Sep . 22, 2025 15:55 Back to list

VD Chain Block - Qingyuan Juli Hoisting Machinery Co., Ltd. | Manual Lifting, Durability

The VD chain hoist represents a significant advancement in manual lifting technology, combining innovative design with robust engineering. Developed by Qingyuan Juli Hoisting Machinery Co., Ltd., this product addresses the evolving needs of industries requiring reliable, lightweight, and efficient lifting solutions. This article explores the technical specifications, key features, applications, and company background of the VD chain block, supported by authoritative references from the National Institute of Standards and Technology (NIST).

Product Overview

The VD chain hoist is an upgraded manual lifting tool designed for industrial, agricultural, and construction applications. Its compact structure and lightweight design enhance portability, while advanced materials ensure long-term durability. According to NIST guidelines on material performance ^[1], the use of high-quality alloys and precision manufacturing processes aligns with industry standards for safety and reliability.

Key Features and Technical Specifications

The VD chain block incorporates several engineering innovations to improve efficiency and safety:

Double Brake Structure: Ensures precise locking and stable lifting, minimizing the risk of accidents.
Thickened Alloy Steel Cover: Reinforced against corrosion and impact, extending service life.
Streamlined Guide Wheel: Reduces resistance and prevents chain jamming for smoother operation.
Three-Bearing Linkage Design: Replaces traditional gears with rolling bearings, enhancing rotation efficiency.
High-Strength Manganese Steel Pawl: Resistant to wear and fracture, with improved toughness after quenching.
Safety-Designed Hook: Features an anti-removal lock for secure load retention.

Product Specifications 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 (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

Applications and Industry Use Cases

The VD chain hoist is ideal for environments where portability and reliability are critical. Its applications include:

Industrial Machinery Installation: Facilitates precise lifting of heavy components in manufacturing facilities.
Construction and Mining: Suitable for outdoor operations without access to power sources.
Agricultural Equipment Handling: Efficient for loading/unloading machinery in rural settings.
Vehicle Maintenance: Enhances safety during tire changes and component replacements.

As noted in NIST's Engineering Standards for Lifting Equipment ^[2], such tools must balance ergonomic design with structural integrity, which the VD chain block achieves through its lightweight yet durable construction.

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

Based in China, Qingyuan Juli Hoisting Machinery Co., Ltd. specializes in manufacturing high-performance lifting solutions. The company adheres to rigorous quality control processes, ensuring compliance with international safety standards. Their commitment to innovation is evident in the VD chain block's advanced design, which reflects their expertise in material science and mechanical engineering.

Conclusion

The VD chain block exemplifies the synergy between engineering excellence and practical utility. With its enhanced features, precise specifications, and versatile applications, it meets the demands of modern industrial environments. For further details, visit the VD chain hoist product page or explore the company's offerings at Qingyuan Juli Hoisting Machinery Co., Ltd..

References

^[1] National Institute of Standards and Technology (NIST) - Material Performance Guidelines.

^[2] NIST Engineering Standards for Lifting Equipment.

VD Chain Block - Qingyuan Juli | Manual Lifting Solutions