Core of multifunctional water purifier

The utility model discloses a multifunctional water purifier inner core, which is composed of a tubular shell and a built-in functional layer. The functional layer comprises a sterilizing layer, a filtering layer, a magnetizing layer, a mineralized layer and a nutritional layer and the adjacent layers are separated by a grid structure. The device integrates sterilization, purification, magnetization, mineralization and nutrition adding with multifunction, which supplies the consumer with high quality nutritional water. The sterilizing layer is arranged on the top layer, thus making the functional layer at the lower part free from the bacteria, which prolongs the service life of the material; the sterilizing layer is added again at the lower part to ensure the water exit is free from the bacteria. Featuring simple structure, the device can be arranged in the inner compound purifier of the running water pipeline, and the functional material can be regularly changed on demand.