CN109353363A - Rail vehicle and its collision energy-absorbing device - Google Patents
Rail vehicle and its collision energy-absorbing device Download PDFInfo
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- CN109353363A CN109353363A CN201811039696.3A CN201811039696A CN109353363A CN 109353363 A CN109353363 A CN 109353363A CN 201811039696 A CN201811039696 A CN 201811039696A CN 109353363 A CN109353363 A CN 109353363A
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- energy
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- absorbing device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F1/00—Underframes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61F—RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES; RAIL VEHICLES FOR USE ON TRACKS OF DIFFERENT WIDTH; PREVENTING DERAILING OF RAIL VEHICLES; WHEEL GUARDS, OBSTRUCTION REMOVERS OR THE LIKE FOR RAIL VEHICLES
- B61F19/00—Wheel guards; Bumpers; Obstruction removers or the like
- B61F19/04—Bumpers or like collision guards
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
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Abstract
The present invention provides a kind of collision energy-absorbing device and with its rail vehicle, level-one endergonic structure is with spaced at least two energy-absorbings chamber；Second level endergonic structure includes at least two spaced energy absorbing tubes, and the first end of energy absorbing tube is connected to be connected with level-one endergonic structure；Wherein, energy absorbing tube is hollow structure, has the first induction portion on energy absorbing tube.The structure of the energy absorbing tube structure is simple, and due to having the first induction portion, when colliding, energy absorbing tube is first in the position distortions that the first induction portion is arranged, so that the deformation of energy absorbing tube is in controllable state, avoids the other parts of track train that uncontrollable deformation occurs and threaten the personal safety of occupant.Therefore, this programme improves the anti-collision energy of collision energy-absorbing device.
Description
Technical field
The present invention relates to rail vehicle technical fields, in particular to a kind of rail vehicle and its collision energy-absorbing device.
Background technique
With the high speed development in the fields such as China's rail traffic, while facilitating people to go on a journey, operational safety problem
It is increasingly valued by people.The usual passenger capacity of the rail traffic vehicles such as subway is big, and the speed of service is fast, once it collides
Accident often results in biggish casualties and property loss.Even if the accidents such as the train from overtaking collision occurred in recent years absolutely prove
A series of measures is taken in terms of the active defenses such as signal control, management and running and processing management, the collision accident of train is also
It is to be avoided by completely, in such cases, the passive security as the ultimate bodyguard of the passenger security of the lives and property protects dress
The performance set just is particularly important.
The energy that statistics shows that rail traffic vehicles etc. need to absorb in collision process is big, therefore, the suction of rail vehicle
The collision performance of energy component is the important indicator for measuring its quality.And as rail traffic vehicles constantly raise speed, to energy absorbing component
Collision performance requirement it is also higher and higher, the collision performance of rail vehicle energy absorbing component is unable to satisfy and needs instantly in the related technology
It asks.
The technical issues of being unable to satisfy demand instantly for the collision performance of rail vehicle energy absorbing component in the related technology, still
It is not resolved scheme.
Summary of the invention
The present invention provides a kind of collision energy-absorbing device and the rail vehicle with it, to solve rail vehicle in the prior art
The collision performance of energy absorbing component is unable to satisfy the problem of demand instantly.
To solve the above-mentioned problems, according to an aspect of the invention, there is provided a kind of collision energy-absorbing of rail vehicle fills
Set, including level-one endergonic structure, connect for the edge beam of underframe with rail vehicle, level-one endergonic structure have it is spaced extremely
Few two energy-absorbing chambers；Second level endergonic structure, second level endergonic structure include at least two spaced energy absorbing tubes, and the of energy absorbing tube
One end is connected to be connected with level-one endergonic structure；Wherein, energy absorbing tube is hollow structure, has the first induction portion on energy absorbing tube.
Further, energy absorbing tube includes the first tube body and the second tube body, and the first tube body and the second tube body splice.
Further, the first tube body is U-shaped structure, and the first tube body includes the first bottom wall and two the first side walls, the
Two tube bodies be U-shaped structure, the second tube body include the second bottom wall and two second sidewalls, two the first side walls respectively with two
Second sidewall is connected to each other.
Further, energy absorbing tube includes at least two adjacent side walls, is connected between two adjacent walls and forms folding
Turn of bilge, the first induction portion are arranged at least one bending part of energy absorbing tube.
Further, the first induction portion includes induction hole, and induction hole is through-hole.
