FOREIGN MATTER INFLOW DETECTION DEVICE AND DAMAGE PREVENTION SYSTEM USING THE SAME

摘要

The present invention provides a foreign matter inflow detection device which comprises: a support unit provided with a filter net in one area of the center thereof; a cover arranged at both sides of the support unit; a connection unit connecting one side of the cover to the support unit for the cover to rotate; and a detection sensor connected to the filter net to detect an inflow of foreign matter.