Underground water high-fidelity sampling system and sampling method
A sampling system and groundwater technology, applied in the field of sampling systems, can solve the problems of cross-contamination of samples, easy distortion of water samples, etc., to achieve the effects of improving fidelity, reducing the probability of spillage, and avoiding instantaneous changes
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[0037] Such as figure 1 , figure 2 As shown, the groundwater high-fidelity sampling system of the present invention includes a surface-facing deep-water well sampling device 5, a quality stabilizer 3, a laminar flow sampler 2 and a sampling bottle 1.
[0038] The deep-water well sampling device 5 near the liquid surface includes a submersible pump 52, a drainage fluid 54, a drainage cover 53, a water inlet pipe 58, and a flower net pipe sinker 59.
[0039] The submersible pump 52 is a vertical cylindrical pump body. The water outlet 51 on the top of the pump body is connected with a water outlet pipe 57 for transporting collected water to the ground. The wall of the water outlet pipe 57 is marked to indicate the water outlet pipe 57 The length of the tick mark.
[0040] The upper part of the fluid 54 is a cylindrical tube, and the lower part is a cone structure with the tip facing downward. It is installed at the lower end of the submersible pump 52. The upper end of the fluid 54 is...
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