Packaged HVAC Utility Access Layout for Flexible Installation

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Solution Overview

Problem

Packaged air conditioning and heating systems face challenges in installation and serviceability due to limited utility access points, which can lead to increased installation costs and time, especially when utility connections are not conveniently positioned.

Innovation Solution

The system incorporates multiple utility access points on opposite sides of the housing, allowing for flexible connectivity options, including electrical and gas lines, to facilitate easier installation and serviceability by providing a central control center for utility management.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple utility access points are provided on opposite sides of the housing, then installation flexibility and serviceability are improved, but device complexity increases

Engineering Contradiction:
Improveinstallation flexibilityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The utility access functionality is segmented into multiple independent access points distributed on opposite sides of the housing. Each access point can serve specific utility connections independently, allowing flexible installation configurations without requiring all utilities to be connected from a single location, thus improving adaptability while managing complexity through modular access points

Inventive Principle:
Principle #1Segmentation

2Loss of time

If utility access points are positioned for optimal installation flexibility, then installation time and costs are reduced, but the structural complexity of the housing increases

Engineering Contradiction:
Improveinstallation timeVSAvoidhousing structural complexity
Core Design Contradiction:
Loss of timeVSDevice complexity

Solution Approach 1:

The housing is pre-configured with multiple utility access points positioned at optimal locations during manufacturing. This preliminary action allows installers to directly connect utilities without requiring additional modifications or complex routing during installation, reducing installation time and costs while the structural complexity is absorbed into the manufacturing process rather than the installation process

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS10302315B2Packaged air conditioning system having multiple utility connectivity
Publication Date: 2019.05.28 LENNOX IND INC
  • US10302315B2 patent drawing
  • US10302315B2 patent drawing
  • US10302315B2 patent drawing

AI summary

One aspect of this disclosure provides a packaged air conditioning & heating (PACH) system that comprises a housing, an air cooling system contained within the housing and an air heating system contained within the housing. A first utility access point is located on a first side of the housing and a second utility access point is located on a second side of the housing. The first and second utility access points provide multiple utility access connectivity for the air cooling and heating systems.