CN206292057U - A kind of experimental rig for studying wheel rail relation - Google Patents
A kind of experimental rig for studying wheel rail relation Download PDFInfo
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- CN206292057U CN206292057U CN201621243751.7U CN201621243751U CN206292057U CN 206292057 U CN206292057 U CN 206292057U CN 201621243751 U CN201621243751 U CN 201621243751U CN 206292057 U CN206292057 U CN 206292057U
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- wheel
- bogie
- exciting actuator
- testing stand
- actuator
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- 238000012360 testing method Methods 0.000 claims abstract description 26
- 238000004088 simulation Methods 0.000 claims 1
- 238000009432 framing Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
A kind of experimental rig for studying wheel rail relation, including motor, bogie, testing stand framework, analog orbit wheel, half car quality simulating device, vertical exciting actuator, longitudinal exciting actuator, horizontal exciting actuator, analog orbit axle end is respectively provided with horizontal exciting actuator, vertical exciting actuator, longitudinal exciting actuator, horizontal exciting actuator, vertical exciting actuator, the other end of longitudinal exciting actuator is fixed respectively, bogie is located at the surface of analog orbit wheel, bogie frame is fixed on testing stand framework, bogie top is provided with half car quality simulating device, half car quality simulating device is connected with testing stand framework.The present apparatus uses true steering framing wheel pair, analog orbit wheel is connected with motor respectively, the speed of related movement between High-speed Wheel/Rail can be simulated, relative linear velocity between its wheel track can reach 500km/h, testing stand maximum vertical force loading reaches 100kN, maximum transverse force reaches 50kN, and peak frequency can arrive 30Hz.
Description
Technical field
The utility model is related to a kind of rail vehicle experimental provision, more particularly, to one kind research high speed railway car wheel track
Relation experimental rig.
Background technology
With economic fast development, China railways especially high-speed railway enters Rapid development stage.High-speed railway surpasses
The technology category of conventional railway is got over, has been comprehensive strong, multidisciplinary composition a system engineering.The High-speed Wheel/Rail of high-speed railway
Relations problems directly influence the side such as the performance of locomotive traction power, wheel track surface damage, train operation stability, train braking
Face, is one of key technology of high-speed railway.The operation of train is rubbed by the traction and braking adhesion of wheel-rail interaction generation
Wipe power and realize, wheel high speed scroll in orbit, due to many factors such as taper and track curves, ramp of wheel tread
Influence, has the creep phenomenon of multi-form, simultaneously because the effect of the traction and braking adhesion frictional force between wheel track, makes
The effect between wheel track is obtained as a kind of rolling form the most complicated, its interaction process is a very complicated tribology
Process.
Practice have shown that, according to existing knowledge, it is also difficult to assess High-speed Wheel/Rail system architecture and performance, one only according to theory
As for be required for carrying out substantial amounts of experimental study, with obtain reliable test data to Instructing manufacture design.Circuit is used
Although experiment is with reliability higher, its expensive, duration is long, big on the influence of normal railway operation, while
It is difficult to control to use condition.Simulating lab test can control to use condition, also many complicated factors be ground can respectively
Study carefully, so as to obtain more accurate, detailed experimental data.
Utility model content
The purpose of this utility model is to provide a kind of experimental rig for studying wheel rail relation, and the experimental rig can be in laboratory
Inside easily simulate the wheel rail relation and its fretting wear situation in high-speed motion, and the plant automation degree is high, operation
Simple and convenient, certainty of measurement is high, test data favorable reproducibility, so that for the design production of high-speed railway wheel track is provided with maintenance
More reliable test data.
To realize above-mentioned utility model purpose, the utility model provides a kind of experimental rig for studying wheel rail relation, and it is special
Levy and be：Including motor, bogie, testing stand framework, analog orbit wheel, half car quality simulating device, vertical exciting actuator,
Longitudinal exciting actuator, horizontal exciting actuator, motor are arranged on base, and motor shaft is connected with analog orbit wheel, mould
Intend track axle end and be respectively provided with horizontal exciting actuator, vertical exciting actuator, longitudinal exciting actuator, horizontal exciting start
Device, vertical exciting actuator, the other end of longitudinal exciting actuator are fixed respectively, and bogie is located at just going up for analog orbit wheel
Side, bogie frame corner is respectively provided with a vertical connecting rod, and vertical small end is fixed on testing stand framework, bogie frame
Front end is connected with a longitudinal rod respectively, and the longitudinal rod other end is fixed on testing stand framework, the axle box of bogie side
End connects a transverse link respectively, and the transverse link other end is fixed on testing stand framework, and bogie top is provided with half car matter
Amount analogue means, half car quality simulating device is connected with testing stand framework.
Half described car quality simulating device is provided with counterweight, the counterweight for adjusting half car quality simulating device, half car
Quality simulating device front end is connected with two longitudinal bracing connecting rods, and right side is connected with a cross-brace connecting rod.
Described testing stand framework has four root posts, and two front end cross beams, two entablatures are provided with column, for solid
Determine longitudinal rod, longitudinal bracing connecting rod and vertical connecting rod, and then connect half car quality simulating device and bogie.
The beneficial effects of the utility model are as follows：
First, using true steering framing wheel pair, analog orbit wheel is connected with motor respectively, between can simulating High-speed Wheel/Rail
Relative linear velocity between speed of related movement, its wheel track can reach 500km/h.
