Aug . 07, 2025 03:15 Back to list

VD Chain Block: Efficient Manual Lifting Solutions|Safe, Durable Design

The VD chain block represents a significant advancement in manual lifting technology, offering a compact, lightweight, and highly efficient solution for industrial and commercial applications. Developed by Qingyuan Juli Hoisting Machinery Co., Ltd., this product combines innovative engineering with durable materials to deliver reliable performance in demanding environments.

Key Features and Advantages

The VD chain block is designed to address the limitations of traditional lifting tools. Its upgraded structure ensures improved work efficiency while maintaining a small footprint. The use of high-quality materials and meticulous craftsmanship guarantees stable performance over extended periods. Below are the standout features:

Double Brake Structure: Ensures precise locking positions and effective stall control, enhancing safety during operations.
Thickened Alloy Steel Cover: Reinforced with a triangular design, this component resists collisions and corrosion, extending the product's lifespan.
Streamlined Guide Wheel: Minimizes resistance and prevents chain jamming through an enlarged sprocket and optimized gear cover.
Three-Bearing Linkage Design: Replaces traditional gear friction with rolling bearings, improving rotation efficiency and durability.
High-Strength Manganese Steel Pawl: Resistant to wear and fracture, with enhanced toughness after quenching.
Safe-Designed Hook: Features a quenched, anti-removal lock for added security and longevity.

Technical Specifications

The VD chain block is available in multiple models, each tailored to specific lifting requirements. The following table outlines the key parameters:

Model	VD-0.5	VD-1	VD-1.5	VD-2	VD-3	VD-5	VD-10	VD-20
Capacity (t)	0.5	1	1.5	2	3	5	10	20
Standard Lifting Height (m)	2.5	2.5	2.5	2.5	3	3	3	3
Test Load Capacity (t)	0.75	1.25	2.25	3	4.5	7.5	12.5	25
Pulling Force to Lift Full Load (N)	262	324	395	330	402	430	438	438
No. of Load Chain Lines	1	1	1	1	1	2	4	8
Diameter of Load Chain (mm)	5	6	7	8	10	10	10	10
Net Weight (kg)	9.3	12.2	16.5	19.5	32	43	80.7	180
Extra Weight per Meter of Extra Lifting Height (kg)	1.5	1.8	2	2.7	3.2	5.3	9.8	19.6

Applications and Industry Use Cases

The VD chain block is versatile, suitable for a wide range of applications, including:

Industrial Machinery Installation: Ideal for lifting heavy components in manufacturing plants.
Construction and Mining: Efficient in open-air environments where power sources are limited.
Vehicle Loading and Unloading: Simplifies cargo handling in logistics and transportation.
Agricultural Equipment: Supports maintenance and repair tasks in farming operations.

Company Background: Qingyuan Juli Hoisting Machinery Co., Ltd.

As a leading manufacturer in lifting equipment, Qingyuan Juli Hoisting Machinery Co., Ltd. has established itself as a trusted name in the industry. With a focus on innovation and quality, the company ensures its products meet rigorous safety and performance standards. Their commitment to customer satisfaction is reflected in the design and functionality of the VD chain block.

Compliance and Safety Standards

The VD chain block adheres to international safety standards, ensuring reliability in critical operations. For further information on safety protocols, refer to the National Institute of Standards and Technology (NIST) guidelines on lifting equipment. According to NIST, "Safety in lifting operations is paramount, and tools like the VD chain block must undergo rigorous testing to ensure compliance with industry benchmarks [1]."

Conclusion

The VD chain block is a testament to modern engineering, combining efficiency, durability, and safety. Its advanced design and robust specifications make it an essential tool for various industries. By choosing Qingyuan Juli Hoisting Machinery Co., Ltd., users gain access to a product that meets the highest standards of quality and performance.

References

[1] National Institute of Standards and Technology (NIST). (n.d.). Safety Standards for Lifting Equipment. Retrieved from https://www.nist.gov/

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