CN203069369U - Subway train brake valve testing device - Google Patents
Subway train brake valve testing device Download PDFInfo
- Publication number
- CN203069369U CN203069369U CN 201320061012 CN201320061012U CN203069369U CN 203069369 U CN203069369 U CN 203069369U CN 201320061012 CN201320061012 CN 201320061012 CN 201320061012 U CN201320061012 U CN 201320061012U CN 203069369 U CN203069369 U CN 203069369U
- Authority
- CN
- China
- Prior art keywords
- pressure regulation
- valve
- cylinder
- stop valve
- subway train
- 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 - Lifetime
Links
Images
Landscapes
- Valves And Accessory Devices For Braking Systems (AREA)
Abstract
The utility model discloses a subway train brake valve testing device, which comprises a main gas path, a pressure adjusting gas path and an auxiliary gas path, wherein the main gas path is connected with the pressure adjusting gas path, and the auxiliary gas path is independent of the main gas path and the pressure adjusting gas path. Compared with the prior art, the subway train brake valve testing device has the beneficial effects that: the subway train brake valve testing device has the advantages of simple structure, low manufacturing cost and the like, closely combines the actual requirements of the valve testing operation, is simple and easy to operate and strong in practicality, and effectively solves the problems of high cost caused by special customization due to lack of test beds and subsequent automatic and continuous refine improvement and maintenance on functions; in addition, the subway train brake valve testing device further can be used for training staff, and can facilitate the staff to master the working principles of the brake valves quickly and improve the fault overhaul level of valves.
Description
Technical field
The utility model relates to a kind of proving installation, belongs to subway train repair apparatus technical field, refers in particular to a kind of subway train braking valve member proving installation.
Background technology
The stop spacing of subway is shorter, and it is more frequent that train braking system uses, and therefore to the having relatively high expectations of brake system, brake system must start rapidly, braking steadily, accurate, damping force is big.The braking ability of brake system is directly connected to the normal operation of subway, and the braking valve member is the important component part of railcar brake system, in the train daily servicing, when particularly vehicle frame overhaul brake system was maintained, the maintenance of braking valve member was even more important, still, at present domestic test platform volume is bigger, complex structure, efficient is lower, can not satisfy the demand that metro operation amount and vehicle frame heavy repair task amount increase greatly.
The utility model content
The purpose of this utility model is to overcome shortcoming of the prior art with not enough, and a kind of subway train braking valve member proving installation is provided, and this proving installation is simple and compact for structure, easy to operate easily, efficient is high, accuracy is strong.
To achieve these goals, the utility model is realized according to following technical scheme:
A kind of subway train braking valve member proving installation, it includes main gas circuit, pressure regulation gas circuit and auxiliary air passage, and wherein, main gas circuit is connected with the pressure regulation gas circuit, and auxiliary air passage is independent of main gas circuit and pressure regulation gas circuit.
Further, described main gas circuit includes master cylinder, and master cylinder is connected with external air source by pneumatic triple piece, and combination is connected with the pressure regulation gas circuit with pressure regulator valve by stop valve.
Further, described pressure regulation gas circuit includes the first pressure regulation cylinder and the second pressure regulation cylinder, wherein, the first pressure regulation cylinder is connected with master cylinder with first pressure regulator valve by first stop valve, the second pressure regulation cylinder is connected with master cylinder with second pressure regulator valve by second stop valve and is connected with master cylinder by the 3rd stop valve separately simultaneously, and connects by the 4th stop valve between the first pressure regulation cylinder and the second pressure regulation cylinder.
Further, described master cylinder also is connected with the master cylinder rain glass and is connected with tested valve member by the external stop valve of master cylinder, the first pressure regulation cylinder also is connected with the first pressure regulation cylinder rain glass and is connected with tested valve member by the first external stop valve, and the second pressure regulation cylinder also is connected with the second pressure regulation cylinder rain glass and is connected with tested valve member by the second external stop valve.
Further, described auxiliary air passage includes assistant cylinder, and assistant cylinder is connected with the assistant cylinder rain glass and is connected with tested valve member by auxiliary external stop valve.
Further, the described first pressure regulation cylinder is provided with first vent valve, and the second pressure regulation cylinder is provided with second vent valve, and assistant cylinder is provided with auxiliary exhaust valve.
