Concentration tank for filling tailings

The utility model discloses a concentration tank for tailing filling, which belongs to the technical field of tailing filling and comprises a concentration tank body, the bottom of the concentration tank body is fixedly connected with a mud guide cylinder, a mud guide groove is arranged in the mud guide cylinder, an inner cavity of the mud guide groove is rotatably connected with a spiral conveying rod, and the spiral conveying rod is connected with a screw. And the bottom of one end of the sludge guide cylinder is fixedly connected with a sludge discharge cylinder. According to the utility model, the first motor is used for driving the spiral conveying rod to rotate, the second motor is used for driving the rotating rod, the triangular blocking plate and the triangular scraping plate to rotate, the leakage groove is exposed along with the rotation of the triangular blocking plate, and the triangular blocking plate pushes tailing mud at the bottom of the inner cavity of the concentration tank body into inner