Heat dissipation components

Abstract

A heat dissipation assembly includes a liquid cooling head and a liquid cooling heat sink. The liquid cooling head includes a housing and an impeller. The housing has a heat exchange chamber and a fluid drive chamber connected in communication. The impeller is rotatably located in the fluid drive chamber. The liquid cooling heat sink is mounted on the liquid cooling head and has a heat dissipation chamber. The housing of the liquid cooling head has an external fluid inlet. The housing or the liquid cooling heat sink has an external fluid outlet. The heat exchange chamber, the fluid drive chamber, and the heat dissipation chamber are sequentially connected from the external fluid inlet to the external fluid outlet. In summary, the liquid cooling head and the liquid cooling heat sink can be integrated, improving the heat dissipation efficiency of the heat source.

Claims

1. A heat dissipation assembly, comprising: a liquid cooling head including a housing and an impeller, the housing having a heat exchange chamber and a fluid drive chamber communicating with each other, the impeller being rotatably located in the fluid drive chamber; and a liquid cooling heat sink mounted on the liquid cooling head and having a heat dissipation chamber; wherein, The housing of the liquid cooling head has an external fluid inlet, and the housing or the liquid cooling heat sink has an external fluid outlet. The heat exchange chamber, the fluid drive chamber and the heat dissipation chamber are sequentially connected from the external fluid inlet to the external fluid outlet.

2. The heat dissipation assembly as claimed in claim 1, wherein the housing of the liquid cooling head further has a first liquid flow channel and a second liquid flow channel, the external fluid inlet is connected to the heat exchange chamber through the first liquid flow channel, the liquid cooling heat sink includes a bottom and a cover, the bottom is connected to the liquid cooling head and forms at least a portion of the heat dissipation chamber, the heat dissipation chamber has a first extended main flow channel, the first extended main flow channel is connected to the fluid drive chamber through the second liquid flow channel, and the cover covers the first extended main flow channel.

3. The heat dissipation assembly as claimed in claim 2, wherein the housing of the liquid cooling head has a liquid outlet, a third liquid flow channel, a liquid inlet, and an external fluid outlet; the liquid outlet is connected to the fluid drive chamber through the second liquid flow channel; the liquid inlet is connected to the external fluid outlet through the third liquid flow channel; the heat dissipation chamber further has a second extended main flow channel; the bottom of the liquid cooling heat sink has a flow channel inlet and a flow channel outlet; the second extended main flow channel is connected to the first extended main flow channel; the second liquid flow channel is connected to the first extended main flow channel through the liquid outlet and the flow channel inlet; and the third liquid flow channel is connected to the second extended main flow channel through the liquid inlet and the flow channel outlet.

4. The heat dissipation assembly as claimed in claim 3, wherein the liquid cooling heat sink further includes an extension portion disposed between the bottom and the cover portion, and together with the bottom forming at least a portion of the heat dissipation chamber, the heat dissipation chamber further comprising a third extending main channel, a fourth extending main channel and at least a fifth extending main channel, the first extending main channel and the second extending main channel extending from the bottom to the extension portion, the third extending main channel and the fourth extending main channel being located on the extension portion extending from the extension portion to the cover portion, the third extending main channel communicating with the first extending main channel, the fourth extending main channel communicating with the second extending main channel, the at least a fifth extending main channel being located on the cover portion, and the third extending main channel communicating with the fourth extending main channel through the at least a fifth extending main channel.

5. The heat dissipation assembly as claimed in claim 3, wherein the liquid cooling heat sink further includes an extension disposed between the bottom and the cover, and together with the bottom forming at least a portion of the heat dissipation chamber, the heat dissipation chamber further comprising a third extended main channel, a fourth extended main channel and at least a fifth extended main channel, the first extended main channel and the second extended main channel being located at the bottom, the third extended main channel and the fourth extended main channel being located at the cover, the third extended main channel communicating with the first extended main channel, the fourth extended main channel communicating with the second extended main channel, the at least a fifth extended main channel being located at the cover, and the third extended main channel communicating with the fourth extended main channel through the at least a fifth extended main channel.

6. The heat dissipation assembly as claimed in claim 3, wherein the liquid cooling heat sink further includes an extension portion disposed between the bottom and the cover portion, and together with the bottom forming at least a portion of the heat dissipation chamber, the heat dissipation chamber further comprising a third extended main channel, a fourth extended main channel and at least a fifth extended main channel, the first extended main channel, the second extended main channel, the third extended main channel and the fourth extended main channel being located in the extension portion, the third extended main channel communicating with the first extended main channel, the fourth extended main channel communicating with the second extended main channel, the at least one fifth extended main channel being located in the extension portion or extending from the extension portion to the cover portion, and the third extended main channel communicating with the fourth extended main channel through the at least one fifth extended main channel.

