WO2022156029A1

WO2022156029A1 - Internet of things system for temperature regulation in intelligent environmental protection area

Info

Publication number: WO2022156029A1
Application number: PCT/CN2021/077146
Authority: WO
Inventors: 汤运清
Original assignee: 汤运清
Priority date: 2021-01-21
Filing date: 2021-02-22
Publication date: 2022-07-28
Also published as: CN112859954A

Abstract

An Internet of Things system for temperature regulation in an intelligent environmental protection area. The system comprises a central air conditioner, an intelligent terminal, a temperature regulation room and temperature sensors, wherein the central air conditioner, the intelligent terminal and the temperature sensors can be connected to each other by means of a network; the temperature sensors are installed at four corners of the temperature regulation room, and the temperature sensors divide the temperature regulation room into four areas for temperature measurement; and each of the central air conditioner, the temperature sensors and the intelligent terminal is provided with an Internet of Things card and a communication port that each have a unique identity identifier.

Description

An Internet of Things system for temperature regulation in intelligent environmental protection areas

technical field

The invention relates to the field of Internet of Things temperature regulation, in particular to an Internet of Things system for temperature regulation of intelligent environmental protection areas.

Background technique

The Internet of Things refers to the real-time collection of any object or process that needs to be monitored, connected, and interacted through various devices and technologies such as various information sensors, radio frequency identification technology, global positioning system, infrared sensors, laser scanners, etc. Light, heat, electricity, mechanics, chemistry, biology, location and other required information, through various possible network access, realize the ubiquitous connection between things and things and people and people, and realize the intelligentization of objects and processes Perceive, identify and manage.

At present, in the field of temperature regulation and control, hanging or vertical air conditioners are mainly installed in specific rooms, and the air conditioners are manually controlled to cool down. This method requires people to manually control and switch the air conditioners to specific areas such as bedrooms and study rooms, especially in summer. The cooling time is long, and the human body feels uncomfortable. At this stage, the central air conditioner regulates the temperature of the whole house. If the air conditioner in an unmanned area continues to operate normally, it will waste resources. Automatically send the temperature of the indoor unit to the indoor unit at predetermined intervals, and replace the ambient temperature with the temperature collected by the air conditioner remote control. This method cannot adjust the temperature in real time according to the user's location, and the user experience is poor.

SUMMARY OF THE INVENTION

The present invention aims to solve the above-mentioned problems in the prior art, and provides an Internet of Things system for temperature regulation in an intelligent environment-friendly area. In view of the fact that smart terminals such as mobile phones are generally kept away from people nowadays, the temperature regulation area is determined by the position and state of the intelligent terminal, so as to avoid Ineffective temperature regulation in indoor unmanned areas results in a waste of resources.

The technical solution adopted by the present invention to solve the technical problem: the Internet of Things system for temperature regulation in an intelligent environmental protection area includes a central air conditioner, an intelligent terminal, a temperature regulation room and a temperature sensor, and the central air conditioner, the intelligent terminal and the temperature sensor can be connected between Connected to each other through the network, the temperature sensors are installed in the four corners of the temperature-regulated room, and the temperature sensors divide the temperature-regulated room into four areas for temperature measurement. IoT card and communication port, the temperature in a room is also different, the temperature sensor is divided into four areas to measure the temperature, the temperature sensor determines the distance of the user by reading the location information of the smart terminal, and adjusts it first through the central air conditioner The temperature of the area controlled by the temperature sensor closest to the smart terminal;

The central air conditioner is connected to the communication port of the intelligent terminal through the communication port to track the location information of the intelligent terminal in real time. The central air conditioner judges the location information of the smart terminal through the communication port to determine whether the smart terminal enters the temperature-regulated room controlled by itself, and the way to determine whether the smart terminal enters the temperature-regulated room is mainly by determining the central air conditioner of the temperature-regulated room. The distance from the smart terminal, when the distance is 5-10m, it is determined that the smart terminal enters the temperature-regulated room;

