CN217880059U - Wireless device for power system debugging control - Google Patents

Abstract

The utility model discloses a wireless device for power system debugging control, which comprises a debugging connecting plate, wherein the debugging connecting plate comprises a plate body, and at least one normally open electric control switch, one normally closed electric control switch and a plurality of groups of relays are arranged on the plate body; one end of a control coil of each of the normally open electric control switch and the normally closed electric control switch is connected to the zero line end, and the other end of the control coil is connected to the normally open end of the relay; the other normally open end of the relay is connected to the phase wire end; one end of a coil of the relay is grounded, and the other end of the coil is connected to the switching circuit; the control end of the switch circuit is connected to the debugging controller; the switch circuit and the power end of the debugging controller are connected to a direct-current power supply; the utility model discloses a wireless device for electric power system debugging control introduces external control panel, can realize field debugging and remote debugging, and can control debugging control to concrete action part according to the demand, improves debugging convenience and security.

Description

Wireless device for power system debugging control

Technical Field

The utility model relates to an electric power system debugging equipment, concretely relates to a wireless device for electric power system debugging control belongs to electric power system debugging technical field.

Background

The power system comprises a power supply end, a control end and a power utilization end; as shown in fig. 1, an end a is a power supply end and is connected to a power supply system, an end B is a power utilization end and is connected to a power utilization device, and a component from the end a to the end B is a control end, so that electric energy of the end a is transmitted to the end B under the controllable premise, a typical control end comprises a circuit breaker and a contactor KM, the contactor is controlled by a start button and a stop button, debugging is needed to ensure the normality of work before the power system is put into use, and debugging and troubleshooting are needed after the power system has a control fault; in the prior art, no better equipment for debugging exists, especially fault elimination debugging exists, and certain risk exists in field power connection control.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a wireless device for electric power system debugging control introduces external control panel, can realize field debugging and remote debugging, and can control debugging control to concrete action part according to the demand, improves debugging convenience and security.

The utility model discloses a wireless device for electric power system debugging control, including the debugging connecting plate, the debugging connecting plate includes the plate body, install at least one normally open electrical control switch, a normally closed electrical control switch and multiunit relay on the plate body; one end of a control coil of each of the normally open electric control switch and the normally closed electric control switch is connected to a zero line end, and the other end of the control coil is connected to a normally open end of the relay; the other normally open end of the relay is connected to the phase wire end; one end of a coil of the relay is grounded, and the other end of the coil is connected to the switching circuit; the control end of the switch circuit is connected to the debugging controller; the switch circuit and the power end of the debugging controller are connected to a direct-current power supply; the normally open electric control switch is connected to a normally open binding post on the plate body; the normally closed electric control switch is connected to a normally closed wiring terminal on the board body; the zero line end is connected to a zero line binding post on the board body; the phase line terminal is connected to a phase line binding post on the plate body; an electromagnetic isolation cover is arranged on the plate body; the direct-current power supply, the debugging controller and the relay are arranged in the electromagnetic isolation cover;

when the electromagnetic isolation switch is used, a weak current part (a direct current control part) is electromagnetically isolated through an electromagnetic isolation cover, misoperation caused by electromagnetic interference is avoided, namely, the weak current part is isolated from a strong current part (a high-voltage or low-voltage alternating current action part), when the electromagnetic isolation switch is controlled, a trigger signal is generated through a field or remote start-stop button, a debugging controller receives high and low level change (falling edge, rising edge or low level) of a corresponding port, the debugging controller sends a signal to a switch circuit, the high and low level signal (cut-off or saturated) is output to a coil end of a corresponding relay through the switch circuit, the coil is electrified, the relay is driven to act, and the normally open end is closed, so that the coil end of an electric control switch (a high-voltage relay or an alternating current contactor) is electrified, the normally open electric control switch is closed, a phase line connecting terminal is connected with an output terminal, the electric control normally closed switch is disconnected, and the phase line connecting terminal is connected with the output terminal; according to the debugging demand, before the debugging, connect normally open terminal and electric power system's start button centre gripping and connect, connect normally closed terminal and electric power system's stop button centre gripping and connect, and on centre gripping control circuit's phase line and zero line respectively with zero line terminal and phase line terminal, thereby realize the adjustment to electric power system control circuit, during the adjustment, but independent centre gripping stop button or start button, in addition, when needs test contactor, through the mode of debugging, direct with the auxiliary circuit access of contactor to this application in, establish external control circuit alone, realize independently testing to contactor.

