Conductive Flange Junction Box for Automatic Wire Connection
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Solution Overview
Problem
Existing electrical junction boxes either require manual connection for insulating plastic types or are costly and difficult to manufacture for metal types, necessitating professionals to stock both, limiting flexibility and increasing complexity.
Innovation Solution
An electrical junction box with an insulating plastic body and internally threaded flanges, featuring electrically conducting connecting elements that ensure radial contact with coupling terminals, allowing for automatic electrical connection while maintaining low manufacturing costs and safety.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If insulating plastic junction boxes are used, then manufacturing cost is reduced, but electrical connection between connectors must be performed manually
Solution Approach 1:
The junction box enables automatic self-connection of electrical wires through its conductive flanges that automatically establish electrical contact when wires are inserted, eliminating the need for manual connection operations while maintaining the insulating plastic body structure
Solution Approach 2:
The junction box employs composite material construction with an insulating plastic body combined with electrically conductive flanges integrated into the structure, allowing the box to simultaneously provide mechanical support, electrical insulation for the body, and electrical conduction for the flanges to enable automatic wire connection
2Ease of operation
If metal junction boxes are used, then electrical connection between connectors is enabled, but manufacturing cost increases and manufacturing difficulty increases
Solution Approach 1:
The junction box is segmented into functionally distinct parts: an insulating plastic body for structural support and insulation, and separate conductive flange elements for electrical connection. This segmentation allows each component to be optimized for its specific function and manufactured using appropriate processes, reducing overall manufacturing complexity and cost
Solution Approach 2:
The junction box employs composite material construction with an insulating plastic body combined with electrically conductive flanges integrated into the structure, allowing the box to simultaneously provide mechanical support, electrical insulation for the body, and electrical conduction for the flanges to enable automatic wire connection
3Adaptability or versatility
If both plastic and metal junction boxes are stocked, then application flexibility is improved, but device complexity increases
Solution Approach 1:
The junction box achieves multi-functionality by combining the advantages of both plastic and metal boxes into a single hybrid design: the insulating plastic body provides mechanical strength and safety, while the integrated conductive flanges enable automatic electrical connection. This universal design eliminates the need to maintain separate inventories of plastic and metal junction boxes for different applications
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
Enables flexible, reliable, and safe electrical connections between wires with a single type of junction box, combining the benefits of plastic and metal boxes, ensuring ease of installation and reduced costs.
Implementation Method 1
two connecting elements 5, 6 which conduct electric current, are extended between the flanges 3 and connect them electrically
Data Source
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AI summary
An electrical junction box (1), comprising: - a box-like body (2) made of electrically insulating material, - at least two coupling flanges (3) designed, during use, to be coupled to terminals for the coupling of electrical wires; the box (1) further comprises a connecting element (5, 6) that conducts electrical current, is extended between the flanges and connects them electrically.