Organic fertilizer deep applicator

The invention relates to the technical field of agricultural instruments, in particular to an organic fertilizer deep applicator. The organic fertilizer deep applicator comprises a fertilizer box which is fixed to a large frame, a fertilization furrow opener is connected to the lower portion of the front end of the large frame, a fertilizer receiving hopper is mounted on the large frame above thefertilization furrow opener, and the two ends of the fertilizer receiving hopper are connected with a tensioning bearing seat; a driven shaft is installed on the tensioning bearing seat, a driving shaft and the driven shaft are connected through a chain type conveying belt, the chain type conveying belt horizontally passes through the bottom of the fertilizer box, and a scraper blade which is perpendicular to the surface of the chain type conveying belt and fixedly arranged is further fixed to the chain type conveying belt. The driving shaft is driven through walking of a land wheel, so that the chain type conveying b