CN210344465U - Switch type valve controller - Google Patents
Switch type valve controller Download PDFInfo
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- CN210344465U CN210344465U CN201920611004.1U CN201920611004U CN210344465U CN 210344465 U CN210344465 U CN 210344465U CN 201920611004 U CN201920611004 U CN 201920611004U CN 210344465 U CN210344465 U CN 210344465U
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- controller
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Abstract
The utility model relates to an on-off valve controller, control valve controller including power, controller, panel control switch, far control signal input, warning selection, switch valve control circuit, valve position feedback signal output circuit, blast gate position input, fault alarm feedback signal circuit and status indicator lamp, the power is used for providing controller and peripheral circuit power, panel control switch, far control signal input, warning selection, switch valve control circuit, valve position feedback signal output circuit, blast gate position input, fault alarm feedback signal circuit, status indicator lamp all link to each other with the controller. The controller has the advantages of complete functions, various control modes, sufficient signal expansion redundancy, good control signal compatibility, strong virtual-electricity-interference-resistant capability, convenience for integrated regulation and control of a remote control system and the like, and meanwhile, the controller adopts a standard wiring terminal, and has the advantages of convenience in installation and maintenance, clear state indication information and the like.
Description
Technical Field
The invention relates to a controller, in particular to on-off control of a fire-fighting and heating ventilation valve and a water valve, and belongs to the technical field of valve control.
Background
The switch control of fire control and warm logical trade blast gate, water valve has characteristics such as control mode is many, control signal type is many, feedback signal demand is many, and this type of control adopts the electric cabinet at present mostly, and inside guide rail adoption combines air switch, fuse seat and fuse and all kinds of relays, uses the copper wire line to realize the control function through the manual work, and this kind of structure has the line many in installation, maintenance, takes a lot of time, easily produces the mistake, material price shortcoming such as expensive. In order to solve this problem, those skilled in the art have tried solutions, but the effects are not ideal.
Disclosure of Invention
The invention provides the switch type valve controller aiming at the problems in the prior art, the technical scheme has compact and ingenious overall structural design, and the problems of weak universality, multiple connecting line structures, complex structure and inconvenient installation of the existing valve adopting an electric cabinet control mode are solved.
In order to achieve the above purpose, the invention discloses a switch type valve controller, which comprises a power supply, a controller, a panel control switch, a remote control signal input, an alarm selection, a switch valve control circuit, a valve position feedback signal output circuit, a blast valve position input, a fault alarm feedback signal circuit and a status indicator lamp, wherein the power supply is used for providing power for the controller and a peripheral circuit, and the panel control switch, the remote control signal input, the alarm selection, the switch valve control circuit, the valve position feedback signal output circuit, the blast valve position input, the fault alarm feedback signal circuit and the status indicator lamp are all connected with the controller.
As an improvement of the invention, the panel control switch is a 6-gear knob switch, four control signals of opening, closing, valve resetting and remote control signal control are output to the controller by switching on different gears, and the controller controls the operation of the switch valve control circuit according to the received panel opening and closing commands or remote control signal control commands to realize the actions of opening, closing and valve resetting.
As an improvement of the invention, the remote control signal input circuit is characterized in that the switch valve voltage signals output by the remote control end pass through an absorption circuit formed by connecting a resistor, a capacitor and a diode in parallel and then input into an optical coupler, the optical coupler is isolated and then transmitted to the controller, and the controller controls the switch valve control circuit to perform the switch valve action according to a command.
As an improvement of the invention, the alarm selection is that a three-pin jumper is connected with a power supply and grounded to transmit high and low levels to the controller, and the controller judges to turn on the fault alarm function according to the high and low levels. The controller sets overtime fault alarm time for opening and closing the valve according to four different combinations of dial (each combination corresponds to one time) of a two-position dial switch.
The switch valve control circuit is composed of a valve opening and closing control circuit and an electric shock protection circuit, wherein the valve opening and closing control circuit is formed by connecting a valve opening relay and a valve closing relay with a valve opening tap and a valve closing tap of a motor through dry contact points output by relay contacts respectively, the connection of a motor valve opening and closing power supply circuit is realized through the closing of the contacts, and the valve opening and closing control is further realized, and the two relay contacts are connected with a piezoresistor in parallel to protect the contacts.
As an improvement of the invention, when the controller receives full-open and full-close signals input by the position of the air valve, the valve position feedback signal output circuit respectively outputs full-open and full-close in-place feedback signals through contacts of two relays; when the controller does not receive full-open and full-close signals input by the position of the air valve within the set time, the controller controls the contact of one relay to output a fault alarm feedback signal.
As an improvement of the invention, the status indicator lamp, during the power-on period of the power supply, the power supply LED indicator lamp can light up for prompting; during the action period of opening and closing the valve, the corresponding LED indicating lamps for opening and closing the valve are lightened for prompting; and a fault alarm device for opening and closing the valve, and a fault alarm LED indicator lamp can be lightened for prompting. The power supply, after the alternating current of external input passes through an overcurrent protection circuit that the switch that establishes ties and fuse base and the fuse of placing above constitute, input rectifier rectifies to the direct current, then provides direct current 5V and 12V power for the system after through direct current 5V, 12V steady voltage chip steady voltage.
The controller also comprises a control chip and a peripheral circuit, and the controller confirms the command of adopting the local panel control signal or the remote control signal according to the command of the panel mode selection switch;
the controller alarms and selects the jumper wire, the time sets up the dial switch and confirms the alarm function of the controller and opens and alarms the time threshold, then under the control of the order of opening, closing the valve, realize the opening, closing control of the valve through the control circuit of the switch valve; the valve opening and closing actions are indicated through an LED indicator lamp; the on-off valve relay is also connected with a contact protection circuit in parallel;
when receiving valve opening and closing in-place feedback signals at set time, outputting full-opening and full-closing valve state indicating signals through a valve position feedback signal output circuit;
when the valve opening and closing in-place feedback signal is not received within the set time, the alarm state indicating signal is output through the fault alarm feedback signal circuit.
The technical scheme shows that the invention has the following advantages: the controller has the advantages of convenient system integration regulation and control, various control signal selections, strong feedback signal compatibility, sufficient signal expansion redundancy, clear state indication information, simple and convenient installation and maintenance and the like.
The power transformer and the rectifying and voltage-stabilizing circuit provide power for the whole controller, and the fuse F1 can play a role in overload protection.
Compared with the prior art, the controller has the advantages of complete functions, various control modes, sufficient signal expansion redundancy, good control signal compatibility, strong virtual electricity interference resistance, convenience for integrated regulation and control of a remote control system and the like, and simultaneously, the controller adopts a standard wiring terminal, is convenient to install and maintain, has clear state indication information and the like
Drawings
FIG. 1 is a flow chart of the operation of the present invention;
FIG. 2 is a schematic view of the overall structural framework of the present invention;
FIG. 3 is a schematic diagram of a power terminal connection;
FIG. 4 is a schematic view of the connection state of the panel control switch;
FIG. 5 is a schematic view of a remote command terminal connection state;
FIG. 6 is a schematic diagram of a valve position feedback signal connection.
The specific implementation mode is as follows:
for the purpose of enhancing an understanding of the present invention, the present embodiment will be described in detail below with reference to the accompanying drawings.
Example 1: referring to fig. 1, a switch type valve controller, the said valve controller includes a power supply 1, a controller 2, a panel control switch 3, a remote control signal input 4, an alarm selection 5, a switch valve control circuit 6, a valve position feedback signal output circuit 7, a wind valve position input 8, a fault alarm feedback signal circuit 9 and a status indicator lamp 10, the said power supply is used to provide the controller and the peripheral circuit power supply, the said panel control switch 3, the remote control signal input 4, the alarm selection 5, the switch valve control circuit 6, the valve position feedback signal output circuit 7, the wind valve position input 8, the fault alarm feedback signal circuit 9 and the status indicator lamp 10 are all connected with the controller, the said panel control switch is a 6-gear knob switch, through connecting different gears, to output four kinds of control signals of open valve, close valve, valve reset and remote control signal control to the controller 2, the controller 2 controls the switch valve control circuit 6 to work according to received panel valve opening, valve closing, valve resetting commands or remote control signal control commands, so that valve opening, valve closing and valve resetting actions are realized, the remote control signal input 4 circuit is an absorption circuit formed by connecting a resistor, a capacitor and a diode in parallel, then inputs an optical coupler, transmits the voltage signal to the controller 2 after the voltage signal of the valve opening and closing output by a remote control end passes through the absorption circuit, transmits the voltage signal to the controller 2 after the voltage signal is isolated by the optical coupler, the controller 2 controls the switch valve control circuit 6 to execute the valve opening and closing actions according to the commands, the alarm selection 5 is realized by connecting a three-pin jumper to a power supply and grounding to transmit high and low levels to the controller 2, and the controller 2 judges whether to open the fault alarm function according to the high and low levels. The controller 2 sets the overtime fault alarm time of valve opening and valve closing according to four different combinations of dial (each combination corresponds to a time) of a two-bit dial switch, the switch valve control circuit 6 consists of two parts of a valve opening circuit, a valve closing control circuit and an electric shock protection circuit, the valve opening and closing control circuit is formed by connecting a valve opening relay and a valve closing relay with a valve opening tap and a valve closing tap of the motor