Water pollution heavy metal element detection sampling instrument

By integrating a sampling arc hood, graded filtration, and nitric acid acidification pretreatment unit, the water pollution heavy metal detection equipment solves the problems of cumbersome operation and low detection accuracy, achieving efficient and automated heavy metal detection and adapting to the needs of multiple scenarios.

CN122409247APending Publication Date: 2026-07-17SHANDONG HUAXIN JINKE ECOLOGICAL TECHNOLOGY CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
SHANDONG HUAXIN JINKE ECOLOGICAL TECHNOLOGY CO LTD
Filing Date
2026-04-23
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing water pollution heavy metal detection equipment has a split design that makes operation cumbersome, a simple sampling and filtration structure that cannot effectively remove impurities, and insufficient sample pretreatment, resulting in low detection accuracy and easy secondary pollution.

Method used

It adopts an integrated sampling arc hood, a graded filtration structure, a nitric acidification pretreatment unit, and a waste residue collection unit to realize integrated operation of water sample collection, graded filtration, acidification, and detection. Combined with motor gear transmission and hydraulic system, it realizes automated operation and angle adjustment.

Benefits of technology

It improves on-site testing efficiency and accuracy, reduces manual intervention, ensures sample quality, avoids secondary contamination, adapts to different testing needs, and expands the applicability of the equipment.

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Abstract

本发明公开了一种水污染重金属元素检测采样仪,具体涉及污水检测技术领域,包括转运架,所述转运架上设置有采样检测组件,所述采样检测组件包括设于转运架中部且角度可调的取样弧罩,所述取样弧罩的竖截面为弧形,取样弧罩的中部设置有用于水样取样的第一取样弧件。本发明通过设计了孔径不同的二级分级过滤结构与硝酸酸化和低温加热的前处理结构,二者形成过滤和酸化的协同作用,分级过滤可逐级去除水样中不同粒径的杂质,避免杂质遮挡重金属与硝酸的接触,为酸化前处理扫清干扰,而低温加热促进硝酸酸化反应充分进行,使水样中泥沙、颗粒物内的结合态重金属完全电离为离子,从样品源头上解决了检测误差的问题。
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