CN205352677U - Valve flow flow resistance test device - Google Patents
Valve flow flow resistance test device Download PDFInfo
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- CN205352677U CN205352677U CN201620005704.2U CN201620005704U CN205352677U CN 205352677 U CN205352677 U CN 205352677U CN 201620005704 U CN201620005704 U CN 201620005704U CN 205352677 U CN205352677 U CN 205352677U
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- 238000012360 testing method Methods 0.000 title claims abstract description 57
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 41
- 238000009434 installation Methods 0.000 claims abstract description 20
- 230000001105 regulatory effect Effects 0.000 claims abstract description 12
- 238000003556 assay Methods 0.000 claims 5
- 238000005259 measurement Methods 0.000 claims 2
- 239000012530 fluid Substances 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
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Abstract
本实用新型涉及一种阀门流量流阻试验装置，包括补水系统和至少一个测试系统，所述补水系统包括储水箱，所述储水箱的出水管与水泵相连，所述水泵由变频器控制，所述水泵的输出端与测试系统相连；所述测试系统包括待测阀门安装位，所述待测阀门安装位的一端通过管路依次连接进口阀和流量测量仪表后与所述水泵的输出端相连，所述待测阀门安装位的另一端通过管路经过出口调节阀后通过回流管与所述储水箱相连；所述待测阀门安装位两端还并联有差压测量装置。本实用新型能够模拟调压阀动态工作环境，且适用多种阀门。
The utility model relates to a test device for flow resistance of a valve, which comprises a water supply system and at least one test system. The water supply system includes a water storage tank. The outlet pipe of the water storage tank is connected with a water pump, and the water pump is controlled by a frequency converter. The output end of the water pump is connected to the test system; the test system includes the installation position of the valve to be tested, and one end of the installation position of the valve to be tested is connected to the output end of the water pump after connecting the inlet valve and the flow measuring instrument in sequence through the pipeline , the other end of the installation position of the valve to be tested is connected to the water storage tank through the return pipe through the pipeline through the outlet regulating valve; the two ends of the installation position of the valve to be tested are also connected in parallel with a differential pressure measuring device. The utility model can simulate the dynamic working environment of the pressure regulating valve, and is suitable for various valves.
Description
技术领域technical field
本实用新型涉及阀门测试技术领域，特别是涉及一种阀门流量流阻试验装置。The utility model relates to the technical field of valve testing, in particular to a valve flow resistance testing device.
背景技术Background technique
阀门的流量系数可以衡量阀门流通能力。阀门的流阻系数可以衡量动力设备的主要功率消耗。因此阀门流量流阻系数测试对阀门产品改进，为流体工程系统合理设计降低动力消耗，能提供可靠数据。The flow coefficient of a valve is a measure of the flow capacity of the valve. The flow resistance coefficient of the valve can measure the main power consumption of the power equipment. Therefore, the valve flow resistance coefficient test can improve valve products, reduce power consumption for the rational design of fluid engineering systems, and provide reliable data.
现有的阀门流量流阻测试装置是一套阀门流量系数，流阻系数和流量特性试验的计算机自动测试系统。该装置适用于水流通过阀门达到稳流时。其可测定通用阀门常压下的流量系数和流阻系数，调节阀常压下的流量系数、额定流量系数和固有流量特性，减压阀的调压试验、流量试验、流量特性试验和压力特性试验。由此可见，现有的阀门流量流阻测试装置其适用性有限，且无法模拟调压阀动态工作环境。The existing valve flow resistance test device is a set of computer automatic test system for valve flow coefficient, flow resistance coefficient and flow characteristic test. The device is suitable for when the water flow reaches a steady flow through the valve. It can measure the flow coefficient and flow resistance coefficient of general valves under normal pressure, the flow coefficient, rated flow coefficient and inherent flow characteristics of regulating valves under normal pressure, the pressure regulation test, flow test, flow characteristic test and pressure characteristics of pressure reducing valves test. It can be seen that the existing valve flow resistance test device has limited applicability and cannot simulate the dynamic working environment of the pressure regulating valve.
实用新型内容Utility model content
本实用新型所要解决的技术问题是提供一种阀门流量流阻试验装置，能够模拟调压阀动态工作环境，且适用多种阀门。The technical problem to be solved by the utility model is to provide a valve flow resistance test device, which can simulate the dynamic working environment of a pressure regulating valve and is suitable for various valves.
