CN208872533U - Train pilot shock resistance and fatigue test device - Google Patents
Train pilot shock resistance and fatigue test device Download PDFInfo
- Publication number
- CN208872533U CN208872533U CN201820825785.XU CN201820825785U CN208872533U CN 208872533 U CN208872533 U CN 208872533U CN 201820825785 U CN201820825785 U CN 201820825785U CN 208872533 U CN208872533 U CN 208872533U
- Authority
- CN
- China
- Prior art keywords
- experimental bench
- power source
- pilot
- hydraulic power
- tiring
- 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.)
- Expired - Fee Related
Links
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses train pilot shock resistances and fatigue test device, it is characterized by: the device is by console (1), impact experimental bench hydraulic power source (2), impact experimental bench (3), tiring experiment desk (4) and tiring experiment desk hydraulic power source (5) composition, the console (1) controls impact experimental bench hydraulic power source (2) and tiring experiment desk hydraulic power source (5) respectively, is that the impact experimental bench (3) and tiring experiment desk (4) provide power；The impact experimental bench (3) is mesa structure, by launching the automobile-used pilot shock resistance of stone tests column；The tiring experiment desk (4) is box typed structure, by applying the vertical automobile-used pilot anti-fatigue performance of Random Vibration Load tests column.The utility model integrates the automobile-used pilot impact characteristics of tests column and fatigue properties, and structure is simple, easy to operate.
Description
Technical field
The present invention relates to rail traffic shock resistances and fatigue test device field, and in particular to a kind of train is anti-with pilot
Impact and fatigue test device.
Background technique
Currently, a large amount of population trips use high-speed rail, the rail traffics such as motor-car with the fast development of China's track transportation industry
Tool, thus bring safety issue is paid more and more attention.It is train row as train driving that train uses pilot in the process
Except the specific purpose tool of obstacle, guarantee that train is impacted with pilot is particularly important with fatigue reliability.Nowadays, to pilot
Reliability consideration only have the Li Jixian et al. of Zhong Che Zhuzhou Electric Locomotive Co. Ltd., to disclose a kind of rail traffic vehicles row
Hinder device test of static strength method and device (publication number CN201710947145.6), which is only able to verify that the quiet strong of pilot
Degree, can not carry out the shock resistance of train pilot and fatigue property test.Therefore, the use to fully ensure that train pilot
It is required that, it is necessary to invention experimental provision verifies the impact property and fatigue behaviour of train pilot.
Summary of the invention
In view of the above problems, the purpose of the present invention is to provide a kind of pilot shock resistance of train and fatigue are real
Experiment device, it is intended to solve train pilot impact property and fatigue behaviour validation problem.
In order to achieve the above objectives, the present invention provides train pilot shock resistance and fatigue test device, it is characterised in that:
The device is mainly by console (1), and impact experimental bench hydraulic power source (2), impact experimental bench (3), tiring experiment desk (4) and fatigue are real
Platform hydraulic power source (5) composition is tested, the console (1) controls impact experimental bench hydraulic power source (2) respectively and tiring experiment desk is hydraulic
Source (5) is that the impact experimental bench (3) and tiring experiment desk (4) provide power；The impact experimental bench (3) is desk-top
Structure, by launching the automobile-used pilot shock resistance of stone tests column；The tiring experiment desk (4) is box typed structure,
By applying the vertical automobile-used pilot anti-fatigue performance of Random Vibration Load tests column.
Further, the console (1) controls computer (7) and 6 control buttons by console cabinet (6)
(8) it forms, console (1) and impact experimental bench hydraulic power source (2) and tiring experiment desk hydraulic power source (5) pass through cable tubing (30)
It is connected with each other.
Further, the impact experimental bench hydraulic power source (2) is by fuel tank one (9), motor one (10), high-pressure gear pump one
(13), oil filler one (14), liquidometer one (11), pressure regulator valve one (16), high-precision pressure gauge one (15), high-pressure oil pipe one
(17), accumulator one (12) and cooler one (18) composition, motor one (10) and fuel tank one (9) upper surface pass through welding manner
It is connected and fixed, high-pressure gear pump one (13) and fuel tank one (9) upper surface pass through oil pipe one (17) and fuel tank by being welded to connect
It links together inside one (9).Oil filler one (14) is located on the right side of high-pressure gear pump one (13), and liquidometer one (11) is located at fuel tank
One (9) front surface, is connected by screw to and is assembled together；Console (1) issues instruction starting motor one (10) and drives high knob
Wheel pump one (13) promotes impact experimental bench hydraulic power source (2) to generate driving force.
