Alarm device for abnormal spraying of nozzle

The utility model relates to the technical field of wave-soldering nozzle monitoring, in particular to a nozzle spraying abnormity alarm device which comprises a nozzle body, a fixing screw is installed on the left side of the top of the nozzle body, a groove is formed in the front face of the nozzle body, and a limiting frame is fixedly connected to the groove. The device comprises a limiting frame, an atomizing nozzle is installed in the middle of the inner side of the limiting frame, the limiting frame is arranged in a regular octagon shape, abutting blocks are installed in the middle of the periphery of the front face of the limiting frame, circular through holes are formed in the tops of the abutting blocks, and infrared detectors are fixedly connected to the circular through holes. According to the utility model, the nozzle main body can be matched with the atomizing nozzle, and the atomizing nozzle can be combined with the infrared sensor during use, so that the speed and the diameter of the sprayed ti