LED Lighting Apparatus Slope Surface Light Guidance
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Solution Overview
Problem
There is a need for a flexible and convenient lighting solution that provides effective illumination at night while considering factors that affect sleep quality and light efficiency, as traditional lighting devices often lack the necessary adaptability and energy efficiency.
Innovation Solution
A lighting apparatus comprising a top cover with a slope surface and inner wall forming a cavity, a light source with an LED module and driver, and a bottom cover with a battery container, which includes a reflective layer and a diffusion lens to optimize light distribution, along with a manual switch and sensor for automatic control, allowing for adjustable light output and direction.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Use of energy by moving object
If traditional lighting devices are used, then illumination is provided, but energy consumption is high and light efficiency is low
Solution Approach 1:
The patent applies parameter changes by transitioning from traditional lighting sources to LED technology, which fundamentally alters the energy-to-light conversion efficiency. The LED module with optimized optical parameters (color temperature, luminous flux) and the reflective layer with specific reflectivity characteristics enable high light output while minimizing energy consumption, directly resolving the contradiction between energy efficiency and illumination intensity.
2Illumination intensity
If bright light is used for illumination, then visibility is improved, but sleep quality is affected
Solution Approach 1:
The patent implements dynamics through the manual switch that allows users to adjust the lighting apparatus between different operating modes (illumination mode and night light mode). This dynamic adjustment capability enables the system to adapt to different temporal contexts - providing bright light when visibility is needed during the day, and dimmed light during nighttime to preserve sleep quality, thus resolving the contradiction between illumination intensity and sleep quality.
Solution Approach 2:
The patent changes the light output parameter dynamically through the driver circuit that adjusts the current supplied to the LED module based on the selected mode. In illumination mode, maximum current provides bright light for visibility; in night light mode, reduced current provides dimmed light that maintains visibility while minimizing disruption to sleep patterns, effectively resolving the contradiction.
3Device complexity
If fixed lighting output is used, then device simplicity is maintained, but adaptability to different conditions is reduced
Solution Approach 1:
The patent applies universality by designing a lighting apparatus that performs multiple functions through a single device structure. The same LED module and optical system serve both as a primary illumination source and as a night light, with the differentiation achieved through electronic control rather than structural complexity. The manual switch enables one device to adapt to different ambient light conditions and usage scenarios, maintaining structural simplicity while achieving high versatility.
4Duration of action of stationary object
If LED lighting is used, then energy saving and longer life span are achieved, but initial cost is high
Solution Approach 1:
The patent applies self-service by designing a lighting apparatus that includes a battery container with rechargeable battery, eliminating the need for external power infrastructure and reducing installation costs. The LED module's long lifespan combined with the rechargeable battery system creates a self-contained lighting solution that requires minimal maintenance and replacement, offsetting the higher initial component costs through reduced operational and maintenance expenses over time.
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 solution provides enhanced light efficiency and flexibility, ensuring effective illumination while minimizing energy consumption and allowing for automatic or manual control to adapt to ambient light conditions, thus improving sleep quality and overall lighting experience.
Implementation Method 1
a light source, an infrared sensor and a manual switch are disposed on a circuit board; The light source includes a LED module and a driver
Implementation Method 2
which includes a reflective layer and a diffusion lens to optimize light distribution
Implementation Method 3
which includes a reflective layer and a diffusion lens to optimize light distribution
Implementation Method 4
a lighting apparatus includes a top cover, a light source and a bottom cover An infrared sensor, a light source and a manual switch are disposed on a circuit board; There is an infrared sensor 702 for detecting a surrounding environment light
Data Source
AI summary
A lighting apparatus includes a top cover, a light source and a bottom cover. The top cover has a top surface, a slope surface and an inner wall. The slope surface and an inner wall form a cavity below the top surface. The inner wall has a light opening. The light source emits a light with a first direction via the light opening of the top cover. The light is guided by the slope surface to move with a second direction to escape from the top surface of the top cover. The light source includes a LED module and a driver for generating a driving current supplied to the LED module to emit the light. The bottom cover is plugged to fix to the top cover.