High-altitude discharging platform for building construction

The utility model discloses a building construction high-altitude unloading platform which comprises a bearing support, an unloading platform body is arranged above the bearing support, an installation rotating shaft is rotatably connected to the inner wall of the bearing support, an installation sleeve plate is fixedly connected to the outer side wall of the installation rotating shaft in a sleeved mode, and the top of the installation sleeve plate is fixedly connected with the unloading platform body. Two moving grooves are formed in the top of the discharging platform body, and moving sliding blocks are slidably connected into the moving grooves. According to the discharging platform, the fixed worm is driven by the fixed motor to rotate, and the fixed worm is meshed with the two movable worm wheels, so that the movable screw rod on the movable worm wheels is driven to rotate and moves along with the movable sliding block and the movable push plate in the direction of the movable screw rod, and the movable