CN109703591A - Vehicle and its car body collision energy absorption device - Google Patents
Vehicle and its car body collision energy absorption device Download PDFInfo
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- CN109703591A CN109703591A CN201910141398.3A CN201910141398A CN109703591A CN 109703591 A CN109703591 A CN 109703591A CN 201910141398 A CN201910141398 A CN 201910141398A CN 109703591 A CN109703591 A CN 109703591A
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- 238000010521 absorption reaction Methods 0.000 title claims abstract description 52
- 238000010276 construction Methods 0.000 claims abstract description 22
- 230000006835 compression Effects 0.000 claims abstract description 21
- 238000007906 compression Methods 0.000 claims abstract description 21
- 239000011324 bead Substances 0.000 claims description 9
- 230000014759 maintenance of location Effects 0.000 claims description 9
- 241000826860 Trapezium Species 0.000 claims description 8
- 230000000694 effects Effects 0.000 abstract description 10
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
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Abstract
The invention discloses a kind of vehicle and its car body collision energy absorption device, the hitch of car body collision energy absorption device includes coupler body and inhales retractable tube expansion relative to coupler body, and coupler body is set on hitch mounting plate；There is energy-absorbing cavity, hitch mounting plate and tube expansion are located in energy-absorbing cavity in body construction；Further include be set to the intracorporal compression energy-absorbing unit of energy-absorbing chamber, relative to energy-absorbing cavity locking hitch mounting plate locking system, be set to hitch mounting plate and compress retreating support and connection body structure and retreat the shear pin between support between energy-absorbing unit；The back plate of one end and energy-absorbing cavity for compressing energy-absorbing unit offsets；It retreats support to be slidably disposed in energy-absorbing cavity, retreating support has locking component and linkage structure, and locking component unlocks locking system after far from hitch mounting plate, and linkage structure has the location structure with tube expansion axially position.Above-mentioned car body collision energy absorption device, improves energy-absorbing effect, ensure that the security of the lives and property of passenger.
Description
Technical field
The present invention relates to energy-absorbing safe safeguard technical field, in particular to a kind of vehicle and its car body collision energy-absorbing dress
It sets.
Background technique
With the fast development of China's urban rail transit construction, while going on a journey more convenient, endangers caused by accident and also get over
Come bigger, while improving active control reliability, the passive safety of trolley coach is increasingly becoming coke concerned by people
Point.To mitigate the considerable damage caused by body construction when rail traffic vehicles are mutually hit, how to guarantee train collision safety
Property be worth designer deep thinking.When track train collides, maximum impact force is a vehicle, and subsequent vehicle reduces step by step, and synthesis is examined
Consider train energy-absorbing to require and practical energy-absorbing mode, absorption plant usually more in train head vehicle arrangement energy-absorbing energy.
When two column high-speed rails bump against, be first subjected to impact is hitch part.To absorb train collision generation as far as possible
Energy, it should be ensured that the structure of hitch can safely and reliably absorb more energy.
Therefore, how energy-absorbing effect is improved, guarantees the security of the lives and property of passenger, be that those skilled in the art is urgently to be resolved
The problem of.
Summary of the invention
In view of this, the present invention provides a kind of car body collision energy absorption devices, to improve energy-absorbing effect, guarantee the life of passenger
Order property safety.The present invention also provides a kind of vehicles with above-mentioned car body collision energy absorption device.
To achieve the above object, the invention provides the following technical scheme:
A kind of car body collision energy absorption device, including hitch, hitch mounting plate and body construction；The hitch includes hitch master
Body and retractable tube expansion is inhaled relative to the coupler body, the coupler body is set on the hitch mounting plate；
There is energy-absorbing cavity, the hitch mounting plate and the tube expansion are located at the energy-absorbing cavity in the body construction
It is interior；
It further include being set to the intracorporal compression energy-absorbing unit of the energy-absorbing chamber, relative to vehicle described in the energy-absorbing cavity locking
The locking system of hook mounting plate, the retrogressing support being set between the hitch mounting plate and the compression energy-absorbing unit and connection
The body construction and the shear pin retreated between support；
One end of the compression energy-absorbing unit and the back plate of the energy-absorbing cavity offset；The retrogressing support is slideably set
It is placed in the energy-absorbing cavity, the retrogressing support has locking component and linkage structure, and the locking component is far from described
The locking system is unlocked after hitch mounting plate, the linkage structure has the location structure with the tube expansion axially position；?
When the tube expansion drives the guide pipe and the retrogressing bearing sliding, the shear pin fracture.
