CN104880310B - Valve flow measuring system - Google Patents
Valve flow measuring system Download PDFInfo
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- CN104880310B CN104880310B CN201510308238.5A CN201510308238A CN104880310B CN 104880310 B CN104880310 B CN 104880310B CN 201510308238 A CN201510308238 A CN 201510308238A CN 104880310 B CN104880310 B CN 104880310B
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Abstract
The invention discloses a kind of valve flow measuring system,It is mainly used in gate valve,Butterfly valve,Regulating valve,The flow performance test of the valve products such as ball valve and Data Processing in Experiment,Its structure is mainly by control system of water pump,Water tank of voltage regulation system,Valve tests pipe-line system,Data processing centre,Main water inlet tube,Main connecting tube,Main water return tube and data line etc. are constituted,This set valve Flow Measuring System can detect different type,The valve products of different size,Test pressure differential scope can reach 0~600KPa,Pass through entering for the remote controlled valve to be checked of data processing centre again,Pressure difference before and after delivery port,And measure flow value of the valve to be checked under different pressure differences,So as to be analyzed the discharge coefficient to draw valve to be checked,The performance of valve products can be made to reach correlation standard both domestic and external by this set valve Flow Measuring System,The significant increase core competitiveness of valve products.
Description
Technical field
The present invention relates to a kind of system for testing valve flow, valve flow measuring system is specifically referred to.
Background technology
Valve flow measuring system is the system for valve flow test, and it is by the stream to valve products such as regulating valves
The isoparametric collection of amount, pressure difference, medium temperature, inlet and outlet pressure, analysis such that it is able to thoroughly understand the stream of various valve products
Amount and regulation performance, make the performance of valve products reach correlation standard both domestic and external.The valve life of current most domestic
It is also to be imitated in product appearance to produce enterprise, and to valve products, technical performance, quality requirements do not grind by deep in itself
Study carefully, one of main cause is that the R＆D work of enterprise is also simply by virtue of experience being done, and the R＆D process of new product is not bright
True evaluating data, causing generation mainly each valve manufacturing enterprise of above-mentioned reason does not have good testing equipment to provide
Product associated parameter data, the core competitiveness of domestic valve products is directly influenced due to the backwardness of research and development ability.Therefore, it is
The performance of valve products can further be understood, experimental knowledge and experimental data is accumulated, enterprise is improved to valve products
Research and development ability, making the property indices of valve products can meet the relevant criterion of domestic and international valve products, and valve flow is surveyed
Amount system is undoubtedly a kind of indispensable Experimental Establishment.
The content of the invention
The technical problems to be solved by the invention be overcome prior art defect and provide one kind can to different type,
The valve products of different size carry out the valve flow measuring system of flow performance test and Data Processing in Experiment.
Technical problem of the invention is achieved through the following technical solutions：
A kind of valve flow measuring system, including control system of water pump, water tank of voltage regulation system, valve test pipe-line system and
Data processing centre；Main water inlet tube, the voltage stabilizing water being connected are provided between described control system of water pump and water tank of voltage regulation system
Main connecting tube, valve test pipe-line system and the water pump control system being connected are provided between case system and valve test pipe-line system
The main water return tube being connected is provided between system；Described data processing centre connects water pump and controls system respectively by data line
System and valve test pipe-line system, described control system of water pump include variable frequency pump switch board, supply-water pump switch board, it is multigroup simultaneously
Connection is connected to variable frequency pump manifold assemblies between main water inlet tube and main water return tube, is connected to main water inlet tube and main water return tube
Between distribution pipeline, the magnetic valve manifold assemblies that are connected on main water inlet tube；In every group of described variable frequency pump manifold assemblies
Variable frequency pump is equipped with, the variable frequency pump connects variable frequency pump switch board by data line, variable frequency pump switch board passes through
Data line connects data processing centre；Variable frequency pump also is provided with described magnetic valve manifold assemblies, the variable frequency pump leads to
Cross data line connection supply-water pump switch board；Described water tank of voltage regulation system includes water tank of voltage regulation and installed in water tank of voltage regulation
On pressure gauge, liquid level sensor, unloading valve, air bleeding valve, hydraulic ga(u)ge and thermometer；Described main water inlet tube passes sequentially through worm gear
Drive ball valve and reducing connecting tube and be connected to the water inlet of water tank of voltage regulation；Described main connecting tube is connected to going out for water tank of voltage regulation
The mouth of a river；Described pressure gauge is provided with pressure sensor, and the pressure sensor connects variable frequency pump and controls by data line
Cabinet；Described valve test pipe-line system includes air bleeding valve, worm-drive ball valve, stream of the installed in series in order in main connecting tube
Gauge, reducing connecting tube and valve to be checked, also including multigroup valve to be checked being connected in parallel between main connecting tube and main water return tube
Door manifold assemblies, flowmeter is equipped with every group of valve manifold component to be checked；Flowmeter in described main connecting tube and every group
Flowmeter in valve manifold component to be checked connects data processing centre by data line；In described main connecting tube
Valve two ends to be checked are provided with the differential manometer manifold assemblies being connected in parallel, and the differential manometer manifold assemblies include being sequentially connected in series company with branch pipe
The differential manometer for connecing and two pressure measuring tie-ins, two pressure measuring tie-ins are connected to differential manometer both sides；Described differential manometer passes through
Data line connects data processing centre.
