Heat dissipation module
By positioning the water inlet and outlet of the cooling system at the fan's central non-airflow area, the design optimizes space utilization and enhances heat transfer efficiency while reducing the system's size, addressing inefficiencies in existing cooling systems.
Patent Information
- Application Number
- CN202011082435.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2020-10-12
- Publication Date
- 2025-07-15
- Estimated Expiration
- 2040-10-12
AI Technical Summary
There is room for improvement in the heat dissipation efficiency of existing water-cooled drainage devices, especially when the fan's windless zone is not effectively utilized.
A heat dissipation module is designed, wherein at least one of the water inlet and outlet of the water cooling discharge device corresponds to the center of the fan, that is, the windless area, and the flow channel is designed as a concentric circular flow channel or an arc flow channel, making full use of the windless area space of the fan, and heat conduction is enhanced through the C-type hot plate.
The heat dissipation efficiency is improved, the overall volume of the water-cooled discharge device is reduced, and the heat conduction effect is enhanced by optimizing the runner design and hot plate structure.
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Figure CN114364202B_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to a heat dissipation module, and particularly to a heat dissipation module with better heat dissipation efficiency. Background Art
[0002] Currently, the commonly used water-cooled radiator device mainly makes the water-cooled liquid in the water-cooled radiator device exchange heat with the heat source under the drive of a water pump. After that, the water-cooled liquid takes the heat to the heat dissipation fins, and the wind of the fan blows towards the heat dissipation fins so that the heat dissipation fins exchange heat with the air and discharge the heat. How to improve the heat dissipation efficiency of the water-cooled radiator device is the goal to be studied in this field. Summary of the Invention
[0003] The purpose of the present invention is to provide a heat dissipation module with better heat dissipation efficiency.
[0004] A heat dissipation module provided by the present invention includes two fans and a water-cooled radiator device. The two fans are arranged side by side, and each of the two fans includes a central part and a plurality of fan blades extending outward from the central part. The water-cooled radiator device is arranged beside the two fans and includes a water inlet, a water outlet, and at least one flow channel communicating between the water inlet and the water outlet, wherein at least one of the water inlet and the water outlet has a projection overlapping at least one of the central parts of the two fans.
[0005] In an embodiment of the present invention, the water inlet and the water outlet of the above-mentioned water-cooled radiator device respectively correspond to the central parts of the two fans.
[0006] In an embodiment of the present invention, each of the two fans further includes an outer frame, at least one flow channel includes a first main flow channel, a plurality of branch flow channels connected to the first main flow channel, and a second main flow channel connected to these branch flow channels. The water inlet is connected to the first main flow channel, and the water outlet is connected to the second main flow channel.
[0007] In an embodiment of the present invention, the outer contour of the above-mentioned water-cooled radiator device corresponds to the outer contour of the parts covered by these fan blades of the two fans during rotation.
[0008] In an embodiment of the present invention, the flow channel includes a first concentric circle flow channel group centered on the water inlet and a second concentric circle flow channel group centered on the water outlet. Each of the first concentric circle flow channel group and the second concentric circle flow channel group includes multiple layers of concentric circle flow channels and a plurality of connecting flow channels connecting between these concentric circle flow channels and extending radially.
[0009] In an embodiment of the present invention, the concentric circular channels include a first circular channel, a second circular channel, and a third circular channel arranged in sequence from the inside to the outside. The connecting channels include a plurality of first sub-connecting channels located between the water inlet or the inlet and the first circular channel, a plurality of second sub-connecting channels located between the first circular channel and the second circular channel, and a plurality of third sub-connecting channels located between the second circular channel and the third circular channel. These first sub-connecting channels are staggered from these second sub-connecting channels, and these second sub-connecting channels are staggered from these third sub-connecting channels.
[0010] In an embodiment of the present invention, the above-mentioned channels include a plurality of first arc-shaped channels radially distributed with the water inlet as the center and a plurality of second arc-shaped channels radially distributed with the water outlet as the center.
[0011] In an embodiment of the present invention, the above-mentioned channels include a channel located between the water inlet and the water outlet. The water-cooled radiator device further includes a plurality of first C-shaped heat plates spaced around the water inlet with the water inlet as the center. These first C-shaped heat plates include a plurality of opposite first ends and a plurality of second ends, and these first ends are connected to the second ends through the channel.
[0012] In an embodiment of the present invention, the above-mentioned water-cooled radiator device further includes a plurality of second C-shaped heat plates spaced around the water outlet with the water outlet as the center. These second C-shaped heat plates include a plurality of opposite third ends and a plurality of fourth ends, and these third ends are connected to the fourth ends through the channel.
