The utility model discloses a raspberry ketone reaction device. The device at least comprises a reaction kettle I and a micro-channel reactor, the micro-channel reactor comprises a shell and a spiralmicro-channel arranged in the shell, one end of the shell is an outlet, the other end of the shell is an inlet, a mixer is arranged between the reaction kettle I and the micro-channel reactor, and a feeding pipe is arranged on the mixer I; the device comprises a first reaction kettle and a second reaction kettle, a feeding port and a post-treatment reaction kettle are arranged on a kettle cover ofthe second reaction kettle, a second mixer and a pipeline reactor are sequentially arranged between the post-treatment reaction kettle and the reaction kettle, the pipeline reactor comprises a shelland an inner pipe, a transmission shaft is arranged in the longitudinal direction of the inner pipe, and a plurality of stirring paddles are arranged on the transmission shaft. The method has the beneficial effects of good continuous reaction stability, simplicity and convenience in operation, short production period, simple production process, less pollution, low energy consumption and the like,and is suitable for industrial production.