Center drive mud sucker and scraper capable of clearing floating objects

The invention discloses a center drive mud sucker and scraper capable of clearing floating objects. The center drive mud sucker and scraper comprises a reservoir and a beam, wherein the beam is positioned at the top of the reservoir; the left side of the top of the beam is fixedly connected with a power box; the left side at the bottom of an inner cavity of the power box is fixedly connected witha motor; and the output end of the motor is fixedly connected with a worm. By matching the reservoir, the beam, the power box, the motor, the worm, a blow-off tank, a blow-off pipe, a transmission column, a worm wheel, a fixing plate, a positioning plate, a blow-off wheel, a mud scraping wheel, a cylinder, a positioning groove and a collecting tank, the problems that the conventional center drivemud sucker and scraper is only capable of clearing settled dirt at the bottom of the water tank and cannot clear floating garbage on the water surface can be solved. The center drive mud sucker and scraper disclosed by the inv