CN104842908A - Buffer energy absorbing device and vehicle - Google Patents
Buffer energy absorbing device and vehicle Download PDFInfo
- Publication number
- CN104842908A CN104842908A CN201410680321.0A CN201410680321A CN104842908A CN 104842908 A CN104842908 A CN 104842908A CN 201410680321 A CN201410680321 A CN 201410680321A CN 104842908 A CN104842908 A CN 104842908A
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- CN
- China
- Prior art keywords
- base plate
- energy absorption
- damping panel
- absorption equipment
- crash energy
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R19/023—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R19/00—Wheel guards; Radiator guards, e.g. grilles; Obstruction removers; Fittings damping bouncing force in collisions
- B60R19/02—Bumpers, i.e. impact receiving or absorbing members for protecting vehicles or fending off blows from other vehicles or objects
- B60R2019/026—Buffers, i.e. bumpers of limited extent
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
- Vibration Dampers (AREA)
Abstract
The invention discloses a buffer energy absorbing device and a vehicle. The buffer energy absorbing device comprises a baseplate (4) and multiple damping plates (3), wherein the multiple damping plates (3) are inclined to the baseplate (4) to be fixed on the same side surface of the baseplate (4). When the buffer energy absorbing device in the technical scheme generates the head-on collision, concentrated collision energy from the collision point is quickly decomposed through the damping plates and transferred to the whole buffer energy absorbing device, so that the buffer energy absorbing effect exerts to the greatest extent, and the collision harm is effectively weakened. The buffer energy absorbing device is mounted at the front part, the side surface and/or the back part of a vehicle, and can reduce the damage degree of a vehicle body and passengers.
Description
Technical field
The present invention relates to collision protection technical field, particularly, relate to a kind of crash energy absorption equipment and comprise the vehicle of this crash energy absorption equipment.
Background technology
Along with the continuous increase of automobile pollution, traffic accident also brings serious harm.What first contact in collision case is front part of vehicle or rear portion mostly, and the buffering energy-absorbing performance therefore improving front part of vehicle and rear portion has very important significance for minimizing causality loss and personal casualty tool.
The front bumper of existing automobile is installed by four mounting brackets be fixed on vehicle body mostly, this installation form structure is too simple, insufficient rigidity, energy absorbing and transfer can not be carried out well when colliding, impact force and energy will be directly delivered on vehicle body, vehicle body can be caused to damage, seriously can jeopardize front-row occupant safety.In addition, the installation form of rear bumper and the installation form of front bumper similar, cannot effectively ensure the person and vehicle safety equally.
Because the above-mentioned shortcoming of prior art, need to provide a kind of novel crash energy absorption equipment.
Summary of the invention
The object of this invention is to provide a kind of crash energy absorption equipment that can effectively disperse and cushion extraneous shock.
To achieve these goals, the invention provides a kind of crash energy absorption equipment, it comprises base plate and polylith damping panel, and described polylith damping panel favours described base plate and is fixed on the same side of described base plate.
Preferably, described base plate is strip flat part, and the angle formed between described damping panel and described base plate is 30 °-60 °.
Preferably, the free end being distributed in the described damping panel of described base plate centre portion both sides all tilts towards the centre portion of described base plate, and the described damping panel being positioned at the same side of described base plate centre portion is parallel each other.
Preferably, described crash energy absorption equipment also comprises gib block, and described gib block is installed on the free end of damping panel described in polylith.
Preferably, described gib block and the mutual grafting of described damping panel, and the length direction of described gib block is parallel with the length direction of described base plate.
Preferably, described crash energy absorption equipment also comprises energy absorbent block, and this energy absorbent block is fixedly installed on the centre portion of described base plate, and described energy absorbent block and described damping panel are positioned at the same side of described base plate.
Preferably, described energy absorbent block comprises the hollow pipe column of multiple mutual superposition, the central axis of multiple described hollow pipe column is parallel to each other, and the central axis of described hollow pipe column is vertical with described base plate, the length of described energy absorbent block is not less than the side away from described base plate of described gib block to the distance of described base plate.
Preferably, the cross-sectional plane of described energy absorbent block is honey comb structure.
Preferably, the intensity of described gib block is greater than the intensity of described damping panel.
Preferably, described crash energy absorption equipment also comprises the back plate be connected with described base plate, and described back plate is connected respectively with a part for each piece of described damping panel and forms the supporting to described damping panel.
