CO2 energy-saving recovery device

The utility model relates to the technical field of CO2 recovery, and particularly discloses a CO2 energy-saving recovery device, which comprises a mixing cooler, a gas-liquid separator, a gas-liquid separator, a gas-liquid separator, a gas-liquid separator and a gas-liquid separator, the air cooler is used for carrying out air cooling on CO2, and the air cooler is communicated with the feeding end or the discharging end of the mixing cooler; the refrigerating unit is used for preparing a refrigerant and is communicated with a heat exchanger for cooling the CO2 cooled by the mixing cooler and the air cooler; the throttling valve is arranged at the discharging end of the heat exchanger and is communicated with a CO2 storage tank, and the problems that in a traditional CO2 recovery system, CO2 is cooled and liquefied in a segmented mode through a refrigerating unit, and consequently the CO2 recovery process is high in cost and large in energy consumption are solved. 本实用新型涉及CO2回收技术领域，具体公开了一种CO2节能回收装置，包括：混合冷却器，用于