Dismounting structure of hook head wedge key

The utility model discloses a dismounting structure of a hook head wedge key, and relates to the technical field of mechanical transmission. The dismounting structure comprises three sections of vertical middle shafts, gears arranged on the three sections of middle shafts in a sleeving mode, and hook head wedge keys embedded into vertical key grooves of the three sections of middle shafts. The structure comprises a Z-shaped force transmission piece and a jack, a second hook head of the force transmission piece is located below a first hook head of a hook head wedge key, a force transmission rod of the force transmission piece is vertically arranged, the jack is arranged below a third hook head of the force transmission piece, and the jack is arranged on a gear. Compared with the prior art,the dismounting structure of the hook head wedge key has the advantages that the structure is simple, operation is easy and convenient, maintenance is convenient, and maintenance efficiency is improved; gas cutting disassemb