River channel cleaning device for water conservancy project

The utility model discloses a riverway cleaning device for hydraulic engineering, which belongs to the technical field of hydraulic engineering and comprises two bases respectively arranged on two sides of a riverway, each base is provided with two lifting slide rails, a support plate is slidably connected onto the lifting slide rails, and an auxiliary filter screen is connected onto the support plate through an electric push rod. The auxiliary filter screens are connected with the main filter screens through first hinges, and the two main filter screens are connected through second hinges; one end of a telescopic rod is hinged to the auxiliary filter screen, and the other end is hinged to the main filter screen; the height positions of the auxiliary filter screens and the main filter screens in the river channel can be adjusted through the lifting sliding rails, and the included angle between the two main filter screens can be adjusted through the electric push rod and the telescopic rod so as to be matched