Modular Sofa Dismounting Structure to Reduce Packaging Volume
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Solution Overview
Problem
The existing multifunctional sofas have large packaging volumes due to integrally mounted wood frames and numerous dismounting and mounting accessories, making logistics transportation inefficient and assembly difficult.
Innovation Solution
A dismounting and mounting structure featuring a seat frame with movably mounted foot plate, symmetrically arranged slots, an insertion block, and a telescopic structure between inner and outer armrests, which allows for detachable and foldable components, reducing packaging volume and simplifying assembly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If wood frames are integrally mounted, then structural strength is improved, but packaging volume increases and logistics transportation becomes inefficient
Solution Approach 1:
The sofa structure is divided into separate modular components including seat frames, back frames, armrests, and connecting pieces that can be assembled from individual parts rather than as an integral unit. This segmentation reduces packaging volume while maintaining structural integrity through designed connection mechanisms.
Solution Approach 2:
Components are designed to nest within each other during storage and transportation, with armrests fitting into seat frames and connecting pieces storing within structural cavities. This nesting arrangement minimizes packaging volume while preserving the ability to assemble a structurally strong complete sofa.
2Adaptability or versatility
If many dismounting and mounting accessories are provided, then adaptability is improved, but mounting difficulty increases
Solution Approach 1:
Multiple mounting and dismounting functions are combined into integrated connection structures that perform both attachment and detachment operations through unified mechanisms. This reduces the number of separate accessories needed while maintaining adaptability and simplifying the mounting process for consumers.
Solution Approach 2:
The connecting structures are designed with universal functionality to handle both mounting and dismounting operations, as well as accommodate different assembly configurations. This multi-functionality reduces the variety of specialized accessories required while preserving adaptability across different assembly scenarios.
Data Source
AI summary
A multifunctional sofa dismounting and mounting structure includes a seat frame, where a foot plate is movably mounted inside the seat frame by slotting, two slots are symmetrically mounted on both sides of the seat frame, an insertion block is movably mounted inside the two slots, the insertion block is slidably fitted with an inner wall of the slot, an inner armrest is fixedly mounted on a side of the insertion block away from the slot, an outer armrest is movably mounted on a side of the inner armrest away from the insertion block, and a telescopic structure is provided between the inner armrest and the outer armrest.


