CN104989858B - Intelligent valve - Google Patents
Intelligent valve Download PDFInfo
- Publication number
- CN104989858B CN104989858B CN201510425453.3A CN201510425453A CN104989858B CN 104989858 B CN104989858 B CN 104989858B CN 201510425453 A CN201510425453 A CN 201510425453A CN 104989858 B CN104989858 B CN 104989858B
- Authority
- CN
- China
- Prior art keywords
- valve
- linear hall
- magnetic field
- circuit
- effect device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/046—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor with electric means, e.g. electric switches, to control the motor or to control a clutch between the valve and the motor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/041—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/08—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid using a permanent magnet
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/53—Mechanical actuating means with toothed gearing
- F16K31/535—Mechanical actuating means with toothed gearing for rotating valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
- F16K37/0025—Electrical or magnetic means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Indication Of The Valve Opening Or Closing Status (AREA)
- Mechanically-Actuated Valves (AREA)
Abstract
The invention relates to an intelligent valve which comprises a valve rod and a motor driving the valve rod to rotate. The intelligent valve further comprises a gear set, a magnetic field turnplate, a linear hall device and a master control circuit, wherein the valve rod drives the magnetic field turnplate to rotate through the gear set; four magnets are uniformly distributed at the edge of the magnetic field turnplate; the linear hall device is arranged below the magnetic field turnplate; input and output ports of the linear hall device are electrically connected with the master control circuit; and the master control circuit is electrically connected with a motor. With the adoption of the structure of "gear set plus linear hall device", by using the mechanical structure and the characteristics of the linear hall device, the defects of the conventional intelligent valve that when the opening of the conventional intelligent valve is regulated and controlled, the mechanical wear is large, hysteresis occurs, the possibility of being influenced by outside vibration is high, and the precision and the structural life are low can be overcome; the intelligent valve has the advantages of uniformity of operation, high sensitivity and adaptability, etc.; and the control performance of a measurement and control system is improved.
Description
Technical field
The present invention relates to technical field of valve control, more particularly to a kind of intelligent valve.
Background technology
Valve is the control unit in fluid delivery system, with cut-off, regulation, water conservancy diversion, prevents adverse current, voltage stabilizing, shunting
Or the function such as overflow pressure relief.For the valve of fluid control systems, from simplest stop valve to extremely complex robot control system(RCS)
In various valves used, its kind and specification are quite various.Valve can be used to control empty gas and water, steam, various corrosivity to be situated between
The flowing of all kinds fluid such as matter, mud, oil product, liquid metal and radiating medium.
Intelligent valve obtains the current location data of valve position, and and valve seat opening by the real-time sampling to valve position
Setting value compares, and is changed according to difference and difference, completes the regulation of valve position and control to valve, remains valve seat opening
In setting value.By feedback circuit, can be by the position data feedback output of valve position to system controller, while can pass through
Button and LCD liquid crystal display screen setting, the parameter of modification software, or called data are shown.
At present, the intelligent valve of prior art, generally uses " feedback linkage+gear train+rotating potentiometer " machine
Tool structure, feedback linkage is connected together by special construction with the valve rod of pneumatic actuator, and is enclosed with moving for valve rod
The other end around connecting rod is rotated, and the offset variable is exaggerated several times by gear assembly, and gear train drives and is attached thereto simultaneously
The potentiometer for connecing rotates a certain angle, and potentiometer exports correspondingly sized voltage signal, and the signal output to governor circuit is entered
The sampling of row signal and treatment.
Above-mentioned intelligent valve has that mechanical wear is big, mechanical hysteresis serious, is easily influenceed by extraneous vibration, the regulation of valve position with control
Precision processed is low and the low shortcomings of structural life-time.
The content of the invention
In order to overcome the defect of above-mentioned prior art, the technical problems to be solved by the invention to be to provide a kind of valve opening
Regulation and the intelligent valve of precise control.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is：
A kind of intelligent valve, including valve rod and drive the motor that valve rod rotates, also including gear train, magnetic field rotating disk, linear
Hall device and governor circuit, the valve rod are rotated by gear set drive magnetic field rotating disk, and the edge of the magnetic field rotating disk is uniform
Four magnet are distributed with, linear hall-effect device is provided with below the magnetic field rotating disk, the input of the linear hall-effect device is defeated
Exit port is electrically connected with the governor circuit, and the governor circuit is electrically connected with motor；
When valve rod band moving field rotating disk is rotated, linear hall-effect device is exported and valve opening size into linear approximate relationship
Voltage signal, governor circuit gathers the voltage signal and is simultaneously converted into valve opening value, when valve opening value and setting value one
During cause, governor circuit closes the power supply of motor.
