Pull Tie Connector Anti-Touch Cover for False Unlock Prevention

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Solution Overview

Problem

The passive part of existing pull tie connectors is exposed and prone to accidental release due to external forces, leading to false unlocking.

Innovation Solution

An anti-false-touch pull tie connector with an insulation body, sheathing case, lock component, and anti-touch cover that shields the passive part, preventing accidental release.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the passive part of the lock structure is directly exposed to the exterior for easy operation, then the ease of operation is improved, but the reliability deteriorates due to accidental external forces causing false unlocking

Engineering Contradiction:
Improveease of operationVSAvoidreliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The anti-touch cover is nested within the insulation body, creating a protective enclosure for the passive part. The passive part remains accessible through a designed opening in the anti-touch cover, allowing operation while preventing accidental contact from external forces.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The anti-touch cover acts as an intermediary between the passive part and external forces. It allows intentional operation through its opening design while blocking accidental external forces, thus mediating between ease of operation and reliability requirements.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If the passive part is shielded by an anti-touch cover to prevent false touching, then the reliability is improved, but the device complexity increases

Engineering Contradiction:
ImprovereliabilityVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The anti-touch cover is integrated with the insulation body as a unified structure, reducing the need for separate protective components. This merging approach adds minimal complexity while achieving the reliability improvement of preventing false unlocking.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The anti-touch cover serves multiple functions: it protects the passive part from accidental external forces, maintains the insulation properties, and allows intentional operation through its opening. This multi-functionality reduces the need for additional components, thereby limiting the increase in device complexity.

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

Data Source

PatentUS20250329964A1Anti-false-touch pull tie connector
Publication Date: 2025.10.23 ZHEJIANG ZHAOLONG INTERCONNECT TECH CO LTD
  • US20250329964A1 patent drawing
  • US20250329964A1 patent drawing
  • US20250329964A1 patent drawing

AI summary

An anti-false-touch pull tie connector connected to a pull tie, includes: an insulation body having a conductive tongue piece; a sheathing case sheathing the insulation body; a lock component disposed in the insulation body and having a passive part, the passive part is connected to the pull tie; and an anti-false-touch structure disposed in the insulation body and having an anti-touch cover, the anti-touch cover correspondingly shields the passive part. Accordingly, an advantage of preventing the passive part from being falsely touched by an external force is provided, and a situation of being accidentally and falsely unlocked is avoided.