Described variable frequency pump switch board includes inductor, PLC, PID controller, frequency conversion tank and executing agency；
Described inductor connects data processing centre by data line, is also sequentially connected PLC by data line
And executing agency；Described PID controller, it is sequentially connected also by data line between frequency conversion tank and executing agency；It is described
Every group of variable frequency pump manifold assemblies in variable frequency pump executing agency is connected by data line.
Electrical ball valve that every group of described variable frequency pump manifold assemblies include being sequentially connected in series with branch pipe, filter,
Variable frequency pump and check-valves；Described electrical ball valve water inlet is connected with main water return tube, electrical ball valve delivery port and filter
Water inlet is connected, and filter delivery port is connected with variable frequency pump water inlet, variable frequency pump delivery port and check-valves water inlet
It is connected, check-valves delivery port is connected with main water inlet tube.
Described distribution pipeline includes the handle ball valve and dynamic balance valve that are sequentially connected in series with branch pipe；Described handle
Ball valve water inlet is connected with main water return tube, and handle ball valve delivery port is connected with dynamic balance valve water inlet, dynamic balance valve
Delivery port is connected with main water inlet tube.
Magnetic valve that described magnetic valve manifold assemblies include being sequentially connected in series with branch pipe, filter, variable frequency pump and
Check-valves；Level sensor is connected with described magnetic valve, magnetic valve water inlet is connected with circulating water pool, magnetic valve water outlet
Mouthful it is connected with filter water inlet, filter delivery port is connected with variable frequency pump water inlet, variable frequency pump delivery port and stops
Return valve water inlet to be connected, check-valves delivery port is connected with main water inlet tube.
Described water tank of voltage regulation bottom connection handle ball valve；Pressure sensor on described pressure gauge passes through data transfer
Line connects the PID controller of variable frequency pump switch board.
Every group of described valve manifold component to be checked includes two handle ball valves, flows being sequentially connected in series with branch pipe
Meter, valve to be checked and two snap joints；Two described handle ball valves are connected on main connecting tube and main water return tube, and two
Individual snap joint is connected to the water inlet and delivery port of valve to be checked；The described handle ball valve being connected in main connecting tube
Delivery port is connected with flowmeter water inlet, and flowmeter delivery port is connected with the snap joint for being connected to valve water inlet to be checked
Connect, the snap joint for being connected to valve outlet to be checked is connected with the handle ball valve water inlet being connected on main water return tube.
Flowmeter delivery port in every group of described valve manifold component to be checked be connected to the fast of valve water inlet to be checked
Flexible pipe is provided between quick coupling to be connected.
Flexible pipe is provided between flowmeter delivery port and reducing connecting tube water inlet in described main connecting tube to be connected.
Described data processing centre is a set of data processing equipment for including workbench, computer and printer, should
Computer is provided with flow rate test analysis software, on the software have flow value show, pressure difference show and set, variable frequency pump
Control button.
Compared with prior art, valve flow measuring system proposed by the present invention can detect different type, different size
Valve products, test pressure differential scope can reach 0~600KPa, then by the remote controlled valve to be checked of data processing centre
Entery and delivery port before and after pressure difference, and flow value of the valve to be checked under different pressure differences is measured, so as to be analyzed to draw
The discharge coefficient of valve to be checked, can make the performance of valve products reach correlation both domestic and external by this set valve Flow Measuring System
Standard regulation, the core competitiveness of poppet product.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Fig. 2 is the structural representation of control system of water pump.
