CN110005852A - A kind of switching mode valve positioner - Google Patents
A kind of switching mode valve positioner Download PDFInfo
- Publication number
- CN110005852A CN110005852A CN201910357981.8A CN201910357981A CN110005852A CN 110005852 A CN110005852 A CN 110005852A CN 201910357981 A CN201910357981 A CN 201910357981A CN 110005852 A CN110005852 A CN 110005852A
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- CN
- China
- Prior art keywords
- valve
- circuit
- control
- controller
- switch
- 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
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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
-
- 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
- F16K37/0058—Optical means, e.g. light transmission, observation ports
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/0175—Coupling arrangements; Interface arrangements
- H03K19/017545—Coupling arrangements; Impedance matching circuits
- H03K19/017572—Coupling arrangements; Impedance matching circuits using opto-electronic devices
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Computing Systems (AREA)
- Mathematical Physics (AREA)
- Electrically Driven Valve-Operating Means (AREA)
Abstract
The present invention relates to a kind of switching mode valve positioners, the control valve door check includes power supply, controller, panel control switch, remote control signal input, alarm selection, switch valve control circuit, valve position feedback signal output circuit, the input of air-valve position, fault alarm feedback signal circuit and status indicator lamp, the power supply is for being supplied to controller and peripheral circuit power supply, the panel control switch, remote control signal input, alarm selection, switch valve control circuit, valve position feedback signal output circuit, the input of air-valve position, fault alarm feedback signal circuit, status indicator lamp is connected with controller.This controller has many advantages, such as that multiple functional, control model is various, signal extension redundancy is sufficient, control signal compatibility is good, anti-empty electrical interference ability is strong, is convenient for remote power feeding system integrated regulation and control, the advantages that controller uses standard connecting terminal simultaneously, installs, is easy to maintain, status indication information is clear.
Description
Technical field
The present invention relates to a kind of controllers, and in particular to the switch control of a kind of fire-fighting and HVAC air-valve, water valve belongs to valve
Door control technology field.
Background technique
The switch control of fire-fighting and HVAC industry air-valve, water valve, that there is control models is more, control signal type is more, anti-
The features such as feedback signal demand is more, and such control at present mostly uses greatly electric cabinet, inside is using guide rail combination air switch, insurance
Silk seat and fuse and all kinds of relays, by manually realizing control function using copper conductor line, this structure installation,
That there are lines in maintenance is more, time-consuming, is also easy to produce the drawbacks such as mistake, material price valuableness.In order to solve this problem, this field
Technical staff always tries to solution, but effect is undesirable.
Summary of the invention
The present invention exactly aiming at the problems existing in the prior art, provides a kind of switching mode valve positioner, the technical side
Case overall construction design is compact ingenious, the program solve existing valve using electric cabinet control model versatility it is weak, even
The problem that cable architecture is more, structure is complicated, installation is inconvenient.
To achieve the goals above, technical scheme is as follows, and the invention discloses a kind of controls of switching mode valve
Device, the control valve door check include power supply, controller, panel control switch, remote control signal input, alarm selection, switch valve
Control circuit, valve position feedback signal output circuit, the input of air-valve position, fault alarm feedback signal circuit and state instruction
Lamp, the power supply is for being supplied to controller and peripheral circuit power supply, the panel control switch, remote control signal input, report
Alert selection, switch valve control circuit, valve position feedback signal output circuit, the input of air-valve position, fault alarm feedback signal
Circuit, status indicator lamp are connected with controller.
As an improvement of the present invention, the panel control switch is a 6 gear rotary switches, different by connecting
Gear realization exports valve opening, closes valve, valve reset, remote control signal is selected to control four kinds of control signals to controller, the control
Device is according to panel valve opening door, closing valve, valve reset order or the remote control signal control command received, the control of control switch valve
Circuit work realizes valve opening, closes valve and valve reset movement.
As an improvement of the present invention, the remote control signal input circuit is the open and close threshold voltage letter of remote control end output
Number by by resistance, capacitor, diodes in parallel at absorbing circuit after input optocoupler again, control is conveyed to after light-coupled isolation
Device, controller execute open and close valve events according to order control switch valve controling circuit.
