Contact Device Combining Snap-In Clip With Busbar Connection
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Solution Overview
Problem
Existing contact devices for transmitting electrical energy between a spatially fixed busbar and a movable tap-off bar face challenges in establishing reliable, efficient, and cost-effective connections, particularly in ensuring continuous electrical contact during movement.
Innovation Solution
A contact device featuring a combi clip and power plug housing that establish mechanical and electrical connections between the busbar and tap-off bar through a snap-in mechanism, eliminating the need for separate fastening elements and allowing for customizable, interchangeable, and quick connections.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional connection methods (screws, bolts, welding) are used to connect the busbar and tap-off bar, then the mechanical strength and reliability of the connection is improved, but the device complexity and assembly time increase
Solution Approach 1:
The patent combines the electrical connection and mechanical fastening functions into a single integrated contact device. The contact element simultaneously establishes electrical conductivity between the busbar and tap-off bar while providing mechanical retention, eliminating the need for separate electrical connectors and fastening elements. This merging reduces assembly complexity while maintaining connection reliability.
Solution Approach 2:
The contact device is designed as a multi-functional component that performs multiple functions: electrical conduction, mechanical fastening, and positional alignment. The single contact element serves as both the electrical pathway and the mechanical anchor, allowing one component to replace multiple traditional components and simplify the overall assembly process.
2Adaptability or versatility
If multiple separate components are used for connection, then the adaptability and interchangeability are improved, but the assembly process and production costs increase
Solution Approach 1:
By integrating multiple functions into a single contact device, the patent reduces the number of parts that need to be manufactured, inventoried, and assembled. The unified design simplifies the manufacturing process while maintaining adaptability through the modular nature of the contact device that can be applied to various busbar and tap-off bar configurations.
3Ease of manufacture
If a simple connection method is used, then the assembly process is simplified and costs are reduced, but the reliability of electrical contact during movement may deteriorate
Solution Approach 1:
The contact device incorporates a spring element that provides dynamic compensation for movement and position variations between the busbar and tap-off bar. The spring maintains constant contact pressure, ensuring reliable electrical connection even when the tap-off bar moves along the busbar, while the overall assembly process remains simple and cost-effective.
Solution Approach 2:
The spring element in the contact device pre-compresses to create a cushioning effect that absorbs movement variations and maintains stable contact. This beforehand cushioning ensures that even during movement, the electrical contact remains reliable without requiring complex adjustment mechanisms or additional components.
Data Source
AI summary
A contact device for transmitting electrical energy from a preferably spatially fixed busbar to a tap-off bar, movable along the busbar, including: at least one connecting housing, the busbar being mechanically connected to the tap-off bar by connecting housing, at least one combi clip, the combi clip brought into engagement with part of the outer periphery of the connecting housing in a mechanically releasable manner and establishing a mechanical connection between the connecting housing and a connecting bracket.