The present invention also provides a kind of vehicle, and it comprises vehicle body and above-mentioned crash energy absorption equipment, and described base plate is installed on described vehicle body.
Preferably, described vehicle comprises front bumper, and described vehicle body comprises front wall cross sill, and described base plate is installed on described front wall cross sill, and described damping panel is located between described base plate and described front bumper.
Can when there is head-on crash (now impact is vertical with vehicle body) in the crash energy absorption equipment in technique scheme, concentrated Impact energy from rum point is decomposed rapidly (owing to forming acute angle between damping panel and impact) by damping panel, and be delivered on whole crash energy absorption equipment, play buffering energy-absorbing function to greatest extent, effectively weaken the harm of shock.This kind of crash energy absorption equipment is installed on the front portion of vehicle, side and/or rear portion, vehicle body and occupant can be reduced and to be hurt degree.For modern vehicle, reload buffer energy absorption device, no matter for vehicle self from unexpected infringement, still ensure the security of the lives and property of other road users, its meaning is all self-evident.
Other features and advantages of the present invention are described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for specification sheets, is used from explanation the present invention, but is not construed as limiting the invention with detailed description of the invention one below.In the accompanying drawings:
Fig. 1 is the constructional drawing of crash energy absorption equipment of the present invention;
Fig. 2 is the installing condition figure of crash energy absorption equipment of the present invention;
Fig. 3 is the front view of crash energy absorption equipment of the present invention;
Fig. 4 is the birds-eye view of crash energy absorption equipment of the present invention;
Fig. 5 is the left view of crash energy absorption equipment of the present invention.
Wherein,
1 energy absorbent block 2 gib block
3 damping panel 4 base plates
5 mounting hole 6 back plates
10 crash energy absorption equipment 20 vehicle bodies
30 front bumpers
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.Should be understood that, detailed description of the invention described herein, only for instruction and explanation of the present invention, is not limited to the present invention.
In describing the invention, it should be noted that, the orientation of the instruction such as term "front", "rear" or position relationship are the moving direction based on vehicle, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.
As shown in Figure 1, the invention provides a kind of crash energy absorption equipment 10, it comprises base plate 4 and polylith damping panel 3, and polylith damping panel 3 favours base plate 4 and is fixed on the same side of base plate 4.Wherein, base plate 4 is installed on vehicle body 20, and the shape of base plate 4 can be arranged according to the shape of vehicle body 20, and vehicle body 20 can be the front wall cross sill of vehicle, back wall cross sill or curb girder.Can when there is head-on crash (now impact F is vertical with vehicle body 20) in crash energy absorption equipment 10 of the present invention, concentrated Impact energy from rum point is decomposed (owing to forming acute angle between damping panel and impact F) rapidly by damping panel 3, and be delivered on whole crash energy absorption equipment, play buffering energy-absorbing function to greatest extent, effectively weaken the harm of shock.This kind of crash energy absorption equipment is installed on the front portion of vehicle, side and/or rear portion, vehicle body and occupant can be reduced and to be hurt degree.For modern vehicle, reload buffer energy absorption device, no matter for vehicle self from unexpected infringement, still ensure the security of the lives and property of other road users, its meaning is all self-evident.
As shown in Figure 4, the base plate 4 in present embodiment is preferably strip flat part, and the angle formed between damping panel 3 and base plate 4 is preferably 30 °-60 °.When there is head-on crash, utilizing the angle between damping panel 3 and impact F, the concentrated Impact energy from rum point being decomposed rapidly by damping panel 3, and is delivered on base plate 4, play buffering energy-absorbing function to greatest extent, effectively weaken the harm of shock.Wherein, the angle formed between the plate face of the damping panel 3 in present embodiment and base plate 4 is more preferably 45 °.
Particularly, as shown in Figure 1, Figure 3 and Figure 4, the free end being distributed in the damping panel 3 of base plate 4 centre portion both sides all tilts towards the centre portion of base plate 4, and the damping panel 3 being positioned at the same side of base plate 4 centre portion is parallel each other.Damping panel 3 is symmetrical on base plate 4, and is evenly covered with whole base plate 4, thus can cushion extraneous from each position the frontal impact to base plate 4 and vehicle body 20, and collision energy is successively decreased step by step to the both sides of base plate 4.Wherein, damping panel 3 can be made up of the alloy of high damping.
