CN102012291B - High-torque valve torque monitoring system - Google Patents
High-torque valve torque monitoring system Download PDFInfo
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- CN102012291B CN102012291B CN201010589531A CN201010589531A CN102012291B CN 102012291 B CN102012291 B CN 102012291B CN 201010589531 A CN201010589531 A CN 201010589531A CN 201010589531 A CN201010589531 A CN 201010589531A CN 102012291 B CN102012291 B CN 102012291B
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 23
- 238000006073 displacement reaction Methods 0.000 claims abstract description 7
- 238000004891 communication Methods 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 abstract description 13
- 238000001514 detection method Methods 0.000 abstract description 6
- 230000008569 process Effects 0.000 abstract description 6
- 238000013461 design Methods 0.000 abstract description 5
- 230000009471 action Effects 0.000 abstract description 3
- 230000009466 transformation Effects 0.000 abstract description 3
- 238000004458 analytical method Methods 0.000 abstract description 2
- 230000007246 mechanism Effects 0.000 abstract 1
- 238000004445 quantitative analysis Methods 0.000 abstract 1
- 230000009467 reduction Effects 0.000 abstract 1
- 230000008859 change Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012113 quantitative test Methods 0.000 description 1
- 238000010223 real-time analysis Methods 0.000 description 1
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Abstract
The invention provides a high-torque valve torque monitoring system. A low torque worm couple and a torque amplifying mechanism are additionally arranged between a motor and a high torque worm couple, a method of reducing speed and increasing torque is adopted to drive a high-torque valve, the torque of valve passes through the device, speed increase and torque reduction are reflected by axial movement of the worm shaft of the low torque worm couple, and axial displacement of the worm is detected, and then linear transformation is carried out, so as to calculate the actual torque of the valve, thus the detection method is not only accurate, but also ensures that the cost for detecting high torque is reduced. Besides, the wireless communication way is adopted to exchange data with a personal computer (PC) or notebook computer, remote real-time action control on the valve can be realized, and the dynamic torque, stroke and related alarm information of valve can be monitored in real time. The system carries out real-time quantitative analysis and complete detection analysis on the torque of the valve in the operational process, and complete data basis is provided for improving the valve torque design level and the product quality level and prolonging the service life.
Description
Technical field
The invention belongs to the moment of torsion detection range, especially relate to a kind of high pulling torque valve torque monitoring system.
Background technology
The moment of torsion of valve be meant to make valve opening or closing motion the acting force or the moment of torsion that must apply.In the valve event process, because the pressure acting force to valve that the difference of valve two ends medium differential pressure forms in the pipeline, and valve rod and filler, valve plate and valve seat and other friction force, the valve that therefore will move need apply certain action moment of torsion.Valve is in course of action, and required unlatching or closing torque are dynamic changes.
For the dynamic torque of monitoring valve changes; the combination property of examination valve; can be in operation simultaneously valve is protected; need carry out real-time, monitoring accurately to the dynamic torque of valve; and, valve is carried out quantitative test in the moment of torsion situation of total travel according to moment of torsion data and the run-length data gathered.These data can and be made valve for design provide strong foundation, can monitor the change in torque of valve in actual motion in real time simultaneously, for the pre-maintenance of valve provides data.
Original detection method is at big output shaft and tested valve dynamic torque sensor to be installed, directly measure the moment of torsion in the valve event process, this measuring method is comparatively simple and practical for little moment of torsion valve, but owing to be subjected to the restriction of processing technology of dynamic torque sensor own and measuring method, the moment of torsion that surpasses the valve of 50,000 N.m just can't be measured by the method.Therefore this measuring method has certain limitation, and usable range is limited.In addition, the conventional online monitoring system mostly is wired monitoring mode greatly, also can't realize the real-time dynamic monitoring that valve torque is long-range.
Summary of the invention
One of purpose of the present invention provides a kind of system that can monitor in real time the high pulling torque valve torque, another purpose is to realize long-range real-time dynamic monitoring, can in test process, obtain valve total travel moment of torsion continually varying curvilinear function, and can be by moment of torsion and the stroke delta data of data acquisition device in collection a period of time.