Fig. 3 is the structural representation of water tank of voltage regulation system.
Fig. 4 is the structural representation that valve tests pipe-line system.
Fig. 5 is the structural representation of data processing centre.
Specific embodiment
The embodiment of the present invention will again be elaborated by above-mentioned accompanying drawing below.
As shown in Fig. 1 ~ Fig. 5,1. main water inlet tube, 2. control system of water pump, 21. variable frequency pump switch boards, 211. inductors,
212.PLC controllers, 213. executing agencies, 214. frequency conversion tanks, 215.PID controllers, 22. supply-water pump switch boards, 23. frequency conversion water
Pump manifold assemblies, 231. electrical ball valves, 232. filters, 233. variable frequency pumps, 234. check-valves, 24. magnetic valve manifold assemblies,
241. magnetic valves, 242. level sensors, 243. circulating water pools, 25. distribution pipelines, 251. dynamic balance valves, 252. handle balls
Valve, 3. water tank of voltage regulation system, 31. water tank of voltage regulation, 32. pressure sensors, 33. pressure gauges, 34. liquid level sensors, 35. off-loads
Valve, 36. hydraulic ga(u)ges, 37. thermometers, 4. main connecting tube, 5. valve test pipe-line system, 51. flowmeters, 52. flexible pipes, 53. treat
Inspection valve, 54. valve manifold components to be checked, 541. snap joints, 55. differential manometer manifold assemblies, 551. differential manometers, 552. pressure measurement
Joint, 6. data processing centre, 7. main water return tube, 8. data line, 9. branch pipe, 10. worm-drive ball valve, 11. reducings connect
Adapter, 12. air bleeding valves.
Valve flow measuring system, as shown in figure 1, it is a for inhomogeneities such as gate valve, butterfly valve, regulating valve, ball valves
Type, the valve products of different size carry out the measuring system of flow performance test and Data Processing in Experiment, its structure be mainly by
Three digest journals and a data processing centre 6 dominated by computer constitute, and three digest journals are control system of water pump 2, voltage stabilizing water
Case system 3 and valve test are provided with the master being connected and enter between pipe-line system 5, and control system of water pump 2 and water tank of voltage regulation system 3
The main connecting tube 4, valve being connected is provided between water pipe 1, water tank of voltage regulation system 3 and valve test pipe-line system 5 and tests pipeline
The main water return tube 7 being connected is provided between system 5 and control system of water pump 2, therefore by main water inlet tube 1, main connecting tube 4 and is led back
The connection of water pipe 7 causes to form water circulation between three digest journals.
Described control system of water pump 2 is as shown in Fig. 2 it includes variable frequency pump switch board 21, supply-water pump switch board 22, many
Group is connected in variable frequency pump manifold assemblies 23 between main water inlet tube 1 and main water return tube 7 in parallel, is connected to main water inlet tube 1
With the distribution pipeline 25 between main water return tube 7, the magnetic valve manifold assemblies 24 being connected on main water inlet tube 1.
Wherein, variable frequency pump switch board 21 includes inductor 211, PLC 212, PID controller 215, frequency conversion tank
214 and executing agency 213；The inductor 211 connects data processing centre 6 by data line 8, also by data line
8 are sequentially connected PLC 212 and executing agency 213；The PID controller 215, between frequency conversion tank 214 and executing agency 213
It is sequentially connected also by data line 8.
Described variable frequency pump manifold assemblies 23 are provided with three groups in the present embodiment, and every group of variable frequency pump manifold assemblies 23 are equal
Including the electrical ball valve 231, filter 232, variable frequency pump 233 and the check-valves 234 that are sequentially connected in series with branch pipe 9；Described
The water inlet of electrical ball valve 231 is connected with main water return tube 7, and the delivery port of electrical ball valve 231 is connected with the water inlet of filter 232,
The delivery port of filter 232 is connected with the water inlet of variable frequency pump 233, the delivery port of variable frequency pump 233 and the water inlet phase of check-valves 234
Connection, the delivery port of check-valves 234 is connected with main water inlet tube 1.