The intelligent terminal is equipped with software for displaying information and controlling the air conditioner. The communication port of the intelligent terminal is connected with the communication port of the temperature sensor to send real-time location information through Bluetooth positioning. The intelligent terminal sends the information detected by the temperature sensor through the communication port. The temperature information is transmitted to the central air conditioner, and the intelligent terminal acts as an intermediary between the central air conditioner and the temperature sensor. When the central air conditioner determines that the intelligent terminal enters the temperature-regulated room, the intelligent terminal acts as an intermediary, and feeds back the detection of the temperature sensor transmitted to the intelligent terminal in real time. The information is processed by the central air conditioner. When the smart terminal does not enter the temperature-regulated room, the central air conditioner and the temperature sensor are connected by default, and the default connection is that the temperature sensor actively sends temperature information to the central air conditioner every 60-120s;

The temperature sensor transmits the detected temperature information to the intelligent terminal through the communication port in the form of heartbeat packets, and the temperature sensor determines its own working state according to the location information of the intelligent terminal, and the control software of the intelligent terminal can check each It can adjust the temperature information in the room, and can actively set the temperature of the central air conditioner or change the working mode of the central air conditioner.

For further improvement, the upper ends of the four temperature sensors in each of the temperature-regulated rooms have independent air outlets, the upper ends of the air outlets are connected to an air outlet, and the four air outlets are jointly connected to a refrigeration channel. The middle end of the pipeline is provided with a choke valve, and the central air conditioner controls the choke valve to open or close according to the collected location information and temperature information of the smart terminal.

Further improvement, the software of the smart terminal can set a preset temperature of 18-30°C, the software can display the temperature measured by each temperature sensor in the temperature-regulated room, and the software can display each air choke valve in the temperature-regulated room The software can actively adjust the working state of each choke valve to adjust the temperature in the room.

Further improvement, the central air conditioner of each temperature-regulated room takes the central range of 5-10m as the detection range, and the intelligent terminal enters the detection range, then the central air conditioner determines that the intelligent terminal enters its temperature-regulated room, and the central air conditioner is in a temperature-regulated state, When the smart terminal enters the detection range, the central air conditioner determines that the user has entered the temperature-regulated room, and the central air-conditioning enters the temperature-regulated state, then the central air conditioner starts to receive the status information sent by the smart terminal, and controls the choke valve to adjust the temperature according to the status information;

If the intelligent terminal does not enter the detection range, the central air conditioner is in a non-temperature regulation state, the central air conditioner reduces the output power, and the temperature of the air outlet of the temperature regulation room is increased to be 2-3°C higher than the preset temperature, and the intelligent terminal When entering the detection range, the central air conditioner determines that the user has left the temperature-regulated room.

Further improvement, the central air conditioner is the temperature sensor of the temperature-regulated room in the temperature-regulated state and the smart terminal is connected to monitor the location information of the smart terminal. At the same time, the temperature sensor of the previous temperature-regulated room is disconnected from the smart terminal. When the user leaves the temperature-regulated room, the temperature sensor Switch to sending detected temperature information to the central air conditioner every 60-120s;

Each of the temperature sensors connected to the smart terminal measures the distance from the smart terminal, and the air choke valve at the upper end of the temperature sensor with the shortest measured distance and formula calculation distance of less than or equal to 0.5m is opened, and the air outlet sends air to the area to adjust the temperature. The distance and the shortest distance of the temperature sensor are less than or equal to 0.5m, and the intelligent terminal is located between several adjacent control areas or in the middle of the room;

When the difference between the temperature of the temperature sensor in the temperature-adjusted area and the preset temperature is 0-1°C, the choke valve in this area is closed and no air is supplied, and the temperature of the temperature sensor in the temperature-adjusted area is different from the preset temperature. The choke valve opens when the temperature difference is greater than 1°C, the choke valve opens when the difference between the temperature sensor temperature in the unregulated area and the preset temperature is greater than 3°C, and the temperature sensor temperature in the unregulated area is the same as that of the preset temperature. When the difference between the preset temperatures is greater than or equal to 3°C, the choke valve is closed, and when the difference between the temperature of the temperature sensor and the preset temperature is 0-1°C, it is determined that the temperature of the area reaches the preset value, and the temperature of the temperature sensor is different from the preset temperature. When the difference between the set temperatures is greater than 1°C, it is determined that the temperature in the area has not reached the preset temperature.

