Soil and fertilizer mixed hole fertilization device for agricultural planting

The utility model discloses a soil and fertilizer mixed hole fertilization device for agricultural planting, which comprises a fertilizer feeding pipe, a helical blade is arranged on the outer wall of one side of the fertilizer feeding pipe, a support rod is arranged on the outer wall of one side of the fertilizer feeding pipe close to the lower part of the helical blade, and a scraper knife is arranged at one end of the support rod far away from the fertilizer feeding pipe. A blade is arranged on the outer wall of one side of the scraper knife, a fixed disc is fixedly connected to the top end of the fertilizer feeding pipe through a bolt, and a motor is fixedly connected to the center of the top of the fixed disc through a bolt. According to the soil and fertilizer mixed hole fertilization device for agricultural planting, through mutual cooperation of a scraper knife and a spiral blade, soil at the bottom of a soil hole can be shoveled, so that the effect of loosening the soil is achieved, the soil and fert