MANUAL CHAIN BLOCKS SPECIFICATIONS
| Model | HS-VL1/2 | HS-VL1 | HS-VL1/2 | HS-VL2 | HS-VL3 | HS-VL5 | HS-VL10 |
| Capacity (t) | 0.5 | 1 | 1.5 | 2 | 3 | 5 | 10 |
| Standard lift (m) | 2.5 | 2.5 | 2.5 | 3 | 3 | 3 | 3.5 |
| Test load (t) | 0.75 | 1.5 | 2.25 | 3 | 4.5 | 7.5 | 15 |
| Min.distance between hooks (mm) | 285 | 315 | 340 | 380 | 475 | 600 | 700 |
| Chainpull to lift full load (n) | 25 | 33 | 34 | 34 | 35 | 39 | 41 |
| No. of load chain fall lines | 1 | 1 | 1 | 1 | 2 | 2 | 4 |
| Diameter of load chain (mm) | 6.3 | 6.3 | 7.1 | 8 | 7.1 | 9 | 9 |
| Net weight (kg) | 8.4 | 11 | 13.5 | 21 | 22 | 40 | 77 |
| Gross Weight (kg) | 9.4 | 12 | 14.5 | 22 | 23 | 41.5 | 85 |
| Packing measurement L×W×H (cm) | 30×17×32 | 30×17×32 | 30×17×32 | 28×19×23 | 30×17×32 | 40×20×34 | 62×50×26 |
FEATURES OF MANUAL CHAIN BLOCK HOIST
Japanese technology for advanced performance
Optional load limiter for safety
Low-effort lifting of maximum load
Automatic double pawl braking system
Premium alloy load chain & zinc-plated hand chain
Drop-forged, heat-treated hooks for strength and durability
Capacities from 0.5T to 50T available
Ideal for heavy-duty applications in construction, mining, and transport
INSTRUCTIONS & CAUTIONS
Proper Installation is Crucial
Make sure your manual chain block is properly installed before use. Secure it to a strong, stable structure, like a beam or trolley. Everything should be aligned correctly to ensure smooth operation. Always refer to the manufacturer’s guidelines for installation to avoid unnecessary risks and ensure safe lifting.
Stay Within the Load Capacity
Never exceed the specified load capacity of your manual chain block. Overloading can lead to equipment failure and pose serious safety hazards. Always check the weight of the load before lifting and ensure it’s within the hoist’s rated capacity. Following the weight limit is essential for safe and efficient use.
Perform Regular Inspections
Regularly inspect your manual chain block for wear and tear, especially the load chain and hooks. If you notice any damage or signs of excessive wear, do not use the hoist until it’s repaired. Routine checks help keep your equipment running smoothly and prolong its lifespan.
Avoid Hazardous Environments
Manual chain blocks are not designed for all environments. Avoid using them in hazardous conditions, such as exposure to chemicals, extreme temperatures, or heavy moisture, unless the hoist is specifically rated for such environments. Always follow the manufacturer’s recommendations for safe usage in various conditions.
OUR ADVANTAGES
Custom Solutions Tailored to Your Business
We know that every business is unique. That's why we offer tailored solutions to meet your specific lifting equipment needs. Whether you're working in a specialized environment or require custom features, we work directly with you to ensure you get exactly what you need for optimal performance and reliability.
Convenient One-Stop Sourcing
We make sourcing easy by offering a wide range of high-quality lifting equipment from one reliable provider. With Powerful Machinery, you won’t have to juggle multiple suppliers—everything you need is in one place. Our diverse product range means you can always find the right solution for your business, saving you time and simplifying your workflow.
Fast and Reliable Delivery
We understand the importance of timely delivery. At Powerful Machinery, we have an efficient logistics network that ensures your orders arrive quickly and reliably. No matter how large the order or where it needs to go, we get your equipment to you on time, so you can keep your projects moving forward without delays.
Ongoing Support for Peace of Mind
Our commitment goes beyond the sale. We provide ongoing support, offering expert advice on installation, maintenance, and troubleshooting whenever you need it. Our team is always ready to help, ensuring that your lifting equipment continues to perform reliably, day in and day out.
FAQ OF HAND CHAIN BLOCK
What Are Chain Blocks?
