Water-saving device for green building construction

The utility model relates to the technical field of building construction, and discloses a water-saving device for green building construction, which comprises a disc, the top of the disc is fixedly connected with a water storage frame, the inner wall of the water storage frame is fixedly connected with a screen, the bottom of the disc is rotatably connected with a base, the top of the disc is provided with an adjusting component, and the adjusting component is connected with the base. A water spraying part is arranged above the water storage frame, a cleaning part is arranged at the top of the water storage frame, the adjusting part comprises a support, the bottom of the support is fixedly connected with the top of the disc, and a rotating rod is rotationally connected to the upper surface of the support. Water in the water storage frame is pumped into the hose through the water pump and enters the water sprinkling frame through the water spraying frame, the motor drives the atomizing fan blades to rotate th