Separation device for gas-liquid separation of refrigerant for quick-freezing and cold-storage of foods

The utility model discloses a separating device for gas-liquid separation of a refrigerant for quick-freezing and cold-storage of foods. The utility model relates to the field of refrigerant gas-liquid separation. The gas-liquid separator comprises a gas-liquid separator shell, a heat exchange coil pipe, a U-shaped bent pipe and a refrigerant return gas inlet, the refrigerant return gas inlet is positioned on the left side of the gas-liquid separator shell; the right end of the refrigerant return gas inlet penetrates through the gas-liquid separator shell and extends into the separator shell;the U-shaped bent pipe is positioned in the gas-liquid separator shell; the upper end of the left side of the U-shaped bent pipe penetrates through the gas-liquid separator shell and is provided witha refrigerant gas return outlet, a refrigerant steam outlet is formed in the upper end of the right side of the U-shaped bent pipe, a permanent magnet is fixed to the bottom end of the interior of thegas-liquid separator shell