Feed hopper capable of preventing feed from arching

The utility model discloses a feed hopper capable of preventing feed from arching, and relates to the related technical field of livestock breeding. The crusher comprises a mounting seat, a hopper sealing cover, a blanking hopper, a main charging barrel and a crushing shaft, the hopper sealing cover is fixed above the mounting seat, the blanking hopper is fixed below the mounting seat, and the crushing shaft is rotatably connected in the blanking hopper; crushing toothed plates are fixed to the peripheral side of the crushing shaft in an annular array mode, reinforcing ribs are arranged on the center lines of the upper and lower end faces of the crushing toothed plates, and crushing grooves are formed in the surfaces of the sides, away from the crushing shaft, of the crushing toothed plates at equal intervals; the upper end of the hopper sealing cover is in through connection with a main material cylinder, and the peripheral side of the main material cylinder is symmetrically in through connection with auxili