CN216559246U - Experiment table for detecting valve flow monitoring module - Google Patents
Experiment table for detecting valve flow monitoring module Download PDFInfo
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- CN216559246U CN216559246U CN202122742995.7U CN202122742995U CN216559246U CN 216559246 U CN216559246 U CN 216559246U CN 202122742995 U CN202122742995 U CN 202122742995U CN 216559246 U CN216559246 U CN 216559246U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Abstract
The utility model provides a laboratory bench for detecting valve flow monitoring module, relates to valve technical field, check the module including laboratory bench, circulation box, circulating line module, valve flow monitoring module and the flow that is used for checking valve flow monitoring module, laboratory bench fixed mounting is on the bottom plate, one side of circulation box is equipped with the liquid outlet and returns the liquid mouth, and circulation box fixed mounting is on the laboratory bench, the circulating line module includes drain pipe, circulating pump and liquid return pipe, the drain pipe communicates with the liquid outlet and the liquid return mouth of circulation box respectively with the one end of liquid return pipe, the exit of circulating pump communicates with the other end of drain pipe and liquid return pipe respectively, valve flow monitoring module passes through the ring flange butt joint in liquid return pipe department. The utility model has simple structure and low manufacturing cost, can realize the precision detection of the flow detection modules for measuring the liquid flow and the like of the pipeline in modes such as a differential pressure method and the like, and has accurate experiment, safety and reliability.
Description
Technical Field
The application relates to the technical field of valves, in particular to a laboratory bench for detecting a valve flow monitoring module.
Background
In the automatic control of modern plants, control valves play a very important role, and the production of these plants depends on the correct distribution and control of the flowing medium. These controls, whether energy exchange, pressure reduction, or simple vessel charging, require some final control element to accomplish. The regulating valve acts as a variable resistance in the conduit.
The regulating valve is generally composed of an electric actuator or a pneumatic actuator and a valve body. The main role of the regulating valve is to regulate the flow of fluid by the action of the actuator, however how much this regulation quantifies monitoring it? After the actuating mechanism of the adjusting valve acts, the fluid flow rate is changed in an intuitive reaction, and if no accurate flow monitoring is available, the significance of the adjustment is not great.
At present, the conventional method is to set pressure sensors in the pipelines at both ends of the regulating valve, and calculate the real-time flow of the fluid by a pressure difference method according to the specific data monitored by the pressure sensors at both ends, so as to achieve the purpose of monitoring the fluid flow of the regulating valve.
However, the arrangement of the flow monitoring module is an indirect measurement mode, and many factors affect the measurement result, so that the measurement accuracy needs to be detected before delivery, and a laboratory bench needs to be designed to complete the detection of the flow monitoring module.
SUMMERY OF THE UTILITY MODEL
In order to detect its accuracy to the mode that the differential pressure method of governing valve carries out flow monitoring among the prior art, this application provides a laboratory bench for detecting valve flow monitoring module. The following technical scheme is adopted:
a test bench for detecting a valve flow monitoring module comprises a test bench, a circulating box body, a circulating pipeline module, a valve flow monitoring module and a flow checking module for checking the valve flow monitoring module, wherein the test bench is fixedly arranged on a bottom plate, one side of the circulating box body is provided with a liquid outlet and a liquid return port, the circulating box body is fixedly arranged on the test bench, the circulating pipeline module comprises a liquid outlet pipe, a circulating pump and a liquid return pipe, one end of the liquid outlet pipe and one end of the liquid return pipe are respectively communicated with the liquid outlet and the liquid return port of the circulating box body, the inlet and the outlet of the circulating pump are respectively communicated with the other ends of the liquid outlet pipe and the liquid return pipe, the valve flow monitoring module is butted at the liquid return pipe through a flange plate and monitors the liquid flow in the liquid return pipe in real time, the flow checking module comprises a flow meter and an industrial personal computer, the flow meter is butted at the liquid outlet pipe through a flange plate, and the valve flow monitoring module and the flowmeter are respectively in communication connection with an analog input interface of the industrial personal computer.
