CN215568320U - Controller with feedback and electromagnetic pulse valve comprising same - Google Patents
Controller with feedback and electromagnetic pulse valve comprising same Download PDFInfo
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- CN215568320U CN215568320U CN202121406986.4U CN202121406986U CN215568320U CN 215568320 U CN215568320 U CN 215568320U CN 202121406986 U CN202121406986 U CN 202121406986U CN 215568320 U CN215568320 U CN 215568320U
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Abstract
The utility model discloses a controller with feedback and an electromagnetic pulse valve comprising the same, comprising: a pulse valve control circuit for controlling the electromagnetic pulse valve; the pulse valve signal feedback loop is used for acquiring the pulse valve working state information of the electromagnetic pulse valve; the processor is used for sending a control instruction to the pulse valve control circuit and adjusting the control instruction according to the pulse valve working state information fed back by the pulse valve signal feedback loop; the pulse valve control circuit, the processor and the pulse valve signal feedback loop are packaged together. The controller is directly arranged on the electromagnetic pulse valve, can singly and directly control the electromagnetic pulse valve, can timely and accurately acquire the real working state of the electromagnetic pulse valve, and solves the technical problems that in the prior art, a pulse injection controller or a PLC for controlling the electromagnetic pulse valve is positioned at a far end, the real working state and the damage state of each electromagnetic pulse valve cannot be clearly acquired, an independent detection circuit needs to be added, the control cost is increased, or the fault is regularly checked and examined, and the maintenance cost is high.
Description
Technical Field
The utility model relates to the technical field of pulse valves, in particular to a controller with feedback and an electromagnetic pulse valve with the controller.
Background
The electromagnetic pulse valve comprises a right-angle electromagnetic pulse valve, a submerged electromagnetic pulse valve or a straight-through electromagnetic pulse valve. Taking the submerged electromagnetic pulse valve as an example, as shown in fig. 1, the submerged electromagnetic pulse valve 100 is a generator of an ash removal air source of a pulse blowing bag type dust collector, and the ash removal blowing system is composed of the submerged electromagnetic pulse valve and a remote pulse blowing controller. The gas distribution box 200 is sleeved outside the submerged electromagnetic pulse valve 100, the submerged electromagnetic pulse valve 100 is connected with one end of a connecting pipe, the other end of the connecting pipe penetrates through the gas distribution box 200 to be connected with one end of the injection pipe 400, the other end of the injection pipe 400 penetrates through the dust remover box body 600, and the injection pipe 400 is connected with the dust remover box body 600 through the box wall connector 700. The bottom of the injection tube 400 is provided with a plurality of nozzles 500, a filter bag 300 is arranged under each nozzle 500, the left arrow in fig. 1 indicates the entering direction of the dust-containing gas, and the right arrow indicates the exiting direction of the purified gas. The electromagnetic pulse valve is controlled by an electric signal output by a pulse injection controller at a far end, compressed gas is injected to clean the filter bag, dust collected on the dust facing surface of the filter bag is stripped, the dust remover operates within a set resistance range, and particles in the discharged gas reach the standard of environmental protection.
The conventional submerged electromagnetic pulse valve 100 is configured as shown in fig. 2 and 3, and mainly includes a valve cover 119, a valve body 118, and a main diaphragm 101. The bonnet 119, the main diaphragm 101 and the valve body 118 are fixed by a first bolt 116, and are fixed to the gas distribution box (gas bag) 200 by a second bolt 117 via a flange on the valve body 118, and the output port 109 is connected to the valve body 118. The main diaphragm 101 is connected with the valve body 118 through a third compression spring 115, the auxiliary diaphragm 104 is connected with the valve body 118 through a second compression spring 114, and the first compression spring 113 is sleeved outside the armature 110.
The operation principle of the submerged solenoid pulse valve 100 is shown in fig. 2: the main diaphragm 101 divides the large air cavity of the electromagnetic pulse valve into a first front air chamber 102 and a first rear air chamber 103, the auxiliary diaphragm 104 divides the small air cavity into a second front air chamber 105 and a second rear air chamber 106, when the electromagnetic pulse valve is connected with the air distribution box 200, compressed air (the direction of arrows in figures 2 and 3 is the entering direction of the compressed air) respectively enters the first rear air chamber 103 and the second rear air chamber 106 through a first throttling hole 107 and a second throttling hole 108, and because the second air release hole 111 and the first air release hole 112 are blocked, the pressure of the first rear air chamber 103 enables the main diaphragm 101 to be tightly attached to the output port 109, and the submerged electromagnetic pulse valve 100 is in a closed state.