For achieving the above object, technical scheme of the present invention is:
A kind of high pulling torque valve torque monitoring system comprises the data acquisition supervising device, and run-length data harvester, moment of torsion data collector and motor drive module is characterized in that:
Little moment of torsion worm couple and moment of torsion enlarger between motor and high pulling torque worm couple, have been set up successively;
Moment of torsion data collector and run-length data harvester are set respectively on the worm shaft of its medium and small moment of torsion worm couple and the little output shaft, by these two devices moment of torsion and stroke signal are inputed to the data acquisition supervising device respectively;
Described data acquisition supervising device is by the real-time control of motor drive module realization to motor.
Further, described moment of torsion enlarger comprises small Spur gear group and the large straight gear group that is driven by this small Spur gear group, and wherein the small Spur gear group connects the little output shaft of little moment of torsion worm couple, and the large straight gear group drives described high pulling torque worm couple.
Further, described moment of torsion data collector comprises the torque sensor on the worm shaft that is arranged on little moment of torsion worm couple and is attached thereto the moment of torsion data acquisition module that connects that the signal of described torque sensor sends to the data acquisition supervising device by the moment of torsion data acquisition module.
Further, described run-length data harvester comprises the stroke sensor on the little output shaft that is arranged on little moment of torsion worm couple and is attached thereto the run-length data acquisition module that connects that the signal of described stroke sensor sends to the data acquisition supervising device by the run-length data acquisition module.
Further, described torque sensor is the displacement monitoring sensor.
Further, described stroke sensor is an absolute value encoder.
Further, described data acquisition control device is a cover data acquisition supervising device, carries out exchanges data by wireless communication mode and PC or notebook computer.
Advantage and beneficial effect that the present invention has are: owing to adopt technique scheme, little moment of torsion worm couple and moment of torsion enlarger between motor and high pulling torque worm couple, have been set up, the variation linearity of the torque value of the angular travel valve of high pulling torque is delivered on the worm screw of little moment of torsion worm couple, the straight-line displacement of this worm screw is converted into electric signal, input to data acquisition control device, by linear transformation, can obtain the actual torque value of valve operation.Such method has realized the accurate detection to the moment of torsion of high pulling torque angular travel valve, has filled up at present the not blank of this device.
Simultaneously, utilize the data acquisition control device, moment of torsion and the run-length data of gathering carried out real-time analysis, can carry out quantitatively understanding comprehensively the change in torque of valve in the total travel process.Owing to adopt wireless mode, not only can in testing process, analyze, for the manufacturing and the design of valve provides data to valve torque; Can also provide valve operating preventive maintenance function for the valve scene of using provides remote online real-time moment of torsion data recording and analysis.
The present invention has digital radio torque monitoring control function, security of operation is reliable and stable, controlling level advanced person, perfect in shape and function, easy and simple to handle, good reliability, the anti-interference height for the correct apolegamy of the topworks of high pulling torque angular travel valve provides the data foundation, is analyzed and researched to the correlative factor that influences valve torque, the design that can be valve operation moment of torsion provides reference, provides the solution thinking for improving valve products quality and design level.
Description of drawings
Fig. 1 is an one-piece construction synoptic diagram of the present invention
Fig. 2 is a data acquisition monitor portion structural representation of the present invention
Among the figure:
101, tested valve, 102, big output shaft, 103, the high pulling torque worm couple, 104, motor;
201, large straight gear group, 202, the small Spur gear group, 203, little output shaft, 204, little moment of torsion worm couple;
301, absolute value encoder, 302, the displacement monitoring sensor, 303, the data acquisition supervising device, 304, PC or notebook computer, 305, the run-length data acquisition module, 306, the moment of torsion data acquisition module, 307, motor drive module
Embodiment
The present invention is described in further detail below in conjunction with accompanying drawing.
As depicted in figs. 1 and 2, data acquisition supervising device 303 is by motor drive module 307 drive motor 104, motor 104 drives the little moment of torsion worm couple 204 of a cover, drive little output shaft 203, little output shaft 203 connects a cover small Spur gear group 202, small Spur gear group 202 drives a cover large straight gear group 201, and large straight gear group 201 drives high pulling torque worm couple 103, finally drives tested valve 101 by big output shaft 102 and rotates; By above-mentioned little moment of torsion worm couple 204 and the moment of torsion enlarger between motor 104 and high pulling torque worm couple 103, set up successively, promptly subtracting moment of torsion by speedup changes the high pulling torque of tested valve and is reflected on the axial float of small gear worm gear pair 204, and pass through the play displacement of the worm screw of detection small gear worm gear pair 204, just can calculate the actual torque of valve again by linear transformation.