Further, crash energy absorption equipment 10 also comprises gib block 2, and gib block 2 is installed on the free end of polylith damping panel 3.In the present embodiment, the damping panel 3 being positioned at the same side of base plate 4 centre portion is connected by same gib block 2.Gib block 2 can draw damping panel 3 and fix, and the impact in the external world is guided to polylith damping panel 3 along the direction of gib block 2, and impact is disperseed, and is cushioned by damping panel 3, effectively weakens the harm of shock.Wherein, the intensity of gib block 2 is greater than the intensity of damping panel 3, and base plate 4 and gib block 2 all preferably have the steel plate of certain degree of hardness.
Preferably include two gib blocks 2 in the present embodiment, two gib blocks 2 are arranged in parallel, and the side away from base plate 4 of each gib block 2 is identical to the distance of base plate 4, thus make two gib blocks 2 can be subject to the effect of extraneous impact simultaneously, and add the dispersing of impact, enable impact more effectively be distributed to each piece of damping panel 3.
Wherein, gib block 2 is installed on (i.e. gib block 2 and damping panel 3 grafting mutually) on the free end of polylith damping panel 3 with the form that grafting is locked, and the length direction of gib block 2 is parallel with the length direction of base plate 4.Particularly, gib block 2 offers with multiple notches of damping panel 3 adaptation (in addition, notch herein also can be opened on each damping panel 3), gib block 2 is by notch and damping panel 3 grafting, thus form locking damping panel 3, to make the connection between gib block 2 and damping panel 3 more reliable, thus effectively impact can be dispersed to polylith damping panel 3.
In addition, as shown in Fig. 3, Fig. 4 and Fig. 5, crash energy absorption equipment 10 also comprises energy absorbent block 1, and this energy absorbent block 1 is fixedly installed on the centre portion of base plate 4, and energy absorbent block 1 and damping panel 3 are positioned at the same side of base plate 4.Energy absorbent block 1 can be Rubber Parts or comprises the hollow pipe column etc. of multiple mutual superposition, when energy absorbent block 1 comprises the hollow pipe column of multiple mutual superposition, the central axis of multiple hollow pipe column is parallel to each other, and the central axis of energy absorbent block 1 is vertical with base plate 4, the length of the centrally axis of energy absorbent block 1 is not less than the side away from base plate 4 of gib block 2 to the distance (see Fig. 5) of base plate 4.When damping panel 3 is symmetrically arranged on base plate 4, the centre portion of base plate 4 has certain vacant amount, if vehicle collides herein, length due to the centrally axis of energy absorbent block 1 is not less than the side away from base plate 4 of gib block 2 to the distance of base plate 4, extraneous shock can act in energy absorbent block 1, and this energy absorbent block 1 can absorb collision energy well by the crumple of self.Further, when impact force is applied on damping panel 3, because damping panel 3 is towards the intermediate, inclined of base plate 4, understands some power and concentrate to middle part, now energy absorbent block 1 can play the effect of buffering energy-absorbing equally.
Wherein, the cross-sectional plane of energy absorbent block 1 in honey comb structure or can have multiple concentrically ringed structures etc., and energy absorbent block 1 is preferably in honey comb structure (see Fig. 3) in the present embodiment, and it is lightweight, can also save material, its crumple performance plays energy-absorbing buffering effect well.
Further, as shown in Fig. 3, Fig. 4 and Fig. 5, crash energy absorption equipment 10 also comprises the back plate 6 be connected with base plate 4, and back plate 6 is connected respectively with a part for each piece of damping panel 3 and forms the supporting to damping panel 3.Particularly, back plate 6 is fixed on the lower surface of base plate 4, and engages with a part for the lower surface of each piece of damping panel 3, thus forms supporting to damping panel 3, ensures that damping panel 3 has certain installation strength.
In addition, in the present embodiment, the both sides of base plate 4 are respectively equipped with mounting hole 5, and for being installed on the body front wall of vehicle body 20 by whole crash energy absorption equipment 10, this structure convenient disassembly, is convenient to change.