The armature 110 of the submerged electromagnetic pulse valve is moved by the electric signal of the far-end pulse blowing control instrument, the second vent hole 111 is opened, the second rear air chamber 106 loses pressure rapidly, the auxiliary diaphragm 104 moves backwards, the first vent hole 112 is opened, the first rear air chamber 103 loses pressure rapidly, the pressure of the first front air chamber 102 moves backwards the main diaphragm 101, compressed air is blown through the output port 109, and the submerged electromagnetic pulse valve 100 is in an 'open' state, as shown in fig. 3.
When the electric signal of the pulse blowing control instrument disappears, the armature 110 of the submerged electromagnetic pulse valve resets, the second vent hole 111 is blocked, the auxiliary diaphragm 104 moves forward, the first vent hole 112 is blocked, the pressure of the first rear air chamber 103 rises, the main diaphragm 101 is tightly attached to the output port 109, and the submerged electromagnetic pulse valve 100 is in a closed state as shown in fig. 2.
However, the inventor of the present application finds that: in the prior art, the electromagnetic pulse valve is controlled by a pulse injection controller or a PLC (programmable logic controller), the pulse injection controller or the PLC is in communication connection with the electromagnetic pulse valve through a junction box installed on the electromagnetic pulse valve, the pulse injection controller or the PLC is located at a far end and controls a plurality of electromagnetic pulse valves at the same time, the real working state and the damage state of each electromagnetic pulse valve cannot be known clearly, an independent detection circuit needs to be added, the control cost is increased, or the faults need to be inspected and checked regularly, and the maintenance cost is high.
Therefore, the above prior art has at least the following technical problems: in the prior art, a pulse injection control instrument or a PLC for controlling the electromagnetic pulse valves is positioned at a far end, so that the real working state and the damage state of each electromagnetic pulse valve cannot be clearly known, an independent detection circuit needs to be added, the control cost is increased, or the faults need to be regularly checked and troubleshot, and the maintenance cost is high.
SUMMERY OF THE UTILITY MODEL
The embodiment of the application solves the technical problems that in the prior art, the pulse injection controller or the PLC of the electromagnetic pulse valve is located at a far end, the real working state and the damage state of each electromagnetic pulse valve cannot be clearly known, an independent detection circuit needs to be added, the control cost is increased, or the regular inspection and troubleshooting are needed, and the maintenance cost is high.
In order to solve the above technical problem, in a first aspect, an embodiment of the present application provides a controller with feedback, where the controller includes:
a pulse valve control circuit for controlling the electromagnetic pulse valve;
the pulse valve signal feedback loop is used for acquiring the pulse valve working state information of the electromagnetic pulse valve;
the processor is used for sending a control instruction to the pulse valve control circuit and adjusting the control instruction according to the pulse valve working state information fed back by the pulse valve signal feedback loop;
the pulse valve control circuit is connected with a coil of an electromagnetic pulse valve, and the processor is connected with the pulse valve control circuit and the pulse valve signal feedback loop;
the pulse valve control circuit, the processor and the pulse valve signal feedback loop are packaged together.
Further, the pulse valve signal feedback loop comprises:
the sensor assembly is used for acquiring the working state information of the pulse valve of the electromagnetic pulse valve;
and the signal conditioner is used for preprocessing the working state information of the pulse valve, one end of the signal conditioner is connected with the sensor assembly, and the other end of the signal conditioner is connected with the processor.
Further, the electromagnetic pulse valve includes gas outlet and valve body, be equipped with sealed diaphragm on the gas outlet, the diaphragm with be connected with reset spring between the valve body, the sensor package spare includes:
the displacement sensor is arranged on the return spring to acquire displacement data of the diaphragm; and the displacement sensor is connected with the processor through the signal conditioner.
Further, the electromagnetic pulse valve includes an air inlet, and the sensor assembly includes:
the pressure sensor is arranged at the air inlet and/or the air outlet to acquire air pressure data; and the pressure sensor is connected with the processor through the signal conditioner.
Further, the sensor assembly includes:
the flow sensor is arranged at the air outlet and/or the air inlet to acquire the flow of the electromagnetic pulse valve so as to obtain the opening degree of a diaphragm on the air outlet; and the flow sensor is connected with the processor through the signal conditioner.
