Cold storage device, cold storage cabinet and cold fresh transport vehicle thereof

The utility model discloses a cold storage device, a cold storage cabinet and a chilled fresh transport vehicle, and belongs to the technical field of cold storage devices, the cold storage device comprises a plurality of cold storage pipelines which are distributed side by side, the two ends of each cold storage pipeline are closed, and every two adjacent cold storage pipelines form a group; a refrigerant pipeline extends along an inner cavity of the cold accumulation pipeline, the inner cavity of the cold accumulation pipeline is filled with cold accumulation liquid, and a refrigerant circulates in the refrigerant pipeline; two ends of the cold storage pipeline are respectively a communicating end and an inlet-outlet end; two communicating pipelines are arranged at the communicating ends of the two cold accumulation pipelines in the same group, and are used for communicating inner cavities of the cold accumulation pipelines with the refrigerant pipelines respectively; a cold accumulation liquid inlet and ou