Steel rail flaw detection device capable of cleaning steel rail

The utility model discloses a steel rail flaw detection device capable of cleaning a steel rail, which belongs to the technical field of steel rail maintenance and comprises a flaw detector body, a connecting plate is fixedly connected to the right side of the flaw detector body, a cleaning frame is fixedly connected to the right side of the connecting plate, and a cleaning mechanism is movably connected to the inner wall of the cleaning frame. A mounting plate is fixedly connected to the middle of the inner wall of the sweeping frame, a liquid pump is fixedly connected to the top of the mounting plate, a liquid outlet pipe is fixedly connected to the right side of the liquid pump, and a liquid inlet pipe is fixedly connected to the right side of the liquid pump. During use, the sweeping mechanism cleans the position where the flaw detector body passes, the driving motor is started when the flaw detector body moves along the steel rail, the brush roller is driven to rotate on the inner side of the sweeping fr