Green and environment-friendly noise reduction device for construction

The utility model relates to the technical field of noise reduction for construction, in particular to an environment-friendly noise reduction device for construction, which comprises a sound insulation barrier plate, a moving mechanism and a combined mechanism, the moving mechanism comprises a moving seat, the sound insulation barrier plate is connected onto the moving seat, and a plurality of rollers with locks are mounted at the bottom end of the moving seat. Two fixing assemblies are slidably mounted on the moving seat, adjusting limiting assemblies are arranged between the fixing assemblies and the moving seat, the combined mechanism comprises a base rod and a combined rod, the base rod and the combined rod are connected to the two sides of the sound insulation barrier plate correspondingly, and one side of the combined rod is fixedly connected with a connecting insertion rod through a connecting plate; and a connecting cavity matched with the connecting plate and the connecting inserting rod is formed i