Rail Vehicle Interface Connector Stowing Mechanism
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Solution Overview
Problem
Current rail vehicle interfaces are inefficient for stationary operations, requiring manual connection and disconnection of power and data cables, which is time-consuming and prone to errors, and lack interoperability across different vehicles and land-based systems.
Innovation Solution
A moveable interface connector that automatically connects and disconnects electrical power and data interfaces between rail vehicles and land-based systems, using a stowing mechanism to transition between stowed and in-use positions, allowing for simultaneous power and data transfer without the need for manual intervention.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If manual connection and disconnection of power and data cables is used, then the interface can be established between rail vehicles and land-based systems, but the connection process is time-consuming and prone to errors
Solution Approach 1:
The interface connector automatically performs connection and disconnection operations without requiring manual intervention. The system uses sensors to detect the presence of rail vehicles and automatically activates the stowing mechanism to establish or release connections, making the system serve itself rather than requiring human operation.
Solution Approach 2:
The interface connector incorporates a moveable stowing mechanism that dynamically transitions between stowed and deployed positions. This dynamic structure allows the connector to automatically adjust its state based on operational conditions, enabling rapid connection and disconnection while maintaining reliability.
2Adaptability or versatility
If separate power and data interfaces are used, then each interface can be optimized for its specific function, but the coupling process becomes complex and time-consuming
Solution Approach 1:
The interface connector merges power and data transmission functions into a single integrated connector design. This unified interface allows both power and data connections to be established simultaneously through one coupling action, reducing the complexity of the coupling process while maintaining the functional optimization of separate power and data channels.
Solution Approach 2:
The interface connector is designed as a multi-functional device that handles both power and data transmission through a single standardized interface. This universal design enables the same connector to serve multiple purposes (power supply, data communication, diagnostic functions) without requiring separate specialized connectors for each function.
3Adaptability or versatility
If land-based interfaces are provided at stationary depots, then power and data can be supplied to stationary trains, but the coupling process is onerous and time-consuming
Solution Approach 1:
The land-based interface connector automatically detects approaching trains and initiates the connection process without manual intervention. The system uses sensors to monitor train presence and automatically deploys the connector to establish power and data connections, significantly improving coupling efficiency at stationary depots.
Solution Approach 2:
The interface connector is pre-positioned and prepared in advance at land-based interfaces. The stowing mechanism keeps the connector ready for immediate deployment, and the system pre-establishes connection parameters before the train arrives, enabling rapid coupling as soon as the train is in position.
4Ease of operation
If the interface connector is extended for connection, then it can couple to rail vehicles, but it obstructs the track when not in use
Solution Approach 1:
The interface connector uses a dynamic stowing mechanism that allows it to transition between extended (connection) and retracted (storage) positions. When not in use, the connector automatically retracts into a compact stowed position that minimizes track obstruction, and only extends when a rail vehicle is detected and connection is required.
Solution Approach 2:
The interface connector is designed with a nested structure where the coupling components can be retracted into the housing when not in use. This nesting arrangement allows the connector to occupy minimal space in the stowed position, reducing track obstruction while maintaining full connection capability when deployed.
Data Source
Figure 1(a)~1(b)
Figure 2(a)~2(b)
Figure 3
AI summary
An interface connector for connecting to a rail vehicle, the rail vehicle comprising a coupling arrangement for coupling electrical power and data processing connections of the rail vehicle to the interface connector, the interface connector comprising: a controller; a coupling arrangement for coupling land-based electrical power and data processing connections to the rail vehicle; means for connecting the coupling arrangement of the interface connector to the coupling arrangement of the rail vehicle upon contact between the coupling arrangements; and a stowing arrangement that is arranged to be actuated by the controller to move the coupling arrangement of the interface connector between a stowed position and an in-use position, wherein, in the stowed position, a top surface of the coupling arrangement of the interface connector is positioned below a lowest bottom surface of the rail vehicle, and in the in-use position, the coupling arrangement of the interface connector is positioned such that it is substantially on the same horizontal axis as the coupling arrangement of the rail vehicle.