Product Description
High pressure hydraulic pump
For automatic concrete blcok /pavers making machine using
Hydraulic station specification
| Pressure | 5-21 Mpa |
| Material | 45#steel |
| Installation way | Foundation bolt |
| Oil type | Antiwear hydraulic oil |
| Temperature | -30—-80ºC |
| Motor power | 7.5kw |
| Pump | PV2R2-41 |
| Over size | 1100x850x700mm |
| Value bank | Proportional relief value one group |
| Electro-hydraulic directional control value four groups |
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| Connected pipe diameter | 1mm |
| Fuel tank volume | 40-160L |
Advantages
1) Large volume and replace of paker hydraulic power system.
2) Within a given range steady automatically adjust the hauling speed, and the infinite speed adjustment can be realized.
3) Easy to change direction, can realize operating mechanism rotate and the
straight line reciprocating movement while under the condition of without changing
the motor direction of rotation.
4) Tubing connection between hydraulic pump and hydraulic motor, each other is
not subject to strict limits on space layout.
5) Because of oil as working medium, the components of relative motion between
surface can self lubrication, wear small, long service life.
6) Operate and control simply, high degree of automation.
7) Easy to achieve overload protection.
Standard design features include
Accumulators:
These are containers that can be attached to the hydraulic actuators. They collect
water form the pumping mechanism and are intended to build and maintain fluid
pressure to supplement the motor pumping system
Motor Pumps:
A hydraulic power unit can be equipped with a single motor pump, or multiple
devices each with their own accumulator value. With a multiple pump system,
usually only one operates at a time.
Tanks:
The tank is a storage unit designed with enough volume for the fluid in the pipes to
drain into it. Likewise, actuator fluid may sometimes need draining into the tank.
Filters:
A filter is typically installed along the top of the bank. It is a selfcontained bypass unit, with its own motor, pump, and filtering apparatus. It can be used to fill or empty the tank by activating a multi-directional value. Because they are self-contained, filters
can often be replaced while the power unit is functioning.
Coolers and Heaters
As part of the temperature regulation process, an air cooler can be installed near or behind the filter unit to prevent temperatures from rising above operational parameters. Likewise, a heating system, such as an oil-based heater, can be used to elevate temperatures when necessary
Power Unit Controllers:
The hydraulic controller unit is the operator interface containing power switches,
displays, and monitoring features. It is necessary for installing and integrating a
power unit into a hydraulic systems, and can usually be found wired into the power
unit.
Power Unit Controllers:
The hydraulic controller unit is the operator interface containing power switches,
displays, and monitoring features. It is necessary for installing and integrating a
power unit into a hydraulic systems, and can usually be found wired into the power
unit.
A hydraulic system employs enclosed fluid to transfer energy from one source to
another, and subsequently create rotary motion, linear motion, or force. Hydraulic
power units apply the pressure that drives motors, cylinders, and other
complementary parts of a hydraulic system. Unlike standard pumps, these
power units use multi-stage pressurization networks to move fluid, and they often
incorporate temperature control devices. The mechanical characteristics and
specifications of a hydraulic power unit dictate the type of projects for which it can
be effective.
Some of the important factors that influence a hydraulic power unit’s
performance are pressure limits,power capacity, and reservoir volume. In addition,
its physical characteristics, including size, power supply,and pumping Strength are also significant considerations. To better understand the operating principles
and design features in a hydraulic power unit, it may be helpful to look at the basic
components of a standard model used in industrial hydraulic systems.
Packing details
We use wood packing for all hydraulic power units, it’s more safe.
Our factory and workshop
Company profile
Henry Industrial Co., Ltd has been committed to designer, manufacturer, saler of
construction machinery ,has the domestic advanced equipments, super professional skills. With over 23 years of experience, we produce a wide range of products like hollow block machine, soil brick machine, interlocking brick machine,
paving machine, crusher, mixer, block mould and paving mould.
Among the same trade, the company took the lead in wining the ISO9001 and ISO14001environment management system certificate, CE certificate, the”China Well-Known
Trademark “, and “High and New Tech enterprise certificate” Our products have been
well sold to hundreds of countries and regions such as Europe, America, Africa, the
Middle east, Southeast Asia, etc, winning the high reputation of customers from domestic and overseas.now has 3 offices in foreign countries.
