Distributed CO2 geological storage system utilizing waste mine

The utility model discloses a distributed CO2 geological storage system utilizing a waste mine, and relates to the field of distributed CO2 geological storage. The system comprises a CO2 trapping treatment system and a sealing system, and the CO2 trapping treatment system is structurally characterized in that a CO2 inlet is connected with a compressor, an outlet of the compressor is connected with a CO2 purification tower through a pipeline, and a heater is adopted to provide heat for regeneration of an adsorbent; a gas outlet of the CO2 purification tower is connected with a CO2 cold box pipeline, an outlet of the CO2 cold box is connected to a CO2 storage tank, and the outlet of the CO2 cold box is communicated with a roadway of the waste mine through a CO2 roadway injection pipeline and a booster pump; the storage system is a roadway for geological storage of CO2, rock stratums on the two sides of the roadway, a roadway rock wall sealing layer and screen pipe grids laid in the roadway are arranged on the l