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利用永久井架作为该竖井的凿井井架进行竖井施工,可以达到投资省、工期短的目的,本文介绍了宜州硫铁矿利用永久井架进行竖井施工的具体情况,包括施工的前期准备、凿井设备的最佳布置、永久井架的特点和加固改装方法,以及技术经济评价。
The use of a permanent derrick as the shaft of the shaft derrick shaft construction, can achieve the purpose of investment province, short duration, this article describes the use of permanent derrick Yijiazhuang for shaft construction of the specific circumstances, including the construction of the preparatory work, drilling The best layout of the equipment, the characteristics of the permanent derrick and the method of retrofitting, as well as the technical and economic evaluation.