CN213403080U - Intelligent power supply protection device with Cat.1 communication - Google Patents
Intelligent power supply protection device with Cat.1 communication Download PDFInfo
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- CN213403080U CN213403080U CN202022960119.7U CN202022960119U CN213403080U CN 213403080 U CN213403080 U CN 213403080U CN 202022960119 U CN202022960119 U CN 202022960119U CN 213403080 U CN213403080 U CN 213403080U
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Abstract
The utility model discloses a take intelligent power protection device of Cat.1 communication, including single chip microcomputer control module, TCP module, cable temperature acquisition circuit, RS 485 bus communication module, measurement chip, button and load break-make state module are connected to single chip microcomputer control module's input, and timing operation module, light indication module, relay, data storage module and load leakage current are connected to single chip microcomputer control module's output, the shut circuit breaker is connected to RS bus communication module's input. This take intelligent power protection device of Cat.1 communication, when keeping high speed communication, consumption and cost are also lower, have practical value and economic value more.
Description
Technical Field
The utility model relates to a power protection system technical field specifically is a take intelligent power protection device of Cat.1 communication.
Background
With the adoption of the remote real-time control method, people have higher and higher pursuits on safe power utilization, quick power utilization and remote real-time control. The stability of the power protection device of the internet of things has higher follow-up and expectation on the practicability. The internet of things protection device in the current market has defects and unstable factors.
The intelligent power protection device with wired ethernet communication has many defects, such as: a network cable needs to be configured for each power protection device. Network lines are often laid in wire grooves with strong electricity, and network communication is that weak electricity signals can be influenced by the strong electricity, so that the temperature reliability of the communication of the power supply protection device is influenced.
There is a drawback with the NB _ IOT power supply protection device that national NB signal coverage is not very good. Although the NB _ IOT communication has the characteristics of low power consumption, energy conservation and environmental protection, the communication speed is low, and the NB _ IOT communication can only be applied to equipment which only needs low-frequency communication or a static state, such as a water meter, a gas meter, an electric meter and the like. If the power supply protection device is used in the situation that power consumption data is needed at any moment and power consumption equipment is operated anytime and anywhere, the experience is very poor because NB _ IOT communication is slow and time delay is long.
There are also many disadvantages to products with local area network wireless communication LORA, ZigBee, wireless 433 ad hoc networks and then access to the internet through gateways. Such as: the installation and debugging are inconvenient, debugging personnel are required to guide the installation and debugging on site, time and labor are consumed, and free combination and expansion use are difficult. The number of devices with WiFi communication will affect the communication rate, so there are not many access devices.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a take intelligent power protection device of Cat.1 communication, when keeping the high speed communication, consumption and cost are also lower, have practical value and economic value more, can solve the problem among the prior art.
In order to achieve the above object, the utility model provides a following technical scheme: an intelligent power supply protection device with Cat.1 communication comprises a single-chip microcomputer control module, wherein the input end of the single-chip microcomputer control module is connected with a TCP module, a cable temperature acquisition circuit, an RS/485 bus communication module, a metering chip, a button and a load on-off state module, the output end of the single-chip microcomputer control module is connected with a timing operation module, a light indication module, a relay, a data storage module and load leakage current, the input end of the RS/485 bus communication module is connected with a shunt circuit breaker, the input end of the metering chip is connected with an input voltage module and a load current module, and the output end of the relay is connected with a load output module; the output end of the single chip microcomputer control module is also connected with a Cat.1 communication module, and the output end of the Cat.1 communication module is connected with a server platform;
the Cat.1 communication module consists of a chip D4A, a chip D4B, a chip D4C, a chip U1 and a P1 interface; a pin 3 of the chip D4A is connected with a pin 4 of a P1 interface, a pin 5 of the chip D4A is connected with a resistor R3 and a resistor R4, a resistor R3 is connected with a base electrode of a triode Q1, an emitter of the triode Q1 is connected with a pin 2 of the P1 interface, a collector of the triode Q1 is connected with a pin 56 of the chip D4A, a resistor R4 is connected with a base electrode of the triode Q2, an emitter of the triode Q2 is connected with a pin 55 of the chip D4A, and a collector of the triode Q2 is connected with a pin 1 of the P1 interface;
the RS/485 bus communication module is composed of chip U5 and J3 interfaces, wherein pins 6 and 7 of the chip U5 are respectively connected with a diode D7 and a diode D5 and then grounded, pins 6 and 7 of the chip U5 are respectively connected with a resistor R3 and a resistor R2, the resistor R3 is connected with a pin 4 of the J3 interface, and the resistor R2 is connected with a pin 3 of the J3 interface.
Preferably, the resistor R6 and the resistor R5 are connected with the parallel capacitor C1, the capacitor C2 and the capacitor C3, and the capacitor C1 is connected with the diode D3, the diode D2 and the diode D1 in series, and then connected with the +5V input voltage.
