Portable AC Integrated Exhaust Pipe for Compact Storage

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Solution Overview

Problem

Portable air conditioners require extra storage space and are prone to damage due to detachable exhaust pipes, which also increase packaging volume and transportation costs.

Innovation Solution

An exhaust unit is integrally manufactured with the case, including a fixed exhaust pipe and a shielding module that can be easily installed in a window, eliminating the need for additional assembly components and storage space.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the exhaust pipe is detachably attached to the main body, then the exhaust pipe can be separated for storage, but an extra receiving space is required and assembly components may be lost

Engineering Contradiction:
Improvedetachability of exhaust pipeVSAvoidstorage space requirement
Core Design Contradiction:
Adaptability or versatilityVSVolume of stationary object

Solution Approach 1:

The exhaust pipe is integrated into the main body of the portable air conditioner, eliminating the need for separate attachment and detachment. The exhaust pipe becomes a fixed structural component, thereby eliminating the need for extra storage space and assembly components while maintaining the exhaust function.

Inventive Principle:
Principle #5Merging (Combining)

2Adaptability or versatility

If the exhaust pipe is detachably attached, then the exhaust pipe can be removed, but the exhaust pipe is frequently damaged such as being bent or broken during storage

Engineering Contradiction:
Improveremovability of exhaust pipeVSAvoiddurability of exhaust pipe
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The exhaust pipe is merged with the main body structure, becoming an integral component that cannot be separated. This integration eliminates the risks of bending or breaking during storage and handling, significantly improving the reliability and durability of the exhaust system.

Inventive Principle:
Principle #5Merging (Combining)

3Ease of manufacture

If the exhaust pipe and main body are separately packaged, then assembly is flexible, but the packaging volume and transportation cost increase

Engineering Contradiction:
Improveassembly flexibilityVSAvoidpackaging volume
Core Design Contradiction:
Ease of manufactureVSVolume of stationary object

Solution Approach 1:

The exhaust pipe and main body are manufactured as a single integrated unit, allowing the product to be packaged as one piece. This merging eliminates the need for separate packaging of components, reducing packaging volume and transportation costs while maintaining assembly flexibility through modular design of other components.

Inventive Principle:
Principle #5Merging (Combining)

4Adaptability or versatility

If the exhaust pipe is detachably attached, then the exhaust pipe can be installed separately, but installation time and installation process increase

Engineering Contradiction:
Improveseparate installation capabilityVSAvoidinstallation time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The exhaust pipe is integrated into the main body as a fixed component, eliminating the need for separate installation steps involving attachment and detachment. This integration streamlines the installation process, reducing installation time and complexity while maintaining the ability to install the unit in different locations.

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

This design minimizes installation time, reduces the protruding thickness of the exhaust unit, and simplifies storage and transportation by eliminating the need for extra assembly components and storage space, while enhancing durability and packaging efficiency.

Implementation Method 1

air heat-exchanged with the condenser

Methodology Applied
Scientific EffectHeat exchange: Heat Exchanger

Implementation Method 2

heat-exchanged with the condenser

Methodology Applied
Scientific EffectThermal energy transfer: Conduction (thermal)

Implementation Method 3

air heat-exchanged with the evaporator

Methodology Applied
Scientific EffectHeat exchange: Heat Exchanger

Implementation Method 4

heat-exchanged with the evaporator

Methodology Applied
Scientific EffectThermal energy transfer: Conduction (thermal)

Data Source

PatentUS10415838B2Portable air conditioner
Publication Date: 2019.09.17 LG ELECTRONICS INC
  • US10415838B2 patent drawing
  • US10415838B2 patent drawing
  • US10415838B2 patent drawing

AI summary

A portable air-conditioner includes a case in which a condenser and an evaporator are integrally installed and an inlet and an outlet are formed; and an exhaust unit integrally coupled to the case and guiding air heat-exchanged with the condenser to an outdoor area, wherein the exhaust unit includes an exhaust pipe fixed to the case in one end thereof, disposed to be at least partially inserted into the case, and having a portion, excluding the one end, spaced apart from the case; and a shielding module installed in a window, fixed to the other end of the exhaust pipe, and detachably received in the case.