CN218850463U - Intelligent monitoring terminal of power distribution cabinet - Google Patents
Intelligent monitoring terminal of power distribution cabinet Download PDFInfo
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- CN218850463U CN218850463U CN202223553831.0U CN202223553831U CN218850463U CN 218850463 U CN218850463 U CN 218850463U CN 202223553831 U CN202223553831 U CN 202223553831U CN 218850463 U CN218850463 U CN 218850463U
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- distribution cabinet
- mcu processor
- power distribution
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model relates to a power distribution cabinet intelligent monitoring terminal, wherein the input end of a programmable gain amplification module of an electric energy metering chip is electrically connected with the output end of a signal conditioning circuit, the input end of the signal conditioning circuit is electrically connected with the output end of a sampling circuit, and the input end of the sampling circuit is connected with an alternating current voltage current input end; the electric energy metering chip is electrically connected with the MCU processor, the MCU processor is connected with the remote signaling acquisition circuit, the MCU processor is connected with the remote control circuit, and the MCU processor is connected with the isolation RS485 circuit. The beneficial effects are that: the operation data of the power distribution cabinet is collected in real time, the relevant data are uploaded to a main station, and after corresponding problems occur, the problems of the power distribution cabinet can be responded in time through preset rules or remote operation.
Description
Technical Field
The utility model relates to a switch board control field, concretely relates to switch board intelligent monitoring terminal.
Background
The power distribution cabinet is the last link connected with a user in a power grid system, and the power distribution cabinet runs normally and reliably and directly relates to the power quality and the power utilization safety of the user.
The equipment in the power distribution cabinet is various in types, various equipment are mutually independent, data cannot be shared, and information isolated islands are formed respectively.
Traditional switch board, the operational aspect of switch board can not real-timely gather, can not be very fast make corresponding counter-measure after discovering the switch board inside problem, and when equipment broke down, the operation aspect in the equipment can not in time be known to the maintenance of equipment personnel, leads to maintaining untimely, causes great economic loss to the personal safety of giving the maintainer has brought potential threat.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a switch board intelligent monitoring terminal is provided to overcome not enough among the above-mentioned prior art.
The utility model provides an above-mentioned technical problem's technical scheme as follows: the utility model provides a switch board intelligent monitoring terminal, includes: the input end of a programmable gain amplification module of the electric energy metering chip is electrically connected with the output end of a signal conditioning circuit, the input end of the signal conditioning circuit is electrically connected with the output end of a sampling circuit, and the input end of the sampling circuit is connected with an alternating voltage current input end; the universal serial receiving and transmitting transmitter SPI interface of the electric energy metering chip is electrically connected with the MCU processor, the interrupt I/O port of the MCU processor is connected with the remote signaling acquisition circuit, the universal I/O port of the MCU processor is connected with the remote control circuit, and the universal serial receiving and transmitting transmitter UART interface of the MCU processor is connected with the isolation RS485 circuit.
On the basis of the technical scheme, the utility model discloses can also do following improvement.
Further, the MCU processor, the electric energy metering chip, the remote signaling acquisition circuit, the remote control circuit and the isolation RS485 circuit are respectively and electrically connected with the power supply circuit.
Further, the MCU processor is electrically connected with an I2C interface of a universal serial transceiver transmitter of the temperature and humidity acquisition circuit, and the temperature and humidity acquisition circuit is electrically connected with the power circuit.
Furthermore, a universal serial transmit-receive transmitter UART interface of the MCU processor is electrically connected with the 4G communication circuit, and the 4G communication circuit is electrically connected with the power circuit.
Furthermore, a universal serial transmit-receive transmitter UART interface of the MCU processor is electrically connected with a Bluetooth communication circuit, and the Bluetooth communication circuit is electrically connected with a power circuit.
Further, the MCU processor is electrically connected with the SPI interface of the universal serial transceiver transmitter of the storage circuit, and the storage circuit is electrically connected with the power circuit.
The utility model has the advantages that:
1) The terminal can acquire the incoming line voltage, current, active power, reactive power, apparent power, power factor, frequency and voltage-current phase angle of the power distribution cabinet, and can measure the incoming line active electric energy, reactive electric energy and apparent electric energy of the power distribution cabinet;
2) The terminal can realize the acquisition of the switching value in the power distribution cabinet through a remote signaling acquisition circuit, realize the real-time monitoring of the switching state in the power distribution cabinet, record the displacement information of the switching state by SOE and realize the history tracing of the displacement information of the switching state;
3) The terminal can realize the control of the switch equipment in the power distribution cabinet through a remote control circuit, can quickly cut off the switch equipment in the power distribution cabinet through preset rules or remote operation, realizes a protection function, and avoids the hidden trouble that the preset rules or the remote quick switch-off operation cannot be realized in the prior art;
4) The terminal can realize information interaction with other equipment with communication functions in the power distribution cabinet through the isolation RS485 circuit, complete conversion of each protocol and upload the converted protocol to the master station, avoid the defects that various equipment are mutually independent, data cannot be shared and information islands are formed respectively, and in addition, maintenance personnel can know the operation condition in the equipment in time conveniently;
5) The terminal can acquire temperature and humidity information in the power distribution cabinet through the temperature and humidity acquisition circuit;
6) The terminal can be connected with the background master station through a 4G communication circuit, so that the running data of the power distribution cabinet can be uploaded in real time, and a remote control function can be realized;
7) The terminal can be connected with the mobile terminal through a Bluetooth communication circuit to realize parameter setting and local real-time data query;
8) The terminal can realize the storage of the terminal configuration parameters and the historical data through the storage circuit.
