Automatic power-off assembly of charger

The utility model discloses an automatic power-off assembly of a charger, which comprises a charger main body, a charging connector arranged on one side surface of the charger main body, a wiring slot arranged on the other side surface of the charger main body, an accommodating groove arranged at the top of the charger main body, and a mounting plate arranged at the top of the accommodating groove, a first conducting strip and a second conducting strip are arranged on the two sides of the containing groove respectively, a power adapter is arranged in the charger body, and a power connection and disconnection assembly convenient to control automatically is arranged on the charger body and located in the containing groove. In the charging process of the charger, a large amount of heat is accumulated on the heat conduction plate, and the air bag is heated and expanded to separate the metal insertion block from the insertion slot, so that the charger is automatically powered off in a high-temperature environment;