Connecting mechanism for plugging module of surge protector

The utility model discloses a connecting mechanism of a plug module of a surge protector, the connecting mechanism of the plug module of the surge protector comprises a base and a connecting mechanism, the base is provided with a groove, the groove is provided with the connecting mechanism, the connecting mechanism is composed of a fixed metal plate, a movable plate, an arc-shaped elastic sheet and a u-shaped connecting plate, the arc-shaped elastic piece is arranged on the fixed metal plate and acts on the u-shaped connecting plate, and a gap is kept between the u-shaped connecting plate and the movable plate and used for containing the plug pin. According to the utility model, through the cooperation between the fixed metal plate and the arc-shaped elastic sheet, when the pin is inserted between the movable part and the U-shaped connecting plate, the U-shaped connecting plate pushes the arc-shaped elastic sheet to be in close contact with the fixed metal plate under the extrusion influence of the pin, and t