[0013] In an embodiment of the present invention, the projection of one of the water inlet and the water outlet on the two fans overlaps one of the central parts of the two fans, and the projection of the other of the water inlet and the water outlet on the two fans is located at a position other than the central parts of the two fans and these fan blades.
[0014] In an embodiment of the present invention, the cross-section of the above-mentioned channel is serrated or wavy and has a plurality of inner diameters.
[0015] Based on the above, since the fan mainly blows out air by the rotation of the fan blades, no air flow is generated in the central part of the fan, which can be called a windless area. In the heat dissipation module of the present invention, the projection of at least one of the water inlet and the water outlet of the water-cooled radiator device on the two fans overlaps at least one of the central parts of the two fans. Such a design can improve the space utilization of the windless area (the central part of the fan) of the fan. At least one of the water inlet and the water outlet does not have to occupy the space of the windy area (the area covered by the fan blades) of the fan, and this heat dissipation module can have better heat dissipation efficiency. In addition, the design that at least one of the water inlet and the water outlet of the water-cooled radiator device corresponds to the windless area (the central part of the fan) of the fan also makes it so that at least one of the water inlet and the water outlet does not occupy the area outside the fan, and thus the overall volume of the water-cooled radiator device can be reduced.
[0016] The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments, but it is not intended to limit the present invention. Description of the Drawings
[0017] Figure 1A It is a schematic diagram of a heat dissipation module according to an embodiment of the present invention.
[0018] Figure 1B is Figure 1A a schematic diagram of the fan of the heat dissipation module of
[0019] Figure 2 It is a schematic diagram of a heat dissipation module according to another embodiment of the present invention.
[0020] Figure 3 is Figure 2 a schematic diagram of the flow channel of the heat dissipation module of
[0021] Figure 4 It is a schematic diagram of a heat dissipation module according to another embodiment of the present invention.
[0022] Figure 5 It is a schematic diagram of a heat dissipation module according to another embodiment of the present invention.
[0023] Figure 6 It is a schematic diagram of a heat dissipation module according to another embodiment of the present invention.
[0024] Reference Numerals
[0025] d1, d2: inner diameter
[0026] 10: heat dissipation module
[0027] 20: fan
[0028] 22: central part
[0029] 24: fan blade
[0030] 26: outer frame
[0031] 100, 100a, 100b, 100c, 100d: water-cooled row device
[0032] 110: water inlet
[0033] 120: water outlet
[0034] 130, 130a, 130b, 130c, 130d: flow channel
[0035] 132: first main flow channel
[0036] 134: branch flow channel
[0037] 136: Second main runner
[0038] 140: Concentric circular runner group
[0039] 141: Concentric circular runner
[0040] 142: First circular runner
[0041] 143: Second circular runner
[0042] 144: Third circular runner
[0043] 145: Connecting runner
[0044] 146: First sub - connecting runner
[0045] 147: Second sub - connecting runner
[0046] 148: Third sub - connecting runner
[0047] 149: Runner
[0048] 150: First arc - shaped runner
[0049] 152: Second arc - shaped runner
[0050] 154: Runner
[0051] 160: First C - shaped hot plate
[0052] 162: First end
[0053] 164: Second end
[0054] 165: Second C - shaped hot plate
[0055] 166: Third end
[0056] 168: Fourth end
[0057] 170: Fin Detailed implementation manners
[0058] The structural principle and working principle of the present invention will be specifically described below with reference to the accompanying drawings:
[0059] Figure 1A It is a schematic diagram of a heat dissipation module according to an embodiment of the present invention. Figure 1B It is Figure 1A a schematic diagram of the fan of the heat dissipation module. Please refer to Figure 1A and Figure 1B , the heat dissipation module 10 of this embodiment includes two fans 20 and a water - cooled row device 100. As Figure 1BAs shown, two fans 20 are arranged side by side on the left and right and are located in the same plane. The two fans 20 each include a central portion 22, a plurality of fan blades 24 extending outward from the central portion 22, and an outer frame 26.
[0060] The water-cooling radiator device 100 is arranged beside the two fans 20. Specifically, Figure 1A the water-cooling radiator device 100 is arranged on one side of the two fans 20, and the airflow blown by the fans 20 can blow towards the water-cooling radiator device 100. The water-cooling radiator device 100 includes a water inlet 110, a water outlet 120, and at least one flow channel 130 communicating between the water inlet 110 and the water outlet 120.
[0061] Since the airflow blown by the fan 20 is caused by the rotation of the fan blades 24, the area covered by the fan blades 24 of the fan 20 during rotation can be regarded as the windy area, and the central portion 22 of the fan 20 can be regarded as the non-windy area. Generally speaking, the fan 20 mainly generates a heat dissipation effect through the windy area, and the non-windy area has less effect.
