Spraying system for agricultural greenhouse

The utility model discloses a spraying system for an agricultural greenhouse. The greenhouse comprises an arched shed, a shed body and a water storage tank, a water inlet pipe is fixedly mounted on the arched shed; the end, located in the arched shed, of the water inlet pipe is connected with a plurality of water distribution pipes through a multi-way head, the end, located outside the arched shed, of the water inlet pipe is communicated with a water storage tank, two water spraying mechanisms are symmetrically arranged on a pipe body of each water distribution pipe, and atomizing nozzles areinstalled at the tail ends of the multiple water distribution pipes. The greenhouse moisture spraying system is simple in structure, the large-area moisture spraying effect can be achieved only by arranging a small number of water distribution pipes in the greenhouse, correspondingly, the use amount of supports for fixing the water distribution pipes can be reduced, the construction cost of the greenhouse moisture sprayin