RCH Series Spring Return Single Acting Hollow Plunger Hydraulic Cylinders

các LONGLOOD RCH Series Spring Return Single Acting Hollow Plunger Hydraulic Cylinders are designed for professional applications requiring reliable đẩy và kéo lực thủy lực in a compact and versatile cylinder design.

With a hollow plunger structure, these cylinders allow rods, cáp, and other components to pass through the center opening, making them ideal for tensioning, kéo, nâng, ép, and mechanical maintenance operations.

The RCH Series combines a single-acting spring return system, durable construction, and corrosion-resistant protection to provide dependable performance in demanding industrial environments.

Available in capacities from 13 ĐẾN 95 tấn, with stroke lengths from 8 ĐẾN 155 mm and center hole diameters from 19.6 ĐẾN 79 mm, the RCH Series offers a flexible hydraulic solution for various industrial applications.

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RCH Series Hollow Plunger Cylinder Features

Thiết kế pit tông rỗng cho ứng dụng đẩy và kéo

The unique hollow plunger design allows the cylinder to perform both pushing and pulling operations.

Key benefits:

• Suitable for tensioning applications
• Allows rods and cables to pass through the center hole
• Supports both compression and pulling forces
• Provides greater flexibility compared with standard cylinders

Typical applications include:

• Căng cáp
• Căng bu lông
• Shaft pulling
• Component extraction
• Điều chỉnh kết cấu

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Single Acting Spring Return System

The RCH Series uses hydraulic pressure for extension and an internal spring mechanism for automatic return.

Thuận lợi:

• Simple and reliable operation
• Piston quay trở lại nhanh
• Reduced hydraulic system complexity
• Improved working efficiency

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Smooth Saddle Design

Most RCH Series cylinders are equipped with smooth saddles to provide stable contact during operation.

Những lợi ích:

• Protects the plunger surface
• Improves load distribution
• Provides stable lifting support
• Reduces wear during operation

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Ống trung tâm nổi mạ niken bền

Models above 20 tons feature a nickel-plated floating center tube designed to increase product durability.

Thuận lợi:

• Improved corrosion resistance
• Reduced wear
• Tuổi thọ phục vụ kéo dài
• Reliable performance under repeated use

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Corrosion-Resistant Construction

The baked enamel exterior finish provides enhanced protection against corrosion.

Những lợi ích:

• Thích hợp cho môi trường công nghiệp
• Improves durability
• Helps maintain long-term performance

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Easy Installation and Fixturing

The collar thread design allows simple installation and secure mounting.

Thuận lợi:

• Easy fixture integration
• Improved positioning stability
• Convenient setup for different applications

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Thông số kỹ thuật

Đặc điểm kỹ thuật	Chi tiết
Loại sản phẩm	Single Acting Hollow Plunger Hydraulic Cylinder
Return Type	Mùa xuân trở về
Phạm vi công suất	13–95 Ton
Phạm vi hành trình	8–155 mm
Áp suất vận hành tối đa	700 thanh
Center Hole Diameter	19.6–79 mm
Thiết kế pit tông	Pít tông rỗng

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RCH Series Applications

The LONGLOOD RCH Series cylinders are widely used in:

Bảo trì công nghiệp

• Loại bỏ thành phần
• Equipment repair
• Bảo trì máy móc

Ứng dụng căng thẳng

• Căng cáp
• Căng thanh
• Căng bu lông

Dự án xây dựng

• Điều chỉnh kết cấu
• Bảo trì cầu
• Định vị lắp đặt

Ứng dụng sản xuất

• Thao tác ép
• Công việc lắp ráp
• Fixture applications

Dịch vụ thiết bị nặng

• Shaft removal
• Mechanical alignment
• Hydraulic maintenance

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Ưu điểm sản phẩm

Khả năng đẩy và kéo

The hollow plunger design provides both pushing and pulling functionality, making it suitable for complex hydraulic tasks.

Compact and Flexible Design

The compact structure allows installation in limited working spaces.

Trả lại tự động đáng tin cậy

The spring return system provides efficient operation without requiring hydraulic retraction.

Long Service Life

High-quality materials, nickel-plated components, and protective coatings ensure durability.

Wide Application Range

Multiple capacities and stroke options allow users to select the right cylinder for different projects.

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Hướng dẫn an toàn

Để vận hành an toàn:

• Select a cylinder with suitable capacity for the application.
• Never exceed the maximum working pressure of 700 thanh.
• Ensure the cylinder is positioned on a stable surface.
• Check the hollow plunger alignment before applying pressure.
• Inspect hoses, khớp nối, and fittings before use.
• Avoid side loading unless the application allows it.
• Giữ khu vực làm việc thông thoáng trong quá trình vận hành.
• Wear appropriate protective equipment.

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Câu hỏi thường gặp (Câu hỏi thường gặp)

1. What is a hollow plunger hydraulic cylinder?

A hollow plunger hydraulic cylinder has a central opening through the piston, allowing rods, cáp, or other components to pass through while applying hydraulic force.

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2. What are the advantages of the RCH hollow plunger design?

The hollow plunger design allows:

• Push and pull operations
• Through-hole applications
• Tensioning work
• Greater installation flexibility

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3. What is the capacity range of the RCH Series?

The LONGLOOD RCH Series offers:

• Dung tích: 13–95 tons
• Đột quỵ: 8–155 mm
• Center Hole Diameter: 19.6–79 mm

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4. How does the spring return system work?

The cylinder extends when hydraulic pressure is applied. When pressure is released, the internal spring automatically retracts the plunger.

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5. What is the maximum operating pressure?

The RCH Series is designed for:

700 thanh (10,000 psi) maximum operating pressure.

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6. What applications require hollow plunger cylinders?

Common applications include:

• Căng cáp
• Căng bu lông
• Pulling operations
• Khai thác trục
• Điều chỉnh kết cấu
• Industrial maintenance

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7. What is the purpose of the center hole?

The center hole allows rods, cáp, or other components to pass through the cylinder, enabling pulling and tensioning operations.

8. Are RCH Series cylinders easy to install?

Đúng. Collar threads allow simple mounting and secure fixture installation.

9. What is the difference between a hollow plunger cylinder and a standard hydraulic cylinder?

A standard cylinder mainly provides pushing force, while a hollow plunger cylinder can perform both pushing and pulling operations through its center opening.

10. Can LONGLOOD customize RCH Series cylinders?

Đúng. LONGLOOD provides OEM and ODM services, including customized capacity, chiều dài hành trình, center hole dimensions, tùy chọn lắp đặt, lớp phủ, và giải pháp xây dựng thương hiệu.

Why Choose LONGLOOD RCH Series Hollow Plunger Cylinders?

các LONGLOOD RCH Series Spring Return Single Acting Hollow Plunger Hydraulic Cylinders combine compact design, push-pull capability, reliable spring return operation, and durable construction. They are an excellent choice for professional users requiring versatile hydraulic solutions for tensioning, nâng, kéo, and maintenance applications.

Application of RCH-1003 Hollow Plunger Cylinder:

The RCH-1003 hollow plunger cylinder is used for intermediate boom suspension on a dragline.