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无轨设备在黄金矿山地下开采中的应用——以贵州锦丰矿业有限公司为例

Application of trackless equipment in the underground mining operation of gold mines—A case study of Guizhou Jinfeng Mining Limited

  • 摘要: 锦丰金矿地质条件复杂、围岩及矿体破碎、构造发育、稳定性差及硬度低,采用大断面全支护巷道,并成功应用国外大型无轨设备进行机械化开采。按照施工工艺详细介绍了锦丰金矿地下开采无轨采矿设备、出矿设备和辅助设备的相关参数、现场应用情况等。采用无轨设备实现了机械化开采,一期工程生产能力达75万t/a,二期工程生产能力达120万t/a,取得了较好的经济效益和社会效益,为地下金属矿山领域推广应用无轨设备提供一定的借鉴。

     

    Abstract: The geological conditions are complex,the wall rocks and ore bodies are fragmented,the structure develops,the stability is poor and the hardness is low in Jinfeng Gold Mine,and large-section fully supported roadways are used.Overseas large-scale trackless equipment is successfully installed to carry out mechanized operation.According to the construcion procees,the paper in detail introduced the related parameters and onsite application of underground mining trackless mining equipment,ore-drawing equipment and auxiliary equipment in Jinfeng Gold Mine.Mechanized mining is achieved by using trackless equipment,and the production capacity can reach 750 000 t/a in Phase 1,and 1 200 000 t/a in Phase 2.Good economic and social benefits are achieved.The application provides reference for the promotion of trackless mining equipment in underground metal mines.

     

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