Specifically, the absolute value encoder 301 as the stroke sensor of run-length data harvester that will be connected on the little output shaft 203 by the run-length data acquisition module 305 of run-length data harvester is gathered the valve stroke absolute position signals exactly, promptly obtain stroke signal, and be transferred to data acquisition supervising device 303 by the SSI interface after resolving.
The signals collecting as displacement monitoring sensor 302 feedbacks of torque sensor that will be loaded on by the moment of torsion data acquisition module 306 of moment of torsion data collector on the worm shaft of little moment of torsion worm couple 204 is come in, promptly obtain torque signal, calculate the valve torque value by linearity, and be transferred to data acquisition supervising device 303.
Data acquisition supervising device 303 can carry out exchanges data by wireless communication mode and PC or notebook computer 304, between the two need not wiring, and distance can be adjusted according to actual needs.PC or notebook computer 304 are analyzed the data of gathering by built-in software, and show with forms such as curve and charts.
More than one embodiment of the present of invention are had been described in detail, but described content only is preferred embodiment of the present invention, can not be considered to be used to limit practical range of the present invention.All equalizations of doing according to the present patent application scope change and improve etc., all should still belong within the patent covering scope of the present invention.
Claims (7)
1. a high pulling torque valve torque monitoring system comprises the data acquisition supervising device, and run-length data harvester, moment of torsion data collector and motor drive module is characterized in that:
Little moment of torsion worm couple and moment of torsion enlarger between motor and high pulling torque worm couple, have been set up successively;
Moment of torsion data collector and run-length data harvester are set respectively on the worm shaft of its medium and small moment of torsion worm couple and the little output shaft, by these two devices moment of torsion and stroke signal are inputed to the data acquisition supervising device respectively;
Described data acquisition supervising device is by the real-time control of motor drive module realization to motor.
2. high pulling torque valve torque monitoring system according to claim 1, it is characterized in that: described moment of torsion enlarger comprises small Spur gear group and the large straight gear group that is driven by this small Spur gear group, wherein the small Spur gear group connects the little output shaft of little moment of torsion worm couple, and the large straight gear group drives described high pulling torque worm couple.
3. high pulling torque valve torque monitoring system according to claim 1, it is characterized in that: described moment of torsion data collector comprises the torque sensor on the worm shaft that is arranged on little moment of torsion worm couple and is attached thereto the moment of torsion data acquisition module that connects that the signal of described torque sensor sends to the data acquisition supervising device by the moment of torsion data acquisition module.
4. high pulling torque valve torque monitoring system according to claim 3 is characterized in that: described torque sensor is the displacement monitoring sensor.
5. high pulling torque valve torque monitoring system according to claim 1, it is characterized in that: described run-length data harvester comprises the stroke sensor on the little output shaft that is arranged on little moment of torsion worm couple and is attached thereto the run-length data acquisition module that connects that the signal of described stroke sensor sends to the data acquisition supervising device by the run-length data acquisition module.
6. high pulling torque valve torque monitoring system according to claim 5, it is characterized in that: described stroke sensor is an absolute value encoder.
