深孔爆破一次性成井技术在龙桥铁矿的应用  

Application of One Time Well Completion Technology by Deep Hole Blasting in Longqiao Iron Mine

作　　者：林敏 喻六平 王靖 LIN Min;YU Liuping;WANG Jing(AnhuiLongqiao Mining Co.,Ltd.;Sinosteel Maanshan General Institute of MiningResearch Co.,Ltd.;National Engineering Research Certer of Huawei High Efficiency Cyclic Utilization of Metal Mineral Resource)

机构地区：[1]安徽龙桥矿业有限公司 [2]中钢集团马鞍山矿山研究总院股份有限公司 [3]华唯金属矿山资源高效循环利用国家工程研究中心

出　　处：《现代矿业》2021年第5期87-89,共3页Modern Mining

摘　　要：针对传统天井掘进施工效率低、组织繁琐及安全隐患大等缺点,利用一次性爆破掘井新技术,在龙桥铁矿进行应用。在对地质条件进行分析的基础上对爆破参数进行设计。实践证明,该技术的成功应用,提高了矿山的天井掘进效率,减少了施工安全隐患,经济效益显著,为周围类似矿山提供了参考。Aiming at the shortcomings of traditional patio tunneling,such as low construction efficiency,cumbersome organization,and high potential safety hazards,a new technology of one-time blasting and tunneling was proposed and applied in Longqiao Iron Mine.The blasting parameters are designed on the basis of analyzing the geological conditions.Practice has proved that the successful application of this technology has improved the tunneling efficiency of the mine patio.The hidden dangers of construction safety are reduced,the economic benefits are significant,and it provides a reference for similar mines around.

关 键 词：天井掘进 一次性成井技术 炮孔布置 

分 类 号：TD235.33[矿业工程—矿井建设]