Light Controller Overload Protection via Current Monitoring
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Solution Overview
Problem
Conventional light controllers lack effective overload protection, leading to potential damage and safety hazards due to abnormal burning and overcurrent issues, which can cause accidents.
Innovation Solution
An electric protection mechanism incorporating a current sensor and overload detector between the power controller and light, which detects abnormal current and immediately shuts down the power source or triggers a reset to prevent damage, comprising a lamplight controller, power controller, and load detector.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If no load monitoring is implemented in the conventional light controller, then the device structure remains simple, but the overload protection capability is poor and safety hazards occur
Solution Approach 1:
The patent implements preliminary action by incorporating a load detector that continuously monitors the load condition before abnormal current can cause damage. The system detects potential overload conditions in advance and triggers protective actions (shutting down the triac or resetting the microcontroller) before the abnormal burning or overcurrent can damage the controller or light adjustor, thus improving reliability without significantly increasing complexity
Solution Approach 2:
The patent introduces a load detector as an intermediary component between the power controller and the light. This intermediary device monitors the electrical load and provides feedback to the control system, enabling the system to detect abnormal conditions and activate protection mechanisms. The load detector acts as a mediator that bridges the monitoring function and the protective action, resolving the contradiction between simple structure and effective overload protection
2Ease of operation
If abnormal current is not detected, then the device operates continuously without interruption, but the controller or light adjustor may be damaged due to overcurrent
Solution Approach 1:
The patent implements feedback by using the load detector to continuously monitor the electrical load condition and feed this information back to the microcontroller. When abnormal current is detected, the feedback mechanism triggers the microcontroller to shut down the triac or reset itself, preventing overcurrent damage. This feedback loop enables the system to maintain continuous safe operation by automatically responding to abnormal conditions without user intervention
Solution Approach 2:
The patent applies preliminary anti-action by preparing protective measures in advance through the load monitoring system. The microcontroller is pre-programmed with protection logic that activates automatically when abnormal current is detected, counteracting the harmful overcurrent effect before it can cause damage to the controller or light adjustor. This preliminary protective action ensures continuous operation under normal conditions while preventing damage during abnormal conditions
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 provides reliable overload protection, ensuring the safety and integrity of the light controller, light adjuster, and remote controller by preventing overcurrent damage and accidents.
Implementation Method 1
A current sensor is provided between the power controller and a light
Implementation Method 2
An overload detector is provided to detect the state of the electric current anytime
Data Source
AI summary
An electric protection mechanism for a light controller includes an overload protection device. The overload protection device includes a lamplight controller, a power controller, and a load detector. A current sensor is provided between the power controller and a light. An overload detector is provided to detect the state of the electric current anytime. Once abnormal current is outputted to the light, the power controller immediately shuts its output and informs the lamplight controller of the abnormal current. The lamplight controller will reset its process, such as to shut down the power source or to press the button so as to return to normal. Thus, the lamplight controller, a light adjuster or a remote controller can be protected. The present invention provides an overload protection function, and it is safe to use the present invention.