Self-Cleaning Filter with Jetting Nozzles for Pool Maintenance
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Solution Overview
Problem
Conventional swimming pool filters require frequent maintenance to remove trapped debris, which is often cumbersome and inefficient, as existing methods do not effectively clean filtration media without disassembling the filter.
Innovation Solution
A dual-mode filter system incorporating jetting nozzles to rinse debris from filtration media, allowing for efficient cleaning and maintenance without removing the media, using a conduit with multiple nozzles to direct water jets onto the filtration media, and a valve system to switch between filtration and maintenance modes without changing hoses or components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional filtration systems are used, then filtration function is achieved, but frequent maintenance is required to remove trapped debris
Solution Approach 1:
The filter system performs self-cleaning by using a cleaning fluid delivered through a conduit and distributed via nozzles to rinse debris from the filtration media. This automated self-maintenance eliminates the need for manual disassembly and cleaning, reducing maintenance time while preserving filtration reliability.
Solution Approach 2:
The system employs hydraulic principles by using a cleaning fluid (water or other liquid) delivered under pressure through a conduit and distributed via nozzles to rinse debris from the filtration media. The fluid flow dynamically cleans the filter in-place, eliminating manual maintenance requirements.
2Object-generated harmful factors
If filtration media is cleaned manually, then debris is removed, but disassembly and reassembly procedures are cumbersome
Solution Approach 1:
The filter system performs self-cleaning by using a cleaning fluid delivered through a conduit and distributed via nozzles to rinse debris from the filtration media. This automated self-maintenance eliminates the need for manual disassembly and cleaning, reducing maintenance time while preserving filtration reliability.
Solution Approach 2:
The cleaning system is segmented into distinct functional components: a conduit for fluid delivery, multiple nozzles for distributed cleaning, and a valve system for mode switching. This modular design allows the cleaning function to be independently activated without disassembling the entire filter housing.
3Reliability
If filter maintenance is performed frequently, then filtration efficiency is maintained, but operational complexity increases
Solution Approach 1:
The filter housing integrates multiple functions: filtration through the media, self-cleaning via the conduit and nozzle system, and mode switching through the valve assembly. This multi-functional design consolidates what would otherwise require separate systems into a single integrated unit, reducing overall operational complexity.
Solution Approach 2:
The filter system performs self-cleaning by using a cleaning fluid delivered through a conduit and distributed via nozzles to rinse debris from the filtration media. This automated self-maintenance eliminates the need for manual disassembly and cleaning, reducing maintenance time while preserving filtration reliability.
4Loss of time
If filtration media is cleaned in-place, then maintenance time is reduced, but cleaning effectiveness must be sufficient
Solution Approach 1:
The system employs hydraulic principles by using a cleaning fluid (water or other liquid) delivered under pressure through a conduit and distributed via nozzles to rinse debris from the filtration media. The fluid flow dynamically cleans the filter in-place, eliminating manual maintenance requirements.
Solution Approach 2:
The cleaning fluid is distributed through multiple nozzles positioned at specific locations around the filtration media, ensuring uniform coverage and effective cleaning of all surfaces. This localized delivery system maximizes cleaning effectiveness while maintaining the in-place maintenance advantage.
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
Enables efficient operation and extended filtration life by allowing for in-place cleaning of the filtration media, reducing maintenance complexity and extending the filter's operational lifespan.
Implementation Method 1
jets of the fluid from the conduit are directed onto the surface of the media from the multiple jetting nozzles. The filtered debris becomes dislodged from the media by these jets
Data Source
AI summary
A filter apparatus includes a filter, such as a cartridge, positioned within a housing. The filter apparatus has multiple ports and valves, so as to allow a user to easily switch between a filtration mode of filtering fluids and a maintenance mode of cleaning the filter. The filter can have a filter substrate in a housing and after filtrate builds up on the substrate, the substrate can be cleaned by directing a spray of fluid, such as from a ring of nozzles at the top of the housing, onto the substrate. A maintenance port can be provided to drain the debris washed from the substrate. The filter can switch between a backwash mode and a filtration mode.