Interlocking device for opening and closing upper door and lower door based on high-voltage switch cabinet

The invention relates to an interlocking device for opening and closing an upper door and a lower door based on a high-voltage switch cabinet, and belongs to the technical field of high-voltage switch cabinets. The interlocking device for opening and closing the upper door and the lower door based on the high-voltage switch cabinet comprises a cabinet body, a first cabinet door used for opening and closing the first opening cavity and a second cabinet door used for opening and closing the second opening cavity are hinged to the cabinet body, an electromagnetic lock used for being electrically connected with a power circuit of the cabinet body is installed on the first cabinet door, and the electromagnetic lock is provided with a sliding lock pin. The sliding direction of the lock pin is perpendicular to the arrangement direction of the first opening cavity and the later opening cavity, a lock rod is arranged on the side, close to the second cabinet door, of the first cabinet door in a sliding and penetrating