Drawings
Fig. 1 is a circuit diagram of the intelligent monitoring terminal of the power distribution cabinet of the present invention;
fig. 2 is a circuit diagram of the MCU processor of the present invention;
fig. 3 is a circuit diagram of the remote signaling acquisition circuit of the present invention;
fig. 4 is a circuit diagram of the remote control circuit of the present invention;
fig. 5 is a circuit diagram of the sampling circuit of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. electric energy measurement chip, 2, signal conditioning circuit, 3, sampling circuit, 4, MCU treater, 5, remote signaling acquisition circuit, 6, remote control circuit, 7, keep apart RS485 circuit, 8, power supply circuit, 9, humiture acquisition circuit, 10, 4G communication circuit, 11, bluetooth communication circuit, 12, memory circuit.
Detailed Description
The principles and features of the present invention will be described with reference to the drawings, which are provided for illustration only and are not intended to limit the scope of the invention.
Example 1
As shown in fig. 1 to 5, an intelligent monitoring terminal of a power distribution cabinet comprises: the device comprises an electric energy metering chip 1, wherein the input end of a programmable gain amplification module of the electric energy metering chip 1 is electrically connected with the output end of a signal conditioning circuit 2, the input end of the signal conditioning circuit 2 is electrically connected with the output end of a sampling circuit 3, the input end of the sampling circuit 3 is connected with an alternating voltage and current input end, the sampling circuit 3 is used for collecting incoming line voltage and current signals of a power distribution cabinet and sending the voltage and current signals to the signal conditioning circuit 2, and the signal conditioning circuit 2 processes the voltage and current signals and then sends the processed voltage and current signals to the electric energy metering chip 1;
the SP I interface of the universal serial transceiving transmitter of the electric energy metering chip 1 is electrically connected with the MCU processor 4, so that the measurement of incoming line voltage, current, active power, reactive power, apparent power, power factor, frequency and voltage and current phase angle of the power distribution cabinet and the metering of the active electric energy, reactive electric energy and apparent electric energy of the incoming line of the power distribution cabinet are realized;
an interrupt I/O port of the MCU processor 4 is connected with a remote signaling acquisition circuit 5, a terminal can realize acquisition of switching value in the power distribution cabinet through the remote signaling acquisition circuit 5, realize real-time monitoring of switching state in the power distribution cabinet, perform SOE recording on displacement information of the switching state and realize history tracing of the displacement information of the switching state;
the general I/O port of the MCU processor 4 is connected with the remote control circuit 6, the terminal can realize the control of the switch equipment in the power distribution cabinet through the remote control circuit 6, and can quickly cut off the switch equipment in the power distribution cabinet through preset rules or remote operation, thereby realizing the protection function and avoiding the hidden trouble that the preset rules or the remote quick switch cut-off operation cannot be realized in the prior art;
the universal serial transceiving transmitter UART interface of the MCU processor 4 is connected with the isolation RS485 circuit 7, the terminal can realize information interaction with other equipment with communication function in the power distribution cabinet through the isolation RS485 circuit 7, conversion of each protocol is completed, and the converted data are uploaded to a main station, so that the defects that various equipment are mutually independent, data cannot be shared, and information islands are formed respectively are avoided.
Example 2
As shown in fig. 1, this embodiment is a further improvement on embodiment 1, and specifically includes the following steps:
the MCU processor 4, the electric energy metering chip 1, the remote signaling acquisition circuit 5, the remote control circuit 6 and the isolation RS485 circuit 7 are respectively electrically connected with the power supply circuit 8, namely the power supply circuit 8 can respectively provide working electric energy for the MCU processor 4, the electric energy metering chip 1, the remote signaling acquisition circuit 5, the remote control circuit 6 and the isolation RS485 circuit 7.
