CN216173167U - Control system of intelligent permanent magnet filter - Google Patents

Abstract

The application discloses intelligent permanent magnet filter's control system, including main circuit, control circuit and detection circuitry. The main circuit is provided with a valve and a lifting motor connected through a driver, and the lifting motor is used for driving a travelling mechanism capable of driving the filter element of the permanent magnet filter to move. The control circuit is connected with the main circuit through a transformer, the control circuit is provided with a PLC and a control panel connected with the PLC, and the PLC is connected with the valve and the driver. The detection circuit is connected with the main circuit through a transformer and is connected with the PLC, and the detection circuit is provided with a detection component which is used for detecting the position of the travelling mechanism. The control system of this application can satisfy more functional requirements of user through PLC and control panel's man-machine control mode, nimble switching equipment's working method, has reduced the required IO of controller and has counted and the quantity of button, pilot lamp, greatly reduced the fault rate. The operation setting adaptability is strong, and the operation picture is rich and vivid. The circuit is simple, the implementation is easy, and the monitoring of the running state and the fault analysis are convenient.

Description

Control system of intelligent permanent magnet filter

Technical Field

The application relates to the field of permanent magnet filter matching devices, in particular to a control system of an intelligent permanent magnet filter.

Background

The permanent magnet filter system is suitable for power plants of power plants and heat supply enterprises as iron removal filtering equipment for condensate water treatment, drainage and production backwater treatment, is also applied to water treatment in industrial departments of petrochemical industry, smelting and the like, is a main device for removing magnetic oxides in water, and is also an important machine device for protecting the next process.

SUMMERY OF THE UTILITY MODEL

The application provides an intelligent permanent magnet filter's control system can realize the settlement of parameter and function, easy operation simultaneously, the reliability of reinforcing system, and strong adaptability, the operation picture becomes abundant lively, and real time monitoring can be realized to operation and fault condition, knows equipment running state in real time.

The embodiment of the application provides a control system of an intelligent permanent magnet filter, which comprises a main circuit, a control circuit and a detection circuit. The main circuit is provided with a valve and a lifting motor connected through a driver, and the lifting motor is used for driving a travelling mechanism capable of driving the filter element of the permanent magnet filter to move. The control circuit is connected with the main circuit through a transformer, and is provided with a programmable logic controller and a control panel connected with the programmable logic controller, and the programmable logic controller is connected with the valve and the driver. The detection circuit is connected with the main circuit through a transformer and is connected with the programmable logic controller, and the detection circuit is provided with a detection part which is used for detecting the position of the travelling mechanism.

In some of these embodiments, the main circuit is connected to the first valve via a first circuit breaker, to the second valve via a second circuit breaker, to the third valve via a third circuit breaker, to the fourth valve via a fourth circuit breaker, to the fifth valve via a fifth circuit breaker, to the sixth valve via a sixth circuit breaker, and to the driver via a seventh circuit breaker.

In some of these embodiments, the first, second, third, fourth, fifth, sixth, seventh circuit breakers are connected in the main circuit through a main circuit breaker.

In some of these embodiments, the programmable logic controller is connected to the first circuit breaker, the second circuit breaker, the third circuit breaker, the fourth circuit breaker, the fifth circuit breaker, the sixth circuit breaker, and the seventh circuit breaker.

In some of these embodiments, the first valve is controlled by a first relay, the second valve is controlled by a second relay, the third valve is controlled by a third relay, the fourth valve is controlled by a fourth relay, the fifth valve is controlled by a fifth relay, and the sixth valve is controlled by a sixth relay.

In some of these embodiments, the programmable logic controller is connected to the first relay, the second relay, the third relay, the fourth relay, the fifth relay, and the sixth relay.

In some of these embodiments, the detection component comprises a limit switch.

In some of these embodiments, the limit switches include a first limit switch located at an upper travel limit of the travel mechanism.

In some of these embodiments, the limit switches include a second limit switch, the second limit switch being located at a lower travel limit of the travel mechanism.

In some of these embodiments, the control panel comprises a touch screen.