Further, the cross section of energy absorbing tube is rectangle, and the first induction portion includes at least one set of induction hole, every group of induction hole
Along plane being provided at circumferentially spaced in energy absorbing tube of the axis perpendicular to energy absorbing tube.
Further, the first induction portion includes multiple groups induction hole, and multiple groups induction hole is set along the extending direction interval of energy absorbing tube
It sets.
Further, also there is the second induction portion, the second induction portion is arranged on the side wall of energy absorbing tube on energy absorbing tube.
Further, the second induction portion is mutually recessed to form recessed portion relative to the side wall of energy absorbing tube.
Further, the cross section of energy absorbing tube is rectangle, and the second induction portion is two, and two the second induction portions are in energy absorbing tube
Side wall on be oppositely disposed.
Further, level-one endergonic structure includes end carriage, and the both ends of end carriage are respectively used to the edge beam of underframe with rail vehicle
Connection, the end carriage vertical plate that end carriage has end carriage bottom plate and is connected with end carriage bottom plate, end carriage vertical plate are vertically arranged and at end carriage bottoms
Energy-absorbing chamber is surrounded on plate.
Further, the collision energy-absorbing device of rail vehicle further includes end energy-absorbing cylinder, and end energy-absorbing cylinder includes the
The middle part of one energy-absorbing cylinder, end carriage bottom plate has the first cylinder mounting hole a, and the first energy-absorbing cylinder is arranged in the first cylinder mounting hole
It is mutually welded in a and with end carriage bottom plate.
It further, further include three-level endergonic structure, three-level endergonic structure is connected with the second end of energy absorbing tube, and three-level is inhaled
Energy structure includes backstop beam, and the both ends of backstop beam are respectively used to connect with the edge beam of underframe of rail vehicle.
According to another aspect of the present invention, a kind of rail vehicle, including collision energy-absorbing device, collision energy-absorbing device are provided
For claim to any one of collision energy-absorbing device.
It applies the technical scheme of the present invention, level-one endergonic structure has spaced at least two energy-absorbings chamber；Second level is inhaled
Energy structure includes at least two spaced energy absorbing tubes, and the first end of energy absorbing tube is connected to be connected with level-one endergonic structure；
Wherein, energy absorbing tube is hollow structure, has the first induction portion on energy absorbing tube.The structure of the energy absorbing tube structure is simple, and due to tool
There is the first induction portion, when colliding, energy absorbing tube is first in the position distortions that the first induction portion is arranged, so that the change of energy absorbing tube
Shape is in controllable state, avoids the other parts of track train that uncontrollable deformation occurs and the person of occupant is threatened to pacify
Entirely.Therefore, this programme improves the anti-collision energy of collision energy-absorbing device.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide further understanding of the present invention, and of the invention shows
Examples and descriptions thereof are used to explain the present invention for meaning property, does not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 shows the structural schematic diagram of collision energy-absorbing device according to the present invention；
Fig. 2 shows the schematic perspective views of the energy absorbing tube of collision energy-absorbing device according to the present invention；
Fig. 3 shows the schematic view of the front view of the energy absorbing tube of collision energy-absorbing device according to the present invention；
Fig. 4 shows the overlooking structure diagram of the energy absorbing tube of collision energy-absorbing device according to the present invention；
Fig. 5 shows the section structure diagram of the energy absorbing tube of collision energy-absorbing device according to the present invention.
Wherein, the above drawings include the following reference numerals:
10, level-one endergonic structure；11, end carriage；111, end carriage bottom plate；112, end carriage vertical plate；111a, the installation of the first cylinder
Hole；113, energy-absorbing chamber；20, second level endergonic structure；21, energy absorbing tube；213, the first induction portion；214, the first tube body；215,
Two tube bodies；216, the second induction portion；30, three-level endergonic structure；31, backstop beam；40, edge beam of underframe.
Specific embodiment
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.Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Below
Description only actually at least one exemplary embodiment be it is illustrative, never as to the present invention and its application or make
Any restrictions.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall within the protection scope of the present invention.
As shown in Figures 1 to 5, the present invention provides a kind of collision energy-absorbing devices of rail vehicle, including level-one energy-absorbing knot
Structure 10 is connect for the edge beam of underframe 40 with rail vehicle, and level-one endergonic structure 10 has spaced at least two energy-absorbing
Chamber 113；Second level endergonic structure 20, second level endergonic structure 20 include at least two spaced energy absorbing tubes 21, energy absorbing tube 21
First end is connected to be connected with level-one endergonic structure 10；Wherein, energy absorbing tube 21 is hollow structure, has first on energy absorbing tube 21
Induction portion 213.
