| 张新矿新风井坚硬岩石凿岩爆破技术 |
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| 引用本文： | 梁群. 张新矿新风井坚硬岩石凿岩爆破技术[J]. 煤炭技术, 2009, 28(7) |
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| 作者姓名： | 梁群 |
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| 作者单位： | 鸡西矿业集团公司建设项目部,黑龙江,鸡西,158100 |
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| 摘 要： | 针对坚硬围岩特性,通过对其可钻性和可爆性分析,选取了合适的掏槽方式,对凿岩爆破出现的问题采取措施处理,及时调整眼深和其它爆破参数,保证了钻爆施工质量,提高了爆破效果,加快了施工速度,取得了良好的爆破效果和经济效益。
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| 关 键 词： | 坚硬岩石 凿岩爆破 爆破参数 掏槽方式 |
Drilling and Blasting Technology of Hard Rock in New Ventilating Shaft in Zhangxin Coal Mine |
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| LIANG Qun. Drilling and Blasting Technology of Hard Rock in New Ventilating Shaft in Zhangxin Coal Mine[J]. Coal Technology, 2009, 28(7) |
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| Authors: | LIANG Qun |
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| Affiliation: | Construction Item Sector;Jixi Mining Industry Group Comp.;Jixi 158100;China |
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| Abstract: | Aimming at the hard rock characteristics,through analyzing its drillability and explosibility,the suitable cutting holes way was selected.Aimming at the appearing problems in drilling and blasting,the treatment measures were adopted.The holes depth and other blasting parameters were timely adjusted.The construction quality is ensured.The blasting effect was raised.The construction speed was rapided.The good blasting effect and economic effectiveness were obtained. |
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| Keywords: | hard rock drilling and blasting blasting parameter cutting hole way |
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