深孔松动爆破技术在7213综采工作面的应用

Application of deep hole blasting technology in 7213 fully mechanized coal face

7213综采工作面机巷处有火成岩,会对机械设备造成严重损害,同时影响工作面的推进速度。针对此难题,尝试在7213工作面机巷应用深孔松动爆破技术,在分析深孔松动爆破技术原理的基础上,详细介绍了该技术的钻孔布置方式、施工工艺及效果评价要求。尝试取得了很好的效果,有效提高工作面推进速度,极大改善综采工作面工作环境。

igneous rocks of 7213 comprehensive mining face in mechanized roadway, during the advance will cause serious damage to machinery and equipment, affect Advance speedo For this problem , Try to apply the deep hole loose blasting technology in 7213 comprehensive mining face, On the basis of analyzing the principle of deep hole loose blasting technology , Introduces in detail the technology of hole arrangement, construction technology and effect assessment re- quirements. Attempts to obtain good results, which effectively Improve the working face advance rate , and that greatly improve the working environment of the comprehensive mining face.