By adopting the technical scheme, during experiments, the circulating pump pumps out liquid of the circulating box body, when the liquid passes through the liquid outlet pipe, the flow meter monitors the liquid flow in real time, the measured flow value is transmitted to the industrial personal computer through the analog input interface of the industrial personal computer, the industrial personal computer records the data in real time, meanwhile, when the liquid flows to the liquid outlet pipe, the valve flow monitoring module transmits the measured pressure difference value in the pipeline to the industrial personal computer, the industrial personal computer calculates and records the flow value measured by the valve flow monitoring module through a pressure difference method, the industrial personal computer compares the flow value measured by the valve flow monitoring module through the pressure difference method with the flow value measured by the standard flow meter, and the accurate experiment result of the valve flow monitoring module is obtained.
Optionally, the experiment table further comprises a bottom plate and an adjusting base, the experiment table frame is fixedly installed on the upper surface of the bottom plate, the adjusting base is installed at the corner of the bottom plate and the height of the bottom plate is adjusted, and the base of the circulating pump is fixedly installed on the bottom plate.
Through adopting above-mentioned technical scheme, the bottom plate provides the horizontal plane for whole laboratory bench, adjusts the height and the levelness that the base can adjust the bottom plate.
Optionally, the valve flow monitoring module comprises an adjusting valve, a first pressure sensor and a second pressure sensor, the inlet and outlet of the first pressure sensor, the adjusting valve and the second pressure sensor are respectively and sequentially butted at a liquid return pipe through flange plates according to the flowing direction of liquid, the adjusting valve adjusts the flow of liquid in the liquid return pipe, the first pressure sensor and the second pressure sensor respectively monitor the pressure of the liquid in the liquid return pipe, and the pressure value is transmitted to the industrial personal computer through an analog quantity input interface of the industrial personal computer in real time.
Through adopting above-mentioned technical scheme, arrange first pressure sensor, governing valve and second pressure sensor along the liquid flow direction, first pressure sensor and second pressure sensor measure the fluid pressure of governing valve entrance point and exit end respectively like this, and transmit the pressure value for the industrial computer through the analog input interface of industrial computer in real time, the industrial computer is through built-in procedure, liquid flow through the governing valve is calculated through the pressure differential method, the industrial computer is through calculating the pressure value difference of first pressure sensor and second pressure sensor, calculate through the pressure differential method and draw flow value and the flow value that standard flowmeter surveyed and compare, reach the experimental result of valve flow monitoring module accuracy.
Optionally, the experiment table further comprises a pair of ball valves, and the ball valves are respectively butted at the liquid outlet pipe and the liquid return pipe and open or close the liquid outlet pipe and the liquid return pipe.
By adopting the technical scheme, the pair of ball valves is respectively switched on and off, and the liquid outlet pipe and the liquid return pipe can be opened or closed.
In summary, the present application includes at least one of the following beneficial technical effects:
the experiment table for detecting the valve flow monitoring module provided by the utility model has the advantages of simple structure and low manufacturing cost, can realize the precision detection of the flow detection modules for measuring the liquid flow of the pipeline in a mode of a differential pressure method and the like, and is accurate in experiment, safe and reliable.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic top view of the present invention.
Description of reference numerals: 1. a base plate; 2. an experiment bench; 3. circulating the box body; 4. a liquid outlet pipe; 5. a circulation pump; 6. a liquid return pipe; 7. a valve flow monitoring module; 8. a flow meter; 9. an industrial personal computer; 10. adjusting the base; 11. adjusting a valve; 12. a first pressure sensor; 13. a second pressure sensor; 14. a ball valve.
Detailed Description
The present application is described in further detail below with reference to fig. 1-2.
The embodiment of the application discloses a laboratory bench for detecting valve flow monitoring module.
