The utility model discloses an eye of wind machine silencing device, including cuboid amortization box, cuboid amortization box upper surface is equipped with two air inlets, and cuboid amortization box lower surface is equipped with the several exhaust vent, is equipped with the intake pipe on the air inlet, and it is continuous with the blast pipe of eye of wind machine that quick -operation joint is passed through to the intake pipe. The utility model provides a copper blow experienced process big problem of noise when disclosing the eye of wind, the injury of noise to the human sense of hearing has alleviateed. The installation the utility model discloses a behind the eye of wind machine silencing device, the gassing sound of eye of wind machine obviously reduces when disclosing the eye of wind, may not operate with wearing the earplug, has reduced the noisy degree of workplace, has gained better silence effect, the device simple structure, and convenient to use, easy loss not, long service life, it is with low costs.