Window AC Mounting Bracket Assembly for Lift-Resistant Installation

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Solution Overview

Problem

The installation of window air conditioners is unstable, as they can easily be lifted up or pushed down, leading to potential damage or improper functioning.

Innovation Solution

A mounting bracket assembly that includes a support bracket with a lateral fixation member attached to the window frame, an outdoor support for wall mounting, and a connection member that secures the air conditioner, providing adjustable connections to prevent lifting or pushing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If the window air conditioner is placed directly on the mounting bracket assembly and fixed by gravity alone, then the installation structure is simple, but the installation stability is poor and the air conditioner can be easily lifted or pushed

Engineering Contradiction:
Improveinstallation structureVSAvoidinstallation stability
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The mounting bracket assembly is divided into multiple functional components: a support bracket for basic mounting, a connection member with horizontal and vertical portions for multi-directional securing, and a limiting member to prevent lateral movement. This segmentation allows each component to address specific stability issues while maintaining overall structural simplicity

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The connection member and limiting member are designed to preemptively counteract potential destabilizing forces. The horizontal fixation portion resists lifting forces before they can displace the unit, while the limiting member pre-prevents lateral pushing movements by providing opposing structural constraints

Inventive Principle:
Principle #9Preliminary anti-action

2Reliability

If a connection member is added to connect the air conditioner to the support bracket, then the installation stability is improved, but the device complexity increases

Engineering Contradiction:
Improveinstallation stabilityVSAvoidmounting bracket assembly
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The connection member integrates multiple functions into a single component: it provides vertical support through its support portion, horizontal fixation through its fixation portion, and positional adjustment through its elongated hole design. This merging reduces the need for separate components while achieving comprehensive stability

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The connection member serves multiple purposes simultaneously: it connects the air conditioner to the support bracket, provides adjustable positioning through elongated holes, resists both vertical lifting and horizontal pushing forces, and enables easy installation and removal. This multi-functionality improves stability without proportionally increasing complexity

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

Data Source

PatentUS11397024B2Mounting bracket assembly and window air conditioner assembly
Publication Date: 2022.07.26 GD MIDEA AIR CONDITIONING EQUIP CO LTD
  • US11397024B2 patent drawing
  • US11397024B2 patent drawing
  • US11397024B2 patent drawing

AI summary

A mounting bracket assembly includes a support bracket, an outdoor support mounted at the support bracket and configured to be supported by a wall, and a connection member. The support bracket includes a lateral fixation member configured to be fixed to an inner side of a window frame and extending along an extension direction, and a support plate. The lateral fixation member includes a lateral extension member. The lateral extension member includes an extension bottom plate, and a first extension side plate and a second extension side plate disposed at opposite side edges of the extension bottom plate, respectively. One end of the support plate is connected to the lateral fixation member, and another end of the support plate is configured to extend outside the window frame. One end of the connection member is configured to connect to a window air conditioner, and another end of the connection member is provided in the lateral extension member and connected to the extension bottom plate.