Modular LED Bulb with Replaceable Capacitor Socket
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Solution Overview
Problem
The lifespan of LED light bulbs is limited by the short lifespan of electrolytic capacitors in the power supply, which fail before other components, leading to premature bulb failure.
Innovation Solution
A modular LED light bulb design with a detachable socket portion that houses a replaceable electrolytic capacitor, allowing users to replace the capacitor independently, extending the bulb's overall life and enabling customization with swappable modules for additional functionalities.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the LED bulb uses high-quality parts rated for long life, then the overall bulb quality and reliability are improved, but the electrolytic capacitor in the power supply becomes one of the first components to fail due to its inherently shorter lifespan
Solution Approach 1:
The power supply is divided into modular components, with the electrolytic capacitor housed in a separate replaceable socket portion that can be independently replaced from the main bulb body, allowing the capacitor to be renewed without replacing the entire bulb
Solution Approach 2:
The invention changes the replaceability parameter of the capacitor from fixed to movable, enabling the capacitor to be replaced independently while maintaining the longevity of other high-quality components
2Reliability
If the entire LED bulb is replaced when the capacitor fails, then the bulb functionality is restored, but this results in waste of other components that may still be functional
Solution Approach 1:
The bulb is segmented into a permanent main body containing long-life components and a replaceable socket portion containing the capacitor, allowing selective replacement of only the failed component
Solution Approach 2:
Instead of discarding the entire bulb when the capacitor fails, the invention allows recovery and continued use of the main bulb body by replacing only the socket portion containing the failed capacitor
3Ease of repair
If the socket portion is made detachable to enable capacitor replacement, then maintenance ease is improved, but the device complexity increases due to the modular design
Solution Approach 1:
The socket portion is designed as a separate modular unit with standardized connection interfaces, making the capacitor replacement process simple while managing complexity through standardized design
Data Source
AI summary
A modular LED light bulb is presented. The bulb comprises a bulb envelope and a removable screw base. A power supply within the bulb envelope connects to an electrolytic capacitor within the screw base. When the electrolytic capacitor in the screw base requires replacement, the screw base is detached from the bulb envelope, the depleted electrolytic capacitor is discarded, and a new electrolytic capacitor is connected to the power supply. The various embodiments increase the useful life of the LED light bulb. In another aspect, the screw base may be adapted to accept swappable modules to provide the light bulb with additional functionality. The swappable modules may provide the light bulb with wireless control and motion sensing.