| 煤矿软岩巷道支护技术新进展 |
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| 引用本文： | 李殿国. 煤矿软岩巷道支护技术新进展[J]. 煤炭科学技术, 2010, 38(4) |
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| 作者姓名： | 李殿国 |
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| 作者单位： | 天地科技股份有限公司,开采设计事业部,北京,100013 |
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| 摘 要： | 分析了煤矿中不同类型软岩的力学特性及其支护对策,阐述了与软岩类型相匹配的支护形式,即:高应力软岩宜采用高预应力强力锚杆组合支护系统;极破碎软岩宜采用锚注一体化支护系统;低强度高膨胀性软岩宜采用锚喷支护与混凝土整体碹复合支护系统。
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| 关 键 词： | 软岩巷道 支护对策 高预应力 强力锚杆 锚注支护 |
New Progress of Support Technology for Soft Rock Roadway in Coal Mine |
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| LI Dian-guo. New Progress of Support Technology for Soft Rock Roadway in Coal Mine[J]. Coal Science and Technology, 2010, 38(4) |
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| Authors: | LI Dian-guo |
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| Affiliation: | Department of Coal Mining and Designing/a>;Tiandi Science and Technology Company Limited/a>;Beijing 100013/a>;China |
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| Abstract: | The paper analyzed the mechanics features of different type soft rocks in coal mine and support countermeasures.The paper stated the new support mode related for the mine soft rock roadway.The high pre-stressed and power bolt combined support system would be applied to the mine high stress soft rock roadway.The bolt and grouting integration support system should be applied to the mine ultra broken and soft rock roadway.The bolt-shotcrete support and full concrete liner complex support system could be applie... |
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| Keywords: | soft rock roadway support strategy high pre-stressed high strength bolt bolt and grouting support |
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