Preferably, in above-mentioned car body collision energy absorption device, the locking system is that can revolve relative to the body construction
Turn ground trapezoid block, the end face of the hitch mounting plate is along the direction close to the compression energy-absorbing unit to the side close to the hitch
To inclination；
In the case where the locking system is in lockup state, the big end of the trapezoid block is contacted with the retrogressing support, described
One side of trapezoid block is contacted with the end face of the hitch mounting plate, another side of the trapezoid block and the locking part
Part contact；
After the retrogressing support is separated with the trapezoid block, the trapezoid block can be rotated relative to the body construction
And it is separated with the hitch mounting plate.
Preferably, in above-mentioned car body collision energy absorption device, the section of the trapezoid block is right-angled trapezium；
The oblique waist of the right-angled trapezium is located on the side that the trapezoid block is contacted with the end face of the hitch mounting plate；Institute
The right angle waist for stating right-angled trapezium is located on the side that the trapezoid block is contacted with the locking component；
The locking component is the limited block between the trapezoid block and the body construction.
It preferably, further include the opening for being set to the energy-absorbing cavity, for limiting in above-mentioned car body collision energy absorption device
Make the retention bead that the hitch mounting plate skids off the energy-absorbing cavity.
Preferably, in above-mentioned car body collision energy absorption device, the quantity of the retention bead for two and is symmetrically disposed on institute
State the two sides of the opening of energy-absorbing cavity.
Preferably, in above-mentioned car body collision energy absorption device, the linkage structure be fixedly connected with the retrogressing support and
Through the guide pipe of the compression energy-absorbing unit, the guide pipe is sheathed on the outside of the tube expansion.
Preferably, have in above-mentioned car body collision energy absorption device, in the back plate of the energy-absorbing cavity for the guide pipe and
The avoid holes that the tube expansion passes through.
Preferably, in above-mentioned car body collision energy absorption device, the location structure of the guide pipe is cascaded surface；
The outer surface of the tube expansion has can be with the mutually matched shaft shoulder structure of the cascaded surface.
Preferably, in above-mentioned car body collision energy absorption device, the quantity of the locking system for two and is symmetrically disposed on institute
State the both ends of hitch mounting plate.
The present invention also provides a kind of vehicle, including car body collision energy absorption device, the car body collision energy absorption device is such as
Car body collision energy absorption device described in any of the above embodiments.
It can be seen from the above technical scheme that car body collision energy absorption device provided by the invention, when two column high-speed rails bump against
When, hitch is impacted, and tube expansion is stretched out relative to coupler body, completes first time energy-absorbing；Also, linkage structure has and tube expansion
The location structure of axially position；After tube expansion is stretched out relative to coupler body, tube expansion drives guide pipe and retreats bearing sliding, cuts
Pin fracture is cut, is moved so that retreating support to the direction far from hitch mounting plate, locking component unlocks locking system, locking system
Unlock hitch mounting plate；Hitch mounting plate slides in energy-absorbing cavity under the influence of the impact force, and transports to compression energy-absorbing unit
It is dynamic, by compressing the compression of energy-absorbing unit, complete second of energy-absorbing.Car body collision energy absorption device provided by the invention, effectively mentions
High energy-absorbing effect, ensure that the security of the lives and property of passenger.
The present invention also provides a kind of vehicle, including car body collision energy absorption device, car body collision energy absorption device is as above-mentioned
Any car body collision energy absorption device.Since above-mentioned car body collision energy absorption device has above-mentioned technique effect, there is above-mentioned car body
The vehicle of collision energy-absorbing device should also have similarly technical effect, and not repeated them here.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the first structure diagram of car body collision energy absorption device provided in an embodiment of the present invention；
Fig. 2 is the second structural schematic diagram of car body collision energy absorption device provided in an embodiment of the present invention；
Fig. 3 is the third structural schematic diagram of car body collision energy absorption device provided in an embodiment of the present invention；
Fig. 4 is the 4th structural schematic diagram of car body collision energy absorption device provided in an embodiment of the present invention.
Specific embodiment
The invention discloses a kind of car body collision energy absorption devices, to improve energy-absorbing effect, guarantee the lives and properties peace of passenger
Entirely.The present invention also provides a kind of vehicles with above-mentioned car body collision energy absorption device.
