CN106404379A - Safety valve performance online detection device - Google Patents
Safety valve performance online detection device Download PDFInfo
- Publication number
- CN106404379A CN106404379A CN201611003388.6A CN201611003388A CN106404379A CN 106404379 A CN106404379 A CN 106404379A CN 201611003388 A CN201611003388 A CN 201611003388A CN 106404379 A CN106404379 A CN 106404379A
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- China
- Prior art keywords
- safety valve
- online detection
- sensor
- pressure
- valve performance
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- 238000001514 detection method Methods 0.000 title claims abstract description 38
- 238000006073 displacement reaction Methods 0.000 claims abstract description 9
- 238000004458 analytical method Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 2
- 230000001105 regulatory Effects 0.000 abstract description 2
- 230000005520 electrodynamics Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000003750 conditioning Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000001681 protective Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
Abstract
The invention provides a safety valve performance online detection device. The safety valve performance online detection device comprises an operation piano-type cabinet and a mechanical operation platform; the operation piano-type cabinet is provided with a display, a keyboard, a mouse and a power source switch; an electrical control system is arranged in the operation piano-type cabinet; the electrical control system comprises a host computer as well as a PLC and an NI data acquisition card which are both electrically connected with the host computer; the electrical control system further comprises a switching quantity unit, a pressure regulating valve, an inlet pressure sensor and an outlet pressure sensor which are all electrically connected with the PLC; and the electrical control system also comprises an electronic scale, a test pressure sensor, a temperature sensor, a displacement sensor and a flow sensor which are all electrically connected with the NI data acquisition card. With the safety valve performance online detection device of the invention adopted, various kinds of performance parameters of safety valves can be detected precisely and automatically.
Description
Technical field
The invention belongs to safety valve performance detection technical field is and in particular to a kind of safety valve device for detecting performance.
Background technology
Safety valve is the valve that a class has protective effect, with the development of all trades and professions, the description of safety valve
Increase continuous, the industry of application safety valve gets more and more, such as petrochemical industry, oil refining industry, nuclear power industry, Thermal Power Generation Industry etc.
There is extensive use, therefore it is required that the quality of safety valve, properties of product must reach very high standard, and is producing high parameter
Safety valve during, need constantly safety valve to be carried out performance on-line monitoring, the safety valve test device of existing market is big
Part is all that Non-follow control adjusts pressure, and does not have good method to liquid water for the low discharge detection of medium, and tests
Project is single.
Patent a kind of safety valve performance testing device (notification number CN104776986A), discloses a kind of safe valve performance and surveys
Trial assembly is put, including host computer, data collecting system, signal conditioning circuit, power circuit, gas pressure sensor, safety valve, gas
Source, check valve, the first three-way connection, the second three-way connection and air accumulator.The present invention is with host computer for system control and test core
The heart, user operation testing system software, host computer sends control signal, by data collecting system and signal conditioning circuit, will
The pressure signal that pressure sensor detects feeds back to host computer, and testing system software, according to feedback signal, judges safety valve
Whether performance is normal.Using safety valve fixture flexibly can be changed, to survey according to differences such as test object size, structure, interfaces
The strong adaptability of trial product, and system architecture is simple, low cost of manufacture, easy to operate, stable performance, and intelligence degree is high.
Patent electrodynamic type relief valve online detecting system (notification number CN104677627A), discloses a kind of electrodynamic type safety
Valve on-line detecting system, by mechanical clamp, electrodynamic type hoisting mechanism, motor-driven control unit, data collection and analysis unit
Four part compositions.Mechanical clamp is used for connection safety valve and supports electrodynamic type hoisting mechanism, and dc motor drives through decelerator
Leading screw rotates, and realizes safety lever lifting by feed screw nut, thus opening safety valve.Data acquisition and analysis system measurement is opened
The pulling force of process and sound variation, and display, data storage in real time, judge safety by software automatically according to the signal of sonic transducer
Whether valve is opened, and value of thrust opened in record, calculates the Opening pressure of safety valve.
