CN110131461A - A kind of novel valve controller - Google Patents
A kind of novel valve controller Download PDFInfo
- Publication number
- CN110131461A CN110131461A CN201910549900.4A CN201910549900A CN110131461A CN 110131461 A CN110131461 A CN 110131461A CN 201910549900 A CN201910549900 A CN 201910549900A CN 110131461 A CN110131461 A CN 110131461A
- Authority
- CN
- China
- Prior art keywords
- module
- main control
- control module
- circuit
- valve
- 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.)
- Pending
Links
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 42
- 238000001514 detection method Methods 0.000 claims abstract description 17
- 238000004891 communication Methods 0.000 claims abstract description 13
- 238000005259 measurement Methods 0.000 claims abstract description 11
- 238000006243 chemical reaction Methods 0.000 claims description 8
- 230000003750 conditioning effect Effects 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 4
- 230000006837 decompression Effects 0.000 claims 1
- 238000001914 filtration Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
- 239000003345 natural gas Substances 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000000644 propagated effect Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N ferric oxide Chemical compound O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000002604 ultrasonography Methods 0.000 description 1
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
-
- 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
- F16K37/005—Electrical or magnetic means for measuring fluid parameters
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Pipeline Systems (AREA)
Abstract
The present invention relates to a kind of novel valve controller, main control modules；Display module, display module are connected with main control module, for showing valve operating status；Flow measurement module, flow measurement module are connected with main control module, are used for metering valve flow；IC card module, IC card module are connected with main control module, are sent to main control module for reading IC card information, and by the data read；Keyboard input module, keyboard input module are connected with main control module, are used for transfer valve door control instruction；Infrared receiver module, infrared receiver module are connected with main control module, for receiving infrared-ray and will receive signal feedback to main control module；Leak detection module, leak detection module are connected with main control module, for detecting methane gas leakage；Valve control module, valve control module are connected with main control module, for receiving main control module order-driven valve opening or closure；Communication module, communication module are connected with main control module, for being communicated with host computer.
Description
Technical field
The invention belongs to valve technology fields, and in particular to a kind of novel valve controller.
Background technique
Valve positioner be with the matching used product of electric device for valve, to control unlatching and the pass of electrically operated valve
It closes, may be implemented in control room at a distance to the control of electrically operated valve.When gas pipeline is revealed, if sent out not in time
If now closing valve prevents natural gas from further revealing, concentration of natural gas can gradually rise and be prone to accidents, the prior art
In valve positioner cannot detect the leakage of natural gas, therefore need to be examined by other instruments after natural gas leaking
Survey, and at the scene after control room manual control valve close, from discovery be leaked to close valve expend the time it is longer, be easy to happen
It is dangerous.
Summary of the invention
For the deficiency in the presence of the prior art, the present invention provides a kind of new type of valve gates for promoting safety in utilization
Device processed.
The technical solution of the present invention is as follows: novel valve controller, comprising:
Main control module；
Display module, the display module are connected with the main control module, for showing valve operating status；
Flow measurement module, the flow measurement module are connected with the main control module, are used for metering valve flow；
IC card module, the IC card module are connected with the main control module, for reading IC card information, and the data that will be read
It is sent to the main control module；
Keyboard input module, the keyboard input module are connected with the main control module, for being manually entered valve control instruction；
Infrared receiver module, the infrared receiver module are connected with the main control module, for receiving infrared-ray and will connect
A number feedback of collecting mail arrives main control module；
Leak detection module, the leak detection module are connected with the main control module, for detecting methane gas leakage；
Valve control module, the valve control module are connected with the main control module, for receiving the main control module instruction
Drive valve opening or closure；
Communication module, the communication module are connected with the main control module, for being communicated with host computer；
Power supply module, the power supply module are used to power to modules.
The leak detection module has the A/D conversion circuit being connected to the main control module, with the A/D conversion circuit
The filter circuit of connection, the signal conditioning circuit being connect with the filter circuit, the methane being connect with the signal conditioning circuit
Sensor.
