Double cooled draft beer machine

A double cooled draft beer machine, comprising:

• a cabinet;
• a refrigeration circuit inside the cabinet, the refrigeration circuit including a compressor, a condenser, and an evaporator;
• a cold storage chamber inside the cabinet, the cold storage chamber capable of holding a cask, and the evaporator capable of refrigerating the cold storage chamber;
• a beer pipe arranged inside the cabinet;
• a beer tap fixed to an outside of the cabinet;
• an outer end of the beer pipe is connected to the beer tap;
• an inner end of the beer pipe capable of connecting to the cask;
• and
• a refrigeration tube inside the cold storage chamber;
• wherein the refrigeration tube is connected to the refrigeration circuit and is in parallel with the evaporator;
• wherein the refrigeration tube and the beer pipe are wound into a quick cooler of a round or an elliptic cylindrical shape;
• and
• wherein the quick cooler comprises at least one mixing layer of a round or elliptic helical cylinder shape formed by winding the refrigeration tube and the beer pipe in an abreast and helical manner, each of the at least one mixing layer is helical, each turn of the wound refrigeration tube between two turns of the wound beer pipe is abutted and adhered to the two turns of the wound beer pipe in each of the at least one mixing layer.