As an improvement of the present invention, the alarm selection connects power supply with the wire jumper of a three-prong, ground connection conveys
High and low level opens fault alarm function according to the judgement of high and low level to controller, controller.Controller is according to one two
When four kinds of various combination dial-ups (every kind of combination corresponding time) setting valve opening of toggle switch, pass valve time out fault are alarmed
Between.
As an improvement of the present invention, the switch valve control circuit is by valve opening, pass valve controling circuit and electrical shock protection
Circuit two parts composition, the valve opening, pass valve controling circuit are to be touched by valve opening relay, pass valve relay each by relay
The valve opening of the dry contact connection motor of point output closes valve tap, realizes motor valve opening by the closure of contact, closes valve power circuit
Connection, and then realize the valve opening of valve, close valve control, above-mentioned two relay contact varistor all in parallel is protected
Contact.
As an improvement of the present invention, when controller receives standard-sized sheet, the full OFF signal that air-valve position inputs, valve position
It sets feedback signal output circuit and standard-sized sheet, full pass feedback signal in place is exported by the contact of two relays respectively；Work as controller
Standard-sized sheet, the full OFF signal that the input of air-valve position is not received within the setting time, the then contact for controlling a relay export event
Barrier alarm feedback signal.
As an improvement of the present invention, status indicator lamp, during power supply electrifying, power indication LED can light prompt；
During valve opening, pass valve events, corresponding valve opening, pass valve LED light can light prompt；Valve opening closes valve fault alarm device, therefore
Barrier alarm LED light can light prompt.Power supply, externally input alternating current pass through a concatenated switch and fuse seat
And top placement fuse composition current foldback circuit after, input rectifier is rectified into direct current, then by direct current 5V,
Direct current 5V and 12V power supply is provided after 12V voltage stabilizing chip pressure stabilizing for system.
The controller further includes control chip and peripheral circuit, is adopted according to the order of panel mode selection switch confirmation
With the order of panel control signals on the spot or remote control signal；
Controller alarm selection wire jumper, time setting toggle switch determine that the warning function of controller is opened and time of fire alarming
Threshold value realizes that the open and close of valve control by switch valve control circuit then under the control of open and close valve command；Open and close
Valve events are indicated by LED light；An open and close valve relay contact protection circuit also in parallel；
It is complete by valve position feedback signal output circuit when receiving valve open/close feedback signal in place in the stipulated time
It opens, full close valve state indication signal；
When not receiving valve open/close feedback signal in place at the appointed time, then pass through fault alarm feedback signal electricity
Road exports alarm condition indication signal.
From above-mentioned technical proposal it can be seen that the invention has the following advantages that this controller, which has, is convenient for system integration tune
Control, control signal behavior multiplicity, feedback signal compatibility is strong, signal extension redundancy is sufficient, status indication information is clear, installation dimension
The advantages that shield is easy.
Power transformer and regulator rectifier circuit provide power supply for entire controller, and fuse F1 can play overload and protect
Shield.
Compared with the existing technology, the invention has the advantages that, this controller have it is multiple functional, control model is various,
Signal extension redundancy is sufficient, control signal compatibility is good, anti-empty electrical interference ability is strong, excellent convenient for remote power feeding system integrated regulation and control etc.
Point, while controller uses standard connecting terminal, the advantages that installing, be easy to maintain, status indication information is clear
Detailed description of the invention
Fig. 1 is work flow diagram of the invention；
Fig. 2 is overall structure block schematic illustration of the present invention；
Fig. 3 is power supply terminal connection schematic diagram；
Fig. 4 is panel control switch connection status diagram；
Fig. 5 is remote command connecting terminal connection status diagram；
Fig. 6 is valve position feedback signal connection status diagram.
Specific embodiment:
In order to deepen the understanding of the present invention, the present embodiment is described in detail with reference to the accompanying drawing.