The utility model compared with prior art, its beneficial effect is:
The utlity model has characteristics such as simple in structure, that the cost cost is low, and the valve class testing reality of work demand of combining closely, operate simple and easy, practical, efficiently solve because lacking the special customized sky high cost that brings of testing table and the follow-up problem of voluntarily function constantly being improved improvement and being safeguarded; In addition, the utility model can also be used to the employee is giveed training, is conducive to the principle of work that the employee grasps the braking valve member rapidly, improves valve member trouble hunting level.
In order to understand the utility model more clearly, set forth embodiment of the present utility model below with reference to description of drawings, but not as to restriction of the present utility model.
Description of drawings
Fig. 1 is gas circuit annexation synoptic diagram of the present utility model.
Embodiment
As shown in Figure 1, subway train braking valve member proving installation described in the utility model includes main gas circuit, pressure regulation gas circuit and auxiliary air passage, and wherein, main gas circuit is connected with the pressure regulation gas circuit, and auxiliary air passage is independent of main gas circuit and pressure regulation gas circuit.
As the preferred version of present embodiment, below will further optimize technique scheme:
Above-mentioned main gas circuit includes master cylinder C4, master cylinder C4 is connected with external air source by pneumatic triple piece 1, and combination is connected with the pressure regulation gas circuit with pressure regulator valve by stop valve, and pneumatic triple piece 1 is used for regulating supply gas pressure, the filtering gas moisture of external air source and gives oil lubrication.
Above-mentioned pressure regulation gas circuit includes the first pressure regulation cylinder C2 and the second pressure regulation cylinder C3, wherein, the first pressure regulation cylinder C2 is connected with master cylinder C4 with first pressure regulator valve 51 by first stop valve 31, the second pressure regulation cylinder C3 is connected with master cylinder C4 with second pressure regulator valve 52 by second stop valve 32 and is connected with master cylinder C4 by the 3rd stop valve 33 separately simultaneously, and connects by the 4th stop valve 34 between the first pressure regulation cylinder C2 and the second pressure regulation cylinder C3.Further, described master cylinder C4 also is connected with master cylinder rain glass M4 and is connected with tested valve member by the external stop valve 44 of master cylinder, the first pressure regulation cylinder C2 also is connected with the first pressure regulation cylinder rain glass M2 and is connected with tested valve member by the first external stop valve 41, and the second pressure regulation cylinder C3 also is connected with the second pressure regulation cylinder rain glass M3 and is connected with tested valve member by the second external stop valve 43.
Above-mentioned auxiliary air passage includes assistant cylinder C1, and assistant cylinder C1 is connected with assistant cylinder rain glass M1 and is connected with tested valve member by auxiliary external stop valve 42.Further, the described first pressure regulation cylinder C2 is provided with first vent valve, 62, the second pressure regulation cylinder C3 and is provided with second vent valve 63, reaches assistant cylinder C1 and is provided with auxiliary exhaust valve 61, and each vent valve all has silencing function.
Below will be described explanation to operation of the present utility model by two application examples:
Application example 1: double piston valve test
Step 1: double piston valve test stand P mouth connects the external stop valve of master cylinder, X mouth and connects that the second external stop valve, B mouth connect auxiliary external stop valve, the A mouth connects the first external stop valve;
Step 2: connect main air inlet road;
Step 3: open second stop valve, regulate second pressure regulator valve, make the second pressure regulation cylinder rain glass M3=0.6MPa;
Step 4: open the external stop valve of master cylinder, auxiliary external stop valve and the first external stop valve, make the pressure regulation cylinder rain glass M2=master cylinder rain glass M4=0.9MPa that wins, assistant cylinder rain glass M1=0MPa checks whether double piston valve leaks;
Step 5: open the second external stop valve slowly, the double piston valve conversion, assistant cylinder rain glass M1 rises to 0.9MPa and equals master cylinder rain glass M4, and the first pressure regulation cylinder rain glass M2=0MPa checks whether double piston valve leaks, and it is then qualified not have leakage;
Step 6: close the second external stop valve, the double piston valve conversion, the first pressure regulation cylinder rain glass M2 rises to 0.9MPa and equals master cylinder rain glass M4, and assistant cylinder rain glass M1=0MPa requires M2=M4=0.9 ± 0.01Mpa;
Step 7: open the second external stop valve, close second stop valve, check whether double piston valve is changed;
Step 8: open second vent valve, before the second pressure regulation cylinder rain glass M3=0.05Mpa, check whether double piston valve is changed, and closes second vent valve, checks whether double piston valve leaks, and it is then qualified not have leakage;
Step 9: open the 3rd stop valve, before the second pressure regulation cylinder rain glass M3=0.35Mpa, check whether double piston valve is changed, and closes the 3rd stop valve, checks whether double piston valve leaks, and it is then qualified not have leakage.
