A high-precision anti-interference gas temperature and pressure integrated sensor

By combining the flow channel design with the sensing components, the problems of clogging and slow response speed of the integrated temperature and pressure sensor were solved, achieving high-precision gas pressure and temperature measurement.

CN122408870APending Publication Date: 2026-07-17SHENZHEN BOUNDLESS SENSOR TECH CO LTD
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Patent Information

Application Number
CN202610490234.1
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-04-14
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

The pressure tap of existing integrated temperature and pressure sensors is prone to clogging and has a slow response speed, which affects the accuracy of real-time measurement.

Method used

The flow channel replaces the pressure inlet, increasing the gas flow area. The mutual squeezing of the fixed ring and the moving ring provides protection. Pressure fluctuations are detected by the sensing component, which drives the cleaning screen to clean impurities. The magnetic ring assists in resetting, ensuring the cleanliness of the detection components.

Benefits of technology

It improves the dynamic response speed of pressure transmission, reduces the probability of blockage, enhances the accuracy and reliability of real-time measurement, and ensures the accuracy of temperature detection.

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Abstract

本发明涉及传感器技术领域,尤其涉及一种高精度抗干扰燃气温压一体传感器。包括:安装壳、安装件和压力检测模块,安装件和压力检测模块均放置于安装壳内,安装壳内螺纹连接有抵接件,安装壳设置有引流道,安装件设置有延伸部,延伸部设置有延伸杆,延伸杆内嵌合有温度检测模块,延伸杆固接有定环,引流道内设置有动环。本发明以引流道替代现有温压传感器中的引压孔,增大供燃气流动的流通面积,减小对流体的阻滞作用,进而提高压力传递的动态响应速度,提高实时测量精度,并降低堵塞概率,在发生压力波动时,利用定环和动环的相互挤压,增大对流体的阻滞作用,如此为压力检测模块提供防护。
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