Rainfall simulation device of variable rainfall form

The utility model discloses a rainfall simulation device of variable rainfall form, it includes: the water pipe rack, it connects into nettedly by a plurality of UNICOM water pipe through a pluralityof water pipe head, the support column, the upper end of a plurality of support column is located to the water pipe rack, the inlet tube, its one of them UNICOM's water pipe with the water pipe rack is linked together and it is equipped with a flowmeter, the water pump, its with advance water piping connection, and the rainfall ware, it includes a plurality of rainfall unit, the rainfall unit includes: the bottom plate, it is a hollow rectangular plate, the bottom plate connects, its up end of locating the bottom plate, and the rainfall component, it is shower nozzle or needle tubing, and thelower terminal surface of bottom plate is equipped with a plurality of rainfall component, part or whole rainfall unit hangs that locate on the water pipe rack and the amalgamation becomes the rectangle form, and hangs the bot