Feeding port sealing door of movable garbage compression box

The utility model relates to the technical field of garbage compression boxes, in particular to a feed port sealing door of a movable garbage compression box, which structurally comprises a sealing door, a transmission motor bin, a garbage compression box, a window, guide plates, a chain transmission component and a protective plate, and the guide plates used for preventing garbage from falling into the transmission motor bin are arranged at the upper ends of two sides of the sealing door. The material plate is detachably installed at the upper end of the garbage compression box, the window is movably connected to the garbage compression box, the outward window is formed in the feeding port sealing door through the garbage compression box and used for facilitating installation and later maintenance work, an operator can carry out maintenance work outside, and the operation is convenient. And a transmission mechanism protection bin and a protection plate are arranged on a transmission mechanism such as a chain