CN206288027U - A kind of EMUs head car passive security protector - Google Patents
A kind of EMUs head car passive security protector Download PDFInfo
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- CN206288027U CN206288027U CN201621261780.6U CN201621261780U CN206288027U CN 206288027 U CN206288027 U CN 206288027U CN 201621261780 U CN201621261780 U CN 201621261780U CN 206288027 U CN206288027 U CN 206288027U
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- 230000001012 protector Effects 0.000 title claims abstract description 29
- 241000271559 Dromaiidae Species 0.000 title claims abstract description 12
- 239000000463 material Substances 0.000 claims description 19
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 239000004411 aluminium Substances 0.000 claims description 4
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- 238000007906 compression Methods 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
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- 230000001934 delay Effects 0.000 claims 1
- 230000001681 protective effect Effects 0.000 abstract 1
- 238000010521 absorption reaction Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 9
- 238000010276 construction Methods 0.000 description 8
- 238000013461 design Methods 0.000 description 4
- 230000035939 shock Effects 0.000 description 4
- 239000006096 absorbing agent Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
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- 230000006378 damage Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 241000736199 Paeonia Species 0.000 description 1
- 235000006484 Paeonia officinalis Nutrition 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
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- 239000011159 matrix material Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Abstract
The utility model is related to a kind of EMUs head car passive security protector, and the protector includes coupler draft gear component, anti-creep device assembly, main energy-absorbing device assembly；Wherein, the main energy-absorbing device assembly is arranged on the front end of head car car body Crashworthy plate；The coupler draft gear component is arranged on the front of the main energy-absorbing device assembly, and on two side guard plates of head car car body anticollision front edge of board；The anti-creep device assembly is arranged on the both sides of the backplate.The protective device structure is simple, rationally distributed, and reliability is high, and energy can sufficiently and reasonably be absorbed during train collision, and the security of the lives and property of effective guarantee occupant safeguards the integrality of track vehicle body structure to greatest extent.
Description
Technical field
The utility model belongs to EMU anti-creep energy-absorbing passive security protection technology field, and in particular to a kind of high speed
Train head car passive security protector.
Background technology
With the fast development of China's urban rail transit construction, while going on a journey more convenient, the harm that accident is caused also is got over
Come bigger, while active control reliability is improved, the passive safety of trolley coach is increasingly becoming Jiao of concern
Point.What impulsive force was maximum when being collided due to track train is a car, and subsequent vehicle reduces step by step, therefore, consider train suction
Can require and actual energy-absorbing mode, generally in the absorption plant that train head car arrangement energy-absorbing energy is more.
At present, energy energy absorption device is generally arranged in train two ends by rail traffic vehicles, but due to the shape of absorption plant
Formula is varied, arrangement form is varied, on the one hand due to portion-form energy absorption device peak force and average power ratio compared with
Greatly, shock loading fluctuation is larger, causes the integral energy-absorbing of energy absorption device less efficient；On the other hand due to topology layout and design
It is unreasonable, cause to propose car body requirement higher, or even partial buffer energy absorption device load is excessively concentrated, to its installation portion
The local car body strength requirement of position is very high, is difficult to meet the situation of intensity bearing requirements during car body design.For example：Conventional is swollen
Tubular type energy-absorbing, draw formula energy-absorbing, cutting type energy-absorbing, car end structure energy-absorbing（Such as bumping post energy-absorbing）There is power-absorbing energy
Unreasonable distribution, crash energy absorption be inefficient, the problems such as require unreasonable to car body local strength.Therefore, how to mitigate
The considerable damage caused to body construction when rail traffic vehicles mutually clash into, it is ensured that train collision security is worth designer's
Deep thinking.
The content of the invention
The purpose of this utility model be to provide a kind of distribution of energy absorption rationally, it is compact conformation, miniaturization, light-weighted dynamic
Car group head car passive security protector.
