LED Light Source with Refraction Lens for 360° Illumination

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Solution Overview

Problem

Traditional incandescent lamp strings have short lifespans, high energy consumption, and poor decorative effects due to concentrated light emission.

Innovation Solution

A light source device comprising a transparent protective cover, an LED module, and a refraction lens that diffuses light through a cambered or plane exit surface, allowing for 360° illumination and improved decorative effects, while utilizing an LED module for long life, high efficiency, and low energy consumption.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Use of energy by moving object

If LED chip is used as light emitting device, then energy consumption is reduced and service life is extended, but light emission is concentrated and decorative effect deteriorates

Engineering Contradiction:

Improveenergy consumptionVSAvoiddecorative effect

Core Design Contradiction:

Use of energy by moving objectVSEase of manufacture

Solution Approach 1:

A refraction lens is introduced as an intermediary component between the LED chip and the external environment. The lens receives concentrated light from the LED chip and refracts it to achieve diffuse illumination, thereby maintaining the energy efficiency of LED while improving the decorative effect through widespread light distribution.

Inventive Principle:

Principle #24Intermediary (Mediator)

Solution Approach 2:

The refraction lens transforms the light distribution from a point-source concentrated pattern to a multi-directional diffuse pattern. By changing the spatial dimension of light propagation from radial concentration to omnidirectional diffusion, the decorative effect is enhanced while preserving LED energy efficiency.

Inventive Principle:

Principle #17Another dimension (Dimensionality change)

2Duration of action of moving object

If LED chip is used as light emitting device, then service life is extended, but light emission is concentrated and decorative effect deteriorates

Engineering Contradiction:

Improveservice lifeVSAvoiddecorative effect

Core Design Contradiction:

Duration of action of moving objectVSEase of manufacture

Solution Approach 1:

The refraction lens serves as a mediator that transforms the concentrated light output from the long-lived LED chip into a diffuse illumination pattern. This allows the system to maintain the extended service life benefit of LED technology while achieving improved decorative effects through the lens's light-diffusing function.

Inventive Principle:

Principle #24Intermediary (Mediator)

3Ease of manufacture

If traditional incandescent lamp is used, then decorative effect is achieved, but service life is short and energy consumption is high

Engineering Contradiction:

Improvedecorative effectVSAvoidservice life

Core Design Contradiction:

Ease of manufactureVSDuration of action of moving object

Solution Approach 1:

The refraction lens acts as an intermediary that enables LED technology to achieve decorative effects previously only attainable with incandescent lamps. By refracting and diffusing LED light, the lens creates warm, ambient illumination that mimics the decorative quality of traditional lamps while maintaining LED longevity.

Inventive Principle:

Principle #24Intermediary (Mediator)

4Ease of manufacture

If traditional incandescent lamp is used, then decorative effect is achieved, but energy consumption is high

Engineering Contradiction:

Improvedecorative effectVSAvoidenergy consumption

Core Design Contradiction:

Ease of manufactureVSUse of energy by moving object

Solution Approach 1:

The refraction lens is an intermediary component that allows the system to achieve decorative illumination effects while using energy-efficient LED technology. The lens diffuses the LED's concentrated light output to create ambient lighting comparable to incandescent lamps, but with significantly reduced energy consumption.

Inventive Principle:

Principle #24Intermediary (Mediator)

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

The solution achieves wide-area illumination and enhanced decorative effects while addressing the issues of short service life and high energy consumption of incandescent lamp strings by utilizing an LED module with a refraction lens for light diffusion, resulting in a more efficient and environmentally friendly lighting solution.

Implementation Method 1

the refraction lens is covered above the LED module, a side of the refraction lens close to the LED module is an incident surface, and a side of the refraction lens away from the LED module is an exit surface, and the exit surface is used for refracting light passing through the exit surface

Methodology Applied

Scientific EffectRefraction: Refraction

Data Source

PatentUS12085273B1Light source device and light string

Publication Date: 2024.09.10 NANNING CITY HONG CAI ILLUMINATIONS TECH CO LTD

AI summary

The present application discloses a light source device and a light string. The light source device comprises a transparent protective cover, an LED module and a refraction lens, and the transparent protective cover has an accommodating cavity with an opening at one end; the LED module is arranged in the accommodating cavity, and is used for emitting light; the refraction lens is covered above the LED module, a side of the refraction lens close to the LED module is an incident surface, and a side of the refraction lens away from the LED module is an exit surface, and the exit surface is used for refracting light passing through the exit surface. According to the application, the light emitted by the LED module is refracted by the refraction lens and diffused around, thus realizing wide-area illumination. It can achieve the maximum of 360° light emission and improve the decorative effect.