CN213180661U - Dynamic valve test system - Google Patents
Dynamic valve test system Download PDFInfo
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- CN213180661U CN213180661U CN202022094929.9U CN202022094929U CN213180661U CN 213180661 U CN213180661 U CN 213180661U CN 202022094929 U CN202022094929 U CN 202022094929U CN 213180661 U CN213180661 U CN 213180661U
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Abstract
A dynamic valve testing system comprises a gas supply device, a water supply device and a testing device with at least one testing branch. The testing device is provided with a fluid inlet end and a fluid outlet end; the gas supply device and the water supply device are connected to the fluid inlet end of the testing device in parallel, and the fluid outlet end of the testing device is connected with a gas valve testing end for connecting a tested gas valve; each test branch of the test device is also provided with a conversion port for connecting a tested liquid valve or a substitute connecting pipe. The test system has two working states of a test gas valve and a test liquid valve. Compared with the prior art, the utility model provides a valve dynamic test system can carry out the flow capability test to liquid valve and gas valve respectively, and easy and simple to handle nimble, practice thrift the test cost.
Description
Technical Field
The utility model relates to a valve test system, in particular to valve dynamic test system.
Background
Valves are very important switching and control components in pipelines, and in use, the flow characteristics of the valves are one of the main factors which must be considered in early selection and practical application. However, in the prior art, the performance of the valve is mostly obtained by testing and calculating, and especially, when the media are water and air respectively, different testing systems need to be established at the same time for respective measurement, which is expensive in manufacturing cost and cannot be completely fitted to actual working conditions, and different testing systems need to be set for different valve calibers of different sizes. In view of this, how to design a valve dynamic test system, can enough test gas valve flow performance, can test liquid valve flow performance again is the utility model discloses the subject of research.
Disclosure of Invention
The utility model provides a valve dynamic test system, its purpose can carry out the flow capability test to liquid valve and gas valve respectively.
In order to achieve the above purpose, the utility model adopts the technical scheme that: the valve dynamic test system is characterized in that: the testing system comprises a gas supply device, a water supply device and a testing device with at least one testing branch. The testing device is provided with a fluid inlet end and a fluid outlet end; the gas supply device and the water supply device are connected to the fluid inlet end of the testing device in parallel, and the fluid outlet end of the testing device is connected with a gas valve testing end for connecting a tested gas valve; each test branch of the test device is also provided with a conversion port for connecting a tested liquid valve or a substitute connecting pipe. The test system has two working states of a test gas valve and a test liquid valve; in the working state of testing the gas valve, the gas supply device, the testing device and the testing end of the gas valve are communicated, the water supply device and the testing device are disconnected, and the replacing connecting pipe is connected to a conversion port of the testing device; under the working condition of the testing liquid valve, the water supply device is communicated with the testing device, the switching port of the testing device is connected with the tested liquid valve, and the gas supply device and the gas valve testing end are respectively disconnected from the testing device.
The relevant content in the above technical solution is explained as follows:
1. wherein, the 'liquid valve' refers to 'a valve in which the controlled medium is liquid'; "gas valve" means "a valve in which the medium to be controlled is a gas".
2. In this scheme, preferably, each of the test branches is provided with two pressure meters and two flow meters; wherein one pressure gauge and one flow meter are connected on one side of the transfer port and another pressure gauge and another flow meter are connected on the other side of the transfer port. Preferably, in the present embodiment, each of the test branches is provided with a thermometer. Preferably, each of the testing branches is provided with a butterfly valve and a gate valve.
3. In the scheme, preferably, the gas valve testing end is provided with a pressure stabilizing tank, the gas inlet end of the pressure stabilizing tank is connected with the fluid outlet end of the testing device, and the gas outlet end of the pressure stabilizing tank is connected with the tested gas valve; and a pressure difference sensor is arranged on the pressure stabilizing tank.
4. In this embodiment, preferably, one end of the water supply device is connected to the fluid inlet of the testing device, the other end of the water supply device is connected to the fluid outlet of the testing device, and the water supply device is provided with a water storage device and a water pump to form water circulation.
