Falling proof apparatus for construction suspension cage

The utility model discloses an anti-dropping device of a construction suspension cage, which comprises a guiding plate, wherein a first guiding plate and a second guiding plate are arranged on the guiding plate, a connecting transverse plate is arranged between the two guiding plates, a supporting shaft is arranged on the connecting transverse plate, a first drive wedge plate is arranged on the first guiding plate, a second drive wedge plate is arranged on the second guiding plate, the guiding plate is connected with a bottom plate, wherein two grooves are opened on the bottom plate, a first guiding plate and a second guiding plate are respectively installed on the two grooves, two springs are installed on the bottom plate, the upper end of the first spring is connected with the bottom plate, the lower end is connected with the first drive wedge plate, the upper end of the second spring is connected with the bottom plate, the lower end is connected with the second drive wedge plate, a first follower wedge plate and a second follower wedge plate are respectively and moveably installed on the first drive wedge plate and the second drive wedge plate, and the sliding contact surface between the first follower wedge plate and the first drive wedge plate and the contact surface between the second follower wedge plate and the second drive wedge plate are inclined surfaces. The anti-dropping device has simple structure and less driving parts, after being used for a long time, each part also can be operated flexibly, and the anti-dropping device can brake in time when a suspension cage drops, and can guarantee the safety of builders in the suspension cage.