The utility model discloses a solid-liquid fluidization continuous reaction device, which comprises a fluidization reactor, a charging system, a liquid dispensing system, a circulating system and a discharging system. The fluidization reactor is provided with a solid material inlet, a solid material outlet and a liquid overflow port, wherein the fluidization reactor comprises a liquid inlet section, a conical section, a reaction section, an enlargement section and a sedimentation section. The device has the advantages of high efficiency, simple operation, fast reaction speed, small floor area, reduced investment, etc.