So far, the double piston valve test finishes, and mainly detects translation function and the leak-testing of double piston valve.
Application example 2: weighing valve
Step 1: weighing valve T mouth connects the second external stop valve, and the CV2 mouth connects auxiliary external stop valve, and the CV1 mouth connects the first external stop valve;
Step 2: open first stop valve, regulate first pressure regulator valve, make first pressure regulation cylinder rain glass M2=0.6 ± 0.005Mpa, open second stop valve, regulate second pressure regulator valve, make second pressure regulation cylinder rain glass M3=0.45 ± 0.005Mpa;
Step 3: open the exhaust of auxiliary exhaust valve vent valve, until assistant cylinder rain glass M1=0Mpa, close auxiliary exhaust valve again;
Step 4: unscrew weighing valve adjusting screw " B " till loosen fully.
Step 5: open auxiliary external stop valve and the first external stop valve;
Step 6: close, open the first external stop valve repeatedly;
Step 7: adjusting screw " C ", restriction pressure makes assistant cylinder rain glass M1=0.05 ± 0.005Mpa;
Step 8: in the lock screw " C ", timing one minute, assistant cylinder rain glass M1 can not have pressure decline phenomenon, and it is then qualified not descend;
Step 9: close, open the first external stop valve repeatedly;
Step 10: adjusting screw " B ", restriction pressure makes assistant cylinder rain glass M1=0.15 ± 0.01Mpa;
Step 11: in the lock screw " B ", timing one minute, assistant cylinder rain glass M1 can not have pressure decline phenomenon, and it is then qualified not descend;
Step 12: close second stop valve, open the 4th stop valve, make the rain glass first pressure regulation cylinder rain glass M2=second pressure regulation cylinder rain glass M3=0.6 ± 0.005Mpa;
Step 13: open the second external stop valve, close the first external stop valve of performing fighting repeatedly;
Step 14: adjusting screw " A ", restriction pressure assistant cylinder rain glass M1=0.5 ± 0.01Mpa;
Step 15: lock screw " A ", check whether weighing valve exists leakage, it is then qualified not have leakage;
Step 10 six: close the second external stop valve, close repeatedly and open the first external stop valve;
Step 10 seven: adjusting screw " C ", restriction pressure, assistant cylinder rain glass M1=0.3 ± 0.01Mpa;
Step 10 eight: lock screw " C ", close the first external stop valve, close the 4th stop valve;
Step 10 nine: open second vent valve until the second pressure regulation cylinder rain glass M3=0Mpa, close second vent valve;
Step 2 ten: open second stop valve, regulate second pressure regulator valve and make the second pressure regulation cylinder rain glass M3=0.45Mpa, open the first external stop valve, auxiliary external stop valve and the second external stop valve, check whether assistant cylinder rain glass M1 indicated value rises to 0.4 ± 0.01Mpa.
So far the weighing valve end of test (EOT) is mainly regulated pressure output and the Leak Off Test (LOT) of weighing valve under different loads.
On the basis of the utility model valve member work characteristics in reference subway train brake system, various valve member duties that can manual simulation's brake system, be conducive to the state that the maintenance personal diagnoses the brake system valve member quickly and accurately, and then improve the efficient of valve member maintenance job.
The utility model is not limited to above-mentioned embodiment, if various changes of the present utility model or modification are not broken away from spirit and scope of the present utility model, if these are changed and modification belongs within claim of the present utility model and the equivalent technologies scope, then the utility model also is intended to comprise these changes and modification.
Claims (6)
1. a subway train is braked the valve member proving installation, and it is characterized in that: include main gas circuit, pressure regulation gas circuit and auxiliary air passage, wherein, main gas circuit is connected with the pressure regulation gas circuit, and auxiliary air passage is independent of main gas circuit and pressure regulation gas circuit.
2. according to the described subway train braking of claim 1 valve member proving installation, it is characterized in that: described main gas circuit includes master cylinder, and master cylinder is connected with external air source by pneumatic triple piece, and combination is connected with the pressure regulation gas circuit with pressure regulator valve by stop valve.
