Cable Guide Device with Modular Matrix Assembly

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Solution Overview

Problem

Existing devices for guiding cables through walls are cumbersome to assemble, requiring two people and keeping the rear wall accessible for tensioning, with potential for cable holders to fall out during assembly due to uncontrolled release, and puzzle-like configuration challenges for covering the lead-through opening without gaps.

Innovation Solution

A matrix-like assembly area with adjustable cable holders and connecting elements allows for easy and secure placement of cable holders from the front, enabling one-person assembly and secure anchoring with a non-deformable cable enclosing body surrounded by a seal, and connecting elements that can be individually released or locked.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If a tensioning element is used to secure cable holders in the holder, then the cable holders can be firmly anchored, but the assembly requires two people and the rear wall must remain accessible for tensioning

Engineering Contradiction:
Improveanchoring stabilityVSAvoidassembly complexity
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The tensioning element is extracted from the assembly process and replaced by a clipping mechanism that secures cable holders directly to the holder body. The clipping element engages with positioning recesses and locking elements, eliminating the need for rear-accessible tensioning and enabling single-person assembly from the front side only.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The cable holder assembly system is designed to be self-securing through the interaction between the clipping element, positioning recesses, and locking elements. The cable holder itself participates in the securing mechanism by providing the positioning recesses and locking elements, eliminating the need for external tensioning assistance.

Inventive Principle:
Principle #25Self-service

2Area of stationary object

If cable holders of different sizes are used to cover the lead-through opening without gaps, then complete coverage is achieved, but the assembly becomes puzzle-like and difficult to assemble

Engineering Contradiction:
Improvecoverage areaVSAvoidassembly simplicity
Core Design Contradiction:
Area of stationary objectVSEase of manufacture

Solution Approach 1:

The holder body is segmented into a matrix-like assembly area with multiple positioning recesses arranged in rows and columns. Cable holders can be selectively placed in these predefined positions, creating a modular assembly system that simplifies the covering process while maintaining complete coverage of the lead-through opening.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The holder body is designed with a universal matrix structure that can accommodate cable holders of different sizes and configurations. The standardized positioning recesses and clipping mechanism allow the same holder body to be used with various cable holder types, simplifying assembly while achieving complete coverage.

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

3Adaptability or versatility

If the clamping element is released to remove cable holders, then disassembly is possible, but the cable holders can fall out in an uncontrolled manner

Engineering Contradiction:
Improvedisassembly capabilityVSAvoidassembly control
Core Design Contradiction:
Adaptability or versatilityVSStability of the object's composition

Solution Approach 1:

The locking elements are pre-positioned in the holder body at specific locations corresponding to each positioning recess. When the clipping element is engaged, it simultaneously secures multiple cable holders at their respective locking elements, providing controlled and predictable removal rather than uncontrolled falling out.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentEP1977150B1Device for guiding cables or wires
Publication Date: 2014.08.27 RITTALWERK RUDOLF LOH GMBH & CO KG
  • EP1977150B1 patent drawingFigure 1~4
  • EP1977150B1 patent drawingFigure 5~7
  • EP1977150B1 patent drawingFigure 8~10

AI summary

The invention relates to a device which is used to guide cables or wires through walls. Said device comprises a maintaining device (10) which is connected to two or more cable maintaining elements (30). Said maintaining elements surround, in a frame-like manner, a mounting area which comprises a through-opening, and the cable maintaining elements are arranged in the region of said through-openings. According to the invention, the mounting area has a matrix-form and comprises at least two mounting lines and at least two mounting gaps which enable the mounting area to be equipped in a simple and easy manner. The mounting lines and the mounting gaps predefine, respectively, a constant modular dimension, and the cable maintaining elements are dimensioned with respect to the width and the longitudinal extension in the direction of the mounting line and direction of the mounting gap, such that the width and the length correspond to a multiple whole number of the modular dimension.