Bus circuit breaker cabinet of metro vehicle

The utility model discloses a bus circuit breaker cabinet of a metro vehicle, which comprises a cabinet body, a seal groove and a circuit breaker. One end of a top cap of the cabinet body is welded with a left side plate and a left lifting lug, and the other end is welded with a right side plate and a right lifting lug. The seal groove consists of an upper seal groove and a lower seal groove. A cavity formed by a bending plate I and the side surface of the top cap forms an upper seal groove. The lower part of the bending plate I is fixedly connected with the side surface of the top cap. Both ends of the upper part of the bending plate I are respectively provided with notches. A cavity formed by a bending plate II and the right side plate and a cavity formed by a bending plate III and the left side plate form a lower seal groove. The lower part of the bending plate II is fixedly connected with the inner side of the right side plate. The lower part of the bending plate III is fixedly connected with the inner si