Aug . 06, 2025 23:15 Back to list

VD Chain Block: Advanced Manual Lifting Solutions|Precision Engineering&Durability

Introduction to the VD Chain Block

The VD chain block represents a significant advancement in manual lifting technology, offering a compact, lightweight, and highly efficient solution for a wide range of industrial and commercial applications. Designed by Qingyuan Juli Hoisting Machinery Co., Ltd., this product combines cutting-edge engineering with robust materials to deliver exceptional performance and reliability. Whether in construction, manufacturing, or logistics, the VD chain block is engineered to meet the demands of modern lifting tasks with precision and safety.

Key Features and Advantages

The VD chain block stands out in the market due to its innovative design and superior functionality. Here are some of its most notable features:

Double Brake Structure: Ensures precise locking positions and effective stall control, providing a stable lifting experience and enhanced safety.
Thickened Alloy Steel Cover: Reinforced with a triangular design, this feature offers anti-collision and anti-corrosion properties, significantly extending the product's lifespan.
Streamlined Guide Wheel: The enlarged guide sprocket with a smooth bearing minimizes resistance, while the derailleur and gear cover ensure seamless chain operation, preventing jams.
Three-Bearing Linkage Design: Replaces traditional gear friction with a rolling bearing system, improving rotation efficiency and durability.
High-Strength Manganese Steel Pawl: Known for its hardness, wear resistance, and toughness, this component undergoes a quenching process for added resilience.
Safe Designed Hook: Quenched and refined with an anti-removal lock, ensuring strength and longevity.

Technical Specifications

The VD chain block is available in multiple models, each tailored to specific lifting requirements. Below is a detailed specification table:

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 designed to excel in diverse environments, including:

Construction Sites: Ideal for lifting heavy materials and equipment in open-air settings.
Manufacturing Plants: Efficiently handles machine installation and maintenance tasks.
Agricultural Operations: Useful for loading and unloading crops or machinery.
Mining and Quarrying: Reliable in harsh conditions where power supply may be limited.
Logistics and Warehousing: Enhances efficiency in cargo handling without requiring electrical infrastructure.

Its portability and manual operation make it particularly suitable for scenarios where manual chain hoist solutions are preferred over electric alternatives.

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

Qingyuan Juli Hoisting Machinery Co., Ltd., a leading manufacturer in the lifting equipment industry, has established itself as a trusted name through its commitment to innovation and quality. With a focus on chain hoist block solutions, the company combines advanced engineering with rigorous testing to ensure products meet the highest standards. Their expertise in developing durable, user-friendly tools like the VD chain block underscores their dedication to customer satisfaction and operational excellence.

Safety and Compliance

As highlighted by NIST (National Institute of Standards and Technology), safety in lifting equipment is critical to preventing workplace accidents. The VD chain block adheres to stringent safety protocols, including:

Double brake mechanisms to prevent accidental drops.
High-strength materials to withstand heavy loads and harsh conditions.
Anti-corrosion treatments for longevity in varied environments.

These features align with NIST guidelines for design and testing standards, ensuring the VD chain block meets industry benchmarks for safety and performance.

Conclusion

The VD chain block from Qingyuan Juli Hoisting Machinery Co., Ltd. is a testament to the synergy of innovation and practicality in manual lifting solutions. Its advanced features, robust technical specifications, and wide-ranging applications make it an indispensable tool for modern industries. By prioritizing safety, efficiency, and durability, the VD chain block sets a new standard in the chain hoist market, offering users a reliable and versatile lifting solution.

VD Chain Block: High-Efficiency Manual Lifting Solution | Qingyuan Juli Hoisting Machinery Co., Ltd.