CN213042126U

CN213042126U - Intelligent remote air conditioner controller of thing networking of electrified meter measurement function

Info

Publication number: CN213042126U
Application number: CN202022392000.4U
Authority: CN
Inventors: 伍焕斌; 陈桐伟
Original assignee: Guangdong Yunshan Energy Technology Co ltd
Current assignee: Guangdong Yunshan Energy Technology Co ltd
Priority date: 2020-10-23
Filing date: 2020-10-23
Publication date: 2021-04-23
Anticipated expiration: 2030-10-23

Abstract

The utility model discloses a thing networking intelligent remote air conditioner controller of electrified meter measurement function, this air conditioner controller include main control MCU and with main control MCU electric connection's external button, bee calling organ, supply circuit, three-phase major loop input and relay output control circuit, air conditioner humiture acquisition circuit, 433 module and air condition compressor control circuit, air conditioner controller still includes measurement acquisition circuit, measurement acquisition circuit with main control MCU electric connection, supply circuit includes AC-DC supply circuit and DC-DC supply circuit. The utility model discloses possess simple structure, can be accurate, real-time supervision air conditioner's electric current, voltage, active power and power factor, let the more clear power consumptive condition of understanding air conditioner of customer, reduce base station room operation cost.

Description

Intelligent remote air conditioner controller of thing networking of electrified meter measurement function

Technical Field

The utility model relates to an air conditioner controller technical field specifically is a thing networking intelligent remote air conditioner controller of electrified meter measurement function.

Background

Air conditioning equipment is the necessary equipment of base station computer lab, in order to guarantee the normal of the operational environment (temperature and humidity) of the important communication equipment of base station computer lab, need use the air conditioner to cool down, but the air conditioner belongs to local control device, can only open and close at the scene, once the air conditioner has opened, the people has also left, the air conditioner just is in the work that does not stop for 24 hours always, open throughout the year of air conditioner, when the room temperature does not reach the early warning value, the air conditioner is idle running always, produce unnecessary power consumptions, the cost of base station computer lab operation has been increased.

The utility model provides an whether foretell problem has been solved in appearance of thing networking intelligent remote air conditioner controller, it can intelligent judgement site work environment good, and then intelligent open and close the air conditioner, has solved the problem of 24 hours incessant work of air conditioner, greatly reduced the power consumptive of air conditioner to base station computer lab operation cost has been reduced. However, the existing intelligent remote air conditioner controller of the internet of things generally does not have a meter metering function, can not accurately monitor the current, voltage, active power, power factors and the like of the air conditioner in real time, and can not enable a customer to know the power consumption of the air conditioner more clearly. Therefore, it is necessary to design an intelligent remote air conditioner controller of the internet of things with an electric meter metering function.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a thing networking intelligent remote air conditioner controller of electrified meter measurement function possesses simple structure, can be accurate, current, voltage, active power and the power factor of real-time supervision air conditioner, lets the more clear understanding air conditioner power consumption condition of customer, reduces the advantage of base station room operation cost, has solved the problem that above-mentioned technical background provided.

In order to achieve the above object, the utility model provides a following technical scheme: an Internet of things intelligent remote air conditioner controller with an ammeter metering function comprises a main control MCU, an external key, a buzzer, a power supply circuit, a three-phase main loop input and relay output control circuit, an air conditioner temperature and humidity acquisition circuit, a 433 module, an air conditioner compressor control circuit and a metering acquisition circuit, wherein the external key, the buzzer, the power supply circuit, the three-phase main loop input and relay output control circuit, the air conditioner temperature and humidity acquisition circuit, the air conditioner compressor control circuit and the metering acquisition circuit are electrically connected with the main control MCU, the metering acquisition circuit is composed of a metering management chip U3, a resistor R4, a resistor R5, a resistor R9, a resistor R10, a resistor R11, a resistor R12, a resistor R13, a resistor R14, a resistor R17, a capacitor C12, a capacitor C6342, a capacitor C17, a current transformer CT1 and a voltage transformer PT1, wherein the resistor R5 and the resistor R9 are connected with a current transformer CT1 in parallel, the resistor R13 and the resistor R14 are connected with a voltage transformer PT1 in parallel, and the rear end of the current transformer 36, an S2 end of the current transformer CT1 is connected with a No. 5 pin of a metering management chip U3 through a resistor R10, a No. 2 pin of a voltage transformer PT1 is connected with a resistor R12, a No. 3 pin is connected with a No. 13 pin of the metering management chip U3 through a resistor R17, a No. 4 pin is connected with a No. 12 pin of a metering management chip U3 through a resistor R11, one ends of a capacitor C12, a capacitor C15, a capacitor C16 and a capacitor C17 are grounded, and the other ends of the capacitors are respectively connected with No. 4, 5, 12 and 13 pins of the metering management chip U3.

