The utility model relates to a cyclone circulating flash device used for the flash and de-fishiness procedure in the process flow for producing the bean milk, comprising a flash tank 1, a circulating pump 2 and a suction blower 3, wherein, a cone-shaped umbrella 4 is arranged at the upper part in the flash tank, the inlet of the circulating pump is connected with the bottom of the flash tank 1, and the outlet is communicated with a flat-shaped nozzle 5. The utility model has the advantages of simple structure, small volume and low cost, a plurality of flash tanks with multiple stages in the prior art can be replaced by one flash tank, the slurry can be recycled and be flashed in the flash tank, and the circulating pump has small power and the fishiness of the slurry can be removed thoroughly.