Vertical conveying device of screw ship unloader

The utility model discloses a vertical conveying device of a spiral ship unloader, and relates to the technical field of spiral ship unloaders. The device comprises a body, a cover plate and a limiting rod, the body is movably connected with the cover plate through a hinge, a rotating shaft is arranged in the body and movably connected with the body, one end of the rotating shaft is arranged on the outer side of the body, the upper end of the rotating shaft is fixedly connected with a motor, and the motor is fixedly connected with the body through a fixing bolt. The opening is formed in the surface of the body, so that maintenance of the interior of the conveying device is facilitated, blockage of the interior of the conveying device is prevented, the cover plate and the body are fixed together, the screw extrudes the second air bag by rotating the screw, the size of the second air bag is reduced, and the size of the first air bag is increased; the two sides of the first air bag are tightly attached to the co