Furthermore, a wireless receiving module is electrically connected to the debugging controller; the wireless receiving module is arranged outside the electromagnetic isolation cover; the wireless receiving module is in communication connection with the wireless remote control module; the wireless remote control module comprises a wireless transmitting module which is electrically connected with the remote controller; remote controller electricity is connected with normally open electric control switch's the start and stop button and normally closed electric control switch's the start and stop button, leads to the start and stop button that the remote controller scanning corresponds the port, when the button is pressed, the remote controller acquires corresponding button function to through the communication of wireless receiving module and wireless transmitting module, on sending the debugging controller with the instruction, the debugging controller carries out control command.

Furthermore, the electromagnetic isolation cover is externally provided with a start-stop button of a normally-open electric control switch and a start-stop button of a normally-closed electric control switch, which are electrically connected with the debugging controller, and the field start-stop test can be realized through the start-stop button outside the electromagnetic isolation cover.

Further, an air switch is arranged between the phase line end and the phase line binding post, when the phase line end is connected in a test, the air switch is in a disconnection state in the whole process, and when the phase line end is tested, the air switch is connected with a power supply.

Compared with the prior art, the utility model discloses a wireless device for electric power system debugging control introduces external control panel, can realize field debugging and remote debugging, and can control debugging control to concrete action part according to the demand, improves debugging convenience and security.

Drawings

Fig. 1 is a schematic structural diagram of an existing power system according to embodiment 1 of the present invention.

Fig. 2 is a schematic view of the overall structure of embodiment 1 of the present invention.

Fig. 3 is a schematic diagram of a connection structure of circuit modules according to embodiment 1 of the present invention.

Fig. 4 is a schematic structural diagram of a debugging embodiment of the present invention.

Detailed Description

Example 1:

the wireless device for power system debugging control as shown in fig. 2 to 4 comprises a debugging connection board, wherein the debugging connection board comprises a board body 1, and at least one normally open electric control switch 2, one normally closed electric control switch 3 and a plurality of groups of relays 4 are installed on the board body 1; one end of a control coil of the normally open electric control switch 2 and one end of a control coil of the normally closed electric control switch 3 are connected to a zero line end, and the other end of the control coils are connected to a normally open end of the relay 4; the other normally open end of the relay 4 is connected to a phase line end; one end of a coil of the relay 4 is grounded, and the other end of the coil is connected to the switch circuit 5; the control end of the switch circuit 5 is connected to the debugging controller 6; the power ends of the switch circuit 5 and the debugging controller 6 are connected to a direct current power supply 7; the normally open electric control switch 2 is connected to a normally open binding post 8 on the plate body; the normally closed electric control switch 3 is connected to a normally closed wiring terminal 9 on the board body; the zero line end is connected to a zero line binding post on the board body; the phase line terminal is connected to a phase line binding post on the plate body; an electromagnetic isolation cover 10 is arranged on the plate body 1; the direct-current power supply 7, the debugging controller 6 and the relay 4 are arranged in the electromagnetic isolation cover 10;

the electromagnetic isolation cover 10 is also externally provided with a start-stop button of a normally-open electric control switch and a start-stop button 11 of the normally-closed electric control switch, which are electrically connected with the debugging controller 6, and the field start-stop test can be realized through the start-stop button outside the electromagnetic isolation cover.

