Optical Receptacle Latch Structure to Prevent Clip Deformation

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Solution Overview

Problem

Existing latch structures in optical connectors experience stress and deformation due to interaction forces with the housing, affecting the clipping and fixing effect in high-frequency optical communication modules like QSFF-DD.

Innovation Solution

A latch structure combined with a first coupling structure in an optical receptacle, featuring a supporting element with clip structures and assembly structures that form a coupling mechanism, preventing interaction forces with the housing and ensuring stable clipping and fixing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If the latch structure is directly integrated with the housing in existing designs, then the structure is simplified, but the clip structure experiences stress and deformation due to interaction forces with the housing

Engineering Contradiction:
Improvestructural integrationVSAvoidclipping effect
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The latch structure is separated from the housing into an independent component. The supporting element with clip structures is designed as a separate latch structure that can be independently assembled into the optical receptacle, rather than being integrally formed with the housing. This segmentation prevents stress transmission from the housing to the clip structures, maintaining their original shape and clipping effectiveness.

Inventive Principle:
Principle #1Segmentation

2Reliability

If the latch structure is made independent and assembled into the optical receptacle, then stress and deformation are avoided, but the assembly process becomes more complex

Engineering Contradiction:
Improveclipping effectVSAvoidassembly process
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The latch structure is extracted as a separate assembly unit from the housing. The supporting element with clip structures is designed to be independently manufacturable and then assembled into the optical receptacle through a standardized process. This extraction allows for specialized manufacturing of the latch structure while maintaining overall assembly simplicity through modular design.

Inventive Principle:
Principle #2Taking out (Extraction)

3Ease of operation

If the clip structure is designed to interact with the housing for positioning, then the positioning is simplified, but the interaction forces cause stress and deformation affecting the clipping function

Engineering Contradiction:
ImprovepositioningVSAvoidclip structure deformation
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The second assembly structure acts as an intermediary between the latch structure and the housing. It provides the positioning and fixing function through a separate coupling mechanism (first coupling structure) that does not transmit stress to the clip structures. This intermediary approach enables precise positioning while maintaining the structural integrity and manufacturing precision of the clipping components.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12504585B2Latch structure and optical receptacle thereof
Publication Date: 2025.12.23 ACSUPER TECH INC
  • US12504585B2 patent drawing
  • US12504585B2 patent drawing
  • US12504585B2 patent drawing

AI summary

The present invention provides a latch structure disposed in an optical receptacle having a first assembly structure. The latch structure comprises a supporting element having a first side and a second side, a first clip structure, and a second assembly structure. The first clip structure is extended toward the first side from end portions of the supporting element. The second assembly structure is formed on the supporting element. When the latch structure is disposed in the optical receptacle, the second assembly structure is assembled with the first assembly structure so as to form a first coupling structure. Alternatively, in another embodiment, the present invention also provides an optical receptacle having the latch structure arranged therein for electrically connecting to the optical connector, which is inserted into the optical receptacle.