Water pump cable for deep water pump

The utility model relates to the technical field of deep water pumps, and discloses a water pump cable for a deep water pump, which comprises a plurality of cable cores, an insulating layer coated outside the cable cores and a sheath arranged outside the insulating layer, all the cable cores are uniformly distributed around the axis of the sheath, the outer sheath comprises an isolating layer, an armor layer and a wear-resistant layer, the isolating layer is wound outside the insulating layer, and the armor layer is wound outside the wear-resistant layer. A gap is formed between the isolating layer and the insulating layer and is filled with a flame-retardant layer; the isolating layer is coated with the armor layer, the armor layer comprises a plurality of supporting rings which are uniformly distributed along the axial lead of the sheath, and a steel wire mesh which is arranged in an interlaced manner is fixed between every two adjacent supporting rings; the wear-resistant layer wraps the armor layer, and a