When the electromagnetic isolation type normally-open relay is used, a weak current part (a direct current control part) is electromagnetically isolated through an electromagnetic isolation cover, misoperation caused by electromagnetic interference is avoided, namely the weak current part is isolated from a strong current part (a high-voltage or low-voltage alternating current action part), when the electromagnetic isolation type normally-open relay is controlled, a trigger signal is generated through a field or remote start-stop button, a debugging controller receives high-low level change (falling edge, rising edge or low level) of a corresponding port, the debugging controller sends a signal to a switching circuit, the switching circuit outputs a high-low level signal (cut-off or saturation) to a coil end of a corresponding relay, the coil is electrified, the relay is driven to act, and the normally-open end is closed, so that the coil end of an electric control switch (a high-voltage relay or an alternating current contactor) is electrified, the normally-open electric control switch is closed, a phase line connecting terminal is connected with an output terminal, the normally-closed switch is disconnected, and the phase line connecting terminal is connected with the output terminal; according to the debugging demand, as shown in fig. 4, before the debugging, connect normally open terminal and electric power system's start button centre gripping and connect, connect normally closed terminal and electric power system's stop button centre gripping and connect, and on centre gripping control circuit's phase line and zero line respectively with zero line terminal and phase line terminal, thereby realize the adjustment to electric power system control circuit, during the adjustment, but independent centre gripping stop button or start button, additionally, when needs test contactor, through the mode of debugging, direct with the auxiliary circuit access of contactor to this application in, establish external control circuit alone, the realization is tested contactor independently.

In another embodiment, the debugging controller 6 is electrically connected with a wireless receiving module 12; the wireless receiving module 12 is arranged outside the electromagnetic isolation cover 10; the wireless receiving module 12 is in communication connection with a wireless remote control module; the wireless remote control module comprises a wireless transmitting module which is electrically connected with the remote controller; the remote controller is electrically connected with a start-stop button of a normally-open electric control switch and a start-stop button of a normally-closed electric control switch, the remote controller scans the start-stop buttons of corresponding ports, when a key is pressed down, the remote controller acquires the function of the corresponding button, and sends an instruction to the debugging controller through the communication of the wireless receiving module and the wireless transmitting module, and the debugging controller executes a control instruction.

An air switch (not shown) is arranged between the phase line terminal and the phase line binding post, the air switch is in a disconnection state in the whole process during test connection, and the air switch is connected with a power supply during test.

The above-mentioned embodiment is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles of the present invention are included in the claims of the present invention.

Claims (4)

1. A wireless device for power system commissioning control, characterized by: the debugging connection plate comprises a plate body, wherein at least one normally open electric control switch, one normally closed electric control switch and a plurality of groups of relays are arranged on the plate body; one end of a control coil of each of the normally open electric control switch and the normally closed electric control switch is connected to the zero line end, and the other end of the control coil is connected to the normally open end of the relay; the other normally open end of the relay is connected to the phase line end; one end of a coil of the relay is grounded, and the other end of the coil is connected to the switching circuit; the control end of the switch circuit is connected to the debugging controller; the switch circuit and the power end of the debugging controller are connected to a direct-current power supply; the normally open electric control switch is connected to a normally open wiring terminal on the board body; the normally closed electric control switch is connected to a normally closed wiring terminal on the board body; the zero line end is connected to a zero line binding post on the board body; the phase line terminal is connected to a phase line binding post on the board body; an electromagnetic isolation cover is arranged on the plate body; the direct-current power supply, the debugging controller and the relay are arranged in the electromagnetic isolation cover.

2. The wireless device for power system commissioning control of claim 1, wherein: the debugging controller is electrically connected with a wireless receiving module; the wireless receiving module is arranged outside the electromagnetic isolation cover; the wireless receiving module is in communication connection with the wireless remote control module; the wireless remote control module comprises a wireless transmitting module which is electrically connected with the remote controller; the remote controller is electrically connected with a start-stop button of the normally open electric control switch and a start-stop button of the normally closed electric control switch.

3. The wireless device for power system commissioning control of claim 1, wherein: and the electromagnetic isolation cover is also externally provided with a start-stop button of a normally-open electric control switch and a start-stop button of a normally-closed electric control switch, which are electrically connected with the debugging controller.

4. The wireless device for power system commissioning control of claim 1, wherein: an air switch is arranged between the phase line terminal and the phase line binding post.

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