Panel Light with Folding Hooks and Diffusion Films

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Solution Overview

Problem

Designing a flexible panel light device with enhanced functionality while maintaining cost-effectiveness and energy efficiency remains a challenge, particularly in achieving uniform light distribution and accommodating different installation platforms.

Innovation Solution

The panel light apparatus incorporates a back plate with folding hooks for versatile installation, a light source module with diffused LED outputs, a driver module concealed within the back plate and diffusion plate, and a driver cover for heat dissipation, along with interchangeable diffusion films and driver parts for customizable light effects and redundancy.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a panel light device uses traditional fixed installation structure, then the installation process is simple, but the adaptability to different installation platforms is poor

Engineering Contradiction:
Improveadaptability to different installation platformsVSAvoidinstallation structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent employs folding hooks that can change their configuration from a compact stored position to an extended installation position. These hooks are designed to be flexible and adaptable, allowing them to conform to different installation platforms such as ceilings, walls, or other surfaces. The dynamic nature of the folding hooks enables the same installation structure to adapt to various platforms without requiring completely different designs for each application.

Inventive Principle:
Principle #15Dynamics

2Illumination intensity

If LED modules are arranged in a fixed pattern, then the manufacturing process is simple, but the light distribution uniformity is difficult to achieve

Engineering Contradiction:
Improvelight distribution uniformityVSAvoidmanufacturing complexity
Core Design Contradiction:
Illumination intensityVSEase of manufacture

Solution Approach 1:

The patent implements tilt receivers with adjustable tilt angles on the LED modules. Instead of using a uniform fixed pattern for all LED modules, each module can be independently tilted to optimize its light distribution characteristics. This local adjustment capability allows different regions of the panel to have customized light emission angles, enabling uniform overall light distribution while maintaining relatively simple manufacturing processes through modular assembly.

Inventive Principle:
Principle #3Local quality

3Temperature

If the driver module is exposed externally, then the heat dissipation is efficient, but the device appearance is bulky and less aesthetic

Engineering Contradiction:
Improveheat dissipation efficiencyVSAvoiddevice thickness and appearance
Core Design Contradiction:
TemperatureVSShape

Solution Approach 1:

The patent integrates the driver module within the back plate structure, nesting it into the internal cavity of the panel. The driver module is positioned inside the back plate rather than externally, and heat dissipation is achieved through thermally conductive pathways integrated into the back plate structure. This nesting approach allows the driver module to be concealed within the panel thickness, maintaining a sleek appearance while still providing adequate heat dissipation through the back plate's thermal management design.

Inventive Principle:
Principle #7Nested doll (Nesting)

4Adaptability or versatility

If single diffusion film is used, then the manufacturing cost is low, but the light output effect is limited

Engineering Contradiction:
Improvelight output effect varietyVSAvoiddiffusion film system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent designs the diffusion film system with multiple films that can be selectively combined or used independently. Each diffusion film is optimized for specific light output effects, and the system allows users to choose different combinations based on desired outcomes. This multi-functional approach enables a single diffusion film system to provide various light distribution patterns, color temperatures, and diffusion levels, making the panel adaptable to different application requirements while using standardized modular components.

Inventive Principle:
Principle #6Universality (Multi-functionality)

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

This design enables flexible installation, efficient light distribution, and cost-effective production by optimizing light reflection and heat management, ensuring even light output and extending the lifespan of the device through modular components.

Implementation Method 1

The bottom plate has a metal layer and reflective layer... The reflective layer is a PET thin film... helping to reflect and distribute light evenly across the panel

Methodology Applied
Scientific EffectLight reflection: Reflection

Implementation Method 2

a diffusion plate, a driver module and a driver cover... The diffusion plate has a detachable diffusion film... providing different light output effect

Methodology Applied
Scientific EffectLight diffusion: Scattering

Implementation Method 3

a driver cover for heat dissipation... ensuring even light output and extending the lifespan of the device through modular components

Methodology Applied
Scientific EffectHeat conduction: Conduction (thermal)

Implementation Method 4

a driver cover for heat dissipation... optimizing light reflection and heat management

Methodology Applied
Scientific EffectHeat convection: Convection

Data Source

PatentUS11149911B2Panel light apparatus with scrollable film
Publication Date: 2021.10.19 LEELEDS LIGHTING XIAMEN
  • US11149911B2 patent drawing
  • US11149911B2 patent drawing
  • US11149911B2 patent drawing

AI summary

The back plate has four lateral walls and a bottom plate. A back side of the bottom plate includes multiple sets of folding hooks. Each set corresponds a different installation platform. One of the multiple sets of folding hooks is folded to be used for hooking to a corresponding installation platform. The light source module has multiple LED modules disposed on the bottom plate. Each LED module has a LED device and a lens. The lens diffuses a light of the LED device to be evenly emitted from the lens and broadening an output angle of the light via the lens. The diffusion plate with a peripheral edge is fixed to the four lateral walls of the back plate. The driver cover is attached to an external side of one of the four walls of the back plate. The driver cover defines a container cavity for concealing the driver module.