Solar Module Cable Holder Assemblies With Ratcheting Cable Retention

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Solution Overview

Problem

The installation of solar panel arrays is hindered by the messy entanglement of electrical cables due to the lack of effective wire or cable management systems, leading to disorganization and potential inefficiencies in electricity delivery.

Innovation Solution

A cable management system utilizing cable holder assemblies and component mounting assemblies that provide structured routing for electrical cables, featuring cap-based and plunger-based mechanisms to secure cables to solar panel modules, preventing meandering and entanglement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If cable holder assemblies are installed on solar panel modules, then cable organization and routing are improved, but device complexity increases

Engineering Contradiction:
Improvecable organizationVSAvoidsystem complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The cable management system is divided into modular cable holder assemblies, each with discrete components (caps, bases, channels, coupling devices) that can be independently installed on individual solar panel modules. This segmentation allows systematic cable routing while maintaining manageable complexity through standardized modular units.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The cable holder assemblies are designed as universal components that can be installed on standard solar panel modules and provide multiple functions: cable support, cable routing guidance, and structural attachment to the module frame. This multi-functionality reduces the need for separate specialized components.

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

2Reliability

If cable holder assemblies with coupling devices are used, then cable security and routing control are improved, but ease of installation deteriorates

Engineering Contradiction:
Improvecable securityVSAvoidease of installation
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The coupling devices are pre-configured on the cable holder assemblies during manufacturing, with channels and attachment features already in place. This preliminary preparation allows installers to simply attach the pre-assembled units to the solar panel frames without complex assembly steps on-site.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The cable holder assemblies are designed to be self-attaching to standard solar panel module frames using the existing frame structure as the mounting surface. The assemblies utilize the module frame geometry themselves for attachment, eliminating the need for separate mounting hardware or complex installation procedures.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11848640B2Cable holder assemblies for a solar panel system
Publication Date: 2023.12.19 SUNRUN SOUTH LLC
  • US11848640B2 patent drawing
  • US11848640B2 patent drawing
  • US11848640B2 patent drawing

AI summary

Wire or cable holder assemblies employed in a solar power system are disclosed. In some embodiments, an assembly could include a cap and a base configured with channels. When the cap and the base are clamped to an object (e.g., a solar module frame), enclosures defined by the channels and a surface of the solar frame module are formed to hold cables. In some embodiments, an assembly could include a plunger with at least one leg and a base that includes a receptacle for receiving the plunger and a hook for holding electrical cables. A leg include a rack having teeth adapted to fall into notches or spaces formed by complementary teeth of a pawl found in the receptacle that forms a ratchet which permits insertion of the plunger into the receptacle but not an extraction. If extraction is desired, an external force may be applied to release the pawl.