Modular Noise Isolation Panels for Pool Pumps

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Solution Overview

Problem

Existing noise isolation devices for outdoor swimming pool pumps are either ineffective or costly, often requiring permanent fasteners that complicate installation and maintenance, and may lead to inadequate ventilation and heat buildup by covering the pump motor.

Innovation Solution

A noise isolation device comprising panels with built-in fasteners, such as Velcro, made of sound absorbent materials between waterproof layers, allowing for easy assembly and disassembly to form an enclosure around the pump mechanism while excluding the pump motor and providing access to filter and power lines, ensuring effective noise reduction and ventilation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If permanent fasteners are used to assemble noise isolation panels, then the enclosure structure is more stable and secure, but the installation and maintenance become more complex and time-consuming

Engineering Contradiction:
Improveenclosure stabilityVSAvoidinstallation complexity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The noise isolation enclosure is divided into multiple removable panels that can be independently assembled and disassembled. Each panel is a separate module that can be quickly attached and detached from the pump assembly, enabling easy installation and maintenance while maintaining structural integrity through the modular design.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The fastening system transitions from permanent fixed connections to dynamic removable connections using clips and latches. These mechanical fasteners can be quickly engaged and disengaged without tools, allowing the enclosure to be assembled and disassembled repeatedly while maintaining reliable connection during operation.

Inventive Principle:
Principle #15Dynamics

2Object-generated harmful factors

If the pump motor is covered by the noise isolation enclosure, then noise reduction is improved, but ventilation is restricted causing heat buildup

Engineering Contradiction:
Improvenoise levelVSAvoidmotor temperature
Core Design Contradiction:
Object-generated harmful factorsVSTemperature

Solution Approach 1:

The enclosure panels are designed with selective openings and perforations in specific locations to provide localized ventilation to the motor while maintaining sound isolation in other areas. The sound absorbent material is strategically placed to block noise paths while preserving airflow channels to the motor, achieving both noise reduction and thermal management.

Inventive Principle:
Principle #3Local quality

3Object-generated harmful factors

If custom-made enclosures are designed for each pump assembly, then noise isolation effectiveness is improved, but manufacturing cost and complexity increase

Engineering Contradiction:
Improvenoise isolation effectivenessVSAvoidmanufacturing cost
Core Design Contradiction:
Object-generated harmful factorsVSEase of manufacture

Solution Approach 1:

The enclosure panels are designed as universal components that can accommodate multiple pump assembly models and configurations. Standardized panel dimensions, opening locations, and fastening mechanisms allow the same enclosure design to be used across different applications, reducing manufacturing costs while maintaining effective noise isolation through proper fit and sound absorbent material placement.

Inventive Principle:
Principle #6Universality (Multi-functionality)

4Productivity

If tool-free fasteners are used for panel assembly, then installation speed is improved, but the connection strength may be reduced

Engineering Contradiction:
Improveinstallation speedVSAvoidconnection strength
Core Design Contradiction:
ProductivityVSStrength

Solution Approach 1:

The mechanical clips and latches are designed to provide dynamic connection strength that is sufficient during operation while allowing quick release for disassembly. The fasteners engage with positive locking mechanisms that ensure secure connection under vibration and thermal expansion, yet can be easily disengaged by manual operation without tools, balancing connection strength with installation speed.

Inventive Principle:
Principle #15Dynamics

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 achieves a 75% reduction in noise levels, is economical, and allows for quick and tool-free installation and removal, preventing heat buildup and ensuring the pump motor remains ventilated, thus addressing the limitations of previous enclosures.

Implementation Method 1

a plurality of panels comprising a sound absorbent material... achieves a 75% reduction in noise levels

Methodology Applied
Scientific EffectSound absorption: Acoustic Absorption

Data Source

PatentUS7874400B2Noise isolation device for swimming pool pumps and other machinery
Publication Date: 2011.01.25 PREMIER INNOVATIONS
  • US7874400B2 patent drawing
  • US7874400B2 patent drawing
  • US7874400B2 patent drawing

AI summary

A noise isolation device includes a plurality of panels comprising a sound absorbent material for assembling into an enclosure for a pump mechanism and a plurality of fasteners built into the panels for assembling the panels to form an enclosure for a pump mechanism and for disassembling the panels to remove the enclosure from the pump mechanism.