Understanding the Rotary Mechanism of a Gear Pump

2023-04-20 05:26:17 By : admin
Gear pumps have been serving various industries for over a century. These pumps are classified as positive displacement pumps, which means they have a fixed amount of fluid per revolution. Over time, the design of gear pumps has undergone several modifications, leading to the creation of various types consisting of internal, external, herringbone, and double helical gears. Gear pumps are used for many purposes, including lubrication, hydraulics, fuel transfer, and chemical processing.

Understanding Gear Pumps
Gear pump | Article about gear pump by The Free Dictionary


The basic design of a gear pump comprises two meshing gears enclosed inside a casing. One gear is driven while the other rotates freely. The turning gears create a vacuum effect that draws in fluid, which is then trapped between the gear teeth and the casing. The fluid is then forced out from the discharge port created by the gears' meshing. Regardless of the type of gear pump, they all operate on the same principle: fluid is displaced through the system by the meshing of two gears.

Gear pumps are commonly used to deal with high viscosity liquids like oil, fuel, and hydraulic fluids. They can operate at high pressures, which make them ideal for hydraulic systems. The pump's accuracy and precision make it well-suited for lubrication systems, where it is essential to ensure that the correct amount of oil is delivered to the machinery's bearings.

Applications of Gear Pumps

Gear pumps are widely used in the oil and gas industry to pump crude oil from the ground. It is also used for transferring fuel, lubricants, and other hydraulic fluids. The marine industry relies heavily on gear pumps, where they are used in various hydraulic systems, such as the steering system and winch systems. The chemical industry also utilizes gear pumps for metering and transferring of chemicals in processing plants.

The Aerospace and Aircraft industry frequently use high accuracy gear pumps for critical cooling and fuel systems. With a large range of applications, the gear pump is an integral part of many industries.

Oil Pump Gears

One of the most important applications of gear pumps is in the automotive industry, where these pumps are frequently used as oil pump gears. These pumps regulate the flow of oil to different engine parts, such as the camshaft, bearings, and crankshaft. Any issues with the oil pump gear can severely impact the engine's performance or even cause it to fail. Therefore, it's crucial to ensure that the oil pump gear is well-maintained, and a proper quality pump is installed in the engine.

In Conclusion

The gear pump is a versatile piece of equipment, utilized in many industries. It is a reliable solution for pumping fluids with high viscosity at a high pressure. The advancements in gear pump technology continue to enhance its efficiency and precision. Whether it is in the hydraulic industry, oil & gas or even marine and automotive applications, the gear pump provides an ideal pumping solution. In some cases, this pump can be a vital component in the smooth running of different systems.