Locking devices for high voltage switchgear

The present invention relates to high voltage switchgear with a locking device, locking can effectively solve the high voltage switchgear, the problem to ensure safe use, which solves the technical scheme, including panels, handles and operating wheel, wheel operation panel mounted on the fixed shaft via an upper portion of the wheel bore, equipped with a handle on the lower panel of the operating wheel, the lower handle with the handle in the lower panel, a door panel interlock lever side end portion provided with a handle, and the door panel interlock rod corresponding to another there engaging hole on the side, the present invention is structurally simple, unique, and easy to install, easy to use, safe, high voltage switchgear using the innovative locking device.