Further, the impact experimental bench (3) and impact experimental bench hydraulic power source (2) pass through stretchable high tension loop oil
(19) connection is managed, impact experimental bench (3) is located between impact experimental bench hydraulic power source (2) and tiring experiment desk (4), impact experimental bench
(3) by steel plate bottom base (20), steel plate top base (31), 4 springs (21), hollow out ejection plate (27), 4 ejector rails
(26), hanging articles holding table (24), are launched cylinder (22), 8 spring slots (32), postposition steel plate (33), and stretchable height pushes back
Road binders pipe (19) and ejection plate (25) composition；Driving force is provided by impact experimental bench hydraulic power source (2) when launching stone, backward
It stretches hollow out ejection plate (27), hydraulic energy is converted to the elastic potential energy of 4 springs, then hollow out ejection plate (27) are discharged, by 4
The elastic potential energy of root spring is converted into the kinetic energy of hollow out ejection plate (27), hits hanging articles holding table (24) by ejection plate (25)
On stone, simulate stone impact train pilot (55), the automobile-used pilot of tests column (55) impact property；It is described stretchable
High tension loop oil pipe (19) is connect with ejection cylinder (22) by being threadedly engaged, ejection cylinder (22) and ejection piston bar
It (50) is clearance fit between, 4 springs (21) are inserted into respectively in 8 spring slots (32), and 8 spring slots (32) are respectively
It is welded in postposition steel plate (33) and hollow out ejection plate (27), ejection plate (25) and hollow out ejection plate (27) are connected by welding manner
It connects, unanimously, and hanging articles holding table (24) is located at hollow out and launches for the hollow out size of hollow out ejection plate (27) and hanging articles holding table (24)
Immediately ahead of plate (27), hanging articles holding table (24) is for putting stone；In addition, the driving provided by impact experimental bench hydraulic power source (2)
The elastic potential energy that power and 4 springs (21) provide determines the size of stone impact train pilot instantaneous impact jointly.
Further, the tiring experiment desk (4) is located at immediately ahead of impact experimental bench (3), tiring experiment desk hydraulic power source
(5) left side, tiring experiment desk (4) are pushed back by Fatigue Vibration cylinder (28), pedestal (266), articles holding table (277), stretchable height
Road binders pipe (19), protective net (255) and be welded and fixed plate (29) composition, pass through stretchable high tension loop oil pipe (19) and fatigue
Experimental bench hydraulic power source (5) connection, stretchable high tension loop oil pipe (19) and Fatigue Vibration cylinder (28) pass through the company of being threadedly engaged
It connects, is clearance fit between Fatigue Vibration cylinder (28) and Fatigue Vibration piston rod (51), Random Vibration Load passes through fatigue
Vibration cylinder (28) and Fatigue Vibration piston rod (51) are applied on train pilot (55), the automobile-used pilot of tests column
(55) impact property；The Fatigue Vibration cylinder (28) is bolted together with pedestal (266) by 4, articles holding table
(277) it is bolted between train pilot by 6, plate (29) and train pilot is welded and fixed with 4 bolts
It links together, protective net (255) is connect with articles holding table (277) by welding manner.
Further, the tiring experiment desk hydraulic power source (5) is by fuel tank two (49), motor two (40), high-pressure gear pump
Two (43), oil filler two (44), liquidometer two (41), pressure regulator valve two (46), high-precision pressure gauge two (45), high-pressure oil pipe two
(47), accumulator two (42) and cooler two (48) composition, motor two (40) and fuel tank two (49) upper surface pass through welding manner
It is connected and fixed, high-pressure gear pump two (43) and fuel tank two (49) upper surface pass through high-pressure oil pipe two (47) by being welded to connect
It links together with fuel tank two (49) inside.Oil filler two (44) is located on the right side of high-pressure gear pump two (43), liquidometer two (41)
Positioned at fuel tank two (49) front surface, it is connected by screw to and is assembled together；Console (1) issues instruction starting motor two (40)
High-pressure gear pump two (43) are driven to generate Random Vibration Load.