To achieve the above object, EMUs head car passive security protector described in the utility model is buffered including hitch
Device assembly, anti-creep device assembly, main energy-absorbing device assembly；Wherein, before the main energy-absorbing device assembly is arranged on head car car body Crashworthy plate
End；The coupler draft gear component is arranged on the front of the main energy-absorbing device assembly, and installed in head car car body anticollision front edge of board
Two side guard plates on；The anti-creep device assembly is arranged on the both sides of the backplate.
Coupler draft gear component described in the utility model includes coupler body and hitch installing plate, and the coupler body is whole
Body is arranged on hitch installing plate, and the hitch installing plate both sides are machined with the cutting wing, the centre processing of hitch installing plate
There is first through hole, the first through hole is corresponding with the rear extending portion part of coupler body, and the both sides of first through hole are machined with mounting hole,
The coupler body is connected by mounting hole with hitch installing plate；Connecting hole is machined with the cutting wing, hitch is installed
Plate is fastened on two side guard plates of car car body anticollision front edge of board to the end by connecting hole.
Described anti-creep device assembly is made up of motion section bar, fixed cavity of sectional material, honeycomb core power-absorbing；Wherein, it is described
Motion section bar one end is connected with fixed cavity of sectional material, and can slide anteroposterior in fixed cavity of sectional material；The honeycomb core energy-absorbing unit
Part is filled in the inside cavity of fixed cavity of sectional material, is slided backward for retardation motion section bar.
The main energy-absorbing device assembly is made up of slide-and-guide component, honeycomb core and directive slide track；Wherein, the slide-and-guide
Component includes sliding panel, guide cylinder, and the guide cylinder is connected with sliding panel by bolt, and the honeycomb core is nested in guide cylinder knot
On structure, the directive slide track is arranged on the surrounding of sliding panel, and is linked together with two side guard plates of anticollision front edge of board.
Ridden between train further to improve energy absorbing efficiency, when preventing shock accident from occurring and climb phenomenon, the motion
Section bar front end is fixed with anti-climbing tooth, for engaging anti-creep；Left and right two sides of motion section bar are provided with slide-and-guide, for moving back
It is oriented to when allowing；Motion section bar is internally provided with pressing plate, for compressing honeycomb core power-absorbing；The inner side of the fixed cavity of sectional material
Guide chute is provided with side, the slide-and-guide cooperating on the guide chute and motion section bar is that anticreeper retreats pressure
Contracting provides guiding.
To mitigate protector overall weight, it is to avoid too high to the requirement of car body local strength during installation, the motion section bar,
Fixed cavity of sectional material is fabricated by using aluminium section bar；The honeycomb core power-absorbing is by the regular regular hexagon heap of size
It is folded to form.
As it is of the present utility model preferably, the sliding panel is arranged on the guide chute at mainboard corner by mainboard, set
The second through hole of the heart and the screwing through hole being arranged on around the second through hole are constituted in the motherboard；The guide cylinder is by flange and tubular
Portion is constituted, and screw hole is machined with the flange；The guide chute is used for and directive slide track cooperating；Second through hole
Coordinate for being assembled with guide cylinder cylindrical part；The screwing through hole is used to make to realize that screw is connected between sliding panel and guide cylinder.
As it is of the present utility model further preferably, it is reserved in the middle of the honeycomb core to hide hole, for slide-and-guide group
The guide cylinder of part is coordinated, and the end surface shape of honeycomb core is hexagon honeycomb cell structure.
Advantage of the present utility model and good effect：
（1）Protector described in the utility model is theory and the method design with reference to domestic and international impact energy management
, simple structure, rationally distributed, reliability is high, and energy can sufficiently and reasonably be absorbed during train collision, effective guarantee occupant
The security of the lives and property, the integrality of track vehicle body structure is safeguarded to greatest extent；Simultaneously as respectively being inhaled in protector
Energy element is used can independently be safeguarded, replaceable form is installed, so, units can be entered according to different degrees of collision corresponding
Maintenance change, substantially reduce maintenance cost.