Further, the signal conditioner includes:
the input end of the signal conversion module is connected with the sensor assembly, and the signal conversion module is used for performing signal conversion on the working state information of the pulse valve, so that the signal conversion module is convenient for the processor to receive;
and the input end of the filtering module is connected with the output end of the signal conversion module, the output end of the filtering module is connected with the processor, and the filtering module is used for filtering the working state information of the pulse valve so as to eliminate signal interference.
Further, the pulse valve control circuit comprises a coil driving circuit, and the coil driving circuit is connected with the coil.
Furthermore, the processor is connected with an external power supply, the controller also comprises a power supply manager, and the processor is connected with the external power supply through the power supply manager;
the controller also comprises a communication driver, the processor is in communication connection with a remote central control room through the communication driver, and the communication driver is connected with the central control room through a communication network.
In a second aspect, embodiments of the present application further provide an electromagnetic pulse valve, including:
an electromagnetic pulse valve including the coil;
the controller is fixedly connected to the electromagnetic pulse valve, and the pulse valve control circuit of the controller is connected with the coil.
Further, the electromagnetic pulse valve comprises a valve body, an air inlet, an air outlet and a driving electric component for closing or opening the air outlet, wherein the driving electric component comprises the coil and a diaphragm for covering the air outlet, and the diaphragm is connected with a return spring;
the controller is fixedly arranged on one side of the coil, and the pulse valve control circuit of the controller is in communication connection with the wiring terminal of the coil;
the controller comprises a displacement sensor, a pressure sensor and a flow sensor, the displacement sensor is arranged on the reset spring in the electromagnetic pulse valve, the pressure sensor is arranged at the air inlet and/or the air outlet of the electromagnetic pulse valve, and the flow sensor is arranged at the air outlet and/or the air inlet of the electromagnetic pulse valve;
and the displacement sensor, the pressure sensor and the flow sensor are connected with the pulse valve signal feedback loop.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
(1) the embodiment of the application encapsulates a processor, a pulse valve control circuit and a pulse valve signal feedback loop together to form the controller, then the controller is directly installed on the electromagnetic pulse valve, the controller on the electromagnetic pulse valve singly and directly controls the electromagnetic pulse valve, the pulse valve signal feedback loop can detect the pulse valve working state information of the electromagnetic pulse valve, the controller can timely and accurately acquire the real pulse valve working state information and the damage condition of the electromagnetic pulse valve, the technical problems that in the prior art, a pulse injection control instrument or a PLC (programmable logic controller) for controlling the electromagnetic pulse valve is positioned at a far end, the real working state and the damage state of each electromagnetic pulse valve cannot be clearly acquired, an independent detection circuit needs to be added, the control cost is increased, or the fault is regularly inspected and inspected, and the maintenance cost is high are effectively solved, the beneficial effects of convenience, good use, high working efficiency and low maintenance cost are realized.
(2) The controllers on the electromagnetic pulse valves can be directly communicated with the central control room through a local area network, a pulse controller is not needed, and field wiring can be simplified; the central control room is used for centralized management, and system-level control is directly realized on the basis of high-speed data operation of the central control room, an industrial personal computer and cloud computing; the work abnormality and the fault of each electromagnetic pulse valve can be accurately positioned; the controllers interact with the central control room, and control parameters such as pulse width and pulse period can be set for each controller on line on the central control room.
(3) The embodiment of the application be equipped with on the electromagnetic pulse valve independently the controller, the controller is single, control the electromagnetic pulse valve directly, pulse valve signal feedback loop can detect the pulse valve operating condition information of electromagnetic pulse valve, the controller can in time, accurately learn the true pulse valve operating condition information and the damage condition of electromagnetic pulse valve, has effectively solved control among the prior art the pulse jetting control appearance or the PLC of electromagnetic pulse valve all are located the distal end, can't clearly learn the true operating condition and the damage condition of each electromagnetic pulse valve, need increase independent detection circuitry, increase control cost, or need regularly to patrol and examine the troubleshooting trouble, technical problem that maintenance cost is high has realized convenient good use, work efficiency is high, the beneficial effect that maintenance cost is low.
