Ultrasonic reflux extraction device

The utility model discloses an ultrasonic reflux extraction device which comprises an ultrasonic water bath for generating ultrasonic oscillation; the first water temperature controller is connected with the ultrasonic water bath device and is used for controlling the water flow temperature in the ultrasonic water bath device; the extraction bottle is arranged in the ultrasonic water bath and is provided with an opening; the condensation pipe is connected with the extraction bottle, the condensation pipe comprises a water inlet and a water outlet, and an inner pipe communicated with the extraction bottle is arranged in the condensation pipe; the second water temperature controller is connected with the condensation pipe, and the second water temperature controller controls the temperature of the cooling liquid in the condensation pipe; the second water temperature controller controls water flow to enter from the water inlet, and after the inner pipe is cooled, the water flow flows back to the second water tem