(1)使用手扳葫芦时,起重量不准超过允许荷载,要按照标记的起重量使用。 (2)使用时不能任意的加长手柄,因手扳葫芦的起重量是有限的,两手扳力也有一定的大小,加长手柄会造成手扳葫芦的超载使用,致使部件损坏。 (3)要经常检查钢丝绳有无磨损和扭结、断丝、断股,凡不符合安全使用的一定要更换。
(1) when lifting the hoist, the lifting weight shall not exceed the allowable load, and shall be used according to the lifting weight of the mark. (2) the handle can not be arbitrarily lengthened when used, because the lifting capacity of the hand hoist is limited, and the pulling force of both hands has a certain size, and the lengthened handle can cause overloading of the hoist, resulting in the damage of the components. (3) always check whether the wire rope wear and kinking, broken wire, broken strands, which does not meet the safe use must be replaced.