Preferably, the model of the master control MCU is M0518SD2 AE-64.

Preferably, the power supply circuit comprises an AC-DC power supply circuit and a DC-DC power supply circuit, wherein the AC-DC power supply circuit is electrically connected to the three-phase main loop input and relay output control circuit, the AC-DC power supply circuit converts 220V alternating current into 12V1A direct current and supplies power to the three-phase main loop input and relay output control circuit, the DC-DC power supply circuit is electrically connected to the main control MCU, and the DC-DC power supply circuit converts 12V direct current into 3.3V direct current for the main control MCU and its peripheral circuits.

Preferably, the AC-DC power supply circuit includes an AC-DC power management chip U1, a fuse F1, a potentiometer RP1, an adjustable resistor RV1, an inductor L1, an inductor L2, a capacitor CX1, a capacitor CY1, a capacitor CY2, a capacitor C1, a capacitor C2, and a capacitor C3, wherein one end of the fuse F1 is connected to a live wire of an input alternating current, the other end of the fuse F1 is connected to a pin No. 2 of an inductor L1, one end of the potentiometer RP1 is connected to a neutral wire of the input alternating current, the other end of the potentiometer RP1 is connected to a pin No. 1 of the inductor L1, a pin No. 3 and a pin No. 4 of the inductor L1 are connected to a pin No. 1 and a pin No. 2 of the AC-DC power management chip U1, the adjustable resistor RV1 and the capacitor CX1 are connected in parallel, and both ends of the adjustable resistor RV1 and the capacitor CX1 are connected to a pin No. 1 and a pin No. 2 of the inductor L1, the capacitor, the inductor L2 is connected in series with a capacitor C1, one end of the capacitor CY1 is connected with the pin No. 1 of the AC-DC power management chip U1, and the other end of the capacitor CY2 is connected with the pin No. 2 of the AC-DC power management chip U1.

Preferably, the DC-DC power supply circuit includes a DC-DC power management chip U2, a fuse F2, a resistor R2, a diode D2, a capacitor C2 and an inductor L2, wherein one end of the fuse F2 is connected to an input 12V DC voltage, the other end of the fuse F2 is connected to pin No. 5 of the DC-DC power management chip U2, the diode D2, the capacitor C2 and the capacitor C2 are connected in parallel, one end of the diode D2, the capacitor C2 and the capacitor C2 are grounded, the other end of the diode D2 is connected to pin No. 5 of the DC-DC power management chip U2, the two ends of the resistor R2 are connected to pin No. 4 and pin No. 5 of the DC-DC power management chip U2, the capacitor C2, the other end of the capacitor C2 is connected to ground, the capacitor C2 and the capacitor C2 are connected to the capacitor C2, two ends of the capacitor C4 are respectively connected with a pin No. 1 and a pin No. 6 of the DC-DC power management chip U2, one end of the diode D1 is grounded, the other end of the diode D1 is connected with a pin No. 6 of the DC-DC power management chip U2, one end of the resistor R3 is connected with a pin No. 3 of the DC-DC power management chip U2, and the other end of the resistor R3 is grounded.

