一种复合式的微通道水冷散热器结构
By designing a composite microchannel water-cooled radiator that combines finned radiators and liquid-cooled radiators, and employing a continuous undulating toothed protrusion meshing and screw locking structure, the problems of poor interface sealing and high thermal resistance in existing technologies are solved. This achieves efficient and reliable heat transfer and miniaturized layout, improving the performance and reliability of the heat dissipation system.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- ZHENJIANG HONGLIAN ELECTRICAL CO LTD
- Filing Date
- 2025-06-03
- Publication Date
- 2026-07-17
AI Technical Summary
In the existing technology, the combination of finned heat sinks and liquid cooling heat sinks has the problems of poor interface sealing, high thermal resistance, complicated installation process, high cost, difficulty in achieving efficient and reliable heat transfer and miniaturized layout, and the traditional combination method has a short service life and high maintenance cost.
A composite microchannel water-cooled radiator is designed, which combines a finned radiator and a liquid radiator. It adopts a continuous undulating toothed protrusion meshing, edge limiting and screw locking structure, and combines air cooling and liquid cooling modes to enhance the thermal contact area and structural strength. The hollow toothed protrusion and wave-shaped fin structure improve heat dissipation efficiency and stability.
It achieves efficient and reliable heat transfer, reduces interfacial thermal resistance, enhances system stability and safety, improves heat dissipation efficiency and service life, reduces maintenance difficulty and cost, and adapts to the thermal management needs of high heat flux density environments.
Smart Images
Figure CN224521394U_ABST
Abstract
Claims
1. A composite micro-channel water-cooled heat sink structure, characterized in that, It includes a finned heat sink and a liquid-cooled heat sink. The finned heat sink has multiple fins and a base plate. The liquid-cooled heat sink includes a container containing cooling water. The lower end face of the base plate and the upper end face of the container are respectively provided with corresponding continuous undulating first tooth-shaped protrusions and second tooth-shaped protrusions. The first tooth-shaped protrusions and second tooth-shaped protrusions are engaged without gaps. The container is fixedly connected to the base plate.
2. The micro-channel water-cooled heat spreader structure of claim 1, wherein, The container has a surrounding edge that is higher than the second tooth-shaped protrusion, and the container is engaged within the surrounding edge.
3. The micro-channel water-cooled heat spreader structure of claim 2, wherein, The container and the base plate are connected by multiple screws. The screws pass through the rim and the first toothed protrusion along the length of the first toothed protrusion, and the two ends of the screws are locked by nuts.
4. The micro-channel water-cooled heat spreader structure of claim 1, wherein, The surface of the fins has a continuous undulating wave-like structure.
5. The micro-channel water-cooled heat spreader structure of claim 1, wherein, The second tooth-shaped protrusion is a hollow structure, and its internal space is connected to the inner cavity of the container.