Modular Tube Supporting Frame for Compact Transport Assembly

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Solution Overview

Problem

Conventional supporting frames for furniture are bulky, costly, and inefficient for transportation and storage due to their large volume and complex assembly processes.

Innovation Solution

A supporting frame design featuring four transversal and four longitudinal tubes with screw holes and three-way internal connecting units allows for easy assembly and disassembly, reducing transportation complexity and enabling cost-effective production and maintenance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If conventional supporting frames are designed as integral merchandize, then structural integrity is maintained, but volume increases and transportation efficiency decreases

Engineering Contradiction:
Improvestructural integrityVSAvoidframe volume
Core Design Contradiction:
Stability of the object's compositionVSVolume of moving object

Solution Approach 1:

The supporting frame is divided into multiple detachable elements including longitudinal tubes, transversal tubes, and connecting units. Each element can be separately manufactured, transported, and assembled, significantly reducing transportation volume while maintaining structural integrity through precise connection mechanisms with positioning holes and locking features.

Inventive Principle:
Principle #1Segmentation

2Ease of manufacture

If conventional frames are made as integral merchandize, then assembly simplicity is achieved, but cost increases and stock requirements increase

Engineering Contradiction:
Improveassembly simplicityVSAvoidframe structure complexity
Core Design Contradiction:
Ease of manufactureVSDevice complexity

Solution Approach 1:

The frame elements are designed as universal modular components that can be used in various configurations. The longitudinal and transversal tubes with standardized connecting units can form different frame structures (rectangular, square, or customized shapes) using the same basic elements, reducing manufacturing complexity and stock requirements while maintaining assembly simplicity.

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

3Ease of operation

If frames are designed for easy disassembly, then transportation efficiency improves, but connection reliability may deteriorate

Engineering Contradiction:
Improvedisassembly easeVSAvoidconnection reliability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The connecting units are pre-designed with positioning holes and alignment features that guide the insertion of longitudinal and transversal tubes. The screw holes and locking mechanisms are pre-positioned to ensure proper alignment and secure connection, making disassembly easy while maintaining connection reliability through precise preliminary positioning.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS8671644B2Supporting frame
Publication Date: 2014.03.18 HUANG TSUNG CHIEH
  • US8671644B2 patent drawing
  • US8671644B2 patent drawing
  • US8671644B2 patent drawing

AI summary

A supporting frame comprises four transversal supporting tubes, each of the transversal supporting tubes having two hollow ends; each two adjacent inner faces of each transversal supporting tube being formed with a screw hole; four longitudinal supporting tubes, each upper end of the longitudinal supporting tubes being a hollow end; moreover, each two adjacent inner faces of each longitudinal supporting tube being formed with respective screw holes; and a plurality of three-way internal connecting units; each three-way internal connecting unit having three inserting ends; each inserting end of the three-way internal connecting unit can be inserted into the hollow ends of the transversal supporting tube and the longitudinal supporting tube; thus by the longitudinal supporting tubes, the four transversal supporting tubes can be assembled as a rectangular upper frame and the four longitudinal supporting tubes being assembled as legs of the upper frame.