A hinge structure is provided. The hinge structure includes a fixing base, a pivot unit and a supporting element. The pivot unit includes a shaft, wherein the shaft passes through the fixing base, and the shaft is moved in a predetermined direction between a first shaft position and a second shaft position relative to the fixing base, and the predetermined direction is perpendicular to an extending direction of the shaft. The supporting element includes a first connection portion and a second connection portion, wherein the first connection portion and the second connection portion are respectively located at two ends of the supporting element, and the second connection portion pivots on the shaft.