The pressure to safety valve that above-mentioned two patent is single detects, and judges whether safety valve is qualified,
Safety, the standard that can apply to which working environment needs to determine by many performance parameters, therefore enters detection and wants rationality
Can be incomplete, the present invention is directed to the problem that presently, there are and proposes rational detection scheme, to safety valve many individual characteies
Automatic online detection can be carried out.
Content of the invention
It is an object of the invention to provide a kind of safety valve performance online detection means, employ following technical scheme：
A kind of safety valve performance online detection means, including operation qin cabinet and mechanically actuated platform, on described operation qin cabinet
It is provided with display, keyboard, mouse and power switch, be provided with electric control system in described operation qin cabinet, described electrical control system
System includes host computer, and PLC and the NI data collecting card with described upper mechatronics respectively, described mechanical manipulation platform
It is provided with safety valve fixture and the pipeline, compressor and the gas bag that are sequentially connected；
Switching value that described electric control system also includes electrically connecting with described PLC respectively, pressure-regulating valve, enter
Mouth pressure sensor and outlet pressure sensor；
Described electric control system also includes electronic scale, the test pressure biography electrically connecting respectively with described NI data collecting card
Sensor, temperature sensor, displacement transducer and flow sensor.
Preferably, described pipeline is connected with described pressure-regulating valve, and described pressure-regulating valve can be with the gas in control pipeline
Flowing pressure, reaches the air pressure size controlling tested safety valve to accept.
Preferably, the described inlet pressure sensor pressure that described pipeline is imported and exported with described outlet pressure sensor monitoring
Power, testing result is passed to described PLC, and described PLC adjusts described pressure-regulating valve according to the data receiving, and makes institute
State pressure in pipeline in setting range, decrease artificial debugging, which ensure that efficiency and the accuracy of detection, guaranteed
The personal safety of operator.
Preferably, the temperature of described temperature sensor detection tested safety valve place detection environment, improves experimental data
Accuracy；Described test pressure sensor detects the pressure size of described safety valve different times in detection process；Institute's rheme
It is with detecting system that displacement sensor adopts high accuracy, improves the accuracy of described testing result；Described electronic scale and described stream
Quantity sensor detects throughput and weight in safety valve detection process.
Preferably described NI data collecting card receives described test pressure sensor, described temperature sensor, described displacement
The detection data of sensor, described electronic scale and described flow sensor, and pass to described host computer, described host computer according to
Described electronic scale and the data of described flow sensor detection, carry out correcting analysis to the data of described experimental pressure sensor.
Preferably, the pressure transmission of detection is given described host computer by described PLC.
Preferably, by described display, described mouse and described keyboard, can be described by described host computer setting
The pressure value that PLC allows, and the data of described NI data collecting card collection is shown by described host computer, it is operation
The person's more intuitively discharge coefficient of clear tested safety valve, performance and specified set-pressure.
Preferably, described safety valve performance online detection means also includes the printer with described upper mechatronics, can
To print the data analysis being eventually displayed on described display structure, achieve and preserve.
The invention has the beneficial effects as follows：Simple to operate, can accurately set test pressure, Aulomatizeted Detect, detect good citizen
Degree is high, and detection numerical value is precisely it is not necessary to manual adjustment detecting system is it is ensured that the personal safety of operator.
Brief description
Accompanying drawing is used for providing a further understanding of the present invention, and constitutes a part for specification, the reality with the present invention
Apply example and be used for explaining the present invention together, be not construed as limiting the invention.In the accompanying drawings：
Fig. 1 is present configuration schematic diagram,
Fig. 2 is electric control system program schematic diagram of the present invention,
In figure is labeled as：1st, operate qin cabinet；2nd, display；3rd, keyboard；4th, mouse；5th, power switch；6th, electrical control system
System；7th, printer；8th, mechanically actuated platform；81st, safety valve fixture；82nd, pipeline；83rd, gas bag；84th, compressor.
