Composting device of reactor for aerobic fermentation

The utility model discloses a composting device of a reactor for aerobic fermentation, which comprises a fermenting system and a gas collecting and treating system. The fermenting system consists of a fermenting pond and a gas collecting pond, wherein a padding layer and a stainless steel screen are arranged at the bottom of the fermenting pond; gas-guide tubes are evenly distributed in the middle of the fermenting pond; and the bottom end of the gas-guide tubes penetrates through the padding layer to be fixed on the stainless steel screen. The gas collecting and treating system consists of a gas collecting pond and a gas treating system. The gas collecting pond is arranged below the fermenting pond and is tightly connected with the fermenting pond, and the gas treating system consists of a gas pump and an ammonia absorbing jar. The composting device is simple in structure, the temperature of a compost body can be effectively kept when the composting device is used for the aerobic fermentation, a composting process is less influenced by the outside low air temperature, the anniversary production can be performed, the foul smell generated by composting is preferably collected, and the ammonia generated by composting is effectively collected and utilized.