Flat-bottom thickener

The invention discloses a flat-bottom thickener, and belongs to the technical field of thickeners. The thickener comprises an open flat-bottom pool body, an overflow port is formed in a pool body portof the flat-bottom pool body, a bridge frame is arranged above the flat-bottom pool body, a control system and a driving system are arranged on the bridge frame; the thickener also comprises a rotating shaft, one end of the rotating shaft is connected with the driving system, the other end of the rotating shaft is connected with a rake frame and extends into the flat-bottom pool body, a rake is arranged on the rake frame; a feeding pipe and a flocculating agent inlet pipe are mounted on the bridge frame, inlets of the feeding pipe and the flocculating agent inlet pipe are positioned on the bridge frame, the outlet of the feeding pipe extends into the flat-bottom tank body; a turbulent flow cylinder is fixedly mounted below the bridge frame, the turbulent flow cylinder is located in the flat-bottom pool body, the