Tech Gate Engineering 9 Products 9 DVP – Vacuum Pump 9 DVP – Lubricated Rotary Vane Pump


What is a Lubricated Rotary Vane Pump?

A lubricated rotary vane pump is a type of positive displacement pump that uses a series of sliding vanes to create a vacuum or pressure. The vanes are typically made of a self-lubricating material such as carbon, graphite or PTFE, and they slide inside a cylindrical cavity, also known as the rotor. The rotor is driven by a motor, and as it rotates, the vanes are pushed outwards by centrifugal force, creating a seal against the internal walls of the pumping casing.

As the vanes move away from the inlet port, they create a suction that draws the fluid or gas into the pump. The fluid or gas is then compressed as the vanes slide back towards the inlet port, reducing the volume of the cavity and increasing the pressure inside. The compressed fluid or gas is then discharged through the outlet port.


How does a Lubricated Rotary Vane Pump Work?

The lubrication of the vanes is crucial for the smooth operation of the pump. The pump’s lubrication system typically consists of a reservoir of oil or grease, a pump, and a distribution system. The oil or grease is circulated through the pump and distributed to the vanes and other moving parts, providing lubrication and reducing friction. The lubrication system also helps to dissipate heat generated by the pump, preventing the vanes from overheating and wearing out prematurely.



High Efficiency and Reliable

One of the primary advantages of a lubricated rotary vane pump is its high efficiency. The pump operates by creating a seal between the vanes and the pump casing, allowing it to achieve high vacuum levels and pressures with relatively low power consumption. This means that lubricated rotary vane pumps can provide optimal performance without draining your energy resources.

    Another advantage of a lubricated rotary vane pump is its reliability. The sliding vanes are made of a self-lubricating material, such as carbon or graphite, which helps to reduce friction and wear. Additionally, the lubrication system of the pump helps to dissipate heat and prevent the vanes from overheating, ensuring long-term operation.

    Versatility and Low Noise

    Lubricated rotary vane pumps are versatile and can be used for a wide range of applications. They are commonly used in refrigeration and air conditioning systems, vacuum packaging, and laboratory equipment. The pumps can handle various gases and liquids, making them a great choice for businesses with diverse needs.

    Lubricated rotary vane pumps operate quietly, which is ideal for applications where noise levels need to be kept to a minimum. The self-lubricating vanes and smooth operation of the pump ensure a quiet and peaceful work environment, reducing noise pollution and increasing productivity.

    Ease of Maintenance

    Lubricated rotary vane pumps require minimal maintenance, making them a cost-effective choice for businesses. The oil or grease in the lubrication system must be changed and replenished periodically, and the vanes and other moving parts must be inspected and replaced as needed. However, proper maintenance can help to minimize downtime and repair costs and extend the life of the pump.

    For more information, you may visit DVP Lubricated Rotary Vane Vacuum Pump.

    Pump Models

    DB 2D

    Nominal Capacity: 2 – 2.4 m3/hr

    DC 4D/ DC 8D/ DC 16D

    Nominal Capacity: 5.6 – 17 m3/hr


    Nominal Capacity: 17 – 21 m3/hr

    RC 4M/ RC 4D

    Nominal Capacity: 4 – 4.6 m3/hr

    RC 8M/ RC 8D

    Nominal Capacity: 8 – 9.5 m3/hr

    RC 50M

    Nominal Capacity: 50 – 60 m3/hr

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