Offset Bus Bar Layout for Heat-Dissipating Electrical Connections
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Solution Overview
Problem
Existing electrical connection units face challenges in improving heat dissipation properties, which can lead to thermal management issues in electronic components.
Innovation Solution
The electrical connection unit design includes a bus bar positioned to overlap connection components, with a shifted center alignment to enhance heat dissipation by exposing portions to surrounding space, and incorporates a metal plate and insulating components to manage thermal distribution.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If the bus bar is positioned to overlap the connection component with centered alignment, then the electrical connection is stable and compact, but the heat dissipation property is insufficient
Solution Approach 1:
The bus bar is designed with asymmetric positioning relative to the connection component. Specifically, the center of the bus bar in the third direction (width direction) is shifted toward the first side with respect to the center of the connection component, creating an intentional offset. This asymmetric arrangement exposes portions of the bus bar to surrounding space, thereby improving heat dissipation without requiring complex additional structures.
Solution Approach 2:
The invention addresses heat dissipation by utilizing spatial arrangement in multiple directions. The bus bar's position is optimized not only in the first direction (length direction) to align with the connection component but also in the third direction (width direction) to create exposed surfaces. This multi-dimensional positioning allows heat dissipation improvement through strategic exposure to surrounding space while maintaining structural compactness.
2Temperature
If the bus bar center is shifted relative to the connection component center, then heat dissipation is improved through exposed portions, but manufacturing precision requirements increase
Solution Approach 1:
The bus bar design implements local quality by creating specific exposed portions at predetermined locations rather than uniformly distributing features. The center shift in the third direction strategically positions exposed surfaces where heat dissipation is most needed, while other regions maintain compact integration. This localized optimization improves heat dissipation effectiveness without requiring high precision across the entire structure.
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 configuration improves the heat dissipation properties of the electrical connection unit, effectively managing thermal loads and enhancing the performance of electronic components.
Implementation Method 1
The bus bar has an exposed portion exposed to a space on the first side of at least one of the electronic component and the connection component... capable of improving a heat dissipation property
Data Source
AI summary
An electrical connection unit includes an electronic component, a connection component, and a bus bar. The connection component is adjacent to the electronic component in a first direction and is connected to the electronic component. The bus bar overlaps the connection component when viewed from a second direction orthogonal to the first direction, and is electrically connected to the electronic component via the connection component. The bus bar has a connection region. A position of the connection region of the bus bar in the first direction is a same as a position of the connection component. A center of the connection region in a third direction is shifted toward a first side in the third direction with respect to a center of the connection component in the third direction. The third direction is orthogonal to the first direction and the second direction is a third direction.