Further improvement, the formula is the difference between the measured shortest distance between the temperature sensor and the intelligent terminal and the distance between other temperature sensors and the intelligent terminal.

Further improvement, the smart terminal includes a use mode and a charging mode. In the use mode, the central air conditioner in the temperature-regulated room is in a temperature-regulated state. When the smart terminal is plugged into a power source for charging, if the screen of the smart terminal is unlocked, it is determined that the smart terminal is unlocked. It is the use mode. If the smart terminal screen is not unlocked, it is determined that the smart terminal is in the charging mode. When the smart terminal is in the charging mode, the central air conditioner in the temperature-regulated room is in the non-temperature-regulated state. When the smart terminal enters charging, the user leaves the smart terminal by default. When the screen of the smart terminal is turned on, it is determined that the user is in a temperature-controlled room.

Further improvement, the IoT card is a SIM card.

Further improvement, the smart terminal includes one or more of a smart phone, a tablet computer and a smart bracelet, and the smart terminal also includes other mobile smart devices such as a smart watch.

Further improvement, the network includes any one or more of 4G/5G network, WiFi, and Bluetooth, and the network also includes other network functions that can be used to connect smart terminals, central air conditioners, and temperature sensors.

The beneficial effects of the present invention are: the present invention is divided into different temperature-regulated rooms, each central air conditioner has an independent MCU to control the working state of the central air conditioner and receive the position information of the intelligent terminal or temperature sensor, and each central air conditioner can independently adjust its own work In order to avoid the waste of resources when no one enters the temperature-regulated room, the central air conditioner still operates to supply air to the temperature-regulated room. At the same time, multiple temperature sensors are installed in each temperature-regulated room and are divided into multiple areas for temperature detection. After entering the temperature-regulated room, it is determined by measuring the distance between the temperature sensor and the intelligent terminal to determine the area where the user is located, so as to better adjust the temperature in the area where the user is located. The beneficial effect of the present invention is to connect the intelligent terminal with the user. In this era when the smart terminal does not leave the body, the default location of the smart terminal is the location of the user, which is determined as a manned area, and the working status of the central air conditioner in the area is automatically controlled.

Description of drawings

FIG. 1 is a schematic diagram of the air choke valve and the temperature sensor of the temperature-regulated room according to the present invention.

Explanation of reference numerals: 1, temperature-regulated room, 2, temperature sensor, 3, air outlet, 4, air outlet duct, 5, refrigeration channel, 6, choke valve.

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings:

Referring to the attached drawings: in this embodiment, an IoT system for temperature regulation in an intelligent environment-friendly area includes a central air conditioner, an intelligent terminal, a temperature-regulated room 1 and a temperature sensor 2, and the central air conditioner, the intelligent terminal and the temperature sensor 2 can be connected Connected to each other through the network, the temperature sensor 2 is installed in the four corners of the temperature-regulated room 1, and the temperature sensor 2 divides the temperature-regulated room 1 into four areas for temperature measurement. The central air conditioner, the temperature sensor 2 and the smart terminal are all installed IoT card and communication port with unique identification;

The central air conditioner is connected to the communication port of the intelligent terminal through the communication port to track the location information of the intelligent terminal in real time. The running state of the central air conditioner, the central air conditioner determines whether the intelligent terminal enters the temperature-regulated room 1 controlled by itself by judging the location information of the intelligent terminal through the communication port;

The intelligent terminal is equipped with software for displaying information and controlling the air conditioner. The communication port of the intelligent terminal is connected with the communication port of the temperature sensor 2 to send real-time location information through Bluetooth positioning. The intelligent terminal detects the temperature sensor 2 through the communication port. The received temperature information is transmitted to the central air conditioner;

The temperature sensor 2 transmits the detected temperature information to the intelligent terminal for display in the form of heartbeat packets through the communication port, and the temperature sensor 2 determines its own working state according to the location information of the intelligent terminal.

The upper ends of the four temperature sensors 2 of each of the temperature control rooms 1 are provided with independent air outlets 3, and the upper ends of the air outlets 3 are connected to an air outlet duct 4, and the four air outlet ducts 4 are jointly connected to a refrigeration channel 5, so A choke valve 6 is arranged at the middle end of the air outlet duct 4 .

