Underground ventilation device for coal mining

The utility model belongs to the technical field of coal mining, and particularly relates to an underground ventilation device for coal mining, which comprises a bottom plate, three supporting rods are fixedly connected to the left part of the upper end of the bottom plate, a humidifying component i...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	WANG LEI, BA ZHENQIANG, JANG YONG-SEOK, GAO YU, QUAN XIN, CHANG XIANGYONG, ZHANG WANGSHENG, ZHANG SHUAI, ZHANG LIRONG, LI XIA, JIA NAN, WANG YANGYANG, WANG XIUQING, ZHAO YAN, LENG KAIKAI, ZHAO BAO, MA WEI, XIN HUANQIANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS MINING SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS
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Beschreibung
Zusammenfassung:	The utility model belongs to the technical field of coal mining, and particularly relates to an underground ventilation device for coal mining, which comprises a bottom plate, three supporting rods are fixedly connected to the left part of the upper end of the bottom plate, a humidifying component is fixedly connected among the three supporting rods, and a water inlet pipe is fixedly connected to the upper end of the humidifying component. The right portion of the upper end of the bottom plate is fixedly connected with an air draft assembly, the rear end of the air draft assembly is fixedly connected with a first penetrating pipe, the rear end of the first penetrating pipe is fixedly connected with a filtering assembly in a penetrating mode, the rear end of the filtering assembly is fixedly connected with a second penetrating pipe in a penetrating mode, and the rear end of the second penetrating pipe is fixedly connected with an air draft pipe. The left end and the right end of the bottom plate are each fixed