Rotatable Power Connector With Handle-Driven Insulating Member

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Solution Overview

Problem

The existing power connectors in electronic devices require multiple controls to open or close, increasing production costs and compromising device profile minimization.

Innovation Solution

A power connector design featuring a socket, insulating member, handle, blocking plate, and plug, where the handle's rotation relative to the socket allows or disallows electrical connection through the insulating member, eliminating the need for additional circuit elements to control power delivery.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If multiple controls are used to open or close the power connector, then the power connector can be reliably controlled, but the production cost increases and the device profile cannot be minimized

Engineering Contradiction:
Improvepower connector control reliabilityVSAvoidnumber of control elements
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines the control function directly into the plug structure itself. The plug includes a control element that integrates the switching function, eliminating the need for separate control components. This merging of functions reduces device complexity while maintaining reliable control over power connector operation.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The plug is designed to perform multiple functions: electrical connection and control operation. The control element within the plug can open or close the power connector, making the plug a multi-functional component that eliminates the need for dedicated control structures, thereby reducing overall device complexity.

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

2Reliability

If multiple controls are used to open or close the power connector, then the power connector can be reliably controlled, but the production cost increases

Engineering Contradiction:
Improvepower connector control reliabilityVSAvoidproduction cost
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

By merging the control function into the plug structure, the patent reduces the total number of components that need to be manufactured and assembled. This integration simplifies the manufacturing process and reduces production costs while maintaining reliable control functionality.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The multi-functional plug design reduces component count, which directly lowers production costs. The control element integrated into the plug eliminates the need for separate control components, reducing both material costs and assembly complexity.

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

3Ease of operation

If additional circuit structures are used to control power delivery, then the power connector can be opened or closed, but the device profile cannot be minimized

Engineering Contradiction:
Improvepower connector switching capabilityVSAvoiddevice profile
Core Design Contradiction:
Ease of operationVSVolume of moving object

Solution Approach 1:

The patent merges the control functionality into the existing plug structure, eliminating the need for additional circuit elements. This integration maintains the power connector switching capability while avoiding the space that would be required for separate control circuits, thus minimizing the device profile.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The plug serves dual purposes: electrical connection and control operation. By making the plug multi-functional, the design eliminates the need for additional circuit structures, thereby reducing the overall device volume while preserving full switching capability.

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

Data Source

PatentUS8079856B2Rotatable power connector
Publication Date: 2011.12.20 NANNING FUGUI PRECISION IND CO LTD
  • US8079856B2 patent drawing
  • US8079856B2 patent drawing
  • US8079856B2 patent drawing

AI summary

A power connector includes a socket, an insulating member, a handle, a plug, and a blocking plate mounted between the handle and the insulating member to limit movement of the insulating member. The insulating member is received in the socket and includes a first through hole extending therethrough and an opening communicating with the first through hole. The handle includes a second through hole for receiving a part of the insulating member and with a diameter thereof being less than an outer diameter of the part of the insulating member so that the insulating member can rotate with the handle. The plug includes an end portion and an inserting portion received in the first through hole. Rotation of the handle with the insulating member relative to the socket either allows or disallows an electrical connection to be established between the socket and the inserting portion via the opening.