A center pivot light sprinkler irrigation system driven by solar energy belongs to the field of agriculture mechanical equipments. The center pivot light sprinkler irrigation system driven by solar energy includes a center supporting base, tower vehicles, a tail end cantilever, an electronic control synchronizing system and a plurality of trusses, wherein the center supporting base can rotate around the center pivot light sprinkler irrigation system, the tower vehicle is arranged on a rotating arm and a plurality of trusses are provided with sprinkler heads and have a flexible connection between each other so as to adapt to sloping field walking operations. The trusses which are provided with a span of dozens of meters and a connection between each other are supported on a plurality of tower vehicles and have a configuration of the opening and closing of the electronic control synchronizing system and motors and walking wheels arranged on the driving tower vehicle. A piece of large solar panel which connects with a power supply device which is capable of being charged is arranged on the upper portion of a center pivot base. The power supply device which is capable of being charged is arranged on the center pivot base. The other end of the power supply device which is capable of being charged is connected with a well pump of water supply and is connected with the sprinkler heads arranged on branch points of the trusses by a main water conveying pipe. The sprinkler irrigation device is capable of walking automatically relying on solar energy, saves energy, has a light structure, is environment friendly, is moved conveniently and is low in cost.