In the fluid conveying links of industrial production,media properties vary dramatically—from low-viscosity liquids to high-concentration slurries,from clean materials to solid-bearing slags—placing extremely high demands on the adaptability of pump units.Boasting exceptional scenario compatibility,the cam-type twin-rotor pump has gained the reputation of"universal conveying pump"in the industry,which is fundamentally supported by its unique structural design and outstanding performance characteristics.

-Bonve Pumps Cam-Type Twin-Rotor Pump-

In terms of operation logic,the core power transmission of the pump relies on a pair of external synchronous gearboxes.Two transmission shafts drive two cam rotors to rotate synchronously in opposite directions respectively.As the rotors rotate,a low-pressure zone is continuously formed on the inlet side of the pump body,generating vacuum suction that draws the material to be conveyed into the pump chamber.The meshing rotation of the rotors then pushes the material to the outlet end to complete pressurized delivery.The entire process follows the positive displacement conveying principle and enables a bidirectional conveying function to adapt to working conditions with different flow directions.

The broad adaptability of this pump type first derives from its inherent structural strengths.A constant safety clearance is maintained between rotors as well as between rotors and the pump body,so there is no direct frictional contact during operation,resulting in low component wear rate and longer service life of the whole unit.Meanwhile,the equipment features a compact overall structure with easy disassembly and assembly,highly convenient daily maintenance and chamber cleaning,and a small number of wearing parts to replace,keeping operation&maintenance costs and downtime under control.It delivers stable conveying with low noise during operation and is equipped with a reliable sealing structure,ensuring long-term continuous leak-free operation with excellent overall energy efficiency.

The pump delivers particularly remarkable performance in medium adaptability,which is also the core reason for its title of universal conveying pump.The upper viscosity limit of conveyable media can reach 2,500,000 cp.It can stably handle high-concentration slurries with 70%solid content,and even achieve continuous conveying of gas-liquid-solid three-phase mixed materials.When wetted parts are fabricated from special materials,it can also convey solid-bearing media such as sludge and sewage.The equipment has an applicable temperature range from-50℃to 350℃,and with a pump casing insulation device,it can meet the conveying requirements of temperature-sensitive media such as hot-melt colloids.

Equipped with a frequency conversion regulator,the equipment can flexibly adjust the conveying flow rate and also serve as a metering pump to realize quantitative conveying,further expanding its application scenarios.It is precisely these characteristics that enable this type of rotor pump to be widely used in numerous industries including petrochemicals,fine chemicals,daily chemicals,pharmaceuticals,food,environmental protection,papermaking,coatings and metallurgy,catering to the conveying demands of different fields.

Admittedly,this pump type also has certain performance limitations and is by no means flawless.Its self-priming capacity is inferior to that of gear pumps and screw pumps of the same category.Without a frequency conversion device,flow adjustment needs to be implemented through reflux.Prolonged operation will cause component wear and a significant increase in operating noise,which requires timely maintenance and calibration.

Overall,with its diversified medium adaptability,wide range of applicable working conditions and stable and reliable operation performance,the cam-type twin-rotor pump can cover the vast majority of industrial fluid conveying scenarios.The title of"universal conveying pump"is an intuitive embodiment of its comprehensive adaptability.

Bonve pump always adheres to the philosophy of "Wholeheartedly Making Good Rotor Pumps," committed to providing global customers with customized conveying and mixing solutions. If you have technical inquiries, selection needs, case references, or other cooperation intentions related to Bonve rotor pumps, please feel free to contact us.  

Service Hotline: 0574-87588986 13586591794  

Official Website: www.bvpumps.com  

Business Email: market@bonvepumps.com  

We look forward to working with you to drive efficiency and innovation in industrial fluid transmission with precision technology.