Detachable Extension Socket Frame to Prevent Table Cracking

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Solution Overview

Problem

Existing extension sockets fixed to tables with screws can cause the table to crack and the installation process is cumbersome, requiring tools and repeated tightening and loosening.

Innovation Solution

A detachable extension socket assembly featuring a frame with perforating holes and a buckle structure that allows the extension socket body to be securely connected and disconnected without screws, using a movable block and position limiting parts for stable attachment and easy repositioning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If screws are used to fix the extension socket to the table, then the extension socket is securely fixed, but the table may crack around the screws and the installation is cumbersome

Engineering Contradiction:
Improvefixing strengthVSAvoidinstallation convenience
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The invention divides the fixing system into two independent parts: a frame that is fixed to the table (bearing the mechanical stress) and an extension socket body that is detachably connected to the frame. This segmentation allows the table to be fixed securely without repeatedly tightening and loosening screws, thereby preventing cracks while maintaining installation convenience.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The frame acts as an intermediary component between the table and the extension socket body. It absorbs the mechanical stress of fixing to the table, eliminating the need to repeatedly tighten and loosen screws on the table itself, thus preventing cracks while enabling easy installation and removal of the extension socket.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Stability of the object's composition

If screws are used to fix the extension socket to the table, then the extension socket is securely fixed, but repeated tightening and loosening of screws is required for movement or reinstallation

Engineering Contradiction:
Improvefixing stabilityVSAvoidinstallation time
Core Design Contradiction:
Stability of the object's compositionVSLoss of time

Solution Approach 1:

The fixing system is segmented into a permanently fixed frame and a detachably connected extension socket body. The frame provides stable fixing to the table using screws only once during installation, while the extension socket body can be easily detached and reattached without requiring repeated screw operations, thus saving time while maintaining stability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The frame is preliminarily fixed to the table with screws during the initial installation. This preliminary action establishes a stable base that eliminates the need for repeated screw tightening and loosening when moving or reinstalling the extension socket, thereby reducing time loss while ensuring fixing stability.

Inventive Principle:
Principle #10Preliminary action

3Strength

If screws are used to fix the extension socket to the table, then the extension socket is securely fixed, but tools are required and the operation is cumbersome

Engineering Contradiction:
Improvefixing strengthVSAvoidinstallation complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The fixing system is divided into a frame (fixed with screws to the table) and an extension socket body (detachably connected to the frame). This segmentation allows the complex screw-fixing operation to be performed only once on the frame, while the extension socket body can be easily attached and detached without tools, thereby reducing installation complexity while maintaining fixing strength.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The frame serves as an intermediary that absorbs the complexity of screw-based fixing. Once the frame is installed with screws, the extension socket body can be easily attached and detached from the frame without requiring tools, thus eliminating the need for repeated tool-based operations and reducing overall installation complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12155159B1Detachable extension socket assembly
Publication Date: 2024.11.26 LIANG CAN
  • US12155159B1 patent drawing
  • US12155159B1 patent drawing
  • US12155159B1 patent drawing

AI summary

A detachable extension socket assembly includes an extension socket body and a frame. The frame is configured for fixing to an external component. The frame is provided with a perforating hole. The extension socket body is equipped with a position limiting part. The extension socket body at least partially passes through the perforating hole. The position limiting part abuts against the frame. In the present invention, the frame is configured for fixing to a table, and the extension socket body is detachably connected to the frame. Therefore, when the extension socket body is needed in other positions, the extension socket body can be separated from the frame, facilitating movement of the extension socket body, and solving the existing problems that installing the extension socket on a wooden table with screws can easily cause the table to crack around the screws and the installation is cumbersome.