Dredging device

The invention provides a desilting device which comprises moving devices and a cleaning mechanism arranged on the moving devices, the cleaning mechanism comprises a shell, a desilting box arranged in the shell and a weight box arranged above the desilting box, the weight box is a sealed box body, and the moving devices are arranged on the two sides of the shell. A water inlet is formed in the front end of the shell and communicates with the dredging box through a water inlet channel. An ultrasonic generator is arranged in the dredging box; according to the structure, when water passes through the desilting box, ultrasonic waves generated by the ultrasonic generator are spread in the water, then the water is cleaned, the cleaned water is pumped out of the desilting device through the water pump, therefore, the desilting device can move in the water, it can be guaranteed that the cleaned water can flow back to the outside, and the structure is simple and effective. 本发明提供一种清淤装置，包括移动装置和设置在移动装置上的清洁机构，所述清洁机构包括外壳、设置