Ceiling Fan with Nested Dual Blades and Air Conditioning Integration
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Solution Overview
Problem
Conventional ceiling fans suffer from airflow stagnation in partial room spaces and lack integration with air conditioning products for unified control and efficient temperature distribution.
Innovation Solution
A ceiling fan with dual blades and a control unit that integrates with air conditioning products via an internet network, allowing synchronized operation and adaptive RPM control based on environmental and user settings.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If a conventional ceiling fan with single blades is used, then the structure is simple, but airflow stagnation occurs in partial room spaces
Solution Approach 1:
The blade is divided into a main blade and a sub-blade positioned inside the main blade. This segmentation creates multiple airfoils that work together to generate stronger and more uniform airflow, eliminating stagnation zones while maintaining overall structural simplicity
Solution Approach 2:
The sub-blade is positioned within the three-dimensional space formed by the main blade, utilizing the internal volume of the main blade structure. This dimensional arrangement allows dual blades to operate without significantly increasing the fan's external footprint
2Device complexity
If the ceiling fan operates independently without network integration, then the device complexity is low, but air conditioning efficiency is reduced
Solution Approach 1:
The control unit is designed to perform multiple functions: it controls the dual blades' rotation, interfaces with air conditioning products via network communication, receives environmental data, and adjusts operational parameters. This multi-functionality integrates air circulation control with temperature management in a single device
Solution Approach 2:
The control unit receives environmental information (temperature, humidity, air quality) from air conditioning products through network communication and uses this feedback to adjust the fan's rotational speed and blade configuration, optimizing air circulation based on real-time room conditions
3Reliability
If dual blades with sub-blade structure are implemented, then air circulation is improved, but device complexity increases
Solution Approach 1:
The sub-blade is nested within the main blade structure, with the sub-blade positioned in the space formed by the main blade. This nested configuration allows two functional blades to occupy the space of one, improving airflow without proportionally increasing the fan's external dimensions or structural complexity
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 air circulation, minimizes airflow stagnation, and improves cooling/warming efficiency by uniformly distributing airflow and optimizing operation of multiple air conditioning products.
Implementation Method 1
a drive motor to provide power and a plurality of blades connected to a shaft of the drive motor
Implementation Method 2
The ceiling fan may circulate air in a room by using wind generated by the rotation of the blades
Data Source
Figure 1
Figure 2
Figure 3~4
AI summary
A ceiling fan according to an embodiment of the present disclosure comprises: a shaft coupled onto a ceiling or a wall surface of an indoor space; a motor assembly connected to the shaft to provide rotational power; a plurality of blades coupled to the motor assembly to be rotated; and an electronic component unit coupled to the shaft and positioned in an inner space of the motor assembly, wherein the electronic component unit includes a communication module for interworking with an air conditioning product installed in the indoor space, and a control unit for controlling the air conditioning product and the motor assembly.