One-time treatment device suitable for solid-liquid mixed sewage of farm

The utility model discloses a one-time treatment device suitable for solid-liquid mixed sewage of a farm. Wastewater tank, a filter plate is fixedly mounted on the inner wall of the wastewater tank; the lower part of the crushing box is fixedly connected with a fermentation tank through a guide pipe; wherein an anaerobic treatment tank is fixedly mounted at the lower end of the wastewater tank through a guide pipe, an aerobic treatment tank is fixedly mounted on one side of the anaerobic treatment tank through a guide pipe, a disinfection tank is fixedly connected to one side of the aerobic treatment tank through a guide pipe, and a sludge pump is fixedly connected to one side of the fermentation tank through a guide pipe. The device adopts a solid-liquid separation sewage treatment mode;solid pollutants are crushed and then enter the fermentation tank, sewage is purified and disinfected to reach the discharge standard, sludge and impurities precipitated in the sewage purification process enter the fermentati