Switch testing device of fire valve

The utility model relates to the technical field of switch testing, in particular to a switch testing device of a fire valve, which comprises a detection table and a clamping assembly, the clamping assembly is fixed above the detection table, and a chuck is arranged right above the clamping assembly; the detection platform is provided with a water storage tank, the water storage tank is connected with a water inlet pipe through a water pump and is also connected with a water outlet pipe, and the end parts of the water inlet pipe and the water outlet pipe are provided with connecting flanges which are detachably communicated with the fire valves; a clamping rod is arranged at the lower end of the chuck and penetrates through a switch arranged at the top of the fire valve in a lifting mode. The motor intermittently drives the switch to be turned on and turned off in the forward and reverse directions, and manpower can be saved; the water pump pressurizes water and supplies water to the fire-fighting valve, the