High-Density Optical Cable Sealing Assembly for More Fiber Outlets

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Solution Overview

Problem

Existing optical fiber connector boxes have limitations in the number of fiber outlet holes and waterproof performance, failing to meet the increasing demands of the optical communication industry.

Innovation Solution

A high-density optical cable sealing assembly with a first and second injection-molded part, a gel part for elastic deformation, and branching clamps, allowing for increased fiber outlet holes and improved waterproofing through a coaxial and integrally formed design.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If the optical fiber connector box sealing assembly uses two conventional circular holes and upper-lower splicing mounting, then the structure is simple to manufacture, but the number of fiber outlet holes is limited to six and waterproof performance is insufficient

Engineering Contradiction:
Improvenumber of fiber outlet holesVSAvoidassembly structure complexity
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The patent merges the upper and lower housing into a single integrated housing structure, combining multiple functions (sealing, mounting, waterproofing) into one component. This integration eliminates the need for separate upper-lower splicing while providing space for up to 24 fiber outlet holes, thus increasing capacity without proportionally increasing assembly complexity

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The integrated housing serves multiple functions simultaneously: it provides structural support, sealing, waterproof protection, and mounting for multiple fiber outlets. The single housing design accommodates various cable types and configurations, making it a universal solution that replaces multiple specialized components

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Reliability

If the optical fiber connector box uses upper and lower splicing mounting of two components, then the assembly is easy to manufacture, but waterproof performance cannot be ensured

Engineering Contradiction:
Improvewaterproof performanceVSAvoidassembly manufacturing ease
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

By combining the upper and lower housings into a single integrated structure, the patent eliminates the waterproof sealing interface that would exist between separate components. The integrated housing provides continuous waterproof protection without requiring additional gaskets or sealing mechanisms at joint interfaces, thus ensuring reliable waterproof performance

Inventive Principle:
Principle #5Merging (Combining)

3Adaptability or versatility

If the optical fiber connector box is designed for six fiber outlet holes, then the device complexity is low, but it cannot meet the increasing demands of the optical communication industry

Engineering Contradiction:
Improveadaptability to industry demandsVSAvoidsealing assembly complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The integrated housing is designed with universal adaptability to accommodate up to 24 fiber outlet holes in various configurations. The structure can handle different cable types (round, flat, oval) and bending radii, making it adaptable to diverse industry requirements without requiring multiple specialized designs

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent transitions from a limited two-dimensional arrangement of six outlets to a three-dimensional integrated structure that can accommodate 24 outlets through vertical and radial distribution. The housing utilizes spatial volume efficiently, arranging outlets in multiple dimensions to maximize capacity while maintaining structural integrity

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The assembly enables up to 24 fiber outlet holes, enhances waterproof performance, and supports various optical cable types with flexible mounting options, adapting to diverse usage scenarios.

Implementation Method 1

a gel part capable of elastically deforming

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Data Source

PatentUS20260043982A1High-density optical cable sealing assembly and optical fiber connector box
Publication Date: 2026.02.12 ACCELIGHT TECH (WUHAN) INC
  • US20260043982A1 patent drawing
  • US20260043982A1 patent drawing
  • US20260043982A1 patent drawing

AI summary

A high-density optical cable sealing assembly includes a first injection-molded part, a gel part capable of elastically deforming, and a second injection-molded part. The first injection-molded part is provided with a first profiling groove for inserting the gel part, and the second injection-molded part is provided with a second profiling groove for inserting the gel part. The first injection-molded part is provided with a plurality of first optical fiber mounting holes for mounting optical fibers and a first connecting hole used for being fixedly connected with the second injection-molded part through a threaded fastener. This disclosure is simple in structure and convenient to assemble, and the number of available fiber outlet holes can be effectively increased. Meanwhile, the optical fiber connector box can have good waterproof performance when a flat leather fiber optical cable is arranged in the optical fiber connector box.