Solar Rail Junction Box Bracket for Universal Mounting
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Solution Overview
Problem
Conventional junction boxes are poorly suited for harsh environments and lack universal mounting capabilities on solar array rail structures, being limited to specific models and sizes.
Innovation Solution
A rail-mountable junction box with a housing, mounting brackets, and a lid, featuring a universal fit for various solar array rail structures, including a reinforced connection and adjustable clamp for secure attachment.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional junction boxes are used, then they can provide basic electrical connection functionality, but they lack universal mounting capabilities and are limited to specific rail structure types
Solution Approach 1:
The mounting bracket is designed with a universal interface that can accommodate multiple types of solar array rail structures. The bracket includes a receiving portion with dimensions and features that allow it to securely attach to different rail types, making the junction box adaptable to various mounting scenarios without requiring different bracket designs for each rail type.
Solution Approach 2:
The mounting bracket is divided into distinct functional segments: a first bracket wall for structural support, a second bracket wall for receiving the rail structure, and a retaining edge for securing the connection. This segmentation allows each portion to be optimized for its specific function while working together to achieve universal mounting capability.
2Reliability
If conventional junction boxes are used, then they can provide electrical connection, but they are poorly suited for harsh environmental conditions over many years
Solution Approach 1:
The housing is constructed from materials with composite properties that provide resistance to multiple environmental factors including rain, wind, sun, ice, and snow. The material composition and structural design create a protective enclosure that maintains reliability under harsh environmental conditions over extended periods.
Solution Approach 2:
The housing design incorporates protective features that cushion against environmental damage before it occurs. The structural design and material selection provide preemptive protection against the cumulative effects of harsh weather, preventing degradation rather than merely responding to damage after it occurs.
3Adaptability or versatility
If conventional junction boxes are used, then they can be mounted to solar arrays, but they are significantly limited to narrow use cases or specific mounting applications
Solution Approach 1:
The mounting bracket design provides universal compatibility across multiple mounting applications and solar array configurations. The standardized interface and dimensional specifications allow the same bracket design to be used in diverse installation scenarios, expanding the range of applicable use cases while maintaining ease of installation through consistent mounting procedures.
Data Source
AI summary
A junction box can include a housing with a bottom surface and sidewalls extending upward from a periphery of the bottom surface. In certain implementations, the sidewalls include a mounting sidewall to mount to a solar array rail structure. In addition, the junction box can include a lid positionable on the housing. Further, the junction box can include a mounting bracket. In some examples, the mounting bracket can include a first bracket connected to the mounting sidewall, the first bracket wall extending perpendicular to the mounting sidewall. Additionally, the mounting bracket can include a second bracket wall connected to the first bracket wall, the second bracket wall extending parallel to the mounting sidewall.