2nd, vertical exciting actuator, horizontal exciting actuator, longitudinal exciting actuator loading exciting force, so as in experiment
The High-speed Wheel/Rail relationship behavior under various operating modes can be more truly simulated in room.Testing stand maximum vertical force loading reaches 100kN,
Maximum transverse force reaches 50kN, and peak frequency can arrive 30Hz.
Brief description of the drawings
Fig. 1 is the three dimensional structure diagram of the utility model embodiment；
Fig. 2 the utility model removes the three dimensional structure diagram of testing stand framework；
Fig. 3 is half car quality simulating apparatus structure schematic diagram；
Fig. 4 is the utility model testing stand frame construction schematic diagram.
Specific embodiment
Reference picture 1, Fig. 2, the utility model include dc motor 2, bogie 7, testing stand framework, analog orbit wheel 3,
Half car quality simulating device 14, vertical exciting actuator 6, longitudinal exciting actuator 5, horizontal exciting actuator 4, dc motor
2 are arranged on motor base 1, and rotating speed, four analog orbits are transmitted by belt between dc motor 2 and analog orbit wheel 3
Wheel 3 is connected to a fixed with horizontal actuator 4, longitudinal actuator 5, vertical actuator 6 respectively, and bogie 7 is located at analog orbit wheel 3
Surface, be connected with a vertical connecting rod 8 respectively on the framework corner of bogie 7, the other end of vertical connecting rod 8 and testing stand structure
Frame crossbeam 9,10 is connected；The framework front end of bogie 7 is connected with two longitudinal rods 11 respectively, the other end of longitudinal rod 11 with
Testing stand framework front end cross beam 12 is connected, and the right side axle box end of bogie 7 is connected with transverse link 13 respectively, transverse link
13 other ends are fixed on the strong framework of experiment, and half car quality simulating device 14 is provided with the bolster of bogie 7.
Reference picture 3, half car quality simulating device 14 is provided with counterweight 18, for adjusting matching somebody with somebody for half car quality simulating device
Weight, half car quality simulating device front end is connected with two longitudinal bracing connecting rods 15, and right side is connected with a cross-brace connecting rod 17.
Reference picture 4, testing stand framework has four root posts 19, and two upper horizontal strokes of front end cross beam 12,16, two are provided with column
Beam 9,10, for fixing longitudinal rod 11, longitudinal bracing connecting rod 15 and vertical connecting rod 8, and then connects half car quality simulating device
And bogie.
During experiment, bogie frame corner upside is respectively mounted a three-dimensional force sensor, is controlled by control system straight
Stream motor rotation, drives steering framing wheel to rotation, then controls horizontal, vertical, three direction actuator of hanging down to turning by control system
Implement power and load to frame loading, so as to simulate bogie operation on the line.When bogie runs, passed by three-dimensional force
Sensor measures relation between the data between wheel track, analysis wheel track.
Claims (3)
1. it is a kind of study wheel rail relation experimental rig, it is characterised in that：Including motor, bogie, testing stand framework, simulation rail
Road wheel, half car quality simulating device, vertical exciting actuator, longitudinal exciting actuator, horizontal exciting actuator, motor are arranged on
On base, motor shaft and analog orbit wheel are connected, and analog orbit axle end is respectively provided with horizontal exciting actuator, vertical swashs
Shake actuator, longitudinal exciting actuator, horizontal exciting actuator, vertical exciting actuator, the other end of longitudinal exciting actuator
Fix respectively, bogie is located at the surface of analog orbit wheel, and bogie frame corner is respectively provided with a vertical connecting rod, vertical company
Bar upper end is fixed on testing stand framework, and bogie frame front end is connected with a longitudinal rod respectively, the longitudinal rod other end
It is fixed on testing stand framework, the axle box end of bogie side connects a transverse link respectively, and the transverse link other end is fixed
On testing stand framework, bogie top is provided with half car quality simulating device, and half car quality simulating device connects with testing stand framework
Connect.
2. it is according to claim 1 it is a kind of study wheel rail relation experimental rig, it is characterised in that：Half described car quality
Analogue means is provided with counterweight, the counterweight for adjusting half car quality simulating device, and half car quality simulating device front end is indulged with two
It is connected to support link, right side is connected with a cross-brace connecting rod.
3. it is according to claim 1 it is a kind of study wheel rail relation experimental rig, it is characterised in that：Described testing stand structure
Frame has four root posts, and two front end cross beams, two entablatures are provided with column, connects for fixing longitudinal rod, longitudinal bracing
Bar and vertical connecting rod, and then connect half car quality simulating device and bogie.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621243751.7U CN206292057U (en) | 2016-11-17 | 2016-11-17 | A kind of experimental rig for studying wheel rail relation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621243751.7U CN206292057U (en) | 2016-11-17 | 2016-11-17 | A kind of experimental rig for studying wheel rail relation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206292057U true CN206292057U (en) | 2017-06-30 |
Family
ID=59100044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621243751.7U Expired - Fee Related CN206292057U (en) | 2016-11-17 | 2016-11-17 | A kind of experimental rig for studying wheel rail relation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206292057U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106323655A (en) * | 2016-11-17 | 2017-01-11 | 中车长春轨道客车股份有限公司 | Testing device for researching wheel-rail relations |
-
2016
- 2016-11-17 CN CN201621243751.7U patent/CN206292057U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106323655A (en) * | 2016-11-17 | 2017-01-11 | 中车长春轨道客车股份有限公司 | Testing device for researching wheel-rail relations |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170630 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |