CN213482653U

CN213482653U - Multifunctional communication control circuit device

Info

Publication number: CN213482653U
Application number: CN202023171815.6U
Authority: CN
Inventors: 李学宾
Original assignee: Beijing Lihong Weiye Technology Co ltd
Current assignee: Beijing Lihong Weiye Technology Co ltd
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-06-18
Anticipated expiration: 2030-12-25

Abstract

The utility model relates to a multifunctional communication control circuit device, which comprises a main controller, a WIFI module, a memory, a serial communication module, a control module and an information acquisition module; the serial port communication module comprises a serial port driver and a corresponding data serial port; the control module comprises an infrared remote control circuit and a power supply on-off circuit; the information acquisition module comprises a temperature and humidity sensor, a gas sensor, a light sensor and an electric power acquisition circuit; the utility model provides more intelligent using function for traditional household appliances and unified management and control for intelligent household appliances by accessing various traditional or intelligent household appliances, and unifying networking and management; the intelligent home system can be established without purchasing a large number of intelligent home appliances to replace the traditional home appliances, so that the intelligent home system is more convenient to use and lower in cost.

Description

Multifunctional communication control circuit device

Technical Field

The utility model relates to the field of communication technology, specifically multi-functional communication control circuit device.

Background

In recent years, because the smart home of the internet of things has been developed rapidly, a large amount of smart homes that can be networked have appeared on the market, these smart homes generally all increase networking function and main control unit on the basis of current household electrical appliances, thereby make smart home can be through the WIFI internet access in the family to the internet, thereby can realize remote communication and control through the cell-phone networking, smart home also can be through internet to cell-phone remote sending data, thereby promote and use experience. However, for the conventional home appliance, since the home appliance does not have a networking function, remote communication cannot be performed, and the user can only abandon the original conventional home appliance and purchase a more expensive intelligent home appliance when wanting to improve the use experience.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention is directed to a multifunctional communication control circuit device, so that a conventional household appliance can also have the function of an intelligent household appliance.

The utility model discloses a multifunctional communication control circuit device, including main control unit, WIFI module, memory, serial communication module, control module and information acquisition module, WIFI module and memory are connected with main control unit;

the serial port communication module comprises a serial port driver and a corresponding data serial port, the serial port driver is connected with the main controller, and the data serial port is connected with the serial port driver;

the control module comprises an infrared remote control circuit and a power supply on-off circuit, and the infrared remote control circuit and the power supply on-off circuit are both connected with the main controller;

the information acquisition module comprises a temperature and humidity sensor, a gas sensor, a light sensor and an electric power acquisition circuit, and the temperature and humidity sensor, the gas sensor, the light sensor and the electric power acquisition circuit are all connected with the main controller.

Further, the main controller is an STM32 single chip microcomputer, the type of the WIFI module is MT7601, the WIFI module is connected with the STM32 single chip microcomputer in series, and the temperature and humidity sensor, the gas sensor and the light sensor are connected with pins with analog-to-digital conversion functions on the STM32 single chip microcomputer; the memory is used for storing control programs and infrared remote control codes.

Furthermore, the infrared remote control circuit comprises an infrared emitting diode and an amplifying triode, the base of the amplifying triode is connected with the IO pin of the STM32 single chip microcomputer after being connected with a resistor in series, the anode of the infrared emitting diode is externally connected with a power supply, the cathode of the infrared emitting diode is connected with the collector of the amplifying triode, and the emitter of the amplifying triode is grounded.

Furthermore, the power supply on-off circuit comprises a Darlington driving chip and a plurality of relays, wherein the model of the Darlington driving chip is ULN2003A, an input pin of the Darlington driving chip is connected with an IO pin of the STM32 single chip microcomputer, and control ends of the relays are arranged on an output pin of the Darlington driving chip; the controlled end of the relay is arranged on a power line of the controlled electric appliance.

Further, the serial port driver comprises an RS232 driver, an RS485 driver and a USB driver, and the RS232 driver, the RS485 driver and the USB driver are all connected with the STM32 single chip microcomputer; the data serial port comprises an RS232 serial port, an RS485 serial port and a USB interface, and the RS232 serial port, the RS485 serial port and the USB interface are respectively connected with an RS232 driver, an RS485 driver and a USB driver.

Further, the electric power acquisition circuit comprises a power metering chip, a current transformer and a voltage transformer, wherein the current transformer and the voltage transformer are both connected with the input end of the power metering chip, and the output end of the power metering chip is connected with the STM32 single chip microcomputer; the voltage transformer and the current transformer are sleeved on a power line of the monitored electric appliance.

The utility model has the advantages that: the utility model discloses a multifunctional communication control circuit device, for the traditional household appliance with infrared remote control function, uses the infrared remote control circuit and the power on-off circuit to carry out on-off control and gear shifting control; for the traditional household appliances without infrared remote control function, a power supply on-off circuit is used for simple on-off control; for the intelligent household appliances, WIFI or serial port access is used; the household environment is detected through a temperature and humidity sensor, a gas sensor and a light sensor, and the power of various electric appliances is detected through an electric power acquisition circuit, so that the electric appliances can be intelligently controlled according to monitoring data; the utility model provides more intelligent using function for traditional household appliances and unified management and control for intelligent household appliances by accessing various traditional or intelligent household appliances, and unifying networking and management; the intelligent home system can be established without purchasing a large number of intelligent home appliances to replace the traditional home appliances, so that the intelligent home system is more convenient to use and lower in cost.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for a person skilled in the art, other related drawings can be obtained from these drawings without inventive effort.

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic diagram of the main controller and the infrared remote control circuit of the present invention;

fig. 3 is a schematic diagram of the power supply on-off circuit of the present invention.

Detailed Description

As shown in fig. 1-3: the multifunctional communication control circuit device comprises a main controller, a WIFI module, a memory, a serial port communication module, a control module and an information acquisition module, wherein the WIFI module and the memory are connected with the main controller;

The utility model discloses a multifunctional communication control circuit device, for traditional household appliances with infrared remote control function, such as TV, air conditioner, etc., uses infrared remote control circuit and power on-off circuit to carry out on-off control and gear shifting control; for traditional household appliances without infrared remote control function, such as lamps and the like, a power supply on-off circuit is used for simple on-off control; for the intelligent household appliances, WIFI or serial ports are used for access and direct control; the household environment is detected through the temperature and humidity sensor, the gas sensor and the light sensor, the power of various electric appliances is detected through the electric power acquisition circuit, so that the electric appliances can be intelligently controlled according to monitoring data, for example, when the temperature of a room is too high, the air conditioner can be started regularly, the room is cooled before the room returns home after work, when gas leaks, the air conditioner fan is automatically opened to discharge the gas, and remote alarm is performed, so that the intelligent function is additionally arranged on the traditional electric appliances.

In the embodiment, the main controller is an STM32 single chip microcomputer, the WIFI module is MT7601 in model, the WIFI module is connected with an STM32 single chip microcomputer in series, and the temperature and humidity sensor, the gas sensor and the light sensor are connected with pins with analog-to-digital conversion functions on the STM32 single chip microcomputer; the memory is used for storing the control program and the infrared remote control code.

In this embodiment, infrared remote control circuit includes infrared emitting diode and the triode that amplifies, the base of amplifying the triode is connected to the IO pin of STM32 singlechip behind the series resistance, infrared emitting diode's positive pole external power supply, the collecting electrode of amplifying the triode is connected to infrared emitting diode's negative pole, the projecting pole ground connection of amplifying the triode, the IO pin of STM32 singlechip is through output code level, through the infrared emitting diode of triode amplification back drive send corresponding infrared code signal, thereby carry out infrared remote control.

In this embodiment, the power on-off circuit comprises a darlington driving chip and a plurality of relays, the darlington driving chip is ULN2003A in model number, an input pin of the darlington driving chip is connected with an IO pin of an STM32 single chip microcomputer, and control ends of the relays are arranged on an output pin of the darlington driving chip; the controlled end of the relay is arranged on a power line of the controlled electric appliance, the controlled end of the relay is arranged on a zero line, a live line and a ground line of the controlled electric appliance as a switch, and when the relay is installed, the power line needs to be disconnected firstly, and internal wires are respectively connected to the controlled end of the relay.

