Rotatable Downlight Base with Stop Mechanism
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Solution Overview
Problem
Current downlight devices lack flexibility and safety features, particularly in design and installation, as they often require manual adjustment and handling of LED modules, which can be hazardous and cumbersome.
Innovation Solution
A downlight apparatus featuring a rotation base with stop structures and a front cover that allows for adjustable LED modules with different color temperatures and outputs, enabling rotatable movement within a spherical space, along with a driver box for remote control and heat dissipation, enhancing safety and installation flexibility.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If LED modules are exposed and accessible through the light opening, then users can directly adjust and handle the LED modules, but this creates safety hazards and makes installation cumbersome
Solution Approach 1:
The patent introduces a rotation base as an intermediary mechanism between the user and the LED module. The rotation base includes a spherical rotating space that allows the LED module to rotate without direct user contact. Users interact with the rotation base rather than directly manipulating the LED modules, thereby maintaining adjustability while eliminating safety hazards from direct handling.
2Stability of the object's composition
If the light module is completely fixed to the rotation base or front cover, then the structure is stable, but this eliminates the ability to rotate and adjust the light direction
Solution Approach 1:
The patent implements a dynamic connection between the light module and the rotation base. The light module is positioned within the spherical rotating space of the rotation base, allowing it to rotate freely for light direction adjustment. Stop structures are provided to maintain the light module at specific rotation angles when no external force is applied, providing stability during operation while preserving rotational adjustability when needed.
3Adaptability or versatility
If multiple types of LED modules with different color temperatures are installed, then light output versatility is improved, but the device complexity and installation difficulty increase
Solution Approach 1:
The patent designs the light module with universal mounting structures that can accommodate multiple types of LED modules with different color temperatures and optical characteristics. The rotation base and front cover provide a unified interface for various LED module configurations. This allows the system to offer versatile light output characteristics while maintaining consistent installation procedures and structural design, thereby reducing the complexity associated with handling multiple different module types.
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 provides safe and flexible installation by allowing users to adjust light direction and color without direct handling of LED modules, improving safety and usability while enabling precise control over light output through remote operation and heat management.
Implementation Method 1
The light module contains multiple types of LED modules with different optical output characteristics. For example, the same light module may include LED modules of different color temperatures or colors.
Implementation Method 2
There may be a diffusion layer, e.g. a transparent cover for diffusing output light, covering the light opening.
Implementation Method 3
a light guide, which is made of transparent plastic material for receiving light from a lateral side and evenly emit soften light from a surface plane, is used for guiding the output light to desired directions.
Implementation Method 4
Some reflective material or reflective structure, like a reflection cup may be disposed for guiding light to the light opening to increase light efficiency.
Data Source
AI summary
A downlight apparatus has a rotatable base, a light module and a front cover. The light is rotatable in a spherical rotating space defined by the rotatable base. There is a stop structure for keeping the light module staying at rotating angle with respect to the rotatable base when there is no external force applying on the light module.