Preferably, the three-phase main circuit input and relay output control circuit is composed of an adjustable resistor RV2, an adjustable resistor RV3, an adjustable resistor RV4, an adjustable resistor RV5, an adjustable resistor RV6, an adjustable resistor RV7, a discharge tube GDT1, a discharge tube GDT2, a relay control output switch K1, a relay control output switch K2 and a relay control output switch K3, the adjustable resistor RV2 and the adjustable resistor RV3 are connected in parallel, one end of the adjustable resistor RV2 and the adjustable resistor 695rv 2 is connected with a zero line, the other end of the adjustable resistor RV2 and the adjustable resistor 695rv 2 is connected with a first phase power AC-L1, the adjustable resistor RV4 and the adjustable resistor RV5 are connected in parallel, the zero line of the adjustable resistor RV4 and the adjustable resistor RV5 is connected with a zero line, the other end of the adjustable resistor RV5 is connected with a second phase power AC-L2, the adjustable resistor RV6 and one end of the adjustable resistor RV6 is connected, the other end of the discharge tube GDT1 is connected with a zero line, one ends of the discharge tube GDT2 are grounded, the other ends of the discharge tube GDT1 and the discharge tube GDT2 are connected with the zero line, and the relay control output switch K1, the relay control output switch K2 and the relay control output switch K3 are respectively connected with the input end and the output end of the first phase power AC-L1, the second phase power AC-L2 and the third phase power AC-L3.

Preferably, the air-conditioning temperature and humidity acquisition circuit comprises a temperature and humidity sensor U4, a capacitor C11, a capacitor C13, a capacitor C14, a resistor R6, a resistor R7, a resistor R8 and a resistor 1, one end of the resistor R6 is connected with 3.3V direct current voltage, the other end is respectively connected with the capacitor C13 and the No. 44 pin of the main control MCU, one end of the resistor 1 is also connected with 3.3V direct current voltage, the other end is respectively connected with the capacitor C14 and the No. 45 pin of the main control MCU, one ends of the capacitor C13 and the capacitor C14, which are far away from the master control MCU, are grounded, one ends of the resistor R7 and the resistor R8 are connected with a pin No. 1 of the temperature and humidity sensor U4, the other ends of the resistor R7 and the resistor R8 are respectively connected with a pin No. 4 and a pin No. 2 of the temperature and humidity sensor U4, the pin No. 1 of the temperature and humidity sensor U4 is also connected with a power supply end and a capacitor C11, and pin No. 2 and pin No. 4 of the temperature and humidity sensor U4 are respectively connected with pin No. 5 and pin No. 4 of the main control MCU.

Preferably, the 433 module is a 433 communication module, and the 433 communication module is composed of 19 communication ports, wherein the No. 3 communication port and the No. 4 communication port are connected to the No. 10 pin and the No. 11 pin of the main control MCU, the No. 11 communication port is connected to a 3.3V dc voltage, and the No. 19 communication port is grounded.

Preferably, the air conditioner compressor control circuit is composed of an analog switch chip U6, a resistor R15, a resistor R16 and a serial port J4, wherein one end of the resistor R15 and one end of the resistor R16 are connected with a 1-number port of the serial port J4, the other ends of the resistor R15 and the resistor R16 are respectively connected with a 13-number pin and a 14-number pin of the analog switch chip U6, a 2-number port of the serial port J4 is connected with a 3-number pin of the analog switch chip U6, and one end of the serial port J4, which is far away from the analog switch chip U6, is connected.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model provides an air conditioner controller is three-phase four-wire system air conditioner controller, has two independent control function of tunnel, is fit for the base station computer lab and uses, it include master control MCU and with master control MCU electric connection's external button, bee calling organ, supply circuit, three-phase major loop input and relay output control circuit, air conditioner humiture acquisition circuit, 433 modules, air condition compressor control circuit, overall structure is simple, the utility model provides an air conditioner controller still includes measurement acquisition circuit, and current transformer CT1 and voltage transformer PT1 acquisition current and voltage signal among this measurement acquisition circuit to current, voltage, active power, power factor etc. in the calculation air conditioner work reach the purpose of real-time supervision air conditioner behavior, can let the more clear understanding air conditioner power consumption condition of customer, reduce base station computer lab operating cost.