Drawings
FIG. 1 is a schematic structural view of a pulse-jet bag collector in the prior art;
FIG. 2 is a schematic structural view (closed) of a prior art flooded solenoid pulse valve;
FIG. 3 is a schematic diagram of a prior art submerged solenoid pulse valve configuration (open);
FIG. 4 is a schematic diagram of a controller according to an embodiment of the present application;
fig. 5 is a schematic structural diagram of an electromagnetic pulse valve according to an embodiment of the present application.
Detailed Description
The embodiment of the application solves the technical problems that in the prior art, the pulse injection controller or the PLC of the electromagnetic pulse valve is located at a far end, the real working state and the damage state of each electromagnetic pulse valve cannot be clearly known, an independent detection circuit needs to be added, the control cost is increased, or the regular inspection and troubleshooting are needed, and the maintenance cost is high.
In order to solve the technical problems, the technical scheme provided by the application has the following general idea: the controller is directly installed on the electromagnetic pulse valve, the controller on the electromagnetic pulse valve controls the electromagnetic pulse valve singly and directly, the pulse valve signal feedback loop can detect the pulse valve working state information of the electromagnetic pulse valve, the controller can timely and accurately acquire the real pulse valve working state information and the damage condition of the electromagnetic pulse valve, the technical problems that in the prior art, a pulse injection controller or a PLC (programmable logic controller) for controlling the electromagnetic pulse valve is located at a far end, the real working state and the damage state of each electromagnetic pulse valve cannot be acquired clearly, an independent detection circuit needs to be added, the control cost is increased, or the faults need to be checked regularly and the maintenance cost is high are solved, and the convenient and easy use, routing inspection and inspection are realized, The working efficiency is high, and the maintenance cost is low.
In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.
Example one
Fig. 4 is a schematic structural diagram of a controller with feedback according to an embodiment of the present application, and as shown in fig. 4, the controller 800 includes a pulse valve control circuit 810, a processor 820, and a pulse valve signal feedback loop 870.
The pulse valve control circuit 810 is used for being connected with a coil of the electromagnetic pulse valve A; the processor 820 is connected with the pulse valve control circuit 810; the pulse valve signal feedback loop 870 is connected to the processor 820, and configured to acquire the pulse valve operating status information of the electromagnetic pulse valve a, monitor the electromagnetic pulse valve a, and transmit the pulse valve operating status information to the processor 820.
The controller 800 further includes a housing within which the pulse valve control circuit 810, the processor 820, and the pulse valve signal feedback loop 870 are packaged together.
The processor 820 sends a control instruction to the pulse valve control circuit 810, and the pulse valve control circuit 810 receives the control instruction and controls the on-off of the electric signal of the coil according to the control instruction, so as to control the opening and closing, the pulse width and the pulse period of the electromagnetic pulse valve; the pulse valve signal feedback loop 870 acquires the pulse valve working state information and feeds the pulse valve working state information back to the processor 820, and the processor 820 adjusts the control command based on the pulse valve working state information. The processor 820 obtains whether the coil works normally by detecting the coil current or voltage drop of the electromagnetic pulse valve a, so as to obtain a control result.
The pulse valve working state information comprises: the circuit state information of the electromagnetic pulse valve A, the working state information of the gas path pulse valve, the abnormal state information and the like.
In the embodiment of the present application, the processor 820, the pulse valve control circuit 810 and the pulse valve signal feedback loop 870 are packaged together to form the controller 800, and then the controller 800 is directly installed on the electromagnetic pulse valve a, the controller 800 on the electromagnetic pulse valve a individually and directly controls the electromagnetic pulse valve a, the pulse valve signal feedback loop 870 can detect the pulse valve working state information of the electromagnetic pulse valve a, and the controller can timely and accurately acquire the actual pulse valve working state information and damage condition of the electromagnetic pulse valve a, thereby effectively solving the problems that in the prior art, a pulse injection controller or a PLC controlling the electromagnetic pulse valve is located at a far end, the actual working state and damage state of each electromagnetic pulse valve cannot be clearly acquired, an independent detection circuit needs to be added, the control cost is increased regularly, or the inspection and troubleshooting are needed, the technical problem of high maintenance cost is solved, and the beneficial effects of convenience, good use, high working efficiency and low maintenance cost are realized.
In one embodiment of the present application, the pulse valve control circuit 810 includes a coil driving circuit 811, and the coil driving circuit 811 is connected to the coil to transmit an electric signal to the coil under the control of the processor 820.
In an embodiment of the present application, the processor 820 is connected to an external power source, and the external power source provides power to the controller 800.
