Modular LED Lighting Device with Elastic Catch Frame
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Solution Overview
Problem
Existing modular lighting solutions lack the ability to be designed flexibly for both single and multiple LED-based light sources, with a focus on interconnection and customizable configurations, particularly for indoor and outdoor applications.
Innovation Solution
A modular lighting device featuring a frame with elastic catches for securing a transparent cover and fixing to a printed-circuit board with LED modules, allowing for customizable lengths and configurations, including a heat-sink aluminum radiator and decorative shapes, with interconnectable modules and sealing elements for mounting versatility.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If modular lighting devices are designed with fixed configurations, then manufacturing and installation are simplified, but flexibility and adaptability for different applications are reduced
Solution Approach 1:
The lighting device is divided into separate functional modules: a frame structure, a transparent cover, a printed circuit board with LED modules, and a heat sink. These modular components can be independently manufactured and then assembled in different configurations to suit various applications, thereby achieving adaptability without proportionally increasing overall design complexity.
Solution Approach 2:
The frame structure serves multiple functions: it provides mechanical support, houses the electronic components, facilitates heat dissipation through integrated heat sink attachment, and enables modular assembly through elastic catches. This multi-functionality reduces the need for separate components, maintaining design simplicity while enhancing configurability.
2Temperature
If heat dissipation structures are added to LED lighting devices, then thermal management is improved, but device complexity and space requirements increase
Solution Approach 1:
The heat sink is integrated with the frame structure rather than being a separate附加 component. The frame itself is designed to facilitate heat dissipation, combining the structural support function with the thermal management function, thereby improving heat dissipation without proportionally increasing structural complexity.
Solution Approach 2:
The frame structure simultaneously serves as the mechanical housing, the heat dissipation pathway, and the mounting structure for other components. This multi-functionality allows effective thermal management to be achieved without adding dedicated heat dissipation structures that would increase complexity.
3Ease of operation
If elastic catches are used for securing components, then assembly and disassembly become easier, but manufacturing precision requirements increase
Solution Approach 1:
The elastic catches are designed with specific dimensional parameters and material properties that allow them to deform elastically during assembly and then maintain a secure connection. By carefully selecting the elastic modulus, catch geometry, and engagement force parameters, the system achieves easy assembly while maintaining acceptable manufacturing tolerances.
Solution Approach 2:
The elastic nature of the catches provides a cushioning effect that compensates for minor variations in manufacturing precision. The elastic deformation absorbs dimensional tolerances and misalignments, allowing components to be assembled easily even when perfect precision is not achieved, thereby reducing the stringency of manufacturing precision requirements.
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
Enables flexible design and efficient heat management for LED-based lighting systems, providing customizable lighting configurations and improved durability, while maintaining energy efficiency and aesthetic versatility.
Implementation Method 1
a light diffusing part and at least one frame (1). The frame (1) has front elastic tabs (2) for catching the transparent cover (4) and rear elastic tabs (3) for fixing the frame (1) to a board (5) with printed circuit (6) and light-emitting diodes (7). The board (5) has an aluminum radiator (8).
Implementation Method 2
The frame (1) has front elastic tabs (2) for catching the transparent cover (4) and rear elastic tabs (3) for fixing the frame (1) to a board (5) with printed circuit (6) and light-emitting diodes (7).
Data Source
AI summary
A modular illuminating device comprises at least one frame (1) with the front elastic catches (2) for securing a transparent cover (4) to the frame (1), and the rear elastic catches (3) for fixing the frame (1) to a printed-circuit board (5) with at least one printed circuit module (6) and at least one light-emitting diode module (7) on its front side. The printed-circuit board (5) has multiple equally spaced assemblies comprised of the printed circuit modules (6) and LED modules (7), arranged in a row, or a rectangular matrix, or a honeycomb structure. The power line is printed along the printed-circuit board (5) with offtakes to individual printed circuit modules (6) and LEDs modules (7). Alternatively, the printed power line supplies the AC/DC converter placed at one end of the printed-circuit board (5), and the AC/DC converter supplies individual printed circuit modules (6) and LEDs modules (7) with constant voltage via another pair of leads printed along the printed-circuit board (5). The printed-circuit board (5) comprises an aluminum radiator, preferably an aluminum plate (8), placed at its rear side. The aluminum plate (8) can be pained or printed with a layer of paint and/or a polymer film, on all or part of its rear surface.