Polymer Water Valve Sleeve Design for Freeze-Resistant Service
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Solution Overview
Problem
Conventional water valves made of metal materials have high thermal conductivity, leading to freezing issues and are expensive to install and maintain, while they are not easily serviceable once installed.
Innovation Solution
A polymer-based water valve design with a metal faceplate for UV protection, featuring a sleeve and rod configuration that allows for easy maintenance and installation without disconnecting from the water supply, providing thermal insulation and aesthetic benefits.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If conventional metal water valves are used, then structural strength and durability are improved, but thermal conductivity increases leading to freezing issues and manufacturing cost increases
Solution Approach 1:
The valve body is constructed using composite materials, specifically a polymer matrix reinforced with fibers or other materials, providing both structural strength and thermal insulation properties. This composite structure allows the valve to maintain durability while resisting freezing temperatures, eliminating the need for pure metal construction.
Solution Approach 2:
The invention changes the material parameters by transitioning from metal to polymer-based materials with specific thermal and mechanical properties. The polymer material is selected to have low thermal conductivity for freezing resistance while maintaining sufficient structural strength through its composition and design.
2Strength
If conventional metal water valves are used, then structural strength is improved, but manufacturing cost and installation cost increase
Solution Approach 1:
The valve body is constructed using composite materials, specifically a polymer matrix reinforced with fibers or other materials, providing both structural strength and thermal insulation properties. This composite structure allows the valve to maintain durability while resisting freezing temperatures, eliminating the need for pure metal construction.
Solution Approach 2:
The invention changes the material parameters by transitioning from metal to polymer-based materials with specific thermal and mechanical properties. The polymer material is selected to have low thermal conductivity for freezing resistance while maintaining sufficient structural strength through its composition and design.
3Ease of operation
If conventional water valves with integral faucets are used, then water dispensing function is provided, but aesthetic appeal decreases and injury risk increases
Solution Approach 1:
The invention separates the water dispensing function from the main valve body by using a removable spigot or faucet assembly. This extracted component can be easily attached or detached, allowing the main valve to have a clean, flush-mounted appearance while the spigot provides the necessary water dispensing function when needed.
Solution Approach 2:
The spigot or faucet assembly is designed to be dynamically attachable and detachable rather than fixed. This dynamic configuration allows the valve to transition between a sleek closed state (reducing injury risk and improving aesthetics) and an operational state (providing water dispensing function).
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
The polymer-based valve offers cost-effective, anti-freezing protection, easy maintenance, and aesthetic appeal by allowing components to be replaced or upgraded without uninstalling the valve, reducing the risk of freezing and maintenance costs.
Implementation Method 1
a polymer water valve provides additional anti-freezing protection that a conventional water valve may be unable to provide because a polymer may have a lower thermal conductivity than a metal
Implementation Method 2
the rod is configured to form a fluid-tight seal (e.g., a water-tight seal) between the body cavity and the sleeve cavity while the rod is in a valve-closed position
Data Source
AI summary
An embodiment of a valve, such as a water valve, includes a body, a sleeve, and a rod. The body includes a body cavity, and the sleeve is removably disposable within the body cavity and includes a sleeve cavity. And the rod is movably disposable within the sleeve cavity and is configured to form a fluid-tight seal between the body cavity and the sleeve cavity while the rod is in a closed position and is configured to allow a fluid to flow from the body cavity to the sleeve cavity while the rod is in an open position. Furthermore, one or more components of the valve each can be made partially or fully from one or more polymers.