Compared with the prior art, the beneficial effects of the present invention are the device collection impact experiment function and fatigue experiment function
Energy Yu Yiti, can verify the impact property and fatigue behaviour of train pilot simultaneously, and structure is simple, easy to operate, efficiently
It is practical.
Detailed description of the invention
Fig. 1 is the shock resistance of train pilot and fatigue test device appearance diagram.
Fig. 2 is the shock resistance of train pilot and fatigue test device console schematic diagram.
Fig. 3 is schematic diagram on front side of the shock resistance of train pilot and fatigue test device impact experimental bench hydraulic power source.
Fig. 4 is schematic diagram on rear side of the shock resistance of train pilot and fatigue test device impact experimental bench hydraulic power source.
Fig. 5 is the shock resistance of train pilot and fatigue test device impact experimental bench schematic diagram.
Fig. 6 is the shock resistance of train pilot and fatigue test device tiring experiment desk schematic diagram.
Fig. 7 is schematic diagram on front side of the shock resistance of train pilot and fatigue test device tiring experiment desk hydraulic power source.
Fig. 8 is schematic diagram on rear side of the shock resistance of train pilot and fatigue test device tiring experiment desk hydraulic power source.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and specific embodiments.
Train pilot shock resistance and fatigue test device are by console (1), impact experimental bench hydraulic power source (2), impact
Experimental bench (3), tiring experiment desk (4) and tiring experiment desk hydraulic power source (5) composition.The console (1) is by console cabinet
(6), computer (7) and 6 control button (8) compositions, console (1) and impact experimental bench hydraulic power source (2) and fatigue are controlled
Experimental bench hydraulic power source (5) is connected with each other by cable tubing (30).It controls in computer (7) insertion console cabinet (6), 6
Control button (8) is located at console cabinet (6) upper surface, by manipulation control computer (7) and 6 control buttons (8), respectively
It realizes to impact experimental bench hydraulic power source (2), impact experimental bench (3) and tiring experiment desk (4) and tiring experiment desk hydraulic power source (5)
Control.
The impact experimental bench hydraulic power source (2) is refueled by fuel tank one (9), motor one (10), high-pressure gear pump one (13)
One (14) of mouth, liquidometer one (11), pressure regulator valve one (16), high-precision pressure gauge one (15), high-pressure oil pipe one (17), accumulator one
(12) it is connected and fixed with fuel tank one (9) upper surface by welding manner with cooler one (18) composition, motor one (10), high knob
Wheel pump one (13) and fuel tank one (9) upper surface are connected to by being welded to connect, and by the way that oil pipe one (17) and fuel tank one (9) are internal
Together.Oil filler one (14) is located on the right side of high-pressure gear pump one (13), and liquidometer one (11) is located at fuel tank one (9) front surface, leads to
Screw is crossed to be linked and packed together.
The impact experimental bench (3) and impact experimental bench hydraulic power source (2) is connected by stretchable high tension loop oil pipe (19)
It connects, impact experimental bench (3) is located between impact experimental bench hydraulic power source (2) and tiring experiment desk (4), and impact experimental bench (3) is by steel
Plate bottom base (20), steel plate top base (31), 4 springs (21), hollow out ejection plate (27), 4 ejector rails (26), hanging is set
Object platform (24), launch cylinder (22), 8 spring slots (32), postposition steel plate (33), stretchable high tension loop oil pipe (19) and
Ejection plate (25) composition；The stretchable high tension loop oil pipe (19) is connect with ejection cylinder (22) by being threadedly engaged, bullet
Penetrating is clearance fit between cylinder (22) and ejection piston bar (50), and 4 springs (21) are inserted into 8 spring slots respectively
(32) in, 8 spring slots (32) are respectively welded in postposition steel plate (33) and hollow out ejection plate (27), ejection plate (25) and hollow out
Ejection plate (27) is connected by welding manner, the hollow out size of hollow out ejection plate (27) and hanging articles holding table (24) unanimously, and
Hanging articles holding table (24) is located at immediately ahead of hollow out ejection plate (27), and hanging articles holding table (24) is for putting stone.