Described distribution pipeline 25 is main to realize that bypass shunt is acted on, and it includes the handle being sequentially connected in series with branch pipe 9
Ball valve 252 and dynamic balance valve 251；The described water inlet of handle ball valve 252 is connected with main water return tube 7, and handle ball valve 252 goes out
The mouth of a river is connected with the water inlet of dynamic balance valve 251, and the delivery port of dynamic balance valve 251 is connected with main water inlet tube 1.
Described magnetic valve manifold assemblies 24 are included the magnetic valve 241 being sequentially connected in series with branch pipe 9, filter 232, become
Frequency water pump 233 and check-valves 234；Be connected with level sensor 242 on described magnetic valve 241, the water inlet of magnetic valve 241 with follow
Ring pond 243 is connected, and the delivery port of magnetic valve 241 is connected with the water inlet of filter 232, the delivery port of filter 232 and frequency conversion
The water inlet of water pump 233 is connected, and the delivery port of variable frequency pump 233 is connected with the water inlet of check-valves 234, the delivery port of check-valves 234
It is connected with main water inlet tube 1, therefore the water circulation used in a whole set of valve flow measuring system is incited somebody to action by magnetic valve 241
What the water source in circulating water pool 243 was sucked and supplied.
Meanwhile, also there is the process of data transfer in control system of water pump 2, mainly every group variable frequency pump manifold assemblies
Variable frequency pump 233 in 23 connects the executing agency 213 of variable frequency pump switch board 21 by data line 8, and by performing
Mechanism controls the rotating speed of variable frequency pump 233；Variable frequency pump 233 in magnetic valve manifold assemblies 24 then passes through data line 8
Connection supply-water pump switch board 22, to control water source supply to need.
The described system of water tank of voltage regulation 3 is as shown in figure 3, it includes water tank of voltage regulation 31 and the pressure on water tank of voltage regulation
Power table 33, liquid level sensor 34, unloading valve 35, air bleeding valve 12, hydraulic ga(u)ge 36 and thermometer 37；The described volume of water tank of voltage regulation 31
It is 1300L, water inlet is provided with the left upper end of water tank of voltage regulation, and main water inlet tube 1 passes sequentially through worm-drive ball valve 10 and reducing
Connecting tube 11 is connected to the water inlet of water tank of voltage regulation 31, and to provide water source in water tank of voltage regulation 31；The bottom righthand side of water tank of voltage regulation 31
Delivery port is provided with, the delivery port connects main connecting tube 4；The bottom of water tank of voltage regulation 31 connects handle ball valve 252, can carry out pressure release work
With；Meanwhile, pressure gauge 33, liquid level sensor 34, unloading valve 35 and air bleeding valve 12 are installed in the top of water tank of voltage regulation 31, in pressure
The left side of table 33 is additionally provided with pressure sensor 32, and the pressure sensor connects variable frequency pump switch board 21 by data line 8
PID controller 215；Hydraulic ga(u)ge 36 is arranged on the upper right side of water tank of voltage regulation 31, can show the water level in water tank of voltage regulation 31；Thermometer
37 are arranged on the lower section of hydraulic ga(u)ge 36, can show the water temperature value in water tank of voltage regulation 31.
Described valve test pipe-line system 5 includes installed in series in order 12, two snails of the air bleeding valve in main connecting tube 4
Wheel drive ball valve 10,51, two reducing connecting tubes 11 of flowmeter and valve to be checked 53, its specific order of connection is according to Fig. 4, Fig. 5
It is shown that air bleeding valve 12, worm-drive ball valve 10, flowmeter 51, reducing connecting tube 11, valve to be checked are sequentially connected with the direction that intakes
53rd, it is provided between reducing connecting tube 11 and worm-drive ball valve 10, and the delivery port of flowmeter 51 and the water inlet of reducing connecting tube 11
Flexible pipe 52 is connected through flange；Meanwhile, the two ends of valve to be checked 53 in main connecting tube 4 are provided with the differential manometer branch pipe group being connected in parallel
Part 55, the differential manometer manifold assemblies include the differential manometer 551 and two pressure measuring tie-ins 552 that are sequentially connected in series with branch pipe 9, and this two
Individual pressure measuring tie-in 552 is connected to the both sides of differential manometer 551, and differential manometer 551 then connects data processing by data line 8
Center 6.