Embodiment 1: referring to Fig. 1, a kind of switching mode valve positioner, the control valve door check includes power supply 1, controller
2, panel control switch 3, remote control signal input 4, alarm selection 5, switch valve control circuit 6, valve position feedback signal output
Circuit 7, air-valve position input 8, fault alarm feedback signal circuit 9 and status indicator lamp 10, the power supply is for being supplied to control
Device and peripheral circuit power supply processed, the panel control switch 3, remote control signal input 4, alarm selection 5, switch valve control circuit
6, valve position feedback signal output circuit 7, air-valve position input 8, fault alarm feedback signal circuit 9, status indicator lamp 10
It is connected with controller, the panel control switch is a 6 gear rotary switches, realizes that output is opened by connecting different stalls
Valve closes valve, valve reset, the remote control signal of selection and controls four kinds of control signals to controller 2, and the controller 2 is according to receiving
Panel valve opening door, closing valve, valve reset order or remote control signal control command, control switch valve controling circuit 6 works, real
Existing valve opening closes valve and valve reset movement, and the remote control signal inputs the open and close threshold voltage signal that 4 circuits are the output of remote control end
By by resistance, capacitor, diodes in parallel at absorbing circuit after input optocoupler again, controller 2 is conveyed to after light-coupled isolation,
Controller 2 executes open and close valve events, the alarm selection 5, with a three-prong according to order control switch valve controling circuit 6
Wire jumper connect power supply, ground connection conveys high and low level to controller 2, controller 2 opens fault alarm according to the judgement of high and low level
Function.Controller 2 is arranged according to four kinds of various combination dial-ups (every kind of combination corresponding time) of two toggle switch
Valve opening closes valve time out fault time of fire alarming, and the switch valve control circuit 6 is by valve opening, pass valve controling circuit and electrical shock protection electricity
Road two parts composition, the valve opening, pass valve controling circuit are by valve opening relay, close valve relay each by relay contact
The valve opening of the dry contact connection motor of output closes valve tap, realizes motor valve opening by the closure of contact, closes valve power circuit
Connection, and then realize the valve opening of valve, close valve control, above-mentioned two relay contact varistor all in parallel touches to protect
Point, when controller 2 receive air-valve position input 8 standard-sized sheet, full OFF signal when, valve position feedback signal output circuit 7 passes through
The contact of two relays exports standard-sized sheet, full pass feedback signal in place respectively；When controller 2 does not receive wind within the setting time
Standard-sized sheet, the full OFF signal of valve position input 8, the then contact for controlling a relay export fault alarm feedback signal, and state refers to
Show lamp 10, during power supply electrifying, power indication LED can light prompt；During valve opening, pass valve events, corresponding valve opening closes valve
LED light can light prompt；Valve opening closes valve fault alarm device, and fault alarm LED light can light prompt.Outside power supply 1
The overcurrent protection that the alternating current of portion's input is formed by a concatenated switch and fuse seat and the fuse of top placement
After circuit, input rectifier is rectified into direct current, then provides direct current after direct current 5V, 12V voltage stabilizing chip pressure stabilizing for system
5V and 12V power supply.The controller further includes that control chip and peripheral circuit, the order according to panel mode selection switch are true
Recognize the order using panel control signals on the spot or remote control signal；Controller alarm selection wire jumper, time setting toggle switch are true
The warning function for determining controller is opened and time of fire alarming threshold value passes through on-off valve control then under the control of open and close valve command
Circuit processed realizes the open and close control of valve；Open and close valve events are indicated by LED light；The open and close valve relay is also simultaneously
Join a contact protection circuit；When receiving valve open/close feedback signal in place in the stipulated time, pass through valve position feedback signal
Output circuit standard-sized sheet, full close valve state indication signal；When not receiving valve open/close feedback signal in place at the appointed time,
Alarm condition indication signal is then exported by fault alarm feedback signal circuit.
From above-mentioned technical proposal it can be seen that the invention has the following advantages that this controller, which has, is convenient for system integration tune
Control, control signal behavior multiplicity, feedback signal compatibility is strong, signal extension redundancy is sufficient, status indication information is clear, installation dimension
The advantages that shield is easy.
The course of work: referring to Fig. 1-Fig. 6, which passes through the wire jumper confirmation report of alarm selection 5 first
Alert effectively or not warning function, while being determined according to two toggle switch various combinations and being joined using specific predetermined time of fire alarming
Number (such as: 00 is 10 seconds corresponding；01 is 20 seconds corresponding；10 is 30 seconds corresponding；11 corresponding 40 seconds), system electrification, power supply 1 through over commutation and
Pressure stabilizing exports direct current 12V and 5V voltage, while lighting power supply indication LED lamp.Control of the controller 2 according to panel control switch 3
Model selection panel manually controls or far controls signal control both of which.
