The utility model discloses a thermal generator set tower boiler lifting machine arrangement structure, including the tower crane of being responsible for installation of the main and secondary steelframe of boiler and main girder hoist and mount I, tower crane II, the one side that is close to the stokehold in boiler furnace is arranged to tower crane I, tower crane II is arranged outside the boiler stove, lies in furnace rear one side, and installation of the main and secondary steelframe of boiler and main girder's hoist and mount are accomplished in II cooperations on tower crane I and thetower crane, and the boiler right side is reserved tower crane III and is arranged the position, and tower crane III is used for installing the hoist and mount work of all the other equipment of boiler, and tower crane I utilizes tower crane II to dismantle the back, moves and adorns to III positions on the tower crane, forms tower crane III, the utility model discloses a machinery arrangement structure, a large amount of machanical cost usefulness have been saved in addition to the defect of having avoided the hoist and mount of big beam slab or the large -scale parts of other eminences to use crawler crane, have practiced thrift construction cost.