Pipeline differential pressure monitoring device

The utility model belongs to the technical field of pipeline differential pressure monitoring, and particularly relates to a pipeline differential pressure monitoring device which comprises a meter hand, a dial plate, an induction disc, a transmission gear set and a communication module, the transmission gear set is fixedly installed with the meter hand through a rotating rod, and the dial plate and the induction disc are sequentially installed between the meter hand and the transmission gear set. The dial plate and the induction disc are fixedly installed, and the induction disc is electrically connected with the communication module. According to the utility model, through the arrangement of the watch hand, the dial plate, the induction disc, the isolation plate and the communication module, the transmission gear set can drive the watch hand to point at a certain position on the dial plate according to pressure in a pipeline, and due to the magnet on the watch hand, the magnetic sensor on the induction disc