Detachable Axle for Building Blocks

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Solution Overview

Problem

Conventional axle building blocks are limited in versatility due to their protruding axles, making them unsuitable for use as general building blocks when not connected to wheels, restricting their combination possibilities.

Innovation Solution

A detachable axle design featuring an axial body with engaging and pivoting portions allows for attachment to general building blocks, enabling a moving function and easy separation, thus expanding the versatility of the blocks without limitations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the axle is formed on the outer surface of the axle building block, then the building block can provide a moving function when connected to wheels, but the protruding axle makes the building block unsuitable for use as a general building block, limiting versatility

Engineering Contradiction:
Improveversatility of building blockVSAvoidstructure of axle building block
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The axle building block is divided into two separate components: the building block itself and the detachable axle. The axle can be attached when moving function is needed and removed when general building use is required, allowing the building block to serve multiple purposes without permanent structural modifications.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The axle transitions from a static, permanently attached structure to a dynamic, detachable component. This allows the building block to adapt its configuration based on functional requirements - with the axle attached for movement and without it for general construction, enhancing versatility.

Inventive Principle:
Principle #15Dynamics

2Reliability

If the axle is permanently attached to the building block, then the moving function is maintained, but the building block cannot be used as a general building block without wheels, restricting combination possibilities

Engineering Contradiction:
Improvemoving functionVSAvoidcombination possibilities
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

By separating the axle from the building block into detachable components, the system allows the moving function to be reliably provided when needed (axle attached) while also enabling the building block to be used in general construction scenarios (axle removed), thus resolving the contradiction between reliability of function and versatility of use.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The building block is designed to serve multiple functions: it can be used as a general building block for static constructions and as a movable component when the axle is attached. This multi-functionality allows the same block to participate in various combination possibilities without being restricted to a single purpose.

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

3Adaptability or versatility

If the axle building block is designed for general building block use, then versatility is improved, but the protruding axle creates limitations in combination and usability

Engineering Contradiction:
Improveways of combinationVSAvoidusability as general building block
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The detachable axle design segments the functional components from the general building block, allowing the block to be used freely in various combinations when the axle is not needed. The axle can be attached only when specific moving functionality is required, eliminating the operational limitations caused by permanent protruding axles.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS9833724B2Detachable axle
Publication Date: 2017.12.05 T K CHIN CO LTD
  • US9833724B2 patent drawing
  • US9833724B2 patent drawing
  • US9833724B2 patent drawing

AI summary

A detachable axle comprises an axial body, two engaging portions, and two pivoting portions. The two engaging portions are respectively formed on two axial ends of the axial body, each of the engaging portions has an engaging groove, and the engaging groove is radially formed on the engaging portion. The two pivoting portions are respectively formed on the two engaging portions and extend outwards from the engaging portions. In use, the detachable axle is engaged with a general building block by the two engaging portions. The two pivoting portions extend out of the two sides of the building block and wheels are mounted around the two pivoting portions, so the building block has a moving function. The axial body and the building block could be separated to make the building block become the general combining type. The versatility of the general building block is expanded without any limitation.