煤矿井下放炮崩人事故时有发生 ,除了管理不善外 ,还有一个重要原因就是放炮器局部结构不合理 ,现场可操作性差。如放炮后必须立即将放炮器上的钥匙拔除、摘掉母线并扭结成短路 ,但在实际生产中往往存在违章作业 ,即在放炮后尚存未消耗电容电压的情况下不先摘下母线就去联线 , Coal mine accidental blasting accidents have occurred, in addition to mismanagement, there is an important reason is that the local structure of the blastifier unreasonable, the scene operability is poor. Such as blasting must immediately after the removal of the key on the gun, remove the bus and twist into a short circuit, but in practice there is often illegal operation, that is, after the blast there is no consumption of the capacitor voltage without taking off the bus first Go online,