风动凿岩机噪声分析及控制

Analysis and Control of the Noise of Rock Drills

针对现有风动凿岩机消声器的缺点,从凿岩机的工作特性和噪声机理分析入手,提出降低噪声的控制方法,并研制高效实用的排气消声装置。

Taking into consideration the weak points of mufflers of the present rock drills and by analyzing the working characteristic and the noise mechanism, the author has put forward the method to control and reduce the noise, and trial-produced more effective and practical device of mufflers.