Integrated distributed domestic sewage treatment device

The utility model discloses an integrated distributed domestic sewage treatment device which comprises a box body, a water inlet pipe is arranged at the top of the box body, and an aerobic filler area, a sludge collection area and an MBBR (moving bed biofilm reactor) denitrification area are sequentially arranged in the box body from top to bottom; hanging packing is arranged in the aerobic packing area, and air holes are formed in the side wall, corresponding to the aerobic packing area, of the box body; an overflow weir is arranged in the sludge collecting area and is positioned below the suspended filler; suspended filler is arranged in the MBBR denitrification area, and a water outlet pipe is arranged on the side wall, corresponding to the MBBR denitrification area, of the box body. According to the utility model, oxygenation is realized by utilizing a sewage gravity falling process through the aerobic packing area, an aeration device is not needed, the operation cost is reduced, the reaction process is s