| 坚硬火成岩侵蚀岩石巷道中深孔爆破技术 |
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| 引用本文： | 邵东亚.坚硬火成岩侵蚀岩石巷道中深孔爆破技术[J].煤炭科学技术,2008,36(7). |
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| 作者姓名： | 邵东亚 |
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| 作者单位： | 淮北矿业(集团)工程建设有限责任公司,安徽,淮北,235000 |
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| 摘 要： | 为了能够减少掘进工序中的辅助作业时间,提高单循环进尺,加快掘进速度,根据杨柳煤矿北翼轨道运输大巷现场巷道条件和施工条件,在火成岩侵蚀段进行中深孔光面爆破技术应用研究.优选钻眼机具和爆破材料,对掏槽爆破和光面爆破等技术方案和爆破参数等认真分析并在试验中不断优化完善,再加上严格的科学组织管理,中深孔爆破技术研究取得了良好的效果.
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| 关 键 词： | 火成岩 岩石巷道 中深孔爆破 掏槽爆破 光爆爆破 |
Medium deep borehole blasting technology to mine rock roadway eroded by hard igneous rock |
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| SHAO Dong-ya.Medium deep borehole blasting technology to mine rock roadway eroded by hard igneous rock[J].Coal Science and Technology,2008,36(7). |
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| Authors: | SHAO Dong-ya |
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| Affiliation: | SHAO Dong-ya Engineering Construction Company Ltd.,Huaibei Coal Mining Group,Huaibei 235000,China |
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| Abstract: | In order to reduce the auxiliary operation time in the mine roadway heading process, to improve the single circulated advancing rate and speed up the excavation speed, according to the site condition and construction condition of the North Wing railway transportation roadway in Yangliu Mine, an applied research on the medium deep borehole smooth blasting technology was conducted for the erosion rock section of the igneous rock. The drilling equipment and tools and blasting material were optimally selected. ... |
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| Keywords: | igneous rock mine rock roadway medium deep borehole blasting cut blasting smooth blasting |
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