Flexible Electrode Clamp Suspension for Graphite Deformation

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Solution Overview

Problem

Existing electrode clamping devices struggle to stably connect with graphite electrodes due to unpredictable deformation caused by thermal expansion and contraction, and installation deviations, leading to poor contact and complex assembly.

Innovation Solution

An electrode clamping device with a flexible connecting piece, such as a chain or connecting rod, connects the electrode clamp to a supporting frame, allowing adaptive adjustment to the graphite electrode's position and deformation, ensuring stable and reliable connection.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a rigid electrode clamp structure is used, then the structure is simple and easy to manufacture, but it cannot adapt to the unpredictable deformation of graphite electrodes caused by thermal expansion and contraction

Engineering Contradiction:
Improveadaptability to electrode deformationVSAvoidstructure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The electrode clamp structure is transformed from a rigid static design to a dynamic adaptive design by introducing flexible connecting pieces (chains or connecting rods) that allow the clamp to move and adjust its position automatically in response to electrode deformation, achieving adaptability without complex control systems

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The physical state of the connection between the clamp and supporting frame is changed from rigid fixed to flexible movable, allowing the connection parameters (position, orientation) to change dynamically with electrode deformation while maintaining structural simplicity

Inventive Principle:
Principle #35Parameter changes

2Reliability

If the electrode clamp is designed to accommodate installation deviations, then the connection reliability improves, but the assembly process becomes more tedious and complex

Engineering Contradiction:
Improveconnection reliabilityVSAvoidassembly ease
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The flexible connecting piece enables the electrode clamp to self-adjust and self-align with the graphite electrode, automatically compensating for installation deviations without requiring complex adjustment mechanisms or tedious assembly procedures, thus improving reliability while maintaining ease of manufacture

Inventive Principle:
Principle #25Self-service

3Adaptability or versatility

If multiple adjustment mechanisms are added to the electrode clamp, then the adaptability to electrode deformation improves, but the device complexity and assembly difficulty increase

Engineering Contradiction:
Improveadaptability to electrode deformationVSAvoidstructure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The complex multi-mechanism adjustment system is extracted and replaced by a single flexible connecting piece that inherently provides the necessary adaptability through its flexible nature, simplifying the structure while maintaining or improving adaptability to electrode deformation

Inventive Principle:
Principle #2Taking out (Extraction)

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 flexible connecting piece enables the electrode clamp to adapt to complex deformations, providing a simple and reliable structure that maintains a stable connection with graphite electrodes despite thermal changes and installation deviations.

Implementation Method 1

the graphite electrode will expand and deform due to heat

Methodology Applied
Scientific EffectThermal expansion: Thermal Expansion

Implementation Method 2

the graphite electrode will contract when it is cold

Methodology Applied
Scientific EffectThermal contraction: Thermal Contraction

Data Source

PatentUS20250393106A1Electrode clamping device and power transmission vehicle
Publication Date: 2025.12.25 HUNAN HUAXIA TEBIAN CO LTD
  • US20250393106A1 patent drawing
  • US20250393106A1 patent drawing
  • US20250393106A1 patent drawing

AI summary

An electrode clamping device and a power transmission vehicle. The electrode clamping device includes a first supporting frame; at least one electrode clamp for clamping a graphite electrode; and a flexible connecting piece for suspending the electrode clamp under the first supporting frame; the electrode clamp is connected with the first supporting frame through a flexible connecting piece. The flexible connecting piece can make the electrode clamp adjust adaptively with the change of the position and deformation of the graphite electrode, so as to adapt to the complex deformation of the displacement and deflection of the graphite electrode in different directions and degrees, and the connection between the electrode clamp and the graphite electrode is stable and reliable. In addition, only one part of the flexible connecting piece is used to realize the self-adaptive function of the electrode clamp, and the structure is simple and reliable.