Hydraulic Insulating Pliers Stick for Live-Wire Work
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Solution Overview
Problem
Conventional direct and indirect live-wire construction methods for high-voltage electric power distribution are limited in scope, pose high risks, and are labor-intensive, often resulting in accidents due to the need for direct contact with live wires and physical strain on workers.
Innovation Solution
A manual hydraulic multi-functional extra-high-voltage insulating gear gripper pliers stick with a gear gripper unit at the end of an insulated extension stick, operated by a hydraulic lever, allowing for safe gripping and manipulation of high-voltage wires from a distance, equipped with interchangeable pliers for various tasks.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If direct live-wire work is performed, then work efficiency is improved, but safety risk increases due to direct contact with live wires
Solution Approach 1:
The patent introduces an insulated stick as an intermediary tool between the worker and the live wire. The stick allows the worker to manipulate wires and equipment from a safe distance, eliminating direct contact while maintaining work capability. This resolves the contradiction by providing a mediating device that enables efficient work without safety risks.
Solution Approach 2:
The tool is segmented into distinct functional components: an insulated stick for safe distance operation, a hydraulic operation unit for force multiplication, and a gripper unit for wire manipulation. This segmentation allows each component to specialize in its function, enabling safe distance operation while maintaining strong gripping capability.
2Reliability
If manual indirect live-wire work is performed, then safety is improved by avoiding direct contact, but grasping force is insufficient and labor consumption increases
Solution Approach 1:
The patent incorporates a hydraulic operation unit that uses hydraulic pressure to amplify the worker's input force. The hydraulic system transmits and multiplies force through fluid pressure, enabling the gripper to exert strong grasping force on wires and equipment while the worker operates from a safe distance using minimal effort.
Solution Approach 2:
The patent replaces the direct mechanical linkage of traditional manual tools with a hydraulic transmission system. This substitution allows for force multiplication and flexible force transmission through the insulated stick, providing strong grasping force at the distal end while reducing the physical effort required by the worker.
3Device complexity
If conventional manual tools are used, then device simplicity is maintained, but productivity is reduced due to high labor consumption and limited work capability
Solution Approach 1:
The hydraulic operation unit provides mechanical force multiplication with a relatively simple structure. By using hydraulic fluid pressure, the system achieves force amplification without complex mechanical linkages, maintaining device simplicity while dramatically reducing labor consumption and enabling tasks that would be impossible with manual tools alone.
Solution Approach 2:
The gripper unit is designed with multiple functional capabilities including gripping, spreading, and cutting operations. This multi-functionality allows a single tool to perform various wire and equipment manipulation tasks, reducing the need for multiple specialized tools and improving productivity without significantly increasing device complexity.
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
Enables safe and efficient indirect live-wire work by providing strong gripping force at a safe distance, reducing physical strain and improving work efficiency through the use of interchangeable tools, thereby minimizing accidents and enhancing operational convenience.
Implementation Method 1
a hydraulic operation unit for operating the gripper through formation or interruption of the flow of hydraulic pressure
Implementation Method 2
a gear gripper is formed at the distal end of an insulated extension stick
Data Source
AI summary
The present invention relates to a manual hydraulic multi-functional extra-high-voltage insulating gear gripper pliers stick for live-wire work and the pliers stick and, more specifically, to a manual hydraulic multi-functional extra-high-voltage insulating gear gripper pliers stick for live-wire work and an indirect live-wire construction method using the pliers stick, which: allow components or the like, which are installed on and removed from an electric pole in order to perform electric wire-stringing work or fix electric wires, to be remotely constructed by means of the indirect live-wire work while maintaining a safe distance from live wires when constructing power distribution equipment in an extra-high-voltage live-wire state; ensure safety by eliminating risks due to instability during work, said instability occurring due to the intensity of the labor and the physical limitations of the workers; and bring about improvements in utilization efficiency.