电子雷管微差爆破技术在莱新铁矿的运用  

Application of Electronic Detonator Micro-differential Blasting Technology in Laixin Iron Ore Mine

作　　者：李林仲 LI Linzhong(Laiwu Laixin Iron Mine Co.,Ltd,Jinan 250000,China)

机构地区：[1]莱芜莱新铁矿有限责任公司,山东济南250000

出　　处：《矿业工程》2022年第6期9-11,共3页Mining Engineering

摘　　要：根据莱新铁矿的矿体形态和地质赋存条件现状,在莱新铁矿阶段空场嗣后充填采矿方法的结构参数和生产模式下,研究近地表爆破作业。运用电子雷管精确微差控制爆破技术,调整爆破参数和优化起爆方式,降低爆破对地表的振动影响和改进爆破质量、降低爆破大块率。Based on the ore body morphology and geological occurrence conditions of Laixin iron ore mine,the near-surface blasting operation is studied under the structural parameters and production mode of open stope subsequent filling mining method in the mature stage of Laixin iron ore mine.By applying the electronic detonator precise micro-difference control blasting technology,the blasting parameters are adjusted and the detonation method is optimized,which reduces the vibration impact on the surface,improves the blasting quality and reduces the blasted boulder yield.

关 键 词：数码电子雷管 微差爆破 爆破震动 爆破大块率 

分 类 号：TD235[矿业工程—矿井建设]