Pivoting Thermal Module Handle to Prevent Heat Pipe Bending

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Solution Overview

Problem

The heat pipes in Extended Volume Air Cooling (EVAC) radiators are prone to bending and deforming due to the excessive weight of the heat-absorbing and heat-dissipating components, affecting the heat conduction and dissipation effects during handling, installation, or disassembly.

Innovation Solution

A thermal module with a movable handle that connects across the heat-absorbing and heat-dissipating components, featuring a pivoting mechanism and torsion springs to prevent excessive bending of the heat pipes, allowing the handle to rotate between parallel and perpendicular positions to facilitate handling and reduce space occupation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the heat-absorbing component and heat-dissipating component are connected only by heat pipes, then the heat conduction effect is maintained, but the heat pipes bend and deform due to excessive weight during handling

Engineering Contradiction:
Improveheat conduction effectVSAvoidhandling stability
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

A movable handle is introduced as an intermediary component between the heat-absorbing component and heat-dissipating component. This handle provides an additional support structure that prevents heat pipe deformation during handling operations, allowing maintenance personnel to move and manipulate the radiator without directly stressing the heat pipes.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If a movable handle is added to facilitate handling, then handling ease is improved, but device complexity increases

Engineering Contradiction:
Improvehandling easeVSAvoidstructure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The handle is designed as a movable, dynamic component that can rotate between a flat position (parallel to heat pipe) and an upright position (perpendicular to heat pipe). This dynamic design allows the handle to adapt to different handling needs while minimizing interference with the heat pipe during operation, balancing functionality with structural simplicity.

Inventive Principle:
Principle #15Dynamics

3Ease of operation

If the handle body remains upright during operation, then handling grip is improved, but space occupation increases

Engineering Contradiction:
Improvegrip convenienceVSAvoidspace occupation
Core Design Contradiction:
Ease of operationVSVolume of moving object

Solution Approach 1:

The handle body can dynamically change its orientation between upright and flat positions. During handling operations, it maintains an upright position for easy gripping. When not in use, it rotates to a flat position parallel to the heat pipe, minimizing space occupation and avoiding interference with radiator components.

Inventive Principle:
Principle #15Dynamics

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 movable handle effectively prevents heat pipe deformation, maintaining heat conduction efficiency and reducing space requirements during handling and maintenance operations.

Implementation Method 1

The heat pipe connects between the heat-absorbing component and the heat-dissipating component such that the heat-absorbing component is thermally coupled to the heat-dissipating component

Methodology Applied
Scientific EffectHeat conduction: Conduction (thermal)

Implementation Method 2

The movable handle further includes a pair of torsion springs, each of the torsion springs is adapted to sheathe each of the pivoting sections, two ends of each of the torsion springs are respectively elastically abutted against the corresponding pivoting section and the corresponding fixed seat

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS20260016241A1Thermal module
Publication Date: 2026.01.15 DELTA ELECTRONICS INC(CN)
  • US20260016241A1 patent drawing
  • US20260016241A1 patent drawing
  • US20260016241A1 patent drawing

AI summary

A thermal module includes a heat-absorbing component, a heat-dissipating component, a heat pipe, and a movable handle. The heat pipe connects the heat-absorbing component and the heat-dissipating component. The movable handle connects the heat-absorbing component and the heat-dissipating component and is located on the heat pipe. The movable handle includes two fixed seats and a handle body. The fixed seats are respectively fixed on the heat-absorbing component and the heat-dissipating component. Two ends of the handle body are respectively pivoted to the fixed seats to rotate between a flat position and an upright position. The handle body is parallel to the heat pipe when in the flat position. The handle body is perpendicular to the heat pipe when in the upright position. The movable handle prevents the heat pipe from bending excessively and deforming due to direct force through connecting to the heat-absorbing component and the heat-dissipating component.