Multifunctional open channel water flow velocity measurement device

The utility model relates to the technical field of water flow velocity measurement, and discloses a multifunctional open channel water flow velocity measurement device which comprises a supporting stand column, a telescopic transverse plate is fixedly connected to the outer surface of the upper end of the supporting stand column, and a solar panel is detachably connected to the outer surface of the upper end of the telescopic transverse plate. A supporting base is fixedly connected to the outer surface of the lower end of the supporting stand column, a signal receiving box is fixedly connected to the outer surface of the front end of the supporting stand column, and an adjusting mechanism is detachably connected to the outer surface of one side of the telescopic transverse plate. According to the device, a telescopic round rod and a movable screw rod can move up and down, at the moment, a worker can accurately know the depth of a water body according to a graduated scale, meanwhile, an adjusting mechanism an