CN202188942U - Valve performance testing table - Google Patents
Valve performance testing table Download PDFInfo
- Publication number
- CN202188942U CN202188942U CN2011202947440U CN201120294744U CN202188942U CN 202188942 U CN202188942 U CN 202188942U CN 2011202947440 U CN2011202947440 U CN 2011202947440U CN 201120294744 U CN201120294744 U CN 201120294744U CN 202188942 U CN202188942 U CN 202188942U
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- valve
- test
- test interface
- interface
- gas circuit
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Abstract
The utility model discloses a valve performance testing table. The testing table is provided with a control panel. And the testing table is also provided with an air channel test interface and an electrical test interface together connecting with a valve to be tested. The air channel test interface connects with an air source device in the testing table. The electrical test interface connects with a control circuit in the testing table. An electric accessory of the valve to be tested connects with the electrical test interface. An air channel accessory of the valve to be tested connects with the air channel test interface. The valve performance testing table in the utility model has beneficial effects. The valve performance testing table in the utility model realizes the detection about that whether the valve is in a good condition or not in a clear and direct way. In the prior art, since a factory lacks necessary technical methods, discarded and idle valves and accessories can not be tested and repaired professionally. Even if the discarded and idle valves and the accessories are repaired, the repair cost is comparatively high. By using the valve performance testing table in the utility model, the above technical problem is solved. And at the same time, the energy saving and consumption reducing are facilitated.
Description
Technical field
The utility model relates to a kind of test board, relates in particular to a kind of testing valve performance platform.
Background technology
In the current industrial scene, be distributed with various valves, the quality of its performance directly has influence on the operation conditions of pipe network in the production field, and can production process well be moved.
In actual production, often need drop into manpower valve is carried out daily maintenance, to guarantee the stable and good of its performance.With the variable valve is example, and variable valve is divided into the valve body that is connected with pipeline and is arranged on the appurtenances that play functions such as status monitoring, action execution on the valve body, is called for short annex.Set annex since with the valve pipe network in working medium directly do not contact or contact seldom; Annex has been avoided the damage that causes because of factors such as the washing away of working medium, corrosion; The design protection that valve body is necessary simultaneously; Also avoided the damage of annex, compared the serviceable life of annex and obtain prolongation in the past because of collision.
Yet, stable for continuation and the assurance variable valve of keeping production in maintenance to pipe network, often need variable valve be carried out integral body and change, in to the adjusting valve replacement, can there be following deficiency:
1, variable valve owing to relate to factors such as whether preservation condition is good, whether maintenance puts in place, causes valve accessories performance quality to become uncertain with inventory time in the idle process of stock, and whether can't clearly confirm to work as the early gate situation intuitively good.
2, valve is an easily worn part in the production field, but large-scale valve price is more expensive, and some valve global facility is fair, only has indivedual annexes to have fault, and it is required after maintenance, can to satisfy production, still can continue normal use; But use producer because of lacking the necessary technology means at present, can't carry out the detection maintenance of reliable specialty waste and old, idle valve and annex.The production unit maintenance if revert, maintenance cost is higher, therefore, have to cause certain wasting of resources to waste and old, idle valve to scrap processing, and is opposing with environmental protection and economy, the recycling economy advocated energetically instantly.
The utility model content
The purpose of the utility model is exactly in order to address the above problem, and a kind of testing valve performance platform is provided, and it has simple in structure, easy to operate advantage.
To achieve these goals, the utility model adopts following technical scheme:
A kind of testing valve performance platform; It comprises the test stage body; Said test stage body is provided with control panel; Test stage body simultaneously and also be provided with gas circuit test interface and the electric test interface that is connected with valve to be tested, the gas circuit test interface is connected with the interior compressed air source unit of test board, and the electric test interface is connected with the interior control circuit of test board; The electric attachments of valve to be measured is connected with the electric test interface, and the gas circuit annex of valve to be measured is connected with the gas circuit test interface.
Described control panel is provided with pilot lamp and switch; The electric attachments of said valve to be measured comprises lead limit switch, electromagnetic valve coil; The gas circuit annex of described valve to be measured comprises cylinder, solenoid valve, variable valve film head.
