Regarding the lubrication knowledge and structural characteristics of electric hoists used in explosive environments, the following is a detailed explanation from a professional perspective:

Lubrication knowledge

The importance of lubrication:

In explosive environments, the lubrication of electric hoists not only affects the normal operation and efficiency of the equipment, but also directly affects the safety and service life of the equipment. Good lubrication can reduce friction and wear, lower energy consumption, and improve equipment reliability and stability.

Selection of lubricants:

The selection of lubricants should be comprehensively considered based on factors such as the working conditions, ambient temperature, and load characteristics of the electric hoist. In explosive environments, lubricants should have good oxidation resistance, corrosion resistance, and stability to ensure that they can maintain good lubrication effects even under harsh conditions.

At the same time, lubricants should comply with relevant safety standards to avoid generating static electricity or sparks during friction, which can cause explosions.

Lubrication parts:

The main lubrication parts of electric hoists include gearboxes, bearings, chains, etc. These parts bear significant loads and friction during equipment operation, so regular lubrication is required to reduce wear and friction.

The gearbox should be lubricated with appropriate lubricating oil to ensure smooth and reliable gear transmission. Bearings and chains can be lubricated with grease to reduce friction and wear.

Lubrication cycle:

The lubrication cycle should be determined based on the usage of the equipment and the performance of the lubricant. Generally speaking, equipment should be adequately lubricated before initial use, and the amount and quality of lubricant should be regularly checked during use, supplemented or replaced in a timely manner.

Structural characteristics

Explosion proof performance:

Electric hoists used in explosive environments must have excellent explosion-proof performance. This is usually achieved through the use of explosion-proof motors, explosion-proof electrical components, and special explosion-proof structures. Explosion proof motors can prevent sparks or high temperatures generated inside the motor from causing explosions; Explosion proof electrical components can ensure that the electrical system does not generate electrical sparks or high temperatures during operation; The special explosion-proof structure can prevent explosive mixtures from entering the interior of the equipment.

Compact structure:

Electric hoists usually have the characteristics of compact structure and small volume, making them easy to install and use in limited spaces. This compact structural design not only saves space, but also improves the flexibility and applicability of the equipment.

Strong carrying capacity:

Electric hoists used in explosive environments typically have high load-bearing capacity and can meet lifting requirements under different load conditions. This is due to the use of high-strength materials and optimized structural design.

Safe and reliable:

In addition to explosion-proof performance, electric hoists also have various safety protection devices, such as overload protection, limit protection, braking protection, etc., to ensure the safety and reliability of the equipment during operation. These safety protection devices can promptly cut off power or stop operation in case of equipment abnormalities or malfunctions, preventing accidents from occurring.

The main equipment produced by Hebei Makita: stage electric hoist, electric chian hoist, wire rope electric hoist，Hand chain hoist, lever hoist, pneumatic hoist and other lifting equipment