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Principle and characteristics of lubrication gear pumps

Lubricating gear pump is a commonly used hydraulic pump, lubricating gear pump belongs to a kind of gear pump, mainly relying on the pump cavity and the meshing gear formed between the working volume change and movement to transport liquid or make it pressurized rotary pump.
There is an independent motor drive, which can effectively block upstream pressure pulsations and flow fluctuations. It consists of two gears, pump body and front and rear covers to form two closed spaces, when the gear rotates, the volume of the space on the gear disengagement side changes from small to large, forming a vacuum, sucking the liquid in, and the volume of the space on the gear meshing side changes from large to small, and the liquid is squeezed into the pipeline. The suction chamber and discharge chamber are separated by the meshing lines of the two gears. The pressure at the discharge outlet of a gear pump depends entirely on the amount of resistance at the pump outlet.
The main advantages of lubricating gear pumps are simple structure, low price, small size, light weight, good self-priming ability, and large speed range. Insensitive to oil pollution, easy to maintain and reliable to work; Its main features are large flow and pressure pulsation, high noise, and non-adjustable displacement.
Gear pump is used to transport viscous liquid, such as lubricating oil and combustion oil, should not transport less viscous liquid, should not transport liquid containing particulate impurities, which will affect the service life of the pump, can be used as lubrication system oil pump and hydraulic system oil pump, widely used in engines, steam turbines, centrifugal compressors, machine tools and other equipment.
Jiaxing Jianhe Machinery provides you with economical and efficient lubrication. If you need a dedicated system for unique equipment, we can design and manufacture a dedicated lubrication system to provide you with the convenience you need.


Post time: Dec-06-2022