一种模块化高精度温度计
By designing a modular high-precision thermometer, combining a high-precision platinum resistance sensor and wireless communication, the problems of large errors, high maintenance costs, and difficult remote monitoring of traditional thermometers are solved, achieving high precision, low cost, remote data transmission, and automated monitoring.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Filing Date
- 2025-07-07
- Publication Date
- 2026-07-17
AI Technical Summary
Traditional thermometers rely on manual reading, resulting in large errors. They cannot be remotely monitored, data is easily missed, sensor failure requires complete scrapping, maintenance costs are high, and data transmission is inconvenient.
It adopts a modular design, combining a high-precision platinum resistance temperature sensor, an ESP32-C6 chip, and wireless communication. It connects to the digital display controller and probe via a hot-swappable interface, and supports Bluetooth and Wi-Fi transmission, automatic data caching, and remote synchronization.
It achieves high-precision temperature detection, reduces maintenance costs, extends lifespan, supports remote monitoring and automated data transmission, reduces human error, and adapts to complex environments.
Smart Images
Figure CN224517960U_ABST
Abstract
Claims
1. A modular high precision thermometer characterized by, The modular high-precision thermometer includes: a digital display controller and a temperature detection probe, wherein the temperature detection probe and the digital display controller are connected via a hot-swappable interface; The temperature detection probe includes a temperature sensor, a tempered thermally conductive glass tube, and a plug portion of the hot-swappable interface. One end of the tempered thermally conductive glass tube is closed. The temperature sensor is installed inside the tempered thermally conductive glass tube and fixed to the closed end of the tempered thermally conductive glass tube. The plug portion is fixed to the open end of the tempered thermally conductive glass tube and seals the open end. The tempered thermally conductive glass tube is filled with thermally conductive oil. The digital display controller includes a housing, a data acquisition module, a digital display control module, and a battery pack. The battery pack is fixed to a back panel inside the housing and supplies power to both the digital display control module and the data acquisition module. The data acquisition module includes a hot-swappable interface socket and a sensor reading unit. The socket is embedded in the inner side panel of one side of the housing. The sensor reading unit is fixed inside the housing and connected to the socket. The sensor reading unit is connected to the temperature sensor via the hot-swappable interface. The digital display control module includes an LCD screen, interactive buttons, and a central microcontroller unit with wireless communication capabilities. The LCD screen is mounted on the front of the housing. There are three interactive buttons evenly distributed below the LCD screen. The central microcontroller unit is mounted inside the housing behind the LCD screen and is connected to the battery pack, the sensor reading unit, the LCD screen, and the interactive buttons.
2. The modular high precision thermometer of claim 1, wherein, A USB Type-C interface is provided on the side plate on the outer side of the housing away from the fixed position of the socket. The USB Type-C interface is connected to the central microcontroller unit and the battery pack respectively.
3. The modular high precision thermometer of claim 2, wherein, The battery pack includes a built-in rechargeable lithium battery and a power management system. The power management system is communicatively connected to the central microcontroller unit. The power management system supports USB Type-C charging and has overcharge protection, power indicator, and low-power standby mode.
4. The modular high precision thermometer of claim 1, wherein, The wireless communication functions include Bluetooth connectivity and local area network connectivity.
5. The modular high precision thermometer of claim 4, wherein, The central microcontroller unit is an ESP32-C6 series chip.
6. The modular high precision thermometer of claim 1, wherein, The temperature sensor is a platinum resistance temperature sensor, and the sensor reading unit is made of a MAX31865 module.
7. The modular high precision thermometer of claim 6, wherein, The hot-swappable connector is 2x4 pins, and it connects the MAX31865 module to the platinum resistance temperature sensor via SPI and I2C protocols.
8. The modular high-precision thermometer according to claim 1, characterized in that, The display screen shows information including battery status, real-time temperature, and wireless connection status. There are three interactive buttons: a power switch button, a display switching button, and a wireless connection button.