CLL Series Single Acting Lock Nut Hydraulic Cylinders

দ LONGLOOD CLL Series Single Acting Lock Nut Hydraulic Cylinders are designed for heavy-duty lifting, পজিশনিং, leveling, and load-holding applications where high capacity, সুনির্দিষ্ট নিয়ন্ত্রণ, and long-term mechanical stability are required.

With capacities ranging from 50 থেকে 1000 টন, these hydraulic cylinders provide reliable lifting performance for demanding industries including bridge construction, heavy machinery installation, জাহাজ নির্মাণ, পাওয়ার প্ল্যান্ট, ইস্পাত কাঠামো, এবং শিল্প রক্ষণাবেক্ষণ.

Featuring a mechanical lock nut system, single-acting load return design, এবং high-strength removable grooved saddles, the CLL Series ensures safe load holding even during extended operations.

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CLL Series Hydraulic Cylinder Features

Single-Acting Load Return Design

The single-acting hydraulic system provides efficient lifting performance with reliable load return.

সুবিধা:

• Simple and dependable operation
• Reduced system complexity
• Reliable retraction after lifting
• Suitable for heavy lifting applications

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Safety Lock Nut for Mechanical Load Holding

The integrated lock nut provides positive mechanical support after lifting.

সুবিধা:

• Maintains load position without continuous hydraulic pressure
• Improves operational safety
• Suitable for long-term load holding
• Reduces hydraulic system stress during extended support

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High-Strength Construction

Designed for extreme industrial applications, CLL cylinders feature robust components to withstand heavy loads and demanding environments.

Key advantages:

• High load-bearing capability
• Excellent structural strength
• Reliable performance under repeated lifting cycles
• দীর্ঘ সেবা জীবন

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বিশেষ সিন্থেটিক আবরণ

The optional special synthetic coating provides:

• Enhanced corrosion resistance
• Reduced friction
• Smoother piston movement
• Improved durability in harsh environments

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Overflow Port as Stroke Limiter

The integrated overflow port helps prevent piston overextension by acting as a stroke limiter.

সুবিধা:

• Protects internal components
• Improves operational safety
• Extends cylinder service life

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Interchangeable Hardened Grooved Saddles

All CLL Series cylinders are equipped with bolt-on removable grooved saddles.

সুবিধা:

• Easy replacement
• Improved versatility
• Enhanced load stability
• Suitable for different lifting applications

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CLL Series Specifications

স্পেসিফিকেশন	বিস্তারিত
পণ্যের ধরন	একক অভিনয় লক বাদাম হাইড্রোলিক সিলিন্ডার
ক্ষমতা পরিসীমা	50–1000 Ton
স্ট্রোক পরিসীমা	50–300 mm
সর্বাধিক অপারেটিং চাপ	700 বার
রিটার্ন টাইপ	লোড রিটার্ন
Locking System	Mechanical Lock Nut
Saddle Type	Removable Grooved Saddle

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প্রযুক্তিগত তথ্য

মডেল	স্ট্রোক (মিমি)	কার্যকরী এলাকা (cm²)	তেল ক্ষমতা (cm³)	Collapsed Height (মিমি)	ওজন (কেজি)
CLL-502	50	70.9	355	164	15
CLL-504	100	70.9	709	214	20
CLL-506	150	70.9	1064	264	25
CLL-508	200	70.9	1418	314	30
CLL-5010	250	70.9	1773	364	35
CLL-5012	300	70.9	2127	414	40
CLL-1002	50	132.7	664	187	30
CLL-1004	100	132.7	1327	237	39
CLL-1006	150	132.7	1991	287	48
CLL-1008	200	132.7	2654	337	56
CLL-10010	250	132.7	3318	387	64
CLL-10012	300	132.7	3981	437	73

(Additional models available up to CLL-1000 ton capacity.)

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Heavy-Duty Applications

Bridge Construction and Infrastructure Projects

The LONGLOOD CLL Series cylinders are widely used in large-scale construction projects requiring precise lifting, পজিশনিং, and permanent load support.

