Snap-Fit Fabric Building Module for Flush, Recyclable Booth Assembly

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Solution Overview

Problem

Existing exhibition booth and advertising platform components are non-recyclable, require time-consuming assembly and disassembly, and suffer from installation errors and damage to decorative elements due to impact.

Innovation Solution

A snap-fit fabric building module comprising a frame with upper, lower, left, and right profiles, and corner connectors, allowing for quick assembly and disassembly of lining and light boards within the frame without protrusion, using positioning pins, bolts, and locks for precise alignment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If welding, bonding, or bolt connection is used to connect module frames, then the connection strength is improved, but the assembly and disassembly time increases significantly

Engineering Contradiction:
Improveconnection strengthVSAvoidassembly and disassembly time
Core Design Contradiction:
StrengthVSLoss of time

Solution Approach 1:

The connection system is segmented into separate functional components: positioning pins for alignment, positioning bolt holders for securing, and corner connectors for joint formation. This segmentation allows each component to perform its specific function efficiently, enabling quick assembly and disassembly while maintaining connection strength.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The connection system transitions from static permanent connections (welding, bonding) to dynamic reversible connections. The positioning pins and bolt holders can be inserted and removed easily, allowing the frame structure to be dynamically assembled and disassembled multiple times without compromising connection integrity.

Inventive Principle:
Principle #15Dynamics

2Strength

If welding, bonding, or bolt connection is used to connect module frames, then the connection strength is improved, but the labor and material resources consumed increase

Engineering Contradiction:
Improveconnection strengthVSAvoidlabor and material resources
Core Design Contradiction:
StrengthVSLoss of substance

Solution Approach 1:

The positioning pins and corner connectors are designed to self-align and self-secure through their geometric features. The positioning pins automatically guide the alignment of frame members, and the corner connectors self-lock into place, eliminating the need for additional labor-intensive operations like welding or extensive bolting.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The positioning pins and connectors are designed as simple, inexpensive components that can be easily replaced if needed. Their simple geometry and lack of complex manufacturing requirements make them cost-effective compared to permanent connection methods that consume expensive materials like weld rods or adhesives.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

3Strength

If welding, bonding, or bolt connection is used to connect module frames, then the connection strength is improved, but the installation precision decreases due to error accumulation

Engineering Contradiction:
Improveconnection strengthVSAvoidinstallation precision
Core Design Contradiction:
StrengthVSManufacturing precision

Solution Approach 1:

The positioning pins are designed with precise geometric features that pre-establish the correct alignment and position of frame members before final connection. This preliminary positioning action ensures that all subsequent connections occur at the correct locations, preventing error accumulation and achieving high installation precision.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system replaces complex mechanical alignment procedures with simple geometric constraint features. The positioning pins and corner connectors use their shapes and mating features to automatically enforce correct positioning, eliminating the need for measurements, adjustments, and corrections that characterize traditional mechanical connection methods.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

4Stability of the object's composition

If multiple frames with connectors are assembled before installing external decorative panels, then the structural integrity is improved, but the assembly complexity and time increase

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

Solution Approach 1:

The structural frame components and decorative panel mounting features are merged into a unified design. The corner connectors and positioning features serve dual purposes: providing structural connection and enabling decorative panel installation. This merging eliminates separate assembly stages and reduces overall complexity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The frame components are designed with universal features that serve multiple functions. The positioning pins and corner connectors not only provide structural integrity but also serve as mounting points for decorative panels. This multi-functionality reduces the number of separate components and assembly operations required.

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

5Shape

If facial decoration parts protrude from the frame module, then the aesthetic appearance is improved, but the susceptibility to impact damage increases

Engineering Contradiction:
Improveaesthetic appearanceVSAvoidimpact damage susceptibility
Core Design Contradiction:
ShapeVSObject-affected harmful factors

Solution Approach 1:

The decorative panels are nested within the frame structure rather than protruding from it. The panels are positioned inside the boundaries defined by the frame members, creating a protected configuration where the frame acts as a protective shell. This nesting arrangement maintains aesthetic appearance while reducing vulnerability to impact damage.

Inventive Principle:
Principle #7Nested doll (Nesting)

Data Source

PatentUS20250250795A1Snap-fit fabric building module
Publication Date: 2025.08.07 HE GUANGHUI
  • US20250250795A1 patent drawing
  • US20250250795A1 patent drawing
  • US20250250795A1 patent drawing

AI summary

This invention provides a snap-fit building module, which includes frame, lining board and light board. The frame comprises upper profile, lower profile, left profile, right profile, and four corner connectors. Two decorative planes are formed on either side of frame. The upper, lower, left, and right profiles and the four corner connectors are connected via mounting holes 1. The lining board and light board can be selectively installed within frame without protruding beyond decorative planes. The lining board and light board are connected to frame through mounting holes 1 and 2. Advantages of the utility model include: recyclability; environmental friendliness; quick and easy disassembly/assembly; accurate installation positioning with minimal error; a flush appearance of the booth walls, and the ability to install the lining board and light board within frame without protruding beyond decorative planes, thereby minimizing risk of damage to lining board and light board due to impact.