Use hoists the regulations? Answer: a general three tons or less confined to one person hoists, limited to two five tons or more. As required when the number of pull them, there must be a fault, it should identify the reasons for chain hoists manufacturers, not by people strong pull. 2, hand chain sprocket should be consistent with the direction of the slot to prevent the zipper off. Operations forces zipper child should be uniform, not too much too fast. 3, after eating load chain hoists chain hoists, should generally be in place in time to make the object, unloading off the hook, if temporarily unable to unload, hand chain should be fastened on the lifting chain, the chain does not move to prevent falling objects. Operating hoists, we should do in order to avoid the risk of the operation: ① choose appropriate weights based on the weight of chain hoists, if the weight is not clear, as far as possible to select a bigger chain hoists; ② received after hoists, first check the hoist no inspection certificate, followed by the surface structure (lifting chain or without open welding, cracks, etc.) inspection; ③ in 10t hoists above (including 10t) hoists the case where there is, as far as possible to make 1.1 times the crane hoist re-test and inspect hoist performance; ④ use to check whether the kinks in the chain, hook or without flip; when ⑤ use, station location with zipper hand side, lifting process, strictly prohibited to do any work or walk under heavy loads in order to avoid injury. ⑥ Please cherish our common work equipment, good maintenance, and inspection work when idle period, "the idea that Japanese military forces while" so that we use to ensure the safety of construction to the greatest extent. Where hoists chain hoists _ _ Jiangsu Xinyu Xinyu Lifting by Crane Co. Qingyuan provided. Qingyuan Xinyu Crane Co. (xyqz0312.1688.com) strong, credible, Baoding in Hebei engineering, construction crane industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Xinyu lifting and you hand into the brilliant, for a better future!