Device for producing wet-process starch derivative

The utility model discloses a device for producing a wet-process starch derivative. The device comprises a dosing tank, a reaction kettle, a heat exchanger, a drying tank and a finished product tank which are communicated with one another, the dosing tank is respectively communicated with a medicine storage tank and a starch milk storage tank through a pipeline and a valve; a first stirring device is arranged in the reaction kettle and comprises a first stirring motor, a first stirring shaft connected with the first stirring motor and a first stirring rod arranged on the first stirring shaft; a plurality of auxiliary stirring rods inclining downwards are arranged at the bottom of the first stirring shaft, the adjacent auxiliary stirring rods are connected through stirring cross rods, turbulent flow holes are formed in the stirring cross rods, and cross-shaped turbulent flow frames are arranged in the turbulent flow holes; a plurality of baffle plates are also arranged on the inner wall of the reaction kettle.