7. The heat dissipation assembly as described in any one of claims 4 to 6, wherein the bottom, the extension, and the cover of the liquid-cooled heat sink together form the heat dissipation chamber, the heat dissipation chamber further having at least one first extended branch channel, at least one second extended branch channel, at least one third extended branch channel, and at least one fourth extended branch channel, the at least one first extended branch channel and the at least one second extended branch channel being located at the bottom, at the extension, or extending from the bottom to the extension, the at least one first extended branch channel communicating with the first extended main channel, the at least one second extended branch channel communicating with the second extended main channel, the at least one third extended branch channel and the at least one fourth extended branch channel being located at the extension, at the cover, or extending from the extension to the cover, the at least one third extended branch channel communicating with the third extended main channel, and the at least one fourth extended branch channel communicating with the fourth extended main channel.

8. The heat dissipation assembly as claimed in claim 7, wherein the heat dissipation chamber further has at least one first connecting channel and at least one second connecting channel, the at least one first connecting channel and the at least one second connecting channel being at least partially located in the extension, the at least one first extended branch channel being connected to the at least one third extended branch channel through the at least one first connecting channel, and the at least one second extended branch channel being connected to the at least one fourth extended branch channel through the at least one second connecting channel.

9. The heat dissipation assembly as claimed in claim 8, wherein the at least one first extended branch channel is parallel to and perpendicular to the first extended main channel, the at least one second extended branch channel is parallel to and perpendicular to the second extended main channel, the at least one third extended branch channel is parallel to and perpendicular to the third extended main channel, the at least one fourth extended branch channel is parallel to and perpendicular to the fourth extended main channel, and the first extended main channel, the second extended main channel, the third extended main channel and the fourth extended main channel are parallel.

10. The heat dissipation assembly as claimed in claim 9, wherein the bottom of the liquid-cooled heat sink further has at least one first vent, the extension further has at least one second vent, the cover further has at least one third vent, the at least one first vent is located on one side of the at least one first extended branch channel or the at least one second extended branch channel, the at least one second vent is located on one side of the at least one first connecting channel or the at least one second connecting channel, the at least one third vent is located on one side of the at least one third extended branch channel or the at least one fourth extended branch channel, and the at least one first vent, the at least one second vent, and the at least one third vent correspond to each other.

11. The heat dissipation assembly as claimed in claim 2, wherein the bottom of the liquid-cooled heat sink has the external fluid outlet, and the external fluid outlet is connected to the first extended main channel.

12. The heat dissipation assembly as claimed in claim 11, wherein the first extended main channel of the heat dissipation chamber has a first connecting segment, an annular segment and a second connecting segment connected in sequence, the first connecting segment, the annular segment and the second connecting segment being located at the bottom of the liquid cooling heat sink, the second liquid flow channel being connected to the first connecting segment, and the second connecting segment being connected to the external fluid outlet.

13. The heat dissipation assembly as claimed in claim 11, wherein the first extended main channel of the heat dissipation chamber has a first connecting segment, an annular segment and a second connecting segment connected in sequence, the first connecting segment, the annular segment and the second connecting segment being located on the cover of the liquid cooling heat sink, the second liquid flow channel being connected to the first connecting segment, and the second connecting segment being connected to the external fluid outlet.

14. The heat dissipation assembly as claimed in claim 11, wherein the first extended main channel of the heat dissipation chamber has a first connecting segment, an annular segment and a second connecting segment connected in sequence, the first connecting segment, the annular segment and the second connecting segment extending from the bottom of the liquid cooling heat sink to the cover, the second liquid flow channel communicating with the first connecting segment, and the second connecting segment communicating with the external fluid outlet.

15. The heat dissipation assembly as claimed in claim 2 further includes at least one airflow generating element, which is located on opposite sides of the liquid cooling head.

16. The heat dissipation assembly as claimed in claim 15, wherein the cover of the liquid cooling heat sink has a receiving space recessed toward the bottom of the liquid cooling heat sink, and the at least one airflow generating member is disposed in the receiving space.

17. A heat dissipation assembly, comprising: a liquid cooling head including a housing and an impeller, the housing having a heat exchange chamber and a fluid drive chamber communicating with each other, the impeller being rotatably located in the fluid drive chamber; and a liquid cooling heat sink mounted on the liquid cooling head and having a heat dissipation chamber; wherein, The housing of the liquid cooling head has an external fluid inlet, and the housing or the liquid cooling heat sink has an external fluid outlet. The external fluid inlet and the external fluid outlet are sequentially connected to the fluid drive chamber, the heat exchange chamber and the heat dissipation chamber.

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