When the automobile-used pilot of tests column (55) shock resistance, pass through manipulation control computer (7) and 6 control buttons
(8) the hollow out ejection plate (27) in impact experimental bench hydraulic power source (2) and impact experimental bench (3) is adjusted to suitable parameters respectively
And position, by stone be placed in hanging articles holding table (24) medium position and with ejection plate (25) aligned in position, and tune will be passed through
Articles holding table (277) upper and lower position in whole tiring experiment desk (4), by stone and train pilot (55) upper-lower height and position
Set alignment.Impact experimental bench hydraulic power source (2) are made by manipulation control computer (7) and 6 control buttons (8) when launching stone
Driving force is provided, hollow out ejection plate (27) is stretched backward, hydraulic energy is converted to the elastic potential energy of 4 springs, then release is engraved
Empty ejection plate (27), converts the elastic potential energy of 4 springs to the kinetic energy of hollow out ejection plate (27), is hit by ejection plate (25)
The stone on hanging articles holding table (24) is hit, makes stone impact to train pilot (55), the automobile-used pilot of tests column (55) punching
Hit performance.
The tiring experiment desk (4) is located at immediately ahead of impact experimental bench (3), tired on the left of tiring experiment desk hydraulic power source (5)
Labor experimental bench (4) is by Fatigue Vibration cylinder (28), pedestal (266), articles holding table (277), stretchable high tension loop oil pipe (19),
Protective net (255) and be welded and fixed plate (29) composition, pass through stretchable high tension loop oil pipe (19) and tiring experiment desk hydraulic power source
(5) it connects, stretchable high tension loop oil pipe (19) is connect with Fatigue Vibration cylinder (28) by being threadedly engaged, and Fatigue Vibration is made
It is clearance fit between dynamic cylinder (28) and Fatigue Vibration piston rod (51), Random Vibration Load passes through Fatigue Vibration cylinder (28)
It is applied on train pilot (55) with Fatigue Vibration piston rod (51), the automobile-used pilot of tests column (55) impact property；Institute
The Fatigue Vibration cylinder (28) stated is bolted together with pedestal (266) by 4, and articles holding table (277) and train are arranged
It is bolted between barrier device by 6, plate (29) is welded and fixed and train pilot is bolted together with 4, protected
Net (255) is connect with articles holding table (277) by welding manner.
The tiring experiment desk hydraulic power source (5) is added by fuel tank two (49), motor two (40), high-pressure gear pump two (43)
Hydraulic fluid port two (44), liquidometer two (41), pressure regulator valve two (46), high-precision pressure gauge two (45), high-pressure oil pipe two (47), accumulator
Two (42) and cooler two (48) composition, motor two (40) are connected and fixed with fuel tank two (49) upper surface by welding manner, high
Knob wheel pump two (43) and fuel tank two (49) upper surface pass through high-pressure oil pipe two (47) and fuel tank two (49) by being welded to connect
Inside links together.Oil filler two (44) is located on the right side of high-pressure gear pump two (43), and liquidometer two (41) is located at fuel tank two
(49) front surface is connected by screw to and is assembled together.When the automobile-used pilot of tests column (55) fatigue behaviour, controlled by manipulation
Computer (7) processed and 6 control buttons (8) are respectively by the articles holding table in tiring experiment desk hydraulic power source (5) and tiring experiment desk (4)
(277) stone for making to be placed in hanging articles holding table (24) medium position to suitable parameters and position and tiring experiment desk (4) are adjusted
Train pilot (55) aligned in position on middle articles holding table (277) passes through the vertical random vibration of control computer (7) setting
Loading spectrum makes tiring experiment desk (4) move up and down, to realize to the train test of pilot (55) fatigue behaviour.
Claims (6)
1. train pilot shock resistance and fatigue test device, it is characterised in that: the device is mainly by console (1), impact
Experimental bench hydraulic power source (2), impact experimental bench (3), tiring experiment desk (4) and tiring experiment desk hydraulic power source (5) composition, the control
Platform (1) processed controls impact experimental bench hydraulic power source (2) and tiring experiment desk hydraulic power source (5) respectively, is the impact experimental bench (3)
Power is provided with tiring experiment desk (4)；The impact experimental bench (3) is mesa structure, automobile-used by ejection stone tests column
Pilot shock resistance；The tiring experiment desk (4) is box typed structure, is tested by applying vertical Random Vibration Load
Train pilot anti-fatigue performance.
