CN214704389U - Power monitoring device with local and network transmission - Google Patents
Power monitoring device with local and network transmission Download PDFInfo
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- CN214704389U CN214704389U CN202121484344.6U CN202121484344U CN214704389U CN 214704389 U CN214704389 U CN 214704389U CN 202121484344 U CN202121484344 U CN 202121484344U CN 214704389 U CN214704389 U CN 214704389U
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Abstract
The utility model relates to a wisdom safety power consumption and thing networking field especially relate to an electric power monitoring device with local and network transmission. The device comprises a singlechip, a metering part, an analog quantity acquisition part, a display part, a button part, an optical coupling control part, a local transmission part and a remote transmission part, wherein the metering part, the analog quantity acquisition part, the display part, the button part, the optical coupling control part, the local transmission part and the remote transmission part are connected with the singlechip; the metering part and the analog quantity acquisition part acquire power information, the display part displays content information, the button part inputs instruction information, and the optocoupler control part controls execution instruction information output; the single chip microcomputer processes and stores the received information and sends control information; the local transmission part transmits the information of the singlechip to the peripheral terminal through a local interface and can interact with the information of the peripheral terminal; the remote transmission part is connected with the cloud platform to transmit the information of the singlechip to the remote terminal and can interact with the information of the remote terminal; the power supply part supplies power to other parts.
Description
Technical Field
The utility model relates to a wisdom safety power consumption and thing networking field especially relate to an electric power monitoring device with local and network transmission.
Background
The power monitoring device is installed in a low-voltage power distribution system and used for detecting relevant electrical parameters such as voltage, current, power factor, electric quantity and the like in the system. When the device monitors the data parameters, the parameters cannot be transmitted to the user in real time, and the user cannot monitor the electric equipment in real time. The user can not know the power utilization condition of the current system and can not analyze the power of the current system.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a temperature monitoring for residual current and to binding post point among the monitoring system can carry out teletransmission and control.
The utility model provides a following technical scheme:
an electric power monitoring device with local and network transmission comprises
The device comprises a singlechip, a metering part, an analog quantity acquisition part, a display part, a button part, an optical coupling control part, a local transmission part and a remote transmission part, wherein the metering part, the analog quantity acquisition part, the display part, the button part, the optical coupling control part, the local transmission part and the remote transmission part are connected with the singlechip; the metering part and the analog quantity acquisition part acquire power information, the display part displays content information, the button part inputs instruction information, and the optocoupler control part controls execution instruction information output; the single chip microcomputer processes and stores the received information and sends control information;
the local transmission part transmits the information of the singlechip to the peripheral terminal through a local interface and can interact with the information of the peripheral terminal;
the remote transmission part is connected with the cloud platform to transmit the information of the singlechip to the remote terminal and can interact with the information of the remote terminal;
the power supply part supplies power for the singlechip, the metering part, the analog quantity acquisition part, the display part, the button part, the local transmission part, the remote transmission part and the optical coupling control part.
Furthermore, the metering part is used for collecting electric voltage, current, power and electric degree signals of the power distribution system, performing analog-to-digital conversion, storing the signals into an internal data register and communicating with the single chip microcomputer.
And the analog quantity acquisition part is used for acquiring the temperature and residual current signals of the power distribution system, amplifying the signals by analog quantity operational amplifier and transmitting the amplified signals to the singlechip.
Furthermore, the analog quantity acquisition part adopts partial pressure type acquisition, and the analog quantity operational amplifier adopts an LM358 operational amplifier chip.
Further, the display part drives the LED nixie tube to display contents through the LED driving chip.
Furthermore, the local transmission part adopts a common RS485 chip, converts serial TTL into a 485 bus, communicates with the singlechip by using a standard ModBus protocol, and is connected with a peripheral terminal.
Further, the single chip microcomputer adopts stm32f103c8t 6.
Further, the single chip microcomputer reads, calculates and stores data in the metering part data register through a spi bus; the single chip microcomputer reads, calculates and stores the data of the analog quantity acquisition part through the connection of the I/O port; the single chip microcomputer is connected with the key part through the I/O port, and whether the key is pressed down or not is judged in an external interruption mode.
Further, the remote transmission part is connected with the single chip microcomputer through a serial port of the single chip microcomputer and carries out information interaction; the remote transmission part is provided with a GPRS module and/or an Internet of things card module, and the remote transmission part is connected with the cloud platform through the GPRS module and/or the Internet of things card module and carries out information interaction.
The beneficial effect of this application:
the utility model discloses electric power monitoring device with local transmission and teletransmission can carry out data transmission to local backstage and cloud platform simultaneously. The user can analyze the current power utilization condition through a local computer, and can also analyze the current system power utilization condition by logging in a cloud platform through a computer and a mobile phone which can be connected with the Internet. Therefore, data are transmitted in real time, a user can conveniently know the power utilization condition in real time, and the current system is controlled.