The flow measurement module has ultrasonic wave sending module and ultrasonic wave receiving module, the ultrasonic wave sending module
It is connected to the main control module, is connected with level-one amplifying circuit on the ultrasonic wave receiving module, on the level-one amplifying circuit
It is connected with bandwidth-limited circuit, second amplifying circuit, the second amplifying circuit and institute are connected on the bandwidth-limited circuit
State main control module connection.
The valve control module has relay, and the main control module controls the opening and closing of the relay.
Above-mentioned novel valve controller further includes buzzer, and the buzzer is connected with the main control module, is used for
The leak detection module sounds an alarm when detecting methane leakage.
The power supply module has the first reduction voltage circuit and the second reduction voltage circuit, and first reduction voltage circuit turns for 220V
24V circuit, second reduction voltage circuit are that 24V turns 5V circuit, and first reduction voltage circuit is second reduction voltage circuit power supply.
The communication module has M-BUS interface, UART interface or RS485 interface.
The display module is LCD display.
The keyboard input module at least has there are two touch-switch.
Beneficial effects of the present invention: the present invention, which can detect natural gas line by detection module, first whether there is leakage,
Valve can be closed by valve control module when detecting leakage, avoid natural gas from continuing to reveal, cause the accident, promote safety
Property；Secondly, can be communicated by communication module and host computer, valve state is monitored in real time, and host computer can be passed through
Valve opening and closing is controlled；In addition, the operating status of valve can be come out by display module real-time display, facilitate on-site maintenance
Personnel safeguard.
Detailed description of the invention
Fig. 1 is the principle of the present invention block diagram.
Fig. 2 is the functional block diagram of leak detection module in the present invention.
Fig. 3 is the circuit diagram of level-one amplifying circuit in the present invention.
Fig. 4 is the circuit diagram of bandwidth-limited circuit in the present invention.
Fig. 5 is the circuit diagram of second amplifying circuit in the present invention.
Fig. 6 is the circuit diagram of buzzer circuit in the present invention.
Fig. 7 is the circuit diagram that 24V turns 5V circuit in the present invention.
Specific embodiment
A specific embodiment of the invention is further described with reference to the accompanying drawings and embodiments.
Novel valve controller as described in Figure 1, comprising: main control module；Display module, display module and main control module phase
Even, for showing that valve operating status, operating status include but is not limited to valve when daily flow, total flow etc.；Flow measurement mould
Block, flow measurement module are connected with main control module, are used for metering valve flow；IC card module, IC card module and main control module phase
Even, main control module is sent to for reading IC card information, and by the data read；Keyboard input module, keyboard input module
It is connected with main control module, for being manually entered valve control instruction；Infrared receiver module, infrared receiver module and master control mould
Block is connected, and for receiving infrared-ray and will receive signal feedback to main control module；Leak detection module, leak detection module and master
It controls module to be connected, for detecting methane gas leakage；Valve control module, valve control module are connected with main control module, are used for
Receive main control module order-driven valve opening or closure；Communication module, communication module are connected with main control module, for it is upper
Machine is communicated；Power supply module, power supply module are used to power to modules.
Further, as shown in Fig. 2, leak detection module has the A/D conversion circuit connecting with main control module, with A/D
The filter circuit of conversion circuit connection, the signal conditioning circuit being connect with filter circuit, the methane being connect with signal conditioning circuit
Sensor, wherein methane transducer should select GJC4 type low-concentration methane sensor, can detect methane leakage in time, output
One faint electric signal directly proportional to concentration of methane gas, signal conditioning circuit obtain greatly faint electric signal hair stronger
Analog voltage signal is sent to filter circuit, and filter circuit is sent after removing the unwanted frequency received in analog voltage signal
Give A/D conversion circuit, A/D conversion circuit by the analog signal received be converted into being input to after digital signal in main control module into
Row processing.