Specific embodiment
As depicted in figs. 1 and 2, a kind of safety valve performance online detection means, including operation qin cabinet 1 and mechanically actuated platform
8, operation qin cabinet 1 is provided with display 2, keyboard 3, mouse 4 and power switch 5, is provided with electric control system 6 in operation qin cabinet 1,
Electric control system 6 includes host computer, and PLC and the NI data collecting card with upper mechatronics respectively, machinery behaviour
Control platform 8 is provided with safety valve fixture 81 and the pipeline 82, compressor 84 and the gas bag 83 that are sequentially connected；Electric control system 6 is also wrapped
Include the switching value electrically connecting respectively, pressure-regulating valve, inlet pressure sensor and outlet pressure sensor with PLC；Electricity
Electronic scale that gas control system also includes electrically connecting with NI data collecting card respectively, test pressure sensor, temperature sensor, position
Displacement sensor and flow sensor.
As depicted in figs. 1 and 2, a kind of safety valve performance online detection means, is controlled by keyboard 3, mouse 4 and display 2
The plug-in of host computer processed simultaneously shows final test result, and keyboard 3 input measures pressure value or pressure limit, and host computer will
Configuration information passes to PLC, and now inlet pressure sensor and outlet pressure sensor start to detect the pressure of pipeline,
Feed back information to PLC, PLC, according to feedback information control pressure regulating valve, makes the pressure in pipeline meet
Setup pressure value；
NI data collecting card collects test pressure sensor, temperature sensor, displacement transducer, flow sensor and electronics
The detection data of scale, then by the data transfer of mobile phone to host computer；
Host computer is by the detection data of electronic scale and flow sensor to test pressure sensor, displacement transducer and stream
The detection data of quantity sensor is analyzed correcting；
Host computer by the data display after processing over the display, is that operator understands the tested safety valve of understanding directly perceived
Discharge coefficient, performance and specified set-pressure；
Finally so that final test result is printed by printer.
These are only the preferred embodiments of the present invention, be not limited to the present invention, although with reference to the foregoing embodiments
The present invention is described in detail, for a person skilled in the art, it still can be to foregoing embodiments institute
The technical scheme recorded is modified, or carries out equivalent to wherein some technical characteristics.All spirit in the present invention and
Within principle, any modification, equivalent substitution and improvement made etc., should be included within the scope of the present invention.
Claims (9)
1. a kind of safety valve performance online detection means is it is characterised in that include operation qin cabinet and mechanically actuated platform, described behaviour
Make qin cabinet and be provided with display, keyboard, mouse and power switch, be provided with electric control system in described operation qin cabinet, described electricity
Gas control system includes host computer, and PLC and the NI data collecting card with described upper mechatronics respectively；
Switching value that described electric control system also includes electrically connecting with described PLC respectively, pressure-regulating valve, inlet-pressure
Force snesor and outlet pressure sensor；
Described electric control system also includes electronic scale, the test pressure sensing electrically connecting respectively with described NI data collecting card
Device, temperature sensor, displacement transducer and flow sensor.
2. a kind of safety valve performance online detection means according to claim 1 is it is characterised in that described mechanical manipulation platform
It is provided with safety valve fixture and the pipeline, compressor and the gas bag that are sequentially connected.
3. a kind of safety valve performance online detection means according to claim 2 it is characterised in that described pipeline with described
Pressure-regulating valve connects.
4. a kind of safety valve performance online detection means according to claim 2 is it is characterised in that described inlet pressure passes
The sensor pressure that described pipeline is imported and exported with described outlet pressure sensor monitoring, testing result is passed to described PLC and controls
Device.
5. a kind of safety valve performance online detection means according to claim 2 is it is characterised in that described PLC is according to connecing
The data received adjusts described pressure-regulating valve.
6. a kind of safety valve performance online detection means according to claim 2 is it is characterised in that described NI data acquisition
Clamping is received described test pressure sensor, described temperature sensor, institute's displacement sensors, described electronic scale and described flow and is passed
The detection data of sensor, and pass to described host computer.
7. a kind of safety valve performance online detection means according to claim 6 it is characterised in that described host computer according to
Described electronic scale and the data of described flow sensor detection, the data of described experimental pressure sensor is corrected in analysis.
