The flour mill uses explosion-proof hand-operated elevators (although not directly referred to as "hand-operated", considering that hand-operated is a form of mechanical operation and explosion-proof is a key characteristic, it can be understood as explosion-proof mechanical lifting equipment) for lifting operations, mainly for safety considerations. The following is a detailed analysis of the reasons:

1、 Dust explosion risk

Dust characteristics: Flour and other grain dust have flammable and explosive properties. When the dust concentration reaches a certain level and encounters a fire source or high temperature, it is extremely prone to explosion.

Working environment: During the production process of a flour mill, a large amount of flour dust is generated, which may accumulate in equipment, pipelines, containers, and various corners of buildings, forming potential sources of explosion.

2、 Advantages of Explosion proof Hand cranked Elevators

Explosion proof design: The explosion-proof hand-operated hoist adopts special materials and structural design, which can prevent the generation of electric sparks or high temperatures in dusty environments, thereby avoiding the explosion of dust. This design complies with relevant standards and specifications for explosion-proof electrical equipment and can be safely used in hazardous environments.

Mechanical operation: Compared with electric hoists, manual hoists do not require electric drive, so there is no risk of electrical failure causing fire or explosion. Mechanical operation is simpler, more reliable, and easier to maintain.

Flexibility: Hand cranked elevators are usually compact, lightweight, and flexible, and can be used in narrow or complex working environments. In places such as flour mills where frequent material lifting is required, hand cranked elevators can be easily moved to the desired location for operation.

3、 The need for safe production

Preventive measures: In order to ensure production safety, flour mills need to take a series of preventive measures to reduce the risk of dust explosions. The use of explosion-proof hand-operated elevators is an important part of it, as it can reduce the generation of fire sources at the source and lower the likelihood of explosions.

Regulatory requirements: According to relevant laws, regulations, and standards, enterprises involved in dust explosion hazards must use equipment and facilities that meet explosion-proof requirements. As a typical dust explosion hazardous area, flour mills must strictly comply with these regulations to ensure safety during the production process.

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