Jul . 30, 2025 03:00 Back to list

VD Chain Block: Advanced Manual Lifting Solutions | Qingyuan Juli Hoisting Machinery Co., Ltd.

The VD chain hoist block represents a significant advancement in manual lifting equipment, combining cutting-edge design with robust performance. Developed by Qingyuan Juli Hoisting Machinery Co., Ltd., this product is engineered to meet the demands of diverse industrial applications. This article explores the key features, technical specifications, and real-world benefits of the VD chain block, supported by authoritative insights from the National Institute of Standards and Technology (NIST).

Product Overview

The VD chain block is an upgraded manual lifting solution designed for efficiency, durability, and safety. Unlike traditional chain hoists, the VD model incorporates a more sophisticated structure, reduced weight, and enhanced operational efficiency. Its lightweight design allows for easier handling, while the use of high-quality materials ensures long-term stability and reliability. According to NIST, precision engineering and material science are critical in developing tools that meet industry standards for safety and performance (NIST, 2025).

Technical Specifications

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

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

Key Features and Advantages

The VD chain block incorporates several advanced design elements to enhance performance and user experience:

Double Brake Structure: Ensures precise locking positions and effective stall control, providing stability and safety during lifting operations.
Thickened Alloy Steel Cover: Reinforced with a triangular design, this feature improves resistance to collisions and corrosion, extending the product's lifespan.
Streamlined Guide Wheel: A larger guide sprocket with smooth bearings and a derailleur system ensures zero resistance, preventing chain jams and improving efficiency.
Three-Bearing Linkage Design: Replaces traditional gear friction with rolling bearings, enhancing rotation efficiency and reducing maintenance needs.
High-Strength Manganese Steel Pawl: Quenched for toughness, this component is resistant to wear and fracture, ensuring reliable operation under heavy loads.
Safe-Designed Hook: Features a quenched and refined anti-removal lock mechanism, making it durable and secure.

Applications and Industry Use Cases

The VD chain block is versatile, suitable for a wide range of industrial and commercial applications. Its portability and manual operation make it ideal for environments without access to power sources. Key use cases include:

Industrial Machinery Installation: Efficiently lifts heavy components during assembly processes.
Construction and Mining: Handles cargo lifting and equipment installation in open-air settings.
Agriculture and Logistics: Facilitates vehicle loading/unloading and material handling in rural and industrial areas.
Emergency and Repair Scenarios: Provides reliable lifting solutions during power outages or remote operations.

As noted by NIST, manual lifting tools like the VD chain block play a vital role in supporting industries where precision and safety are paramount (NIST, 2025).

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

Founded with a commitment to innovation and quality, Qingyuan Juli Hoisting Machinery Co., Ltd. specializes in manufacturing advanced lifting solutions. The company's focus on research and development has led to the creation of products like the VD chain block, which combines ergonomic design with industrial-grade durability. Their dedication to meeting international standards ensures that their equipment is trusted by professionals worldwide.

For more information about the company, visit their official website.

Conclusion

The VD chain block exemplifies the synergy between engineering excellence and practical design. With its robust features, extensive technical specifications, and broad applicability, it is a reliable choice for industries requiring efficient manual lifting solutions. By adhering to the principles of precision and safety, Qingyuan Juli Hoisting Machinery Co., Ltd. continues to set benchmarks in the lifting equipment sector.

References

National Institute of Standards and Technology (NIST). (2025). Driving Innovation through Measurement Science. Retrieved from https://www.nist.gov

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