Preferably, the pin 3 of the P1 interface is connected with a resistor R9, the resistor R9 is connected with the base of the triode Q5, and the collector of the triode Q5 is connected with the pin 2 of the chip D4A.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the intelligent power supply protection device with Cat.1 communication adopts the single chip microcomputer control module to calculate and analyze all collected data, and any data related to power utilization safety generated by the power supply protection device can be quickly sent to the server platform through the Cat.1 communication module, so that real-time monitoring and protection of power utilization equipment are realized, and the purpose of remote control at any time and any place is achieved; therefore, the power consumption and the cost are lower while the high-speed communication is maintained, and the communication device has more practical value and economic value.
Drawings
Fig. 1 is a system interaction flow chart of the present invention;
fig. 2 is a circuit diagram of the chip U4A of the present invention;
FIG. 3 is a circuit diagram of the chip U4B of the present invention
FIG. 4 is a circuit diagram of the chip U4C of the present invention
FIG. 5 is a power supply circuit diagram of the present invention;
fig. 6 is a circuit diagram of the chip U1 of the present invention;
FIG. 7 is a circuit diagram of a dual-channel triode Q1\ Q2 of the present invention;
FIG. 8 is a circuit diagram of the dual-channel triode Q3\ Q4 of the present invention
FIG. 9 is a circuit diagram of the P1 interface of the present invention
Fig. 10 is a circuit diagram of a transistor Q5 according to the present invention;
FIG. 11 is a circuit diagram of RS/485 communication circuit of the present invention
Fig. 12 is a flow chart of the safety priority utilization of electricity of the present invention;
fig. 13 is a control flow chart of the shunt circuit breaker of the present invention.
In the figure: 1. a single chip microcomputer control module; 2. a TCP module; 3. a cable temperature acquisition circuit; 4. RS/485 bus communication module; 5. a metering chip; 6. pressing a key; 7. a load on-off state module; 8. a timing operation module; 9. a light indication module; 10. a relay; 11. a data storage module; 12. a load leakage current; 13. a shunt circuit breaker; 14. an input voltage module; 15. a load current module; 16. a load output module; 17. a Cat.1 communication module; 18. a server platform.
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.
Referring to fig. 1, an intelligent power protection device with cat.1 communication comprises a single-chip microcomputer control module 1, wherein the input end of the single-chip microcomputer control module 1 is connected with a TCP module 2, a cable temperature acquisition circuit 3, an RS/485 bus communication module 4, a metering chip 5, a key 6 and a load on-off state module 7, the output end of the single-chip microcomputer control module 1 is connected with a timing operation module 8, a light indication module 9, a relay 10, a data storage module 11 and a load leakage current 12, the input end of the RS/485 bus communication module 4 is connected with a shunt circuit breaker 13, the input end of the metering chip 5 is connected with an input voltage module 14 and a load current module 15, and the output end of the relay 10 is connected with a load output module; the output end of the singlechip control module 1 is also connected with a Cat.1 communication module 17, and the output end of the Cat.1 communication module 17 is connected with a server platform 18.
Referring to fig. 2-10, the cat.1 communication module 17 is composed of a chip D4A, a chip D4B, a chip D4C, a chip U1 and a P1 interface; the pin 3 of the chip D4A is connected with the pin 4 of the P1 interface, the pin 5 of the chip D4A is connected with a resistor R3 and a resistor R4, the resistor R3 is connected with the base of a triode Q1, the emitter of the triode Q1 is connected with the pin 2 of the P1 interface, the collector of the triode Q1 is connected with the pin 56 of the chip D4A, the resistor R4 is connected with the base of the triode Q2, the emitter of the triode Q2 is connected with the pin 55 of the chip D4A, and the collector of the triode Q2 is connected with the pin 1 of the P1 interface.
The 3 pin of the P1 interface is connected with a resistor R9, a resistor R9 is connected with the base of a triode Q5, and the collector of the triode Q5 is connected with the 2 pin of the chip D4A.
Referring to fig. 11, the RS/485 bus communication module 4 is composed of chip U5 and J3 interfaces, pins 6 and 7 of the chip U5 are respectively connected to the diode D7 and the diode D5 and then grounded, pins 6 and 7 of the chip U5 are respectively connected to the resistor R3 and the resistor R2, the resistor R3 is connected to pin 4 of the J3 interface, and the resistor R2 is connected to pin 3 of the J3 interface.
Referring to fig. 12, when the maintenance staff presses the button to power on or off, the power protection device immediately starts the local priority power utilization security mode, and immediately notifies the server platform 18 through the cat.1 communication module 17, someone operates the power protection device to power off or power on the load, requests the platform to temporarily prohibit the power protection device from being operated by the platform, and the platform immediately prohibits the operation after receiving the request. There are two types of release platform operations, one of which is: the maintenance personnel contact to confirm that the maintenance is finished; the second step is as follows: after the maintenance personnel press the button to power off, the button is powered on again, no operation is performed after a period of time, and the platform prohibits the operation from being released. Therefore, the local priority mode can be maintained, and the electricity utilization safety is ensured.
