Metering pump, as the core equipment in the fluid industry for achieving precise fluid dosing, integrates mechanical precision and media compatibility in its design. Unlike ordinary pumps, metering pumps feature adjustable flow output and high repeatability accuracy, thus playing a critical role in numerous applications requiring precise control of chemical dosing.

(Bonve Pump Industry Filling Metering Rotor Pump)

Structurally, the metering pump mainly consists of three parts: the power module, the transmission module, and the hydraulic module. The power module typically refers to the motor, which provides the original power; the transmission module, i.e., the pump body section, is responsible for converting the rotary motion of the motor into the reciprocating motion of the piston or diaphragm; the hydraulic module includes components in contact with the medium, such as the pump head and valve balls, directly accomplishing the suction and discharge of the fluid. This design, which separates the drive end from the hydraulic end, ensures the stability of power transmission and enhances the sealing performance and safety of media handling.

The application fields of metering pumps are extremely wide. Whether it's adding scale inhibitors and corrosion inhibitors in industrial circulating water systems, or precisely controlling the dosage of flocculants and pH adjusters in wastewater treatment, metering pumps can ensure that chemicals operate at the optimal dosage, effectively improving water quality and reducing operating costs. Furthermore, in industries such as power, petrochemicals, and food and beverage, metering pumps also undertake crucial tasks of chemical liquid distribution and process batching.

Correct selection is the foundation for ensuring the long-term stable operation of a metering pump. During selection, attention should first be paid to the working pressure and flow requirements. The rated pressure of the pump needs to be slightly higher than the actual maximum resistance of the pipeline to avoid energy waste; the flow rate is recommended to be used within 70% to 90% of the pump's rated capacity to ensure optimal control accuracy and economy. Secondly, the material of the hydraulic end must be carefully selected according to the chemical properties of the conveyed medium. For example, for corrosive liquids, corrosion-resistant polymer materials such as polyvinylidene fluoride or polytetrafluoroethylene, or special alloy materials can be selected. Additionally, parameters such as medium viscosity, particulate content, and working temperature need to be matched one by one. When necessary, pump types with special structures or jacket insulation can be selected to adapt to complex working conditions.

In summary, the technological essence of metering pumps far exceeds simple fluid transfer; it represents the pursuit of precision, reliability, and safety in process industries. Only by understanding its structural principles and application characteristics, and conducting comprehensive selection based on actual process requirements, can its core value be fully realized.

Bonve 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.