Detachable Washing Machine Filter Assembly for Cleaner Lint Removal
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Solution Overview
Problem
Conventional washing machine net filters are difficult to clean, requiring users to keep them inside out, which can make hands dirty, and are challenging to remove foreign materials due to their fibrous nature.
Innovation Solution
A foreign materials filtering apparatus with a detachable filter cover unit and filter unit, featuring a cap with a handle, front and rear filters, and a coupling system that allows for easy detachment and cleaning, preventing the need for inside-out handling and simplifying the removal of foreign materials.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a conventional net filter is used, then foreign materials can be filtered, but the filter is difficult to clean and requires inside-out handling that makes hands dirty
Solution Approach 1:
The filter assembly is divided into separate components: a filter cover unit and a filter unit that can be detached from each other. The filter unit further includes a front filter and rear filter that can be separated. This segmentation allows users to remove and clean each component independently without needing to turn the entire assembly inside out, eliminating hand contamination while maintaining filtering functionality.
2Ease of operation
If a conventional net filter is used, then foreign materials can be filtered, but removal of foreign materials is difficult due to fibrous characteristic
Solution Approach 1:
The filter unit is segmented into a front filter and rear filter that can be easily separated from each other through detachable coupling portions. This allows users to access and remove foreign materials accumulated in the filter more easily, overcoming the difficulty posed by the fibrous characteristic of conventional net filters, while maintaining a relatively simple overall structure.
3Ease of operation
If a detachable filter system is implemented, then cleaning ease is improved, but device complexity increases
Solution Approach 1:
The filter cover unit and filter unit are designed with detachable coupling portions that include coupling protrusions and coupling holes, allowing easy separation and reassembly. This segmentation provides convenient disassembly for cleaning while keeping the coupling mechanism simple and intuitive, minimizing the increase in device complexity.
Solution Approach 2:
The front filter and rear filter are nested within each other through detachable coupling portions, with the rear filter inserted into the front filter. This nested arrangement allows compact storage when assembled while enabling easy separation for cleaning, balancing ease of operation with minimal structural complexity.
Data Source
AI summary
In a foreign materials filtering apparatus and a washing machine having the same, owing to a detachable mounting structure between a handle and a front filter and between a rear filter and the front filter, foreign materials collected in a foreign materials filtering space can be easily cleaned. Accordingly, can be solved the conventional problem that a net filter has to be kept inside out at the time of a cleaning process, resulting in causing a user's hands to become dirty. Also, can be solved the conventional problem that there is a difficulty in removing foreign materials from the net filter due to a fibrous characteristic of the net filter.


