Automatic Pool Cleaner Filter-Box Layout for Lower Fluid Resistance

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Solution Overview

Problem

Existing automatic pool cleaning apparatuses face challenges in balancing energy consumption, cleaning efficiency, and endurance performance due to high fluid resistance and disorder in water flow, which can be exacerbated by the need for periodic filter maintenance.

Innovation Solution

The apparatus is designed with a housing that includes a first chamber and at least one second chamber separated from the first, forming a water flow channel with a filter positioned on it, reducing fluid resistance by restraining water flow disorder and optimizing component arrangement for lower energy consumption and improved endurance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the water flow conveying component operates to make water flow into the apparatus and discharge it back after filtering, then the pool can be cleaned, but high fluid resistance and water flow disorder occur leading to increased energy consumption

Engineering Contradiction:
Improvecleaning efficiencyVSAvoidenergy consumption
Core Design Contradiction:
ProductivityVSUse of energy by moving object

Solution Approach 1:

The housing is divided into a first chamber and at least one second chamber separated by a separator or partition plate. The first chamber is specifically designed for water flow and filtering operations, while the second chamber accommodates other components. This segmentation optimizes water flow paths, reduces fluid resistance, and minimizes energy consumption while maintaining cleaning efficiency.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The filter is positioned on the water flow channel within the first chamber, creating a localized filtering zone. The separator or partition plate strategically divides the housing to optimize water flow patterns in specific areas, reducing turbulence and fluid resistance in the water flow path while concentrating filtering functionality where it is most effective.

Inventive Principle:
Principle #3Local quality

2Device complexity

If the filter is integrated into the housing structure, then the apparatus maintains a compact design, but filter maintenance becomes more difficult

Engineering Contradiction:
Improvestructural compactnessVSAvoidfilter maintenance accessibility
Core Design Contradiction:
Device complexityVSEase of repair

Solution Approach 1:

The housing is segmented into distinct chambers with the filter located in the first chamber. The separator or partition plate creates a clear boundary that allows the filter to be accessed independently. This segmentation enables the filter to remain integrated into the compact housing structure while providing easy access for maintenance by allowing removal of the first chamber or separator assembly.

Inventive Principle:
Principle #1Segmentation

3Device complexity

If water flow is unrestricted through the housing, then the apparatus structure can be simpler, but fluid resistance increases and water flow becomes disordered

Engineering Contradiction:
Improvestructural simplicityVSAvoidenergy loss due to fluid resistance
Core Design Contradiction:
Device complexityVSLoss of energy

Solution Approach 1:

The separator or partition plate is strategically positioned to create optimized water flow paths in specific local areas. The filter positioning on the water flow channel within the first chamber creates a localized flow control zone. These local structural additions guide water flow smoothly, reducing turbulence and fluid resistance without requiring complex overall structural modifications.

Inventive Principle:
Principle #3Local quality

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 design reduces energy consumption, enhances endurance, and maintains or improves cleaning efficiency by minimizing fluid resistance and facilitating easier filter maintenance, resulting in a more compact and visually appealing structure.

Implementation Method 1

the filter is configured on the water flow channel

Methodology Applied
Scientific EffectFiltration: Filter (physical)

Data Source

PatentUS20250290340A1Automatic pool cleaning apparatus
Publication Date: 2025.09.18 AIPER GLOBAL PTE LTD
  • US20250290340A1 patent drawing
  • US20250290340A1 patent drawing
  • US20250290340A1 patent drawing

AI summary

In an example, an automatic pool cleaning apparatus comprises a housing, a filter box container, a filter box in the filter box container, and a pump in the housing and outside the filter box container. The filter box container has a first side with a partition plate and a second side with at least one first opening. The first side is further away from the pump than the second side to enable water flowing out of the filter box to reach the pump via the at least one first opening.