Snap-In Laminate Solar Panel Mounting for Low-Complexity Installation

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Solution Overview

Problem

The high cost and complexity of installing solar panels are due to the need for multiple components, specialized tools, and labor-intensive processes, particularly in transporting and mounting larger framed solar panels, which increases shipping and installation expenses.

Innovation Solution

A snap-in mounting system for laminate solar panels that eliminates the need for frames and mounting hardware, using laminate strips that snap into rails for secure installation with minimal effort and tools, providing stiffening support and incorporating theft deterrent features.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If solar panels are mounted on aluminum frames with structured support, then structural strength and stability are improved, but device complexity and transportation cost increase

Engineering Contradiction:
Improvestructural strengthVSAvoiddevice complexity
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The patent removes the aluminum frame from the solar panel assembly, extracting only the essential mounting function. The solar cells are directly mounted on a substrate without the intermediate frame structure, eliminating unnecessary components while maintaining structural integrity through alternative mounting mechanisms.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent combines the mounting function directly into the panel structure by attaching solar cells to a substrate that serves both as structural support and mounting surface. This merging eliminates the separate frame component and reduces the number of assembly steps required.

Inventive Principle:
Principle #5Merging (Combining)

2Strength

If solar panels are mounted on frames, then structural support is improved, but transportation cost increases due to larger size

Engineering Contradiction:
Improvestructural supportVSAvoidtransportation cost
Core Design Contradiction:
StrengthVSQuantity of substance

Solution Approach 1:

The aluminum frame is extracted from the solar panel system, removing the volume-consuming structural component. This allows panels to be packed more efficiently during transportation while the essential structural support function is maintained through direct mounting on substrates of varying rigidity.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent employs substrates of varying rigidity, including flexible options, to support the solar cells. This allows the panel structure to be more compact and adaptable for transportation while maintaining adequate structural support for the photovoltaic elements.

Inventive Principle:
Principle #30Flexible shells and thin films

3Reliability

If complicated multi-step mounting process with clamps and bolts is used, then secure attachment is achieved, but labor cost and installation time increase

Engineering Contradiction:
Improvesecure attachmentVSAvoidinstallation time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The solar cells are pre-mounted and secured to the substrate during manufacturing before shipment. This preliminary action eliminates the need for complex on-site assembly with clamps and bolts, reducing installation time while maintaining secure attachment through factory-applied mounting mechanisms.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The substrate is designed to provide self-supporting structural integrity, allowing the panel to be self-sufficient without requiring additional clamps or bolts for basic structural support. The mounting system serves itself through the inherent properties of the substrate and cell attachment method.

Inventive Principle:
Principle #25Self-service

4Reliability

If multiple mounting hardware components are used, then secure mounting is achieved, but device complexity and material cost increase

Engineering Contradiction:
Improvesecure mountingVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The mounting function is merged directly into the substrate structure, eliminating the need for separate clamps, bolts, and other mounting hardware. The substrate itself provides the mounting surface and structural support, reducing the total number of components while maintaining secure attachment.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The substrate serves multiple functions simultaneously: it provides structural support, acts as the mounting surface for solar cells, and eliminates the need for separate framing components. This multi-functionality reduces device complexity while maintaining reliable mounting.

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

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This solution reduces installation costs by eliminating hardware and labor costs, simplifies the installation process, and offers cost savings through reduced shipping expenses and enhanced security against theft.

Implementation Method 1

two notches at its distal end configured to snap into a matching clip in a mounting rail

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Implementation Method 2

Laminate strips can be coupled to laminate (frameless) solar panels using any suitable material (e.g., silicone based adhesives, double sided tape, etc.)

Methodology Applied
Scientific EffectAdhesion: Adhesive

Data Source

PatentUS10418931B2Snap-in mounting system for laminate solar panels
Publication Date: 2019.09.17 SUNRUN SOUTH LLC
  • US10418931B2 patent drawing
  • US10418931B2 patent drawing
  • US10418931B2 patent drawing

AI summary

Snap-in mounting systems for laminate solar panels are provided. The laminate solar panels can include laminate strips that can be snapped into mounting rails. The mounting rails may be coupled to racking rails for structural support and may include locking mechanisms for additional support and theft deterrence. An entire system may include a number of racking rails, mounting rails, and solar panels.