CN207902356U - Vehicle collision energy absorber and vehicle - Google Patents
Vehicle collision energy absorber and vehicle Download PDFInfo
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- CN207902356U CN207902356U CN201721272965.1U CN201721272965U CN207902356U CN 207902356 U CN207902356 U CN 207902356U CN 201721272965 U CN201721272965 U CN 201721272965U CN 207902356 U CN207902356 U CN 207902356U
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- energy
- absorbing
- prevention girders
- absorbing unit
- collision
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Abstract
The utility model provides a kind of vehicle collision energy absorber and vehicle, the vehicle collision energy absorber of the utility model includes the energy-absorbing ontology being connected between collision prevention girders and chassis runner, from the collision prevention girders to the chassis runner side, there is the energy-absorbing ontology the first energy-absorbing unit and the second energy-absorbing unit, the rigidity of first energy-absorbing unit to be less than second energy-absorbing unit successively.Vehicle collision energy absorber described in the utility model, by the way that energy-absorbing ontology is arranged between collision prevention girders and chassis runner, and then the collision energy of vehicle can be absorbed and reduce the loss caused by vehicle, and energy-absorbing ontology has the first energy-absorbing unit and the second energy-absorbing unit from collision prevention girders to chassis runner side successively, and the rigidity of the first energy-absorbing unit is made to be less than the second energy-absorbing unit, and then the first energy-absorbing unit can be used for low speed collision energy-absorbing in collision, and the second energy-absorbing unit then can be used for the energy-absorbing of high velocity impact.
Description
Technical field
The utility model is related to automobile technical field, more particularly to a kind of vehicle collision energy absorber.The utility model is also
It is related to a kind of vehicle being installed with the vehicle collision energy absorber.
Background technology
With advances in technology with the development of social economy, automobile has become the important tool of people's living trip.Automobile
Under steam, between automobile and automobile traffic accident, can all occur between automobile and pedestrian, and vehicle is made in order to reduce collision
At loss, collision prevention girders are installed on vehicle mostly in existing structure, and be connected between collision prevention girders and chassis runner
Energy-absorbing case assembly, to be absorbed by the energy-absorbing case assembly energy for hitting and generating in the process that crashes.Energy-absorption box in the prior art
Though component can endoergic collision energy, due to will produce after an impact deformation and can not restore, cause maintenance cost excessively high, simultaneously
Energy-absorbing case assembly in the prior art can only carry out energy-absorbing to high velocity impact, and in low speed collision since rigidity is excessively high without having
Preferable energy-absorbing effect.
Utility model content
In view of this, the utility model is directed to a kind of vehicle collision energy absorber, with can be under vehicle friction speed
Collision carry out energy-absorbing buffering, and have preferable using effect.
In order to achieve the above objectives, the technical solution of the utility model is realized in：
A kind of vehicle collision energy absorber, including the energy-absorbing ontology that is connected between collision prevention girders and chassis runner, by institute
Collision prevention girders are stated to the chassis runner side, the energy-absorbing ontology has the first energy-absorbing unit and the second energy-absorbing unit, institute successively
The rigidity for stating the first energy-absorbing unit is less than second energy-absorbing unit.
Further, along energy-absorbing ontology (1) length direction, first energy-absorbing unit (101) is in isometrical setting, institute
State the second energy-absorbing unit (102) tapered setting.
Further, in being formed with stiffness tuning slot on first energy-absorbing unit and the second energy-absorbing unit at least one,
The stiffness tuning slot is the first energy-absorbing unit and/or circumferentially disposed multiple of the second energy-absorbing unit described in ring.
Further, collision prevention girders link and chassis runner link has been respectively fixedly connected at the both ends of the energy-absorbing ontology,
It is to be detachably connected between the collision prevention girders link and collision prevention girders.
Further, it is formed in the free end of second energy-absorbing unit and socket-connects with the chassis runner link
Interconnecting piece is connected with connector between the interconnecting piece and the chassis runner link.
Further, there is connector sleeve in vulcanization on first energy-absorbing unit, connect in the collision prevention girders and the collision prevention girders
It connects and is connected with the second connector being threadedly coupled with the connector sleeve between frame.