5. In this aspect, preferably, the air supply device includes an air compressor and an air tank, and the air tank is provided with a safety valve.
6. In this scheme, preferably, the tip of test branch road corresponds the welding in order to form parallel connection setting.
The utility model has the advantages that:
1. compared with the prior art, both the utility model discloses a one set of test system can enough test the flow performance of gas valve, can test the flow performance of liquid valve again, and this design is functional strong, structural design is reasonable.
2. The utility model discloses can set up many test branch roads, different test branch roads can adopt the pipeline and the port of different bore sizes, like this when carrying out the capability test of valve, can select to adopt and the corresponding pipeline of the liquid valve bore of being surveyed to can satisfy the capability test needs of the valve of multiple different bores, application scope is wide. Compare in the mode that can only realize a bore valve capability test of current test system of single bore, the utility model discloses the structure is more nimble, and the universality is higher.
3. But the operating condition of valve in the accurate simulation in-service use of piping erection for it is even to be surveyed valve import and exit end environment each point pressure, ensures to read the accuracy of data, and tests portably, easily operation.
4. The utility model discloses be equipped with the water pump in water supply installation, the working energy through the water pump forms the circulation flow of medium water, realizes recycling, has practiced thrift the test cost effectively.
Drawings
Fig. 1 is the structural schematic diagram of the dynamic valve testing system in the embodiment of the present invention.
In the above drawings: 1. a gas supply device; 2. a water supply device; 3. a testing device; 4. a gas storage tank; 5. a measured gas valve; 6. a gas valve test end; 7. a switching port; 8. a pressure gauge; 9. a flow meter; 10. a thermometer; 11. a surge tank; 12. a differential pressure sensor; 13. a water storage device; 14. a water pump; 15. an air compressor; 16. a safety valve.
Detailed Description
The invention will be further described with reference to the following drawings and examples:
example (b): dynamic valve test system
Referring to fig. 1, a dynamic valve testing system includes a gas supply device 1, a water supply device 2, and a testing device 3 having four testing branches. However, the number of the test branches in the present invention is not limited thereto. A testing device 3 having at least one testing branch is intended to fall within the scope of the present invention, as will be readily understood and accepted by those skilled in the art. In this embodiment, different test branches adopt pipelines and ports with different calibers, so that when the performance test of the valve is performed, the pipeline corresponding to the calibers of the tested liquid valve can be selected, and the performance test requirements of the valves with different calibers can be met. In this embodiment, the ends of the test branches are correspondingly welded to form a parallel connection arrangement.
The testing device 3 is provided with a fluid inlet end and a fluid outlet end; the gas supply device 1 and the water supply device 2 are connected in parallel to the fluid inlet end of the testing device 3, and the fluid outlet end of the testing device 3 is connected with a gas valve testing end 6 for connecting a tested gas valve 5; each test branch of the test device 3 is also provided with a conversion port 7, and the conversion port 7 is used for connecting a tested liquid valve or a substitute connecting pipe.
In this embodiment, each of the test branches is provided with two pressure gauges 8 and two flow meters 9; one pressure gauge 8 and one flow meter 9 are connected to one side of the switching port 7, and the other pressure gauge 8 and the other flow meter 9 are connected to the other side of the switching port 7. Each test branch is also provided with a thermometer 10, a butterfly valve and a gate valve.
The air supply device 1 comprises an air compressor 15 and an air storage tank 4, and a safety valve 16 is arranged on the air storage tank 4. The gas valve testing end 6 is provided with a pressure stabilizing tank 11, the gas inlet end of the pressure stabilizing tank 11 is connected with the fluid outlet end of the testing device 3, and the gas outlet end of the pressure stabilizing tank 11 is connected with the tested gas valve 5; and a differential pressure sensor 12 is arranged on the pressure stabilizing tank 11.
One end of the water supply device 2 is connected with the fluid inlet end of the testing device 3, the other end of the water supply device is connected with the fluid outlet end of the testing device 3, and a water storage device 13 and a water pump 14 are arranged in the water supply device 2 to form water circulation. In this embodiment, the water pump is further connected with a hydraulic control valve.
