Road noise detection device

The utility model discloses a road noise detection device, which relates to the noise detection technology field, and comprises a base plate and a stand column, the stand column is fixedly connected to the upper end face of the base plate, the upper end side wall of the stand column is provided with...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	HAO WENQIANG, DING MEIYING, GAO YUBO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING CLEANING CLEANING IN GENERAL ENGINEERING ELEMENTS AND UNITS FRAMES, CASINGS, OR BEDS OF ENGINES OR OTHER MACHINES ORAPPARATUS NOT SPECIFIC TO AN ENGINE, MACHINE, OR APPARATUSPROVIDED FOR ELSEWHERE GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC ORINFRASONIC WAVES MEASURING MECHANICAL ENGINEERING PERFORMING OPERATIONS PHYSICS PREVENTION OF FOULING IN GENERAL STANDS OR SUPPORTS TESTING THERMAL INSULATION IN GENERAL TRANSPORTING WEAPONS
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Beschreibung
Zusammenfassung:	The utility model discloses a road noise detection device, which relates to the noise detection technology field, and comprises a base plate and a stand column, the stand column is fixedly connected to the upper end face of the base plate, the upper end side wall of the stand column is provided with a height adjusting mechanism used for adjusting the height of a radio, and the inside of the stand column is of a hollow structure. A lifting column is movably connected into the stand column in a nested mode, a sound receiving shell is fixedly connected to the upper end face of the lifting column, a sound receiving hole is formed in the side wall of the sound receiving shell, a supporting frame is connected to the interior of the sound receiving shell, a sound receiving element is connected to the supporting frame, and a driving motor is fixedly connected to the top face of the sound receiving shell. According to the noise detection device, the sound receiving height can be rapidly, conveniently and adaptively ad