Jul . 29, 2025 18:40 Back to list

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

The VD chain block represents a significant advancement in manual lifting technology, offering a blend of compact design, enhanced efficiency, and robust performance. Developed by Qingyuan Juli Hoisting Machinery Co., Ltd., this product is engineered to meet the demands of diverse industrial applications. This article delves into the core features, technical specifications, and real-world applications of the VD chain block, supported by authoritative insights from the National Institute of Standards and Technology (NIST).

Product Overview

The VD chain hoist is an upgraded version of traditional manual lifting tools, designed with a more sophisticated structure and reduced size. Its lightweight construction and improved work efficiency make it an ideal choice for industries requiring portable and reliable lifting solutions. The use of high-quality materials and meticulous craftsmanship ensures long-term stability and operational reliability, even under demanding conditions.

Key Features and Advantages

The VD chain block incorporates several innovative design elements to enhance performance and user safety:

Double Brake Structure: Ensures precise locking positions and effective stall control, providing stable lifting and added safety.
Thickened Alloy Steel Cover: Reinforced triangular design resists collisions and corrosion, extending the product's service life.
Streamlined Guide Wheel: Reduces resistance and ensures smooth operation with an enlarged guide sprocket and chain-fitting components.
Three-Bearing Linkage Design: Replaces traditional gear friction with rolling bearings, improving rotation efficiency and longevity.
High-Strength Manganese Steel Pawl: Resistant to wear and fracture, with a quenching process for enhanced toughness.
Safety-Designed Hook: Features a quenched and refined anti-removal lock for durability and reliability.

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 Use Cases

The VD chain block is a versatile tool suitable for a wide range of industrial and commercial applications. Its portability and manual operation make it ideal for scenarios where power sources are unavailable or impractical. Key use cases include:

Industrial Machinery Installation: Facilitates precise lifting and positioning of heavy machinery components.
Construction and Mining: Enables safe and efficient lifting in open-air environments.
Vehicle Loading/Unloading: Simplifies cargo handling in logistics and transportation sectors.
Agricultural Equipment Maintenance: Supports lifting tasks in farm machinery repair and maintenance.

According to NIST, "Standardized measurement practices are critical for ensuring the safety and efficiency of lifting equipment. The VD chain block's adherence to rigorous design principles aligns with industry standards, making it a reliable choice for professionals." This underscores the importance of precision engineering in manual lifting solutions.

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

Founded with a commitment to innovation and quality, Qingyuan Juli Hoisting Machinery Co., Ltd. has established itself as a leader in the design and manufacturing of lifting equipment. The company's focus on advanced materials and meticulous craftsmanship ensures that its products meet the highest standards of performance and durability. With a strong emphasis on customer satisfaction, Qingyuan Juli continues to deliver solutions that address the evolving needs of industries worldwide.

Conclusion

The VD chain block exemplifies the synergy between engineering innovation and practical utility. Its compact design, enhanced efficiency, and robust features make it a preferred choice for manual lifting tasks across various sectors. As highlighted by NIST's emphasis on standardized measurements, the VD chain block's technical specifications reflect a commitment to quality and reliability. For businesses seeking a dependable lifting solution, the VD chain block from Qingyuan Juli Hoisting Machinery Co., Ltd. stands out as a testament to excellence in manual lifting technology.

References

NIST (National Institute of Standards and Technology). "Driving Innovation." Retrieved from https://www.nist.gov/.

VD Chain Block - Qingyuan Juli Hoisting Machinery Co., Ltd.