Efficient dust suppressor on construction site

The utility model provides a construction site efficient dust suppressor which comprises an installation base, a water suction pump and an installation table connected through a lifting mechanism are arranged on the installation base, two sets of installation frames and a set of supporting frames are arranged on the installation table, and two sets of transmission discs installed through shafts are arranged in the two sets of installation frames. A first movable shaft is arranged between the two groups of transmission discs, a hinged movable rod is arranged on the supporting frame, a mounting shell is arranged at one end of the movable rod, a plurality of groups of atomizing nozzles are arranged in the mounting shell, the atomizing nozzles are connected with the water pump through telescopic pipes, a second movable shaft is arranged at the bottom of the movable rod, and the first movable shaft and the second movable shaft are connected through a transmission rod; wherein one group of driving discs is connecte