▎ 摘　　要

NOVELTY - The utility model claims a portable small water purifier, relating to the technical field of water treatment device; comprising a base, a filter device, a water supply device, a rotary water outlet device; the filter device comprises a filter chamber, a rotary cover; the filter chamber is provided with a filter core; the filter core comprises a PP cotton filter core; graphene composite compressed active carbon filter core; graphene composite compressed active carbon filter core; the water supply device comprises a water tank and a driving device; the driving device comprises a water pump, a power supply assembly for providing electric quantity to the water pump; the power supply assembly comprises a built-in power supply, an external power supply line; the driving device drives the water source of the access water tank to enter the filter chamber; orderly flowing through the PP cotton filter core connected in series; graphene composite compressed active carbon filter core; graphene composite compressed active carbon filter core removing the residual chlorine and rust in water; bacteria and so on to human body; the structure of the water purifier is more simple and small to obtain high-quality drinking water; it solves the problem that the water purifier is limited by the power supply line; the problem that the water cannot be supplied at any time.