Ultrasonic open channel flowmeter

The utility model discloses an ultrasonic open channel flowmeter. The utility model discloses an ultrasonic open channel flowmeter. the system comprises a main control module, a power module and a data storage module, the main control module is in communication connection with the communication module; the communication module is in communication connection with the multi-channel flow velocity detection module and the electronic water gauge module. The main control module is in communication connection with the power supply module, the data storage module and the communication module. The multi-channel flow velocity detection module comprises an ultrasonic transducer and a time converter; the flow velocity of fluid can be directly measured through the water depth, the flow velocity and thecross sectional area of a channel measured by the flow meter device and calculation of the main control module, the influence of downstream jacking water is avoided, the problem of water head loss isavoided, the water measur