The utility model relates to a device used for carrying through dewatering treatment on the water adhered on the surface layer of particle materials during the farm and sideline product processing. The utility model relates to a high-speed continuous centrifugal drier, comprising an upper frame, a motor, an external cylinder body, an internal cylinder body and a conical dewatering cylinder. The upper frame is provided with the motor and the middle part of the upper frame is fixedly provided with a positive speed gearbox. A conveying belt is arranged between the output end of the motor and the input end of the positive speed gearbox. The external cylinder body and the internal cylinder body are fixedly arranged on the upper frame. A material leading cavity is formed between the external cylinder body and the internal cylinder body. A rotary cylinder mounting seat is arranged in the inner cylinder body. The rotary cylinder mounting seat is fixedly arranged on a flange of the positive speed gearbox. While the bottom part of the conical dewatering cylinder is fixedly arranged on the rotary cylinder mounting seat. The upper end of the conical dewatering cylinder can shut out the upper end of the internal cylinder body. The utility model has the advantages of reasonable and compact structure, convenient operation, highly effective dewatering, low consumption, energy saving and high working efficiency. The utility model can form scale production of manufacturing line.