Aeration device of parallel paddle vertical aerobic fermentation tank

• Main Authors: LI YANJIE, ZHANG LILEI, YU CHUNFANG, QU LILIANG, LYU SHUMEI
• Format: Patent
• Language: Chinese; English
• Published: 08.07.2022
• Subjects: CHEMISTRY; METALLURGY; TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

The utility model discloses a vertical aerobic fermentation tank aeration device with parallel blades, which comprises a main shaft, a plurality of layers of parallel blades are arranged on the main shaft, two layers of blades positioned at the lower part of the main shaft are provided with aeration devices, and the main shaft or the parallel blades are of hollow structures. The main shaft is driven by an external driving device to drive the parallel blades to rotate; the aeration device comprises a plurality of aeration holes or aeration strips which are arranged from sparse to dense along the direction from the main shaft to the tail ends of the blades of the parallel paddles, and a first protection structure for preventing the aeration holes or the aeration strips from being blocked is arranged at the upper parts of the aeration holes or the aeration strips; air is uniformly dispersed in materials through the aeration holes or the aeration strips arranged on the blades of the parallel paddles, and each pil