Rotatable Fiber Distribution Hub with Cable Retention
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Solution Overview
Problem
Fiber optic distribution hubs face challenges in minimizing signal degradation and providing easy access for maintenance and replacement of optical components and fiber optic cables due to high fiber density and complex configurations in point-to-multipoint systems.
Innovation Solution
A fiber distribution hub with a rotatable frame body and storage retaining modules that securely manage splitter output cables, allowing for easy access and maintenance while maintaining optical coupling to feeder and distribution cables.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Quantity of substance
If high density of fiber optic cables and optical components is used in FDH, then the number of served end users increases, but signal degradation increases and maintenance access becomes difficult
Solution Approach 1:
The FDH is divided into multiple vertically stacked trays, each tray containing specific optical components and fiber bundles. This segmentation allows organized management of high-density components while maintaining signal quality through structured routing and reduced interference between adjacent trays.
2Quantity of substance
If high density of fiber optic cables and optical components is used in FDH, then the number of served end users increases, but maintenance and replacement access becomes difficult
Solution Approach 1:
The modular tray structure allows individual trays to be accessed, removed, or replaced independently. Maintenance personnel can access specific trays containing the components needing service without disturbing the entire FDH assembly, significantly improving ease of repair in high-density configurations.
Solution Approach 2:
The FDH incorporates movable or removable tray mechanisms that allow dynamic reconfiguration and access. Trays can be slid out, rotated, or removed as needed, providing flexible access to optical components and fiber cables while maintaining the high-density overall structure.
3Adaptability or versatility
If complex configuration of optical components is used to serve multiple end users, then system capability increases, but device complexity increases
Solution Approach 1:
Each tray is designed as a universal module that can accommodate various types of optical components (splitters, couplers, connectors) and fiber configurations. This standardization allows the same basic tray structure to serve multiple functions and support different numbers of end users without increasing overall device complexity.
Solution Approach 2:
The system manages complexity by transitioning from horizontal to vertical organization. Multiple optical components and fiber bundles are stacked vertically in layered trays, allowing high adaptability for serving numerous end users while maintaining organized, manageable complexity through three-dimensional spatial arrangement.
Data Source
AI summary
A fiber distribution hub (FDH) can include an enclosure defining an interior region and a frame body having a longitudinal axis. The frame body is rotatably mounted within the interior region of the enclosure such that the frame body can rotate about the longitudinal axis relative to the enclosure. The FDH further includes a plurality of splitters coupled to the frame body. Each splitter module has at least one splitter input and at least two splitter outputs. The FDH also includes a first plurality of adapters coupled to the frame body. The first plurality of adapters is configured to optically couple to splitter output cables. Additionally, the FDH can also include a storage retaining module configured to be selectively coupled to the frame body. The storage retaining module includes a storage retaining structure configured to selectively secure a cable portion of a connectorized end of a splitter output cable.