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Rotatable lifting hook assembly

2012 
The utility model discloses a rotatable lifting hook assembly which comprises a support, pin shafts and lifting hooks, wherein the support is a welding part, and is divided into an upper support and a lower support, and the upper support and the lower support can be welded into a whole. A circular hole matched with a suspension arm is formed in the upper support, and the lower support comprises a left side plate and a right side plate which are symmetrical with each other in the left and right direction. The lower end of the left side plate and the lower end of the right side plate are respectively provided with a circular hole, and the pin shafts are fixedly arranged on the circular holes of the left side plate and the right side plate. The lifting hooks are fixedly arranged on the pin shafts by nuts and thrust bearings. The circular hole of the upper support, the circular hole of the left side plate and the circular hole of the right side plate are internally and respectively provided with a metal bearing bush. The rotatable lifting hook assembly has the benefic effects of being capable of being used in cooperation with the suspension arm, winging back and forth as well as left and right, and convenient to use; the support is a whole welding structure, so that the rotatable lifting hook assembly is high in strength, and good in safety; after the structures of the metal bearing bushes are adopted, the rotatable lifting hook assembly is good in abrasive resistance, and the service life of the rotatable lifting hook assembly can be prolonged; and a thrust bearing is additionally arranged, so that the lifting hooks can wing around the pin shafts left and right, and the 360-degree free rotation of the lifting hooks can be realized.
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