Anti-blocking boot

The anti-blocking material boot comprises a box body (1) with an opening in the upper end, the box body comprises a pair of parallel vertical plates (11), a V-shaped material plate (12) is connected between the two vertical plates, a round-link chain (2) with plug discs (21) evenly distributed at intervals penetrates into the lower side of the interior of the box body, a chain wheel (3) is arranged in the box body, and the chain wheel is meshed with the round-link chain on the lower side. The chain wheel is connected with mounting plates (5) on the two sides through a rotating shaft (4), the upper end of each mounting plate is connected with an inclined panel (6), the lower end of each mounting plate is connected with a supporting plate (7), the inclined panels and the supporting plates are connected with the inner walls of the material plates on the corresponding sides, the inclined panels on the two sides, the vertical plates and the material plates form a funnel shape, the mounting plates on the two sides