Referring to fig. 13, the power protection device uses the RS/485 bus communication module 4, so that the server platform 18 can monitor the breaker devices on the branches by using the cat.1 power protection device as an intermediate, and thus, the power protection device which can only control one main circuit originally can be expanded to electric equipment which can control a plurality of main circuits in this way, and has the advantages of good temperature determination and smooth interaction process; and the power supply protection device with the Cat.1 has stable high-speed communication, and even if more shunt devices are connected, the whole system can be operated smoothly.
According to the intelligent power supply protection device with Cat.1 communication, the singlechip control module 1 is adopted to calculate and analyze all collected data, and any data related to power utilization safety generated by the power supply protection device can be rapidly sent to the server platform 18 through the Cat.1 communication module 17, so that real-time monitoring and protection of power utilization equipment are realized, and the purpose of remote control at any time and any place is achieved; therefore, the power consumption and the cost are lower while the high-speed communication is kept, the practical value and the economic value are higher, and the problems in the prior art can be effectively solved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. The utility model provides a take intelligent power protection device of Cat.1 communication, includes single chip microcomputer control module (1), its characterized in that: the input end of the single-chip microcomputer control module (1) is connected with the TCP module (2), the cable temperature acquisition circuit (3), the RS/485 bus communication module (4), the metering chip (5), the key (6) and the load on-off state module (7), the output end of the single-chip microcomputer control module (1) is connected with the timing operation module (8), the light indication module (9), the relay (10), the data storage module (11) and the load leakage current (12), the input end of the RS/485 bus communication module (4) is connected with the shunt circuit breaker (13), the input end of the metering chip (5) is connected with the input voltage module (14) and the load current module (15), and the output end of the relay (10) is connected with the load output module (16); the output end of the single chip microcomputer control module (1) is also connected with a Cat.1 communication module (17), and the output end of the Cat.1 communication module (17) is connected with a server platform (18);
the Cat.1 communication module (17) is composed of a chip D4A, a chip D4B, a chip D4C, a chip U1 and a P1 interface; a pin 3 of the chip D4A is connected with a pin 4 of a P1 interface, a pin 5 of the chip D4A is connected with a resistor R3 and a resistor R4, a resistor R3 is connected with a base electrode of a triode Q1, an emitter of the triode Q1 is connected with a pin 2 of the P1 interface, a collector of the triode Q1 is connected with a pin 56 of the chip D4A, a resistor R4 is connected with a base electrode of the triode Q2, an emitter of the triode Q2 is connected with a pin 55 of the chip D4A, and a collector of the triode Q2 is connected with a pin 1 of the P1 interface;
pins 10 and 11 of a chip D4A are connected with a parallel capacitor C1, a capacitor C2 and a capacitor C3, meanwhile, the capacitor C1 is connected with a diode D3, a series diode D2 and a diode D1 and then connected with +5V input voltage, pins 44, 45, 46 and 47 of the chip D4A are respectively connected with pins 6, 5, 4 and 1 of a chip U1, a pin 75 of the chip D4A is connected with a resistor R8, the resistor R8 is connected with the base of a triode Q4, the collector of the triode Q4 is connected with a series diode D6 and a resistor R6, a pin 76 of the chip D4A is connected with a resistor R7, a resistor R7 is connected with the base of a triode Q3, and the collector of the triode Q3 is connected with a series diode D5 and a resistor R5;
the RS/485 bus communication module (4) is composed of chip U5 and J3 interfaces, wherein pins 6 and 7 of the chip U5 are respectively connected with a diode D7 and a diode D5 and then grounded, pins 6 and 7 of the chip U5 are respectively connected with a resistor R3 and a resistor R2, the resistor R3 is connected with a pin 4 of the J3 interface, and the resistor R2 is connected with a pin 3 of the J3 interface.
2. The intelligent power protection device with Cat.1 communication of claim 1, wherein: the resistor R6 and the resistor R5 are connected with a parallel capacitor C1, a capacitor C2 and a capacitor C3, and the capacitor C1 is connected with a diode D3, a series diode D2 and a diode D1 and then connected with +5V input voltage.
3. The intelligent power protection device with Cat.1 communication of claim 1, wherein: the 3-pin of the P1 interface is connected with a resistor R9, a resistor R9 is connected with the base of a triode Q5, and the collector of the triode Q5 is connected with the 2-pin of a chip D4A.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022960119.7U CN213403080U (en) | 2020-12-09 | 2020-12-09 | Intelligent power supply protection device with Cat.1 communication |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022960119.7U CN213403080U (en) | 2020-12-09 | 2020-12-09 | Intelligent power supply protection device with Cat.1 communication |
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| Publication Number | Publication Date |
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| CN213403080U true CN213403080U (en) | 2021-06-08 |
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| CN202022960119.7U Active CN213403080U (en) | 2020-12-09 | 2020-12-09 | Intelligent power supply protection device with Cat.1 communication |
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