Single-flange packaging box

The utility model provides a single-flange packaging box which comprises an outer box body, an inner packaging piece and an independent supporting piece, the inner packaging piece and the independentsupporting piece are arranged in the outer box body, and the independent supporting piece is located at the top of the inner packaging piece. The utility model discloses a single-flange packaging boxmanufactured by utilizing the technical scheme. Flange accessories are packaged through the inner packaging piece, flanges are packaged through the independent supporting pieces, finally, single-flange objects are packaged in an overall packaging mode through the outer box body, the structure is stable, the shockproof performance and the anti-pressing performance are extremely good, and the advantages of saving materials on the whole, and being small in size and light in weight are achieved while the transportation safety is guaranteed. 本实用新型提供一种单法兰包装箱，包括外部箱体、内部包装件和独立支撑件，所述内部包装件和独立支撑件设置于外部箱体内，所述独立支撑件位于内部包装件顶部；利用本实用新型技术