Submersible Battery Handle for Pool Cleaner Maneuverability

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Solution Overview

Problem

Existing mobile filters for swimming pools and similar water structures are cumbersome due to electrical or vacuum connections, making them difficult to maneuver manually.

Innovation Solution

A powered mobile filter with a wheeled chassis, a submersible electric motor, and a removable bag mesh filter, where the submersible battery pack is slidably coupled to the handle, minimizing weight and facilitating easy installation and replacement, and using a submersible connector for power delivery.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the battery pack is integrated into the main body of the mobile filter, then the power supply is stable, but the weight interferes with maneuverability

Engineering Contradiction:
Improvepower supply stabilityVSAvoidmaneuverability
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The battery pack is separated from the main filter body and placed in a独立的handle assembly, allowing the heavy component to be isolated from the maneuvering portion of the device

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The handle is designed as a long lever arm extending from the main body, positioning the battery pack at a distance to create a counterbalancing effect that reduces the perceived weight and improves handling ease

Inventive Principle:
Principle #8Anti-weight (Counterweight)

2Device complexity

If the battery pack is fixed in position, then the structure is simple, but battery replacement is difficult

Engineering Contradiction:
Improvestructural simplicityVSAvoidbattery replacement ease
Core Design Contradiction:
Device complexityVSEase of repair

Solution Approach 1:

The battery pack is mounted on sliding rails within the handle, allowing it to move freely along the handle length and be easily removed from either end without disassembling the entire device

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The battery pack is designed as a separate, extractable module that can be removed from the handle independently, enabling quick replacement without affecting other components

Inventive Principle:
Principle #2Taking out (Extraction)

3Reliability

If heavy-duty electrical connections are used, then power transmission is reliable, but the device becomes cumbersome

Engineering Contradiction:
Improvepower transmission reliabilityVSAvoiddevice bulkiness
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

Traditional heavy-duty mechanical electrical connectors are replaced with a flexible cable system that runs through the handle, providing reliable power transmission without the bulk of rigid connector assemblies

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

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 solution enhances maneuverability and ease of use by reducing the weight burden of the battery pack and simplifying battery replacement, while maintaining effective filtration capabilities.

Implementation Method 1

a submersible electric motor

Methodology Applied
Scientific EffectElectromagnetic induction: Electromagnetic Induction

Implementation Method 2

A submersible battery pack is slidably coupled to a handle of the mobile filter. The submersible battery pack has a cord terminating in a submersible connector matingly compatible with a corresponding submersible connector

Methodology Applied
Scientific EffectBattery electrochemical conversion: Battery (electricity)

Implementation Method 3

a removable bag mesh filter installable on the body

Methodology Applied
Scientific EffectPhysical filtration: Filter (physical)

Data Source

PatentUS9828785B2Pool cleaner
Publication Date: 2017.11.28 HEFFERNAN GLEN
  • US9828785B2 patent drawing
  • US9828785B2 patent drawing
  • US9828785B2 patent drawing

AI summary

A mobile filter for removing solid contaminants from water such as swimming pools. The mobile filter has a handle maneuvered chassis, a powered propeller housed in a tubular body, which propeller propels water through a removable bag mesh filter installable on the tubular body. A submersible battery pack is slidably coupled to the handle, and is readily removable therefrom. The submersible battery pack has a cord terminating in a submersible connector matingly compatible with a corresponding submersible connector accessible on the tubular body containing the propeller and its submersible electric motor.