Patent ID: 9593895
Date: 2017-03-14
CPC Classifications: A46B,F28G

Claim:
1. A cooler cleaning device for a refrigerator having a condenser, the cooler cleaning device comprising: a cylindrical cleaning portion comprising a driving axle and a cleaning surface disposed over a plurality of heat exchange fins of the condenser; a plurality of long brush portions disposed on a plurality of selected locations of the cylindrical cleaning portion so as to protrude above the cleaning surface of the cylindrical cleaning portion and configured to reach and clean corners and nooks between the plurality of heat exchange fins of the condenser and to keep dust from being accumulated on the cylindrical cleaning portion; a wire winch installed at one end of the driving axle and configured to move the cylindrical cleaning portion through the driving axle up and down; and a driving motor engaged with the driving axle and configured to rotate the cylindrical cleaning portion around the driving axle, wherein the cleaning surface of the cylindrical cleaning portion contacts the plurality of heat exchange fins, wherein the cleaning surface is configured to clean dust stuck in the plurality of heat exchange fins by contacting with and rotating through the heat exchange fins, and wherein operational time and speed of the wire winch and the driving motor are controlled to optimize cleaning, a guide frame disposed on each side of the condenser, comprising a guide rail along an inner side, a wing, an engaging portion; and a carrying plate fixed to a delivering roll through a hinge axis, engaging and commuting up and down along the guide rail of the guide frame, wherein a fixing panel is fastened to the engaging portion of the wing of the guide frame, wherein a wire penetrating top and bottom plates of the fixing panel is fixed to an engaging clip and the wire is wound on the wire winch fixed to the driving axle, such that, as the wire winch rotated by the driving motor winds or unwinds the wire, the cleaning brush commutes up and down.