As shown in Figure 2, the present invention also provides a kind of vehicle, and it comprises vehicle body 20, front bumper 30, rear bumper and above-mentioned crash energy absorption equipment 10 etc., and base plate 4 is installed on vehicle body 20.Vehicle body 20 herein can be the front wall cross sill of vehicle, back wall cross sill or curb girder.When base plate 4 is installed on the front wall cross sill of vehicle or back wall cross sill, damping panel 3 is located between base plate 4 and front bumper 30 or between base plate 4 and rear bumper.Crash energy absorption equipment 10 is installed on front part of vehicle, side and/or rear portion, vehicle body and occupant can be reduced and to be hurt degree.For modern vehicle, reload buffer energy absorption device 10, no matter for vehicle self from unexpected infringement, still ensure the security of the lives and property of other road users, its meaning is all self-evident.
Situation about being installed on the front wall cross sill of vehicle for base plate 4 is below further described the present invention.When vehicle generation head-on crash, first impact force is delivered on gib block 2 by front bumper 30, because the hardness of gib block 2 is larger, now impact force can decompose on each damping panel 3 under the effect of gib block 2, and now damping panel 3 can consume a part of impact force and energy under the effect of dumping force.Because shape between damping panel 3 and impact F has a certain degree (because damping panel 3 is obliquely installed on base plate 4, and during frontal impact, impact F is vertical with base plate 4), the direction that remainder component can tilt along damping panel 3 is transmitted.In time being delivered to base plate 4, a part of power can make in vehicle body along the longitudinal direction of vehicle, and now impact force was cut down repeatedly, and another part power can be transmitted along base plate 4 to the outside of vehicle, is successively consumed absorption.And if vehicle collides in the centre of base plate 4, because external world's shock can act in energy absorbent block 1, this energy absorbent block 1 can absorb collision energy well by the crumple of self.Further, when impact force is applied on damping panel 3, because damping panel 3 is towards the intermediate, inclined of base plate 4, understands some power and concentrate to middle part, now energy absorbent block 1 can play the effect of buffering energy-absorbing equally.
Below the preferred embodiment of the present invention is described in detail by reference to the accompanying drawings; but; the present invention is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each the concrete technical characteristic described in above-mentioned detailed description of the invention, in reconcilable situation, can be combined by any suitable mode.In order to avoid unnecessary repetition, the present invention illustrates no longer separately to various possible array mode.
In addition, also can carry out combination in any between various different embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (12)
1. crash energy absorption equipment, it is characterized in that, described crash energy absorption equipment comprises base plate (4) and polylith damping panel (3), and described polylith damping panel (3) favours described base plate (4) and is fixed on the same side of described base plate (4).
2. crash energy absorption equipment according to claim 1, is characterized in that, described base plate (4) is strip flat part, and the angle formed between described damping panel (3) and described base plate (4) is 30 °-60 °.
3. crash energy absorption equipment according to claim 2, it is characterized in that, the free end being distributed in the described damping panel (3) of described base plate (4) centre portion both sides all tilts towards the centre portion of described base plate (4), and the described damping panel (3) being positioned at the same side of described base plate (4) centre portion is parallel each other.
4. crash energy absorption equipment according to claim 3, is characterized in that, described crash energy absorption equipment also comprises gib block (2), and described gib block (2) is installed on the free end of damping panel described in polylith (3).
5. crash energy absorption equipment according to claim 4, it is characterized in that, described gib block (2) and described damping panel (3) grafting mutually, and the length direction of described gib block (2) is parallel with the length direction of described base plate (4).
6. crash energy absorption equipment according to claim 5, it is characterized in that, described crash energy absorption equipment also comprises energy absorbent block (1), this energy absorbent block (1) is fixedly installed on the centre portion of described base plate (4), and described energy absorbent block (1) and described damping panel (3) are positioned at the same side of described base plate (4).
7. crash energy absorption equipment according to claim 6, it is characterized in that, described energy absorbent block (1) comprises the hollow pipe column of multiple mutual superposition, the central axis of multiple described hollow pipe column is parallel to each other, and the central axis of described hollow pipe column is vertical with described base plate (4), the length of described energy absorbent block (1) is not less than the side away from described base plate (4) of described gib block (2) to the distance of described base plate (4).
8. crash energy absorption equipment according to claim 7, is characterized in that, the cross-sectional plane of described energy absorbent block (1) is honey comb structure.
9. the crash energy absorption equipment according to any one in claim 4-8, is characterized in that, the intensity of described gib block (2) is greater than the intensity of described damping panel (3).