In an embodiment of the present application, the controller 800 further includes a power manager 830, the processor 820 is connected to the external power source through the power manager 830, and the power manager 830 can control an output voltage, on/off, and the like of the external power source, for example, in this embodiment, the output voltage of the external power source is 24V. The external power supply can be a power supply in the remote controller 850 or the control cabinet, the controller 800 is provided with a power supply connector, the power supply connector is connected with the power supply manager 830 through a power line, and the power supply connector can be connected with the external power supply.
In one embodiment of the present application, the controller 800 further comprises a communication driver 840, and the processor 800 is communicatively connected to a remote central control room through the communication driver 840. The communication driver 840 is connected to the central office through a communication network 860. The controller 800 is provided with a communication connector, the communication connector is connected with the communication driver 840 through a communication line, and the communication connector can be connected with a communication network 860 in a communication mode. In this embodiment, the communication driver 840 is a fieldbus driver and the communication network is a fieldbus network.
Specifically, the controller 800 on each electromagnetic pulse valve a can directly communicate with the central control room through the local area network, a pulse controller is not needed, and field wiring can be simplified; the central control room is used for centralized management, and system-level control is directly realized on the basis of high-speed data operation of the central control room, an industrial personal computer and cloud computing; each electromagnetic pulse valve A works abnormally and can be positioned accurately when a fault occurs; the controllers 800 interact with the central office where control parameters, such as pulse width and pulse period, can be set for each controller 800 "on-line".
In an embodiment of the present application, the pulse valve signal feedback loop includes a sensor assembly 871 and a signal conditioner 872.
The sensor component 871 is used for acquiring the pulse valve working state information of the electromagnetic pulse valve A; the signal conditioner 872 is used for preprocessing the working state information of the pulse valve, one end of the signal conditioner 872 is connected with the sensor component 871, and the other end of the signal conditioner 872 is connected with the processor 820.
In an embodiment of the present application, the sensor component 871 includes a displacement sensor, the electromagnetic pulse valve a includes a gas outlet (for the submerged electromagnetic pulse valve 100, the output port 109 in fig. 2 to 3 is provided), the gas outlet is provided with a sealing diaphragm (for the submerged electromagnetic pulse valve 100, the main diaphragm 101 in fig. 2 to 3 is provided), a return spring (for the submerged electromagnetic pulse valve 100, the third compression spring 115 in fig. 2 to 3 is provided) is connected between the diaphragm and a valve body of the electromagnetic pulse valve a, and the displacement sensor is configured to be disposed on the return spring to obtain displacement data of the diaphragm; and the displacement sensor is connected to the processor 820 through the signal conditioner 872.
Specifically, in the prior art, by providing a proximity switch, whether the diaphragm is actuated and an approximate actuation time can be obtained, and in the embodiment of the present application, by providing a displacement sensor on the return spring, the whole actuation process information (including whether the diaphragm is actuated, actuation time, actuation speed, actuation acceleration, and the like) of the diaphragm can be obtained, the processor 820 receives and processes the actuation process information, so that the working state information and the damage condition of the pulse valve of the electromagnetic pulse valve can be obtained more clearly, an abnormality diagnosis can be made, and the processor 820 transmits the working state information and the abnormality diagnosis result of the pulse valve to the remote central control room.
In an embodiment of the present application, the sensor assembly 871 further includes a pressure sensor, and the pressure sensor is configured to be disposed at an air inlet of the electromagnetic pulse valve a (for the submerged electromagnetic pulse valve 100, i.e., the input port m in fig. 2 to 3) to acquire air pressure data; and the pressure sensor is connected to the processor 820 via the signal conditioner 872.
Specifically, the pressure sensor can measure the air pressure and air pressure fluctuation data of the air inlet, the processor 820 receives and processes the air pressure and air pressure fluctuation data of the air inlet to obtain the working state information and the damage condition of the pulse valve, makes an abnormality diagnosis, and transmits the working state information of the pulse valve and the abnormality diagnosis result to the remote central control room.
In an embodiment of the present application, the sensor assembly 871 includes a flow sensor, and the flow sensor is configured to be disposed at an air outlet of the electromagnetic pulse valve a to obtain a flow rate of the electromagnetic pulse valve a, so as to obtain an opening degree of a diaphragm on the air outlet; and the flow sensor is connected to the processor 820 via the signal conditioner 872.