Level-one endergonic structure of the invention has spaced at least two energy-absorbings chamber；Second level endergonic structure includes at least
Two spaced energy absorbing tubes, the first end of energy absorbing tube is connected to be connected with level-one endergonic structure；Wherein, during energy absorbing tube is
Hollow structure has the first induction portion on energy absorbing tube.The structure of the energy absorbing tube structure is simple, and due to having the first induction portion,
When colliding, energy absorbing tube is first in the position distortions that the first induction portion is arranged, so that the deformation of energy absorbing tube is in controllable state,
It avoids the other parts of track train that uncontrollable deformation occurs and threatens the personal safety of occupant.Therefore, the present invention mentions
The anti-collision energy of collision energy-absorbing device is risen.
The energy absorbing tube of such energy-absorbing chamber and second level endergonic structure 20 that level-one endergonic structure 10 is set in rail vehicle end
21 design, so that the end of rail vehicle at least forms double energy-absorbing guarantee, i.e., when rail vehicle is collided, level-one is inhaled
Certain touch can be absorbed in the energy absorbing tube 21 of the energy spaced at least two energy-absorbings chamber of structure 10 and second level endergonic structure 20
It hits energy and energy-absorbing deformation occurs, and then improve the collision performance of rail vehicle, guarantee the personal safety of passenger.In addition,
When vehicle collides, since endergonic structure is to be arranged step by step, every grade endergonic structure can deformation occurs step by step, so that endergonic structure
Deformation in controllable range, avoid the structure of train cause it is uncontrollable deformation and influence occupant safety.
According to one embodiment of present invention, as shown in Fig. 2, energy absorbing tube 21 includes the first tube body 214 and the second tube body
Portion 215, the first tube body 214 and the splicing of the second tube body 215.Two tube bodies have mutually been spliced to form the energy-absorbing with cavity
Pipe mutually splices the first tube body 214 with the second tube body 215 in processing, and welds in stitching portion.Such structure type
Structure is simple, is conducive to modularized design, so as to reduce cost, and improves processing efficiency.
Specifically, the first tube body 214 is U-shaped structure, and the first tube body 214 includes the first bottom wall and two the first sides
Wall, the second tube body 215 are U-shaped structure, and the second tube body 215 includes the second bottom wall and two second sidewalls, two the first sides
Wall is connected to each other with two second sidewalls respectively.
In the present embodiment, the first tube body 214 and the second tube body 215 are U-shaped structure and are arranged symmetrically.First tube body
The two side walls of portion 214 and the second tube body 215 are connected to each other correspondingly.Such design is so that place to be welded formation one is flat
Whole plane is conducive to the progress of welding, convenient for improving production efficiency.The first tube body 214 being arranged symmetrically and the second tube body
The structure in portion 215 is identical, is conducive to produce in batches, reduces cost.
In the present invention, as shown in Fig. 2, energy absorbing tube 21 includes at least two adjacent side walls, phase between two adjacent walls
Bending part is connected and is formed, the first induction portion 213 is arranged at least one bending part of energy absorbing tube 21.In the folding of energy absorbing tube 21
The first induction portion 213 is arranged in turn of bilge, forms collision-induced structure.When track train collides, it is arranged on energy absorbing tube 21
First induction portion 213 can be deformed prior to overall structure, so that the deformation of energy absorbing tube 21 is controllable, avoid track train its
He partially occurs uncontrollable deformation and threatens the personal safety of occupant.First induction portion 213 is arranged in bending part, is easy to
Processing, so as to improve production efficiency.Preferably, the energy absorbing tube cross section in the present embodiment is rectangle, the energy absorbing tube of rectangle
Torsional property is good, can be further improved the safety of collision energy-absorbing structure.
In the present embodiment, it is preferable that as shown in Figure 2, Figure 3 and Figure 4, the first induction portion 213 includes induction hole, and induction hole is
Through-hole.Induction hole is through-hole, is easily worked.
As shown in Figures 2 to 4, the first induction portion 213 includes at least one set of induction hole, and every group of induction hole is along perpendicular to energy-absorbing
The plane of the axis of pipe 21 is provided at circumferentially spaced energy absorbing tube 21.
