Integral air conditioner device

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Solution Overview

Problem

Existing integral air conditioners suffer from the blow-by phenomenon at the periphery of the condenser, which reduces heat dissipation efficiency.

Innovation Solution

An anti-blow-by structure is integrated between the machine body air inlet and the condenser, featuring a box body with openings that ensure air passes through the condenser directly, reducing blow-by and enhancing heat dissipation efficiency by ensuring a sealing effect through connection edges and a sealing strip.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of energy

If air enters the machine body from the air inlet and passes through the condenser for heat dissipation, then the condenser achieves heat dissipation function, but the blow-by phenomenon occurs at the periphery of the condenser reducing heat dissipation efficiency

Engineering Contradiction:
Improveheat dissipation efficiencyVSAvoidblow-by phenomenon
Core Design Contradiction:
Loss of energyVSObject-affected harmful factors

Solution Approach 1:

The patent introduces a guide wall as an intermediary structure between the air inlet and the condenser. This guide wall redirects the airflow path, ensuring that air enters through the air inlet, passes through the guide wall, and then flows through the condenser for heat dissipation. The guide wall acts as a mediator that prevents direct peripheral leakage (blow-by) while maintaining the heat dissipation function, thereby resolving the contradiction between achieving heat dissipation and preventing energy loss through blow-by.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Loss of energy

If the anti-blow-by structure is added to prevent blow-by phenomenon, then heat dissipation efficiency is improved, but the device complexity increases

Engineering Contradiction:
Improveheat dissipation efficiencyVSAvoidstructure complexity
Core Design Contradiction:
Loss of energyVSDevice complexity

Solution Approach 1:

The patent integrates the guide wall structure with the existing condenser assembly, merging the anti-blow-by function into the overall condenser structure. The guide wall is positioned adjacent to the condenser and works in conjunction with it, rather than being a completely separate component. This merging approach prevents blow-by phenomenon and improves heat dissipation efficiency while minimizing the increase in device complexity by combining functions into a unified structure.

Inventive Principle:
Principle #5Merging (Combining)

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 anti-blow-by structure effectively reduces blow-by occurrences and improves the heat dissipation efficiency of the condenser by ensuring air passes directly through the condenser, thereby enhancing the overall performance of the air conditioner.

Implementation Method 1

air outside of a machine body of the air conditioner enters the machine body from an air inlet under the action of a wind wheel in a lower air duct of the air conditioner, passes through the condenser, and is subsequently exhausted from the machine body. The air outside the machine body achieves heat dissipation of the condenser when passing through the condenser.

Methodology Applied
Scientific EffectHeat transfer: Convection

Data Source

PatentUS12259146B2Integral air conditioner device
Publication Date: 2025.03.25 GD MIDEA AIR CONDITIONING EQUIP CO LTD
  • US12259146B2 patent drawing
  • US12259146B2 patent drawing
  • US12259146B2 patent drawing

AI summary

An integral air conditioner device is provided. The device has an air conditioner body, a condenser and an anti-blow-by structure. The anti-blow-by structure is a box body with openings on two sides of the box body. The opening on one side of the box body is in communication with an air inlet of the air conditioner body. The opening on the other side of the box body faces the condenser. The periphery of the opening that faces the condenser and a frame of the condenser are arranged in a closed manner. In the integral air conditioner device, the anti-blow-by structure is provided between the air inlet and the condenser and one opening of the anti-blow-by structure faces the condenser, such that air fed in through the air inlet can only pass through the condenser and is subsequently exhausted by an air outlet of the air conditioner body.