Air conditioning unit and vehicular air conditioner

摘要

An air conditioning unit including a box having an intake switching damper for selectively opening an outside air inlet and an inside air inlet to receive introduced air. The air conditioning unit further including a blower unit configured to draw in the introduced air and blow the introduced air to a downstream side, and an air regulating unit. The air regulating unit has a unit case with an evaporator configured to exchange heat between the introduced air and a refrigerant, a heater core configured to exchange heat between the introduced air and a warm fluid, and an air mix damper for adjusting a flow quantity of the introduced air that passes through the heater core. The unit case has a defroster damper for a defroster air outlet configured to discharge toward a glass surface a two-layer flow of air-conditioned air comprising a warm layer and a cold layer.