Split Window Air Conditioner Mounting Frame for Pipe Protection

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Solution Overview

Problem

The existing window air conditioners suffer from issues of pipe twisting, bending, or breakage due to random distribution of components between the indoor and outdoor units, particularly affecting electric wire, refrigerant, and water pipes, which are prone to compression and deformation during mounting.

Innovation Solution

A split window air conditioner design with a mounting frame that accommodates hoses for wires and pipes, featuring a cover plate to restrict movement and protect them, along with a flexible copper pipe joint and bellows for refrigerant transport, and an adjustable mounting structure to secure the units.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If components (electric wire, refrigerant pipe, water pipe) are randomly distributed between indoor and outdoor units, then installation flexibility is improved, but pipe stability deteriorates leading to twisting, bending, or breakage

Engineering Contradiction:
Improveinstallation flexibilityVSAvoidpipe stability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The mounting frame is divided into multiple independent components: an internal support fixed to the indoor unit, an external support fixed to the outdoor unit, and a connecting rod linking them. This segmentation allows each component to perform its specific function while maintaining overall system flexibility and stability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The connecting rod acts as an intermediary element between the internal and external supports, providing a stable yet flexible connection that accommodates installation variations while preventing pipe deformation. The rod transmits and balances forces between the two units.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of manufacture

If plastic pipes are used for connecting indoor and outdoor units, then ease of installation is improved, but mechanical strength deteriorates causing easy bending, breaking, or compression

Engineering Contradiction:
Improveease of installationVSAvoidpipe mechanical strength
Core Design Contradiction:
Ease of manufactureVSStrength

Solution Approach 1:

A flexible protective sleeve is added around the plastic pipes. This sleeve provides mechanical reinforcement and protection against compression and bending while allowing the pipes to maintain their flexible installation characteristics. The sleeve acts as a protective shell that enhances strength without sacrificing ease of installation.

Inventive Principle:
Principle #30Flexible shells and thin films

3Device complexity

If hoses are accommodated without protection, then device complexity is reduced, but harmful factors increase due to compression and breakage of pipes

Engineering Contradiction:
Improvestructure simplicityVSAvoidpipe compression and breakage
Core Design Contradiction:
Device complexityVSObject-affected harmful factors

Solution Approach 1:

The protective function is merged into the existing mounting frame structure. The internal and external supports not only provide mounting functionality but also serve as protective elements for the hoses and pipes, eliminating the need for separate protective structures and maintaining simplicity while preventing damage.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS12571545B2Split window air conditioner
Publication Date: 2026.03.10 JIANGSU YOAU INTELLIGENT TECHNOLOGY CO LTD
  • US12571545B2 patent drawing
  • US12571545B2 patent drawing
  • US12571545B2 patent drawing

AI summary

A split window air conditioner is provided. The split window air conditioner includes an indoor unit, an outdoor unit, hoses, and a mounting frame, where a wire or pipe between the indoor unit and the outdoor unit passes through the hose; the indoor unit and the outdoor unit are provided on the mounting frame; and the mounting frame is provided with an accommodating groove for accommodating the hoses. The hoses accommodating wires or pipes between the indoor unit and the outdoor unit are accommodated in the accommodating groove. In this way, the wires or pipes between the indoor unit and the outdoor unit are protected from being compressed, excessively bent, or even broken.