Flat Filter Media for Spa Uniform Clogging
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Solution Overview
Problem
Conventional cylindrical filters for spas and pools suffer from uneven clogging, leading to reduced filter surface area effectiveness and increased frequency of replacement, as well as difficulties in cleaning and maintaining the filters.
Innovation Solution
The filter media consists of a plurality of sections with pleats that are adhesively joined and uniformly spaced, surrounded by a border maintaining a non-circular shape, allowing for consistent fluid flow through each pleat and maximizing filter surface area utilization.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional cylindrical filters are used, then the filter can be manufactured with standard cylindrical geometry, but the filter media clogs unevenly leading to reduced filter surface area effectiveness
Solution Approach 1:
The filter media is divided into multiple pleats (typically 5-10) that are adhesively joined to form sections. This segmentation creates multiple parallel flow paths through the filter media, ensuring that fluid distributes evenly across all pleats and prevents localized clogging that occurs in conventional cylindrical filters. The segmented structure maintains consistent spacing between pleats throughout the filter media, achieving uniform clogging patterns.
Solution Approach 2:
The patent employs a non-circular border shape (such as rectangular or irregular geometries) instead of the conventional cylindrical symmetry. This asymmetric design allows for uniform pleat spacing and consistent fluid flow distribution across the filter media surface, eliminating the radial flow variation inherent in cylindrical filters where outer pleats receive more flow than inner pleats.
2Duration of action of stationary object
If conventional cylindrical filters are used, then the filter structure is simple, but the filter requires frequent replacement due to uneven clogging
Solution Approach 1:
The filter media is constructed with multiple adhesively joined sections containing parallel pleats, creating a segmented structure that promotes uniform fluid distribution and consistent clogging patterns. This segmentation ensures that the entire filter surface area remains effective throughout its service life, extending the filter's operational duration before replacement is needed.
Solution Approach 2:
The patent modifies the geometric parameters of the filter media by using a non-circular border shape and controlling pleat spacing to achieve uniform flow distribution. These parameter changes (shape geometry, pleat spacing, section configuration) are designed to optimize fluid distribution across the entire filter surface, preventing premature clogging of specific areas and extending the filter's effective service life.
3Ease of operation
If conventional cylindrical filters are used, then the filter can be easily manufactured, but cleaning and maintenance becomes difficult
Solution Approach 1:
The filter media is divided into multiple adhesively joined sections with parallel pleats, creating a segmented structure that is easier to clean and maintain. The uniform pleat spacing and consistent flow distribution throughout the filter media allow for more effective cleaning operations, as fluid can reach all areas of the filter surface evenly during maintenance procedures.
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
This configuration ensures that the filter media clogs uniformly across its surface, extending its lifespan and reducing the need for frequent replacements, while also simplifying maintenance by allowing for easy disposal of the filter media.
Implementation Method 1
each section of the plurality of sections is adhesively joined to an adjacent section
Data Source
AI summary
This disclosure relates generally to a filter media that can be used to filter a spa, hot tub, or pool. The filter media can include a body with a top surface, a bottom surface, and a plurality of pleats. A border is joined and surrounding a periphery of the body, the border for maintaining a planar shape of one or more of the top surface and bottom surface of the filter media.