Building Module Connector Spigot and Fixing Plate

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Solution Overview

Problem

Existing connector systems for building modules are complex and require different connector elements for varying spacings, limiting flexibility and increasing costs due to the need for custom casting.

Innovation Solution

A connector system featuring a spigot and a separate load-bearing fixing plate, allowing for adjustable connections without changing other parts, using a spigot with a tapered shape for alignment and a load-bearing plate for secure positioning, facilitated by a close fit and additional fastening systems for enhanced stability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a single casting connector element is used to determine module spacing, then the connection is structurally sound, but the system becomes inflexible and requires custom castings for different spacings

Engineering Contradiction:
Improvemodule spacing flexibilityVSAvoidconnector system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The connector element is divided into separate components: a spigot with standardized dimensions and separate connector blocks, replacing the previous single casting design. This segmentation allows the spigot to remain constant while only the connector blocks need adjustment for different spacings, reducing casting complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The spigot is designed as a universal component with standardized dimensions that can be used across all module connections regardless of spacing requirements. This multi-functional element eliminates the need for custom castings for different spacings, as the same spigot can be used with different connector block configurations.

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

2Adaptability or versatility

If different connector elements are cast for different spacings, then the connection adapts to various module arrangements, but manufacturing costs and complexity increase

Engineering Contradiction:
Improvespacing configuration flexibilityVSAvoidconnector manufacturing simplicity
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

By separating the connector into a standardized spigot and adjustable connector blocks, the system eliminates the need to cast entirely different elements for various spacings. Only the connector blocks require modification, simplifying the manufacturing process.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system allows spacing adaptation by changing the parameters of the connector blocks rather than recasting the entire connector element. This parameter adjustment approach maintains manufacturing simplicity while achieving spacing flexibility.

Inventive Principle:
Principle #35Parameter changes

3Device complexity

If a single casting connector is used, then the structure is simplified, but the system cannot easily accommodate different module spacings

Engineering Contradiction:
Improveconnector structure simplicityVSAvoidspacing adjustment capability
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The connector is segmented into a simple, standardized spigot and separate connector blocks. This segmentation maintains the simplicity of the basic spigot structure while adding the flexibility of interchangeable connector blocks for different spacings.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The connector blocks serve as intermediary elements between the standardized spigot and the building modules. These intermediaries provide the spacing adjustment capability without complicating the fundamental spigot design.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS8549796B2Connector system for building modules
Publication Date: 2013.10.08 CIMC MODULAR BUILDING SYST HLDG CO LTD
  • US8549796B2 patent drawing
  • US8549796B2 patent drawing
  • US8549796B2 patent drawing

AI summary

A building includes first and second building modules connected together by a connector system. The connector system comprises a first connector block (51) fixed to the first building module, a second connector block (52) fixed to the second building module, a load bearing fixing plate (63) interposed between the first and second building modules and projecting outwardly therefrom, and a spigot (61) that passes through an opening in the fixing plate (63), projecting on one side of the plate into an opening in the first connector block (51) and projecting on the opposite side of the plate into an opening in the second connector block (52).