Ditching machine for water supply and drainage pipeline construction

The utility model relates to the technical field of ditchers, and discloses a ditcher for water supply and drainage pipeline construction, which comprises a main body mechanism, a desilting mechanism, ditching mechanisms and an adjusting mechanism, the desilting mechanism is positioned in the middle of the main body mechanism, the ditching mechanisms are positioned on the left side and the right side in the main body mechanism, and the adjusting mechanism is positioned at the upper end of the ditching mechanism; and the dredging mechanism comprises a conveying channel, a conveying belt and a guide plate, the conveying channel is fixedly arranged in the middle of the interior of the main body mechanism, the conveying belt is movably installed in the middle of the conveying channel, and the guide plate is fixedly installed on the front side of the conveying belt. According to the ditcher for water supply and drainage pipeline construction, soil turned out in the ditching construction process is transported in t