Explain the use and operation steps of manual hoists

The chain hoist is a simple to use and easy to carry manual lifting tool, suitable for short-distance lifting of small equipment and goods. It has the characteristics of safety and reliability, easy maintenance, high mechanical efficiency and easy portability. It is suitable for factories, mines, construction sites, docks, docks, warehouses, etc. to install machines and lift goods, especially for open-air and non-powered operations, showing its superiority. The use method and operation steps of chain hoists are as follows:

1. Find a chain hoist suitable for your tonnage before lifting the goods.

2. Handle the upper hook of the hoist and fix it to a safe position.

3. Before lifting the goods, check whether the goods are placed horizontally and safely above and below the lower hook, and there must be no skew between the goods and the lower hook to prevent danger.

4. When lifting heavy objects, the operator should stand in the same plane as the hand zipper wheel and start to pull the hand zipper strips. When lifting heavy objects, they must pull vertically. The hand chain wheel rotates clockwise and the weight rises; otherwise, the hand chain wheel is counterclockwise. Rotate the hour hand, and the weight will change and drop. When pulling the zipper, you should evenly ease the rise. Do not apply excessive force. Excessive force will twist the chain together. At the same time, do not apply excessive force. If you find that it cannot be pulled during operation Do not use force or increase personnel to stop immediately and check the accident. It is strictly forbidden to walk around during lifting to avoid danger, and pay attention to its height when using it.