Portable Hair-Removal Cooling Layout With Short Airflow Path
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Solution Overview
Problem
Traditional hair-removal apparatuses have a long air duct, leading to large size and low heat dissipation efficiency, making them inconvenient to carry and increasing manufacturing costs.
Innovation Solution
A portable hair-removal apparatus with an air-suction mechanism that includes a heat-generating assembly and a heat-dissipation housing, utilizing a short-range air-passing channel with air inlets and outlets to dissipate heat without a refrigeration assembly, and featuring a compact design with a fan assembly and light-filter head assembly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If a traditional heat dissipation mechanism with a long air duct is used, then heat dissipation function is provided, but the apparatus volume becomes large and inconvenient to carry
Solution Approach 1:
The patent transforms the traditional linear air duct structure into a three-dimensional air-passing cavity with multiple air inlets and outlets distributed on different surfaces of the heat-dissipation housing. This spatial redistribution shortens the air flow path while maintaining effective heat dissipation, reducing the apparatus volume without compromising thermal management functionality
Solution Approach 2:
The heat dissipation system is segmented into multiple air inlets and outlets positioned at different locations on the heat-dissipation housing. This segmentation creates multiple air flow channels that work in parallel, reducing the required length of individual air paths while achieving sufficient heat dissipation, thereby compacting the overall apparatus volume
2Temperature
If a traditional heat dissipation mechanism with a long air duct is used, then heat dissipation function is provided, but heat dissipation efficiency becomes low
Solution Approach 1:
By transitioning from a linear air duct to a three-dimensional air-passing cavity with air inlets and outlets on multiple surfaces, the patent creates shorter and more direct air flow paths. This dimensional transformation reduces the distance heat must travel through the air, significantly improving heat dissipation efficiency while maintaining compact dimensions
Solution Approach 2:
The air inlets are positioned to draw ambient air directly toward the heat-generating assembly before heat accumulation occurs. This preliminary positioning of air flow paths ensures that cooling air reaches the hottest components first, maximizing heat dissipation efficiency from the outset of operation
3Temperature
If a traditional heat dissipation mechanism is used, then heat dissipation function is provided, but the structure becomes complex and manufacturing cost increases
Solution Approach 1:
The patent merges the air inlet channels, air-passing cavity, and air outlet structures into a single integrated heat-dissipation housing. This consolidation eliminates the need for separate air ducts and multiple discrete components, simplifying the overall structure and reducing manufacturing complexity while maintaining effective heat dissipation functionality
Solution Approach 2:
The heat-dissipation housing serves multiple functions simultaneously: it provides structural enclosure, creates the air-passing cavity for heat dissipation, and incorporates air inlets and outlets for airflow management. This multi-functionality reduces the number of separate components needed, simplifying the structure and lowering manufacturing costs
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
The apparatus achieves efficient heat dissipation, reduces manufacturing costs, and improves portability by simplifying the structure and size, ensuring durability and safety while maintaining user comfort.
Implementation Method 1
adopt advanced optical hair removal to effectively prevent the regrowth of hair
Implementation Method 2
External air is sucked into the heat-dissipation housing via the air inlet, flows through the heat-generating assembly to reduce the temperature of the heat-generating assembly
Implementation Method 3
flows through the heat-generating assembly to reduce the temperature of the heat-generating assembly
Data Source
AI summary
A portable hair-removal apparatus (1) is provided, which includes an air-suction mechanism (10). The air-suction mechanism (10) includes a heat-generating assembly (101) and a heat-dissipation housing (102). The heat-dissipation housing (102) is provided with an air outlet (1021). The heat-generating assembly (101) is connected to the heat-dissipation housing (102) and defines at least one air inlet (1022). External air is sucked into the heat-dissipation housing (102) via the air inlet (1022), flows through the heat-generating assembly (101) to reduce the temperature thereof, and is discharged via the air outlet (1021). A short-range air-passing channel is formed by means of the cooperation of multiple components, such that the heat dissipation performance is improved, the size is further reduced by simplifying the internal structure and the portability is improved.