direction of energy-absorption box body 1, but indent conquassation guiding groove 2 and evagination conquassation guiding groove 3 might not be interconnected, preferred, in the present embodiment, indent conquassation guiding groove 2 and evagination conquassation guiding groove 3 do not link together.
The energy-absorption box that the present embodiment provides, at the frame structure of whole energy-absorption box body 1 in both ends open, so that the compression of energy-absorption box body 1, at the combination conquassation guiding groove that surperficial horizontally set indent conquassation guiding groove 2 and the evagination conquassation guiding groove 3 of energy-absorption box body 1 match, and indent conquassation guiding groove 2 and evagination conquassation guiding groove 3 surround some circles centered by energy-absorption box body 1 axis on the surface of energy-absorption box body 1, often circle includes at least one indent conquassation guiding groove 2 and at least one evagination conquassation guiding groove 3, when energy-absorption box is compressed clashing into, on same circle, the side plate at indent conquassation guiding groove 2 place caves inward, the side plate at evagination conquassation guiding groove 3 place is outwardly, because only portion of material caves inward, cause material can not at the intersection of adjacent surface (corner) excess accumulation, there will not be local hard spot, the abundant conquassation of energy-absorption box can be conducive to, simultaneously, due to the only outwardly conquassation of part, material can not be caused too much outwards to pull flowing and cause the intensity at energy-absorption box corner skeleton place to reduce, thus also reduce the possibility of the torsional deflection of energy-absorption box in Collapse of Concrete, avoid the distortion in advance of rear end chassis runner, namely, ensure that self the intensity of energy-absorption box in Collapse of Concrete and the Rational flow of material simultaneously, indent conquassation guiding groove 2 material when conquassation near each adjacent surface intersection of energy-absorption box body 1 can flow to intersection (adjacent surface corner), increase the quantity of material at this place, thus the frame strength of self can be ensured when conquassation, and intersection (adjacent surface corner) can be deviated from outwardly near evagination conquassation guiding groove material when conquassation of each adjacent surface intersection of energy-absorption box body, thus prevent intersection material from too much piling up generation local hard spot and making crumple insufficient, namely, the energy-absorption box that the present embodiment provides can avoid local hard spot because self structure causes and framework deformation, in a word, the energy-absorbing effect of the energy-absorption box of the compound type conquassation groove that indent conquassation guiding groove 2 matches with evagination conquassation guiding groove 3 is better, is conducive to the crash survivability promoting car load.
In the above-described embodiments, the cross-sectional area of energy-absorption box body 1 can increase from the one end for being connected with collision prevention girders girder 4 gradually to the one end for being connected with collision prevention girders adapter plate 5.Because when designing, the width size dimension of collision prevention girders girder 4 is fixed, thus the cross-sectional area for the one end be connected with collision prevention girders girder 4 on energy-absorption box body 1 is also roughly fixing, but, what one of ordinary skill in the art will appreciate that is, when object is subject to forward extrusion, the cross-sectional area of this object is larger, then the anti-bending strength of object is better, namely object is more conducive to along initial stressed Direction distortion, therefore, in order to make energy-absorption box body 1 compressive deformation vertically on axially loaded direction, do not produce the phenomenon of deforming displacement as far as possible, the cross-sectional area of energy-absorption box body 1 is increased from the one end being used for being connected with collision prevention girders girder 4 gradually to the one end being used for being connected with collision prevention girders adapter plate 5, then can be conducive to impact force further to transmit step by step at energy-absorption box body 1, to ensure the central axial direction transmission of impact force along energy-absorption box body 1, in the compressive deformation process of energy-absorption box body 1, reduce the phenomenon of torsional deflection or compression deviation, to improve energy-absorbing effect.
At this, it should be noted that, along with the increase gradually of the cross-sectional area of energy-absorption box body 1, the length dimension of each conquassation guiding groove also can increase thereupon.
