CN204688044U - Energy absorbent block device, bumper/spoiler assembly and automobile - Google Patents
Energy absorbent block device, bumper/spoiler assembly and automobile Download PDFInfo
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- CN204688044U CN204688044U CN201520286313.8U CN201520286313U CN204688044U CN 204688044 U CN204688044 U CN 204688044U CN 201520286313 U CN201520286313 U CN 201520286313U CN 204688044 U CN204688044 U CN 204688044U
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- energy
- absorbing beam
- absorbing
- block device
- absorbent block
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Abstract
The utility model discloses a kind of energy absorbent block device, bumper/spoiler assembly and automobile.Described energy absorbent block device comprises the first consistent energy-absorbing beam of bearing of trend, the second energy-absorbing beam and the 3rd energy-absorbing beam, described first energy-absorbing beam and described second energy-absorbing beam are oppositely arranged, described first energy-absorbing beam and described second energy-absorbing beam are connected on the same surface of described 3rd energy-absorbing beam, and described first energy-absorbing beam and described second energy-absorbing beam are positioned at the same side of described 3rd energy-absorbing beam; The surface of described first energy-absorbing beam is provided with the first bar-shaped trough, and the bearing of trend of described first bar-shaped trough is consistent with the bearing of trend of described first energy-absorbing beam.Described bumper/spoiler assembly comprises crash bar, covering and above-mentioned energy absorbent block device.Described automobile comprises above-mentioned bumper/spoiler assembly.Energy absorbent block device provided by the utility model, bumper/spoiler assembly and automobile energy-absorbing efficiency are high, low cost of manufacture, traffic cost are low.
Description
Technical field
The utility model relates to a kind of energy absorbent block device, bumper/spoiler assembly and automobile.
Background technology
Along with the swift and violent increase of vehicle guaranteeding organic quantity, traffic route situation is day by day complicated, road traffic accident and in accident the casualties simultaneous growth.Wherein, in the accident of urban traffic, the ratio that collision case occupation ratio between vehicle and pedestrian is higher, in collision case between vehicle and pedestrian, the leg of pedestrian is the position being very easy to come to harm, and automotive hood and front bumper cause the key of Pedestrian Lower Leg Injury to cause injury source.
At present, general by installing energy absorbent block device additional on bumper/spoiler, for the protection of the leg of pedestrian.Particularly, energy absorbent block device is the part being carried out absorption portion Impact energy in pedestrian and vehicle collisions by the distortion of self, also plays the effect of bar carrier in some vehicle simultaneously.
In order to meet pedestrian protecting shank collision laws and regulations requirement, traditional automobile generally adopts foam type energy absorbent block, is generally arranged between crash bar and covering.Traditional foam type energy absorbent block device has the shortcoming that energy absorbing efficiency is lower, manufacturing cost is high and traffic cost is high.Particularly, the material behavior of foam determines foam can not absorb energy efficiently in collision process; The manufacture craft of foam energy absorbent block is comparatively loaded down with trivial details, and the cost compare of manufacture and material is high; There is frangible risk in foam energy absorbent block, cause its traffic cost higher in transportation.
Therefore, be necessary very much to design the energy absorbent block device that a kind of energy absorbing efficiency is high, low cost of manufacture, traffic cost are low, thus overcome defect existing in traditional design.
Utility model content
In view of this, the utility model provides the energy absorbent block device that a kind of energy absorbing efficiency is high, low cost of manufacture, traffic cost are low, is intended to the defect overcoming prior art.
Energy absorbent block device provided by the utility model comprises the first consistent energy-absorbing beam of bearing of trend, the second energy-absorbing beam and the 3rd energy-absorbing beam, described first energy-absorbing beam and described second energy-absorbing beam are oppositely arranged, described first energy-absorbing beam and described second energy-absorbing beam are connected on the same surface of described 3rd energy-absorbing beam, and described first energy-absorbing beam and described second energy-absorbing beam are positioned at the same side of described 3rd energy-absorbing beam; The surface of described first energy-absorbing beam is provided with the first bar-shaped trough, and the bearing of trend of described first bar-shaped trough is consistent with the bearing of trend of described first energy-absorbing beam.
Energy absorbent block device as above, preferably, the surface of described second energy-absorbing beam is provided with the second bar-shaped trough, and the bearing of trend of described second bar-shaped trough is consistent with the bearing of trend of described second energy-absorbing beam.
