Heat pump water heater and water tank assembly

The utility model relates to the field of heat pumps, in particular to a heat pump water heater and a water tank assembly. The water tank assembly comprises a water tank body, a heating coil and a partition plate assembly. The heating coil is used for heating water in the water tank body, the water tank body is divided into a plurality of mutually independent water storage cavities by the partition plate assembly, and meanwhile, the heating coil is divided into a plurality of coil units, so that each water storage cavity at least comprises one group of coil units; the water tank body is provided with a water inlet and a water outlet which are communicated with the water storage cavity. The water tank assembly provided by the utility model can meet diversified water use requirements of users. 本申请涉及热泵领域，特别涉及一种热泵热水机及水箱组件。水箱组件包括水箱本体、加热盘管和隔板组件；加热盘管用来加热水箱本体内的用水，隔板组件则将水箱本体分为隔为若干相互独立的储水腔，同时将加热盘管分隔为若干盘管单元，使得每一储水腔至少包括一组盘管单元；水箱本体设置和储水腔连通的用水进水口和用水出水口。本申请提供的水箱组件能够满足用户的多样化用水需求。