Preferably, energy-absorption box body 1 can be trapezoid body structure, indent conquassation guiding groove 2 and evagination conquassation guiding groove 3 are positioned at the not ipsilateral of energy-absorption box body 1, multiple indent conquassation guiding groove 2 is symmetricly set in two opposite faces in energy-absorption box body 1, and multiple evagination conquassation guiding groove 3 is symmetricly set in two other opposite face in energy-absorption box body 1.Energy-absorption box body 1 forms trapezoidal front/rear end structure, both the size of the chassis runner of rear end different size size can have been adapted to, also help the stability that energy-absorption box ensures self structure in conquassation, promote the support strength of self, energy-absorption box in conquassation is avoided skew to occur or tilts, be conducive to impact force along axis transmission, avoid rear end longeron to deflect or bending distortion, promote the energy-absorbing effect of car load.
Certainly, energy-absorption box body 1 also can be the structure of other shapes, such as, can be polyhedral structure, or columnar structure, but for columnar energy-absorption box body 1, the technique that columnar energy-absorption box body 1 is offered conquassation guiding groove is comparatively complicated, shaping comparatively difficulty; The energy-absorption box body 1 of the trapezoid body structure that the present embodiment adopts, and indent conquassation guiding groove 2 and evagination conquassation guiding groove 3 are symmetrical arranged respectively the not ipsilateral of energy-absorption box body 1, can ensure that energy-absorption box integral structure is symmetrical, skew is not produced in deformation process, forming process is also comparatively simple simultaneously, and economy is also better.
Energy-absorption box body 1 specifically can comprise the first lamellar body 11 and the second lamellar body 12, first lamellar body 11 and the second lamellar body 12 include the side plate that intermediate plate and two is oppositely arranged, intermediate plate is connected between biside plate, and the side plate of the first lamellar body 11 is together with the plate-side plate welding of the second lamellar body 12.Concrete, side plate and the plate-side plate welding of the second lamellar body 12 of the first lamellar body 11 refer to that two side plates of the first lamellar body 11 are corresponding with two side plates of the second lamellar body 12 respectively together and weld.Because energy-absorption box body 1 is mostly sheet metal component, both light weight was met, the requirement of strength of energy-absorption box body 1 can be met again, and adopt this comparatively simple mode of punching press shaping, therefore, the first lamellar body 11 and the second lamellar body 12 can be stamped out respectively, and then the first lamellar body 11 and the second lamellar body 12 welded form whole energy-absorption box body 1, according to the mode directly stamping out overall energy-absorption box body 1, then punch forming is got up very difficult, therefore, this energy-absorption box body 1 adopts split type structure design, the technology difficulty manufacturing energy-absorption box body 1 can be reduced thus, be conducive to shaping.
Certainly, energy-absorption box body 1 also can select aluminium to make, and adopts extrusion molding more, and directly form all-in-one-piece energy-absorption box body 1, whole no-welding-seam in appearance, collision performance is relatively stable, but its manufacturing cost is relatively high.
Further, the side plate of the first lamellar body 11 and the plate portion of the second lamellar body 12 or completely overlapping and weld at overlapping and form weld seam.Weld after first lamellar body 11 is overlapping with the second lamellar body 12, be conducive to increasing bonding area, improve the fastness after welding, preferably, the first lamellar body 11 and the second lamellar body 12 adopt and stitch the form of welding and weld.
When the side plate of concrete first lamellar body 11 is overlapping with the side plate of the second lamellar body 12, can be that the outside face of the inside face of the side plate of first body 11 and the side plate of the second lamellar body 12 is fitted, or, the outside face of the side plate of the first lamellar body 11 and the inside face of the second lamellar body 12 are fitted, can also be even that the outside face of the inside face of one of them side plate of the first lamellar body 11 and one of them side plate of the second lamellar body 12 is fitted, the inside face of the outside face of the first lamellar body 11 another one side plate and the another one side plate of the second lamellar body 12 is fitted, and namely interlocking fits together; The mode of specific implementation has multiple, and at this, the utility model does not do concrete restriction, as long as it is overlapping with the side plate of the second lamellar body 12 to realize the first lamellar body 11, the first lamellar body 11 and the second lamellar body 12 form the structure mutually fastened.