The multiple induction holes of setting are spaced on energy absorbing tube 21 perpendicular to the plane of the axis of energy absorbing tube 21 along each, it is multiple
Induction hole is uniformly distributed along the circumferential direction of energy absorbing tube 21.When colliding, in the equally distributed induction hole of the circumferential direction of energy absorbing tube 21
So that energy absorbing tube 21 is substantially flat-folded along one, deform more controllable.
In a preferred example, the first induction portion 213 includes that multiple groups induce hole, and multiple groups induce hole along energy absorbing tube 21
The setting of extending direction interval.
Multiple groups induction hole is spaced setting on energy absorbing tube 21, and primary deformation occurs when colliding, at every group of induction hole,
Multiple groups induce the setting in hole, allow energy absorbing tube 21 to occur repeatedly to deform, improve the ability of the energy-absorbing of energy absorbing tube 21.
As shown in Fig. 2, Fig. 3 and Fig. 5, also there is the second induction portion 216 on energy absorbing tube 21, the setting of the second induction portion 216 exists
On the side wall of energy absorbing tube 21.Preferably, in the present embodiment, the second induction portion 216 is mutually recessed relative to the side wall of energy absorbing tube 21
Form recessed portion.
As shown in Figures 2 and 3, in one embodiment, the axis of the first induction portion 213 and the second induction portion 216 is hanging down
Directly on the same plane of the extending direction of energy absorbing tube 21.On the basis of the first induction portion 213, the second induction portion 216 is set
It sets, is conducive to a weaker inductive site formed here, so that can deform prior to other parts herein.
As shown in figure 5, in one embodiment, the cross section of energy absorbing tube 21 is rectangle, the second induction portion 216 is two,
Two the second induction portions 216 are oppositely disposed on the side wall of energy absorbing tube 21.First tube body 214 is U-shaped structure, the first tube body
Portion 214 includes the first bottom wall and two the first side walls.Second tube body 215 is U-shaped structure, and the second tube body 215 includes second
Bottom wall and two second sidewalls.Two the first side walls are connected to each other with two second sidewalls respectively, and the second induction portion 216 is respectively set
On the first bottom wall and the second bottom wall.
Preferably, the second induction portion 216 is the groove to 21 inner recess of energy absorbing tube, bottom wall and the energy absorbing tube 21 of groove
Side wall is parallel, and the side wall of groove is inclined surface, and the cross section of groove is trapezoidal.
In an optional technical solution, as shown in Figure 1, level-one endergonic structure 10 include end carriage 11, the two of end carriage 11
End is respectively used to connect with the edge beam of underframe 40 of rail vehicle, wherein and end carriage 11 has end carriage bottom plate 111 and end carriage vertical plate 112,
End carriage vertical plate 112 is vertically arranged on end carriage bottom plate 111 and surrounds energy-absorbing chamber on end carriage bottom plate 111.It is such to enable end carriage vertical plate
112 are vertically arranged on end carriage bottom plate 111 and design, so that level-one endergonic structure 10 is naturally formd with energy-absorbing effect
Energy-absorbing chamber 113, and then improve rail vehicle collision performance, ensure the personal safety of occupant.That is, in level-one energy-absorbing
When structure 10 is travelled the impact pressure on opposite direction by rail vehicle, energy-absorbing chamber is under pressure, and deformation occurs to absorb collision and squeeze
Pressure, and then ensure the personal safety of occupant.
Collision energy-absorbing device further includes end energy-absorbing cylinder, is illustrated below for end energy-absorbing cylinder:
In the present embodiment, energy-absorbing cylinder in end includes the first energy-absorbing cylinder, and the middle part of end carriage bottom plate 111 has first
Cylinder mounting hole 111a, the first energy-absorbing cylinder are arranged in the first cylinder mounting hole 111a and weld with 111 phase of end carriage bottom plate.This
It kind enables the middle part of end carriage bottom plate 111 that the design of first cylinder mounting hole 111a is set, the first energy-absorbing cylinder is enabled to pass through the
One cylinder mounting hole 111a and end carriage bottom plate 111 weld, and reinforce the bonding strength of end energy-absorbing cylinder and end end carriage 11, in turn
The bonding strength for increasing the end skeleton of rail vehicle, protects the personal safety of passenger.
