Drainage structure for vehicle air-conditioning device

Abstract

A drainage structure for an air-conditioning device of a vehicle, the vehicle includes: a partition wall configured to partition between an interior and an exterior of a vehicle cabin for a passenger; an evaporator arranged at an outside of the partition wall for the vehicle cabin, the evaporator being configured to cool the air to be supplied to the interior of the vehicle cabin through the heat exchange with the refrigerant; and a cover attached to the partition wall from the front side of the vehicle cabin, the cover being configured to accommodate the evaporator. The drainage structure includes a drain pipe for draining the condensed water generated by the evaporator to the outside by extending in the attachment direction of the cover by being inserted into the cover, wherein the drain pipe has the slit formed so as to be inclined upwards along the extending direction from the lower end portion.