Wearable roller shell structure of roller of magnetic separator

The utility model relates to a wearable roller shell structure of a roller of a magnetic separator, belonging to the technical field of rollers of magnetic separators, wherein the wearable roller shell structure of the roller of the magnetic separator is used for effectively increasing the service life of the roller body of the magnetic separator. According to the technical scheme provided by the utility model, the wearable roller shell structure of the roller of the magnetic separator is composed of an inner roller shell and an outer roller shell; the inner roller shell and the outer roller shell are cylinders; the inner diameter of the outer roller shell is more than the outer diameter of the inner roller shell; the outer roller shell wraps the inner roller shell; and the outer roller shell is fixedly connected with the inner roller shell. The wearable outer layer of the roller of the magnetic separator disclosed by the utility model is changed into the outer roller shell wrapping the inner roller shell and