The invention discloses an airport noise conversion device, which mainly comprises a noise collection tube, a vibrating diaphragm, a vibrating diaphragm mounting tube, a coil, a magnet group, a magnet mounting plate, two tension springs, two radial regulation bolts, a radial regulation spring, a spring ejector sleeve, an integral mounting sleeve, a rear cover and an axial regulation screw rod. The airport noise conversion device provided by the invention can convert noises into electric energy which can be used for electrical equipment such as airport illuminating lamps, signal lamps, indicator lamps and the like to greatly reduce the noises in the vicinity of an airport, save energy, reduce emission and make waste profitable. In addition, the device has the advantages of simple structure, low cost, high reliability and the like, is easy to operate and maintain, and can be popularized to the fields of ground traffic noise control, industrial noise control and the like so as to realize a wide application range.