Integrated Optical Fiber Box Design for High-Density Installation

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Solution Overview

Problem

Conventional optical fiber connection assemblies with separate housings and adapters result in increased space occupation, low density, installation difficulties, and higher manufacturing costs due to their large wall thickness and volume, as well as complex assembly requirements.

Innovation Solution

An integrated optical fiber box design featuring a main body with a separator and spacers forming installation channels and holes, eliminating the need for separate adapters by incorporating the necessary features within the box itself, including a shutter assembly for dust protection and a latch system for secure connector retention.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If separate optical fiber adapters are used in conventional assemblies, then connector retention and connection functionality are achieved, but the wall thickness and volume increase, resulting in large space occupation and low installation density

Engineering Contradiction:
Improvevolume of optical fiber boxVSAvoidconnector retention capability
Core Design Contradiction:
Volume of moving objectVSEase of operation

Solution Approach 1:

The patent merges the optical fiber adapter functionality directly into the optical fiber box housing. The housing includes integrated adapter receptacles and retention features that accommodate and secure optical fiber adapters without requiring a separate adapter housing structure. This integration eliminates the need for additional wall thickness and volume that would be required for separate adapter housings, thereby reducing the overall box volume while maintaining connector retention capability.

Inventive Principle:
Principle #5Merging (Combining)

2Ease of manufacture

If separate optical fiber adapters are used in conventional assemblies, then connection functionality is provided, but the part count increases and manufacturing complexity increases, leading to higher manufacturing costs

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidassembly structure complexity
Core Design Contradiction:
Ease of manufactureVSDevice complexity

Solution Approach 1:

The patent combines multiple functions into the housing structure itself. The housing includes integrated adapter receptacles, retention features, and mounting structures that eliminate the need for separate adapter housings and complex assembly procedures. This reduces the part count and simplifies manufacturing by consolidating multiple components into a single integrated structure.

Inventive Principle:
Principle #5Merging (Combining)

3Length of moving object

If conventional housing structures with separate adapters are used, then connector installation is supported, but the wall thickness increases, causing installation difficulties in narrow spaces

Engineering Contradiction:
Improvewall thickness of optical fiber boxVSAvoidinstallation ease in narrow spaces
Core Design Contradiction:
Length of moving objectVSEase of operation

Solution Approach 1:

The patent integrates adapter receptacles and retention features directly into the housing walls, eliminating the need for additional wall thickness that would be required to accommodate separate adapter housings. This reduction in wall thickness enables installation in narrow spaces while maintaining the capability to support connector installation and retention.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS11372184B2Optical fiber box
Publication Date: 2022.06.28 SUNCALL AMERICA INC
  • US11372184B2 patent drawing
  • US11372184B2 patent drawing
  • US11372184B2 patent drawing

AI summary

The present disclosure provides assemblies for supporting optical fiber connections. In embodiments, an optical fiber box includes a main body and a cover defining an installation cavity. A separator and a plurality of spacers are arranged in the main body and divide the installation cavity into first and second cavities and a plurality of installation channels for receiving optical fiber connectors of a type including a sleeve. Installation holes arranged at intervals along the length of the separator receive the sleeves. The plurality of installation channels and the plurality of installation holes are arranged in one-to-one correspondence. The optical fiber box optionally includes a shutter assembly at the entrance to each installation channel. In embodiments, at least the main body, the separator, and the plurality of spacers are integrally formed to provide a connection solution that does not require separate optical fiber adapters.