Floating pipe network water quality on-line monitoring device

The utility model is suitable for the technical field of water quality monitoring, and provides a floating type pipe network water quality on-line monitoring device which comprises a well body, a signal acquisition transmitter is arranged on the well body, the signal acquisition transmitter is electrically connected with a floating monitor, the floating monitor is slidably connected with a guide rod, and the guide rod is fixedly connected with the well body; the well lid is fixedly connected with the well body through a connecting assembly and connected with a sealing cover through the connecting assembly. The sealing cover is matched with the well lid under the action of the connecting assembly, the signal acquisition transmitter is arranged at the position, close to the well lid, of the well body, later maintenance is facilitated, foreign matter is prevented from entering the well body, the signal acquisition transmitter is separated from an inner cavity of the well body, and the floating monitor floats on