Folding bed

The utility model relates to a folding bed, including bed board, footpost, footpost bracing piece, hinge, pin, the bed board is formed through hinge connection by a plurality of cuboid pieces, and the footpost is fixed in the bottom surface four corners of bed board department, the footpost bracing piece is fixed on the footpost through the pin. The utility model discloses the footpost can be dismantled, and the shape of suitcase can be folded into to the bed board, can remove, can the storing. If during not as folding bed or storage tank use, also can pull down the bed board on the hinge and deposit in order to save space. This just uses the condition of having created for folding bed can regard as the storage tank again on the basis that possesses conventional bed accessory function.