Rotating Connector Housing for High-Voltage Cable Stability

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Solution Overview

Problem

Conventional connectors face challenges in managing the large rotation forces generated in high-voltage electrical systems, leading to potential damage from partial contact and instability in electrical connections.

Innovation Solution

A connector design featuring multiple first and second connector parts with a housing that allows for rotational movement, incorporating elastic members and a fixing plate with through-holes to absorb rotation forces, ensuring stable contact between male and female electrodes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a conventional connector structure is used to connect high-voltage cables, then electrical connection is established, but large rotation forces generated by the cable cause partial contact and instability in the electrical connection

Engineering Contradiction:
Improveelectrical connection stabilityVSAvoidrotation force
Core Design Contradiction:
ReliabilityVSForce

Solution Approach 1:

The connector incorporates a rotating mechanism that allows the connector body to rotate relative to the cable assembly. This dynamic structure absorbs rotation forces by permitting controlled rotational movement, preventing force transmission that would cause partial contact and maintaining reliable electrical connection stability under high-voltage cable rotation conditions

Inventive Principle:
Principle #15Dynamics

2Reliability

If the connector structure is made more complex to absorb rotation forces, then connection stability improves, but device complexity increases

Engineering Contradiction:
Improveconnection stabilityVSAvoidconnector structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The connector is divided into distinct functional modules: a cable assembly with terminal, a connector body with rotating capability, and a housing structure. This segmentation allows each component to perform its specific function independently, absorbing rotation forces through the rotating mechanism while maintaining overall structural simplicity and ease of assembly

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The rotating mechanism serves as an intermediary element between the cable assembly and the connector body. It mediates the transmission of rotation forces by allowing controlled rotational movement, thereby protecting the electrical connection from damage while adding minimal structural complexity to the overall connector design

Inventive Principle:
Principle #24Intermediary (Mediator)

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 connector effectively absorbs rotation forces, maintaining a stable electrical connection and preventing damage by allowing rotational movement between the connector parts, thus ensuring continuous contact and reducing the risk of partial contact.

Implementation Method 1

incorporating elastic members and a fixing plate with through-holes to absorb rotation forces

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentEP2717390B1connector
Publication Date: 2017.01.11 YAZAKI CORP
  • EP2717390B1 patent drawing
  • EP2717390B1 patent drawing
  • EP2717390B1 patent drawing

AI summary

Provided with a first connector part to connect a first cable, a second connector part to connect a second cable, and to fit with a first connector part, thereby ensuring electrical connection between a first cable and a second cable, and a housing to hold a second connector part rotatably around an axial direction of a second cable.