Fire-fighting emergency broadcast detection device

The utility model relates to the technical field of fire protection. The utility model further discloses a fire-fighting emergency broadcast detection device. Protective box, the protection box is composed of a monitoring device placing box and a device box. The top of the device box is connected with the bottom of the monitoring device placement box; the monitoring device placing box is composedof a monitoring device connecting block, a monitoring camera, a sliding block, a limiting block, a telescopic column, a spring and a sliding rail. A base of the telescopic column is connected with theinner wall of the monitoring device placement box; the two sides of the monitoring camera are connected with the opposite faces of the limiting blocks on the two sides respectively, the bottom of theconnecting block is connected with the top of the sliding block, the outer surface of the sliding block is connected with the inner side of the sliding rail, the bottom of the sliding rail is connected with the bottom of the i