The beneficial effects of the present invention are：
(1) ball valve can 360 degree of rotation, can only 90 degree of Push And Releases for repeating 0--90 degree, energy compared to existing ball valve valve
Effectively prevent the accumulation of incrustation scale；
(2) by the structure using above-mentioned " gear train+linear hall-effect device ", using mechanical structure and linear hall-effect device
Characteristic, mechanical wear that existing intelligent valve can either be overcome to exist in regulation and control valve aperture is big, delayed, easily receive
External vibration effects, precision are low, the low defect of structural life-time, but have the advantages that to operate steadily, sensitivity is high, strong adaptability,
And improve the control performance of TT＆C system.
Brief description of the drawings
Fig. 1 show the structural representation of the intelligent valve of embodiment of the present invention.
Fig. 2 show the structural representation of the magnetic field rotating disk of embodiment of the present invention.
Fig. 3 show the magnetic field rotating disk of embodiment of the present invention and the location diagram of linear hall-effect device.
Label declaration：
1- valve rods；2- gear trains；3- magnetic fields rotating disk；4-N poles magnet；4 '-S poles magnet；5- linear hall-effect devices；
6- upper casings；7- lower casings；8-O type sealing rings.
Specific embodiment
It is to describe technology contents of the invention, the objects and the effects in detail, below in conjunction with implementation method and coordinates attached
Figure is explained.
The design of most critical of the present invention is：Using the structure of " gear train+linear hall-effect device ", using mechanical structure and
The characteristic of linear hall-effect device, makes the valve opening of intelligent valve adjust more accurate in time with control, and mechanical loss is lower, operation
More steady reliable, sensitivity and adaptability are stronger, and the control performance of TT＆C system is also more preferable.
Specifically, refer to shown in Fig. 1 and Fig. 2, the intelligent valve of embodiment of the present invention, including valve rod 1 and driving valve
The motor that bar 1 is rotated, also including gear train 2, magnetic field rotating disk 3, linear hall-effect device 5 and governor circuit, the valve rod 1 passes through tooth
Wheel group 2 is rotated with moving field rotating disk 3, and the edge of the magnetic field rotating disk 3 is evenly distributed with four magnet, as shown in Fig. 2 being respectively
Two symmetrical N poles magnet 4 and two symmetrical S poles magnet 4 ', the lower section of the magnetic field rotating disk 3 set linear
Hall device 5, the input/output port of the linear hall-effect device 5 is electrically connected with the governor circuit, the governor circuit with
Motor is electrically connected；
When valve rod 1 is rotated with moving field rotating disk 3, linear hall-effect device 5 is exported and valve opening size into approximately linear
The voltage signal of relation, governor circuit gathers the voltage signal and is converted into valve opening value, when valve opening value and setting
When being worth consistent, governor circuit closes the power supply of motor.
Refer to shown in Fig. 3, when the N poles magnet 4 on magnetic field rotating disk 3 is located at the surface of linear hall-effect device 5, valve
It is shown in a fully open operation, the magnitude of voltage of the output of linear hall-effect device 5 is minimum；When the N poles magnet 4 on magnetic field rotating disk 3 leaves line completely
Property hall device 5 when, valve be in half-open (or can be regarded as half pass) state, linear hall-effect device 5 output magnitude of voltage between
The half of maximum；When the S poles magnet 4 ' on magnetic field rotating disk 3 is located at the surface of linear hall-effect device 5, valve is in fully closed
State, the magnitude of voltage of the output of linear hall-effect device 5 is maximum.The such as output voltage values of linear hall-effect device 5 are 0.5-2.5V, then
0.5V is represented and opened, and 2.5V is represented and closed, and 1.25V is represented and opened half (or closing half).
