Integrated uniform-temperature liquid cooling head and heat dissipation equipment

By designing an integrated homogeneous liquid cooling head, and utilizing the circulation of phase change working fluid and coolant, the problems of low heat dissipation performance and complex structure of existing liquid cooling heads are solved, achieving efficient heat transfer and simple heat dissipation effect.

CN224111530UActive Publication Date: 2026-04-10HUIZHOU SHUOZHONG HEAT CONDUCTION TECH CO LTD
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Patent Information

Application Number
CN202520740492.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-17
Publication Date
2026-04-10
Estimated Expiration
2035-04-17

AI Technical Summary

Technical Problem

Existing liquid cooling heads have low heat dissipation performance, complex structure, and cannot meet the heat dissipation requirements of high-performance computing devices, and have low space utilization.

Method used

An integrated homogenous liquid cooling head was designed, which uses an inlet nozzle, an outlet nozzle, a top cover, and a homogenous heat dissipation component, including a heat dissipation cover plate and a heat dissipation base plate, to form a liquid flow cavity and a phase change cavity. Heat dissipation is achieved by circulating the phase change working fluid and the coolant, reducing the complexity of structures such as impellers.

Benefits of technology

It improves heat dissipation performance, simplifies the structure, increases space utilization, and ensures efficient heat transfer and circulating heat dissipation.

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Abstract

The utility model provides an integrated uniform-temperature liquid cooling head and heat dissipation equipment. The integrated uniform-temperature liquid cooling head comprises a water inlet nozzle, a water outlet nozzle, an upper cover and a uniform-temperature heat dissipation assembly, the water inlet nozzle and the water outlet nozzle are arranged on the upper cover at intervals, the uniform-temperature heat dissipation assembly comprises a heat dissipation cover plate and a heat dissipation bottom plate, one side of the heat dissipation cover plate is connected with the upper cover, the heat dissipation cover plate is provided with heat dissipation shovel teeth, and the heat dissipation cover plate and the upper cover jointly form a liquid flowing cavity. The heat dissipation shovel teeth are located in the liquid flowing cavity. The other side of the heat dissipation cover plate is connected with the heat dissipation bottom plate, the heat dissipation bottom plate and the heat dissipation cover plate jointly form a phase change cavity, a phase change working medium is arranged in the phase change cavity, a capillary layer is arranged on the inner wall of the phase change cavity, the heat dissipation bottom plate is used for abutting against a heat source, and the phase change working medium is used for transferring heat to the heat dissipation shovel teeth during phase change conversion. After the cooling liquid circulates through the water inlet nozzle, the liquid flowing cavity and the water outlet nozzle, the cooling liquid cools the heat dissipation shovel teeth, and the capillary layer is used for enabling the liquid phase change working medium to flow back to the heat dissipation bottom plate.
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