Cable splitter for cable hoisting system

The invention relates to the technical field of cable separators, in particular to a cable separator for a cable hoisting system, which comprises a bearing cable double-layer wheel set, a traction cable double-layer wheel set and a hoisting cable double-layer wheel set, each wheel set comprises a plurality of change gear units which are horizontally distributed in parallel, and the change gear units in at least the same wheel set have the same size; the hanging wheel unit comprises a pressing wheel and a supporting wheel which are correspondingly arranged up and down, annular grooves are formed in the surfaces of the pressing wheel and the supporting wheel, and the grooves of the pressing wheel and the supporting wheel are correspondingly arranged to jointly form a limiting space for a cable; and the frame is used for fixing the shaft bodies of the change gear units. The cable separating device is applied to a cable hoisting system, the bearing cables led out through the bearing pulleys with different heights