1 ton Manual chain block of Chenghua brand form China
The chain block is a commonly used lifting tool. The chain block produced by open source lifting is from 0.25t to 50 tons, and the chain can be extended to 30 meters long. Because it does not need electricity, and the price is much cheaper than the electric hoist, it is deeply liked by many households. Large tonnage chain block can lift large-scale goods, which can save time and effort. Where electric hoist cannot be used, chain hoist fully shows its advantages, so it is widely used in various places
characteristic
The main parts of this product are made of high-quality steel, and have the following characteristics in design and service performance:
• safe, reliable and durable
• good performance and easy maintenance
• small size, light weight and easy to carry
• small hand pulling force and high efficiency
• advanced structure and beautiful appearance
Scope of application
The chain block is also called immortal gourd, Jinbu drop and manual gourd
It is a simple and portable manual lifting machine, also known as "chain hoist" or "chain block". It is suitable for short-distance lifting of small equipment and goods, and the lifting capacity is generally not more than 10t. The chain block has the characteristics of compact structure and small hand tension.
Usage rules
Overload is strictly prohibited.
It is forbidden to operate with power other than manpower.
Before use, make sure that the parts are intact, the transmission part and the lifting chain are well lubricated, and the idling condition is normal.
Check whether the upper and lower hooks are fastened before lifting. It is strictly prohibited to lift heavy objects at the tip and other wrong operations. The lifting chain shall be hung vertically without twisted chain links, and the lower hook frame of the double chain shall not be overturned.
The operator shall stand in the same plane as the hand chain wheel and pull the hand chain to rotate the hand chain wheel clockwise to raise the weight; Pull the hand chain in the opposite direction, and it can slowly drop at noon.
When lifting heavy objects, it is forbidden to do any work or walk under the heavy objects to avoid personal accidents.
In the process of lifting, no matter whether the weight rises or falls, when pulling the hand chain, the force shall be uniform and gentle. Do not use excessive force to avoid the hand chain jumping or snap ring.
If the operator finds that the hand tension is greater than the normal tension, he shall immediately stop using.
Maintenance method
After use, the hoist shall be cleaned, coated with anti rust grease and stored in a dry place.
Maintenance and overhaul shall be carried out by those who are familiar with the hoist mechanism to prevent those who do not understand the performance and principle of the machine from disassembling and assembling at will.
After cleaning and maintenance, the hoist shall be subject to no-load test to confirm normal operation and reliable braking before delivery.
The friction surface of the brake must be kept clean. The brake part shall be inspected frequently to prevent the brake failure and the self falling of the middle object.
