Magnetic Module for LED Fixture Assembly

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Solution Overview

Problem

The assembly and replacement of LED fixtures, such as pendant, down lights, and track lights, are complex and inefficient due to varying luminous flux and color requirements across different environments and applications.

Innovation Solution

A magnetic module for LED fixtures featuring a circular truncated cone reflector with a mounting area, pillars, and magnets, allowing for easy installation and replacement, with different lens and anti-glare reflector specifications to meet diverse demands.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If different models of LED fixtures are produced to match varying demands, then adaptability to different environments and applications is improved, but assembly complexity and manufacturing difficulty increase

Engineering Contradiction:
Improveadaptability to different environmentsVSAvoidassembly complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The LED fixture is divided into modular components: a magnetic module containing the reflector, lens, and honeycomb structure, and a separate front ring with magnetic elements. This segmentation allows different lens and reflector combinations to be easily assembled by simply attaching or detaching the front ring, reducing assembly complexity while maintaining adaptability to different lighting requirements

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The magnetic module design with standardized mounting areas and magnetic coupling creates a universal interface that can accommodate multiple lens types (clear, frosted, colored) and reflector configurations. The same base module serves multiple functions by simply changing the front ring or lens attachment, eliminating the need for completely different fixture models for various applications

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

2Manufacturing precision

If traditional assembly methods are used for LED fixtures, then manufacturing precision can be maintained, but installation and replacement efficiency decrease

Engineering Contradiction:
Improveassembly precisionVSAvoidinstallation efficiency
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The traditional mechanical fastening system (screws, clips, or adhesive bonding) is replaced with a magnetic coupling system. The magnetic elements embedded in the front ring and mounting areas of the reflector provide precise alignment and secure attachment through magnetic attraction, maintaining manufacturing precision while dramatically improving installation and replacement efficiency through tool-free assembly

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The magnetic coupling system provides self-aligning and self-latching functionality during assembly. The magnetic attraction automatically guides the front ring into proper position and maintains secure connection without requiring additional fastening operations, enabling workers to install or replace fixtures quickly by simply attaching or detaching the components

Inventive Principle:
Principle #25Self-service

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

Facilitates easy installation and replacement of LED fixtures, accommodating various requirements with improved efficiency and flexibility in meeting different lighting needs.

Implementation Method 1

There is a magnet on each of the mounting holes. The circular truncated cone reflector connects with the LED lighting's front ring. The LED lighting front ring (which is typically iron) covers on the circular truncated cone reflector, and the magnetic material of the front ring and the magnet come together.

Methodology Applied
Scientific EffectMagnetism: Magnetism

Data Source

PatentUS10670238B2Magnetic module for light fixtures
Publication Date: 2020.06.02 DONGGUAN ZHAO HE LIGHTING CO LTD
  • US10670238B2 patent drawing
  • US10670238B2 patent drawing
  • US10670238B2 patent drawing

AI summary

A magnetic module includes a circular truncated cone reflector. There is a mounting area on the top of the reflector, and the lens which filtrates the light from the LED and an optional honey comb installed at the mounting area. One or more pillars are around the circular truncated cone reflector. There is a mounting hole on the top of each pillar and a magnet on each mounting hole. The circular truncated cone reflector connects with a LED lighting front ring. The LED lighting front ring covers the circular truncated cone reflector, and the magnetic material of the LED lighting front ring and the magnet come together. The magnetic module is easy to install and replace because of the magnetic elements. The invention may be incorporated into a pendant, down light, or track light.