Knowable to foregoing description, the beneficial effects of the present invention are：
(1) ball valve can 360 degree of rotation, can only 90 degree of Push And Releases for repeating 0--90 degree, energy compared to existing ball valve valve
Effectively prevent the accumulation of incrustation scale；
(2) by the structure using above-mentioned " gear train+linear hall-effect device ", using mechanical structure and linear hall-effect device
Characteristic, mechanical wear that existing intelligent valve can either be overcome to exist in regulation and control valve aperture is big, delayed, easily receive
External vibration effects, precision are low, the low defect of structural life-time, but have the advantages that to operate steadily, sensitivity is high, strong adaptability,
And improve the control performance of TT＆C system.
Further, the linear hall-effect device 5 include Hall chip, Hall accessory circuit and probing shell, it is described suddenly
In on the circuit board of Hall accessory circuit, the circuit board of the Hall accessory circuit is installed on probing shell to that chip welded and installed
It is interior.
Further, also including button and liquid crystal display circuit, the button and liquid crystal display circuit are electric with master control respectively
Road electrically connects, to carry out the setting of relevant parameter and the display of data.
Further, the gear train 2 is packaged in gearcase, to improve the service life of gear train.
Further, the gear train 2, magnetic field rotating disk 3, linear hall-effect device 5 and governor circuit are packaged in a housing,
The housing is made up of upper casing 6 and lower casing 7, and O-ring seal 8 is provided between upper casing 6 and lower casing 7.By above-mentioned encapsulating structure,
The barrier propterty of valve can further be improved.
Refer to shown in Fig. 1, embodiments of the invention one are：
Intelligent valve, including valve rod 1 and drive the motor that valve rod 1 rotates, also including gear train 2, magnetic field rotating disk 3, linear
Hall device 5, governor circuit, button and liquid crystal display circuit, the gear train 2, magnetic field rotating disk 3, linear hall-effect device 5 and master
In in a housing, the housing is made up of control circuit package upper casing 6 and lower casing 7, and O-shaped sealing is provided between upper casing 6 and lower casing 7
Circle 8.The valve rod 1 is rotated by gear train 2 with moving field rotating disk 3, and the gear train 2 is packaged in gearcase, the magnetic field
The edge of rotating disk 3 is evenly distributed with four magnet, and the lower section of the magnetic field rotating disk 3 is provided with linear hall-effect device 5, described linear
Hall device 5 includes Hall chip, Hall accessory circuit and probing shell, and the Hall chip welded and installed is in the attached electricity of Hall
On the circuit board on road, the circuit board of the Hall accessory circuit is installed in probing shell, the input of the linear hall-effect device 5
Output port is electrically connected with the governor circuit, and the governor circuit is electrically connected with motor, the button and liquid crystal display circuit
Electrically connected with governor circuit respectively, to carry out the setting of relevant parameter and the display of data.
When valve rod 1 is rotated with moving field rotating disk 3, linear hall-effect device 5 is exported and valve opening size into approximately linear
The voltage signal of relation, governor circuit gathers the voltage signal and is converted into valve opening value, when valve opening value and setting
When being worth consistent, governor circuit closes the power supply of motor.
In sum, the intelligent valve that the present invention is provided, ball valve can 360 degree of rotation, can effectively prevent the accumulation of incrustation scale；
By the structure using above-mentioned " gear train+linear hall-effect device ", using mechanical structure and the characteristic of linear hall-effect device, can
The mechanical wear for enough overcoming existing intelligent valve to exist in regulation and control valve aperture is big, delayed, easy by external shock shadow
Ring, precision is low, the low defect of structural life-time, but have the advantages that to operate steadily, sensitivity is high, strong adaptability, and improves survey
The control performance of control system.
Embodiments of the invention are the foregoing is only, the scope of the claims of the invention is not thereby limited, it is every to utilize this hair
The equivalents that bright specification and accompanying drawing content are made, or the technical field of correlation is directly or indirectly used in, similarly include
In scope of patent protection of the invention.
