Apparatus capable of emergency break-brake without opening cabinet in high tension switch cabinet

The utility model relates to an apparatus capable of emergency break-brake without opening a cabinet in a high tension switch cabinet, comprising a cabinet door of the switch cabinet, a break-brake support and a fixed plate. The fixed plate is fixed on an inner wall of the cabinet door; the break-brake support is U-shaped; an open end of the U shape is rotatably connected on the fixed plate; a cylindric pin is arranged between one end of the U-shaped open end of the break-brake support and the fixed plate; a shift block is arranged on the cylindric pin; a rotatary spacing mechanism at the other end of the U-shaped open end of the break-brake support is fixed on the fixed plate; a break-brake bar penetrates the break-brake support; the fixed plate and the cabinet door rotate opposite to the break-brake support; a button is arranged on the break-brake bar when the break-brake bar and the fixed plate are in 90 degrees; and a shift fork is arranged opposite to the shift block on the cylindric pin. By adopting the