Double-tower type water treater

The utility model provides a double-tower type water treater and relates to the technical field of water purification equipment. The double-tower water treater comprises an exchange tower, a regeneration tower, a first pipeline and a second pipeline. The exchange tower is provided with a water inlet and a water outlet, and an exchange cavity is arranged between the water inlet and the water outlet and used for softening a water source. The regeneration tower is provided with a regeneration cavity, the regeneration cavity and the exchange cavity are communicated through a first pipeline and a second pipeline, the first pipeline is used for introducing resin regenerated in the regeneration cavity into the exchange cavity so as to soften a water source, and the second pipeline is used for introducing invalid resin in the exchange cavity into the regeneration cavity so as to regenerate the resin, so that the recycling of the resin is realized. Therefore, the utility model has the advantages of simple pipeline, sm