Based on above-described embodiment, preferred, the side plate of the first lamellar body 11 is overlapping with the plate portion of the second lamellar body 12, the side plate of the second lamellar body 12 comprises stitching section 121 and connecting portion 122, the outside face of stitching section 121 flushes with the side plate outside face of the first lamellar body 11, and connecting portion 122 bends inwards from the end of stitching section 121 and fits with the side wall inner surfaces of the first lamellar body 11.The side plate of the second lamellar body 12 is bent to form the connecting portion 122 that weld overlapping with the first lamellar body 11, and the width dimensions of the size of connecting portion 122 can be identical with the width dimensions of the first lamellar body 11, each cross-sectional plane on the longitudinal direction of whole energy-absorption box body 1 all forms complete quadrangle, to ensure apparent planarization.
What one of ordinary skill in the art will appreciate that is, the side plate of the first lamellar body 11 and the side plate of the second lamellar body 12 also can completely overlapping after weld together, and now because the side plate of the first lamellar body 11 can cover the side plate of the second lamellar body 12 completely, therefore, then do not need the side plate of the second lamellar body 12 to carry out bending to ensure apparent planarization.
Preferably, evagination conquassation guiding groove 3 is positioned on the side plate of the first lamellar body 11 and the second lamellar body 12.First lamellar body 11 is arranged a part of evagination conquassation guiding groove 3, second lamellar body 12 is arranged another part evagination conquassation guiding groove 3, two-part evagination conquassation guiding groove 3 the first lamellar body 11 is overlapping with the second lamellar body 12 weld after, form a complete evagination conquassation guiding groove 3.Because the first lamellar body 11 and the second lamellar body 12 are for needing weld together after splicing, and in the process of punch forming first lamellar body 11 and the second lamellar body 12 general first by conquassation guiding groove also punching press out, weld after the side plate of the first lamellar body 11 and the side plate overlap of the second lamellar body 12, then need also to weld the conquassation guiding groove of overlapping, if and conquassation guiding groove herein makes the form of indent, and due to the size of conquassation guiding groove less, and welding rod has certain diameter, then be unfavorable for that welding rod welds at indent conquassation guiding groove 2 place, particularly be unfavorable for welding in the corner of indent conquassation guiding groove 2, therefore, the present embodiment adopts evagination conquassation guiding groove 3 by the side plate of the side plate of the first lamellar body 11 and the second lamellar body 12, then can be reduced in the difficulty of conquassation guiding groove place welding, operability is stronger.
Embodiment two
The present embodiment provides a kind of automobile, comprises vehicle body, vehicle body is provided with as above-described embodiment the energy-absorption box that provides.
Last it is noted that above 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 previous embodiment, 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 portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (9)
1. an energy-absorption box, it is characterized in that, comprise energy-absorption box body, described energy-absorption box body is the frame structure of both ends open, and described energy-absorption box body comprises at least three sides, the side of described energy-absorption box body is provided with indent conquassation guiding groove and evagination conquassation guiding groove, the length direction of described indent conquassation guiding groove and the length direction of described evagination conquassation guiding groove all extend along the length direction perpendicular to described energy-absorption box body, and described indent conquassation guiding groove and described evagination conquassation guiding groove surround some circles on the surface of described energy-absorption box body centered by described energy-absorption box body axis, often circle includes at least one indent conquassation guiding groove and at least one evagination conquassation guiding groove, and described indent conquassation guiding groove and evagination conquassation guiding groove lay respectively at the adjacent side of described energy-absorption box body.
2. energy-absorption box according to claim 1, is characterized in that, the cross-sectional area of described energy-absorption box body increases from the one end for being connected with collision prevention girders girder gradually to the one end for being connected with collision prevention girders adapter plate.
3. energy-absorption box according to claim 1, it is characterized in that, described energy-absorption box body is trapezoid body structure, described indent conquassation guiding groove and described evagination conquassation guiding groove are positioned at the not ipsilateral of described energy-absorption box body, multiple described indent conquassation guiding groove is symmetricly set in two opposite faces in described energy-absorption box body, and multiple described evagination conquassation guiding groove is symmetricly set in two other opposite face in described energy-absorption box body.
