| 断层破碎带煤巷锚杆支护技术及应用 |
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| 引用本文： | 禹申友,郝云新. 断层破碎带煤巷锚杆支护技术及应用[J]. 煤炭技术, 2011, 30(10) |
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| 作者姓名： | 禹申友 郝云新 |
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| 作者单位： | 1. 山东三河口矿业有限责任公司,山东济宁,277605
2. 内蒙古煤炭科学研究院有限责任公司,呼和浩特,010010 |
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| 摘 要： | 分析了断层破碎带煤巷围岩变形破坏的原因,并提出了高强高预紧力锚杆支护、大延伸率锚杆支护、锚索加强支护等断层破碎带煤巷围岩控制技术。采用该支护技术在2401工作面回采巷道进行了工业性试验,取得了较好的围岩控制效果。
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| 关 键 词： | 断层破碎带 煤巷 锚杆支护 |
Bolt Support Technology in Fault Crushed Zone of Coal Roadway and Its Application |
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| YU Shen-you,HAO Yun-xin. Bolt Support Technology in Fault Crushed Zone of Coal Roadway and Its Application[J]. Coal Technology, 2011, 30(10) |
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| Authors: | YU Shen-you HAO Yun-xin |
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| Affiliation: | YU Shen-you1,HAO Yun-xin2(1.Shandong Sanhekou Mining Industry Co.,Ltd.,Jining 277605,China,2.Inner Mongolia Coal Science Research Institute Co.,Hohhot 010010,China) |
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| Abstract: | The deformation and failure mechanism of coal roadway in fault crushed zone was studied.Based on this,the high strength and high pre-stressed bolt support,large elongation ratio bolt support and cable reinforced support was proposed for coal roadway in fault crushed zone.Mining roadway of 2401 working face used these technologies,which obtained good support effects. |
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| Keywords: | fault crushed zone coal roadway bolt suppor |
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