Abstract: A seal cover for sealing a filling tube of a container, includes a cover wall and a cover plate. An outer wall of the filling tube is provided with external threads; the seal cover includes an inner cover body and an outer cover body; the cover wall encloses a barrel structure, with one end sealed by the cover plate, and the other end being an open end; an inner surface of the cover wall is provided with internal threads matched with the external threads of the filling tube; a boss is formed on an end face of the open end of the inner cover body; the filling tube is provided with a wedge block; the external threads of the filling tube and the internal threads of the inner cover body are screwed with each other.

Abstract: A container lid includes a lid for sealing a filling tube connected to an external environment. A bottom end of the lid is provided with a hollow inner cavity, and an inner side wall of the hollow inner cavity is provided with a thread. An upper end of the lid is provided with at least two sliding grooves. The present invention can be used for sealing container filling tubes. Moreover, the lids of the present invention can be assembled to form any combined shapes, thereby reducing garbage pollution and promoting environmental protection.

Abstract: A container lid includes a lid for sealing a filling tube connected to an external environment. A bottom end of the lid is provided with a hollow inner cavity, and an inner side wall of the hollow inner cavity is provided with a thread. An upper end of the lid is provided with at least two sliding grooves. The present invention can be used for sealing container filling tubes. Moreover, the lids of the present invention can be assembled to form any combined shapes, thereby reducing garbage pollution and promoting environmental protection.

Abstract: A seal cover for sealing a filling tube of a container, includes a cover wall and a cover plate. An outer wall of the filling tube is provided with external threads; the seal cover includes an inner cover body and an outer cover body; the cover wall encloses a barrel structure, with one end sealed by the cover plate, and the other end being an open end; an inner surface of the cover wall is provided with internal threads matched with the external threads of the filling tube; a boss is formed on an end face of the open end of the inner cover body; the filling tube is provided with a wedge block; the external threads of the filling tube and the internal threads of the inner cover body are screwed with each other.