Liquid-cooled heat sink and electronic device

By using fins and distributors in the liquid cooler to optimize the flow of the cooling medium, the problem of insufficient heat dissipation capacity of immersion liquid cooling systems is solved, achieving efficient and uniform heat distribution and heat dissipation effect, and ensuring the stability of electronic equipment.

WO2026158651A1PCT designated stage Publication Date: 2026-07-30ZTE CORP
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Patent Information

Authority / Receiving Office
WO · WO
Patent Type
Applications
Current Assignee / Owner
ZTE CORP
Filing Date
2026-01-26
Publication Date
2026-07-30

AI Technical Summary

Technical Problem

Existing immersion liquid cooling systems have weak heat dissipation capabilities and cannot meet the heat dissipation requirements of high heat flux density chips. In particular, when the heat is uneven, the temperature in some areas is too high, which affects the stability of electronic devices.

Method used

A liquid-cooled radiator with multiple fins spaced apart is combined with a distributor to distribute the cooling medium flow in a jet manner, which enhances the heat exchange efficiency between the heat and the cooling medium. The flow of the cooling medium is optimized by the design of the fin openings and the heat spreader, so as to achieve uniform heat distribution.

Benefits of technology

It improves the heat dissipation efficiency and temperature uniformity of the radiator, and can quickly eliminate heat in areas with high heat flux density, ensuring the stable operation of electronic equipment.

✦ Generated by Eureka AI based on patent content.

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Abstract

A liquid-cooled heat sink and an electronic device. The liquid-cooled heat sink comprises: a cooling chamber (1); a plurality of fins (2), wherein the plurality of fins (2) are arranged in the cooling chamber (1) at intervals; and a liquid distributor (3), wherein the liquid distributor (3) is in communication with the cooling chamber (1), and distributes, by means of jet flow, volumes of a cooling medium flowing into different areas in the cooling chamber (1).
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