2. The utility model provides a supply circuit comprises AC-DC supply circuit and DC-DC supply circuit, wherein AC-DC supply circuit turns into 12V 1A's direct current with 220V's alternating current, and supply power for relay output control output circuit, DC-DC supply circuit converts 12V's direct current into 3.3V's direct current and supplies main control MCU and peripheral circuit to use, after the user has set for the ambient temperature who will control at the background, main control MCU gathers the ambient temperature and the humidity of air conditioner through temperature and humidity sensor U4 on the air conditioner humiture acquisition circuit, and report to the 433 module, the 433 module reports to the 4G gateway, the backstage is reported to the 4G gateway again, carry out intelligent analysis and judgement by the backstage, thereby automatically, open and close the air conditioner.

3. The utility model discloses a set up bee calling organ, when the temperature in the base station room exceeded the setting value, bee calling organ reported to the police to open the air conditioner through main control MCU, guarantee that the temperature in the base station room is in the allowed band.

Drawings

FIG. 1 is a schematic block diagram of the present invention;

FIG. 2 is a circuit diagram of the MCU and its peripheral circuits;

fig. 3 is a circuit diagram of the AC-DC power supply circuit of the present invention;

fig. 4 is a circuit diagram of the DC-DC power supply circuit of the present invention;

FIG. 5 is a circuit diagram of the three-phase main loop input and relay output control circuit of the present invention;

fig. 6 is a circuit diagram of the air conditioner temperature and humidity acquisition circuit of the present invention;

fig. 7 is a circuit diagram of the 433 module of the present invention;

fig. 8 is a circuit diagram of the control circuit of the air conditioner compressor of the present invention;

fig. 9 is a circuit diagram of the measurement and collection circuit of the present invention.

The reference numerals and names in the figures are as follows:

1. a main control MCU; 2. connecting a key externally; 3. a buzzer; 4. a power supply circuit; 41. an AC-DC power supply circuit; 42. a DC-DC power supply circuit; 5. a three-phase main loop input and relay output control circuit; 6. an air conditioner temperature and humidity acquisition circuit; 7. 433, a module; 8. an air conditioner compressor control circuit; 9. and a metering acquisition circuit.

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, the present invention provides an embodiment: an Internet of things intelligent remote air conditioner controller with an ammeter metering function comprises a master control MCU1, an external key 2 electrically connected with a master control MCU1, a buzzer 3, a power supply circuit 4, a three-phase main loop input and relay output control circuit 5, an air conditioner temperature and humidity acquisition circuit 6, a 433 module 7 and an air conditioner compressor control circuit 8, and further comprises a metering acquisition circuit 9, wherein the metering acquisition circuit 9 is electrically connected with the master control MCU1, the power supply circuit 4 comprises an AC-DC power supply circuit 41 and a DC-DC power supply circuit 42, the AC-DC power supply circuit 41 is electrically connected with the relay output control output circuit 5, the AC-DC power supply circuit 41 converts 220V alternating current into 12V1A direct current and supplies power to the relay output control output circuit 5, and the DC-DC power supply circuit 42 is electrically connected with the master control MCU1, and the DC-DC power supply circuit 42 converts the 12V DC power to 3.3V DC power for the main control MCU1 and its peripheral circuits.

Referring to fig. 3, the AC-DC power supply circuit 41 in the figure includes an AC-DC power management chip U1, a fuse F1, a potentiometer RP1, an adjustable resistor RV1, an inductor L1, an inductor L2, a capacitor CX1, a capacitor CY1, a capacitor CY2, a capacitor C1, a capacitor C2, and a capacitor C3, wherein one end of the fuse F1 is connected to a live wire of an input alternating current, the other end of the fuse F1 is connected to a pin No. 2 of an inductor L1, one end of the potentiometer RP1 is connected to a neutral wire of the input alternating current, the other end of the potentiometer RP1 is connected to a pin No. 1 of the inductor L1, a pin No. 3 and a pin No. 4 of the inductor L1 are connected to a pin No. 1 and a pin No. 2 of the AC-DC power management chip U1, the adjustable resistor RV1 is connected to a capacitor CX 7 in parallel, both ends of the adjustable resistor RV1 and the capacitor CX1 are connected to a pin No. 1 and a pin No. 2 of the inductor L1, the capacitor, the inductor L2 is connected in series with a capacitor C1, one end of the capacitor CY1 is connected to pin 1 of the AC-DC power management chip U1, and the other end of the capacitor CY2 is connected to pin 2 of the AC-DC power management chip U1, in this embodiment, the AC-DC power management chip U1 is HQ12P12 LRN.

