Mine gas extraction device

• Main Authors: WANG YUNONG, XIE NAN, CAO XIAOJUN, CHANG YIKE, SUO YUHAO, ZHAO QI, XU MIN, TIAN FENG, LI XIAO, CUI XIAOGANG, CHEN LINA, ZHANG CHU, LIANG ZHIGANG, GAO SHINING, HAN JINYONG, YAN XIAOMING, YANG CHENGQIAN
• Format: Patent
• Language: Chinese; English
• Published: 30.12.2022
• Subjects: 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; SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS

The utility model discloses a mine gas extraction device which comprises a top plate, the two ends of the top plate are connected with stand columns respectively, a threaded rod is arranged between the two stand columns in a rotating mode, one end of the threaded rod penetrates through the stand columns in a rotating mode and is connected with a motor, and the threaded rod is sleeved with a movable block in a matched mode. The lower end of the moving block is connected with an air cylinder, the shaft end of the air cylinder is connected with a gas extraction head, the lower end of the gas extraction head is provided with a gas extraction drilling device, the gas extraction head is communicated with a gas discharge pipe, and the other end of the gas discharge pipe is communicated with a hose. Compared with the prior art, the device has the advantages that impurities and water in the extraction pipeline can be effectively removed through the first filter box, and the extraction effect is guaranteed; and the pro