摘要
对ZY7600/24/50型掩护式液压支架在恒源公司五沟煤矿使用中出现的顶柱梁帽开焊、掩护梁开焊断裂的原因进行分析,为设计制造液压支架和在恶劣工况下使用支架提供实践依据,更好地服务矿井安全生产。
The reason of the welding and welding frature use of hydraulic support in coal mine appeared to open the top of column to open the cover of beam are analysed, provide practical basis for the design and manufacture of hydraulic support and the use of hydraulic support in adverse operating conditions, ensure to better serve the mine safety yield.
出处
《煤矿机械》
北大核心
2010年第8期208-209,共2页
Coal Mine Machinery