本实用新型解决其技术问题所采用的技术方案是：提供一种阀门流量流阻试验装置，包括补水系统和至少一个测试系统，所述补水系统包括储水箱，所述储水箱的出水管与水泵相连，所述水泵由变频器控制，所述水泵的输出端与测试系统相连；所述测试系统包括待测阀门安装位，所述待测阀门安装位的一端通过管路依次连接进口阀和流量测量仪表后与所述水泵的输出端相连，所述待测阀门安装位的领一端通过管路经过出口调节阀后通过回流管与所述储水箱相连；所述待测阀门安装位两端还并联有差压测量装置。The technical solution adopted by the utility model to solve the technical problem is: provide a valve flow resistance test device, including a water replenishment system and at least one test system, the water replenishment system includes a water storage tank, the outlet pipe of the water storage tank and the water pump The water pump is controlled by a frequency converter, and the output end of the water pump is connected to the test system; the test system includes the installation position of the valve to be tested, and one end of the installation position of the valve to be tested is connected to the inlet valve and the flow rate through the pipeline in turn. After the measuring instrument is connected to the output end of the water pump, one end of the installation position of the valve to be tested is connected to the water storage tank through the return pipe after passing through the outlet regulating valve through the pipeline; the two ends of the installation position of the valve to be tested are also A differential pressure measuring device is connected in parallel.
所述进口阀和流量测量仪表之间还设有温度计。A thermometer is also arranged between the inlet valve and the flow measuring instrument.
所述待测阀门安装位的一端还安装有压力表。A pressure gauge is also installed at one end of the installation position of the valve to be tested.
所述测试系统共有五个，并且每个测试系统使用的管路的直径不同。There are five test systems in total, and the diameters of pipelines used in each test system are different.
所述测试系统的使用的管路之间分别为DN25、DN50、DN100、DN200和DN300。The pipelines used in the test system are DN25, DN50, DN100, DN200 and DN300 respectively.
有益效果Beneficial effect
由于采用了上述的技术方案，本实用新型与现有技术相比，具有以下的优点和积极效果：本实用新型可广泛用于测试闸阀、截止阀、节流阀、球阀、蝶阀、隔膜阀、止回阀、减压阀、底阀的流阻系数，以及用于测试闸阀、节流阀、球阀、蝶阀的流量系数。本实用新型通过变频器带动水泵可模拟水流动状态，测不同进口压力及不同流量下的流量特性、压力特性，同时可模拟控制阀动态工况测试控制阀动态调节特性，同时可安装在测试管路上测试控制阀静态性能。本实用新型设置多组不同管径管路进行测试，通过管路变径完成不同阀门的压力、流量测试，通过管路阀门进行流量调节。Due to the adoption of the above-mentioned technical scheme, the utility model has the following advantages and positive effects compared with the prior art: the utility model can be widely used for testing gate valves, globe valves, throttle valves, ball valves, butterfly valves, diaphragm valves, Flow resistance coefficients of check valves, pressure reducing valves, bottom valves, and flow coefficients for testing gate valves, throttle valves, ball valves, and butterfly valves. The utility model drives the water pump through the frequency converter to simulate the water flow state, measure the flow characteristics and pressure characteristics under different inlet pressures and different flow rates, and at the same time simulate the dynamic working conditions of the control valve to test the dynamic adjustment characteristics of the control valve, and can be installed on the test tube Test the static performance of the control valve on the road. The utility model is provided with multiple groups of pipelines with different diameters for testing, and the pressure and flow tests of different valves are completed by changing the diameter of the pipelines, and the flow is adjusted through the pipeline valves.
附图说明Description of drawings
图1是本实用新型的结构示意图；Fig. 1 is the structural representation of the utility model;
图2是本实用新型多个测试系统的结构示意图。Fig. 2 is a structural schematic diagram of multiple test systems of the present invention.
具体实施方式detailed description
下面结合具体实施例，进一步阐述本实用新型。应理解，这些实施例仅用于说明本实用新型而不用于限制本实用新型的范围。此外应理解，在阅读了本实用新型讲授的内容之后，本领域技术人员可以对本实用新型作各种改动或修改，这些等价形式同样落于本申请所附权利要求书所限定的范围。Below in conjunction with specific embodiment, further set forth the utility model. It should be understood that these embodiments are only used to illustrate the present utility model and are not intended to limit the scope of the present utility model. In addition, it should be understood that after reading the content taught by the utility model, those skilled in the art can make various changes or modifications to the utility model, and these equivalent forms also fall within the scope defined by the appended claims of the application.