Following Fig. 3: power supply terminal AC12V connection transformer output end, resistance wire F1 (overload protection) connect into electricity
Then resource loop is rectified by rectifier bridge BG1, capacitor C1, capacitor C2 filtering output direct current+12V；Direct current+12V is through voltage-stabiliser tube
U17 pin is exported in third pin, the output+12VOUT voltage after capacitor C9, capacitor C10 filtering；+ 12VOUT input is steady
The second pin, the third foot output DC voltage 5V of pressure pipe U1 is identified as VCC after capacitor C3, capacitor C4 filtering.
Following Fig. 4: panel control switch pin 1 and 6 is grounded, and pin 2 resets control, pin 3 is remote control mode, pin 4
It is to close valve control for valve opening control, pin 5.System control chip (2) receives the confirmation after panel control signals and uses panel
Manually control or far control signal, at the same control that chip (2) detecting/warning selects connection be pin 2 for alarm it is effective, connection
Pin 3 is that alarm is invalid, and (multi gear can to obtain time of fire alarming parameter for control chip (2) detecting/warning selection of time toggle switch
It adjusts).
Be illustrated in fig. 5 shown below: remote control order connecting terminal imports the remote control order of remote control end output.Remote control was opened by resistance
The pin 1-2 of optocoupler U12 is inputted after R27, R53, R28, capacitor C20 series connection and after the absorbing circuit of diode D152 parallel connection again,
It is conveyed to controller (2) after optocoupler U12 isolation, controller (2) executes valve opening according to order control switch valve controling circuit (6) and moves
Make.
Remote control is closed by by after resistance R28, R54, R30, capacitor C21 series connection and after the absorbing circuit of diode D162 parallel connection
The pin 1-2 of optocoupler U12 is inputted again, is conveyed to controller (2) after optocoupler U13 isolation, controller (2) is according to order control switch
Valve controling circuit 6, which executes, closes valve events.
Be illustrated in fig. 6 shown below: valve position feedback signal is inputted by connecting terminal FB, and signal FBON is logical in place for valve wide open
It crosses by inputting optocoupler U15's again after resistance R33, R55, R34, capacitor C22 series connection and after the absorbing circuit of diode D182 parallel connection
Conveying FBONIN gives controller (2) after pin 1-2, optocoupler U15 isolation, and controller (2) is according to order control valve position feedback
Signal output apparatus 7 executes output valve standard-sized sheet feedback signal in place.
Valve close entirely in place signal FBOFF by by resistance R35, R56, R36, capacitor C23 series connection after and diode D192
The pin 1-2 of optocoupler U16 is inputted after absorbing circuit in parallel again, conveying FBOFFIN is to controller 2, control after optocoupler U16 isolation
Device 2 executes output valve according to order control valve position feed back signal output circuit 7 and closes feedback signal in place entirely.
It should be noted that above-described embodiment, is not intended to limit the scope of protection of the present invention, in above-mentioned technical proposal
On the basis of made equivalents or substitution each fall within the range that the claims in the present invention are protected.
Claims (6)
1. a kind of switching mode valve positioner, which is characterized in that the control valve door check include power supply (1), controller (2),
Panel control switch (3), remote control signal input (4), alarm selection (5), switch valve control circuit (6), valve position feedback letter
Number output circuit (7), air-valve position input (8), fault alarm feedback signal circuit (9) and status indicator lamp (10), the electricity
Source is for being supplied to controller and peripheral circuit power supply, the panel control switch (3), remote control signal input (4), alarm choosing
Select (5), switch valve control circuit (6), valve position feedback signal output circuit (7), air-valve position input (8), fault alarm
Feedback signal circuit (9), status indicator lamp (10) are connected with controller.
2. switching mode valve positioner according to claim 1, which is characterized in that the panel control switch is one 6
Gear rotary switch realizes that output valve opening, pass valve, valve reset, the remote control signal of selection control four kinds by connecting different stalls
Control signal is given controller (2), the controller (2) according to receive panel valve opening door, closing valve, valve reset order or
Remote control signal control command, control switch valve controling circuit (6) work realize valve opening, close valve and valve reset movement.
3. switching mode valve positioner according to claim 2, which is characterized in that the remote control signal inputs (4) circuit
For far control the open and close threshold voltage signal of end output by by resistance, capacitor, diodes in parallel at absorbing circuit after input light again
Coupling is conveyed to controller (2) after light-coupled isolation, controller (2) according to order control switch valve controling circuit (6) execution open,
Close valve events.