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to FIG. 1, the embodiment of the invention provides a kind of car body collision energy absorption device, including hitch 8, hitch mounting plate
1 and body construction 2；Hitch 8 includes coupler body 81 and inhales retractable tube expansion 82, coupler body 81 relative to coupler body 81
It is set on hitch mounting plate 1；There is energy-absorbing cavity, hitch mounting plate 1 and tube expansion 82 are located at energy-absorbing cavity in body construction 2
It is interior；It further include being set to the intracorporal compression energy-absorbing unit 6 of energy-absorbing chamber, relative to the locking of energy-absorbing cavity locking hitch mounting plate 1
Device 3 is set to hitch mounting plate 1 and compresses the retrogressing support 5 and connection body structure 2 between energy-absorbing unit 6 and retreat branch
Shear pin 4 between seat 5；The back plate of one end and energy-absorbing cavity for compressing energy-absorbing unit 6 offsets；Support 5 is retreated slideably to set
It is placed in energy-absorbing cavity, retreating support 5 has locking component and linkage structure, and locking component solves after far from hitch mounting plate 1
Locking system 3 is locked, linkage structure has the location structure with 82 axially position of tube expansion；Guide pipe 7 is driven in tube expansion 82 and is retreated
When support 5 slides, shear pin 4 is broken.
Car body collision energy absorption device provided in an embodiment of the present invention, when two column high-speed rails bump against, hitch 8 is impacted, swollen
Pipe 82 is stretched out relative to coupler body 81, completes first time energy-absorbing；Also, linkage structure has to be determined with tube expansion 82 axially position
Bit architecture；After tube expansion 82 is stretched out relative to coupler body 81, tube expansion 82 drives guide pipe 7 and retreats support 5 and slides, shear pin
4 fractures move so that retreating support 5 to the direction far from hitch mounting plate 1, and locking component unlocks locking system 3, locking system
3 unlock hitch mounting plates 1；Hitch mounting plate 1 slides in energy-absorbing cavity under the influence of the impact force, and to compression energy-absorbing unit
6 movements complete second of energy-absorbing by compressing the compression of energy-absorbing unit 6.Car body collision energy-absorbing dress provided in an embodiment of the present invention
It sets, effectively increases energy-absorbing effect, ensure that the security of the lives and property of passenger.
Shown in as shown in Figure 2, Figure 3 and Figure 4, after shear pin 4 is broken, the first shear pin portion being fixed in body construction 2 is formed
Divide 41 and is fixed on the second shearing pin part 42 retreated in support 5.
In the present embodiment, locking system 3 be can relative to the rotatably trapezoid block of body construction 2, hitch mounting plate 1
End face is tilted along close to the direction of compression energy-absorbing unit 6 to the direction close to hitch 8；In the case where locking system 3 is in lockup state,
The big end of trapezoid block is contacted with support 5 is retreated, and a side of trapezoid block is contacted with the end face of hitch mounting plate 1, trapezoid block
Another side is contacted with locking component；After retreating support 5 and separating with trapezoid block, trapezoid block can be relative to body construction 2
It rotates and is separated with hitch mounting plate 1.After retreating support 5 far from hitch mounting plate 1, another side of trapezoid block and locking
Component separation, trapezoid block can be rotated relative to body construction 2, so that a side of trapezoid block and hitch mounting plate 1
End face separation so that hitch mounting plate 1 can under the influence of the impact force to compression energy-absorbing unit 6 move.
Wherein, due to the end face of hitch mounting plate 1 along close to compression energy-absorbing unit 6 direction to close to hitch 8 direction
Inclination, when a side of trapezoid block and the end face of hitch mounting plate 1 contact, trapezoid block limits the movement of hitch mounting plate 1.
Preferably, a side of above-mentioned trapezoid block contacts and another side of trapezoid block with the end face of hitch mounting plate 1
It is plane-plane contact that face is contacted with locking component.
In order to further increase stability, the section of trapezoid block is right-angled trapezium；The oblique waist of right-angled trapezium is located at trapezoid block
On the side contacted with the end face of hitch mounting plate 1；The right angle waist of right-angled trapezium is located at the side that trapezoid block is contacted with locking component
On face；Locking component is the limited block between trapezoid block and body construction 2.
Car body collision energy absorption device provided in an embodiment of the present invention, further includes the opening for being set to energy-absorbing cavity, is used for
Limitation hitch mounting plate 1 skids off the retention bead of energy-absorbing cavity.By the way that retention bead is arranged, hitch mounting plate 1 is effectively increased
Structural stability, do not limit hitch mounting plate 1 in the intracorporal normal sliding of energy-absorbing chamber yet.