Chain blocks are manual lifting tools designed to help lift heavy loads. They consist of a chain, gears, and a lifting mechanism that allows you to raise and lower objects with minimal effort. They’re commonly used in warehouses, construction sites, and manufacturing facilities for vertical lifting tasks. Chain blocks are simple, durable, and cost-effective—making them an essential tool for many industries.
What Is a Chain Block Used For?
Chain blocks are primarily used to lift heavy loads in industries like construction, logistics, and manufacturing. They’re ideal for raising materials, machinery, or equipment in vertical lifts. Whether you need to move heavy items around a warehouse, lift equipment to a higher level, or hoist parts in tight spaces, a chain block provides a safe, efficient solution to get the job done.
What Are the Types of Chain Blocks?
Manual Chain Blocks
Operated by hand, these are the most common type.
Ideal for lighter lifting tasks.
Simple, cost-effective, and easy to use.
Electric Chain Blocks
Powered by electricity for efficient, high-speed lifting.
Suitable for heavier loads and continuous operation.
Often used in industrial settings where power sources are available.
Pneumatic Chain Blocks
Use compressed air to lift loads.
Perfect for environments requiring high-speed lifting.
Common in industries like manufacturing or where electricity is not feasible.
How Does a Chain Block Work?
A chain block operates by using a system of gears and a hand-operated chain. When you pull the chain, the gears engage to lift the load. The chain block’s brake system automatically locks the load in place, preventing it from falling. The mechanical advantage provided by the gears reduces the amount of effort required to lift heavy items, making it an efficient solution for vertical lifting.
How to Use a Chain Block?
Secure the Chain Block
Attach the chain block to a stable structure, such as a beam or trolley.
Ensure it is firmly fixed in place to avoid instability during lifting.
Check the Load
Position the load properly, ensuring it is balanced and ready for lifting.
Make sure the lifting chain is free from any obstructions that could cause damage or delays.
Begin Lifting
Pull on the hand chain to start lifting the load.
Ensure the lifting mechanism operates smoothly as you engage the chain.
Monitor the Load’s Stability
Regularly check the load’s stability throughout the lifting process.
Never overload the chain block—always adhere to its specified weight capacity.
Perform Regular Maintenance and Inspections
Inspect the chain block before each use for signs of wear or damage.
Perform necessary maintenance to ensure the equipment operates safely and efficiently.
Chain Block vs Chain Hoist: What’s the Difference?
Operation Type
Chain Hoist: Typically powered (electric, air, or hydraulic).
Chain Block: Manual operation, requires physical effort to lift.
Lifting Capacity
Chain Hoist: Ideal for continuous or heavy-duty lifting tasks.
Chain Block: Best suited for lighter, occasional lifting tasks.
Lifting Frequency
Chain Hoist: Perfect for high-frequency or industrial use.
Chain Block: More suited for infrequent or less demanding lifting.
Choosing Between Them
The decision depends on your lifting capacity needs and how often you’ll use the device.
Chain Block vs Lever Block: What’s the Difference?
Operation Mechanism
Chain Block: Uses a hand-operated chain to lift loads vertically.
Lever Block: Uses a ratchet lever to engage the lifting mechanism.
Flexibility
Chain Block: Best for vertical lifting.
Lever Block: More versatile; can lift loads at different angles or even pull loads.
Lifting Range
Chain Block: Primarily for vertical lifting applications.
Lever Block: Ideal for both lifting and pulling tasks, offering more flexibility in tight spaces.
Choosing Between Them
Chain blocks are simpler, while lever blocks are more adaptable for various lifting directions and pulling tasks.
Lever Hoist vs Chain Block: Which Is Better?
Versatility
Lever Hoist: More versatile; can lift and pull loads, works at different angles.
Chain Block: Typically used for vertical lifting tasks.
Space Considerations
Lever Hoist: Compact and useful in confined spaces.
Chain Block: Best for straightforward, vertical lifting without the need for extra flexibility.
Cost
Chain Block: Generally more cost-effective for simpler, vertical lifting.
Lever Hoist: Offers greater flexibility but might come at a higher cost.
Choosing Between Them
If you need a tool for flexible lifting and pulling in tight spaces, choose a lever hoist. For straightforward, vertical lifting, a chain block is the more cost-effective choice.
