基于采煤工作面锚网索支护的沿空留巷技术及其应用

Gob-side Roadway Retaining Technology Based on Anchor Cable Support for Coal Mining Face and Its Application

从顶板预裂爆破切顶技术留巷原理、工作面沿空留巷设计、沿空留巷施工工艺与锚网索支护、顶板预裂爆破装置基本原理、双向聚能爆破技术参数、爆破结构与留巷效果等方面对采煤工作面沿空留巷技术及其应用进行了探讨。

This paper discussed the gob-side roadway retaining technology of coal mining face and its application from the aspect of the roadway retaining principle of roof pre-split blasting and cutting,the design of gob-side roadway retaining in working face,the construction process and anchor cable support of gob-side roadway retaining,the basic principle of roof pre-split blasting device,the technical parameters of two-way shaped blasting,the blasting structure and the roadway retaining effect,etc.