Energy absorbent block device as above, preferably, in described first energy-absorbing beam, described second energy-absorbing beam and described 3rd energy-absorbing beam, at least one of them is plastic flagstone.
Energy absorbent block device as above, preferably, the width range of described first bar-shaped trough and described second bar-shaped trough is 5-10mm.
Energy absorbent block device as above, preferably, described 3rd energy-absorbing beam is globoidal structure.
Energy absorbent block device as above, preferably, described first energy-absorbing beam, described second energy-absorbing beam and described 3rd energy-absorbing beam are integrally formed.
Energy absorbent block device as above, preferably, described first energy-absorbing beam and described second energy-absorbing beam be arranged in parallel.
Bumper/spoiler assembly provided by the utility model comprises crash bar and covering, described bumper/spoiler assembly also comprises any one energy absorbent block device as above, wherein, described covering is connected to the surface of described 3rd energy-absorbing beam, and described crash bar is connected to the edge of described first energy-absorbing beam and described second energy-absorbing beam.
Further, the bearing of trend of described crash bar is consistent with the bearing of trend of described 3rd energy-absorbing beam.
Automobile provided by the utility model comprises any one bumper/spoiler assembly as above, and wherein, described crash bar is fixed on the front end of vehicle body, and the bearing of trend of described 3rd energy-absorbing beam is consistent with the Width of vehicle body.
Energy absorbent block device provided by the utility model, bumper/spoiler assembly and automobile, can effectively reduce the impact acceleration that in collision, pedestrian lower leg knee joint is subject to, effectively avoid pedestrian lower leg that the risk of fracturing occurs in collision process, improve energy absorbing efficiency, and structure is simple, with low cost, production technology is simple, easy for installation simultaneously, has good generalization.
Accompanying drawing explanation
Preferred embodiment in the utility model will be described in detail by accompanying drawing below, will contribute to understanding the purpose of this utility model and advantage, wherein:
Fig. 1 is a kind of preferred embodiment of energy absorbent block device of the present utility model.
Fig. 2 is the birds-eye view of Fig. 1.
Fig. 3 is the front view of Fig. 1.
Fig. 4 is the right elevation of Fig. 1.
Fig. 5 is a kind of preferred embodiment of bumper/spoiler assembly of the present utility model.
Fig. 6 is the state before bumper/spoiler assembly of the present utility model and human leg collide.
Fig. 7 is state when bumper/spoiler assembly and human leg collide in Fig. 6.
Detailed description of the invention
Below in conjunction with embodiment, the utility model is described in detail.The identical Reference numeral of wherein identical parts represents.It should be noted that, the word "front", "rear" of use is described below, "left", "right", "up" and "down" refer to direction in accompanying drawing, word " interior " and " outward " refer to the direction towards or away from particular elements geometric centre respectively.
Fig. 1 is a kind of preferred embodiment of energy absorbent block device of the present utility model; Fig. 2 is the birds-eye view of Fig. 1; Fig. 3 is the front view of Fig. 1; Fig. 4 is the right elevation of Fig. 1.Shown in composition graphs 1, Fig. 2, Fig. 3 and Fig. 4, in a preferred embodiment, energy absorbent block device 1 provided by the utility model comprises the first consistent energy-absorbing beam 10, second energy-absorbing beam 20 of bearing of trend and the 3rd energy-absorbing beam 30, described first energy-absorbing beam 10 is oppositely arranged with described second energy-absorbing beam 20, described first energy-absorbing beam 10 and described second energy-absorbing beam 20 are connected on the same surface of described 3rd energy-absorbing beam 30, and described first energy-absorbing beam 10 and described second energy-absorbing beam 20 are positioned at the same side of described 3rd energy-absorbing beam 30.Preferably, preferred embodiment as shown in the figure, the integrally-built cross-sectional plane that described first energy-absorbing beam 10, described second energy-absorbing beam 20 and described 3rd energy-absorbing beam 30 are formed is in " C " font.Wherein, described first energy-absorbing beam 10 is for reducing knee acceleration/accel in pedestrian shank collision; Described second energy-absorbing beam 20 is for reducing knee bend angle in pedestrian shank collision; Described 3rd energy-absorbing beam 30 is for absorbing impact energy protection pedestrian lower leg knee joint.
