Device and method for quickly dispersing medicament

The invention discloses a device and a method for quickly dispersing medicaments; the inlet end of a main pipeline is a high-pressure air connection port or a water connection port, and a medicament adding pipe is arranged on the main pipeline below the inlet end; the main pipe is provided with at least two fixing flanges connected with the side wall of flotation equipment; the lower end of the main pipeline is sequentially connected with a flow field coarse regulating pipe and a flow field fine regulating pipe to form an integral pipeline with two bending in the same direction, a medicine outlet nozzle is connected to the tail end of the flow field fine regulating pipe, the inclination direction of the flow field coarse regulating pipe on the main pipeline is consistent with the ore pulpflow direction at the bottom of the flotation equipment, and the inclination direction of the flow field fine regulating pipe on the flow field coarse regulating pipe is consistent with ore pulp flowdirection in the area wher