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China Suppliers Factory Manual Chain Hoist - 1 Ton, 3 Tons, 5 Tons Small Electric Hoist Options
Working Principle
The working principle of a triangular chain hoist is similar to that of a circular chain hoist, mainly by manually operating the chain to lift heavy objects. Specifically, a chain hoist is mainly composed of manual chains, hand chain wheels, ratchet wheels, gear sets, and other components. When the operator pulls the manual chain, the hand chain wheel rotates accordingly, and through the transmission effect of the gear set, the lifting chain wheel is driven to rotate, thereby driving the lifting chain to lift heavy objects.
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Triangular vs. Circular Chain Hoist
The triangular design makes the shell and internal parts more compact, reduces gaps, lowers the chance of dust entering, and is less likely to deform under external impact, thus better protecting the internal parts.
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Key Advantage
The triangular chain hoist is more labor-saving, operates more smoothly, and has a longer service life during use.
Scope of Use
The triangular chain hoist has a wide range of applications, mainly used in the following fields:
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Industrial & Construction Sites
Factories, mines, docks, warehouses, construction sites, and agricultural production โ commonly used for lifting goods and hoisting equipment, especially where there is no power supply or the site is small.
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Flammable & Explosive Environments
Petroleum, chemical, refining, gas extraction, oil transportation, and mining operations โ widely used due to their explosion-proof design.
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Outdoor Workplaces Without Power Supply
Buildings, bridges, paving and road construction projects โ frequently used due to their manual operation characteristics.
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More Stable Structure
Compact design reduces gaps between internal parts and the cover, minimizing external damage and extending service life.
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Longer Service Life
Compact structure means internal parts are not easily damaged, significantly improving durability.
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Effortless Operation
Smoother to use, less pulling force required, easier to operate and less prone to chain jamming.
Technical Parameters
| Standard | Model Specification |
|---|---|
| National Standard | 1T ร 3m |
| National Standard | 2T ร 3m |
| National Standard | 3T ร 3m |
| National Standard | 5T ร 3m |
| National Standard | 10T ร 3m |
| National Standard | 20T ร 3m |
| National Standard | 1T ร 6m |
| National Standard | 2T ร 6m |
| National Standard | 3T ร 6m |
| National Standard | 5T ร 6m |
| National Standard | 10T ร 6m |
| National Standard | 20T ร 6m |
| National Standard | 1T ร 9m |
| National Standard | 2T ร 9m |
| National Standard | 3T ร 9m |
| National Standard | 5T ร 9m |
| National Standard | 10T ร 9m |
Characteristics
๐บ Triangle Chain Hoist
๐ฉ Thickened Casing
โก Strong Power
โ๏ธ Manganese Steel Chain
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Lifting Height: 3m
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Standard Lifting Height: 3m
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Increase Speed: 3m/min
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Chain Diameter: 6mm
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Min. Distance Between Two Hooks: 185mm
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Rated Lifting Capacity: 1000 Kg
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Net Weight: 10 Kg
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Load: 1250 Kg
Application Scope
1 Tons
2 Tons
3 Tons
5 Tons
Frequently Asked Questions (FAQ)
โWhat is a triangular chain hoist and how does it work?
A triangular chain hoist is a manual lifting device that uses a hand-operated chain to raise and lower heavy loads. When the operator pulls the manual chain, the hand chain wheel rotates, driving a gear set that turns the lifting chain wheel and moves the load up or down. Its triangular casing design makes it more compact and durable compared to circular chain hoists.
โWhat is the maximum lifting capacity of a triangular chain hoist?
Triangular chain hoists are available in a wide range of capacities. Based on the technical parameters listed, models range from 1 Ton up to 20 Tons, with standard lifting heights of 3m, 6m, and 9m, making them suitable for both light and heavy-duty applications.
โCan a triangular chain hoist be used in explosive or hazardous environments?
Yes. Triangular chain hoists are widely used in flammable and explosive environments such as petroleum facilities, chemical plants, refineries, gas extraction sites, oil transportation operations, and mining. Their explosion-proof design makes them a safe and reliable choice in these high-risk settings.
โWhat are the main advantages of a triangular chain hoist over a circular chain hoist?
The triangular chain hoist offers several key advantages: a more stable and compact structure that reduces internal gaps, better resistance to dust and external impact, a longer service life due to better protection of internal components, and smoother, more effortless operation with less chain jamming risk.
โIs a triangular chain hoist suitable for outdoor use without a power supply?
Absolutely. Since triangular chain hoists are manually operated, they do not require any electricity. This makes them ideal for outdoor job sites such as building construction, bridge projects, road paving, and other locations where a power supply is unavailable or impractical.
โWhat materials are used in the construction of a triangular chain hoist?
Triangular chain hoists feature a thickened casing for added protection and use manganese steel chains, which are known for their high tensile strength and durability. These material choices contribute to the hoist's strong lifting power and extended service life under demanding working conditions.