Manual Chain Block Inspection Checklist
Inspect the Load Chain
Check for signs of wear, stretching, or kinks in the load chain.
Look for corrosion or damage that could compromise the chain’s strength.
Ensure the chain is properly lubricated for smooth operation.
Check the Hooks
Inspect the hooks for any cracks, deformation, or wear.
Ensure the safety latch is functioning and free from obstruction.
Verify that the hooks are securely attached and not loose.
Examine the Brake System
Test the brake to ensure it holds the load securely without slipping.
Check for any signs of wear on the brake components.
Ensure the brake mechanism engages smoothly when needed.
Inspect the Hand Chain
Check the hand chain for smooth movement and ensure it is not tangled or obstructed.
Look for any broken or missing links in the hand chain.
Verify that the hand chain is properly lubricated and functioning as intended.
Test the Gear System
Check for smooth operation of the gears when engaging the hand chain.
Ensure that there are no signs of excessive wear, grinding, or unusual noise.
Confirm that the gears mesh properly and the lifting mechanism works efficiently.
Examine the Housing
Check for any visible cracks or damage in the housing or frame.
Ensure all bolts and fasteners are securely tightened.
Look for any signs of rust or corrosion on the housing that may affect its integrity.
Check for Proper Lubrication
Ensure all moving parts, including gears and load chain, are properly lubricated.
Use the recommended lubrication to prevent friction and wear.
Ensure Proper Load Capacity
Verify that the chain block is rated for the intended load capacity.
Never exceed the specified load limit to ensure safe operation.
Perform a Load Test
Conduct a test lift to check the performance of the chain block under load.
Ensure the load is lifted evenly, and the mechanism operates smoothly without issues.
Check for General Cleanliness
Ensure that the chain block is clean and free from debris or dirt that could affect its performance.
Regularly clean the chain block to prevent buildup that could damage components.
What Are the Chain Block Inspection Standards?
Chain blocks should be inspected according to industry standards such as OSHA guidelines or CE certifications. Inspections should cover the load chain, brake system, hooks, and gears for wear or damage. Manufacturers provide specific inspection procedures, but regular checks for mechanical integrity, lubrication, and load capacity are crucial to ensure safe operation and avoid accidents.
How to Repair a Chain Block?
Seek Professional Assistance
Repairs should always be performed by trained professionals or the manufacturer.
Ensure that the repair work complies with safety standards and manufacturer guidelines.
Replace Worn Load Chains
Inspect the load chain for wear, stretching, or damage.
If the chain is compromised, replace it with an original part that matches the specified load capacity.
Fix Damaged Hooks
Check the hooks for cracks, deformation, or wear.
If necessary, replace the hooks with new ones to maintain proper functionality and safety.
Address Brake Issues
Inspect the brake mechanism for wear or malfunction.
If the brake system is faulty, it should be repaired or replaced to ensure the chain block can securely hold the load.
Use Original Parts
Always use original, manufacturer-recommended parts for repairs.
This ensures compatibility and maintains the safety standards of the chain block.
Test the Chain Block After Repair
Once repairs are complete, test the chain block thoroughly.
Check that all components function correctly and that the equipment meets safety requirements before putting it back into service.
How to Maintain a Chain Block?
Lubricate Moving Parts Regularly
Apply lubrication to the gears and load chain to reduce friction and wear.
Regular lubrication helps ensure smooth operation and extends the lifespan of your chain block.
Inspect the Load Chain for Wear
Check the load chain for signs of wear, including stretching, kinks, or corrosion.
Ensure the chain moves freely and operates without obstruction.
Examine the Brake System
Inspect the brake system to ensure it engages properly and holds the load securely.
A malfunctioning brake system can lead to unsafe lifting conditions, so check it regularly.
Keep the Chain Block Clean
Clean the chain block regularly to prevent dirt, dust, and debris from interfering with its operation.
Dirt buildup can cause mechanical failure, so routine cleaning is important for longevity.
Store the Chain Block Properly
Store the chain block in a dry, safe location when not in use.
Prevent exposure to moisture and harsh conditions to avoid rust and corrosion that can damage the equipment.
