Through-Connector Assembly With Independent Cable-End Insertion

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Solution Overview

Problem

Existing through-type electrical connection devices face challenges in assembly convenience when connecting cable-end connectors from different suppliers, as they often require adjustment and modification to fit together, especially when the connectors have different structures.

Innovation Solution

The electrical connection device features a through-type connector with independent insertion grooves for each cable-end connector, allowing them to be individually inserted and connected, along with features like annular sealing rings and latching structures for secure attachment, enhancing assembly convenience.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If two cable-end connectors from different suppliers are engaged together using a concave-convex cooperating manner, then the connectors can be assembled in the through-type connector, but the assembling process becomes complex and requires adjustment and modification when the connectors have different structures

Engineering Contradiction:
Improvecompatibility of connectors from different suppliersVSAvoidassembly process complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The through-type connector is divided into two separate cavities (first cavity and second cavity), each capable of independently receiving a cable-end connector. This segmentation eliminates the need for complex concave-convex engagement between connectors from different suppliers, as each connector is received independently in its own cavity, thereby reducing assembly complexity while maintaining compatibility.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If two cable-end connectors are engaged together before assembly, then they can be assembled in the through-type connector, but the assembly convenience is reduced and requires additional steps

Engineering Contradiction:
Improveability to connect different functional modulesVSAvoidassembly convenience
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The through-type connector features two independent cavities that can separately receive cable-end connectors without requiring pre-engagement. This independent reception capability allows connectors to be assembled separately and then combined in the through-type connector, significantly improving assembly convenience while maintaining the ability to connect different functional modules.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The first and second cable-end connectors are nested within the through-type connector's two cavities respectively, with each connector independently positioned in its own cavity. This nesting structure allows for simplified assembly where connectors are inserted separately into the through-type connector rather than requiring pre-assembly, thereby improving ease of operation.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Ease of operation

If the two cable-end connectors have the same structure, then the assembly process is simplified, but the client-end cannot engage the connectors when they need to connect different functional modules from different suppliers

Engineering Contradiction:
Improveassembly simplicityVSAvoidcompatibility with different functional modules
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The through-type connector is designed with universal compatibility through its two independent cavities, each capable of receiving different types of cable-end connectors. The first cavity can receive a connector for one functional module while the second cavity receives a connector for a different functional module, maintaining assembly simplicity while enabling connection of diverse components from different suppliers.

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

Solution Approach 2:

Each cavity in the through-type connector is designed with specific local characteristics tailored to receive particular cable-end connector types. The first cavity has features optimized for its designated connector while the second cavity has features for its connector, allowing the overall system to maintain simplicity in each local connection while achieving versatility across different functional modules.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS12597731B2Electrical connection device
Publication Date: 2026.04.07 MOLEX INC
  • US12597731B2 patent drawing
  • US12597731B2 patent drawing
  • US12597731B2 patent drawing

AI summary

An electrical connection device includes a through-type connector, a first cable-end connector and a second cable-end connector. The through-type connector includes an outer shell and a plurality of pins, the outer shell is formed with a first cavity and a second cavity, the first cavity has a first independent insertion groove and a second independent insertion groove. The first cable-end connector is provided to be capable of independently inserting into the first independent insertion groove and includes a first insulative housing, a first terminal position assurance member, a plurality of first terminals and a plurality of first conductive wires. The second cable-end connector is provided to be capable of independently inserting into the second independent insertion groove and includes a second insulative housing, a second terminal position assurance member, a plurality of second terminals and a plurality of second conductive wires. Therefore, convenience of assembling or detaching of the first cable-end connector and the second cable-end connector can be promoted.