Product Description

Product Description

Hydraulic Single-staged Jack/Ram R-420 CH 
Used to support the object and prevent the object moving.
Scope of application:
1. Various accidents, traffic accident rescue, earthquake, building collapse and other disaster rescue.
2. Used to support the object by holding the top and lift the top,and prevent the object moving to keep the weight stable.
Hydraulic rescue kit( hydraulic cutter, hydraulic spreading cutter, hydraulic spreader, hydraulic telescopic ram, high-pressure motor pump), is specially designed for traffic accidents. the vehicle extrication kit contains everything that you need. All of the tools have adequate reserves to cope with modern types of vehicles.

Product Parameters

Product name Hydraulic Two-staged Jack/Ram
 Model R-420 CH
Rated pressure 720bar
Jacking force 58-141KN
Retracted length 539mm
1 Stroke 1st Pluger 390mm
2 Stroke 2nd Pluger 356mm
Extension rod length 539-1285mm
 Gross weight 19.1kg
 Net weight 13.5kg
 Outer Size 745x275x170mm(Aluminum Alloy Box)
 Machine Size 539x92x350mm
 Certificate CE

Detailed Photos

Application Scenarios

Company Introduction

ROSPER(HangZhou)TECHNOLOGY CO., LTD is  the metal products and tools for construction and firefighting&rescure protection Manufacturer&Trader.The products scopes:Firefighting&Rescure Products,Hydraulic power machinery and components,widely used in fire, police, security, mining, earthquake bureau, steel, airport, renewable energy and other departments and fields. The materials and manufacturing processes of key components are purchased and produced according to military standards. We also work with the top company who equipped with domestic first-class production equipment and complete testing equipment with high quality and innovative technology as the purpose, to design, research and develop the fire rescue demolition products to suitable for different use scenarios,to provide full guarantee for product quality.
We are committed to putting people first and achieving safe and efficient rescue.

FAQ

1.Are you a trading company or manufacturer?
Prosper is a manufacturer&trader,specialized in the research, development and production of metal products and machines&tools.

2.Can you provide OEM service?
Yes, we can do OEM,ODM,Customization.

3.The price that you offer me, could be more discount?
It will be depended on order quantity.

4.What is your shipping way ?
 By express (DHL,Fedex,TNT),by air ,or sea. We will choose the best way according to customers requirement.

5.Whats the International Commercial Terms(Incoterms)?
  EXW,FOB, CFR, CIF,DDU,DDP.

6.How about the delivery time?
Normally 3-15 days after receiving the advance payment. Samples will be prepared within 1-7 days.

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Application: Emergency Rescue/Vehicle Demolition etc.
Using Field: Traffic Accident/Earthquake/Building Collapse etc.
Suitable for: Fire-Fighting/Traffic/Rescue Team etc.
Customization:
Available

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Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

hydraulic cylinder

Can hydraulic rams be repaired or maintained when needed?

Yes, hydraulic rams can be repaired and maintained when needed. Here’s a detailed explanation:

1. Repair: If a hydraulic ram is damaged or not functioning correctly, it can be repaired. The specific repair process will depend on the nature and extent of the damage. Common repairs may involve replacing worn-out seals, repairing or replacing damaged cylinders or pistons, fixing leaks, or addressing issues with the hydraulic fluid system. It is important to follow the manufacturer’s guidelines and consult with hydraulic repair professionals to ensure proper repair procedures are followed.

2. Maintenance: Regular maintenance is crucial to keep hydraulic rams in optimal working condition. Maintenance tasks may include inspecting the ram for signs of wear or damage, checking and replacing seals as necessary, cleaning or replacing filters, monitoring fluid levels and quality, and lubricating moving parts. Following a maintenance schedule and adhering to manufacturer recommendations helps prevent potential failures and ensures the longevity and reliable operation of the hydraulic ram.

3. Troubleshooting: When issues arise with a hydraulic ram, troubleshooting techniques can be employed to identify the root cause of the problem. This may involve checking for leaks, examining hydraulic fluid pressure and flow, inspecting electrical or mechanical components, or using diagnostic tools. Troubleshooting helps pinpoint the specific issue and facilitates effective repairs or maintenance.

4. Professional Assistance: In some cases, repairing or maintaining a hydraulic ram may require the expertise of hydraulic technicians or professionals. They have the knowledge, skills, and specialized tools to diagnose and address complex issues. When dealing with intricate hydraulic systems or if the repair or maintenance task is beyond your capabilities, it is advisable to seek professional assistance to ensure the proper and safe handling of the hydraulic ram.

5. Documentation: It is important to maintain proper documentation of repairs and maintenance performed on hydraulic rams. This includes recording the date of service, details of the performed tasks, replacement parts used, and any observations or recommendations. Documentation helps track the history of the hydraulic ram, assists in future maintenance planning, and provides valuable information for troubleshooting purposes.

By conducting necessary repairs, adhering to a regular maintenance schedule, employing troubleshooting techniques, seeking professional assistance when required, and maintaining detailed documentation, hydraulic rams can be effectively repaired and maintained. This ensures their continued functionality, reliability, and longevity.

hydraulic cylinder

How does a hydraulic ram contribute to energy-efficient force generation?