7. according to any described high pulling torque valve torque monitoring system of claim 1 to 6, it is characterized in that: described data acquisition control device is a cover data acquisition supervising device, carries out exchanges data by wireless communication mode and PC.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010589531A CN102012291B (en) | 2010-12-15 | 2010-12-15 | High-torque valve torque monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010589531A CN102012291B (en) | 2010-12-15 | 2010-12-15 | High-torque valve torque monitoring system |
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| CN102012291A CN102012291A (en) | 2011-04-13 |
| CN102012291B true CN102012291B (en) | 2011-12-21 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104455641B (en) * | 2014-12-04 | 2017-05-17 | 天津埃柯特测控技术有限公司 | Detection stage actuating mechanism |
| CN104455697B (en) * | 2014-12-08 | 2017-01-04 | 天津埃柯特测控技术有限公司 | The method of real-time of the electric operator of large size valve |
| CN110778769B (en) * | 2019-10-25 | 2021-01-05 | 北京华通兴远供热节能技术有限公司 | Wireless electric three-way valve and control method |
| CN112303314B (en) * | 2020-10-26 | 2022-05-13 | 江苏明通福路流体控制设备有限公司 | Integrated intelligent valve electric actuator |
| CN112525396A (en) * | 2020-11-13 | 2021-03-19 | 北京精密机电控制设备研究所 | Small-size lightweight indirect dynamic torque measuring device |
| CN112781775A (en) * | 2021-01-14 | 2021-05-11 | 华东理工大学 | Calibration device and method for torque and stroke measurement system of valve and actuator thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201885840U (en) * | 2010-12-15 | 2011-06-29 | 天津埃柯特阀门控制设备有限公司 | Torque monitoring system of high-torque valve |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE3507409A1 (en) * | 1985-03-02 | 1986-09-04 | Brown, Boveri & Cie Ag, 6800 Mannheim | Device for measuring torque on drive chains |
| US4787245A (en) * | 1987-05-13 | 1988-11-29 | Movats Incorporated | Torque measuring apparatus for valve operating system |
| JP2982090B2 (en) * | 1991-12-20 | 1999-11-22 | 日本ギア工業株式会社 | Method and apparatus for measuring torque in valve actuator |
| CN200996879Y (en) * | 2006-10-08 | 2007-12-26 | 项美根 | Continuous tester of valve actuating torque |
| CN201021907Y (en) * | 2006-11-10 | 2008-02-13 | 南京财经大学 | Torque measurement device for valve executor |
| CN101221093B (en) * | 2007-12-28 | 2010-08-25 | 天津百利二通机械有限公司 | Self-loading test mechanism of multi-slewing valve electrical device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201885840U (en) * | 2010-12-15 | 2011-06-29 | 天津埃柯特阀门控制设备有限公司 | Torque monitoring system of high-torque valve |
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Owner name: TIANJIN AIKETE MEASURING + CONTROL TECHNOLOGY CO., Free format text: FORMER OWNER: TIANJIN AIKETE VALVE CONTROL EQUIPMENT CO., LTD. Effective date: 20110919 |
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Effective date of registration: 20110919 Address after: 300384 Tianjin New Technology Industrial Park Haitai Development Road No. 12 two Applicant after: TIANJIN ACT MEASUREMENT & CONTROL TECHNOLOGY Co.,Ltd. Address before: 300240, Tianjin, Dongli District, Grand Industrial Park, Jin Ji speed north entrance Applicant before: Tianjin Aikete Valve Control Equipment Co.,Ltd. |
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Denomination of invention: High-torque valve torque monitoring system Effective date of registration: 20120911 Granted publication date: 20111221 Pledgee: Bank of Ningxia Limited by Share Ltd. Tianjin branch Pledgor: TIANJIN ACT MEASUREMENT & CONTROL TECHNOLOGY Co.,Ltd. Registration number: 2012990000517 |
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Date of cancellation: 20130314 Granted publication date: 20111221 Pledgee: Bank of Ningxia Limited by Share Ltd. Tianjin branch Pledgor: TIANJIN ACT MEASUREMENT & CONTROL TECHNOLOGY Co.,Ltd. Registration number: 2012990000517 |
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Denomination of invention: High-torque valve torque monitoring system Effective date of registration: 20130314 Granted publication date: 20111221 Pledgee: Bank of Ningxia Limited by Share Ltd. Tianjin branch Pledgor: TIANJIN ACT MEASUREMENT & CONTROL TECHNOLOGY Co.,Ltd. Registration number: 2013990000140 |
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Date of cancellation: 20131023 Granted publication date: 20111221 Pledgee: Bank of Ningxia Limited by Share Ltd. Tianjin branch Pledgor: TIANJIN ACT MEASUREMENT & CONTROL TECHNOLOGY Co.,Ltd. Registration number: 2013990000140 |
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Denomination of invention: High torque valve torque monitoring system Effective date of registration: 20220916 Granted publication date: 20111221 Pledgee: Bank of Ningxia Limited by Share Ltd. Tianjin branch Pledgor: TIANJIN ACT MEASUREMENT & CONTROL TECHNOLOGY Co.,Ltd. Registration number: Y2022120000054 |