A device for opening and closing a charging socket includes a flap element. Using a shaft, the flap element is movably disposed on a housing of the charging socket, and the shaft comprises a first notch and a second notch. The device further includes a retaining element. The retaining element is mechanically attached to the flap element and comprises a bolt. Using the shaft, the flap element is transferrable from a closed position to an opened position. In the closed position of the flap element, the bolt of the retaining element is latched in the first notch of the shaft. In the opened position of the flap element, the bolt of the retaining element is latched in the second notch of the shaft.