The equipment mainly uses the adsorption of activated carbon to remove the active chlorine, color, odor and organic matter in the water. The effluent SDI is less than 5, the working pressure is less than 0.6MPa and the working temperature is 5-50 degrees. The water collector is divided into curved plate and cloth cap. The anticorrosion of the inner surface is divided into epoxy resin lacquer and liner one or two layers, and the operation mode is divided into manual and semi-automatic and automatic.