According to the control system of the intelligent permanent magnet filter provided by the embodiment of the application, the control system comprises a main circuit, a control circuit and a detection circuit. The main circuit is provided with a valve and a lifting motor connected through a driver, and the lifting motor is used for driving a travelling mechanism capable of driving the filter element of the permanent magnet filter to move. The control circuit is connected with the main circuit through a transformer, and is provided with a programmable logic controller and a control panel connected with the programmable logic controller, and the programmable logic controller is connected with the valve and the driver. The detection circuit is connected with the main circuit through a transformer and is connected with the programmable logic controller, and the detection circuit is provided with a detection part which is used for detecting the position of the travelling mechanism. The control system can flexibly switch the working modes of the equipment through the man-machine control mode of the programmable logic controller and the control panel, meets more functional requirements of users, reduces the number of I/O points and buttons and indicator lamps required by the controller, and greatly reduces the failure rate. The operation setting adaptability is strong, and the operation picture is rich and vivid. The circuit is simple, the implementation is easy, and the monitoring of the running state and the fault analysis are convenient.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic structural diagram of a control system according to an embodiment of the present application;

fig. 2 is a schematic structural diagram of a main circuit, a control circuit, and a detection circuit according to an embodiment of the present disclosure.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

In the related art, during the working process of the permanent magnet filter, a plurality of impurities are adsorbed on the surface of the filter element. In order to ensure the filtering effect, when the permanent magnet filter does not work, the driver is needed to drive the lifting motor, the lifting motor drives the travelling mechanism to move upwards, and the travelling mechanism drives the filter element to clean. Referring to fig. 1-2, embodiments of the present application provide a control system 1 for an intelligent permanent magnetic filter, and more particularly, a control system 1 for an intelligent permanent magnetic filter used for condensate treatment, drainage and production return water treatment. Comprising a main circuit 10, a control circuit 11 and a detection circuit 12.

In the main circuit 10, after the power supply voltage passes through the main breaker QF1, the power supply voltage is connected with the first valve JSF1 through the first breaker QF2, so that the first breaker QF2 controls the switching of the first valve JSF1, is also connected with the second valve CSF1 through the second breaker QF3, so that the second breaker QF3 controls the switching of the second valve CSF1, is also connected with the third valve PQF1 through the third breaker QF4, so that the third breaker QF4 controls the switching of the third valve PQF1, is also connected with the fourth valve PWF1 through the fourth breaker QF1, so that the fourth breaker QF1 controls the switching of the fourth valve PWF1, is also connected with the fifth valve 1 through the fifth breaker QF1, so that the fifth breaker QF1 controls the switching of the fifth valve PXF1, is also connected with the sixth breaker PLF1 through the sixth breaker QF1, so that the sixth breaker PXF1 controls the seventh breaker PXF1, so that the seventh breaker QF1 controls the seventh breaker P1, and the seventh breaker QF1, the seventh breaker P1, the seventh breaker 3P 1, the seventh breaker 3P 1, the seventh breaker 3 b 1, the seventh breaker 1, thereby controlling the lifting motor M, and the lifting motor M is used for driving the running mechanism which can drive the filter element of the permanent magnet filter to move. The first valve JSF1, the second valve CSF1, the third valve PQF1, the fourth valve PWF1, the fifth valve PXF1 and the sixth valve PLF1 are used for controlling the connection and disconnection of each medium conveying pipeline used by the permanent magnet filter so as to control the trend of each medium and ensure the normal operation of the whole water treatment process.

In addition, the first valve is controlled to be switched through a first relay, the second valve is controlled to be switched through a second relay, the third valve is controlled to be switched through a third relay, the fourth valve is controlled to be switched through a fourth relay, the fifth valve is controlled to be switched through a fifth relay, and the sixth valve is controlled to be switched through a sixth relay.