Specifically, the flow sensor can measure the flow, the processor 820 receives and processes the flow data to obtain the working state information of the pulse valve such as the gas pressure during blowing and the opening degree of the diaphragm on the gas outlet, and makes an abnormality diagnosis, and the processor 820 transmits the working state information of the pulse valve and the abnormality diagnosis result to the remote central control room.
In summary, on one hand, the controller in the embodiment of the present application generates a new control instruction based on the pulse valve working state information, and the processor controls the electromagnetic pulse valve based on the control instruction; alternatively, the processor may feed back the received pulse valve operating state information to the communication network through a communication driver circuit associated with the processor. In the central control room, based on the pulse valve working state information and the abnormality diagnosis result sent by the processor 820, the working abnormality and the fault of each electromagnetic pulse valve a can be accurately positioned without adding an independent detection circuit, increasing the control cost or requiring regular inspection.
In an embodiment of the present application, the signal conditioner 872 includes a signal conversion module and a filtering module.
The input end of the signal conversion module is connected with the sensor component 871, and the signal conversion module is used for performing signal conversion on the working state information of the pulse valve, so that the processor 820 can receive and process the information conveniently. The input end of the filtering module is connected with the output end of the signal conversion module, the output end of the filtering module is connected with the processor 820, and the filtering module is used for filtering the working state information of the pulse valve of the electromagnetic pulse valve A so as to eliminate signal interference.
Example two
Based on the same inventive concept as the controller with feedback in the previous embodiment, the present invention further provides an electromagnetic pulse valve comprising the controller, as shown in fig. 5, the electromagnetic pulse valve comprises an electromagnetic pulse valve a and the controller 800.
The electromagnetic pulse valve a may be a right-angle electromagnetic pulse valve, a submerged electromagnetic pulse valve 100, or a straight-through electromagnetic pulse valve.
In this embodiment, the electromagnetic pulse valve a is the submerged electromagnetic pulse valve 100, the submerged electromagnetic pulse valve 100 includes a valve body 118, an air inlet m, an output port 109, and a driving electric component for closing or opening the output port 109, the driving electric component includes the coil and a main diaphragm 101 for covering the air outlet, and a third compression spring 115 is connected between the main diaphragm 101 and the valve body 118.
Fig. 5 is a schematic diagram of the installation and cooperation of the submerged electromagnetic pulse valve 100 and the controller 800, as shown in fig. 5, the housing of the controller 800 is directly and fixedly connected to the submerged electromagnetic pulse valve 100 through a mechanical structure (bolts, screws, etc.), and the pulse valve control circuit of the controller 800 is connected to the terminal n of the coil; and the controller 800 is fixedly provided at one side of the terminal n of the coil.
The sensor assembly 871 of the controller 800 includes a displacement sensor disposed on the third compression spring 115 inside the submerged electromagnetic pulse valve 100, a pressure sensor disposed at the gas inlet m of the submerged electromagnetic pulse valve 100, and a flow sensor disposed at the output port 109 of the submerged electromagnetic pulse valve 100.
The displacement sensor, the pressure sensor and the flow sensor are all connected with the pulse valve signal feedback loop 870.
The embodiment of the application be equipped with on the electromagnetic pulse valve independence controller 800, controller 800 is single, control the electromagnetic pulse valve directly, pulse valve signal feedback loop 870 can detect electromagnetic pulse valve A's pulse valve operating condition information, real pulse valve operating condition information and the damaged condition of electromagnetic pulse valve A can in time, accurately be learned to the controller, have effectively solved control among the prior art pulse jetting control appearance or PLC of electromagnetic pulse valve all are located the distal end, can't clearly learn the real operating condition of each electromagnetic pulse valve and damaged condition, need increase independent detection circuitry, increase control cost, or need regularly to patrol and examine the troubleshooting trouble, the technical problem that the maintenance cost is high has realized convenient good use, work efficiency is high, the beneficial effect that the maintenance cost is low.
