Side-Handle Faucet Ball Valve Layout for Leak Resistance and Clearance
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Solution Overview
Problem
Traditional faucets with side handles suffer from high leak risks due to ceramic-disc valves, which cannot be easily repaired, and ball valves are not suitable for side handle configurations, limiting clearance and accessibility for physically impaired individuals.
Innovation Solution
A novel valve enclosure with a ball valve configuration that minimizes leaks by orienting the inlet and outlet horizontally and vertically, allowing for interchangeable housing, enabling easier repair and increased clearance for wheelchair-friendly use.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If ceramic-disc valves are used in side handle faucets, then the faucet can be operated easily by physically impaired persons, but the leak risk increases due to scratches from sand or hard particles
Solution Approach 1:
The patent extracts the vulnerable ceramic disc from the valve assembly and replaces it with a ball valve mechanism that uses a spherical element instead. This removes the scratch-prone flat surface while maintaining the side handle configuration, thereby preserving ease of operation while improving leak resistance.
Solution Approach 2:
The patent changes the fundamental parameter of the valve element from a flat ceramic disc to a spherical ball. This parameter change transforms the interaction surface from a 2D plane susceptible to scratches to a 3D sphere that can better withstand particulate contamination, thus improving reliability without compromising accessibility.
2Reliability
If ball valves are used in side handle configurations, then leak resistance improves, but the footprint required becomes too large to fit within confined spaces
Solution Approach 1:
The patent reorients the ball valve from a traditional horizontal configuration to a vertical arrangement where the ball valve body extends vertically rather than horizontally. This dimensional change allows the valve to fit within confined horizontal spaces while maintaining the leak-resistant ball valve mechanism.
Solution Approach 2:
The patent designs the valve enclosure to contain the ball valve components in a nested arrangement, where the spout, valve body, and internal components are arranged concentrically or in compact layers. This nesting minimizes the overall footprint while accommodating all necessary ball valve elements for reliable operation.
3Area of stationary object
If horizontal spouts are used, then the valve enclosure can be compact, but clearance between the spout outlet and the sink surface is limited
Solution Approach 1:
The patent transitions the spout from a horizontal orientation to a vertical orientation. This dimensional change allows the spout to extend upward from the sink surface, providing adequate clearance for washing tasks while keeping the valve enclosure footprint compact by utilizing the vertical dimension instead of horizontal space.
Data Source
AI summary
The present disclosure provides a valve enclosure and side handle faucet system comprising the valve enclosure. The valve enclosure comprises an inlet portion, an outlet portion and a valve cavity. The valve enclosure further comprises a ball valve and is mounted to the side of a spout such that fluid enters the valve cavity perpendicularly from a fluid inlet line and exits the cavity perpendicularly from an outlet such that the distance between the input and output flow to the cavity is minimized. The valve enclosure also comprises an interchangeable housing configured to surround the valve enclosure.