Cleaning device for detection head of fire-fighting robot

The utility model discloses a fire-fighting robot detection head cleaning device which comprises a machine body, the left side wall and the right side wall of the machine body are each provided with two rotating shafts in a rotating mode, the rotating shafts are fixedly sleeved with crawler wheels, every two crawler wheels are each provided with a crawler in a meshed mode, and a water spraying mechanism is fixedly installed on the upper surface of the machine body. A supporting rod is fixedly mounted on the upper surface of the machine body; a probe is fixedly mounted at the top end of the supporting rod; a cleaning assembly is arranged on the supporting rod, the cleaning assembly is used for cleaning the mirror surface of the probe, the cleaning assembly comprises a gas collection box fixedly connected to the supporting rod in a sleeving mode, a rectangular corrugated pipe and a U-shaped cleaning plate fixedly installed at the top end of the corrugated pipe, and a gas outlet communicated with the gas collect