Pool Cleaner Bristle Insert for Embedded Dirt Removal

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Solution Overview

Problem

Current submersible automated pool cleaning vehicles (PCVs) struggle to thoroughly clean pool surfaces, particularly in dislodging embedded dirt and debris, leading to potential pH imbalance and water instability, necessitating frequent and costly pool draining.

Innovation Solution

A cleaning structure attachable to PCVs with an endless loop track drive, featuring cleaning inserts with bristles that extend from the chassis, allowing the vehicle to dislodge dirt and debris from the pool surface and embedded particulates as it moves, using automated motion to facilitate thorough cleaning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional PCVs without specialized cleaning structures are used, then the device complexity is reduced, but the cleaning effectiveness on embedded particulates deteriorates

Engineering Contradiction:
Improvecleaning effectivenessVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The cleaning structure is divided into multiple cleaning elements (brushes, squeegees, scrapers) that can be attached to the PCV. Each element targets specific cleaning needs - brushes for loose debris, squeegees for surface water, and scrapers for embedded particulates. This segmentation allows effective cleaning without requiring a completely redesigned complex system.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The cleaning structure acts as an intermediary between the PCV and the pool surface. It transfers the mechanical motion of the PCV into effective cleaning action through the cleaning elements that contact the surface. This intermediary approach enables standard PCVs to achieve enhanced cleaning without fundamental redesign.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If thorough cleaning of every square millimeter of pool surface is attempted, then cleaning completeness is improved, but the time and resources required increase dramatically

Engineering Contradiction:
Improvecleaning completenessVSAvoidcleaning time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The cleaning structure applies different cleaning mechanisms to different areas of the pool surface based on local needs. Brushes are deployed for general surface cleaning, while scrapers and squeegees are positioned for areas prone to embedded particulates. This localized approach achieves thorough cleaning without uniformly applying complex mechanisms everywhere.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The cleaning structure focuses on cleaning the most critical areas where embedded particulates commonly accumulate, such as corners, steps, and areas with surface irregularities. By concentrating cleaning effort on these high-priority zones rather than attempting uniform coverage of every square millimeter, the system achieves effective cleaning within reasonable time limits.

Inventive Principle:
Principle #16Partial or excessive action

3Ease of operation

If embedded particulates are not removed, then the PCV operation is simpler, but pH balance and water stability deteriorate

Engineering Contradiction:
Improveoperation simplicityVSAvoidpH imbalance
Core Design Contradiction:
Ease of operationVSObject-generated harmful factors

Solution Approach 1:

The cleaning structure is designed to be easily attachable and detachable from the PCV, allowing users to configure it based on their specific pool conditions. The structure serves itself by using the PCV's existing motion and drive mechanisms to power the cleaning elements, eliminating the need for separate power sources or complex control systems while still achieving removal of embedded particulates that affect pH balance.

Inventive Principle:
Principle #25Self-service

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 cleaning structure effectively dislodges and removes dirt and debris from the pool surface and embedded particulates, maintaining water cleanliness and preventing buildup, reducing the need for frequent pool draining and ensuring long-term pool surface maintenance.

Implementation Method 1

the bristles contact the surface of the pool and dislodge dirt and debris

Methodology Applied
Scientific EffectFriction: Friction

Implementation Method 2

the cleaning structure runs into the pool walls and obstacles and obstructions in the pool dislodging dirt and debris

Methodology Applied
Scientific EffectMechanical Force: Mechanical Force

Data Source

PatentUS10053883B2Cleaning apparatus for pool cleaning vehicle with endless loop track
Publication Date: 2018.08.21 HUI WING KIN MARTIN
  • US10053883B2 patent drawing
  • US10053883B2 patent drawing
  • US10053883B2 patent drawing

AI summary

A cleaning structure is attachable to a submersible pool cleaning vehicle (PCV). In one exemplary embodiment the PCV has an endless loop track and a chassis therefore. The cleaning structure attaches to the chassis and acts as a cap covering the drive wheels and track. The cleaning structure includes a base and bristles extending outwardly therefrom. The bristles define fingers. In one embodiment, the fingers are of a uniform length. In another embodiment, the fingers are of a graduated length. Others embodiments include the fingers being distributed on the base in a random pattern.