Modular Spring Connecting Structure for Detachable Mattress Assembly

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Solution Overview

Problem

Existing elastic bed mattresses with individually packaged springs are difficult to disassemble, transport, and clean, leading to instability and reduced durability due to weak detachable connections between springs and mounting racks.

Innovation Solution

A spring connecting structure with a mounting rack and elastic modules that allow detachable assembly, featuring sliding paths and mounting rails for stable mounting, enabling easy disassembly and firm connection, and a mesh structure for enhanced stability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If springs are packaged in independent pockets and covered with foam rubber to form an elastic bed mattress, then the mattress provides good comfort and support, but it cannot be disassembled or easily transported

Engineering Contradiction:
Improvedisassembly capabilityVSAvoidstructural integrity
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The patent divides the elastic mattress into modular components: mounting racks that form a frame structure, elastic modules containing springs that can be independently installed, and removable fabric covers. This segmentation allows the mattress to be disassembled into transportable parts while maintaining structural integrity when assembled, resolving the contradiction between disassembly capability and structural stability.

Inventive Principle:
Principle #1Segmentation

2Ease of operation

If detachable elastic components are installed in the bed mattress to facilitate transportation and cleaning, then the mattress can be disassembled, but the detachable connection between springs and mounting rack is not firm resulting in poor stability

Engineering Contradiction:
ImprovedetachabilityVSAvoidconnection stability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent implements a nested connection structure where the elastic module is inserted into a mounting portion of the mounting rack. The mounting portion includes a mounting cavity that receives the elastic module, with positioning structures that nest together to create a firm detachable connection. This nested design allows easy installation and removal while maintaining connection stability during use.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The patent introduces mounting racks as an intermediary component between the springs (elastic modules) and the overall mattress structure. The mounting rack provides a stable framework with mounting portions that securely hold the elastic modules, enabling both detachability for transport/cleaning and firm connection for stability during use.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If springs are individually packaged in independent pockets, then each spring can move independently to fit body curves, but the mattress cannot be disassembled for cleaning or relocation

Engineering Contradiction:
Improvespring independenceVSAvoidtransportability
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent segments the mattress into modular elastic modules, each containing springs that can move independently within their module. These modules are mounted on a detachable rack system, allowing the entire mattress to be disassembled for transport while maintaining spring independence for body contouring support.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentEP4616768A1Spring connecting structure
Publication Date: 2025.09.17 NEW TEC INTEGRATION (XIAMEN) CO LTD
  • EP4616768A1 patent drawingFigure 1
  • EP4616768A1 patent drawingFigure 2
  • EP4616768A1 patent drawingFigure 3

AI summary

A spring connecting structure, it comprises a mounting rack (30) and one or more elastic modules (2), the mounting rack (30) comprises one or more mounting frames (1), the one or more mounting frames (1) comprise a plurality of longitudinal extending portions (10) and one or more connecting portions (11), the one or more connecting portions (11) are disposed between the plurality of longitudinal extending portions (10) and disposed between the plurality of longitudinal extending portions (10) and one or more side beams (14) of the one or more mounting frames (1), the one or more elastic modules (2) comprise one or more upper covers (22) and one or more bases (21), the one or more upper covers (22) are used as one or more supporting surfaces, the one or more bases (21) are used as one or more connecting ends to be connected to the one or more mounting frames (1), the one or more bases (21) of the one or more elastic modules (2) comprise one or more sliding paths (211), the plurality of longitudinal extending portions (10) comprise a plurality of mounting portions (101), the plurality of mounting portions (101) comprise one or more mounting sliding rails (1010) and one or more positioning portions (1020) to enable the one or more elastic modules (2) to be positioned at a mount position. A distance between two adjacent mounting sliding rails (1010) of the one or more mounting sliding rails (1010) on the mounting rack (30) is greater than a size of a corresponding one of the one or more upper covers (22) of the one or more elastic modules (2), and the one or more sliding paths (211) cooperate with and are positioned at the one or more mounting sliding rails (1010) to enable the one or more elastic modules (2) to be detachably mounted on the one or more mounting frames (1) .