Described valve test pipe-line system 5 also includes multigroup being connected in parallel between main connecting tube 4 and main water return tube 7
Valve manifold component 54 to be checked, the present embodiment is provided with three groups, and every group of valve manifold component 54 to be checked includes being gone here and there successively with branch pipe 9
Join two handle ball valves 252, flowmeter 51, valve to be checked 53 and two snap joints 541 of connection；Three groups of described valves to be checked
Handle ball valve 252 in door manifold assemblies 54 is respectively adopted DN25, DN40, DN80 these three specifications, its every group valve branch to be checked
Two handle ball valves 252 in tube assembly 54 are connected in main connecting tube 4 and main water return tube 7, two 541 points of snap joints
The water inlet and delivery port of valve to be checked 53 are not connected to, facilitate the Fast Installation of valve to be checked to connect；Described is connected to master
The delivery port of handle ball valve 252 in connecting tube 4 is connected with the water inlet of flowmeter 51, the delivery port of flowmeter 51 be connected to it is to be checked
The snap joint 541 of the water inlet of valve 53 is connected, and is connected to the snap joint 541 of the delivery port of valve to be checked 53 and is connected to master
The water inlet of handle ball valve 252 on return pipe 7 is connected；Meanwhile, the flowmeter 51 in every group of valve manifold component 54 to be checked goes out
The mouth of a river be connected between the snap joint 541 of the water inlet of valve to be checked 53 as flexible pipe 52 is connected.
The flowmeter 51 in flowmeter 51 and every group of valve manifold component 54 to be checked in described main connecting tube 4 passes through
Data line 8 connects data processing centre 6.
Described data processing centre 6 is a set of data for including the complete set of equipments such as workbench, computer and printer
Processing equipment, is provided with flow rate test analysis software on computers, with flow value shows, pressure difference shows and sets on the software
The fixed, control button of variable frequency pump, can control keying and the action rotating speed of variable frequency pump by the software, and set pressure difference
Value carries out system acting.
Test pressure differential scope of the invention can reach 0~600Kpa, remote controlled to be checked by data processing centre 6
Pressure difference before and after the entery and delivery port of valve 53, and flow value of the valve to be checked under different pressure differences is measured, so as to be analyzed
To draw the discharge coefficient of valve to be checked 53, gate valve, butterfly valve, regulating valve, ball valve can be made by this set valve Flow Measuring System
Etc. different type, the valve products performance of different size reach correlation standard both domestic and external, significant increase valve products
Core competitiveness.
Claims (10)
1. a kind of valve flow measuring system, including control system of water pump（2）, water tank of voltage regulation system（3）, valve test pipeline system
System（5）And data processing centre（6）；Described control system of water pump（2）With water tank of voltage regulation system（3）Between be provided with what is be connected
Main water inlet tube（1）, water tank of voltage regulation system（3）Pipe-line system is tested with valve（5）Between be provided with the main connecting tube being connected（4）、
Valve tests pipe-line system（5）With control system of water pump（2）Between be provided with the main water return tube being connected（7）；At described data
Reason center（6）By data line（8）Control system of water pump is connected respectively（2）Pipe-line system is tested with valve（5）, its feature
It is：
A, described control system of water pump（2）Including variable frequency pump switch board（21）, supply-water pump switch board（22）, it is multigroup it is in parallel even
It is connected on main water inlet tube（1）With main water return tube（7）Between variable frequency pump manifold assemblies（23）, be connected to main water inlet tube（1）
With main water return tube（7）Between distribution pipeline（25）, be connected to main water inlet tube（1）On magnetic valve manifold assemblies（24）；Every group
The variable frequency pump manifold assemblies（23）In be equipped with variable frequency pump（233）, the variable frequency pump is by data line（8）Connection
Variable frequency pump switch board（21）, variable frequency pump switch board（21）By data line（8）Connection data processing centre（6）；Institute
The magnetic valve manifold assemblies stated（24）In also be provided with variable frequency pump（233）, the variable frequency pump is by data line（8）Connection is supplied
Water pump control cabinet（22）；
B, described water tank of voltage regulation system（3）Including water tank of voltage regulation（31）And the pressure gauge on water tank of voltage regulation（33）, liquid
Level sensor（34）, unloading valve（35）, air bleeding valve（12）, hydraulic ga(u)ge（36）And thermometer（37）；Described main water inlet tube（1）According to
It is secondary by worm-drive ball valve（10）With reducing connecting tube（11）And it is connected to water tank of voltage regulation（31）Water inlet；Described main company
Adapter（4）It is connected to water tank of voltage regulation（31）Delivery port；Described pressure gauge（33）It is provided with pressure sensor（32）, the pressure
Sensor passes through data line（8）Connection variable frequency pump switch board（21）；
C, described valve test pipe-line system（5）Including installed in series in order in main connecting tube（4）On air bleeding valve（12）, snail
Wheel drive ball valve（10）, flowmeter（51）, reducing connecting tube（11）With valve to be checked（53）, also it is connected in master in parallel including multigroup
Connecting tube（4）With main water return tube（7）Between valve manifold component to be checked（54）, every group of valve manifold component to be checked（54）In
It is provided with flowmeter（51）；Described main connecting tube（4）On flowmeter（51）With every group of valve manifold component to be checked（54）In
Flowmeter（51）Pass through data line（8）Connection data processing centre（6）；
D, described main connecting tube（4）On valve to be checked（53）Two ends are provided with the differential manometer manifold assemblies being connected in parallel（55）,
The differential manometer manifold assemblies are included with branch pipe（9）The differential manometer being sequentially connected in series（551）With two pressure measuring tie-ins（552）, should
Two pressure measuring tie-ins are connected to differential manometer（551）Both sides；Described differential manometer（551）By data line（8）Connection
Data processing centre（6）.
