Electric Fireplace Adjustable Base for Customizable Flame Height

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Solution Overview

Problem

Conventional electric fireplaces lack the ability to adjust the height of virtual flames, providing a fixed and uncustomizable flame effect that does not meet user preferences.

Innovation Solution

An electric fireplace with an adjustment assembly that allows the base of a virtual flame device to be inclined or lifted at different angles, adjusting the light-transmitting angles to customize the height and visual effect of the flames on a projection surface.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the base is fixed on the mounting surface, then the structure is simple and stable, but the flame height cannot be adjusted

Engineering Contradiction:
Improveflame height adjustabilityVSAvoidstructure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The base is transformed from a fixed static structure to a dynamic adjustable structure through the adjustment assembly. The support leg with telescopic components allows the base to change its inclination angle and height, enabling the light-transmitting portion to redirect light at different angles and project flames at varying heights on the projection surface.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The adjustment assembly is divided into multiple independent components including support legs, telescopic mechanisms, and connection joints. This segmentation allows each component to perform its specific function independently while working together to achieve the overall goal of adjustable flame height, and simplifies the adjustment operation.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If the light-transmitting portion is fixed, then the device is simple, but the flame projection height is fixed

Engineering Contradiction:
Improveflame projection heightVSAvoidadjustment mechanism complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The light-transmitting portion is made adjustable through its connection to the adjustable base. As the base inclination angle changes via the adjustment assembly, the light-transmitting portion dynamically changes its angle relative to the projection surface, thereby controlling the projected flame height without requiring independent adjustment mechanisms for the light-transmitting portion itself.

Inventive Principle:
Principle #15Dynamics

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

Enables users to personalize the flame effect according to their environment and mood, enhancing interactivity and user friendliness by allowing easy adjustment of flame height and brightness.

Implementation Method 1

the reflective assembly is configured to reflect or refract light emitted by the light source

Methodology Applied
Scientific EffectReflection: Reflection

Implementation Method 2

the reflective assembly is configured to reflect or refract light emitted by the light source

Methodology Applied
Scientific EffectRefraction: Refraction

Data Source

PatentUS20250362028A1Electric fireplace
Publication Date: 2025.11.27 ZHONGSHAN SHANGXIAN ELECTRICAL APPLIANCES TECHNOLOGY CO LTD
  • US20250362028A1 patent drawing
  • US20250362028A1 patent drawing
  • US20250362028A1 patent drawing

AI summary

An electric fireplace is provided. The electric fireplace includes a housing, a virtual flame device, and an adjustment assembly. The housing includes a mounting surface and the projection surface. The virtual flame device includes a base, an artificial fuel bed, a reflective assembly, and a light source, the base is disposed on the mounting surface, and a light-transmitting portion is disposed at a rear side of the base. The artificial fuel bed is disposed on the base, the reflective assembly is configured to reflect or refract light emitted by the light source. The adjustment assembly includes at least one adjustment component, the at least one adjustment component is mounted on the mounting surface and supports the base, so as to lift the rear side of the base from the mounting surface.