The software of the intelligent terminal can set a preset temperature of 18-30°C, the software can display the temperature measured by each temperature sensor 2 in the temperature-controlled room 1, and the software can display each air choke valve in the temperature-controlled room 1 6 working status.

The central air conditioner of each of the temperature-regulated rooms 1 takes the central range of 5-10m as the detection range, and the intelligent terminal enters the detection range, then the central air conditioner determines that the intelligent terminal enters its temperature-regulated room 1, and the central air conditioner is in a temperature-regulated state;

If the intelligent terminal does not enter the detection range, the central air conditioner is in a non-temperature regulation state, the central air conditioner reduces the output power, and the temperature of the air outlet 3 of the temperature regulation room 1 is increased to 2-3°C higher than the preset temperature.

The central air conditioner is a temperature-regulated room 1 where the temperature sensor 2 is connected to the smart terminal to monitor the location information of the smart terminal, and the temperature sensor 2 of the previous temperature-regulated room 1 is disconnected from the smart terminal;

Each of the temperature sensors 2 connected to the smart terminal measures the distance from the smart terminal, and the choke valve 6 at the upper end of the temperature sensor 2 with the shortest measured distance and the formula calculation distance less than or equal to 0.5m is opened, and the air outlet 3 supplies air to the area to adjust the temperature ;

When the difference between the temperature of the temperature sensor 2 in the temperature-adjusted area and the preset temperature is 0-1°C, the choke valve 6 in this area is closed and no air is supplied, and the temperature of the temperature sensor 2 in the temperature-adjusted area is When the difference from the preset temperature is greater than 1°C, the choke valve 6 is opened, and when the difference between the temperature of the temperature sensor 2 in the area without temperature adjustment and the preset temperature is greater than 3°C, the choke valve 6 is opened. When the difference between the temperature of the temperature sensor 2 in the area and the preset temperature is greater than or equal to 3°C, the choke valve 6 is closed.

The formula is the difference between the measured shortest distance between the temperature sensor 2 and the smart terminal and the distance between other temperature sensors 2 and the smart terminal.

The smart device includes a use mode and a charging mode. In the use mode, the central air conditioner in the temperature-regulated room 1 is in a temperature-regulated state. When the smart device is plugged into a power source for charging, if the screen of the smart device is unlocked, it is determined that the smart device is in use. If the screen of the smart device is not unlocked, it is determined that the smart device is in the charging mode, and the central air conditioner in the temperature-regulated room 1 is in the non-temperature-regulated state when the smart device is in the charging mode; the IoT card is a SIM card; the smart terminal includes a smart phone One or more of , tablet computer and smart bracelet; the network includes any one or more of 4G/5G network, WiFi, and Bluetooth.

Although the present invention has been illustrated and described with reference to preferred embodiments, it will be understood by those of ordinary skill in the art that various changes in form and detail may be made within the scope of the claims.

Claims

An IoT system for temperature regulation in an intelligent environment-friendly area, comprising a central air conditioner, an intelligent terminal, a temperature-regulated room (1), and a temperature sensor (2), wherein the central air conditioner, the intelligent terminal and the temperature sensor (2) can be connected through a network It is characterized in that the temperature sensor (2) is installed in the four corners of the temperature-adjusting room (1), and the temperature sensor (2) divides the temperature-adjusting room (1) into four areas for temperature measurement, and the center The air conditioner, the temperature sensor (2) and the smart terminal are all equipped with an IoT card and communication port with a unique identification;

The central air conditioner is connected to the communication port of the intelligent terminal through the communication port to track the position information of the intelligent terminal in real time, and the central air conditioner in each temperature-regulated room (1) is provided with an independent MCU processor for controlling its temperature-regulated room (1). ) operating state of the central air conditioner, the central air conditioner judges the location information of the intelligent terminal through the communication port to determine whether the intelligent terminal enters the temperature-regulated room (1) controlled by itself;

The intelligent terminal is internally equipped with software for displaying information and controlling the air conditioner, the communication port of the intelligent terminal is connected with the communication port of the temperature sensor (2) to send real-time position information through Bluetooth positioning, and the intelligent terminal sends the temperature sensor through the communication port. (2) The detected temperature information is transmitted to the central air conditioner;

