Cable Transport Switch Segmented Rail Design
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Solution Overview
Problem
Existing cable transportation system switches are cumbersome due to large and heavy moving parts, which results in slow switching times as the pivot needs to travel a long distance to connect different track branches.
Innovation Solution
A cable transportation system switch featuring a compact, lightweight design with a movable straight rail that rotates between two operating positions, supported by a structure and actuated by a device, allowing for quick switching between track branches without interfering with hauling cables or clamps.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a traditional switch with a large pivot is used to connect different track branches, then the switch can reliably connect the tracks, but the moving part becomes heavy and requires considerable switching time
Solution Approach 1:
The switch is segmented into multiple straight rail portions (first, second, third, fourth, fifth, and sixth straight rail portions) that can be independently positioned. Instead of moving a large pivot, the system uses multiple smaller rail segments that can be selectively connected to achieve the same track branching function, thereby reducing the mass and switching time while maintaining reliability
2Adaptability or versatility
If a large pivot is used to switch between track branches, then the switch can connect different directions, but the moving part size and weight increase significantly
Solution Approach 1:
The switch structure is divided into multiple straight rail portions that can be independently positioned and connected. This segmentation replaces the need for a large, heavy pivot while maintaining the ability to connect different track branches, thereby reducing the weight of moving parts while preserving adaptability
Solution Approach 2:
Instead of having a large pivot move to connect different track branches, the invention inverts the approach by using multiple fixed straight rail portions that can be selectively engaged. The switching action is distributed across multiple smaller components rather than concentrated in one large moving pivot, reducing overall moving weight
3Adaptability or versatility
If a large pivot travels a long distance to switch rails, then all track branches can be connected, but the switching operation becomes complex and time-consuming
Solution Approach 1:
The switching mechanism is segmented into multiple straight rail portions that can be independently positioned. This segmentation simplifies the switching operation by breaking down the complex motion of a large pivot into simpler, more manageable movements of individual rail segments, thereby reducing device complexity while maintaining full track branch connectivity
Solution Approach 2:
The switch employs dynamic positioning of multiple straight rail portions rather than a single large pivot. Each rail portion can be independently positioned to create the desired track connection, allowing for more flexible and simpler switching operations that adapt to different routing requirements without requiring complex mechanical mechanisms
Data Source
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AI summary
A cable transportation system switch (9) having a first straight rail (20); a second straight rail (23) forming an angle of more than 0° and less than 45° with the first straight rail (20); and a third straight rail (27) located between the first and second straight rail (20, 23) and movable selectively between a first operating position, in which it contacts the first straight rail (20) and is parallel to the second straight rail (23), and a second operating position, in which it contacts the second straight rail (23) and is parallel to the first straight rail (20).