2. valve flow measuring system according to claim 1, it is characterised in that described variable frequency pump switch board（21）
Including inductor（211）, PLC（212）, PID controller（215）, frequency conversion tank（214）And executing agency（213）；It is described
Inductor（211）By data line（8）Connection data processing centre（6）, also by data line（8）It is sequentially connected
PLC（212）And executing agency（213）；Described PID controller（215）, frequency conversion tank（214）And executing agency（213）
Between also by data line（8）It is sequentially connected；Variable frequency pump manifold assemblies described in every group（23）In variable frequency pump（233）
Pass through data line（8）Connection executing agency（213）.
3. valve flow measuring system according to claim 1, it is characterised in that the variable frequency pump branch pipe group described in every group
Part（23）Include with branch pipe（9）The electrical ball valve being sequentially connected in series（231）, filter（232）, variable frequency pump（233）With
Check-valves（234）；Described electrical ball valve（231）Water inlet and main water return tube（7）It is connected, electrical ball valve（231）Delivery port
With filter（232）Water inlet is connected, filter（232）Delivery port and variable frequency pump（233）Water inlet is connected, frequency conversion water
Pump（233）Delivery port and check-valves（234）Water inlet is connected, check-valves（234）Delivery port and main water inlet tube（1）It is connected.
4. valve flow measuring system according to claim 1, it is characterised in that described distribution pipeline（25）Including with
Branch pipe（9）The handle ball valve being sequentially connected in series（252）And dynamic balance valve（251）；Described handle ball valve（252）Water inlet
With main water return tube（7）It is connected, handle ball valve（252）Delivery port and dynamic balance valve（251）Water inlet is connected, dynamic equilibrium
Valve（251）Delivery port and main water inlet tube（1）It is connected.
5. valve flow measuring system according to claim 1, it is characterised in that described magnetic valve manifold assemblies（24）
Including with branch pipe（9）The magnetic valve being sequentially connected in series（241）, filter（232）, variable frequency pump（233）And check-valves
（234）；Described magnetic valve（241）On be connected with level sensor（242）, magnetic valve（241）Water inlet and circulating water pool
（243）It is connected, magnetic valve（241）Delivery port and filter（232）Water inlet is connected, filter（232）Delivery port and change
Frequency water pump（233）Water inlet is connected, variable frequency pump（233）Delivery port and check-valves（234）Water inlet is connected, check-valves
（234）Delivery port and main water inlet tube（1）It is connected.
6. valve flow measuring system according to claim 1 and 2, it is characterised in that described water tank of voltage regulation（31）Bottom
Connection handle ball valve（252）；Described pressure gauge（33）On pressure sensor（32）By data line（8）Connection frequency conversion
Water pump control cabinet（21）PID controller（215）.