Described outside input supply voltage grade is an alternating current 220V.
Said control circuit comprises the single-phase double-throw master switch QS that is connected with outside input power supply; Two terminals cross-over connections of the opposite side of said single-phase double-throw master switch QS have alternating current 220V electric test interface and pilot lamp HL4; Two terminals of the opposite side of said single-phase double-throw master switch QS also are connected with the power module input end respectively; The positive terminals of the output terminal of power module are connected with switch SA; Between the other end of switch SA and the negative output terminal of power module also cross-over connection 5 road branch roads are arranged, wherein branch road 1 comprises lead limit switch SQ1 normally opened contact and the relay coil KA1 in the valve electric attachments of series connection; Branch road 2 comprises the pilot lamp HL1 of series connection and the normally opened contact of relay coil KA1; Branch road 3 comprises lead limit switch SQ2 normally opened contact and the relay coil KA2 in the valve electric attachments of series connection; Branch road 4 comprises the pilot lamp HL2 of series connection and the normally opened contact of relay coil KA2; Branch road 5 comprises pilot lamp HL3, is provided with direct current 24v electric test interface between the other end of switch SA and the negative output terminal of power module.
Said gas circuit test interface comprises gas circuit precision measurement interface and gas circuit general test interface; Said compressed air source unit comprises the ball valve that is connected with external air source; The other end of ball valve is connected with two parallelly connected gas circuits, and said parallelly connected gas circuit is precision measurement branch road and general test branch road, wherein; In the described precision measurement branch road; Begin to count to connect successively from the ball valve side that is connected with the external air source interface and be connected with gas circuit precision measurement interface after ball valve, valuator, variable valve, the precision pressure gauge, in the said general test branch road, begin to count to connect successively from the ball valve side that is connected with the external air source interface and be connected with gas circuit general test interface after ball valve, the variable valve.
Concrete test main points are, gas circuit precision measurement interface is connected with valve to be measured, are being with during film hair style variable valve tests, and are connected with steady arm on the valve to be measured through the set gas circuit precision measurement of test board interface and test, and degree of regulation is decided to be 0.04MPa in the test; Also can rely on simultaneously the set precision measurement branch road of testing valve performance platform to realize the suppressing of the valve to be measured that has the film head, pressurize, time-delay, observation precision pressure tabular value situation of change are judged whether the membrane head leaks gas;
To being provided with in solenoid valve, cylinder, the test of limit switch formula variable valve, solenoid valve through the required measurement on the set general test interface of test board and the valve to be measured or gas or lead limit switch are connected to be tested, and the test degree of regulation is 0.1MPa.If be necessary such is treated that side valve also can test in the precision measurement branch road.
Said valuator range of adjustment is selected 0-0.25MPA for use.
Said solenoid valve is 25 three-way electromagnetic valves.
The testing valve performance platform is treated the whole test of side valve door through providing independent mode to realize; Its test mode comprises; Overall performance test to the valve that contains lead limit switch, solenoid valve; Through valve to be measured is connected with the interface of circuit test with the gas circuit test of testing valve performance platform, whether in proper working order, specifically if adopting the actual mode of switching on and ventilating to test valve; Can whether damage to the normally opened contact of the limit switch in the valve to be measured, the action situation of normally closed contact, carry out online test and whether well judge;
In addition, also can the annex of the test of the needs on the valve to be measured be pulled down,, be installed on the test board, independently test, and then judge quality like lead limit switch, solenoid valve etc.
Can use source of the gas for it provides stable detection to the valve to be measured that has the film head, the generic outer source of the gas can provide stable, sensitive, clean source of the gas to the steady arm on the valve to be measured, film head after through valuator, precision pressure gauge; Also can rely on simultaneously the set valuator of testing valve performance platform, precision pressure gauge, a whole set of regulating device such as variable valve realizes the bulge test of the valve to be measured that has the film head is judged whether the membrane head leaks gas;
The beneficial effect of the utility model:
1 adopts the described testing valve performance platform of the utility model, adopts clear and definite mode intuitively, has realized working as whether good detection of early gate situation.
