Irrigation spray head with blockage self-alarm function

The utility model discloses a blocking self alarm irrigation nozzle, including water inlet pipe, telescopic stand column and bracing frame, the upper end of water inlet pipe is equipped with the irrigation head body, and the inside of irrigation head body is equipped with the cavity, and the cavity of irrigation head body is equipped with the plug, the side surface of irrigation head body is uniformly equipped with the sprinkler head, and the sprinkler head is equipped with the telescopic stand column and the bracing frame. A pressure relief pipeline is arranged on the surface of the plug, an extrusion column is fixed to the top surface of the cavity of the irrigation head body, a limiting plate is installed on the upper surface of the plug in a penetrating mode, and a leakage-proof baffle is connected to the upper surface of the plug. According to the irrigation nozzle with the blockage self-alarm function, the plug and the spraying heads are arranged, when the irrigation nozzle works, irrigation water is bl