Detachable folding bed frame, bed, and sofa

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Solution Overview

Problem

Traditional bed frames are bulky and inconvenient for single-person households due to their fixed connections, requiring multiple people for transportation and recycling, and existing foldable designs do not address the issue of disassembly for easy transportation.

Innovation Solution

A detachable folding bed frame with a frame comprising a headboard frame, transverse supporting frame, and longitudinal supporting frames that are foldable and detachably connected, allowing for separate transportation and assembly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If traditional bed frames use fixed connections between support panels and headboard frame, then structural stability is improved, but transportation convenience deteriorates

Engineering Contradiction:
Improvestructural stabilityVSAvoidtransportation convenience
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The bed frame is divided into multiple detachable modules including headboard frame, footboard frame, longitudinal supporting frames, and transverse supporting frames. Each module can be independently separated and transported, solving the transportation convenience issue while maintaining structural integrity when assembled.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The connection between frame components transitions from fixed to dynamic/detachable. Quick-connect mechanisms allow the bed frame to be easily assembled and disassembled, providing both stability during use and convenience during transportation.

Inventive Principle:
Principle #15Dynamics

2Volume of moving object

If foldable bed frames use integrated structures, then storage space is reduced, but disassembly convenience deteriorates

Engineering Contradiction:
Improvestorage spaceVSAvoiddisassembly convenience
Core Design Contradiction:
Volume of moving objectVSEase of operation

Solution Approach 1:

The integrated foldable structure is segmented into multiple detachable modules. Each module can be folded independently and then detached from others, allowing for compact storage while enabling easy disassembly for transportation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The longitudinal supporting beams are extracted as separate detachable components from the main frame structure. These beams can be removed independently after folding, further reducing storage space requirements and improving disassembly convenience.

Inventive Principle:
Principle #2Taking out (Extraction)

3Ease of operation

If bed frame components are detachably connected, then transportation convenience is improved, but structural complexity deteriorates

Engineering Contradiction:
Improvetransportation convenienceVSAvoidstructural complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

Standardized quick-connect mechanisms are used across all frame components, allowing the same connection method to be applied universally to different modules. This reduces the complexity of implementing detachable connections throughout the structure.

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

Solution Approach 2:

Connection points and interfaces are pre-designed and pre-positioned on each component during manufacturing. This preliminary preparation simplifies the assembly and disassembly process, reducing the operational complexity despite the detachable nature of the structure.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20250325114A1Detachable folding bed frame, bed, and sofa
Publication Date: 2025.10.23 LENG LUHAO
  • US20250325114A1 patent drawing
  • US20250325114A1 patent drawing
  • US20250325114A1 patent drawing

AI summary

A detachable folding bed frame comprises a frame and a plurality of longitudinal supporting beams. The frame comprises a headboard frame, a transverse supporting frame parallel to the headboard frame, and two longitudinal supporting frames arranged opposite to each other. The headboard frame, the transverse supporting frame, and the two longitudinal supporting frames are configured to be foldable, and the transverse supporting frame and the headboard frame are arranged opposite to each other. Two ends of each of the two longitudinal supporting frames are respectively buckled to the headboard frame and the transverse supporting frame, and the plurality of longitudinal supporting beams are arranged in parallel to each other. Each of the plurality of longitudinal supporting beams is detachably connected to the transverse supporting frame and the headboard frame.