Reinforcement cage hoisting tool

The utility model discloses a reinforcement cage hoisting tool which comprises a central shaft and an outer supporting mechanism, the outer supporting mechanism comprises two center rings and a plurality of connecting rods, wherein the two center rings are slidably mounted at the two ends, in the length direction, of the center shaft in the mode of being close to each other or away from each other at the same time, and the connecting rods are arranged on the sides, close to each other, of the two center rings and evenly and fixedly connected to the center rings in the circumferential direction of the center rings. The ends, relative to the center ring, of the multiple connecting rods incline in the direction away from the center shaft and are fixedly connected with outer supporting plates which are used for being attached to the inner wall of the reinforcement cage and supporting the reinforcement cage. And moreover, the device can be recycled, the construction cost is saved, and the device has a certain popu