Integrated Guide Module for Protecting Plug-In Connectors
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Solution Overview
Problem
The insertion of plug-in module assemblies into chassis slots without direct line of sight often results in damage to electrical connectors due to engagement with the chassis housing, limiting the mechanical and thermal characteristics and contact count of the connectors.
Innovation Solution
A guide module with a leading surface extending beyond the plug-in module assembly's leading end, featuring a top wall, bottom wall, inside side wall, and outside side wall, positioned to prevent connector damage during insertion and facilitate proper alignment, allowing for increased contact count.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If connectors are positioned at the leading end of plug-in module assemblies for direct engagement with chassis slots, then insertion speed and ease of operation are improved, but the connectors are vulnerable to damage from engagement with the chassis housing
Solution Approach 1:
The guide module serves as an intermediary component positioned between the connector and the chassis housing. It has a leading surface that extends beyond the leading end of the plug-in module assembly to engage with the chassis housing first, thereby protecting the connector from direct engagement and potential damage while still enabling smooth insertion
2Reliability
If the leading surface of the guide module extends beyond the leading end of the plug-in module assembly to prevent connector damage, then connector protection is improved, but the overall length and device complexity increase
Solution Approach 1:
The guide module is merged with either the cover or the frame of the plug-in module assembly, forming an integrated structure. This combination allows the leading surface to extend beyond the leading end for connector protection while maintaining overall structural efficiency and minimizing additional complexity
3Reliability
If guide modules are added to protect connectors during insertion, then connector reliability is improved, but the manufacturing process and device complexity are worsened
Solution Approach 1:
The guide module is formed as an integral part of either the cover or the frame assembly, eliminating the need for separate manufacturing and assembly steps. This merging approach maintains connector reliability while simplifying the overall manufacturing process
Data Source
AI summary
A guide module for use with a plug-in module assembly to properly position the plug-in module in a slot of a chassis. The guide module has a leading surface and oppositely facing trailing surface. The guide module has a top wall, a bottom wall, a first inside side wall and an oppositely facing second outside side wall. The leading surface of the guide module extends beyond a leading end of the plug-in module assembly. As the plug-in module is inserted into the chassis, the leading surface of the guide module prevents damage to other components of the plug-in module assembly.