Fire extinguisher with monitoring function

The utility model discloses a fire extinguisher with a monitoring function, which comprises a fire extinguisher main body and a detection reinforcing mechanism, the fire extinguisher main body comprises a bottleneck valve mounted at the top, and the detection reinforcing mechanism is mounted between the fire extinguisher main body and the bottleneck valve. The detection reinforcing mechanism comprises a detector, a lantern ring, a limiting rod, a reinforcing plate and an adjusting assembly, the detector is installed on the front surface of the bottleneck valve in a screwing mode, the lantern ring is arranged on the outer side of the detector in a sleeving mode, the limiting rod is arranged between the lantern ring and the detector, and the upper end of the reinforcing plate is fixed to the left side of the lantern ring; according to the utility model, the fire extinguisher main body and the detection reinforcing mechanism are combined, so that real-time monitoring and transmission of pressure change in the fi