X
Electric hoists represent their own machinery, strength, and toughness, while the stage is elegant, flowing, and soft, with conflicts and collisions between the two.
When the lifting chain of the stage electric hoist encounters any situations, it should be prohibited to use it Some customers know that when the lifting chain is twisted and severely rusted and cann
Category : V7 Stage Electric Series
Get a Quote
Product Details
When the lifting chain of the stage electric hoist encounters any situations, it should be prohibited to use it
Some customers know that when the lifting chain is twisted and severely rusted and cannot be ruled out, it must be prohibited to use. However, there are also prohibited situations that you are not aware of:
When the elongation of a single link exceeds 3% of the nominal pitch, and the elongation of a double link exceeds 5% of the nominal pitch, it is prohibited to use it;
2. When inspecting chain link welding cracks or other harmful defects with the naked eye or other equipment, it is prohibited to use it;
3. After being damaged by the heat source, it cannot continue to be used;
4. After excessive pitting or corrosion (acid, alkali), it cannot continue to be used;
5. The dangerous section wear of components and accessories is reduced by 10% of the original size, and their use is prohibited.
Note: The length of the lifting chain can be adjusted according to the lifting height of the lifting object, which is an essential component of the lifting device for cranes.
Precautions for the use of the stage electric hoist lifting chain
1. Whether the joint is loose or deformed
2. Are the rollers cracked, damaged, or excessively worn
3. Whether the pin is deformed or rotating, or corroded by embroidery
4. Is there any abnormal noise or vibration during operation, and is the lubrication of the chain in good condition
5. Whether the inner/outer chain pieces are deformed, cracked, or corroded
RELATED PRODUCTS .
The electric hoist for stage audio equipment is a professional hoisting device made of high-strength lightweight alloy with an integrated compact structure. Its rated load capacity is precisely matche
The stage show hoist controller is a core control device that integrates safety protection command transmission functions such as limit protection and overload protection, used to accurately control t
The truss-specialized electric winch is a hoisting device equipped with precise limit and overload protection, specially designed for the lifting and shifting operations of stage trusses.
The control of lifting speed of high-quality manual chain hoists is directly related to the type of load borne by the chain, and is an important factor affecting the service life of the chain. During
2025-11-05
创始人
0
GET show Guangzhou International Performing Arts E...
Tianjin Kemei Machinery Manufacturing Co., Ltd. has been deeply engaged in the stage equipment manufacturing field for many years and has developed into a modern benchmark e...
2025-11-05
创始人
0
Guangzhou International Performing Arts Equipment ...
In the era of the rapid development of stage lifting equipment and intelligent acousto - optic technology, every industry event serves as a crucial opportunity for innovatio...
2025-05-27
创始人
0
Guangzhou International Professional Lighting and ...
We look forward to meeting you at the exhibition site and jointly drawing a new blueprint for industry development!
2025-02-28
创始人
0
The participation of Tianjin Kemei in the Guangzho...
Tianjin Kemei made a remarkable and eye-catching appearance at the Guangzhou (International) Performing Arts Equipment, Intelligent Acoustic, Optical and Electrical Products...