Further, flow measurement module has ultrasonic wave sending module and ultrasonic wave receiving module, and ultrasonic wave sends mould
Block is connect with main control module, and level-one amplifying circuit is connected on ultrasonic wave receiving module, as shown in figure 3, the wherein end US1 and ultrasound
Wave receiver output end is connected, and is connected with bandwidth-limited circuit on level-one amplifying circuit, as shown in figure 4, level-one amplifying circuit
Output end US2 is connected with the input terminal of bandpass filter circuit, and second amplifying circuit is connected on bandwidth-limited circuit, as shown in figure 5,
The output end US3 of bandpass filter circuit is connected with the input terminal of second amplifying circuit, the output end 6 and master control mould of second amplifying circuit
The counter of block is connected, and main control module issues enabling signal to ultrasonic wave sending module, and ultrasonic wave sending module controls ultrasonic wave
Energy converter emits ultrasonic pulse, and counter counts high frequency square wave, and ultrasonic wave receiving module is receiving pulse signal
Rear portion returns to ultrasonic wave sending module and emits ultrasonic wave again, and another part enters frequency dividing circuit and divided.Work as completion
After fixed multiple umber of pulses, generating a square wave by frequency divider makes counter stop counting, this process is available suitable
The time propagated is flowed, obtains the time that adverse current is propagated, being sent to main control module, main control module by serial port in the same way
Time signal is handled, flow velocity and flow are shown into processing on the display module.
Further, valve control module has relay, and main control module controls the opening and closing of relay, passes through relay
Contact change-over carrys out opening or closing for control valve.R2, and R1 are current-limiting resistance.
Further, novel valve controller further includes buzzer, as shown in fig. 6, the I/O of buzzer and main control module mouth
Connection, for sounding an alarm when leak detection module detects methane leakage, specially leak detection module detects methane
After gas, leakage signal is sent to main control module, main control module is connected I/O mouthfuls after receiving leakage signal with buzzer
High level, triode ON are exported, buzzer issues alarm sound, and light emitting diode then provides light indication signal, wherein R3
Further, power supply module has the first reduction voltage circuit and the second reduction voltage circuit, and the first reduction voltage circuit is that 220V turns 24V electricity
Any one Switching Power Supply disclosed in the prior art can be selected in road, and the second reduction voltage circuit is that 24V turns 5V circuit, such as Fig. 7 institute
Show, the first reduction voltage circuit is the power supply of the second reduction voltage circuit, and the second reduction voltage circuit is the power supply of this controller.
Further, there is communication module M-BUS interface, UART interface or RS485 interface, main control module to pass through M-BUS
Interface, UART interface and RS485 interface any one communication mode are communicated with host computer.Display module is that LCD is shown
Screen.Keyboard input module at least has there are two touch-switch, and the quantity of touch-switch can be increased according to actual needs.Master control
Module has 80C52 single-chip microcontroller, and the single-chip minimum system being made of it.
Some embodiments of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (9)
1. a kind of novel valve controller characterized by comprising
Main control module；
Display module, the display module are connected with the main control module, for showing valve operating status；
Flow measurement module, the flow measurement module are connected with the main control module, are used for metering valve flow；
IC card module, the IC card module are connected with the main control module, for reading IC card information, and the data that will be read
It is sent to the main control module；
Keyboard input module, the keyboard input module are connected with the main control module, for being manually entered valve control instruction；
Infrared receiver module, the infrared receiver module are connected with the main control module, for receiving infrared-ray and will connect
A number feedback of collecting mail arrives main control module；
Leak detection module, the leak detection module are connected with the main control module, for detecting methane gas leakage；
Valve control module, the valve control module are connected with the main control module, for receiving the main control module instruction
Drive valve opening or closure；
Communication module, the communication module are connected with the main control module, for being communicated with host computer；
Power supply module, the power supply module are used to power to modules.
2. novel valve controller according to claim 1, which is characterized in that the leak detection module have with it is described
The A/D conversion circuit of main control module connection, the filter circuit connecting with the A/D conversion circuit are connect with the filter circuit
Signal conditioning circuit, the methane transducer being connect with the signal conditioning circuit.
3. novel valve controller according to claim 1, which is characterized in that the flow measurement module has ultrasonic wave
Sending module and ultrasonic wave receiving module, the ultrasonic wave sending module are connected to the main control module, and the ultrasonic wave receives
It is connected with level-one amplifying circuit in module, bandwidth-limited circuit, the bandpass filtering electricity are connected on the level-one amplifying circuit
Road is connected with second amplifying circuit, and the second amplifying circuit is connected to the main control module.
4. novel valve controller according to claim 1, which is characterized in that the valve control module has relay
Device, the main control module control the opening and closing of the relay.
