A solid sample detection device

By integrating multiple heating units and robotic arms, a high-throughput integrated solid sample detection device has been developed, solving the problems of high detection costs and low automation in existing technologies, and realizing automated sample pretreatment and efficient detection.

CN117030637BActive Publication Date: 2026-05-12BEIJING INST OF METROLOGY & TESTING SCI
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Patent Information

Application Number
CN202310982791.1
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2023-06-14
Publication Date
2026-05-12
Estimated Expiration
2043-06-14

AI Technical Summary

Technical Problem

In existing technologies, solid sample testing is costly, requires large equipment space, has low automation, is cumbersome to operate, has poor safety, and is prone to large experimental errors.

Method used

Design a high-throughput integrated solid sample detection device that integrates a water bath oscillation heating unit, a graphite digestion heating unit, a multi-site magnetic stirring heating unit, and a metal bath heating unit. The heating module is connected to the main body via aviation plugs and buckles, and the device is combined with a robotic arm and a vacuum pump to achieve automated sample pretreatment and detection.

Benefits of technology

It automates sample pretreatment, reduces costs, saves space, improves safety and detection efficiency, and reduces errors. It is suitable for soil heavy metal detection and food composition analysis.

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Abstract

The present application relates to detection equipment technical field, especially to a kind of solid sample detection device, it includes accurate liquid injection system, for accurately control the reagent injection amount of injection collection bottle or reaction tank;Accurate liquid injection system includes: infusion pipeline, first check valve, dosing pump, liquid injection needle, clean water pipeline, clean water bottle, clean water pump, first control valve and second check valve;When dosing pump stops working, first control valve recovers to the initial position of normal open under the action of its internal reset piece, and then connects the clean water pipeline;The clean water pump works, for pumping clean water in the clean water bottle into the first liquid path section, and then flushing first liquid path section, dosing pump and second liquid path section, and then pumping the reagent remaining in first liquid path section, dosing pump and second liquid path section into collection bottle or reaction tank by clean water pump.Prepare for subsequent other reagent pumping, avoid different reagents interfering and influencing each other, also ensure the accuracy of reagent input dose.
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