Faucet water purifier with cleaning mechanism

The utility model relates to faucet water purification equipment, and discloses a faucet water purifier with a cleaning mechanism, which comprises a shell, the shell comprises a base and a filter element shell, the filter element shell is detachably mounted on the base and forms a filter element cavity, and a filter element is mounted in the filter element cavity; comprising a cylinder brush used for cleaning the filter element and covering the filter element, a mounting hole penetrating through the top of a filter element shell is formed in the filter element shell, a limiting groove is formed in the inner wall of a port of the mounting hole, the outer edge of the top end of the cylinder brush is mounted in the limiting groove through a sealing ring, and a plurality of brush bodies used for cleaning the outer wall of the filter element are arranged on the cylinder wall of the cylinder brush. A driving part for driving the cylinder brush to rotate is arranged at the top of the cylinder brush. Under the condit