Fortifying Shelf Flange for Tool-Free Modular Support Assembly
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Solution Overview
Problem
Existing modular support assemblies, such as shelving, are time-consuming to assemble and disassemble, require special tools, and have limited weight-bearing capacity due to the rigidity of blow-molded horizontal panels, which also necessitate complex mold designs and excessive material usage.
Innovation Solution
A modular support assembly featuring a horizontal panel with a fortifying flange connected to the side, allowing for tool-free assembly and disassembly, and utilizing blow-molded vertical and horizontal members with protrusions and cavities for enhanced support, minimizing material requirements and mold complexity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Weight of moving object
If blow-molded horizontal panels are used, then the structure is lightweight and durable, but the weight-bearing capacity is limited due to rigidity constraints
Solution Approach 1:
The horizontal panel is segmented into a main panel body and separate flange components that can be attached to the vertical support members. This segmentation allows the panel to maintain its lightweight blow-molded construction while adding localized reinforcement elements at the connection points, thereby improving weight-bearing capacity without increasing overall panel weight.
Solution Approach 2:
Reinforcement elements such as flanges or stiffening ribs are pre-formed and integrated into the horizontal panel design before assembly. This preliminary preparation ensures that the panel has enhanced structural strength at critical locations prior to installation, allowing it to bear heavier loads while maintaining the lightweight advantage of blow-molded construction.
2Strength
If complex mold designs are used to strengthen panels with beams and ribs, then weight-bearing capacity improves, but manufacturing complexity and material usage increase
Solution Approach 1:
Instead of incorporating complex beams and ribs throughout the entire panel using complex molds, the reinforcement is segmented into separate flange components that are simpler to manufacture. These flanges are then attached to the basic blow-molded panel, achieving panel strengthening while using simpler, less complex mold designs for both the panel and the flange components.
Solution Approach 2:
The reinforcement elements (flanges) are merged with the basic blow-molded panel through attachment mechanisms such as snap-fits, adhesives, or mechanical fasteners. This merging approach allows the panel to gain enhanced strength from the added flanges without requiring complex integrated mold designs, thereby reducing manufacturing complexity while maintaining improved load-bearing capacity.
3Strength
If traditional assembly methods are used, then structural strength is achieved, but assembly and disassembly are time-consuming and require special tools
Solution Approach 1:
The flange components incorporate self-service assembly features such as snap-fit mechanisms, elastic retention elements, or tool-free fastening systems that allow the horizontal panel to be securely attached to vertical support members without requiring special tools. This self-service approach enables users to assemble and disassemble the shelving unit quickly and easily while maintaining strong, reliable connections.
Solution Approach 2:
The connection mechanism incorporates dynamic elements such as elastic retention members or movable locking features that allow for quick engagement and disengagement. These dynamic components enable the flange to transition between locked and unlocked states, facilitating rapid assembly and disassembly operations while maintaining strong structural connections during use.
Data Source
AI summary
A modular support assembly generally comprising vertical support members and a horizontal support member, such as a shelf, for supporting objects. The horizontal support member includes a main panel portion and flange portions connected along the sides of the panel for fortifying same. The vertical support members have cavities on their inner surfaces, and the horizontal support members have protrusions at their ends corresponding to the cavities. In some embodiments, the flanges are hingedly connected to the panel such that they pivot between a flat position and a supporting position perpendicular to the panel. In certain embodiments, the protrusions are integrally formed with extend out from the flanges. In some embodiments, the assembly is blow-molded article.