Split Wire-Through-Wall Connector for Easy Cable Replacement

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Solution Overview

Problem

Embedding a wire, cable, or rope through a wall is challenging because replacing the wire can be difficult or impossible without damaging the wall.

Innovation Solution

A connector system comprising two halves with threaded ends and a channel to securely capture a portion of the wire, allowing easy removal and replacement of the wire by securing the connector to the wall with nuts.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a wire is embedded directly through a wall, then the wire is secured in place, but replacing the wire becomes difficult or impossible without damaging the wall

Engineering Contradiction:
Improvewire installation securityVSAvoidwire replacement difficulty
Core Design Contradiction:
ReliabilityVSEase of repair

Solution Approach 1:

The connector is divided into two separate halves that can be assembled around the wire after installation. This segmentation allows the wire to be secured through the wall while maintaining the ability to remove and replace the wire by disassembling the connector halves, eliminating the need to damage the wall for wire replacement.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The connector acts as an intermediary device between the wire and the wall. Instead of embedding the wire directly into the wall, the connector provides a removable interface that secures the wire while allowing easy replacement. The threaded engagement with the wall and the clamping mechanism on the wire side create a mediating structure that solves both installation security and replacement ease.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of repair

If a connector with two halves is used to capture the wire, then wire replacement becomes easy, but the device complexity increases

Engineering Contradiction:
Improvewire replacement easeVSAvoidconnector structure complexity
Core Design Contradiction:
Ease of repairVSDevice complexity

Solution Approach 1:

The connector halves are designed with multiple functions: they capture and secure the wire through the channel and clamping mechanism, provide threaded engagement for wall mounting, and enable easy disassembly for wire replacement. This multi-functionality reduces the need for multiple separate components, thereby managing complexity while achieving ease of repair.

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

Solution Approach 2:

The wire is captured within the channel formed by the connector halves, creating a nested structure where the wire is contained within the protector channel. This nesting approach secures the wire efficiently while maintaining a compact overall structure that doesn't excessive increase device complexity.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Adaptability or versatility

If the channel has different diameters to accommodate insulated and bare wires, then adaptability improves, but manufacturing precision requirements increase

Engineering Contradiction:
Improvewire type accommodationVSAvoidchannel diameter tolerance
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The channel has varying diameters at different locations along its length, with the first portion having a larger diameter to accommodate insulated wires and the second portion having a smaller diameter for bare wires. This local variation in quality allows the single channel structure to adapt to different wire types without requiring multiple separate components, managing manufacturing precision requirements while improving adaptability.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS12292146B1Interface for attaching a member to a threaded hole
Publication Date: 2025.05.06 STUART STEEL PROTECTION LLC
  • US12292146B1 patent drawing
  • US12292146B1 patent drawing
  • US12292146B1 patent drawing

AI summary

A connector configured to interface with a wall and to secure a wire passing through the wall. The connector having first and second portions with integral channels adapted to grasp the wire and insulation provided about the wire. The connector is secured to the wall with at least one nut that operatively interconnects to threads on the connector.