Vacuum breaking heat exchange system for coal oil gas phase drying equipment

The utility model discloses a vacuum breaking heat exchange system for coal oil gas phase drying equipment, which comprises a vacuum drying component, an air supply pipeline, an air drying device and a cooling device, the vacuum drying component is provided with a cavity for accommodating a workpiece to be processed, the vacuum drying component is provided with an air inlet and an air outlet, the air inlet and the air outlet are communicated with the cavity, and the air supply pipeline is communicated with the air drying device. The air inlet is provided with a first valve, the air outlet is provided with a second valve, one end of the air supply pipeline is used for being externally connected with an air source, the other end of the air supply pipeline is connected with the first valve, the air drying device is arranged on the air supply pipeline and used for drying air flowing through the air supply pipeline, and the cooling device is arranged on the air supply pipeline. The cooling device can cool gas flow