Various modifications and embodiments of a controller with feedback in the first embodiment of fig. 1 are also applicable to an electromagnetic pulse valve of this embodiment, and a method for implementing an electromagnetic pulse valve in this embodiment will be apparent to those skilled in the art from the foregoing detailed description of a controller with feedback, and therefore, for the sake of brevity of this specification, will not be described in detail herein.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
(1) in the embodiment of the present application, the processor 820, the pulse valve control circuit 810 and the pulse valve signal feedback loop 870 are packaged together to form the controller 800, and then the controller 800 is directly installed on the electromagnetic pulse valve a, the controller 800 on the electromagnetic pulse valve a individually and directly controls the electromagnetic pulse valve a, the pulse valve signal feedback loop 870 can detect the pulse valve working state information of the electromagnetic pulse valve a, and the controller can timely and accurately acquire the actual pulse valve working state information and damage condition of the electromagnetic pulse valve a, thereby effectively solving the problems that in the prior art, a pulse injection controller or a PLC controlling the electromagnetic pulse valve is located at a far end, the actual working state and damage state of each electromagnetic pulse valve cannot be clearly acquired, an independent detection circuit needs to be added, the control cost is increased regularly, or the inspection and troubleshooting are needed, the technical problem of high maintenance cost is solved, and the beneficial effects of convenience, good use, high working efficiency and low maintenance cost are realized.
(2) The controller 800 on each electromagnetic pulse valve A can directly communicate with the central control room through a local area network, a pulse controller is not needed, and field wiring can be simplified; the central control room is used for centralized management, and system-level control is directly realized on the basis of high-speed data operation of the central control room, an industrial personal computer and cloud computing; each electromagnetic pulse valve A works abnormally and can be positioned accurately when a fault occurs; the controllers 800 interact with the central office where control parameters, such as pulse width and pulse period, can be set for each controller 800 "on-line".
(3) The embodiment of the application be equipped with on the electromagnetic pulse valve independence controller 800, controller 800 is single, control the electromagnetic pulse valve directly, pulse valve signal feedback loop 870 can detect electromagnetic pulse valve A's pulse valve operating condition information, real pulse valve operating condition information and the damaged condition of electromagnetic pulse valve A can in time, accurately be learned to the controller, have effectively solved control among the prior art pulse jetting control appearance or PLC of electromagnetic pulse valve all are located the distal end, can't clearly learn the real operating condition of each electromagnetic pulse valve and damaged condition, need increase independent detection circuitry, increase control cost, or need regularly to patrol and examine the troubleshooting trouble, the technical problem that the maintenance cost is high has realized convenient good use, work efficiency is high, the beneficial effect that the maintenance cost is low.
It should be understood that the terms of orientation of up, down, left, right, front, back, top, bottom, etc., referred to or may be referred to in this specification, are defined relative to the configuration shown in the drawings, and are relative terms, and thus may be changed accordingly depending on the position and the use state of the device. Therefore, these and other directional terms should not be construed as limiting terms.
While the foregoing is directed to the preferred embodiment of the present application, and not to the limiting thereof in any way and any way, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the utility model as defined by the appended claims. Those skilled in the art can make various changes, modifications and equivalent arrangements to those skilled in the art without departing from the spirit and scope of the present application; moreover, any equivalent alterations, modifications and variations of the above-described embodiments according to the spirit and techniques of this application are intended to be within the scope of the claims of this application.
Claims (10)
1. A controller with feedback, the controller comprising:
a pulse valve control circuit for controlling the electromagnetic pulse valve;
the pulse valve signal feedback loop is used for acquiring the pulse valve working state information of the electromagnetic pulse valve;
the processor is used for sending a control instruction to the pulse valve control circuit and adjusting the control instruction according to the pulse valve working state information fed back by the pulse valve signal feedback loop;
the pulse valve control circuit is connected with a coil of an electromagnetic pulse valve, and the processor is connected with the pulse valve control circuit and the pulse valve signal feedback loop;
the pulse valve control circuit, the processor and the pulse valve signal feedback loop are packaged together.
2. A controller with feedback as set forth in claim 1, wherein said pulse valve signal feedback loop comprises:
the sensor assembly is used for acquiring the working state information of the pulse valve of the electromagnetic pulse valve;
and the signal conditioner is used for preprocessing the working state information of the pulse valve, one end of the signal conditioner is connected with the sensor assembly, and the other end of the signal conditioner is connected with the processor.
3. The controller with feedback of claim 2, wherein the electromagnetic pulse valve comprises an air outlet and a valve body, the air outlet is provided with a sealing diaphragm, and a return spring is connected between the diaphragm and the valve body, and the sensor assembly comprises:
the displacement sensor is arranged on the return spring to acquire displacement data of the diaphragm; and the displacement sensor is connected with the processor through the signal conditioner.
