Novel combined steel wire raceway CT machine bearing

The utility model belongs to the technical field of medical CT (Computed Tomography) machine equipment, and particularly relates to a novel combined steel wire raceway CT machine bearing. A novel combined steel wire raceway CT machine bearing comprises an inner ring, an outer ring set is arranged outside the inner ring, a bearing retaining mechanism is arranged between the inner ring and the outer ring set, the outer ring set comprises an outer upper ring and an outer lower ring which are sequentially connected from top to bottom, and the bearing retaining mechanism comprises an upper retainer arranged corresponding to the outer upper ring and a lower retainer arranged corresponding to the outer lower ring. An upper steel ball is arranged in the upper retainer and connected with an upper outer steel wire towards the outer upper ring, and a lower steel ball is arranged in the lower retainer and connected with a lower outer steel wire towards the outer lower ring. Through the structural design, collision betwee