LED Ceiling Light Detachable Back Plate Installation

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Solution Overview

Problem

Existing LED ceiling lights face installation challenges when there is no E26/E27 light holder available, leading to potential electrical connection issues and instability, especially when the light cover interferes with the screw base or leaves a gap, compromising waterproofing.

Innovation Solution

An LED ceiling light design featuring a detachable back plate that can be affixed to the ceiling and connected to a terminal block, allowing for secure installation without an E26/E27 light holder, and an adjustable screw base that can be lifted to ensure electrical contact with a recessed light holder.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If an E26/E27 screw base is screwed into an E26/E27 light holder recessed in the ceiling, then electrical connection can be achieved, but the light cover may stop the screw base from hitting the end of the light holder, causing unstable installation and poor waterproofing

Engineering Contradiction:
Improveinstallation stabilityVSAvoidscrew base adjustment
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent applies the dynamics principle by making the screw base adjustable rather than fixed. The screw base can be lifted up to hit the end of the light holder when needed, providing dynamic adaptation to different installation conditions. This resolves the contradiction by allowing the screw base to move between positions to ensure both electrical connection and stable installation.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If a back plate is introduced for installation without E26/E27 light holder, then installation versatility is improved, but device complexity increases

Engineering Contradiction:
Improveinstallation optionVSAvoidstructure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies universality by designing a back plate that serves multiple functions: it provides mounting surfaces for various ceiling types, incorporates terminal blocks for electrical connections, and includes reinforcing structures for stability. This multi-functional design allows the same back plate to be used in different installation scenarios (with or without E26/E27 holders, different ceiling types) without requiring multiple different components, thus improving versatility while limiting complexity growth.

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

Data Source

PatentUS10302283B2LED ceiling light and method for connecting LED ceiling light to E26/E27 light holder
Publication Date: 2019.05.28 MOON SANG PIL
  • US10302283B2 patent drawing
  • US10302283B2 patent drawing
  • US10302283B2 patent drawing

AI summary

The present invention relates to an LED ceiling light, comprising a light body and a back plate, the light body is detachably connected to the back plate. When an outer circular frame of the back plate is sheathed into a round throat of the light body, a columnar clip of the light body of the LED ceiling light runs from a bottom of the back plate and is rotated to clip in an L-shaped slot until reaches a close end of the L-shaped slot, in this way, the light body is connected to the back plate.