CLL Series Single Acting Lock Nut Hydraulic Cylinders

'Ōlelo LONGLOOD CLL Series Single Acting Lock Nut Hydraulic Cylinders ua hoʻolālā ʻia no ka hāpai kaumaha, hoonoho ana, hoʻolikelike, and load-holding applications where high capacity, precise control, and long-term mechanical stability are required.

Me nā mana mai 50 i 1000 mau tona, these hydraulic cylinders provide reliable lifting performance for demanding industries including bridge construction, heavy machinery installation, hana moku, power plants, hale kila, a me ka mālama ʻana i ka ʻoihana.

E hōʻike ana i kahi mechanical lock nut system, hoʻolālā hoʻihoʻi ukana hoʻokahi, a 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.

Loaʻa:

• Simple and dependable operation
• Hoʻemi ʻia ka paʻakikī ʻōnaehana
• Reliable retraction after lifting
• He kūpono no nā hana hāpai kaumaha

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Safety Lock Nut for Mechanical Load Holding

The integrated lock nut provides positive mechanical support after lifting.

KA MANAWA:

• Maintains load position without continuous hydraulic pressure
• Hoʻonui i ka palekana hana
• 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
• Ke ola lōʻihi

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ʻO ka uhi ʻana i ka Synthetic Kūikawā

The optional special synthetic coating provides:

• Hoʻonui i ka pale ʻana i ka corrosion
• 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.

KA MANAWA:

• Mālama i nā ʻāpana o loko
• Hoʻonui i ka palekana hana
• Hoʻonui i ke ola lawelawe cylinder

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Interchangeable Hardened Grooved Saddles

All CLL Series cylinders are equipped with nā noho hoʻoheheʻe hiki ke hoʻoneʻe ʻia.

Loaʻa:

• Hoʻololi maʻalahi
• Improved versatility
• Enhanced load stability
• Suitable for different lifting applications

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CLL Series Specifications

Hōʻike	Nā kikoʻī
ʻAno Huahana	Hoʻokahi Hana Laka Nut Hydraulic Cylinder
Kaulana Hiki	50–1000 Tona
Lāʻau Kaʻi	50–300 mm
ʻO ke kaomi hana kiʻekiʻe loa	700 Bar
Return Type	Hoi Hoi
Locking System	Mechanical Lock Nut
ʻAno Noho Noho	Removable Grooved Saddle

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ʻO nāʻikepiliʻikepili

Hōʻailona	Kaʻi ʻana (mm)	Wahi Pono (knm²)	Āinaʻaila (kn³)	Collapsed Height (mm)	Kaumaha (kg)
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, hoonoho ana, 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
• Position 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

Nā Pono Huahana

Extremely High Lifting Capacity

Loaʻa a hiki i 1000 mau tona, 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, hoʻolikelike, and controlled movement.

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.

Nā Kūlana Palekana

No ka hana palekana:

• Always confirm cylinder capacity matches the lifting requirement.
• Ensure the cylinder is placed on a stable and level lifting surface.
• E nānā i nā paipu hydraulic, fittings, and cylinder components before operation.
• Never exceed the maximum working pressure of 700 Bar.
• 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.

Nīnau pinepine (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 tons to 1000 mau tona

with stroke options from:

50 mm to 300 mm

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?

Hoʻohana pinepine ʻia lākou ma:

• Kapili alahaka
• Nā papahana hoʻolālā
• Heavy equipment installation
• Kapili moku
• Power plants
• Steel structure projects

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

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

6. He aha ke kumu o ka noho lio?

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

7. He aha ke kaomi hana kiʻekiʻe loa?

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

700 Bar (10,000 Psi)

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?

ʻAe. Hāʻawi ʻo LONGLOOD i nā lawelawe OEM a me ODM, including customized capacity, stroke length, nā uhi, nā noho lio, connections, and branding.

10. Why choose LONGLOOD CLL Series Hydraulic Cylinders?

'Ōlelo LONGLOOD CLL Series Single Acting Lock Nut Hydraulic Cylinders combine extreme lifting capacity, mechanical safety locking, precision control, and durable construction. He hopena kūpono lākou no ka hāpai kaumaha, hana alahaka, and industrial applications requiring maximum reliability and safety.