Referring to fig. 4, the DC-DC power supply circuit 42 in the figure includes a DC-DC power management chip U2, a fuse F2, a resistor R2, a diode D2, a capacitor C2 and an inductor L2, wherein one end of the fuse F2 is connected to an input 12V DC voltage, the other end of the fuse F2 is connected to pin No. 5 of the DC-DC power management chip U2, the diode D2, the capacitor C2 and the capacitor C2 are connected in parallel, one end of the diode D2, the capacitor C2 and the capacitor C2 are grounded, the other end of the diode D2 is connected to pin No. 5 of the DC-DC power management chip U2, two ends of the resistor R2 are respectively connected to pin No. 4 and pin No. 5 of the DC-DC power management chip U2, the capacitor C2, the other end of the capacitor C2 is connected to ground, the capacitor C2 and the capacitor C2 are respectively, two ends of the capacitor C4 are respectively connected with pin 1 and pin 6 of the DC-DC power management chip U2, one end of the diode D1 is grounded, the other end is connected with pin 6 of the DC-DC power management chip U2, one end of the resistor R3 is connected with pin 3 of the DC-DC power management chip U2, and the other end is grounded, in this embodiment, the model of the DC-DC power management chip U2 is MP2359 DJ.

Referring to fig. 5, the three-phase main loop input and relay output control circuit 5 in the figure is composed of an adjustable resistor RV2, an adjustable resistor RV3, an adjustable resistor RV4, an adjustable resistor RV5, an adjustable resistor RV6, an adjustable resistor RV7, a discharge tube GDT1, a discharge tube GDT2, a relay control output switch K1, a relay control output switch K2 and a relay control output switch K3, the adjustable resistor RV2 and the adjustable resistor RV3 are connected in parallel, one end of the adjustable resistor 2 and the adjustable resistor RV3 is connected with a zero line, the other end of the adjustable resistor 2 and the adjustable resistor RV3 is connected with a first phase AC-L1, the adjustable resistor RV4 and the adjustable resistor RV5 are connected in parallel, one end of the adjustable resistor RV4 and the adjustable resistor RV5 is connected with the zero line, the other end of the adjustable resistor RV2 is connected with a second phase AC-L2, the adjustable resistor RV6 and one end of the adjustable resistor RV6 and the adjustable resistor RV6 is connected with a, the other end of the discharge tube GDT1 is connected with a zero line, one ends of the discharge tube GDT2 are grounded, the other ends of the discharge tube GDT1 and the discharge tube GDT2 are connected with the zero line, and the relay control output switch K1, the relay control output switch K2 and the relay control output switch K3 are respectively connected with the input end and the output end of the first phase power AC-L1, the second phase power AC-L2 and the third phase power AC-L3.

Referring to fig. 2 and 6, the main control MCU1 in fig. 2 is M0518SD2AE-64, the hollow temperature and humidity adjustment acquisition circuit 6 in fig. 6 includes a temperature and humidity sensor U4, a capacitor C11, a capacitor C13, a capacitor C14, a resistor R6, a resistor R7, a resistor R8 and a resistor 1, one end of the resistor R6 is connected to 3.3V dc voltage, the other end is connected to 44 pins of the capacitor C13 and the main control MCU1, one end of the resistor R7 and the resistor R8 are connected to 3.3V dc voltage, the other end is connected to 45 pins of the capacitor C14 and the main control MCU1, one ends of the capacitor C13 and the capacitor C14 far from the main control MCU1 are grounded, one ends of the resistor R7 and the resistor R8 are connected to 1 pin of the temperature and humidity sensor U4, the other ends are connected to 4 pins and 2 pins of the temperature and humidity sensor U4, the pin 1 and the power supply end and the pin C11 of the temperature and humidity sensor U4 are connected to the pin 364 pin 365 and the pin 365, in the present embodiment, the model of the temperature and humidity sensor U4 is AM 2320.

