Laundry treatment apparatus
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Solution Overview
Problem
Laundry treatment apparatuses with circulation type drying parts face challenges in minimizing the inflow of foreign matter into the air supply and heat exchange parts, and require filters that are easy to install and remove.
Innovation Solution
The apparatus includes a tub, a drum, an air supply part with a filtration chamber and a heat exchange chamber, a filter with a cover and a filtration net, and a mount with a guide to facilitate easy installation and removal of the filter.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a filter is installed in the air supply part to minimize foreign matter inflow, then the protection of the heat exchange part is improved, but the device complexity and difficulty of maintenance increase
Solution Approach 1:
The filter assembly is segmented into separable components: the filter element, mounting structure, and sealing elements. This allows the filter to be easily removed and replaced without disassembling the entire air supply system, reducing maintenance complexity while maintaining protection function.
Solution Approach 2:
A mounting structure acts as an intermediary between the filter element and the air supply part housing. This intermediary component simplifies the installation and removal process by providing standardized interfaces and sealing mechanisms, reducing the complexity of filter maintenance.
2Reliability
If a filter is installed in the air supply part, then the filtration of foreign matter is improved, but the ease of maintenance deteriorates due to difficult filter removal and installation
Solution Approach 1:
The filter assembly is designed with separable components including the filter element, mounting structure, and sealing elements. This segmentation enables the filter element to be easily removed and replaced by simply detaching the mounting structure, significantly improving maintenance ease while maintaining effective filtration.
Solution Approach 2:
The mounting structure incorporates movable or detachable elements that allow the filter assembly to transition between installed and removed states. This dynamic design enables quick filter changes without permanent fixation, enhancing maintenance accessibility while preserving filtration performance during operation.
3Reliability
If the filter structure is made complex to ensure proper sealing and filtration, then the filtration effectiveness is improved, but the ease of manufacture and assembly deteriorates
Solution Approach 1:
The filter system is divided into modular components: filter element, mounting structure, and sealing elements. Each component can be manufactured independently using standard processes, and assembly is simplified by the modular design, reducing manufacturing complexity while ensuring effective sealing and filtration through proper interface design.
Solution Approach 2:
The mounting structure is designed with universal features that combine multiple functions: mechanical support, sealing, and positioning. This multi-functional design eliminates the need for separate complex components, simplifying both manufacturing and assembly while maintaining effective filtration and sealing performance.
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 effectively minimizes the inflow of foreign matter into the air supply and heat exchange parts, while allowing for easy installation and removal of the filter, enhancing the apparatus's efficiency and maintenance convenience.
Implementation Method 1
a filtration net fixed to the cover and disposed inside the filtration chamber to filter air
Implementation Method 2
a heat exchange part arranged in the heat exchange chamber to sequentially dehumidify and heat the air supplied from the filtration chamber
Implementation Method 3
a heat exchange part arranged in the heat exchange chamber to sequentially dehumidify and heat the air supplied from the filtration chamber
Data Source
AI summary
Disclosed herein is a laundry treatment apparatus including a tub to store water, a drum rotatably disposed inside the tub, an air supply part including a body having a filtration chamber and a heat exchange chamber, a chamber supply flow path to guide air inside the tub to the filtration chamber, a mounting hole provided in the filtration chamber, and a tub supply flow path to guide air discharged from the heat exchange chamber to the tub, a heat exchange part arranged in the heat exchange chamber, a filter including a cover to close the mounting hole, and a filtration net fixed to the cover inside the filtration chamber, and a mount including a mounting body fixed to the filtration chamber, a body through-hole extending through the mounting body to communicate with the mounting hole, and a guide to position the cover to be seated in the mounting space.