5. novel valve controller according to claim 1, which is characterized in that further include buzzer, the buzzer with
The main control module is connected, for sounding an alarm when the leak detection module detects methane leakage.
6. novel valve controller according to claim 1, which is characterized in that the power supply module has the first decompression electricity
Road and the second reduction voltage circuit, first reduction voltage circuit are that 220V turns 24V circuit, and second reduction voltage circuit is that 24V turns 5V electricity
Road, first reduction voltage circuit are second reduction voltage circuit power supply.
7. novel valve controller according to claim 1, which is characterized in that the communication module have M-BUS interface,
UART interface or RS485 interface.
8. novel valve controller according to claim 1, which is characterized in that the display module is LCD display.
9. novel valve controller according to claim 1, which is characterized in that the keyboard input module at least has two
A touch-switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910549900.4A CN110131461A (en) | 2019-06-24 | 2019-06-24 | A kind of novel valve controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910549900.4A CN110131461A (en) | 2019-06-24 | 2019-06-24 | A kind of novel valve controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110131461A true CN110131461A (en) | 2019-08-16 |
Family
ID=67579357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910549900.4A Pending CN110131461A (en) | 2019-06-24 | 2019-06-24 | A kind of novel valve controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110131461A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2898777Y (en) * | 2006-01-20 | 2007-05-09 | 深圳市建恒工业自控***有限公司 | Multi-audio track flowmeter |
| CN101672670A (en) * | 2009-10-14 | 2010-03-17 | 陕西川庆石化科技有限公司 | Flow meter |
| CN201828295U (en) * | 2010-10-28 | 2011-05-11 | 利尔达科技有限公司 | Phase difference type ultrasonic wave flow metering device |
| CN102261937A (en) * | 2011-04-25 | 2011-11-30 | 西安交通大学 | High-accuracy time-difference type ultrasonic flow meter and method for measuring flow thereof |
| CN202834354U (en) * | 2012-09-29 | 2013-03-27 | 张屹天 | Gas valve with gas leak alarm function |
| CN205262534U (en) * | 2015-12-26 | 2016-05-25 | 哈尔滨瑞鹏自动化***有限公司 | Flowmeter |
| CN106843019A (en) * | 2015-12-03 | 2017-06-13 | 成都九十度工业产品设计有限公司 | A kind of IC-card gas meter, flow meter |
| CN108226381A (en) * | 2016-12-15 | 2018-06-29 | 宜宾市翠屏区远鹏养殖种植专业合作社 | A kind of cultivation station-service exhaust gas safety monitoring device |
| CN210344467U (en) * | 2019-06-24 | 2020-04-17 | 郑州睿联智能科技有限公司 | Novel valve controller |
-
2019
- 2019-06-24 CN CN201910549900.4A patent/CN110131461A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2898777Y (en) * | 2006-01-20 | 2007-05-09 | 深圳市建恒工业自控***有限公司 | Multi-audio track flowmeter |
| CN101672670A (en) * | 2009-10-14 | 2010-03-17 | 陕西川庆石化科技有限公司 | Flow meter |
| CN201828295U (en) * | 2010-10-28 | 2011-05-11 | 利尔达科技有限公司 | Phase difference type ultrasonic wave flow metering device |
| CN102261937A (en) * | 2011-04-25 | 2011-11-30 | 西安交通大学 | High-accuracy time-difference type ultrasonic flow meter and method for measuring flow thereof |
| CN202834354U (en) * | 2012-09-29 | 2013-03-27 | 张屹天 | Gas valve with gas leak alarm function |
| CN106843019A (en) * | 2015-12-03 | 2017-06-13 | 成都九十度工业产品设计有限公司 | A kind of IC-card gas meter, flow meter |
| CN205262534U (en) * | 2015-12-26 | 2016-05-25 | 哈尔滨瑞鹏自动化***有限公司 | Flowmeter |
| CN108226381A (en) * | 2016-12-15 | 2018-06-29 | 宜宾市翠屏区远鹏养殖种植专业合作社 | A kind of cultivation station-service exhaust gas safety monitoring device |
| CN210344467U (en) * | 2019-06-24 | 2020-04-17 | 郑州睿联智能科技有限公司 | Novel valve controller |
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