2, solved present use producer because of lacking the necessary technology means, can't carry out the detection maintenance of reliable specialty waste and old, idle valve and annex, timely maintenance, maintenance cost is higher, helps saving energy and reduce the cost.
Description of drawings
Fig. 1 is a testing valve performance platform schematic appearance.
Fig. 2 is a testing valve performance platform electrical schematic.
Fig. 3 testing valve performance platform pneumatic diagram.
Wherein, 1. power light HL4,2. power light HL3,3. power light HL2; 4. power light HL1,5. electric test interface, 6. gas circuit precision measurement interface, 7. switch; 8. ball valve, 9. gas circuit general test interface, 10 variable valve, 11 external air source; 12. precision pressure gauge, 13. valuators, 14. power modules.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
Among Fig. 1, Fig. 2, Fig. 3; Showed a kind of testing valve performance platform; Said test stage body is provided with control panel; Test stage body simultaneously and also be provided with the gas circuit precision measurement interface 6 and electric test interface 5 that is connected with valve to be tested, gas circuit precision measurement interface 6 is connected with the interior compressed air source unit of test board, and electric test interface 5 is connected with the interior control circuit of test board; The electric attachments of valve to be measured is connected with electric test interface 5, and the gas circuit annex of valve to be measured is connected with gas circuit precision measurement interface 6.
Described control panel is provided with pilot lamp and switch; The electric attachments of said valve to be measured comprises lead limit switch, electromagnetic valve coil; The gas circuit annex of described valve to be measured is drawn together cylinder, solenoid valve, variable valve film head.
Described outside input supply voltage grade is an alternating current 220V.
Said control circuit comprises the single-phase double-throw master switch QS that is connected with outside input power supply; Two terminals cross-over connections of the opposite side of said single-phase double-throw master switch QS have alternating current 220V electric test interface 5 and pilot lamp HL41; Two terminals of the opposite side of said single-phase double-throw master switch QS also are connected with the power module input end respectively; The positive terminals of the output terminal of power module are connected with switch 7SA; Between the other end of switch 7SA and the negative output terminal of power module also cross-over connection 5 road branch roads are arranged, wherein branch road 1 comprises lead limit switch SQ1 normally opened contact and the relay coil KA1 in the valve electric attachments of series connection; Branch road 2 comprises the pilot lamp HL14 of series connection and the normally opened contact of relay coil KA1; Branch road 3 comprises lead limit switch SQ2 normally opened contact and the relay coil KA2 in the valve electric attachments of series connection; Branch road 4 comprises the pilot lamp HL23 of series connection and the normally opened contact of relay coil KA2; Branch road 5 comprises pilot lamp HL32, is provided with direct current 24v electric test interface between the other end of switch 7SA and the negative output terminal of power module.
Said gas circuit test interface comprises gas circuit precision measurement interface 6 and gas circuit general test interface 9; Said compressed air source unit comprises the ball valve 8 that is connected with external air source 11 interfaces; The other end of ball valve 8 is connected with two parallelly connected gas circuits; Said parallelly connected gas circuit is precision measurement branch road and general test branch road; Wherein, in the described precision measurement branch road, begin to count to connect successively from ball valve 8 sides that are connected with the external air source interface and be connected with gas circuit precision measurement interface 6 after ball valve 8, valuator 13, variable valve 10, the precision pressure gauge 12; In the said general test branch road, begin to count to connect successively from ball valve 8 sides that are connected with the external air source interface and be connected with gas circuit general test interface 9 after ball valve 8, the variable valve 10.
Concrete test main points are; Gas circuit precision measurement interface is connected with valve to be measured; In the test of band film hair style variable valve, be connected with steady arm on the valve to be measured through the set gas circuit precision measurement of test board interface 6 and test, degree of regulation is decided to be 0.04MPa in the test; Also can rely on simultaneously the set precision measurement branch road of testing valve performance platform to realize the suppressing of the valve to be measured that has the film head, pressurize, time-delay, observation precision pressure gauge 12 value situations of change are judged whether the membrane head leaks gas;
To being provided with in solenoid valve, cylinder, the test of limit switch formula variable valve, solenoid valve through the required measurement on the set general test interface 9 of test board and the valve to be measured or gas or lead limit switch are connected to be tested, and the test degree of regulation is 0.1MPa.If be necessary such is treated that side valve also can test in the precision measurement branch road.
