CN106004918A - Railway vehicle energy absorption unit beam - Google Patents
Railway vehicle energy absorption unit beam Download PDFInfo
- Publication number
- CN106004918A CN106004918A CN201610364621.7A CN201610364621A CN106004918A CN 106004918 A CN106004918 A CN 106004918A CN 201610364621 A CN201610364621 A CN 201610364621A CN 106004918 A CN106004918 A CN 106004918A
- Authority
- CN
- China
- Prior art keywords
- unit beam
- absorbing unit
- energy
- rail vehicle
- vehicle energy
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vibration Dampers (AREA)
Abstract
The invention provides a railway vehicle energy absorption unit beam which comprises an energy absorption unit beam body, a first blocking board and a second blocking board, wherein the first blocking board and the second blocking board are arranged at the two ends of the energy absorption unit beam body correspondingly. The energy absorption unit beam body is a columnar cavity. A plurality of deformation induction boards are arranged in the cavity in the direction parallel to the first blocking board or the second blocking board, and the deformation induction boards are used for inducing the railway vehicle energy absorption unit beam to wrinkle when the railway vehicle energy absorption unit beam is pressed. Two V-shaped induction parts used for inducing the energy absorption unit beam body to generate controllable plastic deformation are symmetrically arranged at one end of the cavity. According to the railway vehicle energy absorption unit beam, the energy absorption capacity of the energy absorption unit beam is improved, and the traveling safety and comfort of a driver and passengers are improved. In addition, design change of the railway vehicle energy absorption unit beam can be achieved according to the energy absorption amount, and the design and production cost is low.
Description
Technical field
The present invention relates to rail vehicle technology, particularly relate to a kind of rail vehicle energy-absorbing unit beam.
Background technology
Along with society and expanding economy, safety is increasingly paid close attention to by people by bus.Rail vehicle
As one of popular vehicles, its safety concerns huge numbers of families especially.Energy-absorbing unit beam conduct
The passive energy absorbing component that rail vehicle is main, when train collides, energy-absorbing unit beam can not only relax
The shock and vibration amplitude of train, and when can absorb train shock, produced energy is to ensure driver
With the safety of passenger, the main part of train will not be damaged simultaneously.Therefore the design to it seems
Particularly important.
Fig. 1 is a kind of existing energy-absorbing unit girder construction schematic diagram, is illustrated in figure 1 cross section for " day "
The column structure of font, one end 22 is fixed on car body, and two curb girders of energy-absorbing unit beam are distributed multiple
Circular energy-absorbing hole 21, general employing aluminum alloy extrusion section bar is into a single integrated structure.
The energy-absorbing unit beam of said structure, is the big abortion according to collision energy during colliding
Raw random plastic deformation, the ability absorbing energy is the highest, there is potential safety hazard.
Summary of the invention
The present invention provides a kind of rail vehicle energy-absorbing unit beam, to overcome defect of the prior art, improves
Energy-absorbing unit beam absorbs the ability of energy, it is ensured that the safety of driver and passenger.
The rail vehicle energy-absorbing unit beam that the present invention provides, including:
Energy-absorbing unit beam matrix and be separately positioned on first closure plate and the at described energy-absorbing unit beam matrix two ends
Two closure plates；
Described energy-absorbing unit beam matrix is a cylindrical chamber, in described cavity along with described first closure plate or
The parallel direction of described second closure plate is provided with multiple for inducing described rail vehicle energy-absorbing unit beam being subject to
The induced distortion plate of gauffer is produced during pressure；
One end of described cavity is symmetrically arranged with for inducing described energy-absorbing unit beam matrix to produce controlled moulding
Property deformation two " V " shape induction portions.
Further, described induced distortion plate central authorities are provided with one for making described rail vehicle energy-absorbing list
Yuan Liang both sides realize the energy-absorbing hole with step plastic deformation, and four limits of described induced distortion plate are respectively equipped with use
In the projection inserting described cavity；
Described cavity surrounding is respectively arranged with the protruding induction groove mated of four with described induced distortion plate.
Further, the plurality of induced distortion plate structure formed objects is different.
Further, described cavity is along the most described first closure plate or the cross section in described second closure plate direction
For trapezoidal.
Further, described cavity is welded to form by two identical matrixes, two curb girders of described matrix
One end be separately provided for connecting the " V " shape beam of described " V " shape induction portion.
