CABINET-TYPE AIR CONDITIONER INDOOR UNIT

摘要

A cabinet-type air conditioner indoor unit (100), comprising a casing (110), at least one centrifugal fan disposed in the casing (110), and an indoor heat exchanger (130), wherein the casing (110) is opened with a casing air inlet (114) and a casing air outlet (115); the at least one centrifugal fan is configured to suck in ambient air from a surrounding environment of the casing air inlet (114) and impel the ambient air to flow to the casing air outlet (115); and the indoor heat exchanger (130) is disposed on an air flow path between the casing air inlet (114) and the casing air outlet (115). The centrifugal fan comprises a volute and an impeller disposed in the volute, wherein the volute is formed with an upper air outlet air duct and a lower air outlet air duct located below the upper air outlet air duct; the casing air outlet (115) comprises a first air outlet and a second air outlet that are opened at two lateral side walls of the casing (110) respectively; and the upper air outlet air duct and the lower air outlet air duct are configured to supply air to the first air outlet and the second air outlet respectively.