Further, the quantity of retention bead is two and is symmetrically disposed on the two sides of the opening of energy-absorbing cavity.Pass through
Above-mentioned setting, effectively increases stability.Ring structure can also be set by retention bead, so that retention bead is along energy-absorbing chamber
The inner wall of the opening of body is arranged.
In the present embodiment, linkage structure is that the guide pipe 7 of compression energy-absorbing unit 6 is fixedly connected with and run through with retrogressing support 5,
Guide pipe 7 is sheathed on the outside of tube expansion 82.It is effectively kept away by above-mentioned setting so that guide pipe 7 provides guiding operation to tube expansion 82
Exempt from the external situation of tube expansion 82, further improves energy-absorbing stability.
In the present embodiment, there are the avoid holes passed through for guide pipe 7 and tube expansion 82 in the back plate of energy-absorbing cavity.By above-mentioned
Setting retreats during support 5 moves to compression energy-absorbing unit 6 so that guide pipe 7 and tube expansion 82 drive, can be directly through
Avoid holes effectively increase structural stability, also, reduce the length requirement of energy-absorbing cavity, and then improve stable structure
Property.
In order to ensure the axially position of guide pipe 7 and tube expansion 82, the location structure of guide pipe 7 is cascaded surface；Tube expansion 82
Outer surface has can be with the mutually matched shaft shoulder structure of cascaded surface.It can also be by the closed at one end of guide pipe 7, in tube expansion 82
After the closing end in contact of end and guide pipe 7, the axially position of guide pipe 7 and tube expansion 82 is completed.
Wherein, in the state of 3 locking hitch mounting plate 1 of locking system and retrogressing support 5 and the contact of hitch mounting plate 1,
There is a distance, in order to make tube expansion 82 relative to coupler body between the cascaded surface of guide pipe 7 and the shaft shoulder of tube expansion 82
After 81 stretch out completion first time energy-absorbing, then hitch mounting plate 1 is unlocked, to complete second of energy-absorbing operation.
The distance between the cascaded surface of guide pipe 7 and the shaft shoulder of tube expansion 82 are specific according to not done depending on actual demand herein
It limits.
Further, the quantity of locking system 3 is two and is symmetrically disposed on the both ends of hitch mounting plate 1.By above-mentioned
Setting, effectively increases the stability of locking hitch mounting plate 1, also ensures that hitch mounting plate 1 in the unlocked state can be
The intracorporal smooth sliding of energy-absorbing chamber.
The embodiment of the invention also provides a kind of vehicle, including car body collision energy absorption device, car body collision energy absorption device is
Such as above-mentioned any car body collision energy absorption device.Since above-mentioned car body collision energy absorption device has above-mentioned technique effect, have upper
The vehicle for stating car body collision energy absorption device should also have similarly technical effect, and not repeated them here.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (10)
1. a kind of car body collision energy absorption device, including hitch (8), hitch mounting plate (1) and body construction (2)；The hitch (8)
Retractable tube expansion (82) is inhaled including coupler body (81) and relative to the coupler body (81), the coupler body (81) sets
It is placed on the hitch mounting plate (1)；
It is characterized in that, having energy-absorbing cavity, the hitch mounting plate (1) and the tube expansion (82) on the body construction (2)
In the energy-absorbing cavity；
It further include being set to the intracorporal compression energy-absorbing unit (6) of the energy-absorbing chamber, relative to vehicle described in the energy-absorbing cavity locking
The locking system (3) of hook mounting plate (1), after being set between the hitch mounting plate (1) and the compression energy-absorbing unit (6)
Move back support (5) and the connection body construction (2) and the shear pin (4) retreated between support (5)；
One end of compression energy-absorbing unit (6) and the back plate of the energy-absorbing cavity offset；The retrogressing support (5) is slideably
It is set in the energy-absorbing cavity, the retrogressing support (5) has locking component and linkage structure, and the locking component is separate
The hitch mounting plate (1) unlocks the locking system (3) afterwards, and the linkage structure has and the tube expansion (82) axially position
Location structure；When the tube expansion (82) drive the guide pipe (7) and the retrogressing support (5) is slided, the shear pin
(4) it is broken.
2. car body collision energy absorption device as described in claim 1, which is characterized in that the locking system (3) is can be opposite
In the body construction (2) rotatably trapezoid block, the end face of the hitch mounting plate (1) is along close to the compression energy-absorbing unit
(6) direction is tilted to the direction close to the hitch (8)；
In the case where the locking system (3) is in lockup state, the big end of the trapezoid block is contacted with the retrogressing support (5), institute
A side for stating trapezoid block is contacted with the end face of the hitch mounting plate (1), another side of the trapezoid block with it is described
Locking component contact；
After the retrogressing support (5) separates with the trapezoid block, the trapezoid block can be revolved relative to the body construction (2)
Turn and is separated with the hitch mounting plate (1).
