["[{"text":"消防管道带压开孔机"},{"text":"带压开孔是一种安全、环保、经济、的在役管线维抢修技术，适用于原油、成品油、化工介质、天然气等多种介质管线的正常维修改造和突发事故的抢修（如带压抢修、更换腐蚀管段、加装装置、改输改造等作业）。"},{"text":"2、将带压开孔机插好电源，打开电机开关。检查设备运转情况。确认运转正常后，关机。"},{"text":"3、将带压开孔机底座上的V形铁骑附在管道上，然后调整链条的长度，并用插销定位。然后紧固链条另一端的螺母，使本机牢固地定位在管道上。"},{"text":"4、启动电机。再次确认带压开孔机。带压开孔机运转正常。"},{"text":"5、扳动（按下）带压开孔机手柄。使带压开孔器徐徐向下。接近管子时，察看带压开孔位置是否正确；反之，应关机并重新调整位置后再开机。"},{"text":"6、带压开孔时，应缓慢，并不断地用冷却液冷却带压开孔器。"},{"text":"7、带压开孔结束后。关闭电机。卸下机器。小心轻放带压开孔。带压开孔的操作规范有哪些。不得在地上托运机器。到2}

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