The utility model discloses a power supply line hangs rope ladder, including the two root canals body and three at least footboards, body connection rope is installed to the interlude in the inner chamber of body, and passes through horizontal installation's footboard connection rope fixed connection between the body connection rope, the footboard all has the footboard through fastening screw fixed mounting on connecting the rope, the both ends of body connection rope all are equipped with connects rope fixed joint, and the bottom that the body connection was restricted is equipped with the fastening seat. Come to make the body fold and be convenient for hang the arrangement of rope ladder and put carrying out interconnect between first body, connecting pipe and the second body through being equipped with folding mechanism, through cup jointed the body on the rope is connected to the body, can increase the counter weight that hangs the rope ladder like this, prevent to receive when high altitude construction gentle breeze to influence and swing, connect rope fixed joint and fastening seat through being equipped with, be convenient for hang hanging and adjusting of rope ladder.