Water and fertilizer integrated irrigation device

The utility model provides a water and fertilizer integrated irrigation device. The device comprises a water supply mechanism, an irrigation mechanism and a fertilizer supply mechanism, the water supply mechanism comprises a soft water cellar and a submersible pump arranged in the soft water cellar; a water supply pipeline is arranged on the submersible pump; the irrigation mechanism comprises a main pipeline, a branch pipeline, a capillary pipe and a permeation pipeline which are connected in sequence; the fertilizer supply mechanism comprises a water conveying pipe connected to the water supply pipeline, a fertilizer applying barrel connected with the water conveying pipe, and a fertilizer applicator; irrigation and fertilization can be carried out at the same time, the labor time and labor intensity of orchard workers are reduced, the working efficiency of the orchard workers is improved, fertilization is carried out through water pressure, the fertilization efficiency is improved,the irrigation pipeline i