Heat Sink Stabilizing Memory Modules Against Vibration
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Solution Overview
Problem
Computing systems, particularly in military environments, face challenges with heat dissipation and stabilization of memory modules, leading to potential disconnection due to vibrations, which can compromise system operability.
Innovation Solution
A heat sink designed to extend over memory modules, utilizing thermal interface materials for heat dissipation and engaging with connector sockets to stabilize the modules, featuring a flared end portion with adhesive for secure engagement and clips for additional stabilization.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If a heat sink is added to dissipate heat from the memory module, then heat dissipation is improved, but device complexity increases
Solution Approach 1:
The heat sink is merged with the stabilization mechanism by integrating clips that engage with the connector socket into the heat sink structure itself. This allows the heat sink to simultaneously perform heat dissipation and mechanical stabilization functions, resolving the contradiction by combining two separate components into one unified structure.
Solution Approach 2:
The heat sink is designed to serve multiple functions: it acts as a thermal management component for heat dissipation, a mechanical support structure for stabilizing the memory module, and a connector for electrical or structural engagement with the socket. This multi-functionality approach allows one component to address both heat dissipation and stabilization needs.
2Reliability
If stabilization mechanisms are added to prevent disconnection during vibrations, then reliability is improved, but device complexity increases
Solution Approach 1:
The stabilization clips are integrated directly into the heat sink structure rather than being separate components. The heat sink body itself forms engagement structures that interface with the connector socket, eliminating the need for additional standalone stabilization mechanisms and reducing overall device complexity.
3Temperature
If the heat sink extends over the memory module for heat transfer, then heat dissipation is improved, but the risk of disconnection during vibrations increases
Solution Approach 1:
The heat sink is designed with integrated clips that extend from its structure and engage with corresponding features on the connector socket. This merging of thermal management and mechanical retention functions ensures that the heat sink remains firmly attached to the memory module even when extended over it for optimal heat transfer surface area.
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
Effectively dissipates heat and stabilizes memory modules against vibrations, ensuring reliable operation in environments prone to extreme conditions.
Implementation Method 1
utilizing thermal interface materials for heat dissipation
Implementation Method 2
heat sink for dissipating heat from the memory module
Implementation Method 3
heat sink for dissipating heat from the memory module
Implementation Method 4
featuring a flared end portion with adhesive for secure engagement
Data Source
AI summary
A heat dissipating circuit board assembly includes a heat sink having a first wall, a second wall spaced from the first wall, and an end wall extending between the first and second walls. The first wall, the second wall, and the end wall collectively define a cavity. The assembly additionally includes a printed circuit board having a first face and a second face opposite the first face. The printed circuit board is located within the cavity such that the first wall of the heat sink extends over the first face and the second wall of the heat sink extends over the second face to allow heat to be transferred from the printed circuit board to the heat sink. The heat sink is configured to interface with a connector socket when the circuit board is connected to the connector socket for stabilizing the printed circuit board.