Ultrasonic meter integrating meter and valve

The utility model provides an ultrasonic meter integrating a meter and a valve. The ultrasonic meter comprises a shell, wherein a first support and a second support are arranged inside the shell, the first support and the second support are respectively provided with a reflection lens having 45-degree inclination, and a transducer is correspondingly arranged above each reflection lens. A ball core is arranged in the middle of the shell, a valve rod, a seal loop and a seal ring are matched with the ball core to be sued, the valve rod is arranged on the top of the ball core, and the seal loop and the seal ring are arranged at the bottom of the ball core. As the ball core is placed in the middle of ultrasonic, the length of the ultrasonic shell can be greatly shortened, and the ultrasonic meter can be suitable for safe sizes of a common ultrasonic meter. The ultrasonic meter has the advantages of being simple in structure, convenient to install, low in construction cost, and the like.