Noise adjusting device and generating set

The utility model discloses a noise adjusting device and generating set, including air supply device, shielding piece and locking mechanism, air supply device includes air inlet scoop, air inlet scoop is equipped with air outlet and guiding mechanism, shielding piece passes through locking mechanism slidable ground is fixed in guiding mechanism, just shielding piece with the air outlet cooperation. Through air inlet scoop 's air outlet department sets up shielding piece, and guarantee shielding piece passes through but the locking mechanism free skating is moved to another place and is fixed in guiding mechanism realizes from this the continuously adjustable of air outlet air -out area, and then improve the size that produces the noise to satisfying the good the noise reduction effect of realization under the prerequisite of working property, and above -mentioned noise adjusting device's reliable operation, operation is simple. 本实用新型公开了种噪音调节装置及发电机组，包括供风装置、遮挡件和锁紧机构，所述供风装置包括进风斗，所述进风斗设有出风口和导向机构，所述遮挡件通过所述锁紧机构可滑动地