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采用溜灰管输送混凝土 ,工序简单 ,安全可靠 ,且输送速度快 ,占井筒空间少 ,有利于实现掘砌平行作业 ;同时 ,溜灰管输送混凝土 ,能连续浇注井壁 ,井壁整体性好 .1 998年 1 0月 1 6日至 1 1月 1 6日在邢东副井冻结段外壁施工中 ,采用溜灰管输送混凝土 ,创月成井 2 1 2 .6m的全国新记录 ,且施工质量优良 ,取得了显著的经济效益 .
The use of slip-ash pipe delivery of concrete, the process is simple, safe and reliable, and the delivery speed, accounting for less wellbore space, is conducive to achieving parallel work digging; the same time, slip-ash pipe delivery of concrete, continuous casting borehole wall integrity well .1 From January 16 to January 1, January 16, 1998, an external slippery pipe was used to convey concrete to the outer wall of the Xingdong auxiliary well freezing section, a new record of 2126m in the whole month and a construction record High quality, made significant economic benefits.