Pivoting Manifold Valve for Dripless Filter Cartridge Replacement
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Solution Overview
Problem
Existing water filtration systems face challenges in maintaining continuous water flow during filter cartridge replacement without spillage or the need for complex multi-component designs that reduce reliability.
Innovation Solution
A water filtration system with a dual aperture manifold valve that pivots to redirect fluid flow, eliminating the need for additional components like rotary valves or handles, allowing for seamless cartridge replacement without interrupting water supply and minimizing moving parts.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a valve is added to redirect fluid flow during cartridge replacement, then continuous water flow is maintained, but device complexity increases
Solution Approach 1:
The manifold is designed with integrated bypass ports that are permanently formed as part of the manifold structure, eliminating the need for separate valve components. The bypass channels are built into the manifold body, merging the flow redirection function directly into the existing manifold structure rather than adding discrete valve mechanisms.
Solution Approach 2:
The manifold incorporates multiple separate ports (filtration ports and bypass ports) that can be independently opened or closed using simple caps or plugs. This segmentation allows selective activation of either the filtration path or the bypass path without requiring complex valve mechanisms, enabling straightforward flow redirection during cartridge replacement.
2Ease of operation
If multiple moving parts are added for bypass functionality, then cartridge replacement without water shutdown is enabled, but system reliability decreases
Solution Approach 1:
The bypass ports are pre-configured and permanently formed in the manifold structure during manufacturing. The bypass channels are built-in and require no assembly or activation of moving parts. This preliminary preparation eliminates the need for complex valve mechanisms and moving parts, thereby maintaining high system reliability while enabling easy cartridge replacement.
3Adaptability or versatility
If a rotary valve with multiple components is used, then flow path switching is achieved, but manufacturing cost increases
Solution Approach 1:
The bypass functionality is merged directly into the manifold structure through integrally formed bypass ports and channels. This eliminates the need for separate rotary valve assemblies, reducing the number of parts that need to be manufactured and assembled. The bypass feature becomes an inherent part of the manifold rather than an add-on component, significantly simplifying manufacturing.
Solution Approach 2:
The manifold is designed to serve multiple functions: it provides both the primary filtration flow path and the bypass flow path through its integrated structure. The same manifold body handles both normal filtration operation and cartridge replacement bypass operation, eliminating the need for dedicated valve components and reducing overall system complexity and manufacturing cost.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Ensures dripless and efficient filter cartridge replacement with reduced complexity, enhancing system reliability and user convenience by maintaining water flow and minimizing leakage during cartridge changes.
Implementation Method 1
a dual aperture manifold valve that pivots to redirect fluid flow
Data Source
AI summary
The present invention presents a filtration system with an integrated manifold valve. The filtration system employs only one pivotal component—the pivoting of the manifold. The manifold valve includes a dual aperture design for a two-fold alignment scheme with the ingress and egress lines of the fluid source. The invention is free of multi-component rotary valve with internal, rotatable parts, or an activation component, such as a handle, for initiating the rotary valve, allowing the user to rotate the rotational components thereof. The reduction in moveable components in this design reduces the likelihood of failure and increases the reliability of the filtration system.