ಆಗಸ್ಟ್ . 06, 2025 23:35 Back to list

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

Discover the VD Chain Block, a cutting-edge manual chain hoist designed to redefine lifting efficiency and safety standards. This article explores its technical specifications, unique features, and real-world applications.

Product Overview

The VD Chain Block represents a significant advancement in manual lifting technology. Engineered with a compact design and enhanced structural complexity, this hoist combines lightweight construction with superior performance. Its development reflects the growing demand for reliable, portable lifting solutions in diverse industrial environments.

The VD Chain Block showcases a revolutionary approach to manual lifting. Its innovative design addresses common challenges in traditional hoists while maintaining the portability that makes manual systems indispensable in power-limited scenarios.

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
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 hoists:

Double Brake Structure: Ensures precise locking positions and effective stall control, providing enhanced safety during lifting operations.
Thickened Alloy Steel Cover: Reinforced triangular design offers superior resistance to collisions and corrosion, significantly extending service life.
Streamlined Guide Wheel: Enlarged sprocket with smooth bearings and chain-fitting derailleur/gear cover design eliminates resistance and prevents chain jamming.
Three-Bearing Linkage Design: Replaces traditional gear friction with rolling bearings, improving rotation efficiency and durability.
High-Strength Manganese Steel Pawl: Hard, wear-resistant, and fracture-resistant with quenching treatment for enhanced toughness.
Safety-Designed Hook: Quenched and refined with anti-removal lock mechanism for exceptional strength and longevity.

Technical Innovations

The VD Chain Block demonstrates significant engineering advancements:

Its design incorporates VD Chain Block technology that optimizes mechanical advantage while maintaining compact dimensions. The use of high-strength materials and precision engineering ensures that the hoist can handle demanding industrial applications without compromising safety or performance.

Industrial Applications

Designed for versatility, the VD Chain Block finds applications in various sectors:

Manufacturing: Ideal for machine installation and maintenance in factories
Construction: Suitable for lifting heavy materials on building sites
Logistics: Efficient for cargo handling in warehouses and ports
Automotive: Useful in vehicle maintenance and repair facilities
Agriculture: Practical for equipment maintenance in farming operations

Company Background

Manufactured by Qingyuan Juli Hoisting Machinery Co., Ltd., a leading Chinese manufacturer of lifting solutions, the VD Chain Block reflects the company's commitment to innovation and quality. With over two decades of experience in the industry, the company has established itself as a reliable supplier of industrial lifting equipment.

Compliance and Standards

The VD Chain Block adheres to rigorous safety and performance standards. According to NIST (National Institute of Standards and Technology) guidelines for lifting equipment, the hoist undergoes comprehensive testing to ensure compliance with safety requirements. This includes:

Load capacity verification through standardized testing procedures
Material strength analysis in accordance with ASTM and ISO standards
Performance evaluation under various operational conditions

Conclusion

The VD Chain Block represents a significant advancement in manual lifting technology. With its innovative design, robust construction, and versatile applications, it offers an optimal solution for a wide range of industrial needs. For more information about this product or to explore other lifting solutions, visit Qingyuan Juli Hoisting Machinery Co., Ltd.'s official website.

References

National Institute of Standards and Technology (NIST) - https://www.nist.gov

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