Sampling device

The invention provides a sampling device which comprises a cylindrical shell provided with a first mounting hole, a second mounting hole, a third mounting hole and a sampling hole; the pressure transmission component is correspondingly connected with the first mounting hole and comprises a pressure...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	LI ZHANHENG, ZHANG XUESHAN, CHEN LIANG, HAN YINGWEN, JIA CHUNGUANG, FENG MENGMENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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Beschreibung
Zusammenfassung:	The invention provides a sampling device which comprises a cylindrical shell provided with a first mounting hole, a second mounting hole, a third mounting hole and a sampling hole; the pressure transmission component is correspondingly connected with the first mounting hole and comprises a pressure transmission channel, and the pressure transmission channel communicates with the first mounting hole and the inner space of the cylindrical shell; the first sampling component comprises a first sampling channel, and the first sampling channel is communicated with the second mounting hole and the second pressure transmission channel; the second sampling component is provided with a second sampling channel, and the second sampling channel is communicated with the first sampling channel and the sampling hole; the first valve can block a port, communicated with the inner space of the cylindrical shell, of the second pressure transmission channel; the second valve can block a port, communicated with the first sampling