Further, it is formed with abutting part in the free end of first energy-absorbing unit, relative to the collision prevention girders, in institute
It states and is formed with the boss abutted against with the abutting part on another side end face of collision prevention girders link.
Further, the energy-absorbing ontology is made of rubber.
Further, along the energy-absorbing body length direction, in being formed on the energy-absorbing ontology for the energy-absorbing ontology
The cavity of contraction distortion.
Compared with the existing technology, the utility model has the advantage that：
(1) vehicle collision energy absorber described in the utility model is inhaled by being arranged between collision prevention girders and chassis runner
Energy ontology, and then the collision energy of vehicle can be absorbed and reduce the loss caused by vehicle, and energy-absorbing ontology is by anticollision
Beam has the first energy-absorbing unit and the second energy-absorbing unit successively to chassis runner side, and makes the rigidity of the first energy-absorbing unit small
In the second energy-absorbing unit, and then the first energy-absorbing unit can be used for low speed collision energy-absorbing in collision, and the second energy-absorbing unit then may be used
Energy-absorbing for high velocity impact.
(2) by being in that isometrical and taper is arranged respectively by the first energy-absorbing unit and the second energy-absorbing unit, on the one hand it is convenient for setting
Meter manufacture, on the other hand can also have preferable energy-absorbing effect.
(3) can be convenient for the first energy-absorbing unit and/or the second energy-absorbing list by the way that stiffness tuning slot is arranged on energy-absorbing ontology
The stiffness equivalent of member.
(4) by the way that collision prevention girders link and chassis runner link is arranged, energy-absorbing ontology and collision prevention girders and vehicle body can be convenient for
Longeron connects, and collision prevention girders link is detachably connected with collision prevention girders, can be convenient for the repair and replacement of collision prevention girders.
(5) it is connect and is socket-connected with chassis runner by setting interconnecting piece, mounting structure can be simplified, and improve bonding strength.
(6) by vulcanizing connector sleeve in the first energy-absorbing unit, and by anticollision by the second connector and connector sleeve are spirally connected
Beam and collision prevention girders link are connected with connector sleeve, and simple and reliable for structure, connection effect is preferable.
(7) setting abutting part abuts against cooperation with boss, and the connection of vehicle body link and energy-absorbing ontology on the one hand can be improved
On the other hand energy-absorbing effect also can be improved in effect.
(8) energy-absorbing ontology uses rubber to be made and may make energy-absorbing ontology to absorb collision energy by deforming, avoid energy-absorbing
Ontology damages, and may be reused.
(9) cavity is arranged on energy-absorbing ontology can be convenient for energy-absorbing body distortion, and be not likely to produce rupture.
The utility model additionally provides a kind of vehicle simultaneously comprising the vehicle body with chassis runner, it is vertical in the vehicle body
The end of beam is connected with collision prevention girders, and vehicle collision energy-absorbing as described above is connected between the collision prevention girders and chassis runner
Mechanism, the collision prevention girders include the internal collision prevention girders ontology with loss of weight chamber, and set on the loss of weight intracavitary to subtract described
Weight chamber is separated into the reinforcing plate that at least one loss of weight divides chamber.
Possessed advantageous effect is identical compared with the existing technology for this vehicle and vehicle collision energy absorber, no longer superfluous herein
It states.
Description of the drawings
The attached drawing for constituting the part of the utility model is used to provide a further understanding of the present invention, this practicality is new
The illustrative embodiments and their description of type are not constituted improper limits to the present invention for explaining the utility model.
