Connector Housing and Flange Plate Assembly for Positional Variation

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Solution Overview

Problem

Conventional connectors require multiple moldings for different positional relationships of the center axis of the connector body and the center of the insertion hole, making it cumbersome to manufacture connectors with varying configurations.

Innovation Solution

A connector design where the connector housing is separate from a flange plate, allowing for different flange plates of varying lengths and shapes to be used with a common connector housing, enabling easy manufacturing of connectors with different positional relationships by changing the attached flange plate.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the mounting portion is molded integrally to the connector body using the same resin material, then the manufacturing process is simplified and production efficiency is improved, but multiple types of connectors with different positional relationships require multiple molding types increasing device complexity

Engineering Contradiction:
Improveproduction efficiencyVSAvoidnumber of molding types
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The mounting portion is separated from the connector body as a distinct component. The connector body and mounting portion are manufactured separately and then assembled together, allowing different mounting portions to be attached to the same connector body type. This segmentation enables production of multiple connector variants without requiring multiple connector body moldings.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A single type of connector body can be used with multiple types of mounting portions having different positional relationships. The universal connector body design accepts various mounting portions through the attachment recess, enabling one connector body type to serve multiple functions with different mounting configurations.

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

2Stability of the object's composition

If the mounting portion is molded integrally to the connector body, then structural integrity is improved, but adaptability to different positional relationships is reduced

Engineering Contradiction:
Improvestructural integrityVSAvoidpositional relationship variation
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

By separating the mounting portion from the connector body into distinct components, each can be optimized independently. The connector body maintains its structural integrity while the mounting portion can be varied to accommodate different positional relationships without compromising the overall assembly strength through proper attachment design.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system transitions from a fixed integral structure to a modular assembly where the mounting portion can be dynamically selected and attached to match different positional requirements. This allows the connector configuration to adapt to various mounting scenarios while maintaining structural stability through the attachment mechanism.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS10944223B2Electrical connector having a connector housing and a flange plate
Publication Date: 2021.03.09 SUMITOMO WIRING SYSTEMS LTD
  • US10944223B2 patent drawing
  • US10944223B2 patent drawing
  • US10944223B2 patent drawing

AI summary

A connector (1) is provided with a plurality of connector terminals (2), a connector housing (3) and a flange plate (4). The flange plate (4) includes plate attaching portions (41) to be attached into an attachment recess (311) in the outer periphery of a connector body (31) of the connector housing (3) and a plate mounting portion (42) connected to the plate attaching portions (41) and projecting from the outer periphery of the connector body (31). The plate mounting portion (42) is formed with an insertion hole (421) through which a bolt (6) is inserted.