Manual Shutter Door / Manual Hoist Chain Operation Roller Doors
Basic info
| Spring box + counter spring | Torsion spring | Manual hoist chain | Steel wire rope |
Item number | SMS001 | SMS002 | SMS003 | SMS004 |
Max width | 3000 mm | 4000 mm | 5000 mm | 5000 mm |
Max height | 3000 mm | 3000 mm | 5000 mm | 5000 mm |
Max area | 9 square meter | 12 square meter | 25 square meter | 25 square meter |
MOQ | 1 set | 1 set | 1 set | 1 set |
Sample | available | available | available | available |
Applications | Warehouses and storage facilities, Commercial establishments, Industrial premises, And more |
Overview
Manually operated roller shutters are a type of roller shutter that is operated by a manual mechanism, as opposed to an electrified one.
We are able to supply four methods of operation for manually
operated roller shutter doors:
- Spring box + counter spring
- Torsion spring
- Manual hoist chain
- Steel wire rope
Manual operation steel roller shutter doors are a type of door
commonly used in commercial and industrial settings. They are
designed to provide security, insulation, and ease of access.
Applications
- Warehouses and storage facilities
- Commercial establishments
- Industrial premises
- Parking garages and car parks
- Fire stations
- Schools and universities
- Sports facilities and gyms
- Residential properties
- Loading docks
- Cold storage facilities
These are just a few examples of the many applications for manual
operation steel roller shutter doors. Their versatility,
durability, and security features make them a popular choice in
various industries.
Manual operation steel roller shutter doors offer an affordable and
practical solution for securing entrances and providing privacy.
Whether you need them for a warehouse, storefront, or any other
commercial or industrial application, they are a reliable choice.
Photos for Manual hoist chain operation system (SMS003)


Technical Specifications For Manual Hoist Chain Operation System (SMS003)
- Hoist Chain: The hoist chain is a durable chain that is used to
manually lift and lower heavy loads. It is typically made of
high-strength steel and must have a sufficient load capacity to
handle the weight of the load being lifted. The chain should be
corrosion-resistant and properly lubricated for smooth
operation.Chain Wheel or Drum: The chain wheel or drum is the
component that the hoist chain wraps around. It is typically made
of steel and is designed to transmit torque to the chain when
operated manually.
- chain wheel or drum should have teeth or grooves that engage with
the links of the hoist chain to prevent slipping during operation.
- Gearbox: The gearbox is a mechanical device that is connected to
the chain wheel or drum. It provides the necessary gear reduction
to enable easier lifting and lowering of the load. The gearbox
should be durable, well-lubricated, and designed to handle the
loads and forces expected during operation.
- Load Capacity: The manual hoist chain operation system should have
a specified load capacity, which is the maximum weight that it can
safely lift. The load capacity should be determined based on the
strength of the hoist chain, the gearbox, and other components
involved. It is important not to exceed the maximum load capacity
of the system to avoid overload and potential accidents.Hand Chain:
The hand chain is the component that the operator uses to manually
operate the hoist chain operation system. It is usually made of
steel and should be ergonomically designed for comfortable
gripping. The hand chain should have a sufficient length to ensure
smooth operation and provide the necessary leverage for lifting and
lowering the load.Brackets and Mounting Hardware: The manual hoist
chain operation system requires sturdy brackets and mounting
hardware to securely attach it to the structure or support. These
brackets and hardware should be made of durable materials, such as
steel, and designed to withstand the forces and loads generated
during operation.
- Safety Features: The manual hoist chain operation system should
include safety features to prevent accidents and injuries. This may
include a load limit device that prevents overloading, a failsafe
braking system to hold the load securely when not in operation, and
other mechanisms to ensure safe operation.
- Maintenance: Regular maintenance is necessary to ensure the proper
functioning and longevity of the manual hoist chain operation
system. This may include lubrication of moving parts, inspection of
chains, gearboxes, and other components for wear and tear, and
adjustments or replacements as needed.
Conclusion:
In conclusion, manual roller shutter doors are a practical and
reliable option for various commercial and industrial applications.
They offer several advantages, including:
- Cost-effective: Manual roller shutter doors are generally more
affordable than their motorized counterparts. They eliminate the
need for electrical components and reduce installation and
maintenance costs.
- Easy operation: These doors are designed to be operated manually,
using a handle or chain mechanism. They require minimal effort to
lift and lower, making them user-friendly and convenient.
- Durability: Manual roller shutter doors are typically constructed
with high-quality materials such as steel, aluminum, or galvanized
steel, ensuring their durability and resistance to wear and tear.
They can withstand harsh weather conditions and provide
long-lasting functionality.
- Security: Manual roller shutter doors offer excellent security
features. When closed, they provide a solid barrier against
intruders and protect the premises from unauthorized access. They
are often equipped with additional locking mechanisms for enhanced
security.
- Versatility: These doors are available in various sizes and styles
to suit different applications and architectural designs. They can
be customized to fit specific requirements, making them adaptable
to a wide range of commercial and industrial settings.
- Energy efficiency: Manual roller shutter doors contribute to energy
efficiency by providing insulation and reducing heat transfer. They
help maintain stable temperatures inside buildings, reducing
heating or cooling costs.
- Low maintenance: Manual roller shutter doors require minimal
maintenance. Regular cleaning and lubrication of moving parts, such
as tracks and rollers, is typically sufficient to keep them in good
working condition.
- Backup option: In the event of a power outage or motor failure,
manual roller shutter doors can still be operated manually. This
ensures uninterrupted access and security even during unforeseen
circumstances.
Although manual roller shutter doors may not offer the convenience
of motorized doors, they provide a cost-effective and reliable
solution for many businesses. The suitability of manual roller
shutter doors depends on factors such as budget, usage frequency,
and specific needs. Consulting with a professional or supplier can
help determine the best option for a particular application.