T-Shaped Supply Connection for Compact Rail Wheel Steering
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Solution Overview
Problem
Existing wheel steering devices for rail vehicles lack detailed structural integration of supply connections for fluid chambers, leading to inefficiencies in installation space utilization and environmental protection.
Innovation Solution
A compact and robust supply connection design with T-shaped connecting parts and fluidic functions, allowing easy assembly and disassembly, and incorporating locking couplings for secure fluidic connections, which are shielded from environmental influences.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Volume of moving object
If supply connections are integrated into structural components, then installation space is reduced, but assembly complexity increases
Solution Approach 1:
The supply connection integrates multiple functions into a single component: the connecting part provides both structural support and fluidic connection. The feed part with integrated locking coupling combines mounting, fluid supply, and security functions in one element, reducing the number of separate parts and installation space required.
Solution Approach 2:
The connecting part serves dual purposes as both a structural mounting element and a fluidic connection component. The feed part acts as both a support structure and a fluid distribution system, with the locking coupling providing both mechanical retention and fluid sealing functions.
2Ease of manufacture
If supply connections are exposed, then assembly is easier, but environmental protection is reduced
Solution Approach 1:
The supply connection is integrated into the feed part which is already mounted on the structural component, eliminating the need for separate exposed connections. The locking coupling is built into the feed part itself, providing both assembly simplicity and environmental protection through integration.
3Reliability
If locking couplings are integrated, then connection security is improved, but device complexity increases
Solution Approach 1:
The locking coupling is integrated into the feed part as a unified component rather than a separate assembly. This combines the fluid connection, mechanical mounting, and security locking functions in one element, improving reliability while minimizing the increase in device complexity through functional integration.
Data Source
Figure 1~2
Figure 3
AI summary
The invention relates to a supply connection for a wheel steering device for a chassis of a rail vehicle, which has at least a first supply line (30), at least a first connecting part (9), a feed part (11), and a supply connection longitudinal axis (16), wherein the at least first supply line (30) is guided in the feed part (11) and can be connected to a supply unit (32) and to a first fluid chamber (7) of a first elastic element (5) for wheel angle positioning. It is proposed that the at least first connecting part (9) be T-shaped, be connected to the feed part (11) via a first leg (17) of the at least first connecting part (9), and have at least a first contact surface (25) on a second leg (18) of the at least first connecting part (9) for connecting the at least first connecting part (9) to a wheel steering component or a chassis component.This results in a compact yet robust power supply connection.