Referring to fig. 2 and 7, a 433 module 7 in the drawings is a 433 communication module, and the 433 communication module is composed of 19 communication ports, where a No. 3 communication port and a No. 4 communication port are connected to a No. 10 pin and a No. 11 pin of the main control MCU1, the No. 11 communication port is connected to a 3.3V dc voltage, and the No. 19 communication port is grounded.

Referring to fig. 8, the air-conditioning compressor control circuit 8 in the figure is composed of an analog switch chip U6, a resistor R15, a resistor R16, and a serial port J4, where one end of the resistor R15 and one end of the resistor R16 are connected to the 1 st port of the serial port J4, the other end of the resistor R15 and the other end of the resistor R16 are connected to the 13 th pin and the 14 th pin of the analog switch chip U6, the 2 nd port of the serial port J4 is connected to the 3 rd pin of the analog switch chip U6, and one end of the serial port J4, which is far from the analog switch chip U6, is connected to the air-conditioning compressor, in this embodiment, the analog switch chip.

Referring to fig. 9, the metering and collecting circuit 9 in the figure is composed of a metering management chip U3, a resistor R4, a resistor R5, a resistor R9, a resistor R10, a resistor R11, a resistor R12, a resistor R13, a resistor R14, a resistor R17, a capacitor C12, a capacitor C15, a capacitor C16, a capacitor C17, a current transformer CT1, and a voltage transformer PT1, wherein the resistor R5 and the resistor R9 are connected in parallel with the current transformer CT1, the resistor R13 and the resistor R14 are connected in parallel with the voltage transformer PT1, an S1 end of the current transformer CT1 is connected with a pin No. 4 of the metering management chip U3 through a resistor R4, an S2 end of the current transformer CT1 is connected with a pin No. 5 of the metering management chip U2 through a resistor R2, a pin No. 2 of the voltage transformer PT 2 is connected with a resistor R2, a pin No. 3 is connected with a pin No. 3 of the metering management chip U2 through a pin of the resistor R2, and a pin No. 3612 of the metering management chip 2, one end of the capacitor C12, one end of the capacitor C15, one end of the capacitor C16 and one end of the capacitor C17 are grounded, and the other end of the capacitor C17 are respectively connected with

pins

4, 5, 12 and 13 of the metering management chip U3, wherein the model of the metering management chip U3 is RN8302B in the embodiment.

The working principle is as follows: in the operation of the utility model, the power supply part of the air conditioner controller is supplied by an AC-DC power supply circuit 41 and a DC-DC power supply circuit 42, the main loop incoming line is accessed from the three-phase main loop input of the air conditioner controller and the input end of a relay output control circuit 5, the main loop outgoing line is controlled and output by a relay control output switch K1, a relay control output switch K2 and a relay control output switch K3 on the three-phase main loop input and relay output control circuit 5, when the user sets the environmental temperature to be controlled in the background, the main control MCU1 collects the environmental temperature and humidity of the air conditioner through the temperature and humidity sensor U4 on the air conditioner temperature and humidity collecting circuit 6, and the information is reported to the 433 module 7, the 433 module 7 is reported to the 4G gateway, the 4G gateway is reported to the background again, and the background carries out intelligent analysis and judgment, thereby automatically turning on and turning off the air conditioner.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a thing networking intelligent remote air conditioner controller of electrified meter measurement function which characterized in that: the intelligent control system comprises a master control MCU (1), an external key (2) electrically connected with the master control MCU (1), a buzzer (3), a power supply circuit (4), a three-phase main loop input and relay output control circuit (5), an air conditioner temperature and humidity acquisition circuit (6), a 433 module (7), an air conditioner compressor control circuit (8) and a metering acquisition circuit (9), wherein the metering acquisition circuit (9) is electrically connected with the master control MCU (1), and the metering acquisition circuit (9) is composed of a metering management chip U3, a resistor R4, a resistor R5, a resistor R9, a resistor R10, a resistor R11, a resistor R12, a resistor R13, a resistor R14, a resistor R17, a capacitor C12, a capacitor C15, a capacitor C16, a capacitor C17, a current transformer 1 and a voltage transformer CT1, wherein the resistor R5 and the resistor R9 are connected in parallel with the current transformer CT1, the resistor R5 and the resistor R14 are connected with the voltage transformer 1 in parallel, an S1 end of the current transformer CT1 is connected with a No. 4 pin of a metering management chip U3 through a resistor R4, an S2 end of the current transformer CT1 is connected with a No. 5 pin of the metering management chip U3 through a resistor R10, a No. 2 pin of the voltage transformer PT1 is connected with a resistor R12, a No. 3 pin is connected with a No. 13 pin of the metering management chip U3 through a resistor R17, a No. 4 pin is connected with a No. 12 pin of the metering management chip U3 through a resistor R11, one ends of a capacitor C12, a capacitor C15, a capacitor C16 and a capacitor C17 are grounded, and the other ends of the capacitors are respectively connected with No. 4, 5, 12 and No. 13 pins of the metering management chip U3.