Claims (5)
1. the motor that a kind of intelligent valve, including valve rod and driving valve rod are rotated, it is characterised in that：Also include gear train, magnetic field
Rotating disk, linear hall-effect device and governor circuit, the valve rod are rotated by gear set drive magnetic field rotating disk, the magnetic field rotating disk
Edge is evenly distributed with four magnet, and linear hall-effect device, the linear hall-effect device are provided with below the magnetic field rotating disk
Input/output port electrically connected with the governor circuit, the governor circuit is electrically connected with motor；
When valve rod band moving field rotating disk is rotated, linear hall-effect device exports the electricity into linear approximate relationship with valve opening size
Pressure signal, governor circuit gathers the voltage signal and is converted into valve opening value, when valve opening value is consistent with setting value,
Governor circuit closes the power supply of motor.
2. intelligent valve according to claim 1, it is characterised in that：The linear hall-effect device includes Hall chip, suddenly
That accessory circuit and probing shell, the Hall chip welded and installed is on the circuit board of Hall accessory circuit, and the Hall is attached
The circuit board for belonging to circuit is installed in probing shell.
3. intelligent valve according to claim 1, it is characterised in that：Also include button and liquid crystal display circuit, it is described to press
Key and liquid crystal display circuit are electrically connected with governor circuit respectively, to carry out the setting of relevant parameter and the display of data.
4. intelligent valve according to claim 1, it is characterised in that：The gear train is packaged in gearcase.
5. intelligent valve according to claim 1, it is characterised in that：The gear train, magnetic field rotating disk, linear hall-effect device
It is packaged in a housing with governor circuit, the housing is made up of upper casing and lower casing, O-shaped sealing is provided between upper casing and lower casing
Circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510425453.3A CN104989858B (en) | 2015-07-20 | 2015-07-20 | Intelligent valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510425453.3A CN104989858B (en) | 2015-07-20 | 2015-07-20 | Intelligent valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104989858A CN104989858A (en) | 2015-10-21 |
| CN104989858B true CN104989858B (en) | 2017-05-24 |
Family
ID=54301713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510425453.3A Expired - Fee Related CN104989858B (en) | 2015-07-20 | 2015-07-20 | Intelligent valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104989858B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109091048B (en) * | 2018-10-16 | 2024-01-09 | 深圳市惠高洁智能清洁科技有限公司 | Liquid outlet device capable of adjusting liquid outlet amount and being used for various liquid bottles |
| CN109899582B (en) * | 2019-03-27 | 2021-04-20 | 宁波三胜智慧电子有限公司 | Water leakage protection device of electric ball valve |
| CN113368350B (en) * | 2021-05-31 | 2023-12-19 | 福建智恒氢启健康科技有限公司 | Portable oxyhydrogen recuperation machine |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202005003099U1 (en) * | 2005-02-25 | 2005-05-12 | Ari-Armaturen Albert Richter Gmbh & Co. Kg | Setting drive for valve tap e.g. for heating regulation, with switch release cooperating with driven spindle for automatic disconnection of drive motor |
| CN102679028A (en) * | 2011-03-14 | 2012-09-19 | 保定市尚泉供水科技有限公司 | Miniature magnetic control motor-driven anti-theft valve |
| CN202884185U (en) * | 2012-10-31 | 2013-04-17 | 山东鲁安自动化设备有限公司 | Battery-type electric ball valve |
| CN203202350U (en) * | 2013-04-10 | 2013-09-18 | 宁波晨岚电气设备有限公司 | Intelligent flow control valve |
| CN203614861U (en) * | 2013-11-13 | 2014-05-28 | 辉煌水暖集团有限公司 | Reduction motor control mechanism |
| CN204756091U (en) * | 2015-07-20 | 2015-11-11 | 福建龙盛智能阀门科技有限公司 | Intelligent valve |
-
2015
- 2015-07-20 CN CN201510425453.3A patent/CN104989858B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN104989858A (en) | 2015-10-21 |
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Legal Events
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| C06 | Publication | ||
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 354200 Nanping province Fujian city Jianyang District Tong streets Xikou biological Road No. 168 Applicant after: Fujian Longsheng Intelligent Electronic Technology Co., Ltd. Address before: 354299 Nanping City, Fujian province Jianyang District East Industrial Road No. 191 Applicant before: FUJIAN LONGSHENG INTELLIGENT VALVE TECHNOLOGY CO., LTD. |
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| COR | Change of bibliographic data | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170524 Termination date: 20210720 |