Said valuator 13 range of adjustment are selected 0-0.25MPA for use.
Said solenoid valve is 25 three-way electromagnetic valves.
In Fig. 2; Butterfly valve to being provided with solenoid valve and lead limit switch detects; Often opening with corresponding with the testing valve performance platform respectively power supply test interface 5 of normally closed contact of electromagnetic valve coil in the butterfly valve of required detection, lead limit switch connected; The gas circuit in the butterfly valve on the solenoid valve and the gas circuit of cylinder and testing valve performance platform general test interface 9 connect, the performance test bed single-phase double-throw master switch QS test of closure valve, electric rear indicator light HL3 to form the loop shinny; Because of institute's test butterfly valve be at ordinary times closed condition at once the degree bit switch this moment for normally off; So it is electric that relay K A1 this moment gets, KA1 gets electric back HL1 and forms the loop, so operator's console power light HL14 is bright.
Turn switch 7SA, electromagnetic valve coil gets electric, spool action, the cylinder action on the butterfly valve.After valve was all opened, butterfly valve lead limit switch normally opened contact was closed, and this moment, KA1 deenergization pilot lamp HL14 went out, and relay K A2 gets electric so operator's console power light HL2 is bright simultaneously.
Through observing the light on and off situation of change of power light HL14, power light HL23, can infer whether institute's side valve door performance is good.
The test board electrical appliance part also can provide 24VDC, 220VAC power supply to valve accessories; And through by-pass valve control is performance test bed can work for inspection voltage 24VDC or two kinds of specification solenoid valves of 220VAC.With 25 three-way electromagnetic valves is example; Connect through testing valve performance platform electric test interface 5 and electromagnetic valve coil; Test board output gas circuit general test interface 9 is connected with input valve on the solenoid valve, change-over switch QS come on the control electromagnetic valve about two solenoids switch on, solenoid valve moves; And, can reach check purpose to the magnetic valve performance quality to the path judgement that solenoid valve is exported gas flow.
When in Fig. 3, testing to the variable valve to be measured that is provided with the film head,
The variable valve film head air-path interface to be measured of required detection is linked to each other fine setting valuator 13 with testing valve performance platform gas circuit precision measurement interface 6.Valuator 13 range of adjustment are selected 0-0.25MPA for use; After increasing output pressure under the cooperation of precision pressure gauge 12 gradually, reaching the specified action air pressure of variable valve to be measured, stop to increase air pressure, detect variable valve film head minimum movements pressure to be measured; Can also carry out simultaneously the pressurize experiment; Through pressurize a period of time, observe whether set precision pressure gauge 12 has air pressure change on the gas circuit, judge whether variable valve film head to be measured leaks gas.
The gas circuit of the general test interface 9 that is provided with also can be used to do Switch valve source of the gas, and is simple in structure because of it, can be used for providing the quick adjustment source of the gas.
Though the above-mentioned accompanying drawing that combines is described the embodiment of the utility model; But be not restriction to the utility model protection domain; One of ordinary skill in the art should be understood that; On the basis of the technical scheme of the utility model, those skilled in the art need not pay various modifications that creative work can make or distortion still in the protection domain of the utility model.
Claims (7)
1. testing valve performance platform; It comprises the test stage body; It is characterized in that said test stage body is provided with control panel, test stage body simultaneously and also be provided with gas circuit test interface and the electric test interface that is connected with valve to be tested; The gas circuit test interface is connected with the interior compressed air source unit of test board, and the electric test interface is connected with the interior control circuit of test board; The electric attachments of valve to be measured is connected with the electric test interface, and the gas circuit annex of valve to be measured is connected with the gas circuit test interface.