Collision energy-absorbing device further includes three-level endergonic structure 30, is illustrated below for three-level endergonic structure 30:
As shown in Figure 1, Figure 2 and Figure 4, in the present embodiment, three-level endergonic structure 30 is connected with the second end of energy absorbing tube 21
It connects.Specifically, three-level endergonic structure 30 includes backstop beam 31, the both ends of backstop beam 31 are respectively used to the chassis side with rail vehicle
Beam 40 connects, and the second end of energy absorbing tube 21 is connected with backstop beam 31.Such design increases the connection relationship of energy absorbing tube 21,
Even energy absorbing tube 21 is indirectly connected with relationship by stop beam and the formation of edge beam of underframe 40, avoid energy absorbing tube 21 when being collided power
The case where positional shift occurs, and then causes discontinuity equalization that can not carry out controllable deformation generation.In addition, the design also increases
Rail vehicle collision performance, i.e. rail vehicle be collided power when, stop beam is capable of providing the support force to contend with impact force,
To reduce the deformation degree of rail vehicle, further, energy-absorbing deformation, which occurs, for stop beam can also absorb certain collision energy.
The present invention also provides a kind of rail vehicles, including collision energy-absorbing device, wherein collision energy-absorbing device is above-mentioned reality
The collision energy-absorbing device of example offer is provided.
Using the technical solution of the present embodiment, so that the end of rail vehicle at least forms double energy-absorbing guarantee, i.e., it is in-orbit
When road vehicle is collided, certain collision is can be absorbed in the energy absorbing tube 21 of level-one endergonic structure 10 and second level endergonic structure 20
Energy-absorbing deformation occurs for energy, and then improves the collision performance of rail vehicle, guarantees the personal safety of passenger.
These are only the preferred embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For member, the invention may be variously modified and varied.All within the spirits and principles of the present invention, it is made it is any modification,
Equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
Unless specifically stated otherwise, positioned opposite, the digital table of the component and step that otherwise illustrate in these embodiments
It is not limited the scope of the invention up to formula and numerical value.Simultaneously, it should be appreciated that for ease of description, each portion shown in attached drawing
The size divided not is to draw according to actual proportionate relationship.For technology, side known to person of ordinary skill in the relevant
Method and equipment may be not discussed in detail, but in the appropriate case, and the technology, method and apparatus should be considered as authorizing explanation
A part of book.In shown here and discussion all examples, any occurrence should be construed as merely illustratively, and
Not by way of limitation.Therefore, the other examples of exemplary embodiment can have different values.It should also be noted that similar label
Similar terms are indicated in following attached drawing with letter, therefore, once it is defined in a certain Xiang Yi attached drawing, then subsequent attached
It does not need that it is further discussed in figure.
In the description of the present invention, it is to be understood that, the noun of locality such as " front, rear, top, and bottom, left and right ", " it is laterally, vertical,
Vertically, orientation or positional relationship indicated by level " and " top, bottom " etc. is normally based on orientation or position shown in the drawings and closes
System, is merely for convenience of description of the present invention and simplification of the description, in the absence of explanation to the contrary, these nouns of locality do not indicate that
It must have a particular orientation or be constructed and operated in a specific orientation with the device or element for implying signified, therefore cannot manage
Solution is limiting the scope of the invention；The noun of locality " inside and outside " refers to inside and outside the profile relative to each component itself.
For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices
It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and
" in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation), and
And respective explanations are made to the opposite description in space used herein above.
In addition, it should be noted that, limiting components using the words such as " first ", " second ", it is only for be convenient for
Corresponding components are distinguished, do not have Stated otherwise such as, there is no particular meanings for above-mentioned word, therefore should not be understood as to this
The limitation of invention protection scope.
Claims (14)
1. a kind of collision energy-absorbing device of rail vehicle characterized by comprising
Level-one endergonic structure (10) is connect, the level-one endergonic structure for the edge beam of underframe (40) with the rail vehicle
(10) there is spaced at least two energy-absorbings chamber (113)；
Second level endergonic structure (20), the second level endergonic structure (20) include at least two spaced energy absorbing tubes (21), institute
The first end for stating energy absorbing tube (21) is connected to be connected with the level-one endergonic structure (10)；
Wherein, the energy absorbing tube (21) is hollow structure, has the first induction portion (213) on the energy absorbing tube (21).
2. collision energy-absorbing device according to claim 1, which is characterized in that the energy absorbing tube (21) includes the first tube body
(214) splice with the second tube body (215), first tube body (214) and second tube body (215).