4. A controller with feedback as set forth in claim 3, wherein said solenoid pulse valve includes an air inlet, and wherein said sensor assembly comprises:
the pressure sensor is arranged at the air inlet and/or the air outlet to acquire air pressure data; and the pressure sensor is connected with the processor through the signal conditioner.
5. The controller with feedback of claim 4, wherein the sensor assembly comprises:
the flow sensor is arranged at the air outlet and/or the air inlet to acquire the flow of the electromagnetic pulse valve so as to obtain the opening degree of a diaphragm on the air outlet; and the flow sensor is connected with the processor through the signal conditioner.
6. The controller with feedback of claim 2, wherein said signal conditioner comprises:
the input end of the signal conversion module is connected with the sensor assembly, and the signal conversion module is used for performing signal conversion on the working state information of the pulse valve, so that the signal conversion module is convenient for the processor to receive;
and the input end of the filtering module is connected with the output end of the signal conversion module, the output end of the filtering module is connected with the processor, and the filtering module is used for filtering the working state information of the pulse valve so as to eliminate signal interference.
7. A controller with feedback as in claim 1 wherein said pulse valve control circuit comprises a coil drive circuit, said coil drive circuit being coupled to said coil.
8. The controller with feedback of claim 1, wherein the processor is connected to an external power source, the controller further comprising a power manager, the processor being connected to the external power source through the power manager;
the controller also comprises a communication driver, the processor is in communication connection with a remote central control room through the communication driver, and the communication driver is connected with the central control room through a communication network.
9. An electromagnetic pulse valve, comprising:
an electromagnetic pulse valve including the coil;
the controller according to any one of claims 1 to 8, wherein the controller is fixedly connected to the electromagnetic pulse valve, and the pulse valve control circuit of the controller is connected to the coil.
10. The electromagnetic pulse valve according to claim 9, wherein said electromagnetic pulse valve comprises a valve body, an air inlet, an air outlet, and an electric driving part for closing or opening said air outlet, said electric driving part comprising said coil and a diaphragm for covering said air outlet, said diaphragm being connected with a return spring;
the controller is fixedly arranged on one side of the coil, and the pulse valve control circuit of the controller is in communication connection with the wiring terminal of the coil;
the controller comprises a displacement sensor, a pressure sensor and a flow sensor, the displacement sensor is arranged on the reset spring in the electromagnetic pulse valve, the pressure sensor is arranged at the air inlet and/or the air outlet of the electromagnetic pulse valve, and the flow sensor is arranged at the air outlet and/or the air inlet of the electromagnetic pulse valve;
and the displacement sensor, the pressure sensor and the flow sensor are connected with the pulse valve signal feedback loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121406986.4U CN215568320U (en) | 2021-06-24 | 2021-06-24 | Controller with feedback and electromagnetic pulse valve comprising same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121406986.4U CN215568320U (en) | 2021-06-24 | 2021-06-24 | Controller with feedback and electromagnetic pulse valve comprising same |
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| CN215568320U true CN215568320U (en) | 2022-01-18 |
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| CN202121406986.4U Active CN215568320U (en) | 2021-06-24 | 2021-06-24 | Controller with feedback and electromagnetic pulse valve comprising same |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115234697A (en) * | 2022-08-11 | 2022-10-25 | 苏州协昌环保科技股份有限公司 | Electromagnetic pulse valve |
| CN115370819A (en) * | 2022-08-11 | 2022-11-22 | 苏州协昌环保科技股份有限公司 | Diaphragm assembly for electromagnetic pulse valve and electromagnetic pulse valve comprising same |
-
2021
- 2021-06-24 CN CN202121406986.4U patent/CN215568320U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115234697A (en) * | 2022-08-11 | 2022-10-25 | 苏州协昌环保科技股份有限公司 | Electromagnetic pulse valve |
| CN115370819A (en) * | 2022-08-11 | 2022-11-22 | 苏州协昌环保科技股份有限公司 | Diaphragm assembly for electromagnetic pulse valve and electromagnetic pulse valve comprising same |
| CN115234697B (en) * | 2022-08-11 | 2023-10-13 | 苏州协昌环保科技股份有限公司 | Electromagnetic pulse valve |
| CN115370819B (en) * | 2022-08-11 | 2023-11-14 | 苏州协昌环保科技股份有限公司 | Diaphragm assembly for electromagnetic pulse valve and electromagnetic pulse valve comprising same |
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