Reinforcement cage anti-floating device

The utility model belongs to the technical field of building construction assistance. The utility model discloses an anti-floating device for a reinforcement cage. The device comprises a supporting piece and a telescopic assembly, one end of the supporting piece is rotationally connected to the reinforcement cage main rib; one end of the telescopic assembly is connected to the supporting piece, the other end of the telescopic assembly is connected to a main reinforcement of the reinforcement cage, the length of the telescopic assembly can be adjusted, and when the occlusive pile sleeve is pulled up to exceed the highest position of the supporting piece, the supporting piece can be inserted into soil under the pushing effect of the telescopic assembly, and the reinforcement cage is prevented from floating upwards. According to the utility model, the support member and the telescopic assembly are arranged; when the secant pile sleeve is pulled up to exceed the highest position of the supporting piece; the suppo