The GPRS module is added in the device for communication, so that the data can be in an internet of things through the GPRS module, and the data is not limited to the problem of transmission distance. Making the device adaptable to more environments.
The device can also transmit local data through the RS485 bus, so that the monitoring of local monitoring personnel is realized. The simultaneous transmission of two communication modes of data is realized.
Drawings
Fig. 1 is a schematic diagram of the present application.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
An electric power monitoring device with local and network transmission comprises
The device comprises a singlechip, a metering part, an analog quantity acquisition part, a display part, a button part, an optical coupling control part, a local transmission part and a remote transmission part, wherein the metering part, the analog quantity acquisition part, the display part, the button part, the optical coupling control part, the local transmission part and the remote transmission part are connected with the singlechip; the metering part and the analog quantity acquisition part acquire power information, the display part displays content information, the button part inputs instruction information, and the optocoupler control part controls execution instruction information output; the single chip microcomputer processes and stores the received information and sends control information;
the local transmission part transmits the information of the singlechip to the peripheral terminal through a local interface and can interact with the information of the peripheral terminal;
the remote transmission part is connected with the cloud platform to transmit the information of the singlechip to the remote terminal and can interact with the information of the remote terminal;
the power supply part supplies power for the singlechip, the metering part, the analog quantity acquisition part, the display part, the button part, the local transmission part, the remote transmission part and the optical coupling control part.
Furthermore, the metering part is used for collecting electric voltage, current, power and electric degree signals of the power distribution system, performing analog-to-digital conversion, storing the signals into an internal data register and communicating with the single chip microcomputer.
And the analog quantity acquisition part is used for acquiring the temperature and residual current signals of the power distribution system, amplifying the signals by analog quantity operational amplifier and transmitting the amplified signals to the singlechip.
Furthermore, the analog quantity acquisition part adopts partial pressure type acquisition, and the analog quantity operational amplifier adopts an LM358 operational amplifier chip.
Further, the display part drives the LED nixie tube to display contents through the LED driving chip.
Furthermore, the local transmission part adopts a common RS485 chip, converts serial TTL into a 485 bus, communicates with the singlechip by using a standard ModBus protocol, and is connected with a peripheral terminal.
Further, the single chip microcomputer adopts stm32f103c8t 6.
Further, the single chip microcomputer reads, calculates and stores data in the metering part data register through a spi bus; the single chip microcomputer reads, calculates and stores the data of the analog quantity acquisition part through the connection of the I/O port; the single chip microcomputer is connected with the key part through the I/O port, and whether the key is pressed down or not is judged in an external interruption mode.
Further, the remote transmission part is connected with the single chip microcomputer through a serial port of the single chip microcomputer and carries out information interaction; the remote transmission part is provided with a GPRS module and/or an Internet of things card module, and the remote transmission part is connected with the cloud platform through the GPRS module and/or the Internet of things card module and carries out information interaction.
As an embodiment, a GPRS module is added in the device for communication, so that the data can realize the Internet of things through the GPRS module, and the data is not limited to the problem of transmission distance. Making the device adaptable to more environments.
The device can also transmit local data through the RS485 bus, so that the monitoring of local monitoring personnel is realized. The simultaneous transmission of two communication modes of data is realized.
a. The three-phase current and voltage are converted by 19-bit ADC in a metering part (ATT7022E chip), converted into digital quantity and stored in a corresponding position in a data register.
b. The analog quantity data of the temperature and the residual current pass through the analog quantity conversion part, the analog quantity acquisition part (adopts voltage division acquisition), and then the analog quantity data is amplified through the analog quantity operational amplifier part (adopts an LM358 operational amplifier chip).
c. The internal data calculation of the single chip microcomputer (stm32f103c8t6) communicates with the ATT70E chip through a spi bus, reads data of an internal register, performs conversion calculation to obtain power parameters such as voltage, current, power and electric power, and puts the data into a flash memory register inside the single chip microcomputer. And then the analog quantity data of the temperature and the residual current are converted into digital quantity data through an ADC conversion operation part in the singlechip, and the data are stored in a flash memory register in the singlechip.
d. The display part drives the LED nixie tube to display contents through an LED driving chip (TA 6932). TA6932 goes to the serial interface communication of singlechip IO mouth simulation through the serial data port, from this singlechip drive LED charactron display content.
e. The key part is directly connected with a common I/O port of the singlechip, and the singlechip judges whether the key is pressed or not in an external interruption mode, thereby controlling the device.
f. The local transmission part adopts a common RS485 chip, converts the serial port 2TTL into a 485 bus, communicates with the singlechip by using a standard ModBus protocol, reads the data of the register, and transmits the data to a background computer for display.
g. The remote transmission part adopts a singlechip serial port 1, a GPRS module and a China mobile Internet of things card to carry out remote transmission to a cloud platform, and the main steps are as follows: the GPRS module is firstly linked with the cloud platform for network access, the platform sends a network access command to the GPRS module after network access, the single chip microcomputer judges whether the module is accessed to the network or not firstly, if the module is not accessed to the network, the single chip microcomputer continues to wait for the network access command returned by the GPRS module, after the module is judged to be accessed to the network, the single chip microcomputer packs the ID address of the device and sends the ID address to the GPRS module, and the module is sent to the cloud platform for linking. After the link is established, the singlechip actively packs data in the data register and sends the data to the GPRS module in the form of heartbeat packets, and the module sends the data to the cloud platform through the mobile network. (local transmission and remote transmission may be simultaneous).