Referring to fig. 1-2, a laboratory bench for detecting a valve flow monitoring module, comprising a laboratory bench 2, a circulation box 3, a circulation pipeline module, a valve flow monitoring module 7 and a flow checking module for checking the valve flow monitoring module, wherein the laboratory bench 2 is fixedly installed on a bottom plate 1, one side of the circulation box 3 is provided with a liquid outlet and a liquid return port, the circulation box 3 is fixedly installed on the laboratory bench 2, the circulation pipeline module comprises a liquid outlet pipe 4, a circulation pump 5 and a liquid return pipe 6, one end of the liquid outlet pipe 4 and one end of the liquid return pipe 6 are respectively communicated with the liquid outlet and the liquid return port of the circulation box 3, the inlet and the outlet of the circulation pump 5 are respectively communicated with the other end of the liquid outlet pipe 4 and the other end of the liquid return pipe 6, the valve flow monitoring module 7 is butted at the liquid return pipe 6 through a flange plate and monitors the liquid flow in the liquid return pipe 6 in real time, the flow checking module comprises a flow meter 8 and an industrial personal computer 9, the flowmeter 8 is in butt joint with the liquid outlet pipe 4 through a flange plate and monitors the liquid flow of the liquid outlet pipe 4 in real time, and the valve flow monitoring module 7 and the flowmeter 8 are respectively in communication connection with an analog input interface of the industrial personal computer 9.
During the experiment, the circulating pump 5 pumps out the liquid of the circulating box 3, when the liquid passes through the liquid outlet pipe 4, the flow meter 8 monitors the liquid flow in real time, the measured flow value is transmitted to the industrial personal computer 9 through an analog input interface of the industrial personal computer 9, the industrial personal computer 9 records the data in real time, meanwhile, when the liquid flows to the liquid outlet pipe 4, the valve flow monitoring module 7 transmits the measured pressure difference value in the pipeline to the industrial personal computer 9, the industrial personal computer 9 calculates and records the flow value measured by the valve flow monitoring module 7 through a differential pressure method, and the industrial personal computer 9 compares the flow value measured by the valve flow monitoring module 7 through the differential pressure method with the flow value measured by the standard flow meter 8 to obtain the accuracy experiment result of the valve flow monitoring module 7.
This laboratory bench is bottom plate 1 and regulation base 10 in addition, and laboratory bench 2 fixed mounting is at 1 upper surface of bottom plate, adjusts base 10 and installs the corner at bottom plate 1 to adjust bottom plate 1's height, circulating pump 5's base fixed mounting is on bottom plate 1.
The bottom plate 1 provides a horizontal plane for the whole experiment table, and the height and the levelness of the bottom plate 1 can be adjusted by adjusting the base 10.
The valve flow monitoring module 7 comprises a regulating valve 11, a first pressure sensor 12 and a second pressure sensor 13, the inlet and outlet of the first pressure sensor 12, the regulating valve 11 and the second pressure sensor 13 are sequentially connected with the liquid return pipe 6 in a butt joint mode according to the flowing direction of liquid through flange plates respectively, the regulating valve 11 regulates the flow of liquid in the liquid return pipe 6, the first pressure sensor 12 and the second pressure sensor 13 monitor the pressure of the liquid in the liquid return pipe 6 respectively, and the pressure value is transmitted to the industrial personal computer 9 through an analog quantity input interface of the industrial personal computer 9 in real time.
The first pressure sensor 12, the regulating valve 11 and the second pressure sensor 13 are arranged along the liquid flowing direction, so that the first pressure sensor 12 and the second pressure sensor 13 respectively measure the liquid pressure at the inlet end and the outlet end of the regulating valve 11, the pressure value is transmitted to the industrial personal computer 9 through an analog input interface of the industrial personal computer 9 in real time, the industrial personal computer 9 calculates the liquid flow passing through the regulating valve 11 through a pressure difference method through a built-in program, the industrial personal computer 9 calculates the pressure value difference between the first pressure sensor 12 and the second pressure sensor 13 through the pressure difference method, and compares the flow value calculated through the pressure difference method with the flow value measured by the standard flowmeter 8 to obtain the accuracy experimental result of the valve flow monitoring module 7.
The experiment table also comprises a pair of ball valves 14, wherein the ball valves 14 are respectively butted at the liquid outlet pipe 4 and the liquid return pipe 6, and the liquid outlet pipe 4 and the liquid return pipe 6 are opened or closed.
A pair of ball valves 14 are respectively switched on and off to open or close the liquid outlet pipe 4 and the liquid return pipe 6.