Currently, we have perfected design of the machines, enhanced the performance of the machine, improve the production process of the machine.and in price we made a substantial adjustment. Our R&D team develops new designs every two months. I believe that your customers will be always satisfied with our products and designs.
Shipping way
We have our own long cooperate shipping company, they can offer the best freight. And if you would like, we can use your shipping company to sent the machines.
Contact information:
Sarah Yang
Cell phone: 15153982178
| Certification: | GS, CE, ISO9001 |
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| Pressure: | 5-21 MPa |
| Work Temperature: | Normal Temperature |
| Customization: |
Available
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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How does a double-acting hydraulic cylinder contribute to energy-efficient force generation?
A double-acting hydraulic cylinder plays a significant role in energy-efficient force generation. Here’s a detailed explanation:
1. Bi-Directional Operation: One of the key features of a double-acting hydraulic cylinder is its ability to generate force in both directions. This bi-directional operation allows for efficient energy utilization. When pressurized hydraulic fluid is supplied to one side of the cylinder, the piston extends, generating force in one direction. Conversely, when the fluid is supplied to the other side, the piston retracts, producing force in the opposite direction. By utilizing both extension and retraction strokes, the hydraulic cylinder maximizes force output while minimizing energy consumption.
2. Conservation of Potential Energy: A double-acting hydraulic cylinder has the ability to conserve and utilize potential energy effectively. During the extension stroke, the cylinder stores potential energy in the compressed hydraulic fluid. This stored energy can be released during the retraction stroke, minimizing the need for additional energy input. By harnessing and reusing this potential energy, the hydraulic cylinder contributes to energy efficiency, reducing the overall energy requirements for force generation.
3. Load Counterbalancing: In certain applications, a double-acting hydraulic cylinder can be used for load counterbalancing, further enhancing energy efficiency. Load counterbalancing involves using the hydraulic cylinder to oppose and balance external loads, reducing the overall energy required to move or hold the load. By strategically applying hydraulic pressure to the appropriate side of the cylinder, the system can counterbalance the load’s weight, minimizing energy consumption and improving efficiency.
4. Flow Control and Regeneration: Double-acting hydraulic cylinders can incorporate flow control and regeneration mechanisms to optimize energy efficiency. Flow control valves can be used to regulate the flow rate of hydraulic fluid, ensuring that the force generation matches the required load and speed. Regeneration valves or circuits allow the hydraulic fluid to be redirected during the cylinder’s retraction stroke, bypassing the pump and reducing energy consumption. These control and regeneration features enable the hydraulic system to operate with improved energy efficiency, minimizing waste and maximizing force generation per unit of energy input.
5. System Integration and Optimization: Energy-efficient force generation with a double-acting hydraulic cylinder is not limited to the cylinder alone but involves the integration and optimization of the entire hydraulic system. By designing the hydraulic system with the appropriate components, such as efficient pumps, valves, and control systems, the overall system efficiency can be improved. Proper system sizing, pressure control, and fluid management contribute to minimizing energy losses and maximizing the energy efficiency of force generation.
By leveraging bi-directional operation, conserving potential energy, load counterbalancing, flow control and regeneration, as well as system integration and optimization, a double-acting hydraulic cylinder significantly contributes to energy-efficient force generation. These features make hydraulic systems with double-acting cylinders suitable for applications where energy efficiency is a priority, such as in industrial machinery, construction equipment, and mobile hydraulic systems.
Can double-acting hydraulic cylinders be used in agricultural machinery for various tasks?
Yes, double-acting hydraulic cylinders are commonly used in agricultural machinery for a variety of tasks. Here’s a detailed explanation:
1. Lifting and Lowering Implements: Agricultural machinery often requires the lifting and lowering of implements such as plows, cultivators, and seeders. Double-acting hydraulic cylinders can provide the necessary force to raise and lower these implements smoothly and efficiently. By supplying pressurized hydraulic fluid to one side of the cylinder, the implement is lifted, and by supplying fluid to the other side, it is lowered. The bi-directional force generation of double-acting cylinders allows for precise control over the height and position of the implements, enabling efficient agricultural operations.
