Circulating type heat pump hot water unit

The invention discloses a circulating type heat pump water heater unit, relates to the technical field of heat pump water heaters, and solves the problems that the heat pump water heater cannot effectively circulate and is not beneficial to quickly heating water. A circulating type heat pump hot water unit comprises a first box body, a second box body is fixedly arranged on one side of the first box body, ventilation fans are fixedly arranged in the middle of the upper end of the first box body and the middle of the upper end of the second box body, and three supporting frame mechanisms are arranged in the first box body in a supporting mode. And a heating mechanism is inserted into the upper end of the supporting frame mechanism. The six T-shaped inserting plates are vertically and fixedly welded to the inner side surface of the heating ring plate, so that the T-shaped inserting plates on the inner side of the heating ring plate can be vertically inserted into T-shaped long inserting grooves in the inner sid