Unmanned ship with sediment grading online monitoring device

The invention relates to the technical field of unmanned ships, in particular to an unmanned ship with a sediment grading online monitoring device, which comprises an unmanned ship body, a cleaning shell, a monitoring device and a cleaning part, the unmanned ship body drives the cleaning shell and the monitoring device to move on the water surface, the monitoring device can be used for monitoring different places on line, the monitoring device is located under the water surface, particles in the air are prevented from interfering with the monitoring result, and when sundries adhere to the surface of the monitoring device and influence monitoring, the monitoring device can be used for monitoring the monitoring result. The outer surface of the monitoring device can be cleaned through the cleaning part, impurities on the surface of the monitoring device are removed, interference of the impurities in water on monitoring is reduced, and the monitoring accuracy of the monitoring device is improved. 本发明涉及无人船技术领域，具体为