Multifunctional buoy for monitoring water quality

The utility model discloses a water quality monitoring multifunctional buoy which comprises a floating body and a probe support, a reinforcing assembly is installed on the outer wall of the probe support, a sleeve is connected with the probe support in a sleeved mode, an arc-shaped plate is connected to the outer wall of the sleeve in a sleeved mode, a cylindrical pin is fixedly connected to one side of the arc-shaped plate, and a connecting rod is fixedly connected to the other side of the arc-shaped plate. The outer wall of the connecting rod is sleeved with a protective shell, a positioning pin is sleeved with the protective shell, the outer wall of the protective shell is fixedly connected with a circular ring, and the outer wall of the circular ring is fixedly connected with an air bag. According to the multifunctional buoy for water quality monitoring, the sleeve, the arc-shaped plate, the cylindrical pin, the connecting rod, the protective shell, the positioning pin, the circular ring, the air bag and