CN205632665U - Crashproof crossbeam before car of little truss structure - Google Patents
Crashproof crossbeam before car of little truss structure Download PDFInfo
- Publication number
- CN205632665U CN205632665U CN201620495753.9U CN201620495753U CN205632665U CN 205632665 U CN205632665 U CN 205632665U CN 201620495753 U CN201620495753 U CN 201620495753U CN 205632665 U CN205632665 U CN 205632665U
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- inner panel
- outside plate
- plate
- truss structure
- cavity
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Abstract
The utility model discloses a crashproof crossbeam before car of little truss structure, including planking and inner panel, the both sides of planking have the flanging to inner panel orientation bending type one -tenth, and the both sides of inner panel have the in -flanges to planking orientation bending type one -tenth, form a cavity between planking and the inner panel, be equipped with the vertical setting of types stand along its width direction and organize in the cavity, the post that whenever stands in a line group includes along a plurality of stands of cavity length direction distribution, the stand is close to the one end fixed connection of planking through oblique pull rod and adjacent stand near the one end of inner panel. The utility model provides a can bear bigger bending and compressive load, stability is better, and the security performance is higher.
Description
Technical field
This utility model relates to automobile collision preventing crossbeam technical field, particularly relates to the automobile front anti-collision beam of a kind of micro-truss structure.
Background technology
Automobile front anti-collision beam is an important component part of body of a motor car, when automobile and other vehicles or barrier generation low speed collision (typically smaller than 10km/h), can protect the parts such as beater or beat-up, radiator, hood and light fixture.Common automobile front anti-collision beam system is made up of the part such as crossbeam, energy-absorption box support, and its middle cross beam and energy-absorption box support are as buffering energy-absorbing element, and the quality of its energy-absorbing effect is by passive for the collision directly affecting automobile performance.And current anti-collision beam, the plate body with certain radian being predominantly stamped and formed out, its energy-absorbing effect is poor；Also the anti-collision beam having is combined by inner panel and outside plate and is formed, and forms cavity, although energy-absorbing effect increased between inner and outer plates, but in collision process, mainly carry out Dissipative Collisions energy by axial conquassation plastic deformation so that anti-collision beam load is poor, and stability is the lowest.
Particularly with concentrfated load, as offset collision, post touch, the various forms of collision such as little offset collision, due to the forms of collision of these types, collide relative to front overall with, the part that car body participates in deformation is few, thus causes anti-collision beam to be very easy to deformation, damage etc..
Utility model content
For deficiencies of the prior art, it is poor that the purpose of this utility model is how to solve existing front anti-collision beam load, the problem of poor stability, the automobile front anti-collision beam of a kind of micro-truss structure is provided, bigger bending and compressive load can be born, stability is more preferable, and security performance is higher.
In order to solve above-mentioned technical problem, the technical solution adopted in the utility model is such that the automobile front anti-collision beam of a kind of micro-truss structure, including outside plate and inner panel, described outside plate and inner panel are the most curved, and outside plate is consistent with the crooked radian of inner panel, it is characterized in that: the both sides of described outside plate have the flanging being bent to form to inner panel direction, the both sides of inner panel have the in-flanges being bent to form to outside plate direction, wherein, together with the flanging of outside plate is welded and fixed with the in-flanges of inner panel, make between outside plate and inner panel, to form a cavity；
Being provided with vertical setting of types column group along its width in cavity, often row's column group includes the some columns along cavity length directional spreding；Described uprights vertical is in inner panel and outside plate, together with its two ends are welded and fixed with outside plate respectively at inner panel；Wherein, column connects by brace and adjacent column are fixing near one end of outside plate near one end of inner panel.
Further, the two ends of described inner panel stretch out connecting plate in formation, and the inward at both ends plate direction of outside plate stretches out after tilting to extend formation outside link plate again, together with described outside link plate is welded and fixed with interior connecting plate.
Further, described column and brace are made by firm bar.
