Multifunctional LED Light Source Assembly for Desk Lamp
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Solution Overview
Problem
Current desk lamps lack the multifunctionality to meet the diverse needs of users, particularly in terms of illumination, plant growth assistance, and sterilization, especially during the global epidemic where hygiene has become a priority.
Innovation Solution
A multifunctional light source assembly integrated into a desk lamp, featuring an illumination LED chip, a plant grow light LED chip, and an ultraviolet LED chip, controlled via a touch panel or external device to perform functions such as illumination, plant growth assistance, and sterilization, with an efficient heat dissipation system using ceramic and aluminum radiators.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple LED chips (illumination, plant grow light, ultraviolet) are integrated into one light source assembly, then the device can provide multiple functions (illumination, plant growth assistance, sterilization), but the device complexity increases
Solution Approach 1:
The patent integrates three different LED chips (illumination LED chip, plant grow light LED chip, and ultraviolet LED chip) into a single light source assembly, combining multiple light-emitting components into one unified structure. This merging approach allows the desk lamp to provide illumination, plant growth assistance, and sterilization functions simultaneously or independently, resolving the contradiction by achieving multifunctionality through component integration rather than separate devices
Solution Approach 2:
The light source assembly is designed as a universal component that can perform multiple functions: the illumination LED chip provides general lighting, the plant grow light LED chip supports plant growth, and the ultraviolet LED chip enables sterilization. The control circuit allows any combination of these functions to be activated, making the single assembly adaptable to various user needs while maintaining a relatively simple overall structure
2Adaptability or versatility
If ultraviolet LED chip is activated for sterilization, then sterilization function is provided, but ultraviolet light may harm user eyes and skin
Solution Approach 1:
The illumination LED chip acts as an intermediary safety mechanism. When the ultraviolet LED chip is activated for sterilization, the illumination LED chip simultaneously provides visible light to illuminate the working area. This intermediary lighting allows users to see and monitor the sterilization process, preventing accidental exposure to ultraviolet radiation while maintaining the sterilization function's effectiveness
3Device complexity
If LED chips are integrated into compact light source assembly, then space is saved, but heat dissipation becomes more challenging
Solution Approach 1:
The light source assembly is segmented into three independent LED chip modules (illumination, plant grow light, and ultraviolet), each with its own heat generation characteristics. This segmentation allows for targeted heat management where each chip's heat can be managed independently, facilitating compact integration while addressing heat dissipation challenges through modular design that enables efficient thermal pathways for each component
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 multifunctional desk lamp provides integrated solutions for illumination, plant growth, and sterilization while ensuring user safety by allowing simultaneous activation of ultraviolet and illumination functions, with enhanced heat dissipation and insulation, improving overall performance compared to traditional methods.
Implementation Method 1
an illumination LED chip
Implementation Method 2
a plant grow light LED chip
Implementation Method 3
an ultraviolet LED chip
Implementation Method 4
an efficient heat dissipation system using ceramic and aluminum radiators
Data Source
AI summary
A multifunctional light source assembly and a multifunctional desk lamp are disclosed. The multifunctional desk lamp includes a base assembly, a lamp head assembly, and a lamp arm assembly; one end of the lamp arm assembly is connected with the base assembly, and the other end is connected with and supports the lamp head assembly; the lamp head assembly is internally provided with the multifunctional light source assembly, the multifunctional light source assembly includes an illumination LED chip, a plant grow light LED chip and an ultraviolet LED chip. The illumination chip, the plant grow light chip and the ultraviolet chip are respectively connected to a controller, which respectively controls the three chips, through the on and off of currents, so that functions such as illumination for reading and writing, sterilization, plant growth assistance can be achieved.