山东笏山矿难3号救援钻孔施工技术分析
投稿时间:2021-04-06  修订日期:2021-09-23  点此下载全文
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作者单位邮编
董泽训 山东省地质矿产勘查开发局第六地质大队 265400
中文摘要:2021年1月10日下午2点,位于山东烟台栖霞市的山东五彩龙投资有限公司笏山金矿井下240m发生爆炸事故,造成井下22名工人被困。山东地矿局第六地质大队在得知消息时第一时间组织救援工作,设计了“潜孔锤钻进+高精度测斜+定向钻进+套管护壁止水”的施工方案,在国家高性能设备到达之前,用时59小时,完成了钻进521米及钻孔测斜工作,并配合国家矿山应急救援大地特勘队完成剩余60m定向钻进任务。1月17日13时55分,3号救生孔第一个透巷并收到井下被困矿工的回应。本次成功救援,开创了一种钻探接力救援的新模式,为矿山救援工作提供借鉴思路。
中文关键词:矿难救援  潜孔锤钻进  接力救援
 
Analysis on construction technology of No.3 rescue borehole in Hushan mine, Shandong Province
Abstract:At 2 p.m. on January 10, 2021,A 240m underground explosion occurred in Hushan gold mine of Shandong wucailong Investment Co., Ltd., located in Qixia City, Yantai City, Shandong Province,which trapped 22 workers.The Sixth Geological Brigade of Shandong Bureau of Geology and mineral resources immediately organized rescue work,The construction scheme of "DTH drilling + high precision incline measurement + directional drilling + casing wall sealing" is designed,Before the arrival of the national high-performance equipment, it took 59 hours to complete the drilling of 521 meters and borehole inclinometer,At 13:55 on January 17, The first entry of No.3 lifeguard hole and response from trapped miners.The successful rescue has created a new mode of relay rescue in drilling, which provides reference for mine rescue work.
keywords:mine rescue  DTH drilling  relay rescue
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