In attached drawing：
Fig. 1 is the explosive view of the vehicle collision energy absorber described in the utility model embodiment one；
Fig. 2 is the vehicle collision energy absorber installation diagram described in the utility model embodiment one；
Fig. 3 is the internal view of the vehicle collision energy absorber described in the utility model embodiment one；
Fig. 4 is the structural schematic diagram of the energy-absorbing ontology described in the utility model embodiment one；
Fig. 5 is the structural schematic diagram of the collision prevention girders described in the utility model embodiment one；
Fig. 6 is the structural schematic diagram under another visual angle of collision prevention girders described in the utility model embodiment one；
Fig. 7 is the structural schematic diagram of the collision prevention girders link described in the utility model embodiment one；
Fig. 8 is the structural schematic diagram of the chassis runner connector described in the utility model embodiment one；
The portions A partial enlarged view in Fig. 9 Fig. 3；
Reference sign：
1- energy-absorbing ontologies, the first energy-absorbing units of 101-, the second energy-absorbing units of 102-, 103- abutting parts, 104- interconnecting pieces, 2-
Cavity, 3- collision prevention girders, 301- collision prevention girders ontologies, 3011- threaded holes, the second connecting holes of 3012-, 3013- vias, 302- losss of weight
Chamber, 3021- losss of weight divide chamber, 303- reinforcing plates, 4- stiffness tuning slots, 5- collision prevention girders links, connecting plate after 501-, 5011-
One connecting hole, 5012- boss, connecting plate before 502-, 5021- connecting holes, 6- chassis runner links, 601- connection boxes,
6011- is open, and 6012- second perforates, 602- longeron connecting poles, the first bolts of 7-, 8- connector sleeves, the second connectors of 9-, and 10- connects
Socket part, 11- connectors, the second connector sleeves of 12-.
Specific implementation mode
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
Embodiment one
The present embodiment is related to a kind of vehicle collision energy absorber, including the suction being connected between collision prevention girders and chassis runner
Energy ontology, from the collision prevention girders to the chassis runner side, the energy-absorbing ontology has the first energy-absorbing unit and second successively
The rigidity of energy-absorbing unit, first energy-absorbing unit is less than second energy-absorbing unit.This vehicle collision energy absorber, pass through by
Energy-absorbing ontology has the first energy-absorbing unit and the second energy-absorbing unit successively from collision prevention girders to chassis runner side, and makes first to inhale
Can the rigidity of unit be less than the second energy-absorbing unit, and then the first energy-absorbing unit can be used for low speed collision energy-absorbing in collision, and the
Two energy-absorbing units then can be used for the energy-absorbing of high velocity impact.
Based on design philosophy as above, a kind of example arrangement such as Fig. 1 of the vehicle collision energy absorber of the present embodiment and
Fig. 2 is simultaneously combined shown in Fig. 3 and Fig. 4, and wherein energy-absorbing ontology 1 is made of rubber, and energy-absorbing ontology 1 is broken when energy-absorbing deforms in order to prevent
Split, in the present embodiment along 1 length direction of energy-absorbing ontology, in be formed on the energy-absorbing ontology 1 for energy-absorbing ontology 1 shrink become
The cavity 2 of shape, the cavity 2 be set to energy-absorbing ontology 1 inside, and for energy-absorbing ontology 1 concentrically line setting cylindrical,
And for the ease of the processing of cavity 2 and the processing of connector sleeve described below, which sets through the both ends of energy-absorbing ontology 1
It sets.
As shown in Figure 3 and Figure 4, it is set in isometrical along 1 length direction of energy-absorbing ontology, the first energy-absorbing unit 101 in the present embodiment
It sets, and the then tapered setting of the second energy-absorbing unit 102, and be to ensure energy-absorbing effect, by the second energy-absorbing unit 102 in the present embodiment
Miner diameter end and one end of the first energy-absorbing unit 101 form connected, and the first energy-absorbing unit 101 and the second energy-absorbing unit 102
Free end respectively constitutes the connection with collision prevention girders 3 and chassis runner not shown in the figure.As shown in Figure 1, in the present embodiment
The cross section of one energy-absorbing unit 101 and the second energy-absorbing unit 102 is rectangular or rectangle structure, and in order to enable first inhales
Can the rigidity of unit 101 be less than the second energy-absorbing unit 102, the ruler of the outer diameter of 102 miner diameter end of the second energy-absorbing unit in the present embodiment
The very little outer diameter for being not less than the first energy-absorbing unit 101, and the length of the first energy-absorbing unit 101 and the second energy-absorbing unit 102 is then
Can isometric or the first energy-absorbing unit 101 be slightly less than the second energy-absorbing unit 102 length setting.
