Modular pump for residential reverse osmosis system

Through the design of modular pumps, the integration of check valves, flowmeters and pressure sensors, the problems of complex installation and many components of traditional RO systems are solved, and simplified installation and automated water pressure control are achieved, reducing costs and maintenance difficulties.

CN120379942APending Publication Date: 2025-07-25CULLIGAN INTERNATIONAL COMPANY
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Patent Information

Application Number
CN202380053406.3
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Priority Date
2023-07-19
Filing Date
2023-07-20
Publication Date
2025-07-25

AI Technical Summary

Technical Problem

The installation of traditional residential RO water treatment systems is complex and requires a large number of components, increasing labor and maintenance costs.

Method used

Modular pumps, including check valves, flow meters and pressure sensors, replace traditional pressure switches and pumps, are integrated in a compact housing, using quick connection accessories, simplifying installation and automated operations through control system logic.

Benefits of technology

Simplifies system installation, reduces the number of wiring, reduces component count, improves the ease of use and reliability of the system, and enables monitoring and maintaining water pressure without complex setup.

✦ Generated by Eureka AI based on patent content.

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Abstract

A modular pump for a water treatment system is provided and includes: a housing having a water inlet and a separate water outlet; a pump in the housing and in fluid communication with the water inlet; a check valve located within the housing downstream of the pump and in fluid communication with the pump; a flow meter located within the housing and in fluid communication with the check valve; a pressure sensor is located within the housing in communication with and downstream of the check valve and in fluid communication with the water outlet. In addition, a control system is electrically connected to the pump, the pressure sensor and the flow meter.
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Citation Information

Patent Citations

  • Flow-through tank for water treatment

    US7338595B2

  • Reverse osmosis system with an automated modulated bypass

    US9616388B2

  • Water purifier with water shortage protection function

    CN209853862U

  • Single-pump hydraulic module

    CN212078096U

  • EDI water treatment system capable of measuring water quality

    CN212581693U