Further, the plurality of induced distortion plate is arranged at equal intervals.
Further, the area of described first closure plate is less than the area of described second closure plate, and described first blocks up
Plate is for welding with the anti-climbing tooth in anti-creep device, and described second closure plate is for welding with car body.
The rail vehicle energy-absorbing unit beam that the present invention provides, when car body collides, rail vehicle energy-absorbing
Unit beam, as main energy absorbing component, first passes through " V " shape after rail vehicle energy-absorbing unit beam pressurized
Induction portion induction energy-absorbing unit beam matrix produces controlled plastic deformation, then each induced distortion plate with
Gradually producing " gauffer " after the deformation of " V " shape induction portion, the number of induced distortion plate determines to produce " wrinkle
Pleat " quantity, energy is gradually absorbed, along with " gauffer " produce thus will collision produce energy
It is converted into plastic deformation to consume, owing to the existence of " V " shape induction portion and induced distortion plate makes plasticity
Deformation is carried out along target, impact when being effectively reduced vehicle collision and vibration amplitude, thus is
Driver and passenger provides safe space, improves safety and the comfortableness of driver and passenger's trip.
Accompanying drawing explanation
In order to be illustrated more clearly that the present invention or technical scheme of the prior art, below will to embodiment or
In description of the prior art, the required accompanying drawing used is briefly described, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present invention, for those of ordinary skill in the art, do not paying
On the premise of creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is a kind of existing energy-absorbing unit girder construction schematic diagram；
Fig. 2 is the structural representation of rail vehicle energy-absorbing unit beam of the present invention；
Fig. 3 is the front view of rail vehicle energy-absorbing unit beam of the present invention；
Fig. 4 is the top view of rail vehicle energy-absorbing unit beam of the present invention；
Fig. 5 is the front view of the " V " shape induction portion in rail vehicle energy-absorbing unit beam of the present invention；
Fig. 6 is the top view of the " V " shape induction portion in rail vehicle energy-absorbing unit beam of the present invention；
Fig. 7 is the structural representation of the induced distortion plate in rail vehicle energy-absorbing unit beam of the present invention；
Fig. 8 is the structural representation of the matrix in rail vehicle energy-absorbing unit beam of the present invention.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with in the present invention
Accompanying drawing, is clearly and completely described the technical scheme in the present invention, it is clear that described enforcement
Example is a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention,
The every other enforcement that those of ordinary skill in the art are obtained under not making creative work premise
Example, broadly falls into the scope of protection of the invention.
Fig. 2 is the structural representation of rail vehicle energy-absorbing unit beam of the present invention, and Fig. 3 is railcar of the present invention
The front view of energy-absorbing unit beam, Fig. 4 is the top view of rail vehicle energy-absorbing unit beam of the present invention, in conjunction with
Fig. 2-Fig. 4, the rail vehicle energy-absorbing unit beam of the present invention includes: energy-absorbing unit beam matrix 13 and setting respectively
Put the first closure plate 1 and the second closure plate 9 at energy-absorbing unit beam matrix 13 two ends, the first closure plate 1 and second
Closure plate 9 can be welded to the two ends of energy-absorbing unit beam matrix 13.Wherein, energy-absorbing unit beam matrix 13
It is a cylindrical chamber, is provided with many along the direction parallel with the first closure plate 1 or the second closure plate 9 in cavity
Individual for inducing rail vehicle energy-absorbing unit beam to produce the induced distortion plate of gauffer when pressurized (in Fig. 3
3-8).One end of cavity is symmetrically arranged with for inducing energy-absorbing unit beam matrix to produce controlled plastic deformation
" V " shape induction portion 2 and " V " shape induction portion 12.Fig. 5 is rail vehicle energy-absorbing unit beam of the present invention
In the front view of " V " shape induction portion, Fig. 6 is " V " in rail vehicle energy-absorbing unit beam of the present invention
The top view of shape induction portion, in conjunction with Fig. 5 and Fig. 6, V " shape induction portion can be a V " shape plate, " V "
Shape induction portion 2 and " V " shape induction portion 12 can be welded to one end of energy-absorbing unit beam matrix 13.