（2）Protector described in the utility model is used as core power-absorbing by using aluminium honeycomb, makes train collision
During impact energy obtain effective, efficient absorption, efficiently solve passive security protector crash energy absorption efficiency
Not high or not enough, passive security protector quality is lower than energy-absorbing, be laid out unreasonable caused body construction local strength design
It is required that it is too high the problems such as.
Brief description of the drawings
Fig. 1 is head car body construction schematic diagram described in the utility model；
Fig. 2 is the schematic diagram that protector described in the utility model is arranged on head car car body；
Fig. 3 is coupler draft gear modular construction schematic diagram described in the utility model；
Fig. 4 is hitch mounting plates structure schematic diagram described in the utility model；
Fig. 5 is anticreeper modular construction schematic diagram described in the utility model；
Fig. 6 is anticreeper assemble cross-section described in the utility model；
Fig. 7 is that anticreeper described in the utility model moves section bar structural representation；
Fig. 8 is that anticreeper described in the utility model moves section bar sectional view；
Fig. 9 is that anticreeper described in the utility model fixes section bar structural representation；
Figure 10 is honeycomb core power-absorbing structural representation described in the utility model；
Figure 11 is main energy absorber modular construction schematic diagram described in the utility model；
Figure 12 is slide-and-guide modular construction schematic diagram described in the utility model；
Figure 13 is slip plate structure schematic diagram described in the utility model；
Figure 14 is guide cylinder structural representation described in the utility model；
Figure 15 is honeycomb core structures schematic diagram described in the utility model；
Figure 16 is directive slide track structural representation described in the utility model.
Specific embodiment
As shown in Figure 1, 2：Protector described in the utility model is arranged on the Crashworthy plate B11 front ends of head car car body B, institute
State protector to be arranged on head car car body B as the structure that can flexibly dismantle and change, when train occurs serious collision accident
When, protector is responsible for collision energy-absorbing, it is ensured that head car car body B does not occur serious conquassation deformation in whole process, that is, ensures to multiply
Objective living space.The protector is made up of coupler draft gear component 11, anti-creep device assembly 12, main energy-absorbing device assembly 13；Its
In, the main energy-absorbing device assembly 13 is arranged on the front end of the Crashworthy plate B11 of head car car body B；The coupler draft gear component 11 sets
Put in the front of the main energy-absorbing device assembly 13, and on two side guard plate B12 of head car car body B anticollision front edge of board；It is described
Anti-creep device assembly 12 is arranged on the both sides of the backplate B12.
As shown in Figure 3, Figure 4：The coupler draft gear component 11 includes coupler body 111 and hitch installing plate 112；It is described
Coupler body 111 uses universal architecture part, and on hitch installing plate 112, the both sides of hitch installing plate 112 process for integral installation
There is the cutting wing 1124 that section is round-corner transition pattern, the centre of hitch installing plate 112 is machined with first through hole 1121, institute
First through hole 1121 is stated corresponding with the rear extending portion part of coupler body 111, after avoiding coupler body 111 using first through hole 1121
Extending portion part is interfered with hitch installing plate 112, and the both sides of first through hole 1121 are machined with mounting hole 1123, the coupler body
111 are connected by mounting hole 1123 with hitch installing plate 112；Connecting hole 1122, car are machined with the cutting wing 1124
On two side guard plate B12 of the anticollision front edge of board that hook installing plate 112 fastens car car body B to the end by connecting hole 1122；Collision operating mode
Under, when impact load is larger, after coupler body 111 completes the energy-absorbing task of setting, the cutting wing on hitch installing plate 112
1124 are cut under external force, and coupler body 111 is overall to be retreated, and will subsequently continue to compress main energy-absorbing device assembly 13.
