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Recently, a small factory in a rural town was doing exterior wall painting. Because the staff mistakenly used a hand chain hoist to carry people, the chain of the hand chain hoist suddenly broke, causing the staff to fall from a height and be injured. Safety a...

Hand chain hoist chains generally have smaller specifications. The diameter of the general bar is less than 10mm, and the material is 20Mn2. In addition to the hoist chain, the main products of round chain rigging are high-strength chains, the materials are 25...

As an upgraded version of the fixed pulley, the hand chain hoist completely inherits the advantages of the fixed pulley. At the same time, it adopts the combination of reverse backstop brake reducer and chain pulley block, and has a symmetrically arranged two-stage spur gear rotation structure, which is simple, durable and efficient.

It generally consists of a driving device, a chain winding system, an object retrieval device and a safety device. The driving device includes a hand-pulled chain, a hand-pulled sprocket, a brake disc friction plate and a ratchet, etc. The chain winding system includes a baffle

According to the place of origin, it is divided into: domestic hand chain hoist, imported hand chain hoist

According to the shape, they are divided into: round hand chain hoist, T-shaped hand chain hoist, triangular hand chain hoist, mini hand chain hoist,