Heat stroke early warning instrument for evaluating heat index in hot and humid environment

Abstract

The invention discloses a heat stroke early warning instrument for evaluating a heat index in a hot and humid environment, which comprises an ESP8266 core controller module and an AHT30 temperature and humidity sensor module, and is characterized in that a VCC pin of an AHT30 sensor is connected to a 3.3 V power supply pin of the ESP8266, a GND pin of the AHT30 sensor is connected to a GND pin of the ESP8266, a data pin of the AHT30 sensor is connected to a connection between an IIC ESP8266 of the ESP8266 and an ST7735, and the ESP8266 core controller module and the AHT30 temperature and humidity sensor module are connected to a VCC pin of the ESP8266. A VCC pin of the ST7735 display screen is connected to a 3.3 V power supply pin of the ESP8266, a GND pin of the ST7735 display screen is connected to a GND pin of the ESP8266, data pins of the ST7735 display screen are connected to an SPI interface of the ESP8266, and the ST7735 display screen is used for evaluating indexes of actual feeling temperature of a human body under specific environment temperature and humidity, reflecting the actual feeling of the human body in a hot and humid environment and displaying the actual feeling of the human body in the hot and humid environment. The adaptive degree of the human body to the high-temperature and high-humidity weather at the current air temperature can be accurately warned.

Description

Technical Field

[0001] The present invention relates to the technical field of medical and health care, and in particular to a heat stroke early warning instrument for evaluating a heat index in a hot and humid environment. Background Art

[0002] The thermal index meter is a tool used to measure the temperature felt by the human body in a hot environment. Its working principle is based on an empirical formula, which combines parameters such as temperature and humidity to calculate the temperature index felt by the human skin surface. The thermal index meter is mainly used to evaluate the adaptability and safety of the human body in different thermal environments.

[0003] Working principle of thermal index meter: The thermal index meter measures ambient temperature, humidity and other parameters, and uses empirical formulas to calculate the temperature felt by the human body in a specific environment. This calculation method takes into account the impact of multiple environmental factors on the human body, thereby providing a more accurate thermal environment assessment.

[0004] The existing heat index instrument measures the wet bulb globe temperature (WBGT) to evaluate the meteorological conditions of high-temperature workshops. This method can be easily applied in industrial environments to evaluate the heat intensity of the environment. It is used to evaluate the heat intensity of the human body during the entire working cycle, but is not suitable for evaluating the heat intensity in a short period of time or near the thermal comfort zone.

[0005] Therefore, it is necessary to provide a heat stroke early warning instrument for evaluating the heat index in a hot and humid environment. Summary of the invention

[0006] In view of the problems existing in the above-mentioned prior art, the present invention provides a heat stroke early warning instrument for evaluating the heat index in a hot and humid environment, so as to improve the efficiency of the pull-rope length calibration and improve the calibration accuracy of the product, so as to avoid inaccurate length measurement parameters of the product.

[0007] In order to achieve the above-mentioned object, the present invention is implemented through the following technical scheme: a heat stroke early warning instrument for evaluating the heat index in a hot and humid environment, comprising an ESP8266 core controller module and an AHT30 temperature and humidity sensor module, wherein the connection mode of ESP8266 and AHT30 is as follows: the VCC pin of the AHT30 sensor is connected to the 3.3V power pin of the ESP8266, the GND pin of the AHT30 sensor is connected to the GND pin of the ESP8266, the data pin of the AHT30 sensor is connected to the IIC of the ESP8266, the connection between ESP8266 and ST7735, the VCC pin of the ST7735 display screen is connected to the 3.3V power pin of the ESP8266, the GND pin of the ST7735 display screen is connected to the GND pin of the ESP8266, and the data pins of the ST7735 display screen are respectively connected to the SPI interface of the ESP8266.

[0008] Preferably, ESP8266 core controller module: as the core controller of the system, responsible for reading the data of the AHT30 sensor.

[0009] Preferably, the thermal index is calculated and the ST7735 display screen is controlled to display information such as temperature, humidity and thermal index.

[0010] Preferably, AHT30 temperature and humidity sensor module: used to measure the temperature and humidity of the environment and provide high-precision temperature and humidity data.

[0011] Preferably, the AHT30 temperature and humidity sensor module transmits data with ESP8266 via the I2C communication protocol.

[0012] Preferably, ST7735 1.8-inch TFT display module: used to display information such as temperature, humidity and body temperature, and provide a clear graphic display interface.

[0013] Preferably, the ST7735 1.8-inch TFT display module supports multiple color displays.

[0014] Preferably, the heat stroke warning instrument is provided with a temperature and humidity sensor on the side, a function button on the front, and a charging port and a battery compartment on the back.

[0015] In summary, the present invention provides a heat stroke early warning instrument for evaluating the heat index in a hot and humid environment. Compared with the prior art, the present invention has the following beneficial effects:

[0016] 1. The heat index measured by the heat stroke warning instrument is an indicator used to evaluate the actual temperature felt by the human body under specific ambient temperature and humidity. It reflects the actual feeling of the human body in a hot and humid environment and can accurately warn the degree of adaptation of the human body to high temperature and high humidity weather under the current temperature.