Compared with prior art, this utility model has the advantage that simple in construction, outside plate and inner panel surround a cavity, is provided with some columns and brace in cavity, forms micro-truss structure；Micro-truss structure is a kind of biomimetic features containing static determinacy static indeterminacy porous ordered micro structure designed by model molecule dot matrix configuration；This version is similar to existing space net rack, is simply much smaller dimensionally；Disclosure satisfy that the Superlight design of component and multi-functional requirement.
Use micro-truss structure, it is possible to increase the rigidity of front longitudinal and intensity, there is the advantages such as load good, light weight, flexible arrangement；Under vertical impact load effect, the pressure longitudinal along car body can be transformed into the pressure of cross-tie by micro-truss structure, to maintain the stability of laterally entirety, and realize transverse load transmission, thus during allowing parts as much as possible participate in collision energy-absorbing；There is localized bumps when, such as the collision of the asymmetry load such as offset collision, little offset collision, post hit, the structure closed on also is involved to come in, so that front anti-collision beam can bear bigger bending and compressive load, stability is more preferable, and security performance is higher.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is decomposition texture schematic diagram of the present utility model.
Fig. 3 is the schematic diagram of micro-truss structure.
In figure: 1 outside plate, 2 inner panels, 3 columns, 4 braces, 5 outside link plates, connecting plate in 6.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Embodiment: seeing Fig. 1, Fig. 2 and Fig. 3, the automobile front anti-collision beam of a kind of micro-truss structure, including outside plate 1 and inner panel 2, described outside plate 1 and inner panel 2 are the most curved, and outside plate 1 is consistent with the crooked radian of inner panel 2.The both sides of described outside plate 1 have the flanging being bent to form to inner panel 2 direction, the both sides of inner panel 2 have the in-flanges being bent to form to outside plate 1 direction, wherein, together with the flanging of outside plate 1 is welded and fixed with the in-flanges of inner panel 2, make to be formed between outside plate 1 and inner panel 2 cavity；When being embodied as, described flanging is connected by carbon-dioxide arc welding with in-flanges, so that welding stability is more preferable, can be effectively improved rigidity and the intensity of front anti-collision beam.The two ends of described inner panel 2 stretch out connecting plate 6 in formation, and inward at both ends plate 2 direction of outside plate 1 stretches out after tilting to extend formation outside link plate 5 again, together with described outside link plate 5 is welded and fixed with interior connecting plate 6；When installing and use, the part being connected with interior connecting plate 6 by outside link plate 5 is connected with automobile front longitudinal beam, or after being connected with energy-absorption box, is being connected with automobile front longitudinal beam.
Being provided with 3 groups of vertical setting of types column along its width in cavity, often 3 groups of column of row includes the some columns 3 along cavity length directional spreding；Described column 3 is perpendicular to inner panel 2 and outside plate 1, together with its two ends are welded and fixed with outside plate 1 respectively at inner panel 2；Wherein, column 3 connects by brace 4 and adjacent column 3 are fixing near one end of outside plate 1 near one end of inner panel 2.When being embodied as, described column 3 and brace 4 are made by firm bar, it is possible to effectively strengthen rigidity and the intensity of anti-collision beam.It is connected to form truss structure by column 3 and brace 4, its version is similar to existing space net rack, but it is much smaller dimensionally, thus forming micro-truss structure, micro-truss structure is a kind of biomimetic features containing static determinacy static indeterminacy porous ordered micro structure designed by model molecule dot matrix configuration.
Micro-truss structure is set in cavity, it is possible to improves rigidity and the intensity of front longitudinal further, and has the advantages such as load good, light weight, flexible arrangement.Under vertical impact load effect, the pressure longitudinal along car body can be transformed into the pressure of cross-tie by micro-truss structure, to maintain the stability of laterally entirety, and realize transverse load transmission, thus during allowing parts as much as possible participate in collision energy-absorbing.There is localized bumps when, such as the collision of the asymmetry load such as offset collision, little offset collision, post hit, the structure closed on also is involved to come in, so that front anti-collision beam can bear bigger bending and compressive load, stability is more preferable, and security performance is higher.
