Dredging device for water conservancy project

The dredging device for the water conservancy project comprises a silt deposition bin, a support is arranged at the top of the front side of the silt deposition bin and connected with the silt deposition bin in a welded mode, a silt discharging opening is formed in the rear side of the interior of the silt deposition bin, the silt discharging opening is located in the bottom end of the interior ofthe silt deposition bin, and the silt discharging opening is connected with an external sewage pump. Clamping grooves are formed in the left side and the right side of the top end of the support, screw rods are arranged at the tops of the clamping grooves, the two screw rods are connected with the clamping grooves through bolts respectively, and a silt discharging barrel is arranged on the support. According to the desilting device for the water conservancy project, through cooperation of the desilting bin and the floating box, river water, lake water, landscape water stream and silt and sediments in a water area nea