Modular Stacking Display Case with Tongue-and-Groove Assembly
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Solution Overview
Problem
Existing display cases for specialty items like stickers or decals are difficult to assemble and disassemble, making them inefficient for shipping and reassembly by retailers and consumers.
Innovation Solution
A four-sided, multi-level stacking display case with a top section, middle sections, and a bottom section, each featuring uniform attachments that allow for easy assembly and disassembly, utilizing protruding tongues and grooves for secure stacking and adjustable height configurations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If display cases are designed as complete units for shipping, then structural stability is improved, but assembly and disassembly difficulty increases
Solution Approach 1:
The display case is divided into multiple separable sections (base section, middle sections, top section) that can be independently handled during shipping and assembly. Each section contains complete functional elements (panels, bins, attachments) that maintain structural integrity when separated, resolving the contradiction between shipping stability and assembly ease by enabling the case to be both a stable complete unit and easily disassembled into stable component sections.
2Strength
If display cases use complex attachment mechanisms, then connection strength is improved, but assembly time increases
Solution Approach 1:
The attachment mechanism uses self-aligning features where protruding tongues on one section automatically fit into corresponding grooves on adjacent sections without requiring precise manual alignment or additional fastening steps. The design provides self-guiding edges and complementary geometries that guide components into proper positions during assembly, achieving strong connections while minimizing assembly time through self-servicing attachment.
3Ease of manufacture
If display cases are designed as fixed single-height units, then manufacturing simplicity is improved, but adaptability decreases
Solution Approach 1:
The display case uses standardized middle sections with uniform attachment interfaces that can be interchangeably positioned between the base and top sections. This universal design allows the same middle section component to serve multiple height configuration needs, enabling a single manufacturing process to produce sections that adapt to various final assembly heights and retail display requirements.
4Manufacturing precision
If display cases use non-uniform attachments for each section, then connection precision is improved, but device complexity increases
Solution Approach 1:
The attachment mechanism employs uniform protruding tongue and groove interfaces across all section types (base, middle, top sections). This homogeneous design maintains precise alignment through consistent geometries while reducing device complexity by eliminating the need for different attachment types for different sections. The repeating pattern of standardized attachments simplifies manufacturing and assembly while preserving alignment precision.
Data Source
AI summary
A four-sided stacking display case with multiple sections that can be easily assembled and disassembled. The top section has a uniform bottom attachment, the middle sections have a uniform top attachment and a uniform bottom attachment, and the bottom section has a uniform top attachment. All uniform top attachments are the same and consist of four panels attached in an offset cross pattern where each panel has a groove, and all uniform bottom attachments are the same and consist of four panels attached in an offset cross pattern where each panel has a protruding tongue, where the four tongues insert into and attach to the four grooves, so that the sections are easily attached or detached.