Sep . 15, 2025 22:25 Back to list

VD Chain Block - Qingyuan Juli Hoisting Machinery Co., Ltd. | Manual Lifting Solutions, Durable Design

The VD chain block represents a significant advancement in manual lifting technology, combining innovative design with robust engineering to meet the demands of modern industrial and commercial applications. Developed by Qingyuan Juli Hoisting Machinery Co., Ltd., this product exemplifies the company's commitment to quality and performance. This article delves into the features, technical specifications, applications, and the broader context of its development, supported by insights from authoritative sources like the National Institute of Standards and Technology (NIST).

Product Description

The VD chain hoist is an upgraded version of traditional manual lifting devices, characterized by its compact structure, lightweight design, and enhanced work efficiency. Crafted with high-quality materials and exquisite craftsmanship, this hoist ensures stable performance and long-term reliability under demanding conditions. Its design prioritizes user safety and operational ease, making it a preferred choice for industries requiring precise lifting solutions.

VD Chain Block - Qingyuan Juli Hoisting Machinery Co., Ltd. | Manual Lifting Solutions, Durable Design

Key Features and Advantages

Double Brake Structure: Ensures precise locking and effective stall control, providing stable lifting and enhanced safety.
Thickened Alloy Steel Cover: Reinforced with anti-collision and anti-corrosion properties, significantly extending the product's service life.
Streamlined Guide Wheel: Features an enlarged guide sprocket with smooth bearings, reducing resistance and preventing chain jamming.
Three-Bearing Linkage Design: Replaces traditional gear friction with rolling bearings, improving rotation efficiency and durability.
High-Strength Manganese Steel Pawl: Offers hardness, wear resistance, and fracture resistance, with quenching for added toughness.
Safe-Designed Hook: Quenched and refined with an anti-removal lock, ensuring strength and durability.

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 of Extra Lifting Height (kg)	1.5	1.8	2	2.7	3.2	5.3	9.8	19.6

Applications and Industry Relevance

The VD chain block is designed for versatile applications across multiple sectors, including industry, agriculture, construction, and mining. Its portability and manual operation make it ideal for environments where electricity is unavailable or open-air operations are required. Key use cases include:

Machine Installation: Facilitating precise lifting of heavy machinery components.
Cargo Lifting: Enabling efficient handling of goods in warehouses and logistics.
Vehicle Loading/Unloading: Simplifying the process of loading/unloading vehicles in industrial settings.

According to NIST, the development of such tools aligns with the need for standardized, reliable lifting solutions that meet industry safety and efficiency benchmarks (NIST, 2023).

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

Founded with a focus on innovation and quality, Qingyuan Juli Hoisting Machinery Co., Ltd. has established itself as a leader in the manufacturing of chain hoists and manual lifting equipment. The company's commitment to research and development ensures that its products, like the VD chain block, meet global standards for performance and safety.

As noted by NIST, companies that prioritize technical excellence and compliance with international standards play a critical role in advancing industrial productivity and worker safety (NIST, 2023).

Conclusion

The VD chain block is a testament to the synergy between advanced engineering and user-centric design. Its compact size, lightweight construction, and robust features make it an indispensable tool for diverse lifting applications. By adhering to industry standards and leveraging technological innovation, Qingyuan Juli Hoisting Machinery Co., Ltd. continues to set benchmarks in the manual lifting equipment sector.

References

National Institute of Standards and Technology (NIST). (2023). Standards and Innovation in Industrial Equipment. Retrieved from https://www.nist.gov/

VD Chain Hoist- Qingyuan Juli Hoisting Machinery Co., Ltd.|Efficient Safety&Durability