CN219874505U - Electrical element state monitoring circuit for power distribution cabinet - Google Patents
Electrical element state monitoring circuit for power distribution cabinet Download PDFInfo
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- CN219874505U CN219874505U CN202320234206.5U CN202320234206U CN219874505U CN 219874505 U CN219874505 U CN 219874505U CN 202320234206 U CN202320234206 U CN 202320234206U CN 219874505 U CN219874505 U CN 219874505U
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- power distribution
- distribution cabinet
- cable
- monitoring circuit
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 17
- 230000005611 electricity Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
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Abstract
The utility model provides an electrical component state monitoring circuit for switch board, includes the terminal row of being connected with each electrical component electricity in the switch board, and the other end of terminal row passes through aviation socket and is connected with the communication collecting box in the switch board, is equipped with a communication cable on the communication collecting box, and communication cable is connected with remote controller or monitor. The electric state or value of each electric element in the power distribution cabinet is collected by using the communication collecting box in the power distribution cabinet, and is converted into a communication signal which is connected with a remote controller or monitor by means of a communication cable, the power distribution cabinet can send the state and the value of the element in the cabinet to the remote place by only one communication cable, and the laying difficulty of the cable and the cable cost are greatly reduced.
Description
Technical Field
The utility model relates to the technical field of power distribution cabinet control, in particular to a power distribution cabinet electrical element state monitoring circuit and a structure.
Background
The power distribution cabinet is internally provided with multiple electric components, the outward expression of the states of the components is usually carried out on the power distribution cabinet by using indication lamps, indication meters and the like, if the working states of the electric components can be monitored in power distribution control, the state signals of auxiliary switches, sensors and the like of the electric components are required to be collected through a cable through a terminal row, then the electric components are transferred into a multi-core cable through an aviation socket cable, then the multi-core cable is connected with a remote controller or a communicator, when the electric components are more, a plurality of very long multi-core cables are often caused, the cable cost is high, a scheme for transmitting all the component signals and reducing the cable is required,
disclosure of Invention
The utility model aims to solve the technical problem of providing an electric element state monitoring circuit and structure for a power distribution cabinet, which can greatly reduce signal transmission cables required for monitoring electric elements.
In order to solve the technical problems, the utility model adopts the following technical scheme:
the utility model provides an electrical component state monitoring circuit and structure for switch board, includes the terminal row of being connected with each electrical component electricity in the switch board, and the other end of terminal row passes through aviation socket and is connected with the communication collecting box in the switch board, is equipped with a communication cable on the communication collecting box, and communication cable is connected with remote controller or monitor.
The aviation socket cable is connected with the output end of the controller in the communication collecting box, the communication interface of the controller is connected with the communication chip, and the output end of the communication chip is connected with the communication cable.
The input end of the controller is connected with a multi-bit dial switch.
The output end of the controller is provided with a status indicator lamp which is arranged on the communication collecting box.
The controller adopts a singlechip.
The communication chip is adopted by the communication chip.
The terminal strip adopts a three-wire terminal with one inlet and two outlets, one output end is electrically connected with the aviation socket, and the other output end is connected with the local controller.
According to the electric element state monitoring circuit and structure for the power distribution cabinet, the electric states or values of all electric elements in the power distribution cabinet are collected by using the communication collecting box in the power distribution cabinet, and are converted into communication signals which are connected with a remote controller or monitor by means of one communication cable, the power distribution cabinet can send the states and the values of components in the power distribution cabinet to the remote place by only one communication cable, and the laying difficulty of the cables and the cable cost are greatly reduced.
Drawings
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is an electrical schematic diagram of a communications collection box;
fig. 3 is a second electrical schematic diagram of the communications collection box.
In the figure: terminal row 1, aviation socket 2, communication collecting box 3, communication cable 4, controller 5, multiposition dial switch 6, status indicator lamp 7, communication interface 8, communication chip 9.
Detailed Description
As shown in fig. 1 to 3, the electrical component state monitoring circuit and structure for a power distribution cabinet comprise a terminal strip 1 electrically connected with each electrical component in the power distribution cabinet, wherein the other end of the terminal strip 1 is connected with a communication collecting box 3 in the power distribution cabinet through an aviation socket 2, a communication cable 4 is arranged on the communication collecting box 3, and the communication cable 4 is connected with a remote controller or monitor.
