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Which Type of Hydraulic Pump Used in Excavator? | Kyotechs

2024-08-24
Learn which type of hydraulic pump is used in excavators. Gear, vane, and piston pumps guide. Explore Kyotechs' comprehensive range of excavator parts.

Which Type of Hydraulic Pump Used in Excavator: A Comprehensive Guide

In the ever-evolving field of construction machinery, the hydraulic pump plays a pivotal role, especially in excavators. These powerhouses transform mechanical power into hydraulic energy, enabling the various functionalities of excavators from movement to digging. we delve into the various types of hydraulic pumps used in excavators and how Kyotechs provides unparalleled solutions for your machinery needs.

Introduction to Hydraulic Pumps in Excavators

Hydraulic systems are the lifelines of excavators, and at the core of these systems are hydraulic pumps. These pumps convert mechanical power from the engine into hydraulic energy, which powers the movement of the excavator's arm, boom, and attachments. The right choice of hydraulic pump is critical for efficient operation, influencing both performance and durability.

Types of Hydraulic Pumps Used in Excavators

Understanding the types of hydraulic pumps can guide operators in making informed decisions about maintenance and replacements. Here are the main types commonly used in excavators:

1. Gear Pumps: Simple and robust, gear pumps are known for their durability and ease of maintenance. They consist of two gears meshing together to create a flow of hydraulic fluid. While they are cost-effective, their efficiency is generally lower compared to other types. Gear pumps are suitable for low-pressure applications.

2. Vane Pumps: Vane pumps are often used for medium-pressure applications. They consist of vanes mounted on a rotor, which spins inside the cavity. The movement of the vanes creates a vacuum that helps in drawing and pushing the fluid. These pumps offer better efficiency than gear pumps but aren’t as robust.

3. Piston Pumps: Known for high efficiency and versatility, piston pumps cater to high-pressure operations. They use multiple pistons moving in a cylinder to create pressure and flow. Although more expensive, they provide the best performance and are often used in high-demand excavators.

Each type has its specific use case, determined by the unique demands of the excavation task at hand. Selecting the appropriate hydraulic pump ensures that your excavator operates at optimal performance levels.

Why Choose Kyotechs for Your Excavator Needs?

Established in 2009, Kyotechs has swiftly risen to become a leader in the excavator parts industry. We provide a full range of replacement parts for various brands, such as Hitachi, Sany, Kawasaki, Volvo, Hyundai, Doosan, Komatsu, Caterpillar, Case, and Kobelco. Our product line includes:

- Engine Assemblies and Parts: Ensure your excavator runs smoothly with our reliable engine components.

- Hydraulic Pumps and Parts: State-of-the-art hydraulic pumps to match any operational need.

- Hydraulic Motor Assemblies and Parts: High-performance motor assemblies for efficient power transfer.

- Control Valve Assemblies and Parts: Precision engineering for effective control and operation.

- Cylinder Assemblies and Seal Kits: Comprehensive kits for maintenance and repair.

- Driving Cabin Assemblies and Inside Parts: Enhance operator comfort and control with High-Quality cabin parts.

- Electric Parts, Undercarriage Parts, Mini Excavator Solutions: Full-fledged solutions for every aspect of the excavator's operational lifespan.

With our "One-Stop Excavator Software Solution," "One-Stop Engine Repair Solution," and "One-Stop Hydraulic Repair Solution," Kyotechs ensures that customers receive complete support for their machinery needs, from procurement to maintenance.

Conclusion

In the realm of excavators, the type of hydraulic pump utilized profoundly affects productivity, efficiency, and operational costs. By understanding gear, vane, and piston pumps, operators can make better-informed decisions suitable for their specific machinery demands. Kyotechs stands as a trusted partner, offering top-notch parts and solutions, ensuring your excavators function optimally and efficiently.

FAQs

Q1: What types of hydraulic pumps are best for high-pressure operations in excavators?

A1: Piston pumps are best suited for high-pressure operations due to their efficiency and capability to handle high demands.

Q2: What are the advantages of using gear pumps in excavators?

A2: Gear pumps are favored for their simplicity, robustness, and cost-effectiveness in low-pressure applications.

Q3: How can Kyotechs assist with hydraulic pump replacement?

A3: Kyotechs provides a comprehensive range of hydraulic pumps and repair solutions for various excavator brands, ensuring optimum performance.

Experience seamless operations and superior quality with Kyotechs—your go-to source for reliable excavator parts and solutions.

Tags
FD33 Starter Motor
FD33 Starter Motor
PC160-7 swing gearbox
PC160-7 swing gearbox
SG025E
SG025E
PC490LC-10 Boom Seal Kit
PC490LC-10 Boom Seal Kit
14534366
14534366
E307D swing gearbox
E307D swing gearbox
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Question you may concern
FAQS
What should be checked when the hydraulic pump has insufficient pressure?

When the pressure is insufficient, check the hydraulic oil level, filter, hydraulic line leakage, pressure relief valve and internal wear of the pump.

What to do if the excavator's fuel system is clogged?

Check and clean the fuel filters, clean sediment from the fuel tank, inspect the fuel lines for blockages or leaks, and use appropriate cleaning agents to flush the fuel system.

How do you pressure test a hydraulic pump?

Using a hydraulic pressure gauge connected to the pump's test port, operate the excavator to generate pressure and compare the reading to the manufacturer's specifications.

What liquid should be added to the battery (battery) used normally in the excavator after the liquid level drops? Why?

Distilled water should be added. Because the battery will generate heat during the charging and discharging process, the water will evaporate, and the specific gravity of the electrolyte will increase. After adding distilled water, the specific gravity of the electrolyte can be restored.

What are the reasons why the excavator can rotate when starting, but cannot start?

1.There is no oil in the fuel tank.

 

2.The fuel filter and oil-water separator are blocked.

 

3.The low-pressure oil circuit does not supply oil.

 

4.The injection pump does not pump oil.

 

5.There is air in the oil circuit.

 

6.The valve timing is misaligned. The opening time of the valve is not coordinated with the stroke of the piston in the cylinder. For example, when the piston makes a compression stroke in the cylinder, the intake and exhaust valves are open, and fresh air is driven out of the cylinder, so that there is no combustion gas in the cylinder and it cannot start.

 

7.The solenoid valve of the injection pump is broken and is in a closed state, and the diesel cannot enter the high-pressure chamber.

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