Cooling water curtain for agricultural greenhouse

The utility model provides a cooling water curtain for an agricultural greenhouse, and belongs to the technical field of greenhouse cooling equipment, the cooling water curtain comprises a greenhouse and a cooling water curtain on one side of the greenhouse, rainwater collecting tanks are arranged at the tops of the left and right side walls of the greenhouse, the cooling water curtain is arranged below the rainwater collecting tanks, the cooling water curtain comprises a frame body and water curtain paper, and the water curtain paper is arranged in the frame body. The water curtain paper is fixedly arranged in the frame body, a water inlet pipe is arranged in a top frame of the frame body, a water collecting tank is arranged in a bottom frame of the frame body, the bottom of the rainwater collecting tank is communicated with the top of the water inlet pipe through a connecting pipe, a water distribution pipe is obliquely arranged on the cooling water curtain, one end of the water distribution pipe is communi