寺河矿2#井经历了多年的技改,在掘进工艺方面也同样像矿井的发展一样,有过炮掘,也用过综掘。在这形形色色的工艺中,2#井人一直致力于研究有效的临时支护,目前采用的单体液压柱架棚式临时支护,既满足了炮掘和综掘工艺,同时也适用于多种间排距锚杆支护下的矩形巷道。 Temple River Mine # 2 Well experienced many years of technical innovation, in the tunneling process is also the same as the development of the same mine, there have been mining, also used a comprehensive excavation. In this variety of processes, 2 # people have been committed to the study of effective temporary support, the current use of single-hydraulic column-shelf temporary support, both to meet the artillery digging and digging technology, but also applies to more Rectangular roadway under the support of intercropped bolts.