本实用新型的实施方式涉及一种阀门流量流阻试验装置，如图1所示，包括补水系统和至少一个测试系统，所述补水系统包括储水箱8，所述储水箱8的出水管与水泵9相连，所述水泵9由变频器控制，所述水泵9的输出端与测试系统相连；所述测试系统包括待测阀门安装位6，所述待测阀门安装位6的一端通过管路依次连接进口阀3和流量测量仪表1后与所述水泵9的输出端相连，所述待测阀门安装位6的另一端通过管路经过出口调节阀7后通过回流管与所述储水箱8相连；所述待测阀门安装位6两端还并联有差压测量装置5。其中，所述进口阀3和流量测量仪表1之间还设有温度计2，利用温度计可以随时观测液体的温度。所述待测阀门安装位6的一端还安装有压力表4，通个该压力表可以随时观测进入待测阀时的压力是多少。The embodiment of the present invention relates to a valve flow resistance test device, as shown in Figure 1, comprising a water replenishment system and at least one test system, the water replenishment system includes a water storage tank 8, the water outlet pipe of the water storage tank 8 and the water pump 9 are connected, the water pump 9 is controlled by a frequency converter, and the output end of the water pump 9 is connected to the test system; the test system includes a valve installation position 6 to be tested, and one end of the valve installation position 6 to be tested is sequentially passed through the pipeline After connecting the inlet valve 3 and the flow measuring instrument 1, it is connected to the output end of the water pump 9, and the other end of the installation position 6 of the valve to be tested is connected to the water storage tank 8 through the return pipe after passing through the outlet regulating valve 7 through the pipeline ; The two ends of the installation position 6 of the valve to be tested are also connected in parallel with a differential pressure measuring device 5 . Wherein, a thermometer 2 is also provided between the inlet valve 3 and the flow measuring instrument 1, and the temperature of the liquid can be observed at any time by using the thermometer. One end of the installation position 6 of the valve to be tested is also equipped with a pressure gauge 4 through which the pressure when entering the valve to be tested can be observed at any time.
本实用新型在使用过程中，通过驱动变频器开启带动水泵运行，使流体在管路里发生循环，应用变频调速技术控制泵的转速，结合调节阀调节管路流量，可连续改变管道内流体的流量和压差。试验时模拟水流动状态，可测不同进口压力及不同流量下的流量特性、压力特性等。模拟调压阀动态工作环境下测试调压阀动态调节特性，同时可安装在测试管路上测试调压阀静态性能。During the use of the utility model, the frequency converter is driven to drive the water pump to run, so that the fluid circulates in the pipeline, and the speed of the pump is controlled by frequency conversion speed regulation technology, and the flow of the pipeline is adjusted in combination with the regulating valve, so that the fluid in the pipeline can be continuously changed flow and differential pressure. The water flow state is simulated during the test, and the flow characteristics and pressure characteristics under different inlet pressures and different flow rates can be measured. Simulate the dynamic working environment of the pressure regulating valve to test the dynamic adjustment characteristics of the pressure regulating valve, and at the same time, it can be installed on the test pipeline to test the static performance of the pressure regulating valve.
如图2所示，本实用新型中的测试系统共有五个，并且每个测试系统使用的管路的直径不同。所述测试系统的使用的管路之间分别为DN25、DN50、DN100、DN200和DN300，五组不同管径管路进行测试，通过管路变径完成不同阀门的压力、流量测试，通过管路阀门进行流量调节。As shown in Fig. 2, there are five test systems in the present invention, and the diameters of pipelines used in each test system are different. The pipelines used in the test system are DN25, DN50, DN100, DN200 and DN300 respectively. Five groups of pipelines with different diameters are tested, and the pressure and flow tests of different valves are completed through pipeline diameter reduction. The valve regulates the flow.
不难发现，本实用新型可广泛用于测试闸阀、截止阀、节流阀、球阀、蝶阀、隔膜阀、止回阀、减压阀、底阀的流阻系数，以及用于测试闸阀、节流阀、球阀、蝶阀的流量系数。本实用新型通过变频器带动水泵可模拟水流动状态，测不同进口压力及不同流量下的流量特性、压力特性，同时可模拟控制阀动态工况测试控制阀动态调节特性，同时可安装在测试管路上测试控制阀静态性能。本实用新型设置多组不同管径管路进行测试，通过管路变径完成不同阀门的压力、流量测试，通过管路阀门进行流量调节。It is not difficult to find that the utility model can be widely used for testing the flow resistance coefficient of gate valves, globe valves, throttle valves, ball valves, butterfly valves, diaphragm valves, check valves, pressure reducing valves and bottom valves, as well as for testing gate valves, throttle valves, etc. The flow coefficient of flow valve, ball valve and butterfly valve. The utility model can simulate the water flow state through the frequency converter to drive the water pump, measure the flow characteristics and pressure characteristics under different inlet pressures and different flow rates, and at the same time simulate the dynamic working conditions of the control valve to test the dynamic adjustment characteristics of the control valve, and can be installed on the test tube at the same time Test the static performance of the control valve on the road. The utility model sets up multiple groups of pipelines with different diameters for testing, completes pressure and flow tests of different valves through pipeline diameter reduction, and performs flow adjustment through pipeline valves.
