| 锚注技术在井筒修复实践中的应用 |
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| 引用本文： | 姚艳斌. 锚注技术在井筒修复实践中的应用[J]. 煤炭技术, 2009, 28(4) |
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| 作者姓名： | 姚艳斌 |
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| 作者单位： | 黑龙江龙煤集团,鹤岗分公司,矿建公司,黑龙江,鹤岗,154100 |
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| 摘 要： | 结合兴安矿四水平新副井井筒修复的工程实践,分析了锚注支护的工程特点。经工程应用表明,注浆可以将松散围岩胶结成一体,锚杆可以加固围岩,锚杆支护与注浆加固共同作用显著提高了围岩的强度和承载能力,有效地控制了围岩变形问题,同时也封堵井壁淋水以免对围岩侵害。
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| 关 键 词： | 围岩破碎 锚注 井筒修复 工程实践 |
Bolting and Shotcreting Technology Being Used in Shaft Repair |
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| YAO Yan-bin. Bolting and Shotcreting Technology Being Used in Shaft Repair[J]. Coal Technology, 2009, 28(4) |
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| Authors: | YAO Yan-bin |
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| Affiliation: | Mine Construction Company;Hegang Branch;Heilongjiang Longmay Group;Hegang 154100;China |
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| Abstract: | This article combined with the engineering practice of the new auxiliary shaft repair at 4th level in Xingan Coal Mine,analyzes the engineering characters of bolting and shotcreting support technology.The engineering practice show that shotcreting can make loose rocks an intact one,bolt can reinforce rocks, bolt support and grouting strength coordinately can increase the intention and carrying capacity of surrounding rocks obviously,effectively control distortion of surrounding rocks,at same time block the ... |
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| Keywords: | surrounding rock broken bolting and shotcreting shaft repair engineering practice |
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