4. switching mode valve positioner according to claim 3, which is characterized in that the alarm selects (5), with one three
The wire jumper of pin connects power supply, ground connection conveys high and low level and gives controller (2), and controller (2) is adjudicated open-minded according to high and low level
Fault alarm function.
5. switching mode valve positioner according to claim 3 or 4, which is characterized in that the switch valve control circuit (6)
It is made of valve opening, pass valve controling circuit and electrical shock protection circuit two parts, the valve opening, pass valve controling circuit are by valve opening relay
Device, closes valve tap at the valve opening for closing the dry contact connection motor that valve relay is exported each by relay contact, passes through contact
The connection that closure realizes motor valve opening, closes valve power circuit, and then realize the valve opening of valve, close valve control, above-mentioned two relay
A device contact varistor all in parallel protects contact.
6. switching mode valve positioner according to claim 5, which is characterized in that when controller (2) receives air-valve position
Input (8) standard-sized sheet, full OFF signal when, contact difference that valve position feedback signal output circuit (7) passes through two relays
Export standard-sized sheet, full pass feedback signal in place；When controller (2) does not receive the complete of air-valve position input (8) within the setting time
It opens, full OFF signal, then the contact for controlling a relay exports fault alarm feedback signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910357981.8A CN110005852A (en) | 2019-04-30 | 2019-04-30 | A kind of switching mode valve positioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910357981.8A CN110005852A (en) | 2019-04-30 | 2019-04-30 | A kind of switching mode valve positioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110005852A true CN110005852A (en) | 2019-07-12 |
Family
ID=67175116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910357981.8A Pending CN110005852A (en) | 2019-04-30 | 2019-04-30 | A kind of switching mode valve positioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110005852A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113341795A (en) * | 2021-05-21 | 2021-09-03 | 超达阀门集团股份有限公司 | Remote monitoring and early warning system for chemical valve faults |
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|---|---|---|---|---|
| CN201934752U (en) * | 2010-11-25 | 2011-08-17 | 重庆市智能水表有限责任公司 | Multifunctional remote control valve |
| CN202140658U (en) * | 2011-06-16 | 2012-02-08 | 天津百利二通阀门电装有限公司 | Control panel of electric valve |
| CN103697214A (en) * | 2013-12-23 | 2014-04-02 | 卓旦春 | Intelligent valve and control method thereof |
| CN205605931U (en) * | 2016-04-18 | 2016-09-28 | 天津百利二通机械有限公司 | Electric valve control device |
| CN106369203A (en) * | 2016-08-29 | 2017-02-01 | 苏州金洛宇智能科技有限公司 | Electric control valve control system |
| CN108105449A (en) * | 2018-01-16 | 2018-06-01 | 江苏华东正大空调设备有限公司 | A kind of control method of third gear adjusting control case and its control system |
| CN210344465U (en) * | 2019-04-30 | 2020-04-17 | 苏州市职业大学 | Switch type valve controller |
-
2019
- 2019-04-30 CN CN201910357981.8A patent/CN110005852A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201934752U (en) * | 2010-11-25 | 2011-08-17 | 重庆市智能水表有限责任公司 | Multifunctional remote control valve |
| CN202140658U (en) * | 2011-06-16 | 2012-02-08 | 天津百利二通阀门电装有限公司 | Control panel of electric valve |
| CN103697214A (en) * | 2013-12-23 | 2014-04-02 | 卓旦春 | Intelligent valve and control method thereof |
| CN205605931U (en) * | 2016-04-18 | 2016-09-28 | 天津百利二通机械有限公司 | Electric valve control device |
| CN106369203A (en) * | 2016-08-29 | 2017-02-01 | 苏州金洛宇智能科技有限公司 | Electric control valve control system |
| CN108105449A (en) * | 2018-01-16 | 2018-06-01 | 江苏华东正大空调设备有限公司 | A kind of control method of third gear adjusting control case and its control system |
| CN210344465U (en) * | 2019-04-30 | 2020-04-17 | 苏州市职业大学 | Switch type valve controller |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113341795A (en) * | 2021-05-21 | 2021-09-03 | 超达阀门集团股份有限公司 | Remote monitoring and early warning system for chemical valve faults |
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