As shown in Figure 5, Figure 6：Described anti-creep device assembly 12 is by motion section bar（Band anti-creep tooth plate）121st, fixed profile cavity
Body 122, honeycomb core power-absorbing 123 are constituted；Wherein, described motion one end of section bar 121 is connected with fixed cavity of sectional material 122, and
Can slide anteroposterior in fixed cavity of sectional material 122；The honeycomb core power-absorbing 123 is filled in the chamber of fixed cavity of sectional material 122
Internal portion, slides backward for retardation motion section bar 121, plays a part of buffering energy-absorbing.
As shown in Figure 7 to 10：Motion section bar 121 front end is fixed with anti-climbing tooth 1211, for engaging anti-creep；Motion
121 left and right two sides of section bar are provided with slide-and-guide 1212, are oriented to during for making a concession；Motion section bar 121 is internally provided with pressure
Plate 1213, for compressing honeycomb core power-absorbing 123；Guide chute is provided with the inner side edge of the fixed cavity of sectional material 122
1221, the cooperating of slide-and-guide 1212 on the guide chute 1221 and motion section bar 121 is that anticreeper retrogressing compression is carried
For being oriented to.When the accident of shock occurs, clash into the anti-climbing tooth 1211 on train each installed in the front end of anti-creep device assembly 12 and occur
Engagement, prevents train from riding and climbs；Meanwhile, under the effect of impact of collision load, motion section bar 121 is drawn back and is allowed, and moves section bar
The honeycomb core power-absorbing 123 in the fixed cavity of sectional material 122 of the compression of pressing plate 1213 in 121, honeycomb core power-absorbing 123 occurs
Plastic deformation energy absorption.
Motion section bar 121 described in the utility model, fixed cavity of sectional material 122 are fabricated by preferably with aluminium section bar, so
Protector overall weight can be mitigated；The honeycomb core power-absorbing 123 is stacked by the regular regular hexagon of size
Form, matrix material can be aluminium alloy, stainless steel etc., the bearer properties with stabilization.
As shown in Figure 11, Figure 12：The main energy-absorbing device assembly 13 is by slide-and-guide component, honeycomb core 133 and directive slide track
134 compositions；Wherein, the slide-and-guide component includes sliding panel 131, guide cylinder 132, the guide cylinder 132 and sliding panel 131
It is connected by bolt, the honeycomb core 133 is nested in the structure of guide cylinder 132, the directive slide track 134 is arranged on sliding panel
131 surrounding, and linked together with two side guard plate B12 of anticollision front edge of board.
Slide-and-guide component described in the utility model is consolidated by using the realization of shear screw 135 with the connection of slideway and car body
It is fixed.When clashing into, when bearing strength is more than screw shear strength under impact loading, cutting screw 135 can be cut,
Slide-and-guide component is drawn back along directive slide track 134 and is allowed, and compresses the power-absorbing of honeycomb core 133.
As shown in figure 13：The sliding panel 131 is arranged on the guide chute at 1,311 4 jiaos of mainboard by mainboard 1311
1312,1314 groups of the screwing through hole for being arranged on second through hole 1313 at the center of mainboard 1311 and being arranged on around the second through hole 1313
Into；Wherein, the guide chute 1312 is used for and the cooperating of directive slide track 134；Second through hole 1313 is used for and guiding
Cylinder 132 cylindrical portions assembling coordinates；The screwing through hole 1314 is used to make to realize screw between sliding panel 131 and guide cylinder 132
It is connected.
As shown in Fig. 1,14：The guide cylinder 132 is mainly made up of flange 1321 and cylindrical part 1322, the flange 1321
On be machined with screw hole 1323, penetrated for screw, realize with sliding panel 131 be connected；The cylindrical part 1322 and sliding panel
The through hole B13 cooperatings on the second through hole 1313 and Crashworthy plate B11 on 131, guiding when realizing that main energy absorber compresses.
