Branching device for distribution box

The utility model relates to the technical field of power distribution cabinets, in particular to a branching device for a power distribution box, which comprises a mounting plate, and a branching mechanism is arranged at the front end of the mounting plate; wherein the branching mechanism comprises a plurality of sliding blocks which are slidably connected to the inner wall of the mounting plate, the other side of each sliding block is hinged to a circular ring, the inner wall of each circular ring is fixedly connected with a cylinder which is annularly distributed, and the inner wall of each cylinder is slidably connected with a moving rod; when the cables are positioned, gas in the gas storage ring can enter the annular gas bag through the connecting pipe under the action of the first spring, so that the surfaces of the multiple cables are wrapped and positioned, the cables are protected while the surfaces of the cables are positioned, and the surfaces of the cables are prevented from being damaged during