Field interplanting crop pesticide applying machine adopting air curtain protection

The utility model belongs to the technical field of pesticide applying devices, and discloses a field interplanting crop pesticide applying machine adopting air curtain protection, which comprises a bracket, a pesticide tank is arranged in the bracket, a pesticide pump is arranged at the bottom end of the side wall of the pesticide tank through a pipeline, and the pesticide outlet end of the pesticide pump is connected with a pesticide feeding pipe. The pesticide outlet end of the pesticide feeding pipe is connected with a pesticide spraying pipe with the two ends blocked, the pesticide feeding pipe is connected with the middle of the outer wall of the pesticide spraying pipe, and pesticide spraying nozzles are installed on the lower end face of the pesticide spraying pipe at equal intervals; according to the pesticide spraying device, the high-pressure air curtain is used for preventing pesticide from drifting to surrounding crops and protecting the crops, meanwhile, due to the fact that the absorption assem