As shown in figure 15：It is reserved in the middle of the honeycomb core 133 to hide hole 1331, for the guide cylinder with slide-and-guide component
132 are coordinated, its end surface shape be hexagon honeycomb cell structure, honeycomb core as main energy-absorbing device assembly core power-absorbing it
One, it is installed on slide-and-guide component rear.
As shown in figure 16：The directive slide track 134 is smooth stripe board structure, and fixed company is machined with directive slide track 134
Hole is connect, it is connected with the side guard plate B12 of head car car body two by screw.The cunning that coupler draft gear component 11 passes through end during work
Impulsive force is passed to main energy-absorbing device assembly 13 by dynamic component, and main energy-absorbing device assembly 13 is moved back by along the directive slide track 134 of both sides
It is dynamic, realize the overall conquassation to the main energy absorber of honeycomb core 133.
Protector described in the utility model when a vehicle is in a collision, first the Liquid and gas damper of head Chinese herbaceous peony end hitch and
Conquassation pipe starts successively action, and coupler body 111 starts energy-absorbing, and after the action of hitch conquassation pipe is finished, coupler body 111 is inhaled
Can terminate, the cutting wing 1124 on hitch installing plate 112 cuts failure.Then to the anti-creep before the anticreeper of collision train front end
Tooth 1211 is engaged, and motion section bar 121 is moved backward, and power-absorbing starts action in anticreeper, continues energy absorption；Following car
Hitch installing plate 112 behind hook main body 111 starts to compress main energy-absorbing device assembly 13, after power-absorbing stroke is covered, inhales
Can terminate.Most shock kinetic energy is dissipated by multistage energy-absorbing, thus to greatest extent protection occupant life security and
Railway vehicle body structure it is complete.
Claims (8)
1. a kind of EMUs head car passive security protector, it is characterised in that：The protector include coupler draft gear component,
Anti-creep device assembly, main energy-absorbing device assembly；Wherein, the main energy-absorbing device assembly is arranged on the front end of head car car body Crashworthy plate；It is described
Coupler draft gear component is arranged on the front of the main energy-absorbing device assembly, and is protected installed in the both sides of head car car body anticollision front edge of board
On plate；The anti-creep device assembly is arranged on the both sides of the backplate.
2. a kind of EMUs head car passive security protector according to claim 1, it is characterised in that：The hitch delays
Rushing device assembly includes coupler body and hitch installing plate, and the both sides of the hitch installing plate are machined with the cutting wing, hitch installing plate
Centre be machined with first through hole, the first through hole is corresponding with the rear extending portion part of coupler body, the two of first through hole
Side is machined with mounting hole, and the coupler body is connected by mounting hole with hitch installing plate；It is machined with the cutting wing
Connecting hole, hitch installing plate is fastened on two side guard plates of car car body anticollision front edge of board to the end by connecting hole.
3. a kind of EMUs head car passive security protector according to claim 1, it is characterised in that：Described anti-creep
Device assembly is made up of motion section bar, fixed cavity of sectional material, honeycomb core power-absorbing；Wherein, motion section bar one end and the fixation
Cavity of sectional material is connected, and can slide anteroposterior in fixed cavity of sectional material；The honeycomb core power-absorbing is filled in fixed profile cavity
The inside cavity of body, slides backward for retardation motion section bar.
4. a kind of EMUs head car passive security protector according to claim 1, it is characterised in that：The main energy-absorbing
Device assembly is made up of slide-and-guide component, honeycomb core and directive slide track；Wherein, the slide-and-guide component includes sliding panel, leads
To cylinder, the guide cylinder is connected with sliding panel by bolt, and the honeycomb core is nested on guiding barrel structure, the directive slide track
Installed in the surrounding of sliding panel, and linked together with two side guard plates of anticollision front edge of board.
