Water-fertilizer-pesticide integrated device for facility

The utility model discloses a water-fertilizer-pesticide integrated device for facilities, and belongs to the technical field of agricultural irrigation devices. A water-fertilizer-pesticide integrated device for facilities comprises a reservoir, a liquid storage tank and a water pipe, the water pipe is used for supplementing water into the reservoir, the liquid storage tank is arranged beside the reservoir, and the water-fertilizer-pesticide integrated device further comprises a metal filter cartridge connected into the reservoir; the filter plate I is fixedly connected into the metal filter cartridge, and small filter holes are formed in the filter plate I; the filter plate II is fixedly connected into the metal filter cartridge, and a middle filter hole is formed in the filter plate II; the filter plate III is fixedly connected into the metal filter cylinder, large filter holes are formed in the filter plate III, and the filter plate I, the filter plate II and the filter plate III are sequentially mounted