Surge protector tripping structure

The utility model discloses a surge protector tripping structure, which belongs to the technical field of lightning protection equipment and comprises a shell, one end of the shell is movably connected with a display window, a module frame is arranged in the shell, a voltage dependent resistor is accommodated on the module frame, electrodes are arranged on two sides of the voltage dependent resistor, an ejector rod is arranged in a safety piece, and the ejector rod is connected with the display window. The push rod is in sliding connection with the module frame, the module frame is further rotationally provided with an indicating piece, the lower end of the indicating piece abuts against the push rod, the upper end of the indicating piece is arranged on the lower portion of the display window, when the piezoresistor emits heat under the impact of large current, heat is conducted to the safety piece, soldering tin is melted, and limitation to the push rod is relieved. The ejector rod slides upwards along the s