Irrigation device for vertical greening

The irrigation device comprises an irrigation vehicle, the upper side of the irrigation vehicle is fixedly connected with a box body, a water tank is fixedly connected in the box body, one side of the irrigation vehicle is fixedly connected with a supporting seat, the supporting seat is slidably connected with a sliding seat, the upper side of the sliding seat is fixedly connected with a telescopic rod, and the upper end of the telescopic rod is fixedly connected with a water supply pipe which is in a step shape; a hose is fixedly connected between the water inlet pipe and the water tank; the side face of the circular ring is fixedly connected with an inclined pipe, water spraying holes are formed in the upper side of the inclined pipe, and the inclined pipe is communicated with the inner circle side wall of the circular ring. Water is sprayed through the discharging holes for irrigation, the discharging holes spray water to the right side of the box body, the irrigation water permeates into the soil body and