Finally it should be noted that, above example is only in order to illustrate the technical solution of the utility model rather than restriction technologies scheme, it will be understood by those within the art that, the technical solution of the utility model is modified or equivalent by those, without deviating from objective and the scope of the technical program, all should contain in the middle of right of the present utility model.
Claims (3)
1. the automobile front anti-collision beam of a micro-truss structure, including outside plate and inner panel, described outside plate and inner panel are the most curved, and outside plate is consistent with the crooked radian of inner panel, it is characterized in that: the both sides of described outside plate have the flanging being bent to form to inner panel direction, the both sides of inner panel have the in-flanges being bent to form to outside plate direction, wherein, together with the flanging of outside plate is welded and fixed with the in-flanges of inner panel, make between outside plate and inner panel, to form a cavity；
Being provided with vertical setting of types column group along its width in cavity, often row's column group includes the some columns along cavity length directional spreding；Described uprights vertical is in inner panel and outside plate, together with its two ends are welded and fixed with outside plate respectively at inner panel；Wherein, column connects by brace and adjacent column are fixing near one end of outside plate near one end of inner panel.
The automobile front anti-collision beam of a kind of micro-truss structure the most according to claim 1, it is characterized in that: the two ends of described inner panel stretch out and form interior connecting plate, the inward at both ends plate direction of outside plate stretches out after tilting to extend formation outside link plate again, together with described outside link plate is welded and fixed with interior connecting plate.
The automobile front anti-collision beam of a kind of micro-truss structure the most according to claim 1, it is characterised in that: described column and brace are made by firm bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620495753.9U CN205632665U (en) | 2016-05-28 | 2016-05-28 | Crashproof crossbeam before car of little truss structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620495753.9U CN205632665U (en) | 2016-05-28 | 2016-05-28 | Crashproof crossbeam before car of little truss structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205632665U true CN205632665U (en) | 2016-10-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620495753.9U Expired - Fee Related CN205632665U (en) | 2016-05-28 | 2016-05-28 | Crashproof crossbeam before car of little truss structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205632665U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107600012A (en) * | 2017-09-20 | 2018-01-19 | 江苏大学 | A kind of automotive front end endergonic structure based on customizing functions |
| CN109278991A (en) * | 2017-07-19 | 2019-01-29 | 中国空空导弹研究院 | Collision prevention girders and the undercarriage and aircraft for using the collision prevention girders |
| CN109591739A (en) * | 2018-11-15 | 2019-04-09 | 华侨大学 | Anticollision beam before a kind of automobile |
| CN110949295A (en) * | 2019-12-24 | 2020-04-03 | 华侨大学 | Passenger train anticollision roof beam subassembly |
| CN110979462A (en) * | 2019-12-04 | 2020-04-10 | 南京理工大学 | Non-bearing type frame longitudinal beam |
-
2016
- 2016-05-28 CN CN201620495753.9U patent/CN205632665U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109278991A (en) * | 2017-07-19 | 2019-01-29 | 中国空空导弹研究院 | Collision prevention girders and the undercarriage and aircraft for using the collision prevention girders |
| CN107600012A (en) * | 2017-09-20 | 2018-01-19 | 江苏大学 | A kind of automotive front end endergonic structure based on customizing functions |
| CN109591739A (en) * | 2018-11-15 | 2019-04-09 | 华侨大学 | Anticollision beam before a kind of automobile |
| CN110979462A (en) * | 2019-12-04 | 2020-04-10 | 南京理工大学 | Non-bearing type frame longitudinal beam |
| CN110949295A (en) * | 2019-12-24 | 2020-04-03 | 华侨大学 | Passenger train anticollision roof beam subassembly |
| CN110949295B (en) * | 2019-12-24 | 2024-03-12 | 华侨大学 | Anti-collision beam assembly of passenger car |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161012 Termination date: 20170528 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |