Riser Bus Bar Positioning Block for Electrical Short Prevention
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Solution Overview
Problem
Conventional methods for assembling busway meter modules are cumbersome and prone to misalignment and undesired movement of riser bus bars during transport and installation, risking contact with adjacent bars of different polarities and potential electrical shorts.
Innovation Solution
A positioning block with an insulating material body and recesses, featuring binding snaps and locator pins, secures and aligns riser bus bars, maintaining a predetermined gap and preventing contact between them, allowing for stable assembly and installation without additional mechanical fastening.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If conventional assembly fixtures are used to connect riser bars and meter socket assemblies, then the components can be transported and installed, but the bus bars may shift or move undesirably during transport and installation
Solution Approach 1:
The positioning block is divided into distinct functional features: recesses for receiving bus bars, binding features for securing them, and locator features for aligning them. This segmentation allows each feature to perform its specific function effectively, preventing movement while maintaining ease of installation.
Solution Approach 2:
The positioning block is pre-configured with recesses, binding features, and locator features before use. The locator features preliminarily align the bus bars in the correct positions, and the binding features are ready to secure them, eliminating the need for adjustments during transport and installation.
2Device complexity
If riser bus bars are assembled without a positioning block, then the assembly process is simpler, but the bus bars may come into contact with adjacent riser bars of different polarities causing electrical shorts
Solution Approach 1:
The positioning block acts as an intermediary between the bus bars and the assembly process. It maintains predetermined gaps between bus bars of different polarities, preventing electrical shorts while keeping the assembly process simple and intuitive.
Solution Approach 2:
The positioning block preliminarily prevents the harmful action of electrical shorting by maintaining fixed gaps between bus bars of different polarities. The binding features are designed to secure the bus bars in positions that inherently prevent contact between opposite polarities.
3Manufacturing precision
If multiple separate components are used to secure bus bars, then the positioning and securing functions can be optimized, but the assembly and maintenance process becomes more complex
Solution Approach 1:
Multiple functions (positioning, aligning, and securing bus bars) are merged into a single positioning block component. The recesses provide positioning, the locator features provide alignment, and the binding features provide securing—all in one integrated piece, reducing component count while maintaining precision.
Solution Approach 2:
The positioning block is designed as a multi-functional component that performs positioning, alignment, and securing functions simultaneously. This universal design eliminates the need for multiple separate components, simplifying both assembly and maintenance while maintaining manufacturing precision.
Data Source
AI summary
A positioning block and method for spacing riser bus bars includes an insulating material body forming recesses along a longitudinal axis of the block, each recess for receiving an electric riser bus bar therein. A binding feature is formed adjacent to at least one wall of the recesses for securing the riser bus bar within the recess. A locator feature is formed between the walls of each recess for aligning the riser bus bar within the recess.