5. a kind of EMUs head car passive security protector according to claim 3, it is characterised in that：The sports type
Material front end is fixed with anti-climbing tooth, for engaging anti-creep；Left and right two sides of motion section bar are provided with slide-and-guide, for making a concession
When be oriented to；Motion section bar is internally provided with pressing plate, for compressing honeycomb core power-absorbing；The inner side edge of the fixed cavity of sectional material
On be provided with guide chute, the slide-and-guide cooperating on the guide chute and motion section bar, is that anticreeper retreats compression
There is provided and be oriented to.
6. a kind of EMUs head car passive security protector according to claim 3, it is characterised in that：The sports type
Material, fixed cavity of sectional material are fabricated by using aluminium section bar；The honeycomb core power-absorbing is by regular positive six side of size
Shape stacking is formed.
7. a kind of EMUs head car passive security protector according to claim 4, it is characterised in that：The sliding panel
By mainboard, the guide chute at mainboard corner is arranged on, is arranged on the second through hole of main plate center and is arranged on the second through hole week
The screwing through hole composition for enclosing；The guide cylinder is made up of flange and cylindrical part, and screw hole is machined with the flange；The guiding
Chute is used for and directive slide track cooperating；Second through hole is used to assemble cooperation with guide cylinder cylindrical part；The screw leads to
Hole is used to make to realize that screw is connected between sliding panel and guide cylinder.
8. a kind of EMUs head car passive security protector according to claim 4, it is characterised in that：The honeycomb core
Centre is reserved to hide hole, is coordinated for the guide cylinder with slide-and-guide component, and the end surface shape of honeycomb core is hexagonal hole
Lattice structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621261780.6U CN206288027U (en) | 2016-11-22 | 2016-11-22 | A kind of EMUs head car passive security protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621261780.6U CN206288027U (en) | 2016-11-22 | 2016-11-22 | A kind of EMUs head car passive security protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206288027U true CN206288027U (en) | 2017-06-30 |
Family
ID=59099361
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621261780.6U Expired - Fee Related CN206288027U (en) | 2016-11-22 | 2016-11-22 | A kind of EMUs head car passive security protector |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106672010A (en) * | 2016-11-22 | 2017-05-17 | 中车长春轨道客车股份有限公司 | Motor train unit head train passive safety protection device |
| CN108706018A (en) * | 2018-05-24 | 2018-10-26 | 中车株洲电力机车有限公司 | Rail vehicle and its collision energy-absorbing system |
| CN109649428A (en) * | 2018-12-14 | 2019-04-19 | 中车长春轨道客车股份有限公司 | A kind of adaptive damping anti-hunting damper holder control system and control method |
| EP3741643A4 (en) * | 2019-02-26 | 2021-12-29 | CRRC Changchun Railway Vehicles Co., Ltd. | Vehicle and vehicle body collision energy absorption device thereof |
-
2016
- 2016-11-22 CN CN201621261780.6U patent/CN206288027U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106672010A (en) * | 2016-11-22 | 2017-05-17 | 中车长春轨道客车股份有限公司 | Motor train unit head train passive safety protection device |
| CN108706018A (en) * | 2018-05-24 | 2018-10-26 | 中车株洲电力机车有限公司 | Rail vehicle and its collision energy-absorbing system |
| CN108706018B (en) * | 2018-05-24 | 2019-06-11 | 中车株洲电力机车有限公司 | Rail vehicle and its collision energy-absorbing system |
| CN109649428A (en) * | 2018-12-14 | 2019-04-19 | 中车长春轨道客车股份有限公司 | A kind of adaptive damping anti-hunting damper holder control system and control method |
| CN109649428B (en) * | 2018-12-14 | 2021-03-19 | 中车长春轨道客车股份有限公司 | Variable-damping anti-snaking shock absorber control system and control method |
| EP3741643A4 (en) * | 2019-02-26 | 2021-12-29 | CRRC Changchun Railway Vehicles Co., Ltd. | Vehicle and vehicle body collision energy absorption device thereof |
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Granted publication date: 20170630 |