Electrical packaging device capable of externally loading parts after packaging

An electrical appliance packaging device capable of being packaged and externally loaded with spare parts comprises a square cardboard box, a square buffer member closely installed inside the cardboard box, and the upper part of the buffer member comprises a groove for placing spare parts The opening of the groove is closely adjacent to a side wall of the carton, and the top of the side wall includes an inverted L-shaped flap for closing the opening of the groove; when the side wall is encapsulated, the inverted L-shaped flap It can be pulled outwards so that parts can fit into the groove via the opening, and then the top end of the inverted L-shaped flap can be embedded in the top of the side wall to close the opening.