Rotary liquid guiding device for supernate of alcohol precipitation tank

The utility model relates to the technical field of alcohol precipitation, in particular to an alcohol precipitation tank supernatant rotary liquid guide device which comprises an alcohol precipitation tank, a liquid guide pipe, a flow guide pipe, a communicating cylinder, a liquid outlet pipe and a driving device, a liquid outlet hole is formed in the lower portion of the right side of the alcohol precipitation tank, the flow guide pipe with the left end located in the alcohol precipitation tank is arranged in the liquid outlet hole, and the left end of the flow guide pipe is fixedly communicated with the liquid guide pipe. A communicating cylinder with the left end fixedly mounted together with the corresponding position of the outer side of the alcohol precipitation tank is arranged on the outer side of the right end of the flow guide pipe, the communicating cylinder is in a cylinder shape with a leftward opening, and a communicating cavity is formed in the right part of the communicating cylinder. The liq