Example 3
As shown in fig. 1, this embodiment is a further improvement on embodiment 1 or 2, and specifically includes the following steps:
MCU treater 4 is connected with humiture acquisition circuit 9's universal serial transceiver I2C interface electricity, and the terminal can gather the switch board internal temperature humidity information through humiture acquisition circuit 9, and humiture acquisition circuit 9 is connected with power supply circuit 8 electricity, and power supply circuit 8 can provide the work electric energy for humiture acquisition circuit 9 promptly.
Example 4
As shown in fig. 1, this embodiment is a further improvement on the embodiment 1, 2 or 3, and specifically includes the following steps:
the UART interface of the universal serial transceiving transmitter of the MCU processor 4 is electrically connected with the 4G communication circuit 10, the terminal can be connected with a background master station through the 4G communication circuit 10, real-time uploading of operation data of a power distribution cabinet is realized, a remote control function can be realized, the 4G communication circuit 10 is electrically connected with the power supply circuit 8, namely, the power supply circuit 8 can provide working electric energy for the 4G communication circuit 10, and the adoption of a 3G communication circuit, a 5G communication circuit and the like is not excluded in the practical application process.
Example 5
As shown in fig. 1, this embodiment is a further improvement on the basis of embodiment 1 or 2 or 3 or 4, and specifically includes the following steps:
the universal serial transceiving transmitter UART interface of the MCU processor 4 is electrically connected with the Bluetooth communication circuit 11, the terminal can be connected with a mobile terminal through the Bluetooth communication circuit 11 to realize parameter setting and local real-time data inquiry, the Bluetooth communication circuit 11 is electrically connected with the power circuit 8, namely, the power circuit 8 can provide working electric energy for the Bluetooth communication circuit 11, and the mobile terminal is a mobile phone, a tablet or a computer with Bluetooth connection function.
Example 6
As shown in fig. 1, this embodiment is a further improvement on the basis of embodiment 1 or 2 or 3 or 4 or 5, and specifically includes the following steps:
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (6)
1. The utility model provides a switch board intelligent monitoring terminal which characterized in that includes: the power supply comprises an electric energy metering chip (1), wherein the input end of a programmable gain amplification module of the electric energy metering chip (1) is electrically connected with the output end of a signal conditioning circuit (2), the input end of the signal conditioning circuit (2) is electrically connected with the output end of a sampling circuit (3), and the input end of the sampling circuit (3) is connected with an alternating voltage current input end; the electric energy metering device is characterized in that a universal serial transmit-receive transmitter SPI interface of the electric energy metering chip (1) is electrically connected with an MCU (microprogrammed control unit) processor (4), an interrupt I/O port of the MCU processor (4) is connected with a remote signaling acquisition circuit (5), a universal I/O port of the MCU processor (4) is connected with a remote control circuit (6), and a universal serial transmit-receive transmitter UART interface of the MCU processor (4) is connected with an isolation RS485 circuit (7).
2. The intelligent monitoring terminal of the power distribution cabinet according to claim 1, wherein the MCU processor (4), the electric energy metering chip (1), the remote signaling acquisition circuit (5), the remote control circuit (6) and the isolation RS485 circuit (7) are respectively electrically connected with the power supply circuit (8).
3. The intelligent monitoring terminal of a power distribution cabinet according to claim 1, wherein the MCU processor (4) is electrically connected with an I2C interface of a universal serial transceiver transmitter of a temperature and humidity acquisition circuit (9), and the temperature and humidity acquisition circuit (9) is electrically connected with a power supply circuit (8).
4. The intelligent monitoring terminal of the power distribution cabinet according to claim 1, wherein the UART interface of the universal serial transceiver transmitter of the MCU processor (4) is electrically connected with a 4G communication circuit (10), and the 4G communication circuit (10) is electrically connected with the power supply circuit (8).
5. The intelligent monitoring terminal of a power distribution cabinet according to claim 1, wherein the UART interface of the universal serial transceiver transmitter of the MCU processor (4) is electrically connected with the Bluetooth communication circuit (11), and the Bluetooth communication circuit (11) is electrically connected with the power supply circuit (8).
6. The intelligent monitoring terminal of a power distribution cabinet according to claim 1, characterized in that the MCU processor (4) is electrically connected with a universal serial transmission receiver (SPI) interface of a storage circuit (12), and the storage circuit (12) is electrically connected with a power supply circuit (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223553831.0U CN218850463U (en) | 2022-12-28 | 2022-12-28 | Intelligent monitoring terminal of power distribution cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223553831.0U CN218850463U (en) | 2022-12-28 | 2022-12-28 | Intelligent monitoring terminal of power distribution cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218850463U true CN218850463U (en) | 2023-04-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223553831.0U Active CN218850463U (en) | 2022-12-28 | 2022-12-28 | Intelligent monitoring terminal of power distribution cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218850463U (en) |
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2022
- 2022-12-28 CN CN202223553831.0U patent/CN218850463U/en active Active
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