Patent ID: 9581343
Date: 2017-02-28
CPC Classifications: B60H,F24F

Claim:
1. An air-conditioning unit for air-conditioning an air flow, comprising: a multipart housing including a first housing part and a second housing part arranged on top of the first housing part, the housing further including an air-conditioning segment and a blower segment defining an axis of rotation, the blower segment having a blower for driving the air flow arranged therein, a suction chamber and a pressure chamber disposed in the blower segment, wherein the suction chamber and the pressure chamber are open with respect to one another via a connecting opening, the blower having an impeller arranged in the connecting opening, wherein the impeller includes a suction side facing towards the suction chamber and a pressure side facing towards the pressure chamber, the housing further including a connecting duct for fluidically connecting the blower segment to the air-conditioning segment, a blower tongue defining a wall segment for radially delimiting the pressure chamber with respect to the axis of rotation, wherein the blower tongue is disposed in the blower segment at a transition from the pressure chamber to the connecting duct, the blower tongue having a lower segment disposed on the first housing part of the housing, wherein the lower segment is hollow and has a closed upper side, the blower tongue having an upper segment disposed on the second housing part of the housing, wherein the upper segment is hollow and has an upper side open towards the suction chamber, and a suction-side drainage path disposed in the housing, wherein the suction-side drainage path extends from a cavity of the upper segment of the blower tongue to a pressure-side drainage path leading out of the housing.