In order to which the rigidity to the first energy-absorbing unit 101 and/or the second energy-absorbing unit 102 is adjusted, in the present embodiment
It is formed with stiffness tuning slot 4 on first energy-absorbing unit 101 and the second energy-absorbing unit 102 at least one, with by increasing or subtracting
The quantity of few stiffness tuning slot 4 and the size of change stiffness tuning slot 4 are inhaled to adjust the first energy-absorbing unit 101 and second
The rigidity of energy unit 102.Stiffness tuning slot 4 is two groups, every group be axially arranged along the first energy-absorbing unit 101 in the present embodiment
It is optimal for set on four of 101 each diagonal angle of the first energy-absorbing unit for circumferentially disposed multiple of ring the first energy-absorbing unit 101, and
It is provided only with one group of stiffness tuning slot 4 on the second energy-absorbing unit 102, and is also that ring the second energy-absorbing unit 102 is circumferentially disposed
Four.
In the present embodiment, for the ease of the connection of energy-absorbing ontology 1 and collision prevention girders 3 and chassis runner, inhaled in the present embodiment
Collision prevention girders link 5 and chassis runner link 6 has been respectively fixedly connected in the both ends of energy ontology 1, i.e. collision prevention girders link 5 is connected to anti-
It hits between beam 3 and the first energy-absorbing unit 101, and chassis runner link 6 is then connected to chassis runner and the second energy-absorbing unit
Between 102.In order to repair and replace to replacing collision prevention girders 3, collision prevention girders link 5 and collision prevention girders are may make in the present embodiment
To be detachably connected between 3, and chassis runner link 6 can be then to be removably fixed with or weld admittedly between chassis runner
Even, optimal is to be welded to connect.
The structure of collision prevention girders can be as shown in Figure 5 and Figure 6 in the present embodiment comprising inside has the anticollision of loss of weight chamber 302
Beam ontology 301, and divide chamber 3021 in the loss of weight chamber 302 the loss of weight chamber 302 is separated at least one loss of weight
Reinforcing plate 303.Collision prevention girders ontology 301 can be by aluminum alloy material roll forming in the present embodiment, and passes through setting loss of weight chamber 302
It can guarantee the light-weight design of collision prevention girders 3, while reinforcing plate 303 be set inside loss of weight chamber 302, can also promote collision prevention girders 3
Rigidity.The structure of collision prevention girders link 5 can be U-shaped profile structure as shown in Figure 7 in the present embodiment comprising with
The rear connecting plate 501 of one energy-absorbing unit, 101 free end connection, and two at described rear 501 liang of opposite ends of connecting plate
Can ladle cover in the preceding connecting plate 502 on 3 two opposite sides end face of collision prevention girders, and the company of being respectively formed on two preceding connecting plates 502
Hole 5021 is connect, threaded hole 3011 is also respectively arranged on the two opposite sides end face of collision prevention girders 3 corresponding to the connecting hole 5021,
Collision prevention girders 3 can be folded between two preceding connecting plates 502 when connection, and by the first bolt 7 by connecting hole 5021 and screw thread
Hole 3011 is connected together.
It in above-mentioned structure, is connect with the first energy-absorbing unit 101 for the ease of collision prevention girders link 5, by Fig. 3 combinations Fig. 5
Shown in Fig. 7, the first connecting hole is respectively formed on a side end face of rear connecting plate 501 and collision prevention girders 3 in the present embodiment
5011 and second connecting hole 3012, and vulcanization has the female company of tool in the cavity 2 of the end of the first energy-absorbing unit 101
Female connector 8 is connected with the second connector 9 being threadedly coupled with connector sleeve 8 between collision prevention girders 3 and collision prevention girders link 5, this
Two connectors 9 can be the spiral shell for being arranged in the second connecting hole 3012 and the first connecting hole 5011 successively and being threadedly coupled with connector sleeve 8
Bolt.Wherein for the ease of the second connector 9 by wearing in collision prevention girders 3, in the present embodiment relative to the second connecting hole 3012,
It is also formed with the totally second connector 9 on another side end face of collision prevention girders 3 and screws the mistake that the tool of the second connector 9 penetrates
Hole 3013.
