Battery cover plate assembly for wired information transmission of built-in sensor of lithium ion battery

The utility model discloses a battery cover plate assembly for wired information transmission of a built-in sensor of a lithium ion battery, which is characterized by comprising a battery cover plate provided with an information transmission hole; the wiring terminal comprises a guide pin, an insulating filler and a metal shell, the guide pin penetrates through the insulating filler, the insulating filler is filled between the guide pin and the metal shell, a metal shell protruding structure is arranged in the middle of the metal shell and used for extruding the sealing gasket, and a thread is arranged at the position below the metal shell protruding structure; the sealing washers are positioned on the upper side and the lower side of the battery cover plate; and the nut is sleeved at one end, with the threads, of the wiring terminal, and the sealing of the battery cover plate and the wiring terminal by the sealing washer is ensured by screwing the nut. The wiring terminal provided by the utility model can ef