The temperature sensor (2) transmits the detected temperature information in the form of heartbeat packets to the intelligent terminal for display through the communication port, and the temperature sensor (2) determines its own working state according to the position information of the intelligent terminal.
The Internet of Things system for temperature regulation in an intelligent environment-friendly area according to claim 1, characterized in that: the upper ends of the four temperature sensors (2) of each of the temperature-regulated rooms (1) are provided with independent air outlets (3) The upper end of the air outlet (3) is connected to an air outlet duct (4), four of the air outlet ducts (4) are connected to a refrigeration channel (5), and the middle end of the air outlet duct (4) is provided with a wind resistance valve (6).
The Internet of Things system for temperature regulation in an intelligent environment-friendly area according to claim 2, wherein a preset temperature of 18-30°C can be set in the software of the intelligent terminal, and the software can display the temperature regulation room (1 ) measured by each temperature sensor (2), the software can display the working status of each choke valve (6) in the temperature-regulated room (1).
The Internet of Things system for temperature regulation in an intelligent environment-friendly area according to claim 3, wherein the central air conditioner of each of the temperature-regulated rooms (1) takes a central range of 5-10m as the detection range, and the intelligent terminal enters the Within the detection range, the central air conditioner determines that the smart terminal enters its temperature-regulated room (1), and the central air-conditioning is in a temperature-regulated state;

If the intelligent terminal does not enter the detection range, the central air conditioner is in a non-temperature regulation state, the central air conditioner reduces the output power, and the temperature of the air outlet (3) of the temperature regulation room (1) is increased to be greater than the preset temperature by 2-3 °C.
The Internet of Things system for temperature regulation in an intelligent environment-friendly area according to claim 4, characterized in that: the central air conditioner is in a temperature-regulated temperature-regulated room (1) and the temperature sensor (2) is connected to the intelligent terminal to monitor the position of the intelligent terminal information, and at the same time the temperature sensor (2) of the previous temperature-regulated room (1) is disconnected from the intelligent terminal;

Each of the temperature sensors (2) connected to the smart terminal measures the distance from the smart terminal, and the air choke valve (6) at the upper end of the temperature sensor (2) with the shortest measured distance and the distance calculated by the formula is less than or equal to 0.5m is opened, and the air outlet (3) ) to supply air to the area to adjust the temperature;

When the difference between the temperature of the temperature sensor (2) in the temperature-adjusted area and the preset temperature is 0-1°C, the air choke valve (6) in the area is closed and no air is supplied. When the difference between the temperature of the temperature sensor (2) and the preset temperature is greater than 1°C, the choke valve (6) opens, and when the temperature difference between the temperature sensor (2) of the temperature sensor (2) and the preset temperature is greater than 3°C, the The air valve (6) is opened, and the air choke valve (6) is closed when the difference between the temperature of the temperature sensor (2) in the unregulated area and the preset temperature is greater than or equal to 3°C.
The Internet of Things system for temperature regulation in an intelligent environment-friendly area according to claim 5, wherein the formula is the shortest distance between the measured temperature sensor (2) and the intelligent terminal and other temperature sensors (2) to the intelligent terminal difference between distances.
The Internet of Things system for temperature regulation in an intelligent environment-friendly area according to claim 6, wherein the smart device includes a use mode and a charging mode, and in the use mode, the central air conditioner in the temperature-regulated room (1) In the temperature regulation state, when the smart device is plugged into the power supply for charging, if the screen of the smart device is unlocked, it is determined that the smart device is in the use mode; 1) The internal central air conditioner is in a non-temperature regulating state.
The Internet of Things system for temperature regulation in an intelligent environment-friendly area according to claim 7, wherein the Internet of Things card is a SIM card.
The IoT system for temperature regulation in an intelligent environment-friendly area according to claim 8, wherein the intelligent terminal comprises one or more of a smart phone, a tablet computer and a smart bracelet.
The IoT system for temperature regulation in an intelligent environment-friendly area according to claim 9, wherein the network includes any one or more of 4G/5G network, WiFi, and Bluetooth.