Ceiling Lamp Microprism Light Diffusion

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Solution Overview

Problem

Traditional ceiling lamps lack design diversity and often result in uneven lighting, failing to meet the aesthetic and illumination requirements of modern interior decoration standards.

Innovation Solution

A ceiling lamp design incorporating a diffusing structural member to evenly diffuse light and a light transmitting structural member with a microprism structure, which changes the light's direction to form patterns, addressing uneven brightness and enhancing visual appeal.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If a single-layer lampshade with simple shape is used, then the device complexity is reduced, but the illumination uniformity and aesthetic effect deteriorate

Engineering Contradiction:
Improvelampshade structure complexityVSAvoidlighting uniformity
Core Design Contradiction:
Device complexityVSIllumination intensity

Solution Approach 1:

The lampshade is divided into multiple layers: a first lampshade with light-transmitting material and a second lampshade with light-diffusing material. This segmentation allows each layer to perform its specific function - the first layer provides structural support and basic light transmission, while the second layer ensures uniform light diffusion, thereby improving illumination uniformity without excessive complexity

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different regions of the lampshade are assigned different optical properties. The first lampshade uses light-transmitting material to allow direct light passage, while the second lampshade uses light-diffusing material to scatter light uniformly. This local differentiation of material properties optimizes both lighting quality and structural simplicity

Inventive Principle:
Principle #3Local quality

2Device complexity

If a single-layer lampshade with simple shape is used, then the device complexity is reduced, but the aesthetic effect deteriorates

Engineering Contradiction:
Improvelampshade structure complexityVSAvoiddecoration effect
Core Design Contradiction:
Device complexityVSShape

Solution Approach 1:

The invention adds a vertical dimension to the lampshade design by stacking multiple layers with different optical properties. This multi-layer configuration creates rich light transmission effects and decorative patterns when illuminated, significantly enhancing the aesthetic value while maintaining relatively simple individual layer structures

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Solution Approach 2:

The lampshade combines light-transmitting material in the first layer with light-diffusing material in the second layer. This composite structure creates interesting optical effects where light passes through the first layer and is then diffused by the second layer, producing beautiful decorative patterns that enhance the overall aesthetic effect

Inventive Principle:
Principle #40Composite materials

3Ease of manufacture

If conventional electric lamps are used, then the ease of manufacture is improved, but the energy consumption increases

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidpower consumption
Core Design Contradiction:
Ease of manufactureVSUse of energy by moving object

Solution Approach 1:

The invention changes the key parameter of light source type from conventional electric lamps to LED light-emitting elements. LEDs consume significantly less energy while providing sufficient illumination when combined with the multi-layer lampshade structure. The manufacturing process remains relatively simple as LEDs are standardized components that can be easily integrated into the lampshade assembly

Inventive Principle:
Principle #35Parameter changes

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 provides even lighting distribution and creates visually appealing patterns, improving both functionality and aesthetics, while maintaining a stereoscopic effect.

Implementation Method 1

a diffusing structural member, arranged outside the light emitting unit and configured to evenly diffuse light emitted by the light emitting unit

Methodology Applied
Scientific EffectLight diffusion: Scattering

Implementation Method 2

a light transmitting structural member, arranged outside the diffusing structural member, the light transmitting structural member being provided with a microprism structure, configured to allow the light evenly diffused by the diffusing structural member to form into a pattern corresponding to the microprism structure

Methodology Applied
Scientific EffectLight refraction: Refraction

Data Source

PatentUS10955108B2Ceiling lamp
Publication Date: 2021.03.23 OPPLE LIGHTING CO LTD
  • US10955108B2 patent drawing
  • US10955108B2 patent drawing
  • US10955108B2 patent drawing

AI summary

A ceiling lamp may include: a base plate and a light emitting component arranged on the base plate. The ceiling lamp further includes a diffusing structural member, arranged outside the light emitting component and configured to evenly diffuse light emitted by the light emitting component; and a light transmitting structural member, arranged outside the diffusing structural member. The light transmitting structural member is provided with a microprism structure, and is configured to allow the light evenly diffused by diffusing structural member to form into a pattern corresponding to the microprism structure on the light transmitting structural member.