Stainless Steel Pin Hinge for Single-Sided Corrosion-Resistant Assembly
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Solution Overview
Problem
Existing hinges face challenges in assembly due to space constraints and corrosion issues, particularly in outdoor environments, leading to inefficiencies and increased costs.
Innovation Solution
A hinge design using a stainless steel pin to connect glass filled nylon base and rotating sections, allowing for single-sided assembly and corrosion resistance, utilizing glass filled nylon and stainless steel to prevent corrosion and facilitate secure attachment in confined spaces.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional hinges are used in outdoor environments, then assembly is straightforward, but corrosion occurs leading to reduced durability
Solution Approach 1:
The hinge employs composite materials combining stainless steel pin with glass-filled nylon base section and rotating section. The glass-filled nylon provides corrosion resistance while maintaining structural integrity, and the stainless steel pin offers rust resistance. This composite material approach resolves the contradiction by achieving both durability through corrosion resistance and manufacturability through standardized composite component assembly.
Solution Approach 2:
The hinge is segmented into distinct components: a stainless steel pin, a glass-filled nylon base section with right and left portions, and a glass-filled nylon rotating section. These segmented components are designed to assemble together through lateral apertures, enabling single-sided assembly while each material component provides corrosion resistance for overall reliability.
2Ease of operation
If space-constrained environments are considered, then assembly space is limited, but traditional hinges require multiple-sided access for assembly
Solution Approach 1:
The hinge assembly process is inverted by designing the pin to extend through lateral apertures in a sequence that enables single-sided assembly. Instead of requiring access from multiple sides to insert and secure components, the design allows assembly to proceed from one side only, with the pin passing through the base section and rotating section in a predetermined path, thereby resolving the contradiction between assembly accessibility and space constraints.
3Reliability
If corrosion prevention is prioritized, then stainless steel and glass filled nylon are used, but assembly complexity increases
Solution Approach 1:
The glass-filled nylon material serves multiple functions simultaneously: it provides corrosion resistance to match the stainless steel pin, maintains structural strength through glass reinforcement, and enables standardized manufacturing of both the base section and rotating section. This multi-functionality reduces the need for additional protective coatings or treatments, thereby managing device complexity while achieving reliable corrosion prevention.
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.