Conjoined folding chessboard box

The utility model relates to a siamesed folding chessboard box, which is made of the sheet iron plate. The utility model includes chessboard bodies, a connecting backboard, a connecting pallet pin, wherein, the two chessboard body are arranged on the two ends of the connecting backboard through the connecting pallet pin; the connecting end of the chessboard body is arranged with a plug jack of the connecting pallet pin which is folded outward and is interval-arranged; a lug boss which is folded inward is arranged on the upper end of the side of the chessboard body; the connecting end of the two edges of the connecting backboard and the chessboard body is correspondingly arranged the connecting plug jack which is folded and interval-arranged; a handle and a buckle are arranged on the side of the chessboard body. As the utility model is arranged with a lug boss that is folded inward, when the chessboard is inclined, chessmen can not slide down easily. The utility model has the advantages of light box body, thin