3. car body collision energy absorption device as claimed in claim 2, which is characterized in that the section of the trapezoid block is right angle ladder
Shape；
The oblique waist of the right-angled trapezium is located on the side that the trapezoid block is contacted with the end face of the hitch mounting plate (1)；Institute
The right angle waist for stating right-angled trapezium is located on the side that the trapezoid block is contacted with the locking component；
The locking component is the limited block between the trapezoid block and the body construction (2).
4. car body collision energy absorption device as described in claim 1, which is characterized in that further include being set to the energy-absorbing cavity
Opening skids off the retention bead of the energy-absorbing cavity for limiting the hitch mounting plate (1).
5. car body collision energy absorption device as claimed in claim 4, which is characterized in that the quantity of the retention bead be two and
It is symmetrically disposed on the two sides of the opening of the energy-absorbing cavity.
6. car body collision energy absorption device as described in claim 1, which is characterized in that the linkage structure is and the retrogressing is propped up
Seat (5) is fixedly connected and through the guide pipe (7) of compression energy-absorbing unit (6), and the guide pipe (7) is sheathed on the tube expansion
(82) outside.
7. car body collision energy absorption device as claimed in claim 6, which is characterized in that have in the back plate of the energy-absorbing cavity and supply
The avoid holes that the guide pipe (7) and the tube expansion (82) pass through.
8. car body collision energy absorption device as claimed in claim 6, which is characterized in that the location structure of the guide pipe (7) is
Cascaded surface；
The outer surface of the tube expansion (82) has can be with the mutually matched shaft shoulder structure of the cascaded surface.
9. such as the described in any item car body collision energy absorption devices of claim 1-8, which is characterized in that the locking system (3)
Quantity is two and is symmetrically disposed on the both ends of the hitch mounting plate (1).
10. a kind of vehicle, including car body collision energy absorption device, which is characterized in that the car body collision energy absorption device is such as right
It is required that the described in any item car body collision energy absorption devices of 1-9.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910141398.3A CN109703591A (en) | 2019-02-26 | 2019-02-26 | Vehicle and its car body collision energy absorption device |
| SG11202007588WA SG11202007588WA (en) | 2019-02-26 | 2020-02-25 | Vehicle and vehicle body collision energy absorbing device thereof |
| PCT/CN2020/076621 WO2020173436A1 (en) | 2019-02-26 | 2020-02-25 | Vehicle and vehicle body collision energy absorption device thereof |
| RS20231090A RS64841B1 (en) | 2019-02-26 | 2020-02-25 | Vehicle and vehicle body collision energy absorption device thereof |
| HUE20754132A HUE063554T2 (en) | 2019-02-26 | 2020-02-25 | Vehicle and vehicle body collision energy absorption device thereof |
| EP20754132.7A EP3741643B1 (en) | 2019-02-26 | 2020-02-25 | Vehicle and vehicle body collision energy absorption device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910141398.3A CN109703591A (en) | 2019-02-26 | 2019-02-26 | Vehicle and its car body collision energy absorption device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109703591A true CN109703591A (en) | 2019-05-03 |
Family
ID=66265121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910141398.3A Pending CN109703591A (en) | 2019-02-26 | 2019-02-26 | Vehicle and its car body collision energy absorption device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109703591A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2020173436A1 (en) * | 2019-02-26 | 2020-09-03 | 中车长春轨道客车股份有限公司 | Vehicle and vehicle body collision energy absorption device thereof |
| CN111976780A (en) * | 2020-08-28 | 2020-11-24 | 中车大同电力机车有限公司 | Central coupler suitable for collision energy management system and locomotive with same |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020173436A1 (en) * | 2019-02-26 | 2020-09-03 | 中车长春轨道客车股份有限公司 | Vehicle and vehicle body collision energy absorption device thereof |
| CN111976780A (en) * | 2020-08-28 | 2020-11-24 | 中车大同电力机车有限公司 | Central coupler suitable for collision energy management system and locomotive with same |
| CN111976780B (en) * | 2020-08-28 | 2021-10-29 | 中车大同电力机车有限公司 | Central coupler suitable for collision energy management system and locomotive with same |
| WO2022042161A1 (en) * | 2020-08-28 | 2022-03-03 | 中车大同电力机车有限公司 | Central coupler applicable to collision energy management system and locomotive having same |
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