CN201297987Y - Tester for comprehensive properties of train brake valve - Google Patents
Tester for comprehensive properties of train brake valve Download PDFInfo
- Publication number
- CN201297987Y CN201297987Y CNU2008201868331U CN200820186833U CN201297987Y CN 201297987 Y CN201297987 Y CN 201297987Y CN U2008201868331 U CNU2008201868331 U CN U2008201868331U CN 200820186833 U CN200820186833 U CN 200820186833U CN 201297987 Y CN201297987 Y CN 201297987Y
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- CN
- China
- Prior art keywords
- pressure
- brake
- electromagnetic valve
- valve
- efferent duct
- 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
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- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Valves And Accessory Devices For Braking Systems (AREA)
Abstract
The utility model relates to a tester for comprehensive properties of a train brake valve, which comprises a main air reservoir, an air source pipe connected with the main air reservoir, a brake air cylinder, a brake pressure output pipe connected with the brake air cylinder, a pressure adjusting part, a pressure detecting part and a controlled pressure output pipe, wherein the pressure adjusting part comprises a DSP control unit, a pressure sensor, an electromagnetic valve driving panel, a brake electromagnetic valve, a release electromagnetic valve and a volume air reservoir, the pressure sensor and the electromagnetic valve driving panel are in electric signal connection with the DSP control unit, and the brake electromagnetic valve and the release electromagnetic valve are electrically connected with the electromagnetic valve driving panel; the pressure detecting part comprises a data acquisition unit, an air source side pressure sensor and a brake side pressure sensor, and the air source side pressure sensor and the brake side pressure sensor are in electric signal connection with the data acquisition unit. The tester for comprehensive properties of the train brake valve utilizes a DSP technology and combines the pressure sensors and the electromagnetic valves to simulate pressure control signals, collects pressure valves by the pressure sensors and monitors the dynamic changes of inlet pressure and outlet pressure under the action of controlled pressure in real time so as to realize the comprehensive properties of the train brake valve.
Description
Technical field
The utility model relates to a kind of railcar brake gas brake unit duty valve test platform for comprehensive performance that is applied to, and belongs to rail vehicle braking technical field of measurement and test.
Background technology
At present, test to subway car brakeing machine gas brake unit duty valve combination property mainly is to use machinery instrument, rely on the subjective method that monitors of staff, the reliability of instrument adds the existence of artificial factor, it is inaccurate to occur the duty valve performance test easily, influences the brake performance afterwards to cause getting on the bus.Monitoring to the working condition continuity test simultaneously also is to use the simple relatively instrument monitoring equipment of sampling in conjunction with manual supervisory method, artificial subjective factor is big, real-time is not strong, and continuity that can not the reflection function valve performance changes, and the duty valve combination property analysis is lacked scientific basis.
Summary of the invention
Technical problem to be solved in the utility model is, uncontinuity at the prior art test performance, the deficiency of real-time difference, a kind of train braking valve comprehensive performance test device based on DSP control, pci data acquisition technique is provided, its mould changes continuously with the actual condition controlled pressure, and utilizes the real-time feedback pressure signal of pressure transducer, monitors the relation between each pressure signal in real time, the test response time, and provide analysis result.
The technical scheme that its technical matters that solves the utility model adopts is as follows: train braking valve comprehensive performance test device, it is characterized in that forming and comprise: total reservoir and connected wind regime pipe, braking reservoir and connected brake pressure efferent duct, the pressure regulating part branch, the pressure detection part, and controlled pressure efferent duct, described pressure regulating part branch comprises the DSP control module, the pressure transducer that is connected with described DSP control module electric signal, the solenoid-driven panel, the braking electromagnetic valve that is electrically connected with this solenoid-driven panel, release electromagnetic valve, and volume reservoir, the pressure input port of described pressure transducer is connected with the volume reservoir by pipeline, the air intake opening of braking electromagnetic valve is by pipeline and wind regime pipe UNICOM, the gas outlet of described braking electromagnetic valve, the air intake opening of release electromagnetic valve, the volume reservoir, the controlled pressure efferent duct communicates with one another by pipeline, described pressure detecting portion branch comprises data acquisition unit, the wind regime side pressure sensor that is connected with described data acquisition unit electric signal, the brake side pressure transducer, described wind regime side pressure sensor pressure input port and wind regime pipe UNICOM, described brake side pressure transducer pressure input port and brake pressure efferent duct UNICOM.
