LED Light Panel Fixation via Press Plate and Inclined Base
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Solution Overview
Problem
The installation of light panels in LED lighting devices is time-consuming and labor-intensive due to the need for numerous screws.
Innovation Solution
A lighting device design featuring a housing with an inclined surface and stopping portions, a press plate, and a fixing member that allows for quick and convenient fixation of the light panel using a press plate and screw mechanism, eliminating the need for sequential screw installation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If numerous screws are used to fix the light panel, then the fixation reliability is improved, but the installation time and labor consumption increase
Solution Approach 1:
The patent combines multiple screw fixation points into a single press plate structure that applies distributed pressure across the light panel. The press plate integrates the function of multiple screws into one component, reducing the number of fastening operations from multiple individual screw installations to a single press plate attachment, thereby significantly reducing installation time while maintaining reliable fixation.
Solution Approach 2:
The press plate serves multiple functions simultaneously: it provides the fixation force previously delivered by multiple screws, ensures uniform pressure distribution across the light panel, and maintains electrical contact with the circuit board. This multi-functional design replaces the need for numerous specialized screw fasteners with a single versatile component.
2Strength
If numerous screws are used to fix the light panel, then the fixation strength is improved, but the device complexity increases
Solution Approach 1:
The patent merges multiple screw fasteners into a single press plate structure. Instead of having separate screw holes, threads, and fastening mechanisms distributed across the housing, the design consolidates these into one integrated press plate that achieves equivalent or superior fixation strength through distributed pressure application.
Solution Approach 2:
The invention extracts the essential fixation function from the complex multi-screw system and isolates it into a single press plate component. By removing the unnecessary complexity of multiple screw threads, washers, and alignment features, the design retains only the core pressure-application function needed for secure fixation.
3Productivity
If a press plate with fixing member is used, then the installation efficiency is improved, but the manufacturing precision requirements increase
Solution Approach 1:
The press plate design incorporates self-aligning features such as positioning protrusions that fit into corresponding recesses on the circuit board. This self-service mechanism automatically ensures correct positioning during installation without requiring high-precision manual alignment, thereby maintaining high installation efficiency while reducing the skill level and precision required from the installer.
Solution Approach 2:
The positioning protrusions and recesses are pre-formed during the manufacturing process, establishing precise alignment references before installation. This preliminary action of creating built-in alignment features eliminates the need for high-precision field adjustment, allowing for rapid installation with standard tolerances.
Data Source
AI summary
A lighting device includes a housing, a light emitting module, a press plate and a fixing member. The housing has a bottom plate, a base and multiple stopping portions. The base protrudes from the bottom plate, and has a top surface and an inclined surface. The stopping portions are arranged at the bottom plate and extend to a bottom portion of the inclined surface of the base. The light emitting module includes a light panel and multiple light emitting elements arranged thereon. The light panel leans on the inclined surface and stopped by the stopping portions. The press plate is located at the top surface, and presses against the light panel. The fixing member fixes the press plate at the top surface to cause the press plate to press the light panel downward, so as to fix the light panel on the inclined surface.