Pre-embedded Optical Fiber Quick Connector with Adjustable Press Block

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Solution Overview

Problem

Conventional optical fiber quick connectors face issues with connection quality, requiring skilled operation, and are limited to specific diameters, leading to difficulties in adjustment and displacement of optical fibers.

Innovation Solution

A pre-embedded optical fiber quick connector design featuring an inner core, insertion core assembly, outer casing, and intermediate components with a press block and push member for adjustable pressure, along with a groove with barbed edges to secure fibers, and a press connection assembly for various diameters, ensuring stable connections and easy adjustment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If conventional quick connectors are used, then connection speed is improved, but connection quality deteriorates leading to fiber displacement

Engineering Contradiction:
Improveconnection speedVSAvoidconnection quality
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The press block is designed to be movable along the optical fiber axis under the action of the push member, allowing the connection structure to transition from a loose state during insertion to a tightly pressed state for stable connection. This dynamic adjustment resolves the contradiction by enabling both easy insertion and reliable fiber fixation.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The connector is divided into functional modules: the insertion core assembly with groove for fiber alignment, the press block for fixation, and the push member for actuation. This segmentation allows each component to perform its specific function optimally, ensuring both quick connection and high connection quality.

Inventive Principle:
Principle #1Segmentation

2Productivity

If existing quick connectors are used, then connection speed is improved, but operational difficulty increases requiring skilled operation

Engineering Contradiction:
Improveconnection speedVSAvoidoperational difficulty
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The push member is exposed through the outer casing, allowing users to directly operate the press block without requiring specialized tools or skills. The structure enables self-service operation where anyone can perform the connection by simply pushing the exposed member, eliminating the need for skilled operation.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The push member acts as an intermediary between the user and the press block mechanism. By exposing this intermediate component through the outer casing, the design simplifies the interaction interface, making the complex internal pressing mechanism accessible and easy to operate.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Productivity

If existing quick connectors are used, then connection speed is improved, but adjustability deteriorates making adjustment inconvenient

Engineering Contradiction:
Improveconnection speedVSAvoidadjustment convenience
Core Design Contradiction:
ProductivityVSEase of repair

Solution Approach 1:

The movable press block design allows the connection to be adjusted by simply pushing the exposed push member to release the press block, enabling the optical fiber to be removed or repositioned. This dynamic structure provides convenient adjustability while maintaining quick connection capabilities.

Inventive Principle:
Principle #15Dynamics

4Productivity

If conventional quick connectors are used, then connection speed is improved, but adaptability deteriorates limiting to specific diameters

Engineering Contradiction:
Improveconnection speedVSAvoiddiameter compatibility
Core Design Contradiction:
ProductivityVSAdaptability or versatility

Solution Approach 1:

The groove structure in the insertion core assembly is designed to accommodate optical fibers of different diameters, and the press block can adaptively press different fiber sizes. This universal design allows the same connector structure to handle various fiber diameters, improving adaptability while maintaining quick connection speed.

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

Data Source

PatentUS10859770B2Pre-embedded optical fiber quick connector
Publication Date: 2020.12.08 HUIZHOU FIBERCAN IND CO LTD
  • US10859770B2 patent drawing
  • US10859770B2 patent drawing
  • US10859770B2 patent drawing

AI summary

Pre-embedded optical fiber connector having an inner core, an insertion core assembly in the inner core, an outer casing, and an intermediate component and a threaded tail sleeve mounted on the inner core; a pre-embedded optical fiber is provided inside the insertion core assembly; an optical cable is inserted into an insertion channel formed by the inner core and the intermediate component; a connecting optical fiber inside the optical cable is inserted into the insertion core assembly; a press block and a push member are provided on the insertion core assembly; the push member is exposed from a first opening on the outer casing; the push member is slidable; the press block presses against and fixes the pre-embedded optical fiber and the connecting optical fiber, and a pressure of the cress block on the pre-embedded optical fiber and the connecting optical fiber varies depending on different positions of the push member.