Pluggable Module With Internal Bores for Heat Dissipation

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Solution Overview

Problem

Conventional pluggable modules in communication systems face inadequate heat transfer issues due to increased heat generation from high data throughput, affecting module reliability and electrical performance.

Innovation Solution

The pluggable module design incorporates a body with internal bores for airflow and integral fins for heat transfer, allowing for enhanced thermal management by guiding heat away from the module using heat sink inserts and facilitating direct thermal connection.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If data throughput speeds of pluggable modules are increased, then communication performance is improved, but heat generation increases and conventional heat transfer designs become inadequate

Engineering Contradiction:
Improvedata throughput speedVSAvoidheat generation
Core Design Contradiction:
ProductivityVSTemperature

Solution Approach 1:

The pluggable module body is segmented with multiple internal bores extending through it, dividing the heat transfer path into multiple channels. This segmentation allows heat to be dissipated through multiple pathways simultaneously, significantly improving heat transfer efficiency while maintaining high data throughput performance

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention utilizes airflow (pneumatic principle) by creating internal bores that allow air to flow through the pluggable module body. This airflow carries heat away from the internal circuit board and components, providing effective cooling that enables high data throughput speeds without overheating

Inventive Principle:
Principle #29Pneumatics and hydraulics

2Loss of energy

If conventional heat sink designs are used with pluggable modules, then some heat transfer is achieved, but the heat transfer capacity is insufficient for high throughput applications

Engineering Contradiction:
Improveheat transfer capacityVSAvoidmodule reliability
Core Design Contradiction:
Loss of energyVSReliability

Solution Approach 1:

The invention merges the heat sink function directly into the pluggable module body structure by incorporating internal bores within the body itself. This integration creates a combined structural and thermal management system that provides superior heat transfer capacity, ensuring module reliability under high throughput conditions

Inventive Principle:
Principle #5Merging (Combining)

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 significantly improves heat transfer efficiency compared to conventional modules, effectively managing heat generated by high data throughput components and maintaining system reliability and performance.

Implementation Method 1

Air flowing through and around the receptacle assembly transfers the heat that emanates from the pluggable module

Methodology Applied
Scientific EffectConvection: Convection

Implementation Method 2

heat is generated by components on the internal circuit board within the pluggable module and drawn away from the internal circuit board by the metal body of the pluggable module

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Data Source

PatentUS9653829B2Pluggable module for a communication system
Publication Date: 2017.05.16 TE CONNECTIVITY SOLUTIONS GMBH
  • US9653829B2 patent drawing
  • US9653829B2 patent drawing
  • US9653829B2 patent drawing

AI summary

A pluggable module includes a pluggable body extending between a mating end and a cable end. The pluggable body defines a cavity. The pluggable body includes a plurality of internal bores extending therethrough. The bores allowing airflow through an interior of the pluggable body. The pluggable module includes an internal circuit board held in the cavity. The internal circuit board is provided at an end of a cable communicatively coupled to the internal circuit board. The pluggable body is configured to be plugged into a receptacle assembly such that the internal circuit board is communicatively coupled to a communication connector of the receptacle assembly.