为确保罐笼运送人员的安全,临江铜矿曾使用过多种罐笼安全门。近年又改用制作方便、拆装容易、使用灵活的罐笼安全栏。如图1所示,在罐笼入口安设开关式安全栏,它系用φ7/2英寸钢管焊成,一端用活动绞链固定在罐笼上,另一端设弹簧闩。运送人员时,由各中段打点工负责打开或关闭安全栏。运送物料时,由打点工拉开弹簧闩,上提安全栏,拆下后放到井口适当位置。 To ensure the safety of cage transport personnel, Linjiang Copper Mine has used a variety of cage safety door. In recent years, it is easy to use, easy disassembly, flexible cage safety fence. As shown in Fig. 1, a switch-type safety bar is installed at the entrance of the cage, which is welded with φ7 / 2 inch steel pipe, one end of the safety bar is fixed on the cage with a movable hinge, and the other end is provided with a spring latch. When transporting personnel, the middle section of the RBI is responsible for opening or closing the safety bar. When transporting materials, by the RBI opened the spring latch, put the security bar, removed and put to the appropriate location wellhead.