Fermentation and crushing device for rural straw

The utility model is applicable to the field of straw crushing equipment, and provides a rural straw fermenting and crushing device which comprises a tank body, an obliquely arranged feeding pipeline is fixedly connected to the side face of the tank body, a discharging pipe is arranged at the bottom of the tank body, and a partition plate is fixedly connected to the interior of the tank body. A partition plate is arranged in the tank body, the interior of the tank body is divided into a crushing cavity and a material storage cavity by the partition plate, a plurality of material falling holes communicated with the material storage cavity are formed in the partition plate, two rotating shafts are rotationally connected to the top of the tank body, a plurality of first cutting knives are arranged on the two rotating shafts, and the first cutting knives on the two rotating shafts are distributed in a staggered mode. According to the straw crushing device, the primary cutting mechanism is arranged to primarily cu