Telecommunications Module Cable Boot Retention
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Solution Overview
Problem
Fiber optic telecommunications systems face challenges in designing modules that allow for easy access and customization for different types of fiber optic equipment, efficient cable management, and prevention of insect infestation, while ensuring correct alignment and expansion capabilities within cramped and pre-configured chassis.
Innovation Solution
A modular design featuring a customizable insert with cable management structures and insect-infestation prevention features, combined with a flexible cable boot system and standardizable housing components, allows for various fiber optic equipment configurations and efficient cable routing within a telecommunications chassis.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a chassis is pre-configured with maximum capacity of transmission cables, then future expansion capability is improved, but access to components for cleaning during installation becomes difficult
Solution Approach 1:
The chassis is divided into multiple slots, each capable of independently accommodating different types of modules (transponder modules, optical amplifier modules, etc.). This segmentation allows operators to access and clean components in one slot without affecting others, while the overall chassis maintains maximum expansion capacity across all slots.
2Device complexity
If a chassis is configured with limited access to reduce complexity, then manufacturing complexity is reduced, but accessibility for maintenance and installation is worsened
Solution Approach 1:
The chassis employs universal front and rear walls that can accommodate multiple types of modules with different functionalities (transponders, amplifiers, splitters, etc.). This universal design maintains simple chassis structure while enabling easy access and maintenance through standardized module interfaces and removable configurations.
3Volume of moving object
If modules are designed to be mounted in cramped locations, then space utilization is improved, but alignment precision with pre-connectorized cables becomes difficult
Solution Approach 1:
The modules are pre-connectorized with transmission cables before being mounted in the chassis. This preliminary action ensures that alignment is established during the module manufacturing process under controlled conditions, allowing the modules to be subsequently installed in cramped locations without compromising alignment precision.
4Adaptability or versatility
If a modular design with customizable inserts is used, then adaptability to different fiber optic equipment is improved, but device complexity increases
Solution Approach 1:
Customizable inserts are used to provide specific local adaptations within the standardized chassis framework. Each insert can be tailored to accommodate specific fiber optic equipment (splitters, multiplexers, etc.) while the overall chassis structure remains standardized. This approach enables equipment-specific customization without significantly increasing overall device complexity.
Data Source
AI summary
A cable boot is mounted to a telecommunications module housing an optical component, wherein the cable boot extends outwardly from the module. The cable boot is mounted by axially passing the cable boot over a plurality of cables carrying fiber optic signals leading to the optical component, axially passing a portion of the cable boot through a cutout defined on a main housing of the telecommunications module, placing a boot retainer over the boot in a direction transverse to the axial direction to capture the flexible boot against movement both in the axial direction and the transverse direction, and mounting a cover on the main housing to capture the boot retainer against the main housing.