The beneficial effects of the utility model are as follows: the utility model utilizes the DSP technology, in conjunction with pressure transducer, solenoid valve simulated pressure control signal, and carry out the force value collection by pressure transducer, monitoring intake pressure, the dynamic change of top hole pressure under the controlled pressure effect in real time, the utility model can accurately be simulated the controlled pressure of actual condition, in real time monitoring objective pressure is with the variable condition of controlled pressure, and outputs test data and dynamic change figure.
Description of drawings
Fig. 1 is the utility model train braking valve comprehensive performance test device structural drawing.
Embodiment
With reference to the accompanying drawings and in conjunction with the embodiments the utility model is described in further detail.But the utility model is not limited to given example.
As shown in Figure 1, the utility model train braking valve comprehensive performance test device, its composition comprises: total reservoir Res2 and connected wind regime pipe L1, braking reservoir Res3 and connected brake pressure efferent duct L3, the pressure regulating part branch, the pressure detection part, and controlled pressure efferent duct L2, the pressure regulating part branch comprises DSP control module DSP, the pressure transducer B1 that is connected with DSP control module DSP electric signal, solenoid-driven panel CP, the braking electromagnetic valve B1 that is electrically connected with this solenoid-driven panel CP, release electromagnetic valve B2, and volume reservoir Res1, the pressure input port J1 of pressure transducer B1 is connected with volume reservoir Res1 by pipeline, the air intake opening J2 of braking electromagnetic valve B1 is by pipeline and wind regime pipe L1 UNICOM, the gas outlet J3 of braking electromagnetic valve B1, the air intake opening J4 of release electromagnetic valve B2, volume reservoir Res1, controlled pressure efferent duct L2 communicates with one another by pipeline, wherein, the pressure detecting portion branch comprises data acquisition unit PCI, the wind regime side pressure sensor B2 that is connected with data acquisition unit PCI electric signal, brake side pressure transducer B3, wind regime side pressure sensor B2 pressure input port J5 and wind regime pipe L1 UNICOM, brake side pressure transducer B3 pressure input port J6 and brake pressure efferent duct L3 UNICOM.L4 is the escape pipe of release electromagnetic valve B2 among Fig. 1, and the direction of arrow is represented the pressure release air flow direction, and release electromagnetic valve B2 reaches the purpose of pressure release by venting.
After three the corresponding interface connections of end respectively at brake valve with wind regime pipe L1, controlled pressure efferent duct L2, brake pressure efferent duct L3, this device can detect brake valve.
In order to detect more easily, among the embodiment as shown in Figure 1, the utility model also has a duty valve mount pad Valve, duty valve mount pad Valve has three interface V1, V2, V3, and these three interface V1, V2, V3 are connected with wind regime pipe L1, controlled pressure efferent duct L2, brake pressure efferent duct L3 respectively.Such device integrated level is better, and it is comparatively convenient to operate, and only needs duty valve directly is fixed on the duty valve mount pad, after three interfaces connect, can detect.
Claims (2)
1, train braking valve comprehensive performance test device, it is characterized in that forming and comprise: total reservoir and connected wind regime pipe, braking reservoir and connected brake pressure efferent duct, the pressure regulating part branch, the pressure detection part, and controlled pressure efferent duct, described pressure regulating part branch comprises the DSP control module, the pressure transducer that is connected with described DSP control module electric signal, the solenoid-driven panel, the braking electromagnetic valve that is electrically connected with this solenoid-driven panel, release electromagnetic valve, and volume reservoir, the pressure input port of described pressure transducer is connected with the volume reservoir by pipeline, the air intake opening of braking electromagnetic valve is by pipeline and wind regime pipe UNICOM, the gas outlet of described braking electromagnetic valve, the air intake opening of release electromagnetic valve, the volume reservoir, the controlled pressure efferent duct communicates with one another by pipeline, described pressure detecting portion branch comprises data acquisition unit, the wind regime side pressure sensor that is connected with described data acquisition unit electric signal, the brake side pressure transducer, described wind regime side pressure sensor pressure input port and wind regime pipe UNICOM, described brake side pressure transducer pressure input port and brake pressure efferent duct UNICOM.