2. The intelligent remote air conditioner controller of the internet of things with the electric meter metering function according to claim 1, characterized in that: the model of the master control MCU (1) is M0518SD2 AE-64.

3. The intelligent remote air conditioner controller of the internet of things with the electric meter metering function according to claim 1, characterized in that: the power supply circuit (4) comprises an AC-DC power supply circuit (41) and a DC-DC power supply circuit (42), wherein the AC-DC power supply circuit (41) is electrically connected with a three-phase main loop input and relay output control circuit (5), the AC-DC power supply circuit (41) converts 220V alternating current into 12V1A direct current and supplies power to the three-phase main loop input and relay output control circuit (5), the DC-DC power supply circuit (42) is electrically connected with the main control MCU (1), and the DC-DC power supply circuit (42) converts the 12V direct current into 3.3V direct current for the main control MCU (1) and peripheral circuits thereof.

4. The intelligent remote air conditioner controller of the internet of things with the electric meter metering function according to claim 3, characterized in that: the AC-DC power supply circuit (41) comprises an AC-DC power management chip U1, a fuse F1, a potentiometer RP1, an adjustable resistor RV1, an inductor L1, an inductor L2, a capacitor CX1, a capacitor CY1, a capacitor CY2, a capacitor C1, a capacitor C2 and a capacitor C3, wherein one end of the fuse F1 is connected with a live wire of input alternating current, the other end of the fuse F1 is connected with a pin No. 2 of an inductor L1, one end of a potentiometer RP1 is connected with a neutral wire of input alternating current, the other end of the potentiometer RP1 is connected with a pin No. 1 of an inductor L1, a pin No. 3 and a pin No. 4 of an inductor L1 are respectively connected with a pin No. 1 and a pin No. 2 of the AC-DC power management chip U1, the adjustable resistor RV1 and the capacitor CX1 are connected in parallel, two ends of the adjustable resistor RV1 and the capacitor CX1 are connected with a pin No. 1 and a pin No. 2 of the inductor, the inductor L2 is connected in series with a capacitor C1, one end of the capacitor CY1 is connected with the pin No. 1 of the AC-DC power management chip U1, and the other end of the capacitor CY2 is connected with the pin No. 2 of the AC-DC power management chip U1.

5. The intelligent remote air conditioner controller of the internet of things with the electric meter metering function according to claim 3, characterized in that: the DC-DC power supply circuit (42) comprises a DC-DC power management chip U2, a fuse F2, a resistor R2, a diode D2, a capacitor C2 and an inductor L2, wherein one end of the fuse F2 is connected with an input 12V direct current voltage, the other end of the fuse F2 is connected with a No. 5 pin of the DC-DC power management chip U2, the diode D2, the capacitor C2 and the capacitor C2 are connected in parallel, one end of the diode D2, one end of the capacitor C2 and one end of the capacitor C2 are grounded, the other end of the diode D2 are connected with a No. 5 pin of the DC-DC power management chip U2, the two ends of the resistor R2 are respectively connected with a No. 4 pin and a No. 5 pin of the DC-DC power management chip U2, the capacitor C2 and the other end of the capacitor C2 are respectively connected with the capacitor C2, the capacitor C2 and, two ends of the capacitor C4 are respectively connected with a pin No. 1 and a pin No. 6 of the DC-DC power management chip U2, one end of the diode D1 is grounded, the other end of the diode D1 is connected with a pin No. 6 of the DC-DC power management chip U2, one end of the resistor R3 is connected with a pin No. 3 of the DC-DC power management chip U2, and the other end of the resistor R3 is grounded.