The control circuit 11 is connected to the main circuit 10 via a transformer TC1, so that 220V ac power is supplied to the control circuit 11 from the power supply of the main circuit 10 via the transformer TC 1. The control circuit 11 has a programmable logic controller PLC (with a communication structure for network transmission communication) and a control panel (including a touch panel) connected to the programmable logic controller PLC, the programmable logic controller PLC is connected with a first breaker QF2, a second breaker QF3, a third breaker QF4, a fourth breaker QF5, a fifth breaker QF6, a sixth breaker QF7 and a seventh breaker QF8, thereby being connected with the valve and the driver P3, leading the PLC to receive various input signals and control the attraction and release of the relay and the contactor coil, the valve and the lifting motor M are sequentially controlled, the touch screen is powered by a direct current power supply, is connected with the programmable logic controller PLC, drives the programmable logic controller PLC to work, monitors the whole process flow of the permanent magnet filter, and visually displays the state of equipment. Specifically, the touch screen can adjust parameters, record alarm, fault and the like, and perform setting of various working modes, fault alarm and function debugging. The equipment has the function of automatically diagnosing equipment problems, and the difficulty of field fault detection is greatly saved. At this time, the touch screen has an operation screen, a monitoring screen, a failure alarm screen and a parameter setting screen, and the control mode can be flexibly changed according to field application.

In addition, the programmable logic controller is connected with the first relay, the second relay, the third relay, the fourth relay, the fifth relay and the sixth relay.

The detection circuit 12 is connected to the main circuit 10 via a transformer TC1 and is connected to a programmable logic controller PLC, and the detection circuit 12 has a detection means for detecting the position of the traveling mechanism. The detection component comprises a limit switch, the limit switch comprises a first limit switch SQ1, and the first limit switch SQ1 is located at the upper walking limit of the walking mechanism, wherein the walking mechanism cannot move upwards continuously when moving upwards to the upper walking limit. The limit switch also includes a second limit switch SQ2, the second limit switch SQ2 being located at the lower travel limit of the travel mechanism, wherein the travel mechanism cannot continue to move downward when traveling downward to the lower travel limit. At this time, the signal detected by the detection circuit 12 is transmitted to the programmable logic controller PLC, so that the permanent magnet filter realizes an automatic working mode.

The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present application, it should be understood that if there is an orientation or positional relationship indicated by terms such as "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not an indication or suggestion that the indicated device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes, and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meaning of the above terms according to their specific circumstances.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (10)

1. A control system for an intelligent permanent magnet filter, comprising:

the main circuit is provided with a valve and a lifting motor connected through a driver, and the lifting motor is used for driving a travelling mechanism capable of driving the filter element of the permanent magnet filter to move;

the control circuit is connected to the main circuit through a transformer and is provided with a programmable logic controller and a control panel connected with the programmable logic controller, and the programmable logic controller is connected with the valve and the driver;

and the detection circuit is connected with the control circuit and is connected with the programmable logic controller, and the detection circuit is provided with a detection component which is used for detecting the position of the travelling mechanism.

2. The control system of claim 1,

in the main circuit, the first valve is connected through the first breaker, the second valve is connected through the second breaker, the third valve is connected through the third breaker, the fourth valve is connected through the fourth breaker, the fifth valve is connected through the fifth breaker, the sixth valve is connected through the sixth breaker, and the driver is connected through the seventh breaker.

3. The control system of claim 2,

in the main circuit, the first circuit breaker, the second circuit breaker, the third circuit breaker, the fourth circuit breaker, the fifth circuit breaker, the sixth circuit breaker and the seventh circuit breaker are connected through a main circuit breaker.

4. The control system of claim 2,

the programmable logic controller is connected with the first circuit breaker, the second circuit breaker, the third circuit breaker, the fourth circuit breaker, the fifth circuit breaker, the sixth circuit breaker and the seventh circuit breaker.

5. The control system of claim 2,

the first valve is through first relay control switch, the second valve is through second relay control switch, the third valve is through third relay control switch, the fourth valve is through fourth relay control switch, the fifth valve is through fifth relay control switch, the sixth valve is through sixth relay control switch.

6. The control system of claim 5,

the programmable logic controller is connected with the first relay, the second relay, the third relay, the fourth relay, the fifth relay and the sixth relay.

7. The control system of claim 1,

the detection part comprises a limit switch.

8. The control system of claim 7,

the limit switch comprises a first limit switch, and the first limit switch is positioned at the upper walking limit of the walking mechanism.

9. The control system of claim 7,

the limit switch comprises a second limit switch, and the second limit switch is positioned at the lower walking limit of the walking mechanism.

10. The control system of claim 1,

the control panel includes a touch screen.

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