4. energy-absorption box according to claim 3, it is characterized in that, described energy-absorption box body comprises the first lamellar body and the second lamellar body, described first lamellar body and described second lamellar body include the side plate that intermediate plate and two is oppositely arranged, described intermediate plate is connected to described in two between side plate, and the side plate of described first lamellar body is together with the plate-side plate welding of the second lamellar body.
5. energy-absorption box according to claim 4, is characterized in that, the side plate of described first lamellar body and the plate portion of described second lamellar body or completely overlapping and weld at overlapping and form weld seam.
6. energy-absorption box according to claim 5, it is characterized in that, the side plate of described first lamellar body is overlapping with the plate portion of described second lamellar body, the side plate of described second lamellar body comprises stitching section and connecting portion, the outside face of described stitching section flushes with the side plate outside face of described first lamellar body, and described connecting portion bends inwards from the end of stitching section and fits with the side wall inner surfaces of described first lamellar body.
7. the energy-absorption box according to claim 4 ~ 6 any one, is characterized in that, described evagination conquassation guiding groove is positioned on the side plate of described first lamellar body and described second lamellar body.
8. energy-absorption box according to claim 1, is characterized in that, the one end for being connected with collision prevention girders girder on described energy-absorption box body is provided with flange, and described flange is used for together with collision prevention girders Main Girder Welding.
9. an automobile, comprises vehicle body, it is characterized in that, described vehicle body is provided with the energy-absorption box as described in claim 1 ~ 8 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520529310.2U CN204821427U (en) | 2015-07-20 | 2015-07-20 | Energy -absorbing box and car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520529310.2U CN204821427U (en) | 2015-07-20 | 2015-07-20 | Energy -absorbing box and car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204821427U true CN204821427U (en) | 2015-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520529310.2U Expired - Fee Related CN204821427U (en) | 2015-07-20 | 2015-07-20 | Energy -absorbing box and car |
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| Country | Link |
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| CN (1) | CN204821427U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106114547A (en) * | 2016-06-28 | 2016-11-16 | 中车唐山机车车辆有限公司 | Energy absorption device and rail vehicle |
| CN107672548A (en) * | 2017-10-27 | 2018-02-09 | 河北工业大学 | A kind of bumper and automobile |
| CN108909839A (en) * | 2018-06-06 | 2018-11-30 | 奇瑞汽车股份有限公司 | A kind of integrated car energy-absorption box |
| CN110877589A (en) * | 2019-11-07 | 2020-03-13 | 爱达克车辆设计（上海）有限公司 | Energy-absorbing box mounting structure and car |
| CN111319577A (en) * | 2020-04-20 | 2020-06-23 | 一汽奔腾轿车有限公司 | Energy absorption box with hydraulic forming structure |
| CN111634250A (en) * | 2020-06-05 | 2020-09-08 | 成都先进金属材料产业技术研究院有限公司 | Vehicle protective guard |
-
2015
- 2015-07-20 CN CN201520529310.2U patent/CN204821427U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106114547A (en) * | 2016-06-28 | 2016-11-16 | 中车唐山机车车辆有限公司 | Energy absorption device and rail vehicle |
| CN107672548A (en) * | 2017-10-27 | 2018-02-09 | 河北工业大学 | A kind of bumper and automobile |
| CN108909839A (en) * | 2018-06-06 | 2018-11-30 | 奇瑞汽车股份有限公司 | A kind of integrated car energy-absorption box |
| CN110877589A (en) * | 2019-11-07 | 2020-03-13 | 爱达克车辆设计（上海）有限公司 | Energy-absorbing box mounting structure and car |
| CN111319577A (en) * | 2020-04-20 | 2020-06-23 | 一汽奔腾轿车有限公司 | Energy absorption box with hydraulic forming structure |
| CN111319577B (en) * | 2020-04-20 | 2024-03-19 | 一汽奔腾轿车有限公司 | Energy-absorbing box with hydroforming structure |
| CN111634250A (en) * | 2020-06-05 | 2020-09-08 | 成都先进金属材料产业技术研究院有限公司 | Vehicle protective guard |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |