Micro-miniature generator

• Main Authors: WU MING, LI ZHE, CHEN SONG, ZENG PING, CHENG GUANGMING, ZHU MENGSONG, GU YIQUN, ZHANG ZHONGHUA, JIANG YONGHUA
• Format: Patent
• Language: Chinese; English
• Published: 07.09.2021
• Subjects: BLASTING; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; GENERATION; HEATING; LIGHTING; MACHINES OR ENGINES FOR LIQUIDS; MECHANICAL ENGINEERING; OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR; PRODUCING MECHANICAL POWER; WEAPONS; WIND MOTORS; WIND, SPRING WEIGHT AND MISCELLANEOUS MOTORS

The invention relates to a micro-miniature generator, and belongs to the field of piezoelectric power generation. The micro-miniature generator is mainly composed of a machine shell, side plates, adjusting discs, a converter, an exciter and a transducer, the converter is composed of a rotating shaft and blades, the exciter is composed of a rotating disc and a rotating magnet, the transducer is composed of a diaphragm, a piezoelectric vibrator and a swing magnet, the piezoelectric vibrator and the swing magnet are installed in the center of the diaphragm, and the two sides of a middle cavity in the machine shell are each provided with a side cavity; one side of each side plate is provided with an outer cavity communicated with the shaft hole of the side plate, the other side of each side plate is provided with a stepped cavity composed of a large inner cavity and a small inner cavity, and the small inner cavity is communicated with the outer cavity through a fixed choked flow hole; the outer edge of the diaphr