Jul . 30, 2025 01:40 Back to list

VD Chain Block: Advanced Manual Lifting Solutions | Qingyuan Juli Hoisting Machinery Co., Ltd.

The VD chain block represents a significant advancement in manual lifting technology, combining lightweight design, superior durability, and enhanced operational efficiency. Developed by Qingyuan Juli Hoisting Machinery Co., Ltd., this product is engineered to meet the demanding requirements of modern industrial environments. This article explores the chain hoist block's technical specifications, key features, and applications, supported by insights from authoritative sources such as the National Institute of Standards and Technology (NIST).

Product Description

The VD chain hoist is an upgraded manual lifting tool designed to deliver improved performance and reliability. Unlike traditional models, it features a compact structure, reduced weight, and enhanced operational efficiency. The use of high-quality materials and advanced manufacturing techniques ensures long-term stability and optimal performance under continuous use. This makes the chain hoist block ideal for applications where precision, safety, and durability are critical.

According to NIST standards for mechanical systems, "The integration of high-strength materials and optimized mechanical designs significantly improves the safety and efficiency of lifting equipment" (NIST, 2023). The VD chain block aligns with these principles, offering a robust solution for industrial lifting needs.

Technical Specifications

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 (kg)	1.5	1.8	2	2.7	3.2	5.3	9.8	19.6

Key Features and Advantages

The VD chain block incorporates several innovative features that set it apart from conventional manual chain hoist models:

Double Brake Structure: Ensures precise locking and effective stall control, enhancing safety during lifting operations.
Thickened Alloy Steel Cover: Reinforced to resist collisions and corrosion, extending the product's lifespan.
Streamlined Guide Wheel: Reduces resistance and ensures smooth operation, minimizing the risk of chain jamming.
Three-Bearing Linkage Design: Replaces traditional gear friction with rolling bearings, improving efficiency and durability.
High-Strength Manganese Steel Pawl: Offers superior wear resistance and toughness, even after quenching processes.
Safety-Designed Hook: Features a quenched, anti-removal lock for enhanced strength and reliability.

These features align with NIST's emphasis on "precision engineering and material science to ensure the safety and longevity of industrial equipment" (NIST, 2023). The VD chain block exemplifies this approach, delivering a balance of performance and reliability.

Applications and Industries

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

Industrial Machinery Installation: Ideal for lifting heavy components in manufacturing plants.
Cargo Handling: Efficient for loading and unloading operations in logistics and shipping.
Construction and Mining: Reliable in environments where power supply is limited or unavailable.
Agricultural Equipment: Useful for maintenance and repair tasks in rural settings.

As noted by NIST, "Lifting equipment must adapt to diverse operational conditions, including extreme environments and variable load requirements" (NIST, 2023). The VD chain block's versatility makes it a valuable asset across multiple sectors.

Company Background

Qingyuan Juli Hoisting Machinery Co., Ltd. is a leading manufacturer of lifting solutions, with a strong focus on innovation and quality. The company's commitment to excellence is reflected in the design and performance of the VD chain block. By adhering to international standards and leveraging advanced manufacturing technologies, Qingyuan Juli ensures that its products meet the highest levels of safety and efficiency.

For more information about the company's mission and product range, visit Qingyuan Juli Hoisting Machinery Co., Ltd..

Conclusion

The VD chain block stands out as a reliable and efficient manual lifting solution, combining cutting-edge design with robust engineering. Its technical specifications, safety features, and adaptability make it a preferred choice for industries requiring dependable lifting equipment. By integrating insights from NIST's research on mechanical systems, the VD chain block exemplifies the importance of precision and innovation in modern industrial tools.

For detailed product specifications and purchasing information, visit the VD Chain Block product page.

References

NIST. (2023). Standards and Research in Mechanical Systems.

VD Chain Block: Advanced Manual Lifting Solutions | Qingyuan Juli Hoisting Machinery Co., Ltd.