The utility model discloses a solar water purifying treatment system comprising a multi-layer fluid pipeline, a high-position hot water tank, a low-position steam generator, a solar condensed light irradiator and a high-temperature processor, and a processing method adopts a steam method and a hot water method, so that solar water purifying treatment system is widely applied to the water purifying treatment of rivers, lakes, the sea, landscape architecture with water, sewage treatment, and open type sunlight irradiating places for airing sea salts, regenerated glass or a ceramic pipeline is utilized, the running performance is stable, the production process is simple, the running cost of the assembled treatment system is low, the problem of more blue-green algae or water plankton can be solved, the purifying effect is obvious, and the solar water purifying treatment system is widely applied to water surface treatment and can be manufactured in a industrialized, standardized, serialized and universalized manner.