The surface of described first energy-absorbing beam 10 is provided with the first bar-shaped trough 40, and the bearing of trend of described first bar-shaped trough 40 is consistent with the bearing of trend of described first energy-absorbing beam 10; The surface of described second energy-absorbing beam 20 is provided with the second bar-shaped trough 50, and the bearing of trend of described second bar-shaped trough 50 is consistent with the bearing of trend of described second energy-absorbing beam 20.Described first energy-absorbing beam 10, connection mode between described second energy-absorbing beam 20 and described 3rd energy-absorbing beam 30 can be fixedly connected with mode by welding etc. and connect, and also can be connected by integrated mode.Preferably, the length of described first energy-absorbing beam 10, described second energy-absorbing beam 20 and described 3rd energy-absorbing beam 30 is equal.
In general, the object of energy absorbent block device provided by the utility model is: impact and the angle of bend that can effectively reduce pedestrian lower leg when pedestrian and automotive front collide, and reduces leg injury.In use, when described 3rd energy-absorbing beam 30 is with pedestrian collision, conquassation bending can be there is rapidly in described first bar-shaped trough 40 and described second bar-shaped trough 50, for absorbing energy when pedestrian and automobile impacting efficiently, reduce the kneed impact acceleration of pedestrian lower leg, thus improve effect and the speed of energy-absorbing, reduce the injury to human body.
In a preferred embodiment, in described first energy-absorbing beam 10, described second energy-absorbing beam 20 and described 3rd energy-absorbing beam 30, at least one of them is plastic flagstone.Such as: PC plate, PE plate, PC+PBT plate etc.This design, compared with the energy absorbent block of traditional foam type, not only alleviates weight, also has the advantages such as reduction production and transport cost, production technology are simple.Particularly; in this embodiment; adopt the structure of plastic flagstone; its pts wt decreases; energy absorbing efficiency increases; meeting under the requirement of pedestrian protecting shank collision performance equally, the weight of bumper energy absorption block assembly can reduced by actv., also reduce the weight of car load simultaneously to a certain extent.
As one preferred embodiment, the width range of described first bar-shaped trough 40 and described second bar-shaped trough 50 is 5-10mm, the shape of the cross-sectional plane of described first bar-shaped trough 40 and described second bar-shaped trough 50 can be preferably triangle, thus plastics energy absorbent block can be induced by actv., be increased in the energy absorbed in collision process.
In order to close with the matching form of automotive front, preferably, described 3rd energy-absorbing beam 30 is globoidal structures, and described first energy-absorbing beam 10 and described second energy-absorbing beam 20 be arranged in parallel.
The utility model additionally provides a kind of bumper/spoiler assembly.Fig. 5 is a kind of preferred embodiment of bumper/spoiler assembly of the present utility model; Fig. 6 is the state before bumper/spoiler assembly of the present utility model and human leg collide; Fig. 7 is state when bumper/spoiler assembly and human leg collide in Fig. 6.Shown in composition graphs 1-7, described bumper/spoiler assembly comprises crash bar 3 and covering 2, also comprise any one energy absorbent block device 1 as above, wherein, described covering 2 is connected to the surface of described 3rd energy-absorbing beam 30, and described crash bar 3 is connected to the edge of described first energy-absorbing beam 10 and described second energy-absorbing beam 20.Preferably, the bearing of trend of described crash bar 3 is consistent with the bearing of trend of described 3rd energy-absorbing beam 30.
In order to make described energy absorbent block device 1 more stably install and use, preferably, described first energy-absorbing beam 10 and described second energy-absorbing beam 20 can arrange multiple through hole 100, for being connected with crash bar 3 or other parts.Preferably, the shape of described through hole 100 can be rectangle, also can be circular.The rear end of the closer automobile in position of described through hole 100, namely near the position of described crash bar 3, concrete scope can be preferably on longitudinal length between 1/2 ~ 1/3 position, adopt such design, when pedestrian lower leg 4 strikes automobile front beam system, pedestrian lower leg 4 knee joint and energy absorbent block device 1 clash into, " C " type cross section first absorption portion Impact energy of described energy absorbent block device 1, and conquassation bending can be there is rapidly to reduce the kneed impact acceleration of pedestrian lower leg 4 in described first bar-shaped trough 40 and described second bar-shaped trough 50, the kneed angle of bend of pedestrian lower leg 4 can be reduced simultaneously, avoid leg shin bone that fracture phenomenon occurs.
