The invention discloses a sleeve shaft type stirring mud scraper. The stirring mud scraper is arranged in a clarification tank and comprises a driving device and a mud scraping device and a stirring device connected with the driving device, wherein the driving device is a central driving mechanism, the central driving mechanism comprises a mud scraping speed reducer, a stirring speed reducer and a speed reducer box, the speed reducer box comprises a transmission pinion in the speed reducer box and a driven rack wheel in engaged transmission with the transmission pinion, the speed reducer box is arranged to be provided with an upper-layer chamber and a lower-layer chamber, mutually engaged pinions and rack wheels are arranged in the upper-layer chamber and the lower-layer chamber, output shafts of the mud scraping speed reducer and the stirring speed reducer are connected with holes in the pinions in the upper-layer chamber and lower-layer chamber after penetrating through holes formed in the speed reducer box, the centers of the driven rack wheels in the upper-layer chamber and the lower-layers chamber are respectively connected with transmission shafts through sleeve shafts, the transmission shaft on the driven rack wheel of the upper-layer chamber is coaxially sleeved in the transmission shaft on the driven rack wheel of the lower-layer chamber, the two transmission shafts are respectively connected with the mud scraping device and the stirring device after penetrating through a central axle hole formed in the bottom end of the speed reducer box, the structure of the driving device is greatly simplified and the occupation area is reduced.