Plug Connector Casing Cable Bracket Latching Mechanism

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Solution Overview

Problem

Existing plug connector casings face challenges in securely attaching electric cables, with methods like cable ties being difficult to install and requiring destruction for removal, and multi-part cable brackets complicating production and installation.

Innovation Solution

A plug connector casing with a separate, releasably latched cable bracket that integrates with a cable support, featuring latch elements and a guide slot for easy installation and removal without destruction, ensuring consistent tension and preventing foreign body intrusion.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a cable tie is used to secure the cable to the plug connector casing, then the cable is held securely, but the installation process becomes difficult and time-consuming, and the cable tie cannot be removed without destruction

Engineering Contradiction:
Improvecable securing reliabilityVSAvoidinstallation ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The cable securing mechanism is divided into separate functional elements: a cable bracket with latch element and a cable support with guide slot. This segmentation allows the cable bracket to be easily inserted and latched onto the cable support, providing secure cable holding while enabling simple installation and removal without destruction

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The cable bracket is designed with a movable latch element that can be inserted into and engaged with the guide slot of the cable support. This dynamic mechanism allows the cable bracket to transition from a free state to a locked state, providing secure cable securing while enabling easy installation by simply sliding the latch element into place

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If a multi-part cable bracket is used to secure the cable, then the cable can be held securely and removed without destruction, but the production and installation processes become more complex

Engineering Contradiction:
Improvecable removal capabilityVSAvoidcable bracket structure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The cable bracket and cable support are designed as integrated components that work together as a unified securing mechanism. The latch element of the cable bracket engages with the guide slot of the cable support, creating a combined structure that secures the cable while remaining simple in design and easy to manufacture and install

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If the cable bracket is firmly attached to the cable support, then the cable is securely held with consistent tension, but the installation and removal processes become more difficult

Engineering Contradiction:
Improvecable tension consistencyVSAvoidinstallation and removal ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The cable bracket features a movable latch element that can be easily inserted into and engaged with the guide slot of the cable support. This dynamic engagement provides firm attachment and consistent cable tension when locked, while allowing simple installation by sliding the latch element into place and easy removal by disengaging the latch from the slot

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS10116088B2Plug connector casing and plug connector
Publication Date: 2018.10.30 LISA DRAXLMAIER GMBH
  • US10116088B2 patent drawing
  • US10116088B2 patent drawing
  • US10116088B2 patent drawing

AI summary

The present disclosure relates to a plug connector casing adapted for use as a vehicle plug connector. In one implementation, the plug connector casing may include a main body made of plastic and a casing lock that is displaceable relative to the main body along a plugging direction. In some implementations, the plug connector casing may be equipped with a cable bracket that is capable of being releasably latched to a cable support that is integral with the main body, extends from an end face of the main body past the casing lock, and has one or more latch elements adjacent thereto. The present disclosure also relates to a plug connector provided with a plug connector casing of this type.