Device for improving operation stability of air cooler of LNG factory in winter

The utility model discloses a device for improving the running stability of an air cooler in an LNG (Liquefied Natural Gas) factory in winter, the air cooler exchanges heat through a fan, an air guide shell is arranged outside the fan, and a wind shield is fixedly arranged on the outer side of the air guide shell; comprising an air duct which is fixedly installed at the upper end of a wind shield in a penetrating mode, and supporting frames are fixedly installed at the two ends of the side of the wind shield; the positioning frame is mounted at the upper end of the interior of the guide frame in an embedded mode, and waterproof heat preservation tarpaulin is mounted on the inner side of the positioning frame in a winding mode; and the driving motor is fixedly installed at the side position of the guide frame, and the output end of the side face of the driving motor is connected with a driving lead screw. According to the device for improving the running stability of the air cooler in the LNG factory in winter