High-Performance Hydraulic Single Vane Pump (Models: 2R0779, 4K4869, 9T0486, 9T3866, 8J2504, 9J5056, 7J0582, 7J0585, 9J5083, 9J8198, 3G3750, 3G4091, 3G3751)

Discover our range of robust and efficient **Hydraulic Single Vane Pumps**, engineered to deliver exceptional performance and reliability in demanding industrial and mobile applications. These pumps are designed for continuous operation, providing precise hydraulic power with reduced noise and vibration.

Product Specifications

Key Advantages and Selling Points

• High Efficiency: Optimized design for maximum power conversion, reducing energy consumption and heat generation.

• Durable Construction: Built with high-quality materials for extended service life and resistance to wear and tear in harsh environments.

• Low Noise Operation: Engineered for quiet performance, contributing to a more comfortable and compliant work environment.

• Reliable Performance: Consistent flow and pressure output ensure stable operation of hydraulic systems.

• Easy Maintenance: Simplified design allows for straightforward servicing, minimizing downtime.

• Wide Compatibility: Available in various displacements and mounting options to suit a broad range of applications.

Applicable Equipment and Application Scenarios

Our Hydraulic Single Vane Pumps are versatile and widely used across various industries for their reliable hydraulic power delivery. They are ideal for equipment requiring precise and consistent fluid power.

Commonly Used In:

• Construction Machinery: Excavators, bulldozers, loaders, cranes, road rollers.

• Agricultural Equipment: Tractors, harvesters, plows, sprayers.

• Industrial Machinery: Plastic injection molding machines, presses, machine tools, hydraulic power units.

• Material Handling Equipment: Forklifts, lift trucks, aerial work platforms.

• Mining Equipment: Drills, rock crushers, conveyer systems.

• Marine Applications: Steering systems, winch drives.

Application Scenarios and Case Studies:

• Case Study 1: Excavator Boom Control

  In a large construction excavator, our single vane pump (e.g., **9T3866**) is used to power the hydraulic cylinders responsible for boom and arm movements. Its high efficiency ensures rapid and precise control, allowing operators to execute complex digging and lifting tasks smoothly. The pump's durability withstands the continuous high-pressure cycles encountered in demanding construction environments.

• Case Study 2: Plastic Injection Molding Machine Clamping Unit

  A **7J0582** vane pump is integrated into the clamping unit of an injection molding machine. It provides consistent pressure and flow to the hydraulic cylinder that clamps the mold halves together. The pump's low noise operation contributes to a quieter factory floor, while its reliability ensures consistent production cycles and reduced downtime, crucial for high-volume manufacturing.

• Case Study 3: Agricultural Tractor Steering System

  For a heavy-duty agricultural tractor, a **3G4091** vane pump is deployed in the power steering system. This ensures easy and responsive steering, even with large loads and over uneven terrain, significantly reducing operator fatigue during long hours of field work. Its robust design is well-suited for the harsh conditions of agricultural environments, including exposure to dust and vibrations.

Related Similar Products

In addition to our single vane pumps, we offer a comprehensive range of hydraulic solutions to meet diverse industrial needs:

• Double Vane Pumps:

  These pumps feature two pumping cartridges within a single housing, offering two independent flow outputs. They are ideal for applications requiring multiple hydraulic circuits with different flow rates or pressures, such as in large excavators (for boom and bucket functions simultaneously) or industrial presses where different speeds are needed for approach and pressing strokes.

• Fixed Displacement Piston Pumps:

  Known for their high pressure capabilities and excellent volumetric efficiency, fixed displacement piston pumps are suited for heavy-duty applications where consistent flow at high pressures is critical. Examples include large construction cranes, offshore drilling rigs, and metal forming machinery.

• Variable Displacement Piston Pumps:

  These pumps allow for adjustment of their displacement, thereby controlling the flow rate. They are highly energy-efficient as they only pump the required amount of fluid, reducing power consumption and heat. They are commonly found in precision machine tools, automated manufacturing systems, and advanced mobile hydraulics where fine control over speed and force is essential.

• Gear Pumps:

  Simple, robust, and cost-effective, gear pumps are widely used for lower to medium pressure applications. They are often found in agricultural machinery (e.g., for auxiliary functions), forklifts, and small industrial power units where a reliable and economical hydraulic source is needed.

Common Installation Issues and Solutions

Proper installation is crucial for the optimal performance and longevity of your hydraulic pump. Here are some common issues and their solutions:

• Issue: Excessive Noise or Vibration

  Potential Causes: Air in the system (cavitation), misalignment between pump and motor, loose mounting bolts, clogged suction filter, improper fluid viscosity, worn bearings.
                 Solution: Bleed air from the system. Check and correct pump-motor alignment. Tighten all mounting bolts. Inspect and clean/replace suction filter. Ensure correct hydraulic fluid viscosity. Inspect and replace worn pump components if necessary.

• Issue: Low or No Pressure Output

  Potential Causes: Clogged suction line or filter, air in the system, worn pump internal components (vanes, rotor), faulty relief valve, incorrect motor speed.
                 Solution: Check and clear suction line/filter. Bleed the system. Inspect pump internals for wear and replace if needed. Test and adjust/replace relief valve. Verify correct motor RPM.

• Issue: Overheating

  Potential Causes: High fluid viscosity, insufficient reservoir size, contaminated fluid, excessive system pressure, internal pump leakage, inefficient cooling.
                 Solution: Use correct fluid viscosity. Ensure adequate reservoir capacity. Change and filter hydraulic fluid. Check and adjust system pressure. Inspect pump for internal damage. Verify cooling system effectiveness.

• Issue: Fluid Leakage

  Potential Causes: Damaged seals or O-rings, loose fittings, cracked housing, excessive pressure.
                 Solution: Replace worn or damaged seals/O-rings. Tighten all hydraulic fittings. Inspect pump housing for cracks. Check and regulate system pressure within limits.