Power Line Spacer Removal Robot With Reciprocating Blade Cutting

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Solution Overview

Problem

Current methods for removing line spacers from overhead power transmission lines are time-consuming, dangerous, and expensive, necessitating a safer and more efficient solution.

Innovation Solution

A robotic device equipped with buggy wheel assemblies and cutting modules, including reciprocating blades, is used to traverse and remove line spacers from wires, ensuring secure attachment and precise cutting.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual methods are used to remove line spacers, then worker safety is compromised, but automation extent is low

Engineering Contradiction:
Improveworker safetyVSAvoidautomation extent
Core Design Contradiction:
ReliabilityVSExtent of automation

Solution Approach 1:

The robotic device autonomously traverses the power line and removes spacers without requiring human workers to physically access dangerous areas. The system serves itself by using onboard sensors to detect spacers and actuators to execute removal actions, eliminating the need for human intervention in hazardous environments.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical operations with an automated robotic system equipped with specialized end effectors. The robotic device uses controlled mechanical actions through actuators to cut and remove spacers, substituting human-operated mechanical processes with automated ones that improve safety while maintaining operational capability.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Productivity

If manual spacer removal is performed, then operational time is excessive, but device complexity is low

Engineering Contradiction:
Improveoperational timeVSAvoiddevice complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The robotic device employs dynamic end effectors that can adapt their configuration based on the detected spacer type and position. The system uses movable cutting elements and adjustable gripping mechanisms that respond in real-time to environmental conditions, enabling efficient removal operations while managing complexity through controlled adaptability rather than fixed rigid structures.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The robotic platform is designed with multi-functional capabilities, including traversal along power lines, detection of various spacer types, and execution of removal operations. By consolidating multiple functions into a single integrated system, the patent improves productivity without proportionally increasing overall device complexity, as shared components serve multiple purposes.

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

3Manufacturing precision

If traditional methods are used, then removal precision is insufficient, but manufacturing precision requirements are low

Engineering Contradiction:
Improveremoval precisionVSAvoiddevice complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent replaces imprecise manual operations with automated cutting mechanisms controlled by robotic actuators. The system uses precisely controlled mechanical actions to cut spacers at exact locations, achieving high removal precision through automated positioning and actuation while managing complexity through specialized purpose-built components.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentUS20250266666A1Apparatuses and methods for removing line spacers
Publication Date: 2025.08.21 FT HLDG INC
  • US20250266666A1 patent drawing
  • US20250266666A1 patent drawing
  • US20250266666A1 patent drawing

AI summary

Apparatuses and methods for removing line spacers from wires such as electrical power transmission wires, guy wires, and the like are disclosed. The apparatuses include robotic devices that convey along the wires and cut the line spacers therefrom with reciprocating blade cutting mechanisms.