Example application:

For a curved bridge project, CLL hydraulic cylinders were used to:

• Support concrete beams during installation
• Level bridge pier heads
• অবস্থান 4000-ton slide bearings between the pier and pierhead
• Precisely adjust bridge alignment
• Mechanically lock the cylinders after positioning for long-term stability

Other Industrial Applications

CLL Series cylinders are suitable for:

• Bridge launching and construction
• Heavy structure lifting
• Equipment installation
• Steel structure positioning
• Shipbuilding projects
• Power plant maintenance
• Heavy machinery alignment
• Foundation leveling
• Industrial lifting systems
• Large component positioning

পণ্যের সুবিধা

Extremely High Lifting Capacity

Available up to 1000 টন, providing reliable lifting power for the largest industrial applications.

Safe Mechanical Load Holding

The lock nut system provides additional safety by mechanically supporting the load after lifting.

Precise Positioning Capability

Ideal for applications requiring accurate adjustment, leveling, এবং নিয়ন্ত্রিত আন্দোলন.

Durable Heavy-Duty Design

Built for demanding environments with high-strength materials and corrosion-resistant protection.

Reduced Hydraulic Load During Long-Term Support

Mechanical locking reduces the need to maintain hydraulic pressure during extended holding periods.

নিরাপত্তা নির্দেশিকা

নিরাপদ অপারেশন জন্য:

• Always confirm cylinder capacity matches the lifting requirement.
• Ensure the cylinder is placed on a stable and level lifting surface.
• Inspect hydraulic hoses, জিনিসপত্র, and cylinder components before operation.
• এর সর্বোচ্চ কাজের চাপ কখনই অতিক্রম করবেন না 700 বার.
• Engage the lock nut properly after reaching the required position.
• Do not rely solely on hydraulic pressure for long-term load support.
• Use appropriate safety equipment during lifting operations.

প্রায়শই জিজ্ঞাসিত প্রশ্নাবলী (FAQs)

1. What is a lock nut hydraulic cylinder?

A lock nut hydraulic cylinder is a heavy-duty hydraulic cylinder equipped with a mechanical locking system that allows the lifted load to be securely held without continuous hydraulic pressure.

2. What is the capacity range of CLL Series cylinders?

The LONGLOOD CLL Series covers capacities from:

50 টন 1000 টন

with stroke options from:

50 মিমি থেকে 300 মিমি

3. Why is a lock nut important for hydraulic cylinders?

The lock nut provides mechanical load support after lifting, improving safety and allowing the cylinder to hold heavy loads for extended periods.

4. What industries use CLL Series cylinders?

They are commonly used in:

• Bridge construction
• Infrastructure projects
• Heavy equipment installation
• জাহাজ নির্মাণ
• Power plants
• Steel structure projects

5. Can the cylinder hold a load after hydraulic pressure is released?

হ্যাঁ. Once the mechanical lock nut is engaged, the cylinder can provide mechanical load holding without depending only on hydraulic pressure.

6. What is the purpose of the grooved saddle?

The grooved saddle improves load stability and allows better contact with lifting points. The removable design makes replacement and customization easier.

7. সর্বোচ্চ অপারেটিং চাপ কত?

The maximum operating pressure of the CLL Series hydraulic cylinders is:

700 বার (10,000 পিএসআই)

8. What type of return system does the CLL cylinder use?

The CLL Series uses a single-acting load return system, providing reliable piston return after lifting operations.

9. Can LONGLOOD customize hydraulic cylinders?

হ্যাঁ. LONGLOOD OEM এবং ODM পরিষেবা প্রদান করে, কাস্টমাইজড ক্ষমতা সহ, স্ট্রোক দৈর্ঘ্য, আবরণ, saddles, সংযোগ, and branding.

10. Why choose LONGLOOD CLL Series Hydraulic Cylinders?

দ LONGLOOD CLL Series Single Acting Lock Nut Hydraulic Cylinders combine extreme lifting capacity, mechanical safety locking, নির্ভুলতা নিয়ন্ত্রণ, এবং টেকসই নির্মাণ. They are an ideal solution for heavy lifting, bridge construction, and industrial applications requiring maximum reliability and safety.