Novel sludge reduction integrated sewage treatment device

The utility model discloses a novel sludge reduction integrated sewage treatment device, which relates to the technical field of sewage treatment, and comprises an integrated sewage treatment tank, an MBR (Membrane Bioreactor) membrane backflushing component is mounted on the right side of the integrated sewage treatment tank; the AAO treatment system comprises an anaerobic tank, an anoxic tank, a first-stage aerobic tank, a second-stage aerobic tank and a third-stage aerobic tank, the anaerobic tank, the anoxic tank, the first-stage aerobic tank, the second-stage aerobic tank and the third-stage aerobic tank are sequentially arranged in the integrated sewage treatment tank from left to right, and the anaerobic tank, the anoxic tank, the first-stage aerobic tank, the second-stage aerobic tank and the third-stage aerobic tank are sequentially communicated; the sedimentation tank is arranged in the integrated sewage treatment tank, the sedimentation tank is located on the right side of the third-stage aerobic t