Rotatable Fluid Guide Assembly for Compact Electronics Cooling

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Solution Overview

Problem

Conventional electronic apparatuses face challenges in effectively dissipating heat due to limited space, which restricts the efficient guidance of gas or liquid for heat dissipation, leading to degraded efficiency.

Innovation Solution

A fluid device comprising an assembly portion, block portion, and shaft portion, with stop portions for secure assembly, and optionally including a heat transfer module, allows for the guidance and disturbance of fluids to dissipate heat by rotating or moving the block portion to direct fluids to heat sources.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Temperature

If gas or liquid is used for heat dissipation in electronic apparatuses, then heat dissipation capability is improved, but limited internal space prevents effective fluid guidance, resulting in degraded heat dissipation efficiency

Engineering Contradiction:
Improveheat dissipation capabilityVSAvoidinternal space
Core Design Contradiction:
TemperatureVSVolume of stationary object

Solution Approach 1:

The fluid device is divided into distinct functional segments: an assembly portion for mounting to the electronic apparatus, a block portion with multiple block elements for guiding and disturbing the fluid, and a shaft portion for rotation. This segmentation allows each component to perform its specific function efficiently within the constrained space, resolving the contradiction between heat dissipation capability and space limitation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The block portion is designed to be rotatable relative to the assembly portion via the shaft portion. This dynamic configuration allows the block elements to change positions and orientations, creating varying fluid guidance patterns and disturbance effects. The rotational capability enables the system to adapt fluid flow paths dynamically, maximizing heat dissipation efficiency within the limited internal space of the electronic apparatus.

Inventive Principle:
Principle #15Dynamics

2Productivity

If the block portion is made rotatable to guide fluid effectively, then heat dissipation efficiency is improved, but assembly security and positioning precision may be compromised

Engineering Contradiction:
Improveheat dissipation efficiencyVSAvoidassembly security
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The stop portion is pre-configured on either the assembly portion or the shaft portion to engage with a corresponding stop portion on the block portion or assembly portion before rotation occurs. This preliminary positioning action establishes a secure reference point that ensures accurate initial placement and maintains assembly security throughout the rotational operation, preventing unintended displacement while allowing controlled rotation for fluid guidance.

Inventive Principle:
Principle #10Preliminary action

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 fluid device provides a secure arrangement and effectively guides or disturbs fluids to dissipate heat, enhancing heat dissipation efficiency in electronic apparatuses.

Implementation Method 1

The block portion is provided at the assembly portion, and is for blocking or guiding a fluid

Methodology Applied
Scientific EffectFluid guidance and disturbance:

Implementation Method 2

optionally including a heat transfer module, allows for the guidance and disturbance of fluids to dissipate heat

Methodology Applied
Scientific EffectHeat transfer: Conduction (thermal)

Data Source

PatentUS12471247B2Fluid device
Publication Date: 2025.11.11 FIVEGRAND INT CO LTD
  • US12471247B2 patent drawing
  • US12471247B2 patent drawing
  • US12471247B2 patent drawing

AI summary

A fluid device includes an assembly potion and a block portion. The assembly portion is for assembling with an object. The block portion is provided at the assembly portion, and is for blocking or guiding a fluid. Thus, the fluid device of the present disclosure is enabled to provide effects of a secure arrangement as well as effectively guiding or disturbing a fluid to dissipate heat.