Cable Reel Flange With Deployable Support Element

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Solution Overview

Problem

Existing cable reel unwinding structures are complex, heavy, and cumbersome, making them difficult to integrate and use effectively.

Innovation Solution

A lightweight and simple arrangement featuring two independent parts with articulated support elements that can be fixed to the reel's flanges, allowing rotation and easy lifting for efficient cable unwinding, utilizing tenons that fit into central orifices and include clipping elements for secure attachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a separate structure with two attachment tenons on a vertically movable frame is used to lift the reel, then the reel can be lifted and manipulated, but the structure becomes complex, heavy, and cumbersome

Engineering Contradiction:
Improvereel manipulationVSAvoidstructure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The invention merges the lifting function directly into the flange structure by integrating articulated support elements that can be deployed from the flange itself, eliminating the need for a separate vertically movable frame structure. This integration reduces overall system complexity while maintaining the lifting capability.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The invention extracts the essential lifting function from the complex separate structure and implements it through simple articulated support elements that deploy from the flange, removing unnecessary structural components and simplifying the overall design.

Inventive Principle:
Principle #2Taking out (Extraction)

2Force

If a separate structure with vertically movable frame and jacks is used, then the reel can be lifted, but the structure becomes heavy and cumbersome

Engineering Contradiction:
Improvelifting capabilityVSAvoidstructure weight
Core Design Contradiction:
ForceVSWeight of stationary object

Solution Approach 1:

The lifting function is merged into the flange structure itself through integrated articulated support elements, eliminating the need for heavy separate jacks and vertically movable frame, thereby reducing the overall weight while maintaining lifting capability.

Inventive Principle:
Principle #5Merging (Combining)

3Force

If traditional separate structures are used for reel lifting, then lifting function is achieved, but integration into reel becomes difficult

Engineering Contradiction:
Improvelifting functionVSAvoidintegration ease
Core Design Contradiction:
ForceVSEase of manufacture

Solution Approach 1:

The lifting function is merged into the flange structure through direct integration of articulated support elements, making the lifting mechanism an inherent part of the reel assembly that is easy to manufacture and integrate without requiring separate complex structures.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentEP3333107B1Arrangement for unwinding cable wound onto a reel
Publication Date: 2019.07.24 NEXANS SA
  • EP3333107B1 patent drawingFigure 1~2
  • EP3333107B1 patent drawingFigure 3~4
  • EP3333107B1 patent drawingFigure 5A~5B

AI summary

The invention relates to an arrangement for unwinding the cable wound on a reel (5) consisting of a central cylindrical drum (5A) and two circular side flanges (5B, 5C), an arrangement comprising two tenons (4) each able to be fitted into a central orifice (5D) of each flange.According to the invention, the arrangement comprises only two independent pieces, respectively carrying each tenon (4) suitable for being fixed in said central orifice (5D) of each flange while allowing its rotation, in that said two independent pieces (1, 1') are suitable for covering each flange while having a front surface smaller than the circular front surface of each flange and in that each said independent piece (1, 1') carries an articulated support element (2), from a rest position, where it is integrated into the corresponding independent piece by complete front fitting with clipping in a corresponding groove (3A) carried by said independent piece (1), to an active position, where it comes to rest on the plane (P) supporting the reel and lift the latter.