through dry contact points output by relay contacts respectively, and realizing the connection of a motor valve opening and closing power circuit through the closing of the contacts, thereby realizing the control of opening and closing the valve, the two relay contacts are connected with a piezoresistor in parallel to protect the contacts, when the controller 2 receives full-open and full-close signals of the air valve position input 8, the valve position feedback signal output circuit 7 outputs full-open and full-close in-place feedback signals through contacts of the two relays respectively; when the controller 2 does not receive full-open and full-close signals of the air valve position input 8 within the set time, the contact of one relay is controlled to output a fault alarm feedback signal, the state indicator lamp 10 is controlled, and the power supply LED indicator lamp can be lightened to prompt during the power-on period of the power supply; during the action period of opening and closing the valve, the corresponding LED indicating lamps for opening and closing the valve are lightened for prompting; and a fault alarm device for opening and closing the valve, and a fault alarm LED indicator lamp can be lightened for prompting. After alternating current input from the outside of the power supply 1 passes through an overcurrent protection circuit consisting of a switch connected in series, a fuse base and a fuse arranged above the fuse base, the alternating current is input into a rectifier to be rectified into direct current, and then the direct current is stabilized by a direct current 5V and 12V voltage stabilizing chip to provide direct current 5V and 12V power supplies for the system. The controller also comprises a control chip and a peripheral circuit, and the controller confirms the command of adopting the local panel control signal or the remote control signal according to the command of the panel mode selection switch; the controller alarms and selects the jumper wire, the time sets up the dial switch and confirms the alarm function of the controller and opens and alarms the time threshold, then under the control of the order of opening, closing the valve, realize the opening, closing control of the valve through the control circuit of the switch valve; the valve opening and closing actions are indicated through an LED indicator lamp; the on-off valve relay is also connected with a contact protection circuit in parallel; when receiving valve opening and closing in-place feedback signals at set time, outputting full-opening and full-closing valve state indicating signals through a valve position feedback signal output circuit; when the valve opening and closing in-place feedback signal is not received within the set time, the alarm state indicating signal is output through the fault alarm feedback signal circuit.
The technical scheme shows that the invention has the following advantages: the controller has the advantages of convenient system integration regulation and control, various control signal selections, strong feedback signal compatibility, sufficient signal expansion redundancy, clear state indication information, simple and convenient installation and maintenance and the like.
The working process is as follows: referring to fig. 1-6, the switch type valve controller firstly confirms the alarm function through the jumper of the alarm selection 5, and simultaneously determines to adopt specific preset alarm time parameters (for example, 00 corresponds to 10 seconds; 01 corresponds to 20 seconds; 10 corresponds to 30 seconds; 11 corresponds to 40 seconds) according to different combinations of two-bit dial switches, the system is powered on, the power supply 1 outputs direct current 12V and 5V voltages through rectification and voltage stabilization, and simultaneously lights a power supply indicating LED lamp. The controller 2 selects two modes of panel manual control or remote control signal control according to the control mode of the panel control switch 3.
FIG. 3 is as follows: a power supply terminal AC12V is connected with the output end of the transformer, a resistance wire F1 (overload protection) is connected in series into a power supply loop, and then rectified by a rectifier bridge BG1, and a capacitor C1 and a capacitor C2 filter and output direct current + 12V; the direct current +12V is output at a third pin through a voltage regulator tube U17, and the voltage +12VOUT is output after being filtered by a capacitor C9 and a capacitor C10; the second pin of the +12VOUT input voltage regulator U1 and the output direct current voltage 5V of the third pin are marked as VCC after being filtered by a capacitor C3 and a capacitor C4.
FIG. 4 is as follows: the panel control switch pins 1 and 6 are grounded, the pin 2 is reset and controlled, the pin 3 is in a remote control mode, the pin 4 is in valve opening control, and the pin 5 is in valve closing control. The system control chip (2) receives the control signal from the panel and then confirms that the panel is adopted for manual control or remote control, meanwhile, the control chip (2) detects that the alarm selection is connected with the pin 2 which is effective, the connected pin 3 is ineffective, and the control chip (2) detects the alarm time and selects the dial switch to obtain the alarm time parameter (multi-gear adjustable).
As shown in fig. 5 below: and the remote control command wiring terminal imports a remote control command output by the remote control end. The remote control switch is connected in series through resistors R27, R53, R28 and a capacitor C20 and then is connected with an absorption circuit connected with a diode D152 in parallel, the absorption circuit is input into a pin 1-2 of an optocoupler U12, the optocoupler U12 is isolated and then is transmitted to a controller (2), and the controller (2) controls a switch valve control circuit (6) to execute a valve opening action according to a command.
The remote control switch is connected in series by resistors R28, R54, R30 and a capacitor C21 and then is input into a pin 1-2 of an optocoupler U12 after being connected with an absorption circuit of a diode D162 in parallel, the optocoupler U13 is isolated and then is transmitted to a controller (2), and the controller (2) controls a switch valve control circuit 6 to execute valve closing action according to a command.
