Ceiling Fan E-Paper Display Assembly for Dynamic Appearance
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Solution Overview
Problem
Existing ceiling fans lack the ability to dynamically change their appearance or display information due to the weight, power consumption, and structural limitations of OLED display components on fan blades, which affect aerodynamics and increase power usage.
Innovation Solution
A ceiling fan equipped with an electronic paper display assembly, comprising a fixed and movable assembly, where electronic paper displays are integrated onto various surfaces, allowing graphics or colors to be changed without significant weight or power consumption increase, using low-power electrophoretic or electrochromic technology.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If OLED display component is installed on fan blade to change appearance color or graphics, then the ceiling fan can display dynamic graphics or colors, but the weight of fan blade increases and aerodynamic performance deteriorates
Solution Approach 1:
The display function is extracted from the fan blade structure and relocated to a separate housing unit. The housing contains the display component while the fan blades remain lightweight and aerodynamically optimized for air movement, resolving the contradiction between display capability and aerodynamic performance
Solution Approach 2:
A housing structure serves as an intermediary carrier for the display component, positioning it on the ceiling fan assembly without requiring direct attachment to the fan blades. This mediator allows the display to be present while keeping the moving fan blade mass minimal
2Adaptability or versatility
If OLED display component is installed on ceiling fan to change appearance, then the ceiling fan can display graphics or colors, but power consumption increases due to continuous power supply requirement
Solution Approach 1:
The display operates periodically rather than continuously - it can be activated during fan operation to enhance ambiance or provide information, and deactivated during off periods. This periodic usage pattern significantly reduces overall power consumption while maintaining the display's adaptability function
Solution Approach 2:
The system integrates environmental sensing capabilities that allow the display to automatically adjust its operation based on ambient light conditions, fan operation state, and user presence detection, optimizing power usage without continuous manual control
3Adaptability or versatility
If OLED display component is installed on fan blade, then the ceiling fan can change appearance, but the substrate thickness and complex power supply circuits increase device complexity
Solution Approach 1:
The housing unit that contains the display component is designed to serve multiple functions: it houses the display, provides structural support for mounting on the ceiling fan, and can integrate additional features such as lighting elements or sensor arrays. This multi-functionality reduces the need for separate components and simplifies the overall system architecture
Solution Approach 2:
The display component, power supply circuitry, control electronics, and mounting structure are merged into a single integrated housing unit. This consolidation simplifies installation and reduces the number of separate components, thereby reducing overall device complexity while maintaining appearance customization capability
Data Source
AI summary
A ceiling fan with an electronic paper display assembly is provided. The ceiling fan has at least one fixed assembly and at least one movable assembly. The fixed assembly has at least one hanging component fixed on a top wall or an above area of an indoor space. The movable assembly is connected to the fixed assembly, and the movable assembly includes a plurality of fan blades. At least one surface of the fixed assembly or the movable assembly is provided with at least one electronic paper display assembly. The at least one electronic paper display assembly can be controlled by a processing unit to change graphics or colors displayed by the at least one electronic paper display assembly, thereby causing graphics or colors of the fixed assembly or the movable assembly to be changed.