Ultrasonic dental scaler

An ultrasonic dental scaler comprises a machine shell, an ultrasonic transduction module installed on the machine shell, a work tip arranged above the ultrasonic transduction module, a battery installed at the bottom of the machine shell, a main control module and a support, inserting strips are arranged on the two sides of the support, and inserting grooves matched with the inserting strips are formed in the inner side wall of the machine shell in the height direction of the machine shell. The battery is fixedly installed on the support, the main control module is hung on one side of the support and abuts against the inner side wall of the machine shell, the battery and the main control module are integrated on the support, the main control module is hung on the support, the integration level is high, the size of the machine shell is reduced, and therefore the overall size of the ultrasonic dental scaler is reduced, and the ultrasonic dental scaler is convenient to carry and convenient to use. And the ultras