孤岛综采工作面破碎顶板片帮处理与预防

Treatment and prevention of broken roof spalling in the isolated island fully mechanized coal mining face

孤岛综采工作面顶板比较破碎,极易发生煤帮片帮,进而造成顶板冒落,影响正常的生产安全。本文根据现场施工条件,提出了改进采煤工序,及时护帮护顶,保证了孤岛煤柱工作面的安全回采。

The roof of isolated island fully mechanized coal mining face is broken, and it is very easy to cause the rib spalling, even causes the roof falling, which affects the normal production safety. In this paper, according to the site construction conditions, the paper the improvement of the coal mining process, the timely protection of the roof was put forward to ensure the safe mining of the working face of isolated island coal pillar.