The test system has two working states of a test gas valve and a test liquid valve:
under the operating condition of the testing liquid valve, the water supply device 2 is communicated with the testing device 3, the tested liquid valve is connected to a conversion port 7 of the testing device 3, and the gas supply device 1 and the gas valve testing end 6 are respectively disconnected from the testing device 3. The number difference of the two pressure gauges 8 is the inlet and outlet pressure difference Deltap of the measured liquid valve1=P1-P2. The data measured by the flowmeter is the flow Q1By gradually adjusting the flow, e.g. adjusting the hydraulic control valve, a plurality of sets of inlet and outlet pressure differences Δ p can be obtained1Sum flow rate Q1。
Under the operating condition of testing the gas valve, gas supply installation 1 testing arrangement 3 with 6 intercommunication settings of gas valve test end, water supply installation 2 with testing arrangement 3 disconnection sets up, connect on testing arrangement 3's the conversion port 7 substitute the takeover. The data recorded by the differential pressure sensor 12 is the inlet and outlet differential pressure deltap of the measured gas valve1The data measured by the flowmeter 9 is the air flow rate Q2Multiple sets of inlet and outlet pressure differences delta p can be obtained by gradually adjusting the butterfly valve on the test branch2Sum flow rate Q2。
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (8)
1. A valve dynamic test system is characterized in that: the testing system comprises an air supply device, a water supply device and a testing device with at least one testing branch;
the testing device is provided with a fluid inlet end and a fluid outlet end; the gas supply device and the water supply device are connected to the fluid inlet end of the testing device in parallel, and the fluid outlet end of the testing device is connected with a gas valve testing end for connecting a tested gas valve; each test branch of the test device is also provided with a conversion port for connecting a tested liquid valve or a substitute connecting pipe;
the test system has two working states of a test gas valve and a test liquid valve; in the working state of testing the gas valve, the gas supply device, the testing device and the testing end of the gas valve are communicated, the water supply device and the testing device are disconnected, and the replacing connecting pipe is connected to a conversion port of the testing device; under the working condition of the testing liquid valve, the water supply device is communicated with the testing device, the switching port of the testing device is connected with the tested liquid valve, and the gas supply device and the gas valve testing end are respectively disconnected from the testing device.
2. The dynamic valve testing system of claim 1, wherein: each testing branch is provided with two pressure meters and two flow meters; wherein one pressure gauge and one flow meter are connected on one side of the transfer port and another pressure gauge and another flow meter are connected on the other side of the transfer port.
3. The dynamic valve testing system of claim 2, wherein: each testing branch is provided with a thermometer.
4. The dynamic valve testing system of claim 2, wherein: each test branch is provided with a butterfly valve and a gate valve.
5. The dynamic valve testing system of claim 1, wherein: the gas valve testing end is provided with a pressure stabilizing tank, the gas inlet end of the pressure stabilizing tank is connected with the fluid outlet end of the testing device, and the gas outlet end of the pressure stabilizing tank is connected with the tested gas valve; and a pressure difference sensor is arranged on the pressure stabilizing tank.
6. The dynamic valve testing system of claim 1, wherein: one end of the water supply device is connected with the fluid inlet end of the testing device, the other end of the water supply device is connected with the fluid outlet end of the testing device, and the water storage device and the water pump are arranged in the water supply device to form water circulation.
7. The dynamic valve testing system of claim 1, wherein: the air supply device comprises an air compressor and an air storage tank, and a safety valve is arranged on the air storage tank.
8. A valve dynamic test system according to any one of claims 1 to 7, wherein: the ends of the test branches are correspondingly welded to form a parallel connection arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022094929.9U CN213180661U (en) | 2020-09-22 | 2020-09-22 | Dynamic valve test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022094929.9U CN213180661U (en) | 2020-09-22 | 2020-09-22 | Dynamic valve test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213180661U true CN213180661U (en) | 2021-05-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022094929.9U Active CN213180661U (en) | 2020-09-22 | 2020-09-22 | Dynamic valve test system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213180661U (en) |
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2020
- 2020-09-22 CN CN202022094929.9U patent/CN213180661U/en active Active
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