Modular Scaffold Connector for Mixed Diameter Posts

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Solution Overview

Problem

Modular scaffolds face challenges in compatibility and increased costs when combining vertical posts with different diameters, requiring special components and altering grid dimensions, which complicates assembly and integration of non-system components.

Innovation Solution

A connector with a tube section having varying diameters and a connector element that allows for the connection of vertical posts and horizontal or diagonal braces, eliminating the need for special components by maintaining specified grid dimensions, thereby simplifying integration and reducing costs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If vertical posts with different tube diameters are combined in a modular scaffold, then the load-bearing capacity requirements can be met, but the compatibility with standardized scaffold components is lost and special components are required

Engineering Contradiction:
Improveload-bearing capacityVSAvoidcompatibility with standardized scaffold components
Core Design Contradiction:
StrengthVSAdaptability or versatility

Solution Approach 1:

The connector acts as an intermediary component between vertical posts of different diameters. The connector tube has a first section with a first outer diameter that connects to a vertical post with a corresponding first outer diameter, and a second section with a second outer diameter that connects to a vertical post with a corresponding second outer diameter. This mediator component enables compatibility between posts of different sizes without requiring special components for each diameter combination.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The connector tube is segmented into multiple sections with different outer diameters along its length. Each section is designed to connect to vertical posts of specific diameters. This segmentation allows the single connector to interface with multiple post sizes, maintaining grid dimensions and compatibility with standardized scaffold components while supporting different load-bearing requirements.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If special components are used to mediate between different tube diameters, then compatibility is achieved, but material input and assembly effort increase

Engineering Contradiction:
ImprovecompatibilityVSAvoidnumber of scaffold components
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The invention merges the functions of multiple specialized connectors into a single multi-sectional connector tube. Instead of requiring separate adapter components for each diameter transition, one connector with multiple diameter sections performs all necessary transitions. This reduces the total number of components needed and simplifies assembly while maintaining full compatibility across different post diameters.

Inventive Principle:
Principle #5Merging (Combining)

3Strength

If the tube outer diameter of vertical posts is changed, then load requirements can be met, but the distances or clear dimensions between posts change, affecting compatibility

Engineering Contradiction:
Improveload requirementsVSAvoiddistances or clear dimensions between posts
Core Design Contradiction:
StrengthVSLength of stationary object

Solution Approach 1:

The connector tube parameters (outer diameter of different sections) are changed to accommodate different vertical post diameters while maintaining the overall grid dimensions. The first section has parameters matched to the first vertical post, and the second section has parameters matched to the second vertical post, allowing the connector to bridge diameter differences without altering the external grid geometry or clear dimensions between posts.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20240052649A1Connector for a modular scaffold, modular scaffold, method for producing a modular scaffold, and use of a connector
Publication Date: 2024.02.15 PERI GMBH
  • US20240052649A1 patent drawing
  • US20240052649A1 patent drawing
  • US20240052649A1 patent drawing

AI summary

A connector for a modular scaffold, having a connector tube having a tube section with enlarged outer and/or inner diameter at least at one end, preferably at both ends, for connection to at least one vertical post, as well asa connector element which has at least one receiving recess for connection to at least one horizontal beam and/or a diagonal brace,wherein the connector element is fastened to the connector tube either indirectly via an extension arm or directly on the outer circumference.A modular scaffold, a method of manufacturing a modular scaffold and a use of a connector within a modular scaffold.