7. valve flow measuring system according to claim 1, it is characterised in that every group of described valve manifold group to be checked
Part（54）Include with branch pipe（9）The handle ball valve being sequentially connected in series（252）, flowmeter（51）, snap joint（541）, treat
Inspection valve（53）, snap joint（541）With handle ball valve（252）；Two handle ball valves（252）It is connected to main connecting tube
（4）And main water return tube（7）On, two snap joints（541）It is connected to valve to be checked（53）Water inlet and delivery port；Even
It is connected on main connecting tube（4）On handle ball valve（252）Delivery port and flowmeter（51）Water inlet is connected, flowmeter（51）Water outlet
Mouthful be connected to valve to be checked（53）The snap joint of water inlet（541）It is connected, is connected to valve to be checked（53）Delivery port
Snap joint（541）Be connected to main water return tube（7）On handle ball valve（252）Water inlet is connected.
8. valve flow measuring system according to claim 7, it is characterised in that every group of described valve manifold group to be checked
Part（54）In flowmeter（51）Delivery port be connected to valve to be checked（53）The snap joint of water inlet（541）Between be provided with soft
Pipe（52）It is connected.
9. valve flow measuring system according to claim 7, it is characterised in that described main connecting tube（4）On flow
Meter（51）Delivery port and reducing connecting tube（11）Flexible pipe is provided between water inlet（52）It is connected.
10. valve flow measuring system according to claim 1, it is characterised in that described data processing centre（6）It is
A set of data processing equipment for including workbench, computer and printer, the computer is provided with flow rate test analysis software,
There is flow value to show, pressure difference shows and setting, the control button of variable frequency pump on the software.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510308238.5A CN104880310B (en) | 2015-06-08 | 2015-06-08 | Valve flow measuring system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510308238.5A CN104880310B (en) | 2015-06-08 | 2015-06-08 | Valve flow measuring system |
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| CN104880310A CN104880310A (en) | 2015-09-02 |
| CN104880310B true CN104880310B (en) | 2017-05-31 |
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| CN105424264A (en) * | 2015-12-28 | 2016-03-23 | 北航温州研究院 | Valve flow and flow resistance coefficient detection device |
| CN106525358B (en) * | 2016-12-20 | 2020-02-18 | 北京西门子西伯乐斯电子有限公司 | Valve pressure testing system and method |
| CN109085005B (en) * | 2018-09-25 | 2020-07-17 | 中国农业大学 | Filter performance comprehensive test platform for agriculture |
| CN110058095A (en) * | 2019-03-12 | 2019-07-26 | 中国农业大学 | Simulate the irrigation magnetic valve performance test macro and method of multi-water resources irrigation conditions |
| CN110726545B (en) * | 2019-10-29 | 2024-07-12 | 苏州贝亚特精密自动化机械有限公司 | Multifunctional valve detection system |
| CN116124444A (en) * | 2023-04-17 | 2023-05-16 | 博莱阀门（常州）有限公司 | Valve testing device of circulating water tank and application method thereof |
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| CN203259337U (en) * | 2013-05-17 | 2013-10-30 | 武汉工程大学 | High-temperature valve detection test system |
| CN203929379U (en) * | 2014-06-27 | 2014-11-05 | 浙江省泵阀产品质量检验中心 | A kind of reduction valve life test apparatus |
| CN104359661A (en) * | 2014-11-11 | 2015-02-18 | 浙江工业大学 | Universal valve performance test device |
| CN204718783U (en) * | 2015-06-08 | 2015-10-21 | 宁波埃美柯铜阀门有限公司 | Valve flow measuring system |
-
2015
- 2015-06-08 CN CN201510308238.5A patent/CN104880310B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3128135A1 (en) * | 1981-07-16 | 1983-02-03 | Schloemann-Siemag AG, 4000 Düsseldorf | Device for testing the rate of delivery of drive pumps on vertical hydraulic presses |
| KR20030050148A (en) * | 2001-12-18 | 2003-06-25 | 현대자동차주식회사 | Device for testing air cylinder of press |
| CN203259337U (en) * | 2013-05-17 | 2013-10-30 | 武汉工程大学 | High-temperature valve detection test system |
| CN203929379U (en) * | 2014-06-27 | 2014-11-05 | 浙江省泵阀产品质量检验中心 | A kind of reduction valve life test apparatus |
| CN104359661A (en) * | 2014-11-11 | 2015-02-18 | 浙江工业大学 | Universal valve performance test device |
| CN204718783U (en) * | 2015-06-08 | 2015-10-21 | 宁波埃美柯铜阀门有限公司 | Valve flow measuring system |
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| CN104880310A (en) | 2015-09-02 |
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