Fig. 7 is the structural representation of the induced distortion plate in rail vehicle energy-absorbing unit beam of the present invention, such as figure
Shown in 7, induced distortion plate central authorities be provided with one for make rail vehicle energy-absorbing unit beam both sides realize with
The energy-absorbing hole 16 of step plastic deformation, four limits of induced distortion plate are respectively provided with the projection inserting cavity,
In conjunction with Fig. 2, cavity surrounding is respectively arranged with the protruding induction groove 14 mated of four with induced distortion plate,
Concretely rectangular opening.When actually used, multiple induced distortion plate structure formed objects are different, induction
The size of deformed plate determines according to the position being positioned at cavity.
The operation principle of rail vehicle energy-absorbing unit beam that the present invention provides is: when actually used, by the
One closure plate welds with the anti-climbing tooth in anti-creep device, and the second closure plate welds with car body, collides at car body
Time, rail vehicle energy-absorbing unit beam is as main energy absorbing component, and first rail vehicle energy-absorbing unit beam is subject to
Controlled plastic deformation is produced, respectively by " V " shape induction portion induction energy-absorbing unit beam matrix after pressure
Individual induced distortion plate with " V " shape induction portion deform after gradually produce " gauffer ", induced distortion plate
Number determine produce " gauffer " quantity, energy is gradually absorbed, along with " gauffer " generation thus will
The energy that collision produces is converted into plastic deformation and consumes, due to " V " shape induction portion and induced distortion plate
Existence plastic deformation is carried out along target, impact when being effectively reduced vehicle collision and shake
Dynamic amplitude, thus provide safe space for driver and passenger, improve the safety of driver and passenger's trip
Property and comfortableness.
Optionally, the cavity in the present invention is along vertical first closure plate 1 or the cross section in the second closure plate 9 direction
For trapezoidal, as shown in Figure 4, therefore the size of induced distortion plate depends on from first closure plate the 1 to the second closure plate 9
Secondary increase, optionally, multiple induced distortion plates are arranged at equal intervals, so arrange so that uniform force,
Absorption energy is uniform.
Further, the cavity in the present invention is welded to form by two identical matrixes, and Fig. 8 is the present invention
The structural representation of the matrix in rail vehicle energy-absorbing unit beam, as shown in Figure 8, two sides of matrix 15
One end of beam is separately provided for connecting the " V " shape beam of " V " shape induction portion 2, two matrix welding
After be symmetrical.
Wherein, the area of the first closure plate 1 is less than the area of the second closure plate 9, and the first closure plate 1 is for anti-
Climbing the anti-climbing tooth welding in device, the second closure plate 9 is for welding with car body.
Existing energy-absorbing unit beam is owing to being to use aluminum alloy extrusion section bar into a single integrated structure, and therefore section bar breaks
Face is once it is determined that adaptive change cannot be made according to the change of energy-absorbing size, to change, then
Entirety is needed to redesign, costly, and the rail vehicle energy-absorbing unit beam that the present invention provides, can
Size according to the collision energy estimated arranges the quantity of induced distortion plate and the thickness of cavity, just can reach
Desired effect, say, that rail vehicle energy-absorbing unit beam can be designed according to energy-absorbing size
On change, design producing cost relatively low.
Last it is noted that various embodiments above is only in order to illustrate technical scheme, rather than right
It limits；Although the present invention being described in detail with reference to foregoing embodiments, this area common
Skilled artisans appreciate that the technical scheme described in foregoing embodiments still can be modified by it,
Or the most some or all of technical characteristic is carried out equivalent；And these amendments or replacement, and
The essence not making appropriate technical solution departs from the scope of various embodiments of the present invention technical scheme.
Claims (7)
1. a rail vehicle energy-absorbing unit beam, it is characterised in that including:
Energy-absorbing unit beam matrix and be separately positioned on first closure plate and the at described energy-absorbing unit beam matrix two ends
Two closure plates；
Described energy-absorbing unit beam matrix is a cylindrical chamber, in described cavity along with described first closure plate or
The parallel direction of described second closure plate is provided with multiple for inducing described rail vehicle energy-absorbing unit beam being subject to
The induced distortion plate of gauffer is produced during pressure；
One end of described cavity is symmetrically arranged with for inducing described energy-absorbing unit beam matrix to produce controlled moulding
Property deformation two " V " shape induction portions.
