Triangular Heat Dissipation Plate with Selective Edge Bending

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Solution Overview

Problem

Existing heat dissipation components, such as heat sinks, face challenges in flexibility and adaptability due to bent peripheral edges that restrict the passage of heat pipes and require new plates for different device configurations, limiting the reuse of components across various devices.

Innovation Solution

A heat dissipation component featuring a base plate with an equilateral triangle shape in plan view, where the outer circumference is bent except between vertexes, allowing the heat pipe to extend through non-bent portions, providing increased flexibility in heat pipe direction and enabling the same component to be used across different devices without needing new plates.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If the peripheral edges of the plate are bent to the top surface side to give strength, then the strength of the plate is improved, but the heat pipe cannot pass through the peripheral edges

Engineering Contradiction:
Improvestrength of the plateVSAvoidheat pipe passage capability
Core Design Contradiction:
StrengthVSAdaptability or versatility

Solution Approach 1:

The plate is designed with non-uniform bending: the peripheral edges are bent to the top surface side to provide strength, while specific portions (where heat pipes need to pass) remain unbent or are selectively bent to the bottom surface side. This local differentiation allows the plate to simultaneously achieve structural strength and heat pipe accessibility.

Inventive Principle:
Principle #3Local quality

2Adaptability or versatility

If the peripheral edges of the plate are bent to the bottom surface side, then the heat pipe can pass through, but the bending may not be achievable due to gap limitations

Engineering Contradiction:
Improveheat pipe passage capabilityVSAvoidmanufacturability of the plate
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

Instead of uniformly bending all peripheral edges to the bottom surface side (which may be制造ually difficult), the plate is designed with selective local bending only in the specific portions where heat pipes need to pass through, while other portions maintain edge bending for strength.

Inventive Principle:
Principle #3Local quality

3Device complexity

If the plate is designed with fixed screw positions, then the plate structure is simplified, but the plate cannot be reused for devices with different cooling unit positions

Engineering Contradiction:
Improveplate structure complexityVSAvoidreusability across devices
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The plate is designed with multiple non-bent portions at different locations and orientations, allowing heat pipes to pass through from various directions. Combined with the equilateral triangle shape that allows rotation, this enables a single plate design to accommodate different cooling unit positions across multiple device configurations.

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

Solution Approach 2:

The plate features asymmetric positioning of non-bent portions relative to the equilateral triangle vertices, creating multiple distinct passage directions. This asymmetric design, combined with rotational symmetry of the overall shape, provides versatility for different heat pipe routing requirements.

Inventive Principle:
Principle #4Asymmetry

4Device complexity

If only one non-bent portion is provided in the peripheral edges, then the plate structure is simplified, but the heat pipe position cannot be changed without rotating the plate

Engineering Contradiction:
Improveplate structure complexityVSAvoidheat pipe position flexibility
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

Multiple non-bent portions are strategically positioned at different locations around the equilateral triangle plate, each providing a specific heat pipe passage direction. This localized differentiation allows the heat pipe to be routed from multiple directions without requiring plate rotation.

Inventive Principle:
Principle #3Local quality

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

This design enhances the strength and adaptability of the heat dissipation component, allowing the heat pipe to be directed from multiple angles, increasing the exposed area for heat transfer and reducing production costs by allowing the same component to be used across various devices.

Implementation Method 1

a heat pipe 102 is pressed against the heat receiving unit 101, so that the heat of the heat generating portion is transferred to the heat pipe 102 via the heat receiving unit 101. The heat pipe 102 extends to a cooling unit 103, and the heat of the heat generating portion is transferred to the cooling unit 103 via the heat pipe 102

Methodology Applied
Scientific EffectHeat pipe: Heat Pipe

Implementation Method 2

a heat receiving unit 101 is brought into contact with the heat generating portion, and a heat pipe 102 is pressed against the heat receiving unit 101, so that the heat of the heat generating portion is transferred to the heat pipe 102 via the heat receiving unit 101

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Data Source

PatentUS10283435B2Heat dissipation component and terminal device including heat dissipation component
Publication Date: 2019.05.07 FUJITSU CLIENT COMPUTING LTD
  • US10283435B2 patent drawing
  • US10283435B2 patent drawing
  • US10283435B2 patent drawing

AI summary

A heat dissipation component includes a plate that presses a heat receiving portion against a heat generating portion, and a heat pipe installed at a first surface side of the plate to be in contact with the heat receiving portion, wherein the plate has a shape of an equilateral triangle in plan view from a normal direction of the first surface of the plate, an outer circumferential portion of the plate, except for a portion between each two vertexes of the equilateral triangle, is bent to the first surface side of the plate, and the heat pipe extends to an outside of the plate through a non-bent portion in the outer circumferential portion of the plate.