Design and Research on Drilling Docking Device for Underground Emergency Refuge System
Author(s): ZHANG Ying-hua, CHEN Zhi-xiang, HUANG Zhi-an, GAO Yu-kun, Key Laboratory of High -Efficient Mining and Safety of Metal Mines, Ministry of Education
Pages: 85-87+90
Year: 2014 Issue: 10
Journal: Coal Engineering
Keyword: emergency refuge system; permanent refuge chamber; drilling docking device;
Abstract: The docking device of shaft bottom and orifice was developed based on the engineering background of Xuecun mine. According to the field test,the drilling docking device could fully meet the needs of,enhance the economic and flexibility of emergency refuge devices,and improve the technical level of the emergency refuge system of the permanent drilling- type refuge chamber.
Pages: 85-87+90
Year: 2014 Issue: 10
Journal: Coal Engineering
Keyword: emergency refuge system; permanent refuge chamber; drilling docking device;
Abstract: The docking device of shaft bottom and orifice was developed based on the engineering background of Xuecun mine. According to the field test,the drilling docking device could fully meet the needs of,enhance the economic and flexibility of emergency refuge devices,and improve the technical level of the emergency refuge system of the permanent drilling- type refuge chamber.
Related Articles