Adopt such design, first when starting pedestrian lower leg 4 and just having struck automotive front covering 2, the plastics energy absorbent block of " C " tee section can absorption portion Impact energy, reduces the impact that pedestrian's knee joint is subject to.Along with pedestrian lower leg 4 and automotive front occur further to contact, plastics energy absorbent block can be out of shape rapidly, fully absorbs energy, effectively reduces the impact that pedestrian lower leg 4 bears, and effectively prevents pedestrian's knee joint excessive and fracture of occurring of angle of bend in an impact.
The utility model additionally provides a kind of automobile, and described automobile comprises any one bumper/spoiler assembly as above, and wherein, described crash bar 3 is fixed on the front end of vehicle body, and the bearing of trend of described 3rd energy-absorbing beam 30 is consistent with the Width of vehicle body.
Energy absorbent block device provided by the utility model, bumper/spoiler assembly and automobile, can effectively reduce the impact acceleration that in collision, pedestrian lower leg knee joint is subject to, effectively avoid pedestrian lower leg that the risk of fracturing occurs in collision process, improve energy absorbing efficiency, and structure is simple, with low cost, production technology is simple, easy for installation simultaneously, has good generalization.
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 scope of each embodiment technical scheme of the utility model.
Claims (10)
1. an energy absorbent block device, it is characterized in that, described energy absorbent block device comprises the first consistent energy-absorbing beam of bearing of trend, the second energy-absorbing beam and the 3rd energy-absorbing beam, described first energy-absorbing beam and described second energy-absorbing beam are oppositely arranged, described first energy-absorbing beam and described second energy-absorbing beam are connected on the same surface of described 3rd energy-absorbing beam, and described first energy-absorbing beam and described second energy-absorbing beam are positioned at the same side of described 3rd energy-absorbing beam;
The surface of described first energy-absorbing beam is provided with the first bar-shaped trough, and the bearing of trend of described first bar-shaped trough is consistent with the bearing of trend of described first energy-absorbing beam.
2. energy absorbent block device according to claim 1, is characterized in that, the surface of described second energy-absorbing beam is provided with the second bar-shaped trough, and the bearing of trend of described second bar-shaped trough is consistent with the bearing of trend of described second energy-absorbing beam.
3. energy absorbent block device according to claim 1, is characterized in that, in described first energy-absorbing beam, described second energy-absorbing beam and described 3rd energy-absorbing beam, at least one of them is plastic flagstone.
4. energy absorbent block device according to claim 2, is characterized in that, the width range of described first bar-shaped trough and described second bar-shaped trough is 5-10mm.
5. according to the energy absorbent block device in claim 1-4 described in any one, it is characterized in that, described 3rd energy-absorbing beam is globoidal structure.
6. according to the energy absorbent block device in claim 1-4 described in any one, it is characterized in that, described first energy-absorbing beam, described second energy-absorbing beam and described 3rd energy-absorbing beam are integrally formed.
7. according to the energy absorbent block device in claim 1-4 described in any one, it is characterized in that, described first energy-absorbing beam and described second energy-absorbing beam be arranged in parallel.
8. a bumper/spoiler assembly, comprise crash bar and covering, it is characterized in that, described bumper/spoiler assembly also comprises as the energy absorbent block device in claim 1-7 as described in any one, wherein, described covering is connected to the surface of described 3rd energy-absorbing beam, and described crash bar is connected to the edge of described first energy-absorbing beam and described second energy-absorbing beam.
9. bumper/spoiler assembly according to claim 8, is characterized in that, the bearing of trend of described crash bar is consistent with the bearing of trend of described 3rd energy-absorbing beam.
10. an automobile, is characterized in that, described automobile comprises as the bumper/spoiler assembly in claim 8 or 9 as described in any one, and wherein, described crash bar is fixed on the front end of vehicle body, and the bearing of trend of described 3rd energy-absorbing beam is consistent with the Width of vehicle body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520286313.8U CN204688044U (en) | 2015-05-04 | 2015-05-04 | Energy absorbent block device, bumper/spoiler assembly and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520286313.8U CN204688044U (en) | 2015-05-04 | 2015-05-04 | Energy absorbent block device, bumper/spoiler assembly and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204688044U true CN204688044U (en) | 2015-10-07 |
Family
ID=54228369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520286313.8U Expired - Fee Related CN204688044U (en) | 2015-05-04 | 2015-05-04 | Energy absorbent block device, bumper/spoiler assembly and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204688044U (en) |
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2015
- 2015-05-04 CN CN201520286313.8U patent/CN204688044U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151007 |