Drainage device of mine gas extraction pipeline

• Main Authors: FU WEI, XUE YANPING, LIANG WENXU, MA WENWEI, WANG RUIQIAN, SONG GUANLIN, WANG HAO
• Format: Patent
• Language: Chinese; English
• Published: 26.03.2024
• Subjects: EARTH DRILLING; FIXED CONSTRUCTIONS; MINING; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS; SEPARATION; TRANSPORTING

The utility model provides a drainage device of a mine gas extraction pipeline, which comprises a drainage barrel, a gas extraction pipeline communicated with an inner cavity of the drainage barrel is fixed at the position, deviating from the circle center, of the top end of the drainage barrel, a buffer frame is installed at the position, close to the lower portion of the inner side end of the gas extraction pipeline, in the drainage barrel, and a collecting bin is installed in the drainage barrel. A first slag discharging opening is formed in the side end of the drainage cylinder, a filter screen is obliquely arranged in the drainage cylinder and located below the collecting bin, a second slag discharging opening is formed in the position, corresponding to the lower end of the filter screen, of the side end of the drainage cylinder, and a drainage opening is formed in the bottom end of the drainage cylinder. The buffer frame is installed in the drainage barrel close to the lower portion of the inner side en