| 马兰矿南翼大巷注浆加固返修控制技术研究 |
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| 引用本文： | 梁吉曾.马兰矿南翼大巷注浆加固返修控制技术研究[J].煤矿现代化,2019(4):4-6. |
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| 作者姓名： | 梁吉曾 |
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| 作者单位： | 西山煤电马兰矿 |
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| 摘 要： | 针对南翼大巷在原"U型钢支护"、"砌碹支护"方式下围岩变形严重问题,在围岩破坏变形窥视基础上,对巷道变形破坏的特点和原因进行分析,最终提出采用"锚注+U型钢可缩性金属支架联合支护及关键部位锚杆加强支护"的巷道整修方案,通过工业性试验,有效控制了巷道围岩变形,支护效果良好。
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| 关 键 词： | 围岩变形 锚注 U型钢 巷道整修 |
Study on the control technology of grouting reinforcement and repair in the South-wing big roadway of Malan mine |
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| LIANG Jizeng.Study on the control technology of grouting reinforcement and repair in the South-wing big roadway of Malan mine[J].Coal Mine Modernization,2019(4):4-6. |
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| Authors: | LIANG Jizeng |
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| Affiliation: | (Xishan Coal and Electricity Malan Mine,Shanxi Gujiao 030200) |
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| Abstract: | LIANG Jizeng(Xishan Coal and Electricity Malan Mine,Shanxi Gujiao 030200) |
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| Keywords: | Wall rock deformation anchor U-shaped roadway renovation |
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