LED Lamp Flame Direction Switching via Gravity Sensor
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Traditional LED flame lamps lack the ability to automatically switch the flame direction when inverted, leading to a less realistic and interesting display, and are prone to noise and mechanical malfunctions.
Innovation Solution
An LED lamp design featuring a curved flexible substrate with a control circuit and diverter switch, utilizing a gravity-sensing switch to automatically change the flame direction when inverted, and a Cortex's N76E003 chip to control the lamp beads' brightness and on/off states, simulating forward and reverse flame effects.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional quartz bulb and fan mechanism are used to simulate flame, then flame effect can be achieved, but noise increases and mechanical components malfunction
Solution Approach 1:
The patent replaces the traditional mechanical fan system with an LED-based electronic control system. The flame effect is achieved through LED beads arranged in specific patterns and controlled by a microcontroller that modulates their brightness and timing to simulate flame characteristics, eliminating mechanical moving parts entirely.
Solution Approach 2:
The patent uses LED beads to create a visual copy of the flame effect without using actual fire or mechanical components. The control circuit modulates the LED brightness and timing to replicate the random, flickering characteristics of real flames, achieving the desired visual effect through electronic means.
2Adaptability or versatility
If LED flame lamp is designed with fixed flame direction, then structure is simple, but adaptability when inverted is poor
Solution Approach 1:
The patent implements a dual-directional flame display system where the LED beads are arranged and controlled to display flame effects in both upward and downward directions. The control circuit can invert the flame display pattern based on sensor input or user input, allowing the lamp to adapt to different mounting orientations without requiring separate hardware configurations.
Solution Approach 2:
The patent uses a dynamic control system where the flame direction is not fixed but can change based on environmental conditions or user input. Sensors detect the lamp's orientation or user buttons trigger direction changes, and the control circuit dynamically adjusts the LED activation patterns to maintain realistic flame appearance in any orientation.
3Ease of operation
If gravity-sensing switch is added to automatically switch flame direction, then adaptability improves, but device complexity increases
Solution Approach 1:
The patent incorporates a gravity-sensing switch that automatically detects when the lamp is inverted and triggers the control circuit to switch between upward and downward flame patterns without user intervention. This self-service mechanism allows the lamp to adapt to different orientations automatically, eliminating the need for manual configuration or complex programming.
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 solution allows for a more realistic and interesting flame display by automatically switching the flame direction when the lamp is inverted, reducing noise and mechanical issues, while also optimizing energy consumption and battery life.
Implementation Method 1
the diverter switch is a gravity-sensing switch
Data Source
Figure 1~2
Figure 3~4
Figure 5~7
AI summary
The invention relates to the field of lamps, specifically an LED lamp convenient to switch a flame direction. The LED lamp comprises a substrate, a circuit board with a control circuit, a diverter switch and lamp beads; wherein the lamp beads are arranged on the substrate; wherein the control circuit comprises an effect control circuit module connected with the lamp beads and outputting signals to control the on and off and brightness of the lamp beads in a predetermined time sequence, to simulate the flame effect; the diverter switch is connected with the effect control circuit module, to output the signals of different time sequences, thus simulating the flame effects of different status. The lamp of the invention provides an extremely realistic and interesting flame effect.