The utility model discloses a compound crystallizer of shaft casting and restoration device, relating to metallurgical technology field, which is composed of a helical tube Hydrocooling tank, a water cooled copper sheathing, an upper flange plate, a lower flange plate, and a graphite inner lining together. The helical tube hydrocooling tank is in nested and enchased connection with the water cooled copper sheathing, the upper end of the water cooled copper sheathing is welded with the upper flange plate, the lower end of the water cooled copper sheathing is welded with the lower flange plate; the water cooled copper sheathing is in nested connection with the graphite inner lining. The helical tube hydrocooling tank is helical tube shape, the water cooled copper sheathing is a double-deck rotundity sleeve barrel shape, the upper flange plate and the lower flange plate are flange plate shape, the graphite inner lining is a cylinder shape with an upper edge. The utility model is used to cool and concrete the liquid metal of the shaft casting and restoration device. The utility model has the advantages of simple structure, a plurality of specifications, convenient installation, disassembly and maintenance, and low cost; thus the utility model can be popularized in metallurgical industry.