10. crash energy absorption equipment according to claim 3, it is characterized in that, described crash energy absorption equipment also comprises the back plate (6) be connected with described base plate (4), and described back plate (6) is connected respectively with a part for each piece of described damping panel (3) and forms the supporting to described damping panel (3).
11. vehicles, is characterized in that, described vehicle comprises the crash energy absorption equipment described in any one in vehicle body (20) and claim 1-10, and described base plate (4) is installed on described vehicle body (20).
12. vehicles according to claim 11, it is characterized in that, described vehicle comprises front bumper (30), described vehicle body (20) comprises front wall cross sill, described base plate (4) is installed on described front wall cross sill, and described damping panel (3) is located between described base plate (4) and described front bumper (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410680321.0A CN104842908A (en) | 2014-11-24 | 2014-11-24 | Buffer energy absorbing device and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410680321.0A CN104842908A (en) | 2014-11-24 | 2014-11-24 | Buffer energy absorbing device and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104842908A true CN104842908A (en) | 2015-08-19 |
Family
ID=53843020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410680321.0A Pending CN104842908A (en) | 2014-11-24 | 2014-11-24 | Buffer energy absorbing device and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104842908A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107521445A (en) * | 2017-06-28 | 2017-12-29 | 苏州英利汽车部件有限公司 | A kind of multilayer buffer-oriented vehicle front bumper arrangement |
| CN109990032A (en) * | 2019-02-20 | 2019-07-09 | 中国船舶重工集团公司第七一九研究所 | Energy absorption device and anti-whipping attaching means |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3809420A (en) * | 1971-07-01 | 1974-05-07 | Mccord Corp | Energy absorbing bumper assembly |
| CN1143024A (en) * | 1995-07-12 | 1997-02-19 | 丰田自动车株式会社 | Collisional energy absorption structure by vehicle internal decorative material |
| US20010054826A1 (en) * | 2000-05-19 | 2001-12-27 | Sumitomo Chemical Company, Limited | Bumper reinforcing member |
| DE10253270A1 (en) * | 2002-11-15 | 2004-06-09 | Volkswagen Ag | Shock-absorbing element for vehicle has deformation element underneath outer skin and connected to structural element through support face forming abutment |
| US20080061567A1 (en) * | 2006-09-11 | 2008-03-13 | Honda Motor Co., Ltd. | Impact-absorbing device |
| CN101600601A (en) * | 2007-04-25 | 2009-12-09 | 井上株式会社 | Impact absorbing member |
| CN102963323A (en) * | 2012-11-29 | 2013-03-13 | 万元坤 | Automobile bumper internally provided with multiple buffer and energy-absorbing barriers |
-
2014
- 2014-11-24 CN CN201410680321.0A patent/CN104842908A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3809420A (en) * | 1971-07-01 | 1974-05-07 | Mccord Corp | Energy absorbing bumper assembly |
| CN1143024A (en) * | 1995-07-12 | 1997-02-19 | 丰田自动车株式会社 | Collisional energy absorption structure by vehicle internal decorative material |
| US20010054826A1 (en) * | 2000-05-19 | 2001-12-27 | Sumitomo Chemical Company, Limited | Bumper reinforcing member |
| DE10253270A1 (en) * | 2002-11-15 | 2004-06-09 | Volkswagen Ag | Shock-absorbing element for vehicle has deformation element underneath outer skin and connected to structural element through support face forming abutment |
| US20080061567A1 (en) * | 2006-09-11 | 2008-03-13 | Honda Motor Co., Ltd. | Impact-absorbing device |
| CN101600601A (en) * | 2007-04-25 | 2009-12-09 | 井上株式会社 | Impact absorbing member |
| CN102963323A (en) * | 2012-11-29 | 2013-03-13 | 万元坤 | Automobile bumper internally provided with multiple buffer and energy-absorbing barriers |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107521445A (en) * | 2017-06-28 | 2017-12-29 | 苏州英利汽车部件有限公司 | A kind of multilayer buffer-oriented vehicle front bumper arrangement |
| CN109990032A (en) * | 2019-02-20 | 2019-07-09 | 中国船舶重工集团公司第七一九研究所 | Energy absorption device and anti-whipping attaching means |
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| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150819 |
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| RJ01 | Rejection of invention patent application after publication |