Dung scraper and backflushing water pump linkage device

The utility model discloses a linkage device of a manure scraper and a backflushing water pump, and relates to the field of electromechanical-hydraulic linkage devices. The excrement scraper and backflushing water pump linkage device comprises a moving roller, the moving roller is rotationally installed on the bottom face of a supporting bottom plate, an inclined supporting plate is welded to the end face of the left side of the supporting bottom plate, a pushing device is rotationally installed on the top face of the inclined supporting plate, a rear communicating device is arranged at the front end of the pushing device, and a side communicating device is fixedly installed on the end face of the other side of the rear communicating device; a sealing cover is installed at the front end of the side through device in a threaded mode and installed on the rear side end face of a sealing pipe, a front end cover is installed on the front side end face of the sealing pipe in a contact mode, a drainage plug is insta