In this embodiment, the serial port driver includes an RS232 driver, an RS485 driver, and a USB driver, where the model of the RS232 driver is MAX3232, the model of the RS485 driver is MAX485, and the model of the USB driver is CH 375B; the RS232 driver, the RS485 driver and the USB driver are all connected with the STM32 single chip microcomputer; the data serial port comprises an RS232 serial port, an RS485 serial port and a USB interface, and the RS232 serial port, the RS485 serial port and the USB interface are respectively connected with the RS232 driver, the RS485 driver and the USB driver.

In the embodiment, the electric power acquisition circuit comprises a power metering chip, a current transformer and a voltage transformer, wherein a signal of the power metering chip is HLW8012, the current transformer is connected with input pins V1P and V1N of the power metering chip, the voltage transformer is connected with an input pin V2P of the power metering chip, output pins CF1 and CF of the power metering chip are connected with an IO pin of an STM32 single chip microcomputer, CF1 is a current/voltage output pin, CF is an active power output pin, an output pin SEL is selected to be connected with the IO pin of the STM32 single chip microcomputer, and the STM32 single chip microcomputer switches the CF1 to output current or voltage data through an output signal; the voltage transformer and the current transformer are sleeved on a power line of the monitored electric appliance and are used for adopting a power line of the electric appliance to be detected, so that the real-time power of the electric appliance is detected, and the power consumption is calculated and monitored.

The utility model provides more intelligent using function for traditional household appliances and unified management and control for intelligent household appliances by accessing various traditional or intelligent household appliances, and unifying networking and management; the intelligent home system can be established without purchasing a large number of intelligent home appliances to replace the traditional home appliances, so that the intelligent home system is more convenient to use and lower in cost.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. Multi-functional communication control circuit device, its characterized in that: the system comprises a main controller, a WIFI module, a memory, a serial port communication module, a control module and an information acquisition module, wherein the WIFI module and the memory are connected with the main controller;

2. The multi-function communication control circuit arrangement of claim 1, wherein: the main controller is an STM32 single chip microcomputer, the WIFI module is MT7601 in model, the WIFI module is connected with an STM32 single chip microcomputer in series, and the temperature and humidity sensor, the gas sensor and the light sensor are connected with pins with analog-to-digital conversion functions on the STM32 single chip microcomputer; the memory is used for storing control programs and infrared remote control codes.

3. The multi-function communication control circuit arrangement of claim 2, wherein: the infrared remote control circuit comprises an infrared emitting diode and an amplifying triode, the base electrode of the amplifying triode is connected to the IO pin of the STM32 single chip microcomputer after being connected with a resistor in series, the anode of the infrared emitting diode is externally connected with a power supply, the cathode of the infrared emitting diode is connected with the collector electrode of the amplifying triode, and the emitter electrode of the amplifying triode is grounded.

4. The multi-function communication control circuit arrangement of claim 2, wherein: the power supply on-off circuit comprises a Darlington driving chip and a plurality of relays, wherein the model of the Darlington driving chip is ULN2003A, an input pin of the Darlington driving chip is connected with an IO pin of the STM32 single chip microcomputer, and control ends of the relays are arranged on an output pin of the Darlington driving chip; the controlled end of the relay is arranged on a power line of the controlled electric appliance.

5. The multi-function communication control circuit arrangement of claim 2, wherein: the serial port driver comprises an RS232 driver, an RS485 driver and a USB driver, and the RS232 driver, the RS485 driver and the USB driver are all connected with the STM32 single chip microcomputer; the data serial port comprises an RS232 serial port, an RS485 serial port and a USB interface, and the RS232 serial port, the RS485 serial port and the USB interface are respectively connected with an RS232 driver, an RS485 driver and a USB driver.

6. The multi-function communication control circuit arrangement of claim 2, wherein: the electric power acquisition circuit comprises a power metering chip, a current transformer and a voltage transformer, wherein the current transformer and the voltage transformer are both connected with the input end of the power metering chip, and the output end of the power metering chip is connected with the STM32 singlechip; the voltage transformer and the current transformer are sleeved on a power line of the monitored electric appliance.