| 摘要 |
The present invention relates to a draft beer cooler including a machine chamber provided with cooling device components such as a compressor, a condenser, and an expansion valve, a cooling chamber in which a refrigerant circulation line for fog-state refrigerant supply from the machine chamber is disposed in a coolant, and a draft beer outflow line disposed in the coolant stored in the cooling chamber, an inflow end being connected to a draft beer supply container and a discharge end being connected to a draft beer outflow cork, in which the inflow end and the discharge end of the draft beer outflow line protrude to an upper surface of a metallic body, a cooling unit that is formed to have a spiral shape is embedded in the metallic body, the metallic body is disposed on an upper surface of a base plate that is positioned on the refrigerant circulation line which is spirally disposed on a bottom side of the cooling chamber by a plurality of supporting legs which are supported by the bottom of the cooling chamber, and an underwater pump for the convection circulation of the coolant in the cooling chamber is disposed inside the central passage of the metallic body for active heat exchange between the metallic body disposed on the base plate and the coolant stored in the cooling chamber. |