3. collision energy-absorbing device according to claim 2, which is characterized in that first tube body (214) is U-shaped knot
Structure, first tube body (214) include the first bottom wall and two the first side walls, and second tube body (215) is U-shaped knot
Structure, second tube body (215) include the second bottom wall and two second sidewalls, two the first side walls respectively with two institutes
Second sidewall is stated to be connected to each other.
4. collision energy-absorbing device according to claim 1, which is characterized in that the energy absorbing tube (21) includes at least two phases
Adjacent side wall is connected between two adjacent walls and forms bending part, and first induction portion (213) is arranged in the energy-absorbing
At at least one bending part for managing (21).
5. collision energy-absorbing device according to claim 4, which is characterized in that first induction portion (213) includes induction
Hole, the induction hole are through-hole.
6. collision energy-absorbing device according to claim 4, which is characterized in that the cross section of the energy absorbing tube (21) is square
Shape, first induction portion (213) include at least one set of induction hole, and induction hole is along perpendicular to the energy absorbing tube (21) described in every group
Axis plane being provided at circumferentially spaced in the energy absorbing tube (21).
7. collision energy-absorbing device according to claim 6, which is characterized in that first induction portion (213) includes multiple groups
Hole is induced, induction hole described in multiple groups is arranged along the extending direction interval of the energy absorbing tube (21).
8. collision energy-absorbing device according to claim 4, which is characterized in that also have second to lure on the energy absorbing tube (21)
It leads portion (216), second induction portion (216) is arranged on the side wall of the energy absorbing tube (21).
9. collision energy-absorbing device according to claim 8, which is characterized in that second induction portion (216) is relative to institute
The side wall for stating energy absorbing tube (21) mutually is recessed to form recessed portion.
10. collision energy-absorbing device according to claim 9, which is characterized in that the cross section of the energy absorbing tube (21) is square
Shape, second induction portion (216) are two, and two the second induction portions (216) are opposite on the side wall of the energy absorbing tube (21)
Ground setting.
11. collision energy-absorbing device according to claim 1, which is characterized in that the level-one endergonic structure (10) includes end
Beam (11), the both ends of the end carriage (11) are respectively used to connect with the edge beam of underframe of the rail vehicle (40), the end carriage
(11) with end carriage bottom plate (111) and the end carriage vertical plate (112) being connected with the end carriage bottom plate (111), the end carriage vertical plate
(112) it is vertically arranged and surrounds the energy-absorbing chamber (113) on the end carriage bottom plate (111).
12. collision energy-absorbing device according to claim 11, which is characterized in that the collision energy-absorbing device of the rail vehicle
It further include end energy-absorbing cylinder, the end energy-absorbing cylinder includes the first energy-absorbing cylinder, and the middle part of the end carriage bottom plate (111) has
Have the first cylinder mounting hole (111a), the first energy-absorbing cylinder be arranged in the first cylinder mounting hole (111a) and with institute
End carriage bottom plate (111) is stated mutually to weld.
13. collision energy-absorbing device according to claim 1, which is characterized in that it further include three-level endergonic structure (30), it is described
Three-level endergonic structure (30) is connected with the second end of the energy absorbing tube (21), and the three-level endergonic structure (30) includes backstop beam
(31), the both ends of the backstop beam (31) are respectively used to connect with the edge beam of underframe of the rail vehicle (40).
14. a kind of rail vehicle, including collision energy-absorbing device, which is characterized in that the collision energy-absorbing device be claim 1 to
Collision energy-absorbing device described in any one of 13.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201811039696.3A CN109353363A (en) | 2018-09-06 | 2018-09-06 | Rail vehicle and its collision energy-absorbing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811039696.3A CN109353363A (en) | 2018-09-06 | 2018-09-06 | Rail vehicle and its collision energy-absorbing device |
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| CN109353363A true CN109353363A (en) | 2019-02-19 |
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| CN201811039696.3A Pending CN109353363A (en) | 2018-09-06 | 2018-09-06 | Rail vehicle and its collision energy-absorbing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110598341A (en) * | 2019-09-18 | 2019-12-20 | 西南交通大学 | Design method of induced energy absorption device |
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| CN110598341A (en) * | 2019-09-18 | 2019-12-20 | 西南交通大学 | Design method of induced energy absorption device |
| CN110598341B (en) * | 2019-09-18 | 2022-08-05 | 西南交通大学 | Design method of induced energy absorption device |
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