Rotatable Shunt Enclosure Layout for Railway Track Circuits
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Solution Overview
Problem
Conventional railway termination shunt enclosures are often crowded and disorganized, making it difficult to install, replace, and position termination shunts and related components efficiently.
Innovation Solution
A railway termination shunt enclosure with rotatable receptacles that can be individually positioned between retracted and protruded states, along with a connector assembly allowing for organized installation and removal of termination shunts.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If conventional fixed enclosures are used, then structural simplicity is maintained, but installation and replacement of termination shunts becomes difficult and time-consuming
Solution Approach 1:
The enclosure is divided into multiple receptacles that can be independently rotated, allowing individual access to each termination shunt without disturbing others. This segmentation enables easy installation and replacement while maintaining an organized internal structure.
Solution Approach 2:
The receptacles are made rotatable rather than fixed, allowing dynamic repositioning between retracted and protruded positions. This dynamic feature facilitates easy access to termination shunts for installation and replacement while maintaining structural integrity.
2Ease of operation
If multiple termination shunts are housed in a fixed enclosure, then space utilization is achieved, but organization and accessibility of individual components deteriorates
Solution Approach 1:
The receptacles utilize rotational movement in a third dimension (radial protrusion) rather than only linear arrangement. This allows components to be accessed by rotating outward, improving accessibility without increasing the footprint of the enclosure.
Solution Approach 2:
Multiple receptacles are arranged concentrically within the enclosure, with each receptacle nested within the overall circular structure. This nesting approach maximizes space utilization while maintaining individual accessibility through rotation.
3Ease of repair
If receptacles are made individually rotatable, then ease of maintenance is improved, but mechanical complexity of the connector assembly increases
Solution Approach 1:
The connector assembly is segmented into individual receptacle units, each with its own rotation mechanism. This allows maintenance of one termination shunt without affecting others, improving ease of repair while distributing mechanical complexity across multiple simple, identical units.
Data Source
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AI summary
A railway termination shunt enclosure including one or more receptacles, each of the one or more receptacles being configured to receive a termination shunt. The enclosure also includes at least one mounting surface and a connector assembly rotatably attaching the one or more receptacles to one or more of the at least one mounting surface.