Automatic spraying dust falling system for pile foundation construction

The utility model relates to the technical field of building construction, and discloses an automatic spraying and dust falling system for pile foundation construction, which is used for a pile driver and comprises a water tank, a dust falling device and a dust falling device, the spraying assembly comprises a spraying pipe and a plurality of spraying heads, the spraying pipe is fixedly connected to the pile driving end of the pile driver and fixedly connected and communicated with the bottom end of the water tank through a pipeline, and the spraying heads are distributed at the bottom end of the spraying pipe at equal intervals in the circumferential direction; the connecting assembly comprises a plurality of connecting pieces, and the plurality of spraying heads are detachably connected with the spraying pipe through the plurality of connecting pieces; the monitoring assembly comprises a monitoring pipe and a monitoring part, one end of the monitoring pipe is fixedly connected and communicated with the bott