Fermentation tank with crushing function

The utility model discloses a fermentation tank with a crushing function, which comprises a vertical tank body, the top of the tank body is provided with a feed port, the bottom of the tank body is provided with a discharge port, the fermentation tank also comprises a funnel fixed in the tank body, the open end of the funnel covers the feed port, and the bottom of the funnel is provided with a crushing mechanism; the crushing mechanism comprises a crushing barrel communicated with the bottom of the funnel, the funnel and the crushing barrel are obliquely arranged, leakage holes are formed in the side wall of the crushing barrel, the crushing barrel is the same in the vertical direction, crushing blades are arranged in the crushing barrel, and a waterproof motor used for driving the crushing blades is arranged below the crushing barrel through a fixing support. The crushing blades comprise a rotating shaft which is coaxial with the axis of the crushing barrel, a plurality of crushing cutters are arranged on th