Air Conditioner Indoor Unit Panel Structure for Easy Air Passage Cleaning

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Solution Overview

Problem

Traditional air conditioner indoor units face difficulties in cleaning and maintaining the air passage member due to non-detachable housing, making it hard to remove dust accumulation and repair the motor of the air guiding structure.

Innovation Solution

The air conditioner indoor unit features a lower panel that is rotatably connected to the housing, allowing exposure of the air passage member for cleaning, and is detachably connected to improve stability, facilitating easier access and maintenance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If the housing is made non-detachable to improve structural stability, then the structural stability is improved, but the ease of cleaning and maintenance deteriorates

Engineering Contradiction:
Improvestructural stabilityVSAvoidease of cleaning
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The housing is divided into a fixed portion and a movable lower panel portion. The lower panel can be rotated relative to the face frame to expose the air passage member for cleaning, while the main housing structure remains stable and fixed. This segmentation allows the housing to provide both structural stability and ease of maintenance access.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If the lower panel is rotatably connected to allow exposure of air passage member, then the ease of cleaning is improved, but the device complexity increases

Engineering Contradiction:
Improveease of cleaningVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The lower panel is connected to the face frame through a rotation mechanism that allows the panel to move between a closed position (covering the air passage member) and an open position (exposing the air passage member for cleaning). This dynamic connection provides ease of maintenance while maintaining a simple overall structure without requiring complex mechanisms.

Inventive Principle:
Principle #15Dynamics

3Reliability

If the lower panel is detachably connected to improve stability, then the reliability is improved, but the ease of repair deteriorates

Engineering Contradiction:
ImprovereliabilityVSAvoidease of repair
Core Design Contradiction:
ReliabilityVSEase of repair

Solution Approach 1:

The connection between the lower panel and the housing is designed as a detachable connection that allows the lower panel to be easily separated from the housing. This segmentation enables simple repair and replacement of the lower panel or air passage member without requiring disassembly of the entire housing structure, thus improving both reliability and ease of repair.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11268707B2Air conditioner indoor unit and air conditioner
Publication Date: 2022.03.08 GD MIDEA AIR CONDITIONING EQUIP CO LTD
  • US11268707B2 patent drawing
  • US11268707B2 patent drawing
  • US11268707B2 patent drawing

AI summary

An air conditioner indoor unit includes a housing. The housing includes a chassis and a face frame connected to the chassis. A lower portion of the face frame includes an opening. the indoor unit further includes an air passage member disposed at the chassis and exposed from the opening, and a lower panel including an air outlet communicating with the air passage member. A first side of the lower panel is rotatably connected to a first side edge of the opening or a first side of the air passage member, and a second side of the lower panel is detachably connected to a second side edge of the opening or a second side of the air passage member.