In addition, by Fig. 3 and Fig. 4 and combining shown in Fig. 7 and Fig. 9, in the freedom of the first energy-absorbing unit 101 in the present embodiment
End is formed with abutting part 103, is formed with and institute relative to the collision prevention girders 3, in another side of the collision prevention girders link 5
State the boss 5012 that abutting part 103 abuts against.In the present embodiment abutting part 103 be with the first energy-absorbing unit 101 be integrally formed and
The concentrically cylinder of line setting, and boss 5012 is then formed on rear connecting plate 501, and for by the interior table of rear connecting plate 501
Towards spill outside outer surface at, abut against cooperation by the way that abutting part 103 and boss 5012 is arranged and on the one hand can guarantee connection effect,
On the other hand energy-absorbing effect also can be improved.
Shown in Fig. 3 and Fig. 4, for the ease of the connection of the second energy-absorbing unit 102 and chassis runner link 6, this implementation
It is formed with the interconnecting piece 104 to socket-connect with the chassis runner link 6 in the free end of the second energy-absorbing unit 102 in example, in
It is connected with connector 11 between the interconnecting piece 104 and the chassis runner link 6.Interconnecting piece 104 is in the present embodiment
With the connecting pole of the isometrical setting of 102 bigger diameter end of the second energy-absorbing unit, which can be with the shape in the second energy-absorbing unit
102 square or rectangular, in the present embodiment connector 11 may include being connected to connector 11 and chassis runner link 6 it
Between connection bolt and attaching nut.In order to ensure the stability of connection, the radial vulcanization in the present embodiment along interconnecting piece 104 has
With the second connector sleeve 12, so as to one end by bolt is connected via the second connector sleeve 12 and by being pierced by interconnecting piece 104, and
It is tightened via attaching nut.
The structure of chassis runner connector 6 can be as shown in Figure 8 in the present embodiment comprising inner hollow and one end open
6011 connection box 601, and be fixed on relative to opening 6011 and connect on 601 another side end face of box and cross section as side
The longeron connecting pole 602 of shape, wherein connection box 601 socket-connects connected with interconnecting piece 104, and longeron connecting pole 602 then passes through weldering
It connects and is fixedly connected with chassis runner.In the present embodiment connect box 601 socket-connect with interconnecting piece 104 connect when, can connect box 601
Two opposite sides end face on open up for connection bolt be pierced by second perforation 6012, connection when can will connection box 601 socket-connect
In on the peripheral surface of interconnecting piece 104, and will be after the perforation 6012 of connection screw bolt passes second and the second connector sleeve 12 through by even
Connected nut is tightened.
This vehicle collision energy absorber, setting rigidity different the first energy-absorbing unit 101 and the second energy-absorbing on energy-absorbing ontology 1
Unit 102, and the rigidity of the first energy-absorbing unit 101 is made to be less than the second energy-absorbing unit 102, and then may make the first energy-absorbing unit
101 are used for energy-absorbing when low speed collision, and energy-absorbing when the second energy-absorbing unit 102 then can be used for high velocity impact, to realize to not
With the energy-absorbing collided under speed.And use rubber to be made energy-absorbing ontology 1 also can be by energy-absorbing body distortion to absorb impact energy
Amount avoids energy-absorbing ontology from being damaged in collision, with reusable.
Embodiment two
The present embodiment is related to a kind of vehicle comprising the vehicle body with chassis runner connects in the end of the chassis runner
Collision prevention girders 3 are connected to, the vehicle collision energy-absorbing machine as described in embodiment one is connected between collision prevention girders 3 and chassis runner
Structure, this vehicle can carry out energy-absorbing by using the vehicle collision energy absorber described in embodiment one to the collision under friction speed,
And then collision loss caused by vehicle can be reduced.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection domain within.
