Intelligent spraying device based on unmanned aerial vehicle

The invention discloses an intelligent spraying device based on an unmanned aerial vehicle. The device comprises an unmanned aerial vehicle component and a spraying component, the unmanned aerial vehicle component comprises a base and two or more driving components, the two or more flying components are evenly fixed to the outer side of the base, and the spraying component is arranged on the base. A top plate, a spraying disc and a stirring paddle can be driven by using a single motor, pesticide liquid in a spraying box is extruded towards the spraying disc, power is provided for the sprayed pesticide liquid, the rotating spraying disc provides centrifugal force for the sprayed pesticide liquid, the pesticide liquid is sprayed to the periphery of the unmanned aerial vehicle, the spraying coverage is expanded, and the spraying efficiency is improved. The top plate drives the stirring paddle to rotate in the descending process to stir the liquid medicine in the spraying box, so that the liquid medicine is fully