Automatic cleaning and collecting device and method for gas monitoring in high-dust environment

By using an air pump module and solenoid valve to control the air path direction in a high-dust environment, combined with real-time monitoring by a pressure detection module, the automatic cleaning and data collection of the gas monitoring system is realized. This solves the problems of poor sampling and data distortion caused by dust blockage, and ensures the accuracy and continuity of monitoring.

CN122409964APending Publication Date: 2026-07-17CHINA ZHENGYUAN GEOMATICS CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
CHINA ZHENGYUAN GEOMATICS CO LTD
Filing Date
2026-05-08
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In high-dust environments, the sampling pipelines of gas monitoring systems are easily clogged by dust, leading to poor sampling and distorted monitoring data. Existing technologies rely on manual cleaning, which is ineffective and affects the continuity of monitoring.

Method used

An air pump module, along with a first and second solenoid valve, controls the direction of the air path. A pressure detection module monitors the air path pressure in real time. The main control module enables automatic switching between forward gas collection and reverse air blowing for cleaning. The air pump module provides power to achieve automated cleaning.

Benefits of technology

It enables intelligent and unmanned cleaning of sampling pipelines and air inlets, ensuring the accuracy and continuity of gas monitoring, reducing equipment costs, and avoiding data distortion caused by dust blockage.

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Abstract

本发明公开了高粉尘环境下气体监测的自动清洁与采集装置及方法,涉及气体监测技术领域。包括采样管路、气体检测分析模块、气泵模块、压力检测模块、主控模块、检测模块、进气嘴、第一电磁阀、第二电磁阀以及出气嘴。本发明采用气泵模块配合第一电磁阀、第二电磁阀控制气路方向,通过压力检测模块实时监测气路压力,达到预设阈值后自动切换至反向吹气清洁模式,无需人工干预,实现采样管路、进气嘴的智能化、无人化清洁。
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