The electric state or value of each electric element in the power distribution cabinet is collected by using the communication collecting box 3 in the power distribution cabinet, and is converted into a communication signal which is connected with a remote controller or monitor by means of a communication cable, the power distribution cabinet can send the state and the value of the element in the cabinet to the remote place by only one communication cable 4, and the laying difficulty of the cable and the cable cost are greatly reduced.
The cable of the aviation socket 2 is connected with the output end of the controller 5 in the communication collecting box 3, the communication interface 8 of the controller 5 is connected with the communication chip 9, and the output end of the communication chip 9 is connected with the communication cable 4.
The state and the value of the electrical components contained in the cable in the aviation socket 2 are collected through the controller 5, data are transmitted to the communication chip 9 through the communication interface 8, the communication chip 9 converts the data into a general data wiring mode and a cable, namely the communication cable 4, communication signals are transmitted to a remote place, the standardized communication collecting box 3 transmits the data to the remote place, and the transmitted address state can be defined by the remote controller or the monitor.
The input end of the controller 5 is connected with a multi-bit dial switch 6.
When a plurality of power distribution cabinets exist at the same time and the state signals and the values of the electric components need to be transmitted to a remote place, the multi-bit dial switch 6 in each power distribution cabinet selects a different binary address, and when the address is transmitted to a remote controller or monitor along with the communication cable 4, the user can know which power distribution cabinet is represented by the address through the binary address of the different dial switch 6, and no additional cable is required to be added.
The output end of the controller 5 is provided with a status indicator lamp 7, and the status indicator lamp 7 is arranged on the communication collecting box 3.
The status of the current component can be conveniently seen by the status indicator lamp 7 when maintenance or repair is performed.
The controller 5 adopts a singlechip.
The communication chip 9 adopts a 485 communication chip.
485 communication interface is the serial communication interface that uses the most widely at present, and this structure only needs two cable signal lines A and B to the distant place transmission signal.
The terminal strip 1 adopts a three-wire terminal with one inlet and two outlets, one output end is electrically connected with the aviation socket 2, and the other output end is connected with the local controller.
By adopting the three-wire terminal with one inlet and two outlets, the field control of the local controller is ensured, and the monitoring signal is transmitted to a remote place.
Claims (7)
1. Electrical component state monitoring circuit for switch board, characterized by: the intelligent power distribution cabinet comprises terminal blocks (1) electrically connected with all electrical elements in the power distribution cabinet, wherein the other ends of the terminal blocks (1) are connected with a communication collecting box (3) in the power distribution cabinet through aviation sockets (2), a communication cable (4) is arranged on the communication collecting box (3), and the communication cable (4) is connected with a remote controller or monitor.
2. The electrical component state monitoring circuit for the power distribution cabinet according to claim 1, wherein the cable of the aviation socket (2) is connected with the output end of the controller (5) in the communication collecting box (3), the communication interface (8) of the controller (5) is connected with the communication chip (9), and the output end of the communication chip (9) is connected with the communication cable (4).
3. The electrical component state monitoring circuit for a power distribution cabinet according to claim 2, wherein the input end of the controller (5) is connected with a multi-bit dial switch (6).
4. A state monitoring circuit for electrical components for a power distribution cabinet according to claim 3, wherein the output end of the controller (5) is provided with a state indicator lamp (7), and the state indicator lamp (7) is mounted on the communication collecting box (3).
5. The electrical component status monitoring circuit for a power distribution cabinet according to claim 4, wherein the controller (5) adopts a single-chip microcomputer.
6. The electrical component status monitoring circuit for a power distribution cabinet according to claim 5, wherein the communication chip (9) is a 485 communication chip.
7. The electrical component status monitoring circuit for a power distribution cabinet according to claim 6, wherein the terminal block (1) adopts a three-wire terminal with one input and two outputs, one of the two outputs is electrically connected with the aviation socket (2), and the other is connected with the local controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320234206.5U CN219874505U (en) | 2023-02-16 | 2023-02-16 | Electrical element state monitoring circuit for power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320234206.5U CN219874505U (en) | 2023-02-16 | 2023-02-16 | Electrical element state monitoring circuit for power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219874505U true CN219874505U (en) | 2023-10-20 |
Family
ID=88370968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320234206.5U Active CN219874505U (en) | 2023-02-16 | 2023-02-16 | Electrical element state monitoring circuit for power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219874505U (en) |
-
2023
- 2023-02-16 CN CN202320234206.5U patent/CN219874505U/en active Active
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