8. a kind of safety valve performance online detection means according to claim 1 is it is characterised in that described display passes through
Described host computer shows the data that described NI data collecting card is collected.
9. a kind of safety valve performance online detection means according to claim 1 it is characterised in that also include with described on
The printer of position mechatronics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611003388.6A CN106404379A (en) | 2016-11-10 | 2016-11-10 | Safety valve performance online detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611003388.6A CN106404379A (en) | 2016-11-10 | 2016-11-10 | Safety valve performance online detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106404379A true CN106404379A (en) | 2017-02-15 |
Family
ID=59230527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611003388.6A Pending CN106404379A (en) | 2016-11-10 | 2016-11-10 | Safety valve performance online detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106404379A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108663200A (en) * | 2017-03-27 | 2018-10-16 | 齐齐哈尔四达铁路设备有限责任公司 | Rolling stock breather valve, lower discharge valve multi-function test stand |
| CN111504632A (en) * | 2020-04-20 | 2020-08-07 | 上海发电设备成套设计研究院有限责任公司 | Valve lifting force measuring device and system and lifting force coefficient test method |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5267463A (en) * | 1975-11-29 | 1977-06-03 | Wabco Westinghouse Gmbh | Multiple circuit safty valve for multiple circuit brake device of motorrcar |
| CN202614863U (en) * | 2012-04-28 | 2012-12-19 | 武汉理工大学 | Electromagnetic hydraulic-valve detection apparatus |
| CN203672610U (en) * | 2014-01-15 | 2014-06-25 | 上海理工大学 | Safety valve performance testing apparatus |
| CN104359661A (en) * | 2014-11-11 | 2015-02-18 | 浙江工业大学 | Universal valve performance test device |
| CN104374560A (en) * | 2014-11-17 | 2015-02-25 | 中国石油天然气股份有限公司 | Gas-lift valve test system |
| CN104483113A (en) * | 2014-12-03 | 2015-04-01 | 湖北善工精机科技有限公司 | Novel automobile altitude valve performance test platform |
| CN104729840A (en) * | 2013-12-24 | 2015-06-24 | 珠海格力电器股份有限公司 | Safety valve testing device and testing method |
| CN106092561A (en) * | 2016-08-29 | 2016-11-09 | 湖北三江航天红峰控制有限公司 | A kind of multifunctional safety valve calibration equipment |
-
2016
- 2016-11-10 CN CN201611003388.6A patent/CN106404379A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5267463A (en) * | 1975-11-29 | 1977-06-03 | Wabco Westinghouse Gmbh | Multiple circuit safty valve for multiple circuit brake device of motorrcar |
| CN202614863U (en) * | 2012-04-28 | 2012-12-19 | 武汉理工大学 | Electromagnetic hydraulic-valve detection apparatus |
| CN104729840A (en) * | 2013-12-24 | 2015-06-24 | 珠海格力电器股份有限公司 | Safety valve testing device and testing method |
| CN203672610U (en) * | 2014-01-15 | 2014-06-25 | 上海理工大学 | Safety valve performance testing apparatus |
| CN104359661A (en) * | 2014-11-11 | 2015-02-18 | 浙江工业大学 | Universal valve performance test device |
| CN104374560A (en) * | 2014-11-17 | 2015-02-25 | 中国石油天然气股份有限公司 | Gas-lift valve test system |
| CN104483113A (en) * | 2014-12-03 | 2015-04-01 | 湖北善工精机科技有限公司 | Novel automobile altitude valve performance test platform |
| CN106092561A (en) * | 2016-08-29 | 2016-11-09 | 湖北三江航天红峰控制有限公司 | A kind of multifunctional safety valve calibration equipment |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108663200A (en) * | 2017-03-27 | 2018-10-16 | 齐齐哈尔四达铁路设备有限责任公司 | Rolling stock breather valve, lower discharge valve multi-function test stand |
| CN111504632A (en) * | 2020-04-20 | 2020-08-07 | 上海发电设备成套设计研究院有限责任公司 | Valve lifting force measuring device and system and lifting force coefficient test method |
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Application publication date: 20170215 |