2. Tilting and Positioning: Double-acting hydraulic cylinders can also be used for tilting and positioning tasks in agricultural machinery. For example, in a front-end loader or a combine harvester, hydraulic cylinders are employed to tilt the loader bucket or the cutting platform, allowing for easy loading or harvesting on uneven terrain. The cylinders provide the necessary force to adjust the angle and position of the equipment, enhancing productivity and maneuverability.
3. Steering and Braking: Agricultural machinery, such as tractors and self-propelled harvesters, requires effective steering and braking systems for safe and precise operation. Double-acting hydraulic cylinders can be utilized in these systems to control the movement of steering mechanisms or braking mechanisms. By converting hydraulic pressure into mechanical force, the cylinders enable responsive steering and reliable braking, ensuring operator control and safety in various agricultural tasks.
4. Actuating Hydraulic Valves: Agricultural machinery often incorporates hydraulic systems with multiple valves for controlling the flow of fluids to different components. Double-acting hydraulic cylinders can actuate these valves, allowing for precise control over the functions of the machinery. By extending and retracting the cylinder’s piston, operators can open or close specific valves, regulating the flow of hydraulic fluid and directing it to the desired components or functions.
5. Load Handling and Manipulation: Agricultural machinery frequently involves load handling and manipulation tasks, such as baling, lifting and transporting heavy loads, or operating hydraulic arms for loading and unloading materials. Double-acting hydraulic cylinders provide the necessary force for these tasks, enabling efficient load handling and manipulation. The cylinders can be integrated into lifting mechanisms, arms, or other load-bearing structures, allowing for controlled lifting, lowering, and holding of various agricultural loads.
Given their capabilities in lifting and lowering implements, tilting and positioning, steering and braking, actuating hydraulic valves, as well as load handling and manipulation, double-acting hydraulic cylinders are widely used in agricultural machinery for various tasks. Their versatility, power, and precise control make them essential components in modern agricultural equipment.
How does a double-acting hydraulic cylinder handle variations in hydraulic pressure?
A double-acting hydraulic cylinder is designed to handle variations in hydraulic pressure while maintaining its functionality and performance. Here’s a detailed explanation:
1. Balanced Design: Double-acting hydraulic cylinders are designed with a balanced piston and rod arrangement. This design ensures that the hydraulic pressure acts equally on both sides of the piston, allowing for consistent and balanced force generation. As a result, the cylinder can handle variations in hydraulic pressure without compromising its ability to extend and retract smoothly.
2. Efficient Sealing System: Double-acting cylinders incorporate a sealing system that helps maintain the integrity of the hydraulic fluid and prevents leakage. The piston and rod seals, typically made of materials like rubber or polyurethane, create a tight seal between the piston and the cylinder barrel. This sealing system ensures that hydraulic pressure is effectively contained within the cylinder, reducing the impact of pressure variations on the cylinder’s performance.
3. Pressure Relief Mechanism: In situations where there are significant variations in hydraulic pressure, double-acting hydraulic cylinders may incorporate a pressure relief mechanism. This mechanism allows excess pressure to be released from the cylinder, preventing damage to the seals and other internal components. Pressure relief valves or adjustable relief valves are commonly used to regulate the pressure within the cylinder and protect it from excessive pressure fluctuations.
4. Robust Construction: Double-acting hydraulic cylinders are constructed using high-strength materials such as steel or aluminum. This robust construction enables the cylinder to withstand variations in hydraulic pressure without deformations or failures. The materials used, along with proper engineering and manufacturing techniques, ensure the structural integrity of the cylinder even under challenging pressure conditions.
5. Performance Testing and Quality Control: Manufacturers of double-acting hydraulic cylinders subject their products to rigorous performance testing and quality control measures. These tests evaluate the cylinder’s ability to handle variations in hydraulic pressure, ensuring that it meets the required performance and safety standards. Through these quality control processes, any potential issues related to pressure variations are identified and addressed before the cylinder is deployed.
By employing a balanced design, efficient sealing system, pressure relief mechanisms, robust construction, and thorough quality control, double-acting hydraulic cylinders can effectively handle variations in hydraulic pressure. These features ensure the cylinder’s reliability, longevity, and consistent performance in diverse hydraulic systems and applications.
editor by CX 2023-11-30