Modular Built-up Drum with Interlocking Components

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Solution Overview

Problem

Conventional drums are cumbersome and inconvenient for transport due to their large size and weight, as well as their integral structure that cannot be easily disassembled for carrying or storage.

Innovation Solution

A built-up drum design featuring modular body components with jammed portions, inserting portions, and insertion slots allows for easy assembly and disassembly, reducing weight and simplifying structure, enabling convenient transport and expansion for different sizes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If conventional drums use integral drum bodies with firm combinations of drum bodies and drum faces, then structural strength and stability are improved, but portability and ease of transport deteriorate due to large size and weight

Engineering Contradiction:
Improvestructural strengthVSAvoidportability
Core Design Contradiction:
StrengthVSEase of operation

Solution Approach 1:

The drum body is divided into multiple separable components including a drum shell, drum face, and mounting structure. These components can be detached from each other, allowing the drum to be disassembled into smaller parts for easier carrying and storage while maintaining structural integrity when assembled

Inventive Principle:
Principle #1Segmentation

2Ease of manufacture

If conventional drums use integral drum bodies, then manufacturing simplicity is improved, but adaptability and versatility deteriorate due to fixed size

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidsize variability
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The drum is designed with separable components that can be reconfigured or combined in different ways, enabling the creation of drums in various sizes and configurations from the same basic parts, thus providing versatility while maintaining relatively simple manufacturing processes

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The standardized components (drum shells, drum faces, mounting structures) can be used across different drum configurations and sizes, allowing a single set of parts to serve multiple functions and create various drum types, enhancing adaptability without complicating manufacturing

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

3Stability of the object's composition

If conventional drums use firm combinations of drum bodies and drum faces, then structural stability is improved, but device complexity increases due to need for locking mechanisms

Engineering Contradiction:
Improvestructural stabilityVSAvoidlocking mechanism complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The mounting structure is designed as a separate component that simplifies the connection interface between the drum face and drum shell. This segmented approach allows for stable assembly through straightforward attachment mechanisms without requiring complex locking systems, as each component is optimized for its specific function

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS8193433B2Built-up drum
Publication Date: 2012.06.05 TAIWAN FALUN DAFA SOC
  • US8193433B2 patent drawing
  • US8193433B2 patent drawing
  • US8193433B2 patent drawing

AI summary

A built-up drum includes a drum body and two drum faces. The drum body includes a plurality of body components of which each includes a base, two jammed portions, an inserting portion and an insertion slot. One end of the base extends to form the inserting portion and the insertion slot is formed in the other end of the base. The inserting portion of each body component is inserted into the insertion slot of another body component, so that the body components define a profile of the drum body. A top face and a bottom face of the base respectively extend to form the jammed portions for being jammed on the drum faces. Accordingly, the present invention can simplify structure components, lighten the drum, and be easily disassembled and assembled for convenient carry. Further, the drum body is expandable for having different sizes, which is convenient for use.