A hydraulic ram plays a significant role in energy-efficient force generation. Here’s a detailed explanation:

1. Force Multiplication: One of the key advantages of a hydraulic ram is its ability to multiply force. Hydraulic rams utilize the principle of Pascal’s law, which states that pressure exerted on a fluid in a confined space is transmitted equally in all directions. By applying a relatively small force to a small piston or plunger, hydraulic rams can generate a significantly larger force at a larger output piston or plunger. This force multiplication allows for the efficient generation of high forces with relatively low input forces, resulting in energy savings.

2. Power Transmission: Hydraulic rams are part of a hydraulic system that efficiently transmits power from a prime mover, such as an electric motor or an internal combustion engine. The hydraulic system uses pressurized fluid to transmit power through pipelines to the hydraulic ram. The fluid acts as a medium to transfer energy from the prime mover to the ram. Hydraulic systems have high power transmission efficiency, minimizing energy losses during power transfer. This efficiency contributes to energy-efficient force generation in hydraulic rams.

3. Variable Force and Speed Control: Hydraulic rams offer the ability to control and adjust the force and speed of operation. By regulating the flow of hydraulic fluid into the ram, the force exerted by the ram can be precisely controlled. This allows for matching the force output to the specific requirements of the task at hand, avoiding unnecessary energy consumption. Additionally, the speed of the ram can be adjusted by controlling the flow rate of the hydraulic fluid. By optimizing the force and speed of operation, hydraulic rams ensure energy-efficient force generation.

4. Regenerative Energy: Hydraulic systems can incorporate regenerative circuits to capture and reuse energy that would otherwise be wasted. Regenerative circuits allow the hydraulic fluid, which carries potential energy, to flow back into the system after completing a task. This energy can be stored or redirected for future use, reducing the overall energy consumption of the hydraulic system. By implementing regenerative circuits, hydraulic rams contribute to energy efficiency by harnessing and recycling energy that would have otherwise been dissipated.

5. Compact Design and Light Weight: Hydraulic rams are compact and lightweight compared to other force generation mechanisms. Their compact design reduces the amount of material required for construction, resulting in lower energy consumption during the manufacturing process. The lightweight nature of hydraulic rams also contributes to reduced energy requirements for transportation and installation. The combination of compact design and light weight makes hydraulic rams an energy-efficient choice for force generation in various applications.

6. System Integration: Hydraulic rams can be easily integrated into complex hydraulic systems, allowing for efficient overall system design. The integration of hydraulic rams with other components, such as valves, pumps, and accumulators, enables precise control and optimization of the force generation process. Proper system design and integration ensure that hydraulic rams operate at their highest efficiency, minimizing energy waste and maximizing force generation capabilities.

In summary, hydraulic rams contribute to energy-efficient force generation through force multiplication, efficient power transmission, variable force and speed control, regenerative energy utilization, compact design and light weight, as well as system integration. These features make hydraulic rams a preferred choice in applications where energy efficiency and precise force generation are essential.

hydraulic cylinder

How does a hydraulic ram handle variations in hydraulic pressure?

A hydraulic ram is designed to handle variations in hydraulic pressure through the use of specific components and mechanisms. Here’s a detailed explanation:

1. Air Vessel: The air vessel, also known as the air chamber or air dome, is a crucial component in a hydraulic ram. It contains compressed air, which acts as a cushioning medium. When the hydraulic ram is in operation, variations in hydraulic pressure cause fluctuations in water flow. The air vessel absorbs these pressure fluctuations by compressing or expanding the air inside it. This helps maintain a more constant and steady flow of water through the ram.

2. Valve Mechanism: The valve mechanism in a hydraulic ram plays a significant role in handling variations in hydraulic pressure. During the drive phase, the valve opens, allowing water to enter the ram. As the water flows in, it gains velocity and momentum. When the hydraulic pressure reaches a certain threshold, the valve closes rapidly, creating a water hammer effect.

This water hammer effect generates a high-pressure pulse that lifts a portion of the water to a higher elevation. The valve opening and closing are controlled by the pressure differentials and the design of the valve mechanism. This mechanism helps regulate and stabilize the hydraulic pressure within the ram, enabling it to handle variations in pressure.

3. Waste Valve (Optional): Some hydraulic ram designs incorporate a waste valve. The waste valve serves as a safety mechanism to handle excessive pressure build-up. If the pressure inside the ram becomes too high, the waste valve opens, allowing excess water or air to escape. This prevents damage to the hydraulic ram and ensures its safe operation.

4. Seals and Gaskets: Seals and gaskets are essential components that prevent leakage of water or air from the hydraulic ram. They help maintain the necessary pressure differentials and ensure that variations in hydraulic pressure are effectively managed. By preventing leaks, the seals and gaskets contribute to the overall efficiency and performance of the hydraulic ram.

By utilizing these components and mechanisms, a hydraulic ram can effectively handle variations in hydraulic pressure. The air vessel, valve mechanism, optional waste valve, and sealing elements work together to maintain a stable flow and prevent damage to the ram, ensuring its reliable and efficient operation.

China factory Prosper Emergency Rescue Hydraulic Two-Staged Jack/RAM R-420 CH   vacuum pump connector	China factory Prosper Emergency Rescue Hydraulic Two-Staged Jack/RAM R-420 CH   vacuum pump connector
editor by CX 2024-03-21