Rail vehicle energy-absorbing unit beam the most according to claim 1, it is characterised in that described induction
Deformed plate central authorities are provided with one for making described rail vehicle energy-absorbing unit beam both sides realize synchronization plasticity change
The energy-absorbing hole of shape, four limits of described induced distortion plate are respectively provided with the projection inserting described cavity；
Described cavity surrounding is respectively arranged with the protruding induction groove mated of four with described induced distortion plate.
Rail vehicle energy-absorbing unit beam the most according to claim 1 and 2, it is characterised in that described
Multiple induced distortion plate structure formed objects are different.
Rail vehicle energy-absorbing unit beam the most according to claim 1 and 2, it is characterised in that described
Cavity is trapezoidal along the cross section of the most described first closure plate or described second closure plate direction.
Rail vehicle energy-absorbing unit beam the most according to claim 1, it is characterised in that described cavity
Being welded to form by two identical matrixes, one end of two curb girders of described matrix is separately provided for even
Connect the " V " shape beam of described " V " shape induction portion.
Rail vehicle energy-absorbing unit beam the most according to claim 1, it is characterised in that the plurality of
Induced distortion plate is arranged at equal intervals.
Rail vehicle energy-absorbing unit beam the most according to claim 1, it is characterised in that described first
The area of closure plate is less than the area of described second closure plate, and described first closure plate is used for and preventing in anti-creep device
Climbing tooth welds, and described second closure plate is for welding with car body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610364621.7A CN106004918A (en) | 2016-05-30 | 2016-05-30 | Railway vehicle energy absorption unit beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610364621.7A CN106004918A (en) | 2016-05-30 | 2016-05-30 | Railway vehicle energy absorption unit beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106004918A true CN106004918A (en) | 2016-10-12 |
Family
ID=57091610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610364621.7A Pending CN106004918A (en) | 2016-05-30 | 2016-05-30 | Railway vehicle energy absorption unit beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106004918A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106672000A (en) * | 2016-12-20 | 2017-05-17 | 中车唐山机车车辆有限公司 | Passenger car room energy absorbing area and rail vehicle |
| CN106696982A (en) * | 2016-12-20 | 2017-05-24 | 中车长春轨道客车股份有限公司 | Novel anti-climbing energy absorbing device |
| CN107640177A (en) * | 2017-09-19 | 2018-01-30 | 中车长春轨道客车股份有限公司 | A kind of rail vehicle front end Anti-creeping energy absorbing structural of controllable deforming |
| CN109094588A (en) * | 2018-07-27 | 2018-12-28 | 中车唐山机车车辆有限公司 | The drivers' cab and rail vehicle of rail vehicle |
| CN109094602A (en) * | 2018-07-27 | 2018-12-28 | 中车唐山机车车辆有限公司 | The drivers' cab Undercarriage structure and rail vehicle of energy-absorbing beam, rail vehicle |
| WO2021120081A1 (en) * | 2019-12-16 | 2021-06-24 | 中车唐山机车车辆有限公司 | Rail vehicle, and vehicle end energy absorption structure therefor |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001088698A (en) * | 1999-09-21 | 2001-04-03 | Kawasaki Heavy Ind Ltd | Energy absorption structure for vehicle |
| JP2004210075A (en) * | 2002-12-27 | 2004-07-29 | Mitsubishi Automob Eng Co Ltd | End structure of vehicle |
| CN201136513Y (en) * | 2007-12-20 | 2008-10-22 | 南车四方机车车辆股份有限公司 | Energy-absorbing device of vehicle body |
| KR20100022621A (en) * | 2008-08-20 | 2010-03-03 | 현대로템 주식회사 | Crush energy absorbing device for rail vehicle |
| CN203460874U (en) * | 2013-08-19 | 2014-03-05 | 长春轨道客车股份有限公司 | Energy-absorbing mechanism at front end of urban railway wide track vehicle |
| CN103786741A (en) * | 2012-10-30 | 2014-05-14 | 南车青岛四方机车车辆股份有限公司 | Anti-creeping energy absorption device for railway vehicle |
| CN103863350A (en) * | 2014-04-08 | 2014-06-18 | 中南大学 | Composite energy absorption structure and vehicle chassis structure |
-
2016
- 2016-05-30 CN CN201610364621.7A patent/CN106004918A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001088698A (en) * | 1999-09-21 | 2001-04-03 | Kawasaki Heavy Ind Ltd | Energy absorption structure for vehicle |
| JP2004210075A (en) * | 2002-12-27 | 2004-07-29 | Mitsubishi Automob Eng Co Ltd | End structure of vehicle |
| CN201136513Y (en) * | 2007-12-20 | 2008-10-22 | 南车四方机车车辆股份有限公司 | Energy-absorbing device of vehicle body |
| KR20100022621A (en) * | 2008-08-20 | 2010-03-03 | 현대로템 주식회사 | Crush energy absorbing device for rail vehicle |
| CN103786741A (en) * | 2012-10-30 | 2014-05-14 | 南车青岛四方机车车辆股份有限公司 | Anti-creeping energy absorption device for railway vehicle |
| CN203460874U (en) * | 2013-08-19 | 2014-03-05 | 长春轨道客车股份有限公司 | Energy-absorbing mechanism at front end of urban railway wide track vehicle |
| CN103863350A (en) * | 2014-04-08 | 2014-06-18 | 中南大学 | Composite energy absorption structure and vehicle chassis structure |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106672000A (en) * | 2016-12-20 | 2017-05-17 | 中车唐山机车车辆有限公司 | Passenger car room energy absorbing area and rail vehicle |
| CN106696982A (en) * | 2016-12-20 | 2017-05-24 | 中车长春轨道客车股份有限公司 | Novel anti-climbing energy absorbing device |
| CN107640177A (en) * | 2017-09-19 | 2018-01-30 | 中车长春轨道客车股份有限公司 | A kind of rail vehicle front end Anti-creeping energy absorbing structural of controllable deforming |
| CN109094588A (en) * | 2018-07-27 | 2018-12-28 | 中车唐山机车车辆有限公司 | The drivers' cab and rail vehicle of rail vehicle |
| CN109094602A (en) * | 2018-07-27 | 2018-12-28 | 中车唐山机车车辆有限公司 | The drivers' cab Undercarriage structure and rail vehicle of energy-absorbing beam, rail vehicle |
| CN109094602B (en) * | 2018-07-27 | 2020-04-28 | 中车唐山机车车辆有限公司 | Energy absorption beam, cab underframe structure of railway vehicle and railway vehicle |
| WO2021120081A1 (en) * | 2019-12-16 | 2021-06-24 | 中车唐山机车车辆有限公司 | Rail vehicle, and vehicle end energy absorption structure therefor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106004918A (en) | Railway vehicle energy absorption unit beam | |
| CN101962038B (en) | Minicar impact-proof beam energy absorption box capable of controlling impact energy absorption and residual deformation | |
| CN106364521B (en) | The special energy absorption device of combined type for rail vehicle and the rail vehicle provided with the device | |
| CN105966417B (en) | Guide type anti-climbing energy-absorbing device used for rail vehicle and the rail vehicle with the device | |
| CN106114547B (en) | Energy absorption device and rail vehicle | |
| CN105730386A (en) | Automotive anti-collision beam with triple energy absorption effect | |
| CN103287369A (en) | Multistage embedded type octagonal automobile energy absorbing and buffering device | |
| AU2014277110B2 (en) | Rail vehicle with deformation zone | |
| CN107963043B (en) | Three-level combined vehicle collision integration system and method | |
| CN105620505B (en) | It is oriented to the special endergonic structure of combined type and its application ON TRAINS | |
| CN205044684U (en) | A buffer stop for car body | |
| CN102358319A (en) | Energy-absorbing anticreeper of urban railway train | |
| CN203237291U (en) | Energy absorption automobile girder inner plate | |
| CN201427589Y (en) | Additive collision energy-absorbing device | |
| CN104786969B (en) | One kind collision passive safety feature and automobile | |
| CN106347463A (en) | Bionic energy absorption box | |
| CN102582548B (en) | Collision energy absorbing and bending resisting device | |
| CN201849433U (en) | Crash box structure capable of giving consideration to crash energy absorption and residual deformation for crash beam of automobile | |
| CN103863350A (en) | Composite energy absorption structure and vehicle chassis structure | |
| CN107985413A (en) | Energy absorption device is indulged before a kind of relaxed type vehicle | |
| CN106740621A (en) | A kind of automobile energy-absorbing device | |
| CN111605568A (en) | Diesel locomotive cab with multistage collision protection | |
| CN205059488U (en) | Car body buffer stop | |
| CN206954313U (en) | A kind of front rail structure of automobile | |
| CN112298256A (en) | Vehicle anti-climbing energy-absorbing device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161012 |