Industrial sewage treatment tank for precipitating impurities through inclined tube

The utility model discloses an industrial sewage treatment tank for precipitating impurities through an inclined tube, which comprises a treatment tank body, a rotating rod is connected inside the treatment tank body, stirring blades are fixedly connected on the surface of the rotating rod, one end of the rotating rod penetrates through the treatment tank body and then is connected with a motor, and a driving gear is sleeved at one end of the rotating rod. The surface of the driving gear is meshed with a driven gear; separated industrial sewage passes through the first filter screen, so that the industrial sewage is filtered by the first filter screen, and the industrial sewage with precipitated impurities is treated; a brush at the bottom of a limiting block can clean the surface of a first filter screen, so that precipitated impurities are collected into a collecting box, the first filter screen can be cleaned, and later industrial sewage can be conveniently filtered again; and the second filter screen can