3. according to the described subway train braking of claim 2 valve member proving installation, it is characterized in that: described pressure regulation gas circuit includes the first pressure regulation cylinder and the second pressure regulation cylinder, wherein, the first pressure regulation cylinder is connected with master cylinder with first pressure regulator valve by first stop valve, the second pressure regulation cylinder is connected with master cylinder with second pressure regulator valve by second stop valve and is connected with master cylinder by the 3rd stop valve separately simultaneously, and connects by the 4th stop valve between the first pressure regulation cylinder and the second pressure regulation cylinder.
4. according to the described subway train braking of claim 3 valve member proving installation, it is characterized in that: described master cylinder also is connected with the master cylinder rain glass and is connected with tested valve member by the external stop valve of master cylinder, the first pressure regulation cylinder also is connected with the first pressure regulation cylinder rain glass and is connected with tested valve member by the first external stop valve, and the second pressure regulation cylinder also is connected with the second pressure regulation cylinder rain glass and is connected with tested valve member by the second external stop valve.
5. according to claim 3 or 4 described subway train braking valve member proving installations, it is characterized in that: described auxiliary air passage includes assistant cylinder, and assistant cylinder is connected with the assistant cylinder rain glass and is connected with tested valve member by auxiliary external stop valve.
6. according to the described subway train braking of claim 5 valve member proving installation, it is characterized in that: the described first pressure regulation cylinder is provided with first vent valve, and the second pressure regulation cylinder is provided with second vent valve, and assistant cylinder is provided with auxiliary exhaust valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320061012 CN203069369U (en) | 2013-02-01 | 2013-02-01 | Subway train brake valve testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320061012 CN203069369U (en) | 2013-02-01 | 2013-02-01 | Subway train brake valve testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203069369U true CN203069369U (en) | 2013-07-17 |
Family
ID=48768143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320061012 Expired - Lifetime CN203069369U (en) | 2013-02-01 | 2013-02-01 | Subway train brake valve testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203069369U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107240015A (en) * | 2017-05-17 | 2017-10-10 | 北汽福田汽车股份有限公司 | The method for early warning of vehicle, device and system |
| 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 |
-
2013
- 2013-02-01 CN CN 201320061012 patent/CN203069369U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107240015A (en) * | 2017-05-17 | 2017-10-10 | 北汽福田汽车股份有限公司 | The method for early warning of vehicle, device and system |
| CN107240015B (en) * | 2017-05-17 | 2020-09-15 | 北汽福田汽车股份有限公司 | Early warning method, device and system for vehicle |
| 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 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101813564B (en) | Automation testing platform control air circuit system of subway brake unit | |
| CN202101857U (en) | Tread brake unit testing stand | |
| CN201307055Y (en) | CHR2 valve bedstand | |
| CN203069369U (en) | Subway train brake valve testing device | |
| CN202886116U (en) | Hydraulic buffer detecting bench | |
| CN203551288U (en) | Novel device for testing ESP/ABS (Electronic Stability Program/Anti-lock Brake System) energy accumulator | |
| CN112504641B (en) | Test pipeline for performance of pressure regulator and application method thereof | |
| CN203672599U (en) | Fatigue testing apparatus for brake adjuster | |
| CN205898435U (en) | Gas -liquid brake valve test bench | |
| CN203266473U (en) | Pneumatic clamping device | |
| CN103132107A (en) | Crust breaking cylinder air throttle and testing device and testing method | |
| CN209446238U (en) | Automobile-used hydrogen combination cylinder valve limiting temperature pressures cycle and hydrogen circulation test device | |
| CN206146654U (en) | Harmonious type electric locomotive braking system ground face mould plans device for capability test | |
| CN201965017U (en) | Flywheel load test-bed for air starter | |
| CN109540417A (en) | Automobile-used hydrogen combination cylinder valve limiting temperature pressures cycle and hydrogen circulation test device | |
| CN203837908U (en) | Pre-cooling valve experiment device | |
| CN103792083B (en) | Wing aerodynamic charger | |
| CN202869828U (en) | Dynamic performance detection device for pneumatic ABS (anti-lock brake system) pressure regulator | |
| CN107741296B (en) | Automatic pressure sensor debugging device with electric proportional valve | |
| CN205506366U (en) | Pneumatic brake control system | |
| CN207114203U (en) | A kind of bogie brake test device | |
| CN218956083U (en) | Valve detection table applied to different gas pressure requirements | |
| CN208887917U (en) | 104 valve testing stands | |
| CN201810735U (en) | Reducer without power consumption | |
| CN110487530A (en) | A kind of pressure reducer Dynamic performance examination system and device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130717 |
|
| CX01 | Expiry of patent term |