2. train according to claim 1 pilot shock resistance and fatigue test device, it is characterised in that: the control
Platform (1) processed controls computer (7) and 6 control button (8) compositions, console (1) and impact experiment by console cabinet (6)
Platform hydraulic power source (2) and tiring experiment desk hydraulic power source (5) are connected with each other by cable tubing (30).
3. train according to claim 1 pilot shock resistance and fatigue test device, it is characterised in that: described rushes
Experimental bench hydraulic power source (2) is hit by fuel tank one (9), motor one (10), high-pressure gear pump one (13), oil filler one (14), liquidometer
One (11), pressure regulator valve one (16), high-precision pressure gauge one (15), high-pressure oil pipe one (17), accumulator one (12) and cooler one
(18) it forms, motor one (10) is connected and fixed with fuel tank one (9) upper surface by welding manner, high-pressure gear pump one (13) and oil
Case one (9) upper surface links together by being welded to connect, and by the way that oil pipe one (17) and fuel tank one (9) are internal；Oil filler one
(14) it is located on the right side of high-pressure gear pump one (13), liquidometer one (11) is located at fuel tank one (9) front surface, is connected by screw to assembly
Together.
4. train according to claim 1 pilot shock resistance and fatigue test device, it is characterised in that: described rushes
It hits experimental bench (3) and impact experimental bench hydraulic power source (2) to connect by stretchable high tension loop oil pipe (19), impact experimental bench (3)
Between impact experimental bench hydraulic power source (2) and tiring experiment desk (4), impact experimental bench (3) is by steel plate bottom base (20), steel plate
Top base (31), 4 springs (21), hollow out ejection plate (27), 4 ejector rails (26), hanging articles holding table (24) launch actuation
Cylinder (22), 8 spring slots (32), postposition steel plate (33), stretchable high tension loop oil pipe (19) and ejection plate (25) composition；Bullet
Driving force is provided by impact experimental bench hydraulic power source (2) when penetrating stone, hollow out ejection plate (27) is stretched backward, hydraulic energy is converted
For the elastic potential energy of 4 springs, hollow out ejection plate (27) then are discharged, convert hollow out ejection for the elastic potential energy of 4 springs
The kinetic energy of plate (27) hits the stone on hanging articles holding table (24) by ejection plate (25), simulates stone impact train troubleshooting
Device (55), the automobile-used pilot of tests column (55) impact property；The stretchable high tension loop oil pipe (19) and ejection cylinder
(22) by being threadedly engaged connection, launching is clearance fit, 4 springs (21) between cylinder (22) and ejection piston bar (50)
It is inserted into 8 spring slots (32) respectively, 8 spring slots (32) are respectively welded in postposition steel plate (33) and hollow out ejection plate
(27), ejection plate (25) is connect with hollow out ejection plate (27) by welding manner, the hollow out size of hollow out ejection plate (27) with hang
Unanimously, and hanging articles holding table (24) is located at immediately ahead of hollow out ejection plate (27) formula articles holding table (24), and hanging articles holding table (24) is used for
Put stone.
5. train according to claim 1 pilot shock resistance and fatigue test device, it is characterised in that: described is tired
Labor experimental bench (4) is located at immediately ahead of impact experimental bench (3), and on the left of tiring experiment desk hydraulic power source (5), tiring experiment desk (4) is by tired
Labor vibrates cylinder (28), pedestal (266), articles holding table (277), stretchable high tension loop oil pipe (19), protective net (255) and weldering
Fixed plate (29) composition is connect, is connect by stretchable high tension loop oil pipe (19) with tiring experiment desk hydraulic power source (5), stretchable height
It pushes back road binders pipe (19) and is connect with Fatigue Vibration cylinder (28) by being threadedly engaged, Fatigue Vibration cylinder (28) and fatigue are shaken
It is clearance fit between piston bar (51), Random Vibration Load passes through Fatigue Vibration cylinder (28) and Fatigue Vibration piston rod
(51) it is applied on train pilot (55), the automobile-used pilot of tests column (55) impact property；The Fatigue Vibration actuation
Cylinder (28) is bolted together with pedestal (266) by 4, passes through 6 spiral shells between articles holding table (277) and train pilot
It tethers and connects, plate (29) is welded and fixed and train pilot is bolted together with 4, protective net (255) and articles holding table
(277) it is connected by welding manner.