2. a kind of testing valve performance platform as claimed in claim 1 is characterized in that described control panel is provided with pilot lamp and switch; The electric attachments of said valve to be measured comprises lead limit switch, electromagnetic valve coil; The gas circuit annex of described valve to be measured comprises cylinder, solenoid valve, variable valve film head.
3. according to claim 1 or claim 2 a kind of testing valve performance platform; It is characterized in that; Said control circuit comprises the single-phase double-throw master switch QS that is connected with outside input power supply; Two terminals cross-over connections of the opposite side of said single-phase double-throw master switch QS have alternating current 220V electric test interface and pilot lamp HL4; Two terminals of the opposite side of said single-phase double-throw master switch QS also are connected with the power module input end respectively; The positive terminals of the output terminal of power module are connected with switch SA, between the other end of switch SA and the negative output terminal of power module also cross-over connection 5 road branch roads are arranged, wherein branch road 1 comprises lead limit switch SQ1 normally opened contact and the relay coil KA1 in the valve electric attachments of series connection; Branch road 2 comprises the pilot lamp HL1 of series connection and the normally opened contact of relay coil KA1; Branch road 3 comprises lead limit switch SQ2 normally opened contact and the relay coil KA2 in the valve electric attachments of series connection; Branch road 4 comprises the pilot lamp HL2 of series connection and the normally opened contact of relay coil KA2; Branch road 5 comprises pilot lamp HL3, is provided with direct current 24v electric test interface between the other end of switch SA and the negative output terminal of power module.
4. a kind of testing valve performance platform as claimed in claim 3 is characterized in that, described outside input supply voltage grade is an alternating current 220V.
5. a kind of testing valve performance platform as claimed in claim 1; It is characterized in that said compressed air source unit comprises the ball valve that is connected with the external air source interface, the other end of ball valve is connected with two parallelly connected gas circuits; Said parallelly connected gas circuit is precision measurement branch road and general test branch road; Wherein, in the described precision measurement branch road, begin to count to connect successively from the ball valve side that is connected with the external air source interface and be connected with gas circuit precision measurement interface after ball valve, valuator, variable valve, the precision pressure gauge; In the said general test branch road, begin to count to connect successively from the ball valve side that is connected with the external air source interface and be connected with gas circuit general test interface after ball valve, the variable valve.
6. a kind of testing valve performance platform as claimed in claim 5 is characterized in that said valuator range of adjustment is selected 0-0.25MPA for use.
7. a kind of testing valve performance platform as claimed in claim 2 is characterized in that, said solenoid valve is 25 three-way electromagnetic valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202947440U CN202188942U (en) | 2011-08-15 | 2011-08-15 | Valve performance testing table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202947440U CN202188942U (en) | 2011-08-15 | 2011-08-15 | Valve performance testing table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202188942U true CN202188942U (en) | 2012-04-11 |
Family
ID=45920384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202947440U Withdrawn - After Issue CN202188942U (en) | 2011-08-15 | 2011-08-15 | Valve performance testing table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202188942U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102288405A (en) * | 2011-08-15 | 2011-12-21 | 济南济钢铁合金厂 | Valve performance test bench |
| CN105136489A (en) * | 2015-10-21 | 2015-12-09 | 南车四方车辆有限公司 | Train head cover opening and closing device wind energy test equipment and test method |
| CN105628311A (en) * | 2016-03-09 | 2016-06-01 | 江苏永发医用设备有限公司 | System and method of testing pneumatic circuit |
-
2011
- 2011-08-15 CN CN2011202947440U patent/CN202188942U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102288405A (en) * | 2011-08-15 | 2011-12-21 | 济南济钢铁合金厂 | Valve performance test bench |
| CN102288405B (en) * | 2011-08-15 | 2014-06-18 | 济南济钢铁合金厂 | Valve performance test bench |
| CN105136489A (en) * | 2015-10-21 | 2015-12-09 | 南车四方车辆有限公司 | Train head cover opening and closing device wind energy test equipment and test method |
| CN105628311A (en) * | 2016-03-09 | 2016-06-01 | 江苏永发医用设备有限公司 | System and method of testing pneumatic circuit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120411 Effective date of abandoning: 20140618 |
|
| RGAV | Abandon patent right to avoid regrant |