Movable Protecting Sheets for Dust-Proof Socket Covers

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Solution Overview

Problem

Power sockets are prone to dust and debris accumulation, affecting their appearance and functionality, and are at risk of accidents due to error contacts and short circuits when unprotected.

Innovation Solution

A socket cover with movable protecting sheets that can be positioned to expose or cover the electrical connecting portions, providing protection against dust and potential accidents by sliding along a guided path and securing with a limiter.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the socket slots are left exposed for convenient plug insertion, then the ease of operation is improved, but dust and debris accumulate on the slots affecting appearance and quality

Engineering Contradiction:
Improveplug insertion convenienceVSAvoiddust and debris accumulation
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The protecting sheets are pre-installed on the socket body, covering the electrical connecting portions before any plug insertion occurs. This preliminary protective measure allows the slots to remain covered during non-use periods, preventing dust and debris accumulation while maintaining ready access when needed.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The protecting sheets are designed to be movable rather than fixed, allowing them to be dynamically adjusted between covering and exposed positions. This dynamic design enables the protecting sheets to be moved aside during plug insertion to maintain ease of operation, while automatically returning to cover the slots when not in use to prevent dust accumulation.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If the socket slots are left exposed for convenient plug insertion, then the ease of operation is improved, but the risk of accidents due to error contact and short circuits increases

Engineering Contradiction:
Improveplug insertion convenienceVSAvoidsafety protection against error contact
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The protecting sheets are pre-installed on the socket body, covering the electrical connecting portions before any plug insertion occurs. This preliminary protective measure prevents error contact and short circuits by maintaining coverage during non-use periods, while allowing convenient access when needed through movable design.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The protecting sheets are designed to be movable rather than fixed, allowing them to be dynamically adjusted between covering and exposed positions. This dynamic design enables the protecting sheets to be moved aside during plug insertion to maintain ease of operation, while automatically returning to cover the slots when not in use to prevent dust accumulation.

Inventive Principle:
Principle #15Dynamics

3Object-affected harmful factors

If protecting sheets are added to cover the electrical connecting portions, then the protection against dust and accidents is improved, but the device complexity increases

Engineering Contradiction:
Improvedust and debris accumulationVSAvoidsocket structure complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The protecting sheets are designed as separate, independent components that can be individually positioned and moved. This segmentation allows each protecting sheet to be independently controlled, simplifying the overall structure compared to a single complex covering mechanism, and enabling easy maintenance and replacement.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The protecting sheets serve as intermediary elements between the external environment and the electrical connecting portions. These intermediate components provide a simple buffer zone that prevents direct contact between dust/debris and the electrical contacts, reducing the need for complex sealing or filtering mechanisms.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS10084299B1Socket cover
Publication Date: 2018.09.25 HUANG CHIEN JUNG
  • US10084299B1 patent drawing
  • US10084299B1 patent drawing
  • US10084299B1 patent drawing

AI summary

A socket cover for covering a seat of a socket includes a body covering on the seat; the body having two recesses and two openings; the openings are positioned corresponding to the two electrical connecting portions so as to expose the two electrical connecting portions; two protecting sheets on the body; the each protecting sheet being movable along a first moving path and between an open position and a close position; a direction of the first moving path being parallel to axes of the two protecting sheets; and wherein when the protecting sheet is positioned in the recess, it is at the open position; and when the protecting sheet moves to the close position, it will cover a respective one of the two electrical connecting portions. The recesses and the protecting sheets are arranged on an outer side of the body or an inner side of the body.