Novel high-temperature-resistant heat-resistant cabinet door switch corner piece

The utility model discloses a novel high-temperature-resistant heat-resistant cabinet door switch corner piece, which relates to the technical field of switch corner pieces, and comprises a cabinet door and a cabinet body, the left side of the cabinet door is provided with a switch corner piece body, and the switch corner piece body is rotatably connected with the left side of the cabinet door. The cabinet door and the cabinet body can be blocked and fixed more quickly through the switch angle sheet body, the sealing blocking strength of the cabinet door and the cabinet body is improved, the situation that the sealing effect of the cabinet door and the cabinet body is reduced only through blocking of the switch angle sheet body is avoided, the use stability of the switch angle sheet body is improved, and the service life of the switch angle sheet body is prolonged. The cross section of the side, close to the cabinet body, of the limiting rod is semicircular, so that when the limiting rod gradually enters the