As shown in fig. 6 below: a valve position feedback signal is input through a wiring terminal FB, a valve full-open-in-place signal FBON passes through an absorption circuit formed by connecting resistors R33, R55, R34 and a capacitor C22 in series and then connecting a diode D182 in parallel, then is input into a pin 1-2 of an optical coupler U15, the optical coupler U15 is isolated and then transmits the FBONIN to a controller (2), and the controller (2) controls a valve position feedback signal output circuit 7 to output the valve full-open-in-place feedback signal according to a command.
The valve full-closed-in-place signal FBOFF passes through an absorption circuit formed by serially connecting resistors R35, R56, R36 and a capacitor C23 in parallel with a diode D192 and then is input into a pin 1-2 of an optical coupler U16, the optical coupler U16 is isolated and then transmits FBOFFIN to the controller 2, and the controller 2 controls the valve position feedback signal output circuit 7 to output a valve full-closed-in-place feedback signal according to a command.
It should be noted that the above-mentioned embodiments are not intended to limit the scope of the present invention, and all equivalent modifications and substitutions based on the above-mentioned technical solutions are within the scope of the present invention as defined in the claims.
Claims (6)
1. The switch type valve controller is characterized by comprising a power supply (1), a controller (2), a panel control switch (3), a remote control signal input (4), an alarm selection (5), a switch valve control circuit (6), a valve position feedback signal output circuit (7), an air valve position input (8), a fault alarm feedback signal circuit (9) and a state indicator lamp (10), wherein the power supply is used for providing power for the controller and a peripheral circuit, and the panel control switch (3), the remote control signal input (4), the alarm selection (5), the switch valve control circuit (6), the valve position feedback signal output circuit (7), the air valve position input (8), the fault alarm feedback signal circuit (9) and the state indicator lamp (10) are all connected with the controller.
2. The switch-type valve controller according to claim 1, wherein the panel control switch is a 6-position knob switch, and four control signals of opening, closing, resetting and selecting a remote control signal are output to the controller (2) by switching on different positions, and the controller (2) controls the switch valve control circuit (6) to operate according to the received panel opening, closing and resetting commands or remote control signal control commands, so as to realize the actions of opening, closing and resetting the valve.
3. The switch type valve controller according to claim 2, wherein the remote control signal input circuit (4) is an absorption circuit formed by connecting an on-off valve voltage signal output by the remote control end in parallel through a resistor, a capacitor and a diode, then inputting the on-off valve voltage signal into the optical coupler, transmitting the on-off valve voltage signal to the controller (2) after optical coupling isolation, and controlling the on-off valve control circuit (6) to perform the valve opening and closing actions by the controller (2) according to a command.
4. A switch-type valve controller according to claim 3, characterized in that said alarm selector (5) is adapted to supply high and low levels to the controller (2) by means of a three-pin jumper connection, and the controller (2) is adapted to determine whether the malfunction alarm function is activated in response to the high and low levels.
5. The switch type valve controller according to claim 3 or 4, wherein the switch valve control circuit (6) is composed of a valve opening and closing control circuit and an electric shock protection circuit, the valve opening and closing control circuit is composed of a valve opening relay and a valve closing relay which are respectively connected with a valve opening tap and a valve closing tap of the motor through dry contacts output by relay contacts, the connection of the motor opening and closing power supply circuit is realized through the closing of the contacts, and the valve opening and closing control is further realized, and the two relay contacts are connected with a piezoresistor in parallel to protect the contacts.
6. The switch type valve controller according to claim 5, wherein when the controller (2) receives the full-open and full-close signals of the air valve position input (8), the valve position feedback signal output circuit (7) respectively outputs full-open and full-close in-place feedback signals through the contacts of the two relays; when the controller (2) does not receive the full-on and full-off signals of the air valve position input (8) within the set time, the controller controls the contact of one relay to output a fault alarm feedback signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920611004.1U CN210344465U (en) | 2019-04-30 | 2019-04-30 | Switch type valve controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920611004.1U CN210344465U (en) | 2019-04-30 | 2019-04-30 | Switch type valve controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210344465U true CN210344465U (en) | 2020-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920611004.1U Expired - Fee Related CN210344465U (en) | 2019-04-30 | 2019-04-30 | Switch type valve controller |
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| Country | Link |
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| CN (1) | CN210344465U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110005852A (en) * | 2019-04-30 | 2019-07-12 | 苏州市职业大学 | A kind of switching mode valve positioner |
-
2019
- 2019-04-30 CN CN201920611004.1U patent/CN210344465U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110005852A (en) * | 2019-04-30 | 2019-07-12 | 苏州市职业大学 | A kind of switching mode valve positioner |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200417 |
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| CF01 | Termination of patent right due to non-payment of annual fee |