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日前,山东能源新汶矿业集团华恒矿业公司在井下安装使用了234套ZYJ型压风自救装置。当煤矿井下瓦斯超标或有超标征兆时,通过该装置向工作人员提供新鲜空气,达到安全避灾目的。该装置安装在宽敞、支护良好、没有杂物堆放的采掘工作面巷道内的压缩空气管道上,装置安装数量根据工作面场所人员确定,安装处安设了照明灯及警示牌板。安装时其中一端与进风管道连接,另一端与压风自救装置连接,3~5个压风自救
Recently, Shandong Energy Xinhua Mining Group Huaheng Mining Company installed 234 sets of ZYJ type air pressure self-help device in the mine. When coal mine gas exceeding the standard or excessive signs, through the device to provide fresh air to the staff, to achieve the purpose of safety and disaster avoidance. The device is installed on the compressed air pipe in the spacious and well-supported mining roadway with no debris stacked. The installation quantity of the device is determined by the personnel in the working face and the lighting and warning sign boards are arranged at the installation place. One end of the installation is connected with the air inlet pipe and the other end is connected with the air pressure self-help device, 3 to 5 air pressure self-help