| 摘要 |
A device for aeration of compost mass contains air duct with the discharge orifices, connected to the source of compressed air and equipped with the screw nozzle, attached with the help of transmission shaft to the electric motor. The transmission shaft and the electric motor are placed in the air duct cavity coaxial with it. Each of the discharge orifices is equipped with back valve, consisting of bushing, attached to the discharge orifice from within the air duct, and gate and spring, placed in the bushing and rigidly connected with the last and the gate. |