Claims (10)
1. a kind of vehicle collision energy absorber, including it is connected at energy-absorbing ontology (1) of the collision prevention girders (3) between chassis runner,
It is characterized in that：From the collision prevention girders (3) to the chassis runner side, the energy-absorbing ontology (1) has the first energy-absorbing successively
The rigidity of unit (101) and the second energy-absorbing unit (102), first energy-absorbing unit (101) is less than second energy-absorbing unit
(102)。
2. vehicle collision energy absorber according to claim 1, it is characterised in that：Along energy-absorbing ontology (1) the length side
To first energy-absorbing unit (101) is in isometrical setting, the tapered setting of second energy-absorbing unit (102).
3. vehicle collision energy absorber according to claim 2, it is characterised in that：In first energy-absorbing unit (101)
Be formed with stiffness tuning slot (4) on the second energy-absorbing unit (102) at least one, the stiffness tuning slot (4) is the described in ring
One energy-absorbing unit (101) and/or circumferentially disposed multiple of the second energy-absorbing unit (102).
4. vehicle collision energy absorber according to claim 1, it is characterised in that：At the both ends of the energy-absorbing ontology (1)
Be respectively fixedly connected collision prevention girders link (5) and chassis runner link (6), the collision prevention girders link (5) and collision prevention girders (3) it
Between to be detachably connected.
5. vehicle collision energy absorber according to claim 4, it is characterised in that：In second energy-absorbing unit (102)
Free end be formed with the interconnecting piece (104) to socket-connect with the chassis runner link (6), in the interconnecting piece (104) and
It is connected with connector (11) between the chassis runner link (6).
6. vehicle collision energy absorber according to claim 4, it is characterised in that：In first energy-absorbing unit (101)
Upper vulcanization has connector sleeve (8), is connected between the collision prevention girders (3) and the collision prevention girders link (5) and the connector sleeve
(8) the second connector (9) being threadedly coupled.
7. vehicle collision energy absorber according to claim 6, it is characterised in that：In first energy-absorbing unit (101)
Free end be formed with abutting part (103), relative to the collision prevention girders (3), in another side of the collision prevention girders link (5)
The boss (5012) abutted against with the abutting part (103) is formed on face.
8. vehicle collision energy absorber according to any one of claim 1 to 7, it is characterised in that：The energy-absorbing ontology
(1) it is made of rubber.
9. vehicle collision energy absorber according to claim 8, it is characterised in that：Along energy-absorbing ontology (1) the length side
To, in being formed with the cavity (2) for energy-absorbing ontology (1) contraction distortion on the energy-absorbing ontology (1).
10. a kind of vehicle includes the vehicle body with chassis runner, collision prevention girders (3) are connected in the end of the chassis runner,
It is characterized in that：Vehicle as claimed in any one of claims 1-9 wherein is connected between chassis runner in the collision prevention girders (3)
Energy Absorbing Structure, the collision prevention girders (3) include it is internal there is the collision prevention girders ontology (301) of loss of weight chamber (302), and be set to
The loss of weight chamber (302) is separated into the reinforcing plate that at least one loss of weight divides chamber (3021) in the loss of weight chamber (302)
(303)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721272965.1U CN207902356U (en) | 2017-09-29 | 2017-09-29 | Vehicle collision energy absorber and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721272965.1U CN207902356U (en) | 2017-09-29 | 2017-09-29 | Vehicle collision energy absorber and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207902356U true CN207902356U (en) | 2018-09-25 |
Family
ID=63570403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721272965.1U Active CN207902356U (en) | 2017-09-29 | 2017-09-29 | Vehicle collision energy absorber and vehicle |
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| CN (1) | CN207902356U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111605621A (en) * | 2019-02-22 | 2020-09-01 | 北京宝沃汽车股份有限公司 | Vehicle body structure and vehicle |
-
2017
- 2017-09-29 CN CN201721272965.1U patent/CN207902356U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111605621A (en) * | 2019-02-22 | 2020-09-01 | 北京宝沃汽车股份有限公司 | Vehicle body structure and vehicle |
| CN111605621B (en) * | 2019-02-22 | 2021-11-02 | 北京宝沃汽车股份有限公司 | Vehicle body structure and vehicle |
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