Paper file storage inner frame

The utility model discloses a paper archive storage inner frame, and relates to the field of paper archive storage, the paper archive storage inner frame comprises a main body, a clamping mechanism and a labor-saving mechanism, the main body comprises a bottom plate, the top end of the bottom plate is connected with a connecting frame, and the top end of the connecting frame is connected with a top plate; the clamping mechanism comprises a sliding groove located in the top end of the bottom plate, a clamping plate is connected to the inner wall of the sliding groove, a first limiting groove is formed in the outer wall of the connecting frame, a fixing column is connected to the bottom end of the top plate, and a movable block is connected to the outer wall of the fixing column. By arranging the clamping mechanism and downwards displacing the movable block, a paper file is placed between the two clamping plates, the movable block is loosened, the movable block displaces under the action of the elastic force of