深孔爆破成井技术在某铀矿天井掘进中的应用研究  

Study on Application of Deep Hole Blasting Technique in Patio Excavation

作　　者：张宝俊 ZHANG Baojun(CNNC Guangdong Technology Co.,Ltd.,Shaoguan 512029,China)

机构地区：[1]中核(广东)科技有限公司,广东韶关512029

出　　处：《铀矿冶》2021年第3期198-202,共5页Uranium Mining and Metallurgy

摘　　要：针对某铀矿采用常规方法掘进天井存在的工作环境恶劣、安全性差、成本高、效率低等问题,进行了井下高度13.6 m、规格2 m×2 m的天井深孔爆破成井应用研究。研究结果表明,设计的深孔爆破成井方案合理,采用的爆破参数、装药结构、施工质量控制手段等保证了现场爆破的顺利实施,取得了良好的应用研究效果。A uranium mine in view of problems of the poor working conditions,poor safety,high cost and low efficiency caused by the conventional raise boring.The application of deep hole blasting in patio with a height of 13.6 m and specification of 2 m×2 m was studied.The design of reasonable blasting scheme,related parameters,charging structure,construction quality control means ensures the successfully implementation of on-site blasting.Good application results have been obtained.

关 键 词：深孔爆破 天井掘进 铀矿 应用研究 

分 类 号：P619.14[天文地球—矿床学]