Oblique Lightning Rod for Utility Pole Wire Clearance

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Solution Overview

Problem

Existing lightning protection systems for utility poles often fail to effectively divert lightning energy away from primary wires, posing a risk of damage during strikes.

Innovation Solution

A utility pole mounted lightning rod system comprising a base plate, housing tube, and lightning rod, where the lightning rod is positioned at an oblique angle and electrically coupled to a grounding wire using a retention bolt and sleeve, ensuring it avoids contact with primary wires and directs energy safely to the ground.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the lightning rod is positioned vertically at the top of the utility pole, then it can effectively intercept lightning strikes, but it may contact the primary wires running over the top of the utility pole

Engineering Contradiction:
Improvelightning strike interceptionVSAvoidcontact with primary wires
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The lightning rod is positioned at an oblique angle rather than vertically, creating an asymmetric configuration that avoids contact with overhead primary wires while maintaining effective lightning interception capability

Inventive Principle:
Principle #4Asymmetry

Solution Approach 2:

The lightning rod is oriented in a different spatial dimension (oblique angle) rather than the traditional vertical orientation, allowing it to clear the primary wires while still intercepting lightning strikes

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Object-affected harmful factors

If the lightning rod is positioned at an oblique angle to avoid contact with primary wires, then it avoids contact with overhead wires, but it may reduce the effectiveness of lightning energy diversion

Engineering Contradiction:
Improvecontact with primary wiresVSAvoidlightning energy diversion
Core Design Contradiction:
Object-affected harmful factorsVSReliability

Solution Approach 1:

The oblique positioning creates an asymmetric configuration that maintains sufficient height and positioning to intercept lightning strikes while clearing the primary wires, preserving energy diversion effectiveness

Inventive Principle:
Principle #4Asymmetry

Solution Approach 2:

The housing tube and retention bolt assembly allows for adjustable positioning of the lightning rod, enabling optimization of the oblique angle to balance wire clearance with lightning interception effectiveness

Inventive Principle:
Principle #15Dynamics

3Stability of the object's composition

If the lightning rod is securely fixed to the utility pole, then it maintains stable positioning, but it cannot be easily removed or adjusted

Engineering Contradiction:
Improvelightning rod positioningVSAvoidlightning rod removal
Core Design Contradiction:
Stability of the object's compositionVSEase of repair

Solution Approach 1:

The retention bolt provides a dynamic fastening mechanism that can be tightened to secure the lightning rod in position or loosened to allow removal and adjustment, transitioning between stable and movable states

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The mounting system is divided into separate components (housing tube, retention bolt, base plate) that can be independently assembled and disassembled, facilitating easy installation and maintenance

Inventive Principle:
Principle #1Segmentation

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

The system effectively diverts lightning energy from primary wires to a grounding wire, protecting utility equipment by positioning the lightning rod at an oblique angle to avoid contact with overhead wires and ensuring secure electrical connection.

Implementation Method 1

The utility pole mounted lightning rod may divert energy from a lightning strike to a grounding wire and away from primary wires and other power utility equipment

Methodology Applied
Scientific EffectElectrical conduction: Conduction (electrical)

Data Source

PatentUS11646561B1Utility pole mounted lightning rod
Publication Date: 2023.05.09 THORPE RICHARD
  • US11646561B1 patent drawing
  • US11646561B1 patent drawing
  • US11646561B1 patent drawing

AI summary

The utility pole mounted lightning rod may comprise a base plate, a housing tube, and a lightning rod. The utility pole mounted lightning rod may be a lightning protection system that is adapted to be mounted at the top of a utility pole. The utility pole mounted lightning rod may divert energy from a lightning strike to a grounding wire and away from primary wires and other power utility equipment. The base plate may be coupled to a side of the utility pole at the top of the utility pole. The housing tube may be coupled to the base plate at an oblique angle and may retain the lightning rod. The utility pole mounted lightning rod may be operable on three-phase posts where contact with one of the primary wires passing directly over the top of the utility pole must be avoided.