Rotating LED Ring for Quadcopter Toy Novelty
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Solution Overview
Problem
Quadcopter toys with stationary LED strips lack novelty and excitement, failing to enhance the fun and aesthetic appeal during night flights.
Innovation Solution
A quadcopter toy with a circular decorative ring and LED strip that can rotate and stop at fixed positions, utilizing a transmission mechanism with gears and locating pins to control the ring's orientation, connected to a potentiometer and central processing unit for precise positioning, allowing the LED strip to display dynamic lighting effects.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Illumination intensity
If a stationary LED strip is added to the quadcopter toy, then the visual appeal during night flight is improved, but the fun and novelty are insufficient
Solution Approach 1:
The LED strip is transformed from a stationary component to a dynamic one by mounting it on a rotatable circular decorative ring. The ring can rotate around the fuselage main body and stop at predetermined positions, creating dynamic visual effects during flight and enhancing the toy's novelty and adaptability while maintaining its illumination function.
2Adaptability or versatility
If a rotatable circular decorative ring with LED strip is added, then the fun and visual appeal are improved, but the device complexity increases
Solution Approach 1:
The circular decorative ring integrates multiple functions: it serves as both a structural support for the LED strip and a rotatable mechanism for dynamic positioning. The transmission mechanism combines gears, locating pins, and pawls into a compact system that achieves precise positioning without requiring complex separate components for each function.
Solution Approach 2:
The transmission mechanism uses spring-loaded pawls that automatically engage with locating pins on the gears to achieve self-positioning at predetermined angles. This self-servicing mechanism eliminates the need for external actuators or complex control systems for positioning, reducing overall device complexity while maintaining the desired functionality.
3Manufacturing precision
If a transmission mechanism with multiple gears and locating pins is used to control the ring position, then precise positioning is achieved, but the manufacturing complexity increases
Solution Approach 1:
The positioning system is segmented into modular components: gears with predetermined numbers of teeth, locating pins positioned at specific intervals, and spring-loaded pawls. Each component can be manufactured independently using standard machining processes, and their simple geometric forms facilitate easy production and assembly while achieving precise angular positioning when combined.
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 rotating LED strip enhances the toy's visual appeal by mimicking a spherical flyball in flight and allowing precise stopping positions for landing or hanging, providing a novel and attractive experience.
Implementation Method 1
The circular decorative ring is provided with a light-emitting diode (LED) strip
Implementation Method 2
the first electric brush is in contact with and presses a circumferential surface of a first section of circular metal bushing; and the second electric brush is in contact with and presses a circumferential surface of a second section of circular metal bushing
Data Source
AI summary
A quadcopter toy is provided, including a fuselage main body, four rotor units, and a circular decorative ring, wherein the circular decorative ring is fixedly connected to a horizontal rotating shaft; the horizontal rotating shaft passes through the fuselage main body; two locating pieces are arranged at an eccentric position of one of the transmission gears; a pawl that cooperates with the two locating pieces is mounted in the fuselage main body; and the pawl does not block clockwise rotation of the locating pieces around a central axis of the transmission gear, but blocks anticlockwise rotation of the locating pieces around the central axis of the transmission gear. The circular decorative ring is provided with a light-emitting diode (LED) strip. The LED strip of the present disclosure can rotate and can stop at fixed points, which improves the fun of the toy.