Utility Pole Testing Apparatus with Movable Carriage

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Solution Overview

Problem

Existing utility pole testing apparatuses fail to consider various external loads such as wind and snow, which are applied to utility poles as part of aerial line facilities, making it challenging to accurately assess the strength of utility poles in diverse and complex installation scenarios.

Innovation Solution

A utility pole testing apparatus comprising three or more utility poles, support lines, a rail, and a movable carriage that allows for adjustment of the third utility pole's position, enabling testing under different load conditions, including line angle changes and tension application, while minimizing costs by fixing the first and second support devices to the ground.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If a single utility pole is installed on the ground for testing, then the testing setup is simple and cost-effective, but the testing cannot consider various external loads such as wind and snow that are applied to utility poles in aerial line facilities

Engineering Contradiction:
Improvetesting setup simplicityVSAvoidtesting capability under various external loads
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The third utility pole is made movable along the rail via the carriage, allowing dynamic adjustment of the line angle between utility poles. This enables the testing apparatus to simulate various external loads and configurations that utility poles encounter in aerial line facilities, while maintaining a relatively simple ground-based testing structure.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If the testing apparatus includes movable components to adjust line angles and simulate external loads, then the testing capability under various external loads is improved, but the device complexity increases

Engineering Contradiction:
Improvetesting capability under various external loadsVSAvoidapparatus structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The testing apparatus is divided into fixed components (first and second utility poles, support devices) and movable components (third utility pole on carriage). This segmentation allows the complex testing capability to be achieved through a relatively simple movable third pole while keeping the overall structure manageable and cost-effective.

Inventive Principle:
Principle #1Segmentation

3Stability of the object's composition

If the third utility pole is fixed to the ground, then the testing apparatus is stable and simple, but the line angle cannot be adjusted to simulate various external load conditions

Engineering Contradiction:
Improvetesting apparatus stabilityVSAvoidline angle adjustment capability
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The third utility pole transitions from a fixed position to a movable position along the rail, enabling dynamic adjustment of line angles while maintaining stability during testing. The carriage mechanism provides smooth movement that allows configuration changes without compromising the overall stability of the testing apparatus.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12117373B2Testing apparatus of utility pole
Publication Date: 2024.10.15 NIPPON TELEGRAPH & TELEPHONE CORP
  • US12117373B2 patent drawing
  • US12117373B2 patent drawing
  • US12117373B2 patent drawing

AI summary

A utility pole testing apparatus includes three or more utility poles including a first utility pole, a second utility pole, and a third utility pole, a support line that is stretched between the first utility pole and the second utility pole, and is also stretched between the second utility pole and the third utility pole, a rail extended in a direction that intersects both a direction in which the three or more utility poles extend and a direction in which the support line is stretched between the first utility pole and the second utility pole, and a carriage configured to support the third utility pole, the carriage being movably provided along the rail together with the third utility pole.