Single-Sided Nylon Hinge Assembly for Tight Spaces
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Solution Overview
Problem
Existing hinges face challenges in efficiently assembling in space-constrained environments due to limited overhead space, leading to increased assembly complexity and costs, and are prone to corrosion when exposed to outdoor elements.
Innovation Solution
A hinge system comprising a stainless steel pin connecting glass filled nylon base and rotating sections, allowing single-sided assembly and featuring non-coplanar axis configurations to accommodate non-coplanar anchor surfaces, and utilizing materials resistant to corrosion.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional hinges are assembled in space-constrained environments, then assembly complexity increases and costs increase, but the hinge can still function
Solution Approach 1:
The hinge is divided into separate components (base section, rotating section, pin) that can be assembled in a specific sequence. The base section includes a mounting flange and the rotating section includes a door attachment flange, allowing modular assembly that reduces complexity in space-constrained environments.
Solution Approach 2:
The pin is pre-positioned through aligned apertures in the base section and rotating section before final assembly. This preliminary alignment action simplifies the overall assembly process by establishing the rotational axis early, reducing the complexity of subsequent assembly steps in limited spaces.
2Reliability
If traditional hinges are used in outdoor environments, then corrosion occurs reducing lifespan, but the hinge structure remains the same
Solution Approach 1:
The hinge utilizes a composite material system combining stainless steel (pin and mounting flange) with corrosion-resistant coating treatments. The stainless steel pin provides inherent corrosion resistance while the coated mounting flange adds an additional protective layer, creating a composite defense against corrosion in outdoor environments.
Solution Approach 2:
The design incorporates apertures positioned to receive fasteners that create protective seals around the pin entry points. These sealed apertures convert the potential harm of exposed metal to a benefit by preventing moisture and corrosion agents from reaching the pin, thereby extending lifespan in outdoor conditions.
3Adaptability or versatility
If the hinge uses non-coplanar axis configuration, then it can accommodate non-coplanar anchor surfaces, but the assembly process becomes more complex
Solution Approach 1:
The hinge design incorporates adjustable mounting flanges with multiple aperture positions that can be dynamically configured to match non-coplanar anchor surfaces. The mounting flange can be positioned and oriented in different configurations, allowing the hinge to adapt to three-dimensional anchor arrangements without requiring complex custom fabrication.
Solution Approach 2:
The hinge features universal mounting flanges with multiple apertures that can accommodate various anchor surface configurations. The same base section design with strategically positioned apertures can serve multiple installation scenarios including coplanar and non-coplanar arrangements, eliminating the need for custom designs for each application.
Data Source
AI summary
A hinge includes a stainless steel pin rotatably connecting a glass filled nylon base section and a glass filled nylon rotating section by extending through a first lateral aperture of the glass filled nylon base section, a second lateral aperture of the glass filled nylon rotating section, and a third lateral aperture of the glass filled nylon base section. The glass filled nylon base section includes a right portion and a left portion fixed by a cross bar.