| 深部软岩锚喷支护巷道快速掘进技术 |
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| 引用本文： | 王旭锋,张东升,邵鹏,张炜. 深部软岩锚喷支护巷道快速掘进技术[J]. 采矿与安全工程学报, 2011, 28(3): 415-419 |
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| 作者姓名： | 王旭锋 张东升 邵鹏 张炜 |
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| 作者单位： | 中国矿业大学矿业工程学院,深部岩土与地下工程国家重点实验室,江苏徐州221116 |
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| 基金项目： | 国家自然科学基金青年项目(51004101,50904063); 中国矿业大学青年科研基金(2009A001);中国矿业大学引进人才项目; 煤炭资源与安全开采国家重点实验室自主研究课题项目(SKLCRSM08X02); 江苏高校优势学科建设工程项目 |
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| 摘 要： | 为解决柳泉煤矿深部软岩锚喷支护巷道掘进效率低的难题,提出了以多向聚能高效破岩为关键技术、以支护参数及作业制度优化为重要保障的快速掘进技术,主要包括:1)采用复式双楔形掏槽方式及自行研制的聚能爆破装置,减小爆破震动影响,提高岩石的爆破效果及控制巷道的成形；2)增大锚杆直径、缩小间排距及增设锚索补强支护,增加支护强度；3)...
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| 关 键 词： | 软岩巷道 聚能爆破 快速掘进 巷道支护 |
A Rapid Excavation Technology for Shotcreting and Bolting Roadway in Deep Soft Rock |
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| WANG Xu-feng,ZHANG Dong-sheng,SHAO Peng,ZHANG Wei. A Rapid Excavation Technology for Shotcreting and Bolting Roadway in Deep Soft Rock[J]. Journal of Mining and Safety Engineering, 2011, 28(3): 415-419 |
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| Authors: | WANG Xu-feng ZHANG Dong-sheng SHAO Peng ZHANG Wei |
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| Affiliation: | WANG Xu-feng,ZHANG Dong-sheng,SHAO Peng,ZHANG Wei(School of Mines,State Key Laboratory for Geomechanics & Deep Underground Engineering,China University of Mining & Technology,Xuzhou,Jiangsu 221116,China) |
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| Abstract: | In order to enhance excavation efficiency of shotcreting and bolting roadway in deep soft rock in Liuquan coal mine,we put forward a rapid excavation technology based on gather-energy blasting of rock,optimizing of support parameters and operation methods.It mainly includes the following contents: 1) using a compound double-wedge cutting method and self-developed gather-energy blasting equipment to enhance the rock blasting effect and control the roadway shaping quality by reducing blasting vibration effort... |
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| Keywords: | soft rock roadway gather-energy blasting rapid excavation roadway support |
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