RRH Series Double Acting Hollow Plunger Hydraulic Cylinders

The LONGLOOD RRH Series Double Acting Hollow Plunger Hydraulic Cylinders are specially designed for applications requiring both push and pull hydraulic force. Featuring a hollow plunger design, these cylinders provide excellent versatility for tensioning, dizanje, povlačenje, i operacije presovanja.

Sa kapacitetima u rasponu od 30 to 145 tona, opcije poteza od 38 to 258 mm, i maksimalni radni pritisak od 700 bar, the RRH Series delivers powerful and reliable hydraulic performance for industrial maintenance, izgradnja, i aplikacije za teške uslove rada.

The hidraulični sistem dvostrukog dejstva enables fast and controlled retraction, while the durable nickel-plated floating center tube and corrosion-resistant finish ensure long service life in demanding environments.

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RRH Series Hollow Plunger Cylinder Features

Hollow Plunger Design for Push and Pull Applications

The hollow plunger allows hydraulic force to be applied in both pushing and pulling operations.

Prednosti:

• Supports tensioning and lifting applications
• Suitable for through-hole applications
• Provides greater application flexibility
• Ideal for pulling rods, kablovi, i osovine

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Hidraulični rad dvostrukog dejstva

The double-acting design provides hydraulic control during both extension and retraction.

Prednosti:

• Fast piston return
• Improved operation efficiency
• Precizna kontrola pokreta
• Reduced downtime between cycles

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High Capacity Performance

The RRH Series provides reliable hydraulic force for demanding applications.

Specifikacije:

• Raspon kapaciteta: 30–145 ton
• Stroke Range: 38–258 mm
• Maksimalni radni pritisak: 700 bar

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Built-In Relief Valves

Integrated relief valves help protect the cylinder from accidental over-pressurization.

Prednosti:

• Štiti unutrašnje komponente
• Poboljšava radnu sigurnost
• Produžava radni vijek cilindra

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Corrosion Resistant Construction

The baked enamel finish provides enhanced protection against corrosion and harsh working conditions.

Prednosti:

• Poboljšana trajnost
• Duži vek trajanja
• Pogodno za industrijska okruženja

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Easy Installation with Collar Threads

The collar thread design allows straightforward installation and integration into different fixtures.

Napomena: Collar threads are not applicable for:

• RRH-1001
• RRH-1508

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Durable Nickel-Plated Floating Center Tube

The nickel-plated floating center tube improves durability and reduces wear during operation.

Prednosti:

• Increased product lifespan
• Better resistance to corrosion
• Improved reliability under repeated use

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Zaštita brisača klipa

Integrisani brisač klipa smanjuje kontaminaciju koja ulazi u cilindar.

Prednosti:

• Štiti unutrašnje komponente
• Smanjuje zahtjeve za održavanjem
• Produžava radni vijek cilindra

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Kompletna dodatna oprema uključena

All RRH Series cylinders include:

• CR-400 hidraulična spojnica
• Poklopac za prašinu

Pruža praktičnu vezu i zaštitu tokom skladištenja i transporta.

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Tehničke specifikacije

Specifikacija	Detalji
Vrsta proizvoda	Double Acting Hollow Plunger Hydraulic Cylinder
Raspon kapaciteta	30–145 Ton
Stroke Range	38–258 mm
Maksimalni radni pritisak	700 bar
Vrsta operacije	Double Acting
Plunger Design	Hollow Plunger
Tip spojnice	CR-400
Zaštita površine	Zapečeni emajl završni sloj

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RRH Series Applications

LONGLOOD Hollow Plunger Cylinders are widely used in:

Tensioning Applications

• Zatezanje kablova
• Rod tensioning
• Zatezanje vijaka
• Strukturno prilagođavanje

Industrijsko održavanje

• Usklađivanje opreme
• Component removal
• Popravka teških mašina

Građevinski projekti

• Strukturno podizanje
• Održavanje mosta
• Pozicioniranje instalacije

Manufacturing Applications

• Operacije presovanja
• Assembly work
• Fixture positioning

Servis teške opreme

• Popravka mašina
• Ekstrakcija osovine
• Component adjustment

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Prednosti proizvoda

Push and Pull Capability

The hollow plunger design allows both compression and tension operations, making one cylinder suitable for multiple applications.

Fast Hydraulic Retraction

The double-acting system provides quick return movement, improving productivity.

Pouzdane industrijske performanse

High-quality materials and protective finishes ensure long-lasting performance in demanding environments.

Fleksibilna instalacija

Collar threads and compact design simplify mounting and integration.

Enhanced Safety

Relief valves and durable construction provide safer operation under high-pressure conditions.

Sigurnosne smjernice

Za siguran rad:

• Confirm cylinder capacity matches the required load.
• Inspect couplers, creva, i armature prije rada.
• Never exceed the maximum pressure rating of 700 bar.
• Ensure the hollow plunger is properly aligned before applying force.
• Izbjegavajte bočno opterećenje osim ako nije posebno dizajnirano za primjenu.
• Keep the working area clear during operation.
• Koristite odgovarajuću ličnu zaštitnu opremu.

Često postavljana pitanja (FAQs)

1. Šta je hidraulični cilindar šupljeg klipa?

A hollow plunger hydraulic cylinder is designed with a center opening through the piston, allowing it to perform both pushing and pulling operations using rods, kablovi, ili druge komponente.

2. What are the advantages of a double acting hollow cylinder?

A double acting hollow cylinder provides hydraulic control for both extension and retraction, allowing faster operation and better positioning control.

3. What capacity range does the RRH Series offer?

The LONGLOOD RRH Series provides:

• Kapacitet: 30–145 tons
• Hod: 38–258 mm

4. What applications require hollow plunger cylinders?

Obično se koriste za:

• Zatezanje kablova
• Zatezanje vijaka
• Pulling operations
• Shaft removal
• Strukturno prilagođavanje
• Održavanje teške opreme

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5. Koliki je maksimalni radni pritisak?

The RRH Series operates at:

700 bar (10,000 PSI) maksimalni pritisak.

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6. Why is a hollow plunger design useful?

The hollow plunger allows components such as rods and cables to pass through the cylinder, enabling applications that standard solid cylinders cannot perform.

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7. Koji pribor je uključen u cilindar?

Each RRH Series cylinder includes:

• CR-400 spojnica
• Poklopac za prašinu

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8. What is the purpose of the relief valve?

The relief valve protects the cylinder from damage caused by excessive hydraulic pressure.

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9. Are RRH Series cylinders suitable for industrial use?

Da. They are designed for professional applications including construction, održavanje, proizvodnja, i servisiranje teške opreme.

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10. Can LONGLOOD customize hollow plunger cylinders?

Da. LONGLOOD pruža OEM i ODM usluge uključujući prilagođene kapacitete, moždani udari, opcije montaže, hidraulične veze, premazi, i rješenja za brendiranje.

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Why Choose LONGLOOD RRH Series Hollow Plunger Hydraulic Cylinders?

The LONGLOOD RRH Series Double Acting Hollow Plunger Hydraulic Cylinders combine powerful push-pull capability, fast hydraulic retraction, izdržljiva konstrukcija, and reliable safety features. They provide a versatile hydraulic solution for demanding tensioning, dizanje, povlačenje, i aplikacije industrijskog održavanja.

Primjena šupljeg cilindra klipa: