Flame Simulation Device Using Flexible Sheet and Fluid Flow

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Solution Overview

Problem

Existing simulated flames are not vivid and lack realism, particularly in candle-like settings, due to the use of non-realistic flame heads such as paper.

Innovation Solution

A flame simulation device featuring a housing with a flowable substance, a rack, a conveying channel, a pump, and a light source assembly that projects a light beam onto a flexible sheet, creating a realistic flame-like effect through the movement and illumination of the sheet.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If a piece of paper is used as a flame head for simulation, then the device structure is simple, but the flame simulation effect is not vivid and lacks realism

Engineering Contradiction:
Improvedevice structureVSAvoidflame simulation effect
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The patent uses a flexible sheet instead of a static paper flame head, allowing the flame simulation to dynamically respond to fluid flow. The flexible sheet moves and deforms according to the flowing predetermined substance, creating a more vivid and realistic flame effect while maintaining relatively simple device structure.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent introduces a pump and conveying channel system to circulate a predetermined substance (liquid or gas) through the flexible sheet. This pneumatic/hydraulic system creates dynamic movement and deformation of the flexible sheet, enhancing the flame simulation realism without significantly complicating the overall device structure.

Inventive Principle:
Principle #29Pneumatics and hydraulics

2Reliability

If a flexible sheet with fluid circulation is used to simulate flame, then the flame simulation effect becomes vivid and realistic, but the device complexity increases due to additional components like pump and conveying channel

Engineering Contradiction:
Improveflame simulation effectVSAvoiddevice structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The predetermined substance serves multiple functions: it acts as the simulation medium that flows through the flexible sheet to create flame-like movement, and it also serves as the working fluid for the pump and conveying channel system. This multi-functionality reduces the need for additional separate components, thereby limiting the increase in device complexity.

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

Solution Approach 2:

The use of a flexible sheet as the flame head allows for dynamic deformation and movement without requiring complex mechanical structures. The thin film nature of the flexible sheet enables it to respond naturally to fluid flow, creating realistic flame effects while adding minimal structural complexity to the device.

Inventive Principle:
Principle #30Flexible shells and thin films

3Illumination intensity

If the housing is made of transparent or semi-transparent material, then the flame simulation visibility is improved, but the housing strength and protection capability are reduced

Engineering Contradiction:
Improveflame simulation visibilityVSAvoidhousing strength
Core Design Contradiction:
Illumination intensityVSStrength

Solution Approach 1:

The patent specifies that the housing can be made of transparent or semi-transparent materials, implying the use of composite material solutions that balance optical properties with mechanical strength. This allows the housing to maintain sufficient strength and protection capability while enabling good visibility of the flame simulation effect from the outside.

Inventive Principle:
Principle #40Composite materials

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 device achieves a realistic and vivid flame simulation by circulating a substance through a flexible sheet, which is illuminated to mimic the appearance and movement of a flame, enhancing the visual experience.

Implementation Method 1

a pump provided in the accommodating chamber and configured to drive the predetermined substance to flow along the conveying channel

Methodology Applied
Scientific EffectPump: Pump

Implementation Method 2

a light source assembly provided in the accommodating chamber and configured to project a preset light beam upon the flexible sheet

Methodology Applied
Scientific EffectLight emission: Light

Implementation Method 3

The flexible sheet swings under the impact of the predetermined substance

Methodology Applied
Scientific EffectImpact force: Impact Force

Data Source

PatentUS12031690B2Flame simulation device
Publication Date: 2024.07.09 GUANGDONG YAYI SEMICON APPLIED SCI & TECH CO LTD
  • US12031690B2 patent drawing
  • US12031690B2 patent drawing
  • US12031690B2 patent drawing

AI summary

The present disclosure relates to the technical field of a flame simulation equipment, and provides a flame simulation device. The flame simulation device includes: a housing with an accommodating chamber, a flowable predetermined substance filled in the accommodating chamber, a rack provided in the accommodating chamber, a conveying channel provided in the accommodating chamber for flow of the preset substance, a pump provided in the accommodating chamber and configured to drive the predetermined substance to flow along the conveying channel, a flexible sheet provided on the rack and located on an ejection path of an outlet of the conveying channel, and a light source assembly provided in the accommodating chamber and configured to project a preset light beam upon the flexible sheet.