精密起重手动葫芦：探索 3 种经过验证的无动力操作类型

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Manual Hoists is a commonly used hand-operated lifting tool that lifts and lowers objects by pulling a chain. It is widely used in environments where there is no power supply or where high precision control is required. A Manual Hoist usually consists of a sprocket assembly, a manual chain, a hook, a guide frame and so on.

10 款适用于密闭、离网和腐蚀性环境中重型起重的手动链式葫芦

The manual chain hoists, also known as manual chain hoists, is a simple-to-use and portable manual lifting device.

6 手动小车起重机专为低净空、受限起重和安全关键环境而设计

A manual trolley hoist is a commonly used manual lifting tool, usually for lifting and moving small objects. It consists of a trolley and hoist that can be operated to lift loads by manually pulling a chain or rope.

10 款多功能杠杆葫芦，适用于紧凑和恶劣环境下的精确起重

The lever hoist is a common type of manual lifting device used in a wide variety of industrial and warehousing applications to lift and move heavy loads. It can be easily used for lifting small loads. Due to its high efficiency, convenience and low cost, the hand chain hoist has become an essential tool for many small and medium-sized projects and daily work.

Manual Hoists Features:

Manual operation: the load is lifted and lowered by hand-pulling the chain during operation, which is suitable for occasions where there is no power supply.
Simple structure: hand chain hoist usually has a simple structure, easy to use and maintain.
Load capacity: common hand chain hoists have different load capacities, ranging from a few hundred kilograms to several tonnes.
Lifting method: Objects are raised and lowered manually by pulling on chains or wire ropes, which is suitable for precise control in small areas.
Flexibility: The running hoist can be adjusted to fit different widths of track by adjusting the number of shims. It makes the installation easier and more flexible.

Manual Hoists Advantages:

No need for electricity: suitable for working environments away from power sources, can be operated manually, reducing dependence on electricity.
Affordable: compared with electric hoist, hand chain hoist price is cheaper, maintenance costs are relatively low.
High safety: hand chain hoist is usually equipped with overload protection device, can effectively prevent the operation of the danger.
Efficient and convenient: the operation can be manually controlled lifting speed, suitable for the need for fine operation occasions.

Application Scenarios:

Warehouses and assembly lines: used in warehouses for lifting, handling and positioning heavy loads. In the assembly line, it is used for assembling and transferring machines and equipments, etc.
Industrial manufacturing: used for lifting parts, equipment or heavy objects in the production line.
Building construction: commonly used for moving building materials, equipment, etc. on construction sites, especially where there is no power supply.
Repair and maintenance: used for lifting and moving machines and equipment when repairing them.
Small ships and harbours: hand chain hoists are also widely used when lifting goods on board ships or in harbours.

选择建议：

Load capacity: Select the appropriate lifting capacity according to the job requirements and make sure the hoist can withstand the maximum load.
Lifting height: Make sure the hoist can provide sufficient lifting height to meet the job requirements.
Operating environment: Choose a model that is suitable for the operating environment, e.g. corrosion-resistant design for outdoor or humid environments.

Overall, hand chain hoists are widely used in a variety of industries where heavy loads need to be hoisted or lifted due to their economical, reliable and convenient features.