[0017] 2. Can simultaneously display temperature, humidity, heat index and risk level of heat stroke;

[0018] 3. Ability to provide graded warning of heat stroke risk levels based on the temperature and humidity of the environment;

[0019] 4. It responds quickly after power-on, displays the measured value in 100ms, and refreshes the value in 5s, which can provide early warning quickly, accurately and in real time. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the single chip microcomputer main control core circuit of the present invention;

[0021] Figure 2 It is a schematic diagram of the main control structure of the single chip microcomputer of the present invention;

[0022] Figure 3 It is a structural schematic diagram of the high-precision temperature and humidity sensor of the present invention;

[0023] Figure 4 It is a schematic diagram of the TFT screen structure of the present invention;

[0024] Figure 5 It is a schematic diagram of the front structure of the heat stroke early warning device of the present invention;

[0025] Figure 6 It is a schematic diagram of the side structure of the heat stroke early warning instrument of the present invention;

[0026] Figure 7 2. It is a schematic diagram of the back structure of the heat stroke early warning device of the present invention; DETAILED DESCRIPTION

[0027] The present invention will be further described below in conjunction with the accompanying drawings.

[0028] like Figures 1 to 7 As shown:

[0029] The invention discloses a heat stroke early warning instrument for evaluating heat index in a hot and humid environment, comprising an ESP8266 core controller module and an AHT30 temperature and humidity sensor module. The connection mode of ESP8266 and AHT30 is as follows: a VCC pin of the AHT30 sensor is connected to a 3.3V power pin of the ESP8266, a GND pin of the AHT30 sensor is connected to a GND pin of the ESP8266, a data pin of the AHT30 sensor is connected to an IIC of the ESP8266, a connection between ESP8266 and ST7735, a VCC pin of the ST7735 display screen is connected to a 3.3V power pin of the ESP8266, a GND pin of the ST7735 display screen is connected to a GND pin of the ESP8266, and data pins of the ST7735 display screen are respectively connected to SPI interfaces of the ESP8266.

[0030] In at least one embodiment, the ESP8266 core controller module: acts as the core controller of the system and is responsible for reading data from the AHT30 sensor.

[0031] In at least one embodiment, the thermal index is calculated and the ST7735 display screen is controlled to display information such as temperature, humidity and thermal index.

[0032] In at least one embodiment, the AHT30 temperature and humidity sensor module is used to measure the temperature and humidity of the environment and provide high-precision temperature and humidity data.

[0033] In at least one embodiment, the AHT30 temperature and humidity sensor module transmits data to the ESP8266 via the I2C communication protocol.

[0034] In at least one embodiment, the ST7735 1.8-inch TFT display screen module is used to display information such as temperature, humidity, and body temperature, and provide a clear graphic display interface.

[0035] In at least one embodiment, the ST7735 1.8-inch TFT display module supports multiple color displays.

[0036] In at least one embodiment, the heat stroke warning instrument is provided with a temperature and humidity sensor on the side, a function button on the front, and a charging port and a battery compartment on the back.

[0037] The specific principle is: before sports and training, the use of heat stroke warning equipment can effectively determine whether the current environment is suitable for strenuous exercise such as medium- and long-distance running, thereby preventing heat stroke. By monitoring the heat index, we can also take corresponding measures in a timely manner to reduce people's health risks caused by high temperature and high humidity weather, ensure the normal work, life and physical exercise, and play a key role in protecting people's health and safety.

[0038] The embodiments of the present invention are only used to illustrate the present invention and do not constitute a limitation on the scope of the claims. Other substantially equivalent substitutes that can be thought of by those skilled in the art are all within the protection scope of the present invention.

Claims

1. A heat stroke early warning instrument for evaluating the heat index in a hot and humid environment, characterized in that: It includes ESP8266 core controller module, AHT30 temperature and humidity sensor module. The connection method between ESP8266 and AHT30 is: the VCC pin of AHT30 sensor is connected to the 3.3V power pin of ESP8266, the GND pin of AHT30 sensor is connected to the GND pin of ESP8266, and the data pin of AHT30 sensor is connected to the IIC of ESP8266. The connection between ESP8266 and ST7735, the VCC pin of ST7735 display is connected to the 3.3V power pin of ESP8266, the GND pin of ST7735 display is connected to the GND pin of ESP8266, and the data pins of ST7735 display are respectively connected to the SPI interface of ESP8266.

2. The heat stroke early warning instrument for evaluating the heat index in a hot and humid environment according to claim 1, characterized in that: ESP8266 core controller module: As the core controller of the system, it is responsible for reading the data of the AHT30 sensor.

3. The heat stroke early warning instrument for evaluating the heat index in a hot and humid environment according to claim 1, characterized in that: Calculate the heat index and control the ST7735 display to display information such as temperature, humidity and heat index.

4. The heat stroke early warning instrument for evaluating heat index in a hot and humid environment according to claim 1, characterized in that: AHT30 temperature and humidity sensor module: used to measure the temperature and humidity of the environment.

5. The heat stroke early warning instrument for evaluating the heat index in a hot and humid environment according to claim 1, characterized in that: The AHT30 temperature and humidity sensor module transmits data with ESP8266 via the I2C communication protocol.

6. The heat stroke early warning instrument for evaluating heat index in a hot and humid environment according to claim 1, characterized in that: ST7735 1.8-inch TFT display module: used to display information such as temperature, humidity and body temperature.

7. The heat stroke early warning instrument for evaluating heat index in a hot and humid environment according to claim 7, characterized in that: ST7735 1.8-inch TFT display module supports multiple color displays.

8. The heat stroke early warning instrument for evaluating heat index in a hot and humid environment according to claim 7, characterized in that: The heat stroke warning instrument is equipped with temperature and humidity sensors on the side, function buttons on the front, and a charging port and battery compartment on the back.

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