The VD chain block represents a significant advancement in manual lifting technology, offering enhanced efficiency, durability, and safety. Designed for industrial, agricultural, and construction applications, this product is manufactured by Qingyuan Juli Hoisting Machinery Co., Ltd., a reputable company with a strong commitment to quality and innovation. This article provides a detailed analysis of the VD chain block's features, technical specifications, and applications, supported by authoritative references and product visuals.
The VD chain block is an upgraded version of traditional manual chain hoists, featuring a more sophisticated design, reduced weight, and improved operational efficiency. Its construction incorporates high-quality materials and meticulous craftsmanship, ensuring long-term performance and reliability. The product is specifically engineered for environments where portability and ease of use are critical, such as open-air operations and settings without access to power sources.
As noted by the National Institute of Standards and Technology (NIST), "Precise measurements and reliable standards are foundational to the development of high-quality industrial equipment." The VD chain block exemplifies this principle through its adherence to rigorous manufacturing standards, ensuring consistency and safety in performance.
The VD chain block is available in multiple models, each tailored to specific lifting capacities and operational requirements. The following table outlines the key technical parameters:
| 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 |
The VD chain block incorporates several innovative features that distinguish it from conventional manual hoists:
The VD chain block is widely applicable across various industries, including:
As highlighted by NIST, "Standardized tools and equipment are essential for ensuring safety and efficiency in diverse operational settings." The VD chain block aligns with these principles by providing a versatile solution for manual lifting challenges.
Qingyuan Juli Hoisting Machinery Co., Ltd. is a leading manufacturer of lifting equipment, known for its commitment to quality and innovation. The company's products are designed to meet the demands of modern industrial environments, with a focus on durability, safety, and user-friendly features. Their expertise in manufacturing chain hoists has established them as a trusted name in the industry.
The VD chain block exemplifies the synergy between advanced engineering and practical design, offering a reliable solution for manual lifting needs. With its robust construction, enhanced safety features, and wide range of applications, this product is an ideal choice for professionals seeking efficiency and dependability. For more information, visit Qingyuan Juli Hoisting Machinery Co., Ltd. or explore the VD chain block product page.
National Institute of Standards and Technology (NIST). (n.d.). Driving Innovation. Retrieved from https://www.nist.gov/