The implementation principle of the experiment table for detecting the valve flow monitoring module in the embodiment of the application is as follows:
when the experiment table is used for experiment, a pair of ball valves 14 are respectively opened, a circulating pump 5 and an industrial personal computer 9 are started, liquid flows out of a circulating box body 3 to a liquid outlet pipe 4, when the liquid passes through the liquid outlet pipe 4, a flow meter 8 monitors the liquid flow in real time and transmits the measured flow value to the industrial personal computer 9 through an analog input interface of the industrial personal computer 9, the industrial personal computer 9 records data in real time, meanwhile, when the liquid flows to the liquid outlet pipe 4, a first pressure sensor 12 and a second pressure sensor 13 respectively measure the liquid pressure at the inlet end and the outlet end of an adjusting valve 11 and transmit the pressure value to the industrial personal computer 9 through the analog input interface of the industrial personal computer 9 in real time, the industrial personal computer 9 calculates the liquid flow passing through the adjusting valve 11 through a pressure difference method through a built-in program, and the industrial personal computer 9 calculates the pressure value difference of the first pressure sensor 12 and the second pressure sensor 13, and comparing the flow value obtained by calculation through a pressure difference method with the flow value measured by the standard flowmeter 8 to obtain an experimental result of the accuracy of the valve flow monitoring module 7.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (4)
1. The utility model provides a laboratory bench for detecting valve flow monitoring module which characterized in that: the flow check device comprises an experiment bench (2), a circulation box body (3), a circulation pipeline module, a valve flow monitoring module (7) and a flow check module for checking the valve flow detection module, wherein the experiment bench (2) is fixedly arranged on a bottom plate (1), one side of the circulation box body (3) is provided with a liquid outlet and a liquid return port, the circulation box body (3) is fixedly arranged on the experiment bench (2), the circulation pipeline module comprises a liquid outlet pipe (4), a circulation pump (5) and a liquid return pipe (6), one end of the liquid outlet pipe (4) and one end of the liquid return pipe (6) are respectively communicated with the liquid outlet and the liquid return port of the circulation box body (3), the inlet and the outlet of the circulation pump (5) are respectively communicated with the other ends of the liquid outlet pipe (4) and the liquid return pipe (6), the valve flow monitoring module (7) is butted at the liquid return pipe (6) through a flange plate and monitors the liquid flow in the liquid return pipe (6) in real time, the flow checking module comprises a flow meter (8) and an industrial personal computer (9), the flow meter (8) is in butt joint with the liquid outlet pipe (4) through a flange plate, the liquid flow of the liquid outlet pipe (4) is monitored in real time, and the valve flow monitoring module (7) and the flow meter (8) are in communication connection with an analog quantity input interface of the industrial personal computer (9) respectively.
2. A bench for testing a valve flow monitoring module according to claim 1, wherein: bottom plate (1) and regulation base (10) in addition, laboratory bench (2) fixed mounting is in bottom plate (1) upper surface, adjust base (10) and install the edge of bottom plate (1) to adjust the height of bottom plate (1), the base fixed mounting of circulating pump (5) is on bottom plate (1).
3. A bench for testing a valve flow monitoring module according to claim 1, wherein: valve flow monitoring module (7) are including governing valve (11), first pressure sensor (12) and second pressure sensor (13), the exit of first pressure sensor (12), governing valve (11) and second pressure sensor (13) docks in proper order according to liquid flow direction at liquid return pipe (6) department through the ring flange respectively, and the flow of liquid in liquid return pipe (6) is adjusted in governing valve (11), the pressure of liquid in liquid return pipe (6) is monitored respectively to first pressure sensor (12) and second pressure sensor (13) to analog input interface through industrial computer (9) in real time transmits the pressure value for industrial computer (9).
4. A bench for testing a valve flow monitoring module according to claim 1, wherein: and the ball valves (14) are respectively butted at the liquid outlet pipe (4) and the liquid return pipe (6), and the liquid outlet pipe (4) and the liquid return pipe (6) are opened or closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122742995.7U CN216559246U (en) | 2021-11-10 | 2021-11-10 | Experiment table for detecting valve flow monitoring module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122742995.7U CN216559246U (en) | 2021-11-10 | 2021-11-10 | Experiment table for detecting valve flow monitoring module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216559246U true CN216559246U (en) | 2022-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122742995.7U Active CN216559246U (en) | 2021-11-10 | 2021-11-10 | Experiment table for detecting valve flow monitoring module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216559246U (en) |
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2021
- 2021-11-10 CN CN202122742995.7U patent/CN216559246U/en active Active
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