Desalted water tank for water treatment

The desalting water tank for water treatment comprises a tank body, a water inlet pipe and a water outlet pipe are arranged on the tank body, a top cover is arranged at the top of the tank body, a plurality of chemical feeding openings are formed in the top cover, sealing covers are arranged on the chemical feeding openings, the sealing covers are hinged to the top cover, and the water inlet pipe and the water outlet pipe are arranged on the top of the tank body. And a stirring device for stirring is also arranged in the box body. To-be-treated water is input into the box body through the water inlet pipe, a worker opens the sealing cover and then carries out chemical dosing operation on the interior of the box body through the chemical dosing opening, and by means of stirring work of the stirring device, good integration of the dosing chemical and the water is guaranteed, and the good treatment effect on the water is guaranteed; and a worker can conveniently use the desalting water tank to perform desalting