Drainage device for coal bed gas development

The utility model discloses a drainage device for coal bed gas development, which comprises a gas collecting pipe, a connecting pipe is fixedly mounted on the lower end face of the gas collecting pipe, the connecting pipe is communicated with the gas collecting pipe, fixing plates are fixedly mounte...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	KYIM, REHMAN, YANG XIAOCHEN, ABLETTI, SUBHATI, CUI DEGUANG, LI XIANG, LI QUAN, BAI SHUAI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING EARTH DRILLING FIXED CONSTRUCTIONS HEATING LIGHTING MECHANICAL ENGINEERING MINING POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS WEAPONS
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Beschreibung
Zusammenfassung:	The utility model discloses a drainage device for coal bed gas development, which comprises a gas collecting pipe, a connecting pipe is fixedly mounted on the lower end face of the gas collecting pipe, the connecting pipe is communicated with the gas collecting pipe, fixing plates are fixedly mounted on the two side wall faces of the connecting pipe, a driving motor is fixedly mounted on one side wall face of one fixing plate, and the other side wall face of the fixing plate is communicated with the driving motor. A valve is arranged in the connecting pipe, a rotating rod is fixedly installed on the valve, one end of the rotating rod is rotationally connected with a fixing plate, the other end of the rotating rod is in butt joint with the output end of the driving motor, and a water storage tank is fixedly installed on the lower end face of the connecting pipe. The connecting pipe can be sealed through mutual matching of the driving motor, the rotating rod and the valve, so that coal bed gas in the gas collec