Connector Expansion Structure for Universal Device Compatibility

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Solution Overview

Problem

Existing connectors experience poor transmission contact due to loose conductive units and require redesign for different device specifications, leading to increased manufacturing and assembly costs and time.

Innovation Solution

A connector expansion structure featuring a base, sheet-shaped contact part, shell-shaped member, conductive terminals, and a rear plug with adjustable position-limiting and engagement members, conductive terminal tracks, and guide plates, allowing for adjustable clamping force and compatibility with various signal transmission interfaces.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the connector is redesigned for different device specifications, then compatibility with different devices is improved, but manufacturing cost and assembly time increase

Engineering Contradiction:
Improvecompatibility with different devicesVSAvoidmanufacturing and assembly complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The connector body is designed with a universal structure that can accommodate different cable structures through a single opening position. The engagement members are configured to work with various cable types (round, flat, square) without requiring redesign of the connector body,实现 one connector serving multiple device specifications

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

Solution Approach 2:

The connector is divided into modular components: a fixed connector body and adjustable engagement members. The engagement members can be independently positioned along the cable structure to adapt to different contact positions, while the main connector body remains unchanged, reducing manufacturing complexity

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If the cable structure is pulled or the conductive unit is loose, then ease of installation is improved, but transmission contact quality deteriorates

Engineering Contradiction:
Improveease of installationVSAvoidtransmission contact quality
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The engagement members are designed to be movable along the cable structure during installation, allowing easy positioning. Once positioned, they provide dynamic clamping force through elastic deformation to secure the conductive unit, ensuring both ease of installation and reliable transmission contact

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The engagement members are pre-configured with clamping structures that automatically engage with the cable structure upon insertion. This preliminary positioning action ensures proper alignment and secure contact before final assembly, preventing loose connections

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS10468810B2Connector expansion structure
Publication Date: 2019.11.05 P-TWO INDUSTRIES INC
  • US10468810B2 patent drawing
  • US10468810B2 patent drawing
  • US10468810B2 patent drawing

AI summary

A connector expansion structure includes a connector and a rear plug. The connector includes a base, a sheet-shaped contact part, a shell-shaped member and a plurality of conductive terminals. The sheet-shaped contact part includes a sheet-shaped structure and an extension structure. The shell-shaped member extends in the normal direction of a first end surface, covers the sheet-shaped contact part, and encloses the ring-shaped structure of the base. The conductive terminal and the rear plug are disposed on the extension structure. The rear plug includes conductive terminal tracks for accommodating the conductive terminals. Two sides of the rear plug block are provided with position-limit tracks and the engagement tracks. Wherein the rear plug is slidable on the extension structure.