Railway Switch Transport with Lateral Handling Platforms
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Solution Overview
Problem
The existing methods for transporting and handling large track devices, such as wide switches, are cumbersome and painful for workers due to the need for disassembly and reassembly of crosspieces, which poses safety risks and inefficiencies in fitting within rail traffic gauges.
Innovation Solution
A transport system with removable lateral handling platforms that allow workers to access and secure the switchgear outside the traffic gauge, featuring a tilting loading platform and side walkways for safe and efficient loading and unloading, enabling the switchgear to be transported within the gauge while allowing workers to dismantle and reattach crosspieces safely.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the switch is loaded onto a horizontally positioned tilting platform and the platform is tilted to fit within the railway clearance gauge, then the switch can be transported within the gauge, but workers must perform arduous disassembly and reassembly operations outside the gauge area
Solution Approach 1:
The patent introduces lateral handling platforms that extend outside the railway clearance gauge in the lateral dimension, allowing workers to perform disassembly and reassembly operations in this additional spatial dimension rather than being constrained to work only within the gauge area. This resolves the contradiction by providing safe working conditions while maintaining operational ease.
Solution Approach 2:
The lateral handling platforms serve as intermediary structures that bridge the gap between the confined gauge area and the external environment. These platforms provide workers with safe access to the switch components that need to be manipulated, acting as a mediator between the transport constraint and the handling requirement.
2Area of stationary object
If the widest sleepers are removed and rotated around an axis perpendicular to the platform's plane, then the switch fits within the working clearance, but the dismantling and reassembling operations are arduous for workers
Solution Approach 1:
The lateral handling platforms extend the working area laterally outside the clearance gauge, allowing workers to manipulate sleepers in this extended dimension. This provides adequate workspace for sleeper removal, rotation, and reinstallation operations without the physical constraints of the narrow gauge area.
Solution Approach 2:
The lateral handling platforms are designed to be movable and adjustable, allowing them to be positioned dynamically during the loading, disassembly, and unloading operations. This flexibility enables workers to access different parts of the switch and sleepers as needed, making the arduous operations more manageable.
3Ease of manufacture
If a motorized moving device is provided to move the wider sleepers, then the sleepers can be positioned accurately, but the overall system complexity increases
Solution Approach 1:
The lateral handling platforms are designed to be manually operated and positioned by workers themselves during the loading and unloading processes. The platforms serve themselves by providing the necessary structural support and access, eliminating the need for additional motorized positioning devices for the sleepers.
Solution Approach 2:
The patent extracts the positioning function from the main transport system by using the lateral handling platforms as separate, dedicated structures for sleeper manipulation. This separation allows the main transport system to remain relatively simple while the handling platforms provide the necessary positioning capability during operations.
Data Source
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AI summary
The invention relates to a system for transporting a railway switch (12), comprising a transport car (10) having a longitudinal direction (100) and a loading gauge of a given width, measured perpendicularly to the longitudinal direction (100). The transport system also comprises at least one first removable or retractable side handling platform (24) capable, when the transport car (10) is at a stop, of being in a position for sideways use of a first side of the transport car (10), located outside the loading gauge of the transport car (10) and allowing a worker to access the railway switch (12).