The utility model discloses electric power monitoring device with local transmission and teletransmission can carry out data transmission to local backstage and cloud platform simultaneously. The user can analyze the current power utilization condition through a local computer, and can also analyze the current system power utilization condition by logging in a cloud platform through a computer and a mobile phone which can be connected with the Internet. Therefore, data are transmitted in real time, a user can conveniently know the power utilization condition in real time, and the current system is controlled.
It will be apparent to those skilled in the art that while the embodiments of the present invention have been shown and described, there are no difficulties in implementing the functions and features described above, and it is to be understood that various changes, modifications, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (9)
1. An electrical power monitoring apparatus with local and network transmission, comprising
The device comprises a singlechip, a metering part, an analog quantity acquisition part, a display part, a button part, an optical coupling control part, a local transmission part and a remote transmission part, wherein the metering part, the analog quantity acquisition part, the display part, the button part, the optical coupling control part, the local transmission part and the remote transmission part are connected with the singlechip; the metering part and the analog quantity acquisition part acquire power information, the display part displays content information, the button part inputs instruction information, and the optocoupler control part controls execution instruction information output; the single chip microcomputer processes and stores the received information and sends control information;
the local transmission part transmits the information of the singlechip to the peripheral terminal through a local interface and can interact with the information of the peripheral terminal;
the remote transmission part is connected with the cloud platform to transmit the information of the singlechip to the remote terminal and can interact with the information of the remote terminal;
the power supply part supplies power for the singlechip, the metering part, the analog quantity acquisition part, the display part, the button part, the local transmission part, the remote transmission part and the optical coupling control part.
2. The power monitoring device with local and network transmission of claim 1 wherein the metering section is used to collect power distribution system electrical voltage, current, power level signals, analog to digital conversion, storage in an internal data register, and communication with the single chip.
3. The power monitoring device with local and network transmission as claimed in claim 1, wherein the analog quantity collecting part is used for collecting the temperature and residual current signals of the power distribution system, amplifying the signals by the analog quantity operational amplifier and transmitting the amplified signals to the single chip microcomputer.
4. The power monitoring device with local and network transmission as claimed in claim 3, wherein the analog quantity collecting part adopts voltage division type collection, and the analog quantity operational amplifier adopts LM358 operational amplifier chip.
5. The power monitoring device with local and network transmission as claimed in claim 1, wherein the display part drives the LED nixie tube to display contents through the LED driving chip.
6. The power monitoring device with local and network transmission as claimed in claim 1, wherein the local transmission part uses a commonly used RS485 chip, converts the serial TTL into a 485 bus, communicates with the single chip microcomputer using a standard ModBus protocol, and connects with the peripheral terminal.
7. The power monitoring device with local and network transmission of claim 1, wherein the single chip microcomputer is stm32f103c8t 6.
8. The power monitoring device with local and network transmission of claim 7, wherein the single chip microcomputer reads, calculates and stores the data in the data register of the metering part through a spi bus; the single chip microcomputer reads, calculates and stores the data of the analog quantity acquisition part through the connection of the I/O port; the single chip microcomputer is connected with the key part through the I/O port, and whether the key is pressed down or not is judged in an external interruption mode.
9. The power monitoring device with local and network transmission of claim 1, wherein the remote transmission part is connected with the single chip microcomputer through a serial port of the single chip microcomputer and performs information interaction; the remote transmission part is provided with a GPRS module and/or an Internet of things card module, and the remote transmission part is connected with the cloud platform through the GPRS module and/or the Internet of things card module and carries out information interaction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121484344.6U CN214704389U (en) | 2021-07-01 | 2021-07-01 | Power monitoring device with local and network transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121484344.6U CN214704389U (en) | 2021-07-01 | 2021-07-01 | Power monitoring device with local and network transmission |
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| Publication Number | Publication Date |
|---|---|
| CN214704389U true CN214704389U (en) | 2021-11-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121484344.6U Active CN214704389U (en) | 2021-07-01 | 2021-07-01 | Power monitoring device with local and network transmission |
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| CN (1) | CN214704389U (en) |
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- 2021-07-01 CN CN202121484344.6U patent/CN214704389U/en active Active
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