Mud scraper for sedimentation tank

The utility model provides a mud scraper of a sedimentation tank, which relates to the technical field of mud scrapers and comprises an outer tank body of the sedimentation tank, an inner tank body of the sedimentation tank and a first motor, a sedimentation tank inner tank body is arranged in the sedimentation tank outer tank body in a sleeved mode, a lower sedimentation tank is arranged at the lower end of the sedimentation tank inner tank body, a top plate is erected between the left side and the right side of an upper end opening of the sedimentation tank inner tank body, a first motor is installed on the top plate, and an outer scraper is erected on the sedimentation tank outer tank body; a water outlet pipe opening is formed in the left lower part of the outer tank body of the sedimentation tank, an upper filter screen is arranged on the inner tank body of the sedimentation tank, and the inner tank body of the sedimentation tank is communicated with the lower sedimentation tank. According to the sedimen