Livestock and poultry sewage treatment device

The invention belongs to the technical field of sewage treatment, and particularly relates to a livestock and poultry sewage treatment device which comprises a bottom plate, a vertical plate is fixedly arranged at the right end of the upper side wall of the bottom plate, a filter box is fixedly arranged at the upper end of the left side wall of the vertical plate, and mounting blocks are fixedly arranged on the front side wall and the rear side wall of the filter box. Electric push rods are fixedly arranged on the upper side walls of the two mounting blocks, and rotating mechanisms are fixedly arranged at the lower ends of the two electric push rods, after sewage is filtered through a filter plate and a filter screen for a long time, if a large amount of excrement is accumulated at the upper end of the filter screen, the filter plate can be directly moved downwards and rotated, and the sewage is filtered through the filter plate and the filter screen; the spray head is used for spraying water from the upper e