Claims (5)
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620005704.2U CN205352677U (en) | 2016-01-04 | 2016-01-04 | Valve flow flow resistance test device |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106248366A (en) * | 2016-09-05 | 2016-12-21 | 中国石油天然气股份有限公司 | Automatic inflow control valve inflow characteristics test device |
| CN106568574A (en) * | 2016-11-11 | 2017-04-19 | 菏泽海诺知识产权服务有限公司 | Hydraulic friction loss automatic testing device for water flow indicator for fire extinguishing system |
| CN106706283A (en) * | 2016-11-15 | 2017-05-24 | 安徽皖拓自动化有限公司 | Automatic pressure tapping device |
| CN107727166A (en) * | 2017-11-22 | 2018-02-23 | 中国第汽车股份有限公司 | A kind of automobile power cell bag internal cooling system fluid flow method of testing |
| CN108088749A (en) * | 2017-12-15 | 2018-05-29 | 中国电建集团核电工程公司 | Pipeline pressure testing device and pipeline pressure pilot system |
| CN108918127A (en) * | 2018-07-27 | 2018-11-30 | 遵义群建塑胶制品有限公司 | A kind of micro- electric valve detection system |
| CN109026648A (en) * | 2018-08-27 | 2018-12-18 | 天津航天瑞莱科技有限公司 | A kind of medium volume flow regulator pumped at class products export |
| CN109029943A (en) * | 2018-06-21 | 2018-12-18 | 中广核研究院有限公司 | Two loop non-return valve action test sets |
| CN111426467A (en) * | 2020-04-21 | 2020-07-17 | 中国石化销售股份有限公司华南分公司 | Valve load test system |
| CN115266078A (en) * | 2022-06-30 | 2022-11-01 | 贵州振华风光半导体股份有限公司 | Flow resistance test system of two closed loop control |
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2016
- 2016-01-04 CN CN201620005704.2U patent/CN205352677U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106248366A (en) * | 2016-09-05 | 2016-12-21 | 中国石油天然气股份有限公司 | Automatic inflow control valve inflow characteristics test device |
| CN106568574A (en) * | 2016-11-11 | 2017-04-19 | 菏泽海诺知识产权服务有限公司 | Hydraulic friction loss automatic testing device for water flow indicator for fire extinguishing system |
| CN106706283B (en) * | 2016-11-15 | 2019-04-19 | 安徽皖拓自动化有限公司 | A kind of automatic pressure obtaning device |
| CN106706283A (en) * | 2016-11-15 | 2017-05-24 | 安徽皖拓自动化有限公司 | Automatic pressure tapping device |
| CN107727166B (en) * | 2017-11-22 | 2019-07-12 | 中国第一汽车股份有限公司 | A kind of automobile power cell packet internal cooling system fluid flow test method |
| CN107727166A (en) * | 2017-11-22 | 2018-02-23 | 中国第汽车股份有限公司 | A kind of automobile power cell bag internal cooling system fluid flow method of testing |
| CN108088749A (en) * | 2017-12-15 | 2018-05-29 | 中国电建集团核电工程公司 | Pipeline pressure testing device and pipeline pressure pilot system |
| CN109029943A (en) * | 2018-06-21 | 2018-12-18 | 中广核研究院有限公司 | Two loop non-return valve action test sets |
| CN108918127A (en) * | 2018-07-27 | 2018-11-30 | 遵义群建塑胶制品有限公司 | A kind of micro- electric valve detection system |
| CN108918127B (en) * | 2018-07-27 | 2020-09-18 | 遵义群建塑胶制品有限公司 | Micro-valve detection system |
| CN109026648A (en) * | 2018-08-27 | 2018-12-18 | 天津航天瑞莱科技有限公司 | A kind of medium volume flow regulator pumped at class products export |
| CN111426467A (en) * | 2020-04-21 | 2020-07-17 | 中国石化销售股份有限公司华南分公司 | Valve load test system |
| CN111426467B (en) * | 2020-04-21 | 2024-12-17 | 中国石油化工股份有限公司 | Valve load test system |
| CN115266078A (en) * | 2022-06-30 | 2022-11-01 | 贵州振华风光半导体股份有限公司 | Flow resistance test system of two closed loop control |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| CB03 | Change of inventor or designer information |
Inventor after: Fu Minghai Inventor after: Yang Chongwei Inventor before: Fu Minghai |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170328 Address after: 200062 Shanghai Jinsha River Road, Putuo District, No. 915 Patentee after: SHANGHAI INSTITUTE OF SPECIAL EQUIPMENT INSPECTION & TECHNICAL RESEARCH Patentee after: SHANGHAI KUNLUN ENN CLEAN ENERGY Co.,Ltd. Address before: 200062 Shanghai Jinsha River Road, Putuo District, No. 915 Patentee before: SHANGHAI INSTITUTE OF SPECIAL EQUIPMENT INSPECTION & TECHNICAL RESEARCH |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160629 Termination date: 20220104 |