| 大断面切眼巷道二次成巷联合支护技术探讨 |
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| 引用本文： | 王俊,张延刚. 大断面切眼巷道二次成巷联合支护技术探讨[J]. 江西煤炭科技, 2022, 0(1): 68-69,75. DOI: 10.3969/j.issn.1006-2572.2022.01.024 |
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| 作者姓名： | 王俊 张延刚 |
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| 作者单位： | 山西霍宝干河煤矿有限公司,山西 洪洞 031400 |
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| 摘 要： | 大断面切眼成巷困难,巷道维护工作量大.以干河煤矿2-126工作面切眼为工程背景,拟采用二次成巷联合支护技术,即"锚杆+金属网+W钢带+点锚索"联合支护技术.矿压观测数据表明,切眼巷道围岩变形量较小,巷道基本稳定.
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| 关 键 词： | 大断面切眼 二次成巷 联合支护 矿压观测 |
Discussion on Combined Support Technology in Twice Accomplished Laneway of Large-section-cut Roadway |
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| Wang Jun,Zhang Yangang. Discussion on Combined Support Technology in Twice Accomplished Laneway of Large-section-cut Roadway[J]. Jiangxi Coal Science & Technology, 2022, 0(1): 68-69,75. DOI: 10.3969/j.issn.1006-2572.2022.01.024 |
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| Authors: | Wang Jun Zhang Yangang |
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| Affiliation: | (Shanxi Huobao Ganhe Coal Mine Co.,Ltd.,Hongdong,Shanxi 031400) |
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| Abstract: | In view of the difficulty of accomplished laneway with large-section cut and roadway maintenance, the paper presents the combined support technology with bolt, metal mesh, W-typed steel strip and point anchor in twice accomplished laneway at2-126 working face of Ganhe Colliery, which can control the stability of roadway with small surrounding rock deformation. |
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| Keywords: | large section cut twice accomplished laneway combined support mine pressure observation |
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