Disinfection device for B ultrasonic tool

The utility model discloses a disinfection device for B ultrasonic tools, which comprises a disinfection box, a box door is arranged on the front side of the disinfection box, a placing plate is arranged in the disinfection box, and a B ultrasonic tool body is arranged at the top of the placing plate. By arranging the box door, the disinfection box can be conveniently opened and closed, when a B-ultrasonic tool body needs to be disinfected, the box door is opened, the B-ultrasonic tool body is placed on the top of the placing plate, and the extrusion plate moves and extrudes the B-ultrasonic tool body under the elastic force action of the limiting spring, so that the B-ultrasonic tool body is limited, and the B-ultrasonic tool body is conveniently disinfected. The box door is closed, the driving motor is started, and the threaded rod is driven to rotate under the action of the driving motor, so that the problems that an ultraviolet germicidal lamp in an existing disinfection device for the B-mode ultrasound t