Combined screwdriver with storage structure

A combined screwdriver with storage structure, the combined screwdriver comprising:

• a handle, comprising a cavity, a working end, and a storage end, wherein the working end and the storage end are located on opposite sides of the cavity;
• a rod, arranged in the cavity, one end of the rod configured to connect to the handle, and an end surface of the other end of the rod formed a screw hole;
• a storage assembly, housed in the cavity, the storage assembly comprising a storage seat and a stopper seat combined with one end of the storage seat, the stopper seat and the storage seat configured to jointly sleeve on the rod, the storage seat comprising a sleeve and a plurality of elastic clips connected to the sleeve, and the sleeve configured to move out of the cavity relative to the rod;
• an abutting piece, fixed on the rod, and the abutting piece comprising a bottom plate connecting a plurality of elastic pieces, one end of each elastic piece configured to elastically abut against an inner surface of the sleeve;
• a screw, the abutting piece configured to be fixed on the end surface of the rod by the screw passing through a through hole of the bottom plate;
• and
• a cap, configured to detachably combine on the storage end, and configured to cover the cavity,
• wherein the stopper seat comprises a plurality of concentric ring pieces with different diameters, the plurality of concentric ring pieces are arranged in order of diameters and connected at bottom edges thereof to form a stepped outer edge, and a stepped part is correspondingly formed on a bottom surface of cavity close to the working end;
• wherein the sleeve comprises a convex ring, and a concave groove is formed on an inner surface of the stopper seat, the concave groove and the convex ring are configured to buckle with each other so that the stopper seat is combined with the sleeve.