Rotatable End Caps for LED Light Tubes
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Solution Overview
Problem
Current LED light tubes lack suitable angle adjustment mechanisms, making it inconvenient for users to adjust the light-emitting angle, which increases the complexity of installation and usage.
Innovation Solution
A light tube design featuring rotatable end caps with a waved positioning structure and an elastic element, allowing users to easily adjust the light-emitting angle without removing the light tube from the frame.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If LED light tubes are installed in fixed positions, then the lighting structure is stable, but users cannot easily adjust the light-emitting angle
Solution Approach 1:
The end cap is designed to be rotatable relative to the positioning connector, transforming a static fixed structure into a dynamic adjustable one. This allows the light-emitting angle to be changed by rotating the end cap along the cylindrical body, enabling users to adjust the lighting direction without complex installation procedures
Solution Approach 2:
The light tube is divided into separable components: the positioning connector with cylindrical body and the rotatable end cap. This segmentation allows the end cap to be independently rotated to adjust the light-emitting angle while the main body remains installed, providing ease of operation without increasing overall installation complexity
2Ease of operation
If the light tube is removed from the frame for angle adjustment, then the light-emitting angle can be changed, but the installation time and complexity increase
Solution Approach 1:
The rotatable end cap design enables in-situ adjustment of the light-emitting angle without requiring removal from the frame. The end cap can be rotated to different angular positions while remaining connected to the positioning connector, saving installation time and maintaining structural stability
Solution Approach 2:
The cylindrical body acts as an intermediary component that allows rotational movement of the end cap while maintaining the connection to the frame. This intermediary structure enables angle adjustment without complete disassembly, reducing the time and complexity associated with removal and reinstallation
3Ease of operation
If a rotatable end cap with elastic element is added, then angle adjustment becomes convenient, but the device structure becomes more complex
Solution Approach 1:
The elastic element automatically engages with the waved positioning structure to provide tactile feedback and maintain positioning during rotation. This self-service mechanism eliminates the need for additional locking devices or complex control systems, achieving convenient angle adjustment with minimal added structural complexity
Solution Approach 2:
The elastic element provides flexible engagement with the waved positioning structure, allowing smooth rotation while maintaining secure positioning. This flexible component enables convenient operation without requiring rigid, complex mechanical locking mechanisms
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 design simplifies the installation process, reduces the time and complexity of installation, and allows for convenient adjustment of the light-emitting angle to optimize lighting effects.
Implementation Method 1
Each of the rotatable end caps has an elastic element corresponding to the waved positioning structure and engaged with the wave structure
Data Source
AI summary
A light tube having rotatable end caps includes a tube body, two positioning connectors and two rotatable end caps. The two positioning connectors are disposed at the two ends of the tube body respectively. Each of the positioning connectors includes a base and a cylindrical body disposed on the base. The base is provided with a waved positioning structure between the outer edge of the base and the outer surface of the cylindrical body. The two rotatable end caps are disposed at the two positioning connectors respectively. Each of the rotational end caps is rotatably connected to the cylindrical body of the positioning connector corresponding thereto. Each of the rotatable end caps has an elastic element corresponding to the waved positioning structure and engaged with the wave structure.