Electric Fireplace Ceiling Lamp Layout for Dynamic Wall Simulation

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Solution Overview

Problem

Conventional electric fireplaces lack a three-dimensional effect and realistic simulation due to inadequate light projection on the walls, leading to poor irradiation, eye fatigue, and inability to simulate dynamic color changes with wall tiles, limiting their practicality and market appeal.

Innovation Solution

An electric fireplace with a ceiling lamp system connected to a main control board, featuring a low-voltage DC stabilized power supply, driver IC, and light signal feedback comparator, which projects changeable light onto simulated wall tiles to create a dynamic burning effect, using multiple LEDs to simulate various colors and adjust brightness, preventing direct light exposure to users.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a planar imaging screen with simulated flame is used at the bottom of the combustion room, then a simulated fire effect is achieved, but the entire fireplace lacks a three-dimensional effect and the simulation effect is not good

Engineering Contradiction:
Improvesimulation effectVSAvoidthree-dimensional effect
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The lighting system is divided into multiple independent light sources positioned at different locations (bottom, left side, right side, and ceiling) to illuminate different areas of the combustion room separately, creating comprehensive three-dimensional lighting coverage that enhances the simulation effect

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention transitions from two-dimensional planar imaging to three-dimensional spatial illumination by adding ceiling-mounted light boards and side lighting, projecting light onto the inner walls of the combustion room to create depth and volume in the visual simulation

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

2Illumination intensity

If a ceiling lamp with one casing and three light boards is assembled, then the brightness is increased, but the irradiation effect at two sides is poor and the practicality is not strong

Engineering Contradiction:
ImprovebrightnessVSAvoidirradiation effect
Core Design Contradiction:
Illumination intensityVSAdaptability or versatility

Solution Approach 1:

The single ceiling lamp casing containing three light boards is divided into multiple independent ceiling lamps, each with a single light board, allowing flexible positioning and independent control to achieve better side irradiation effects and improved adaptability

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different ceiling lamps are positioned at specific locations to provide localized lighting coverage for different areas of the combustion room, ensuring optimal irradiation effects in specific zones rather than uniform but insufficient coverage

Inventive Principle:
Principle #3Local quality

3Illumination intensity

If a light source with holes at left and right sides and bottom is used, then light projection is achieved, but bright spots are produced causing eye fatigue

Engineering Contradiction:
Improvelight projectionVSAvoideye fatigue
Core Design Contradiction:
Illumination intensityVSObject-affected harmful factors

Solution Approach 1:

Diffusing materials such as translucent screens or frosted covers are used to cover the light sources, scattering the light to eliminate harsh bright spots while maintaining adequate illumination levels, thereby preventing eye fatigue caused by direct exposure to concentrated light

Inventive Principle:
Principle #30Flexible shells and thin films

4Ease of manufacture

If a ceiling lamp with monochrome warm white light is used, then lighting is provided, but it cannot simulate the change of wall tiles or form dynamic real-time change with the wall tiles

Engineering Contradiction:
Improvelighting simplicityVSAvoidcolor simulation
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The lighting system uses adjustable color temperature LED light sources that can dynamically change between warm white and cool white light, allowing the ceiling lamps to simulate different wall tile appearances and create dynamic visual effects that respond to operational conditions and ambient lighting

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

Enhances the realism of the burning effect, reduces eye fatigue, and increases market competition by providing a dynamic, multi-colored simulation of the wall tiles, creating a more immersive and realistic landscape.

Implementation Method 1

A plurality of light emitting diodes 44 are welded and fixed on the lamp board 43

Methodology Applied
Scientific EffectLight Emitting Diode: Light Emitting Diode

Implementation Method 2

The ceiling lamp 40 can project changeable light to the combustion room 21 and the inner wall of the combustion room

Methodology Applied
Scientific EffectLED light projection: Light

Data Source

PatentUS10247375B1Electric fireplace having simulated dynamic wall
Publication Date: 2019.04.02 LU MIN HSUN
  • US10247375B1 patent drawing
  • US10247375B1 patent drawing
  • US10247375B1 patent drawing

AI summary

An electric fireplace having a simulated dynamic wall includes a housing and a simulated charcoal. The housing has a combustion room therein. The simulated charcoal is placed inside the combustion room and located at a bottom of the combustion room. An inner wall of the housing is provided with simulated wall tiles. A top of the combustion room is provided with a ceiling lamp. A connecting wire of the ceiling lamp is connected to a main control board. The main control board is provided with a low-voltage DC stabilized power supply circuit, a main control unit, a light-emitting load, and a light signal feedback comparator capable of forming a signal feedback.