Track Lighting Adapter With Electronic Phase Selection
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Solution Overview
Problem
Existing adapters for electrically connecting lighting apparatuses to electrified tracks are complex, costly, and lack flexibility in electrical connection possibilities due to mechanical selection of AC main phases and neutral wires.
Innovation Solution
An adaptor with an electronic control unit that selects a combination of AC main phases and neutral wires for powering lighting apparatuses, allowing for electronic selection and automatic switching in case of power failures, and can be inserted in two orientations for flexible installation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If mechanical selection of AC main phases and neutral wires is used, then electrical connection is achieved, but device complexity and cost increase
Solution Approach 1:
The patent replaces the mechanical selection mechanism with an electronic control unit that automatically detects the insertion orientation and selects the appropriate phase-neutral combination electronically. This eliminates complex mechanical switches and contactors, reducing device complexity while maintaining electrical connection flexibility through electronic control.
Solution Approach 2:
The adapter performs self-configuration by automatically detecting its insertion orientation and selecting the appropriate electrical phases without manual intervention. The control unit autonomously identifies the correct L-N combination based on sensing results, eliminating the need for manual phase selection mechanisms and reducing overall system complexity.
2Ease of operation
If automatic connection mechanism is used, then electrical connection is achieved, but flexibility in electrical connection possibilities is limited
Solution Approach 1:
The adapter dynamically adapts its electrical connection based on the detected insertion orientation. The control unit adjusts the phase-neutral pairing in real-time according to the physical orientation of the adapter in the track, providing both automatic connection convenience and flexible adaptation to different installation scenarios.
3Reliability
If fixed orientation insertion is required, then electrical connection stability is improved, but installation flexibility decreases
Solution Approach 1:
The system changes its electrical parameters (phase-neutral pairing) based on the physical orientation parameter. By detecting which orientation the adapter is inserted in and automatically selecting the corresponding L-N combination, the system maintains reliable electrical connections regardless of installation orientation, thereby improving both reliability and installation flexibility.
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 electronic control unit enables efficient power supply to LED modules, provides flexibility in installation, and automatically switches to unaffected phases in case of power failures, reducing mechanical complexity and costs.
Implementation Method 1
the control unit is configured to detect an insertion orientation of the adaptor by sensing an AC-voltage present at the different phases L1, L2, L3 and N
Data Source
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AI summary
The invention relates to an adaptor for electrically connecting a lighting apparatus to an electrified track, wherein the electrified track comprises AC main phases L1, L2 and L3 and a neutral wire N, wherein the adaptor has a housing designed to be inserted into a U-shaped profile of the electrified track, wherein the adaptor has contacts for contacting the AC main phases L1, L2 and L3 and the neutral wire N of the electrified track, wherein the adaptor comprises an electronic control unit in the housing, wherein the control unit is configured to select a combination of one of the all connected AC main phases L1, L2, L3 with the neutral wire N for supplying the lighting apparatus.