6. train according to claim 1 pilot shock resistance and fatigue test device, it is characterised in that: described is tired
Labor experimental bench hydraulic power source (5) is by fuel tank two (49), motor two (40), high-pressure gear pump two (43), oil filler two (44), liquidometer
Two (41), pressure regulator valve two (46), high-precision pressure gauge two (45), high-pressure oil pipe two (47), accumulator two (42) and cooler two
(48) form, motor two (40) is connected and fixed with fuel tank two (49) upper surface by welding manner, high-pressure gear pump two (43) and
Fuel tank two (49) upper surface links together by being welded to connect, and by the way that high-pressure oil pipe two (47) and fuel tank two (49) are internal；
Oil filler two (44) is located on the right side of high-pressure gear pump two (43), and liquidometer two (41) is located at fuel tank two (49) front surface, passes through spiral shell
Nail is linked and packed together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820825785.XU CN208872533U (en) | 2018-05-31 | 2018-05-31 | Train pilot shock resistance and fatigue test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820825785.XU CN208872533U (en) | 2018-05-31 | 2018-05-31 | Train pilot shock resistance and fatigue test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208872533U true CN208872533U (en) | 2019-05-17 |
Family
ID=66461983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820825785.XU Expired - Fee Related CN208872533U (en) | 2018-05-31 | 2018-05-31 | Train pilot shock resistance and fatigue test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208872533U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110553859A (en) * | 2018-05-31 | 2019-12-10 | 湖南工业大学 | Shock resistance and fatigue test device for barrier remover for train |
-
2018
- 2018-05-31 CN CN201820825785.XU patent/CN208872533U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110553859A (en) * | 2018-05-31 | 2019-12-10 | 湖南工业大学 | Shock resistance and fatigue test device for barrier remover for train |
| CN110553859B (en) * | 2018-05-31 | 2024-02-27 | 湖南工业大学 | Shock resistance and fatigue experiment device for barrier remover for train |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101267121B1 (en) | Vehicle crash simulation test apparatus | |
| CN103964001B (en) | Small-sized tethered satellite ejection mechanism and catapult technique thereof | |
| CN208872533U (en) | Train pilot shock resistance and fatigue test device | |
| CN103954423A (en) | Spring energy storage type horizontal impact test stand and method | |
| CN106679991B (en) | A kind of automobile road conditions simulator of experiential marketing | |
| CN103712767A (en) | Pneumatic device for pneumatic type horizontal impact table | |
| CN206095834U (en) | Experimental facilities is impacted to multi -functional high speed | |
| CN103759912A (en) | Pneumatic type horizontal shock platform | |
| CN112268673B (en) | New forms of energy car battery package simulation collision test equipment | |
| CN101077457A (en) | Pneumatic jumping toy | |
| CN102126563A (en) | Aircraft landing gear drop lifting force simulating device | |
| CN106932186A (en) | A kind of carrier-borne aircraft nose-gear launches release test device and its test method | |
| CN101750219B (en) | Train moving die experiment system | |
| CN104502049A (en) | Vehicle steering system impact test device and vehicle steering system impact test method | |
| CN107606043B (en) | A kind of shock proof automobile energy storage damper of fourth gear | |
| CN201589695U (en) | Experimental device of train movable mould | |
| CN203552497U (en) | Hydraulic ejection training simulator | |
| CN110553859B (en) | Shock resistance and fatigue experiment device for barrier remover for train | |
| CN201773004U (en) | Vehicle rollover generator used for automobile safety test | |
| CN109104907B (en) | The experimental rig of guided missile made of metal mantle buffer | |
| CN209689860U (en) | A kind of half-sine wave horizontal impact testing stand | |
| CN201107164Y (en) | Flexible clamping mechanism for buffer moving | |
| CN108225940A (en) | A kind of explosive shearing test system and test method | |
| CN207556826U (en) | Fuel pipe life cycle experimental rig | |
| CN112539903B (en) | Multifunctional impact loading table and experimental method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190517 Termination date: 20200531 |