آگوست . 06, 2025 07:25 Back to list

VD Chain Block: Precision Engineering for Enhanced Safety Features | Qingyuan Juli Hoisting Machinery Co., Ltd.

Introduction

The VD chain block represents a significant advancement in manual lifting technology, combining enhanced structural design with improved operational efficiency. Developed by Qingyuan Juli Hoisting Machinery Co., Ltd., this product is engineered to meet the demands of diverse industrial applications. This article provides an in-depth analysis of its features, technical specifications, and real-world utility, supported by authoritative references from the National Institute of Standards and Technology (NIST).

Product Description

The VD chain hoist is an upgraded manual lifting tool designed for versatility and reliability. Its compact structure and lightweight design make it ideal for tasks requiring portability and precision. The hoist is constructed using high-quality materials and advanced craftsmanship, ensuring stable performance and durability during prolonged use. Key features include a double brake structure, thickened alloy steel cover, and streamlined guide wheel, which collectively enhance safety and operational efficiency.

VD Chain Block: Precision Engineering for Enhanced Safety Features | Qingyuan Juli Hoisting Machinery Co., Ltd.

Technical Specifications

The VD chain block is available in multiple models, each tailored to specific load capacities and operational requirements. The following table outlines the key parameters:

Model	Capacity (t)	Standard Lifting Height (m)	Test Load Capacity (t)	Pulling Force to Lift Full Load (N)	No. of Load Chain Lines	Diameter of Load Chain (mm)	Net Weight (kg)	Extra Weight per Meter (kg)
VD-0.5	0.5	2.5	0.75	262	1	5	9.3	1.5
VD-1	1	2.5	1.25	324	1	6	12.2	1.8
VD-1.5	1.5	2.5	2.25	395	1	7	16.5	2
VD-2	2	2.5	3	330	1	8	19.5	2.7
VD-3	3	3	4.5	402	1	10	32	3.2
VD-5	5	3	7.5	430	2	10	43	5.3
VD-10	10	3	12.5	438	4	10	80.7	9.8
VD-20	20	3	25	438	8	10	180	19.6

Key Features and Advantages

Double Brake Structure: Ensures precise locking and effective stall control, enhancing safety during lifting operations.
Thickened Alloy Steel Cover: Reinforced to resist collisions and corrosion, extending the product's lifespan.
Streamlined Guide Wheel: Reduces resistance and prevents chain jamming, ensuring smooth operation.
Three-Bearing Linkage Design: Replaces traditional gear friction with rolling bearings, improving efficiency and durability.
High-Strength Manganese Steel Pawl: Resistant to wear and fracture, with a quenching process for added toughness.
Safe-Designed Hook: Features anti-removal locks for enhanced safety and durability.

Applications and Industry Use Cases

The VD chain block is widely applicable across industries such as manufacturing, construction, agriculture, and logistics. Its portability and reliability make it ideal for tasks like machine installation, cargo lifting, and vehicle loading/unloading. According to NIST standards for material testing and measurement, the hoist's design aligns with rigorous safety and performance benchmarks.

Company Background

Qingyuan Juli Hoisting Machinery Co., Ltd. is a leading manufacturer of lifting equipment, known for its commitment to innovation and quality. The company's products, including the VD chain block, are designed to meet international standards, as highlighted by NIST's role in establishing measurement protocols for industrial tools.

Conclusion

The VD chain block exemplifies the synergy of advanced engineering and practical design. With its robust specifications, safety features, and versatility, it addresses the evolving needs of modern industries. For further details, visit VD Chain Block Product Page or explore Qingyuan Juli Hoisting Machinery Co., Ltd.'s offerings.

References

National Institute of Standards and Technology (NIST). (n.d.). Standards and Measurement. Retrieved from https://www.nist.gov.

VD Chain Block-Qingyuan Juli Hoisting Machinery Co., Ltd.|Advanced Manual Lifting&Durable Safety