2, train braking valve comprehensive performance test device according to claim 1, it is characterized in that having a duty valve mount pad, described duty valve mount pad has three interfaces, and described three interfaces are connected with wind regime pipe, controlled pressure efferent duct, brake pressure efferent duct respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201868331U CN201297987Y (en) | 2008-10-28 | 2008-10-28 | Tester for comprehensive properties of train brake valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201868331U CN201297987Y (en) | 2008-10-28 | 2008-10-28 | Tester for comprehensive properties of train brake valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201297987Y true CN201297987Y (en) | 2009-08-26 |
Family
ID=41043969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201868331U Expired - Fee Related CN201297987Y (en) | 2008-10-28 | 2008-10-28 | Tester for comprehensive properties of train brake valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201297987Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101813564A (en) * | 2010-03-09 | 2010-08-25 | 上海大学 | Automation testing platform control air circuit system of subway brake unit |
| CN105235668A (en) * | 2015-10-19 | 2016-01-13 | 济南大学 | Volume air cylinder external suspension type electric pneumatic braking device |
| CN106427973A (en) * | 2016-11-28 | 2017-02-22 | 中车长春轨道客车股份有限公司 | Method for screening CRH380 series motor train unit relay valve |
| CN103373340B (en) * | 2012-04-30 | 2017-04-12 | 卡特彼勒公司 | Electro-hydraulic brake valve performance monitoring |
| CN107161132A (en) * | 2017-06-02 | 2017-09-15 | 青岛思锐科技有限公司 | A kind of passenger train electro pneumatic braking system and alleviation method |
| CN111811810A (en) * | 2020-07-17 | 2020-10-23 | 中车青岛四方车辆研究所有限公司 | Performance test equipment of vehicle valve |
| CN112697338A (en) * | 2020-12-15 | 2021-04-23 | 神华铁路装备有限责任公司 | Train pipe monitoring device and system and 25t axle weight aluminum alloy coal hopper car system |
-
2008
- 2008-10-28 CN CNU2008201868331U patent/CN201297987Y/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101813564A (en) * | 2010-03-09 | 2010-08-25 | 上海大学 | Automation testing platform control air circuit system of subway brake unit |
| CN101813564B (en) * | 2010-03-09 | 2011-08-31 | 上海大学 | Automation testing platform control air circuit system of subway brake unit |
| CN103373340B (en) * | 2012-04-30 | 2017-04-12 | 卡特彼勒公司 | Electro-hydraulic brake valve performance monitoring |
| CN105235668A (en) * | 2015-10-19 | 2016-01-13 | 济南大学 | Volume air cylinder external suspension type electric pneumatic braking device |
| CN105235668B (en) * | 2015-10-19 | 2018-01-23 | 济南大学 | The outer hung type electropneumatic brake equipment of volume reservoir |
| CN106427973A (en) * | 2016-11-28 | 2017-02-22 | 中车长春轨道客车股份有限公司 | Method for screening CRH380 series motor train unit relay valve |
| CN107161132A (en) * | 2017-06-02 | 2017-09-15 | 青岛思锐科技有限公司 | A kind of passenger train electro pneumatic braking system and alleviation method |
| CN107161132B (en) * | 2017-06-02 | 2019-06-14 | 中车青岛四方车辆研究所有限公司 | A kind of passenger train electro pneumatic braking system and alleviate method |
| CN111811810A (en) * | 2020-07-17 | 2020-10-23 | 中车青岛四方车辆研究所有限公司 | Performance test equipment of vehicle valve |
| CN112697338A (en) * | 2020-12-15 | 2021-04-23 | 神华铁路装备有限责任公司 | Train pipe monitoring device and system and 25t axle weight aluminum alloy coal hopper car system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090826 Termination date: 20131028 |