Air purifier with hinged filter frame
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Solution Overview
Problem
Conventional air purifiers face limitations in design diversity and operational optimization due to fixed filter types and capacities, which affect air purification efficiency and durability.
Innovation Solution
An air purifier design featuring a shape variable type filter frame and filter recognition system, allowing for multiple filter configurations and automatic control setting adjustments based on filter type and capacity, enabling multidirectional air discharge and optimized performance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If filters are disposed on both sides of housing to correspond to air inlets, then air purification efficiency is improved with multidirectional discharge, but product design diversity is limited to cube type
Solution Approach 1:
The filter frame is designed with a hinge mechanism that allows it to rotate between a first position (aligned with air inlet for high purification efficiency) and a second position (perpendicular to air inlet for compact/unidirectional design). This dynamic positioning resolves the contradiction by enabling the same filter assembly to serve both high-performance and design-variety requirements.
Solution Approach 2:
The filter assembly with hinge mechanism serves multiple functions: it can be positioned for optimal air purification performance, or rotated to achieve compact form factor and design diversity. The single filter assembly structure with hinge joint allows one component to fulfill both performance and aesthetic requirements.
2Device complexity
If control setting value is fixed in manufacturing, then device complexity is reduced, but operational performance optimization according to filter type is difficult
Solution Approach 1:
The control unit receives feedback signals from sensors that detect filter type and air flow conditions, then automatically adjusts control setting values (such as blower speed) to optimize performance. This feedback mechanism enables adaptive operation without requiring complex manual configuration.
Solution Approach 2:
The control system automatically detects filter characteristics and self-adjusts operational parameters without user intervention. The system performs self-configuration based on sensor inputs, eliminating the need for manual setup while maintaining optimal performance.
3Adaptability or versatility
If filter type or capacity is changed to allow various product designs, then adaptability is improved, but air flow characteristics and performance vary requiring re-optimization
Solution Approach 1:
The control unit dynamically adjusts operational parameters (blower speed, flow rate control) based on detected filter type and capacity. When a different filter is installed, the system automatically modifies control settings to compensate for variations in filter characteristics, maintaining consistent air purification performance across different filter configurations.
Data Source
AI summary
The present invention provides an air purifier. The air purifier according to one preferred embodiment, of the present invention may comprise: a housing; a blowing unit installed in the housing so as to draw in external air; and a filter unit having filtering surfaces, through which the air passes and which are disposed in multiple directions, and an air inflow space, which has at least a part thereof surrounded by the filtering surfaces disposed in the multiple directions and into which the air discharged from, the blowing unit flows.