Cover-turning article-storing bicycle seat

The utility model provides a flip-open cover bicycle storage seating washer, and has the support function of ordinary seating washers and also the capability for storage of small objects. The structure of the utility model comprises an upper cover and a storage box, the upper cover is connected with the storage box at the lower part through a shaft pin arranged in the front and can rotate around the shaft pin, forming the open or closed form; the lower end of the storage box through bolts is fixed with the tripod of a bicycle; the upper cover and the rear of the storage box are provided with a lock head for locking the two. Thus, a storage box that can store small pieces of the objects forms under the seating washer of the bicycle and is used for storing raincoats, repair tools and others, and is convenient and practical.