6. The intelligent remote air conditioner controller of the internet of things with the electric meter metering function according to claim 1, characterized in that: the three-phase main loop input and relay output control circuit (5) is composed of an adjustable resistor RV2, an adjustable resistor RV3, an adjustable resistor RV4, an adjustable resistor RV5, an adjustable resistor RV6, an adjustable resistor RV7, a discharge tube GDT1, a discharge tube GDT2, a relay control output switch K1, a relay control output switch K2 and a relay control output switch K3, wherein the adjustable resistor RV2 and the adjustable resistor RV3 are connected in parallel, one end of the adjustable resistor RV2 and the adjustable resistor 695RV 2 is connected with a zero line, the other end of the adjustable resistor RV2 and the adjustable resistor 695RV 2 is connected with a first phase AC-L1, the adjustable resistor RV4 and the adjustable resistor RV5 are connected in parallel, the adjustable resistor RV4 and the adjustable resistor RV5 are connected with the zero line, the other end of the second phase AC-L2, the adjustable resistor RV6 and the adjustable resistor RV6 are connected with a third phase AC, the other end of the discharge tube GDT1 is connected with a zero line, one ends of the discharge tube GDT2 are grounded, the other ends of the discharge tube GDT1 and the discharge tube GDT2 are connected with the zero line, and the relay control output switch K1, the relay control output switch K2 and the relay control output switch K3 are respectively connected with the input end and the output end of the first phase power AC-L1, the second phase power AC-L2 and the third phase power AC-L3.

7. The intelligent remote air conditioner controller of the internet of things with the electric meter metering function according to claim 1, characterized in that: the air-conditioning temperature and humidity acquisition circuit (6) comprises a temperature and humidity sensor U4, a capacitor C11, a capacitor C13, a capacitor C14, a resistor R6, a resistor R7, a resistor R8 and a resistor 1, one end of the resistor R6 is connected with 3.3V direct current voltage, the other end is respectively connected with the capacitor C13 and the No. 44 pin of the master control MCU (1), one end of the resistor 1 is also connected with 3.3V direct current voltage, the other end is respectively connected with the capacitor C14 and the No. 45 pin of the master control MCU (1), one ends of the capacitor C13 and the capacitor C14, which are far away from the master control MCU (1), are grounded, one ends of the resistor R7 and the resistor R8 are connected with a pin No. 1 of the temperature and humidity sensor U4, the other ends of the resistor R7 and the resistor R8 are respectively connected with a pin No. 4 and a pin No. 2 of the temperature and humidity sensor U4, the pin No. 1 of the temperature and humidity sensor U4 is also connected with a power supply end and a capacitor C11, and a No. 2 pin and a No. 4 pin of the temperature and humidity sensor U4 are respectively connected with a No. 5 pin and a No. 4 pin of the main control MCU (1).

8. The intelligent remote air conditioner controller of the internet of things with the electric meter metering function according to claim 1, characterized in that: module 433 (7) is 433 communication module, and this 433 communication module comprises 19 communication ports, and wherein No. 3 communication port and No. 4 communication port are connected with No. 10 pin and No. 11 pin of master control MCU (1), and No. 11 communication port is connected 3.3V's direct current voltage, and No. 19 communication port ground connection.

9. The intelligent remote air conditioner controller of the internet of things with the electric meter metering function according to claim 1, characterized in that: the air conditioner compressor control circuit (8) is composed of an analog switch chip U6, a resistor R15, a resistor R16 and a serial port J4, wherein one end of each of the resistor R15 and the resistor R16 is connected with a port 1 of the serial port J4, the other end of each of the resistor R15 and the resistor R16 is connected with a pin 13 and a pin 14 of the analog switch chip U6, a port 2 of the serial port J4 is connected with a pin 3 of the analog switch chip U6, and one end, far away from the analog switch chip U6, of the serial port J4 is connected with the air conditioner compressor.