Steel mill blast furnace slag cleaning device

The utility model discloses a steel mill blast furnace slag cleaning device, which belongs to the technical field of blast furnace slag cleaning, and is characterized by comprising a blast furnace main body and a slag discharge channel, the slag discharge channel is arranged on the right side of the blast furnace main body, the front side of the slag discharge channel is bolted with a limiting track, and the inside of the limiting track is fixedly connected with a displacement component; the top of the displacement assembly is fixedly connected with an extension frame, the interior of the extension frame is in threaded connection with a cleaning assembly, and the cleaning assembly is used in cooperation with the slag discharging trough. In order to ensure that the internal environment of the blast furnace often enables high slag discharge through a slag discharge channel of the blast furnace, but after the slag discharge channel of the blast furnace is used for a long time, the slag is gradually accumulated a