Detachable Filter Screen Assembly for Laundry Dryer Fluff Removal
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Solution Overview
Problem
Existing laundry handling devices face challenges with fluff accumulation in air circulation, making them difficult to clean and leading to potential blockages.
Innovation Solution
A laundry handling device design featuring a filter screen assembly detachably connected to the circulating air channel and door seal assembly, utilizing magnetic connections and a filter screen frame to effectively filter and reduce fluff accumulation, with a handle for convenient mounting and dismounting, and a compact structure to minimize air circulation interference.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If air circulation is implemented in the laundry handling device, then drying efficiency is improved, but fluff accumulation occurs in the air channel and door seal assembly
Solution Approach 1:
The filter screen assembly is extracted from the air circulation system as a separate, removable component. It is detachably connected to the door seal assembly or air channel, allowing fluffs to be collected and removed externally without disassembling the entire device. This extraction principle resolves the contradiction by separating the harmful fluff accumulation from the main air circulation path while maintaining the drying efficiency benefit.
Solution Approach 2:
The filter screen assembly acts as an intermediary component between the air channel and the external environment. It intercepts fluffs carried by the circulating air before they can accumulate in the door seal assembly or air channel. The magnetic connection serves as an intermediary mechanism that enables easy attachment and detachment of the filter screen, facilitating maintenance while preserving the air circulation function.
2Reliability
If the filter screen assembly is permanently fixed in the air channel, then filtering effectiveness is improved, but device complexity and maintenance difficulty increase
Solution Approach 1:
The filter screen assembly transitions from a static, permanently fixed component to a dynamic, detachable component. The magnetic connection allows the filter screen to be easily attached and detached based on maintenance needs. This dynamic design maintains filtering effectiveness when installed while reducing device complexity and enabling easy maintenance when the filter needs cleaning or replacement.
Solution Approach 2:
The filter screen assembly is segmented from the main body of the laundry handling device. It is designed as a separate, modular component that can be independently removed and cleaned. This segmentation reduces the overall device complexity by isolating the filter function and enables easy maintenance without requiring disassembly of the entire device, while still providing effective filtering when installed.
3Area of stationary object
If the filter screen extends fully into the air channel, then filtering area is increased, but air circulation is obstructed
Solution Approach 1:
The filter screen is positioned to provide localized filtering at the third opening where air enters the door seal assembly. Rather than extending fully across the entire air channel, the filter screen is strategically placed at the opening, providing sufficient filtering area for the incoming air stream while leaving the rest of the air channel open for efficient air circulation. This local quality approach addresses both filtering effectiveness and air flow efficiency.
4Volume of moving object
If the filter screen assembly is made compact, then device appearance is improved, but filtering capacity is reduced
Solution Approach 1:
The filter screen assembly utilizes the third dimension by extending the filter screen in the direction of air flow rather than expanding the assembly volume in all directions. The filter screen extends from the filter screen frame into the air channel along the air flow path, providing increased filtering area without significantly increasing the overall assembly volume. This dimensional approach maintains a compact appearance while preserving filtering capacity.
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
Facilitates easy cleaning of fluffs, reduces fluff accumulation, and maintains a compact, attractive appearance by ensuring efficient air circulation and easy maintenance of the filter screen assembly.
Implementation Method 1
a filter screen assembly, arranged close to the third opening, the filter screen assembly being detachably connected to the circulating air channel and/or the door seal assembly, so as to filter air circulating between the circulating air channel and the laundry handling container
Implementation Method 2
the filter screen assembly is magnetically connected to the circulating air channel and/or the door seal assembly
Data Source
Figure 1
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AI summary
The present disclosure relates to a laundry handling device (10), including: a case (12), including a first opening (14); a laundry handling container (16), located in the case (12), and including a second opening (18) corresponding to the first opening (14); a circulating air channel (20), in fluid communication with the laundry handling container (16); a door seal assembly (22), connecting the first opening (14) and the second opening (18), the door seal assembly (22) including a third opening (24), and the third opening (24) being in fluid communication with the circulating air channel (20); and a filter screen assembly (26), arranged close to the third opening (24), the filter screen assembly (26) being detachably connected to the circulating air channel (20) and/or the door seal assembly (22), so as to filter air circulating between the circulating air channel (20) and the laundry handling container (16).