[0062] In this embodiment, at least one of the water inlet 110 and the water outlet 120 of the water-cooling radiator device 100 projects onto at least one of the two central portions 22 of the two fans 20. Such a design can improve the space utilization of the non-windy area (the position corresponding to the central portion 22 of the fan 20). At least one of the water inlet 110 and the water outlet 120 does not have to occupy the space of the windy area (the area covered by the fan blades 24 of the fan 20), and this heat dissipation module 10 can have better heat dissipation efficiency. In addition, the design that at least one of the water inlet 110 and the water outlet 120 of the water-cooling radiator device 100 corresponds to the non-windy area (the central portion 22 of the fan 20) of the fan 20 also makes it so that at least one of the water inlet 110 and the water outlet 120 does not occupy the area outside the fan 20, and the overall volume of the water-cooling radiator can be reduced.
[0063] Specifically, in this embodiment, the water inlet 110 and the water outlet 120 of the water-cooling radiator device 100 respectively correspond to the two central portions 22 of the two fans 20, and the space of the non-windy area can be fully utilized. Of course, in other embodiments, it can also be that the projection of one of the water inlet 110 and the water outlet 120 onto the two fans 20 overlaps one of the two central portions 22, and it is not limited to this.
[0064] In addition, as Figure 1A shown, in this embodiment, the outer contour of the water-cooling radiator device 100 corresponds to the two outer frames 26 of the two fans 20 (as Figure 1BThe outer contour as shown). At least one flow channel 130 of the water-cooled radiator device 100 includes a first main flow channel 132, a plurality of branch flow channels 134 connected to the first main flow channel 132, and a second main flow channel 136 connected to these branch flow channels 134. The water inlet 110 is connected to the first main flow channel 132, and the water outlet 120 is connected to the second main flow channel 136. The water-cooled radiator device 100 further includes a plurality of fins 170 disposed between the first main flow channel 132, these branch flow channels 134, and the second main flow channel 136.
[0065] Therefore, the heat-dissipating liquid (such as water) enters the water-cooled radiator device 100 from the water inlet 110, flows along the first main flow channel 132 to these parallel branch flow channels 134, and then converges to the second main flow channel 136 and leaves the water-cooled radiator device 100 from the water outlet 120. In this embodiment, the first main flow channel 132, these branch flow channels 134, the second main flow channel 136, and the fins 170 at least correspond to the windy area of the fan 20, and the fan 20 can be fully utilized to cool the first main flow channel 132, these branch flow channels 134, the second main flow channel 136, and the fins 170, thus having a good heat-dissipating effect.
[0066] Figure 2 It is a schematic diagram of a heat dissipation module according to another embodiment of the present invention. Please refer to Figure 2 , and for the water-cooled radiator device 100a, the projection of one of the water inlet 110 and the water outlet 120 on the two fans 20 overlaps one of the two central parts 22, and the projection of the other of the water inlet 110 and the water outlet 120 on the two fans 20 is located at a position outside the two central parts 22 of the two fans 20 and these fan blades 24.
[0067] Specifically, in this embodiment, the projections of the two water outlets 120 on the two fans 20 overlap the two central parts 22, and the projections of the two water inlets 110 on the two fans 20 are located at positions outside the two central parts 22 of the two fans 20 and these fan blades 24. The multiple flow channels 130a and the fins 170 of the water-cooled radiator device 100 at least correspond to the range (windy area) covered by the fan blades 24 of the fan 20.
[0068] Therefore, the heat-dissipating liquid (such as water) enters the water-cooled radiator device 100a from the water inlet 110 corresponding to the area outside the location of the fan 20, flows along these flow channels 130a, and then converges and leaves the water-cooled radiator device 100a from the water outlet 120 in the non-windy area of the fan 20. Since these flow channels 130a of the water-cooled radiator device 100a correspond to the windy area of the fan 20, the fan 20 can be fully utilized to cool the flow channels 130a, thus having a good heat-dissipating effect. In addition, since the water outlet 120 is located at the central part 22 of the fan 20, the space in the non-windy area of the fan 20 can be effectively utilized, avoiding waste of the space in the non-windy area. Also, the water-cooled radiator device 100a can have a smaller overall volume under such a heat-dissipating effect.
[0069] Figure 3 is Figure 2 a schematic diagram of the flow channel of the heat dissipation module. Please refer to Figure 3 , in this embodiment, the cross-section of the flow channel 130a is serrated and has a plurality of inner diameters d1, d2. Such a design can increase the contact area of heat conduction and thus improve the heat dissipation efficiency. Of course, in other embodiments, the cross-section of the flow channel 130a can also be wavy or irregular, or the cross-section of the flow channel 130a can also be linear, without being limited by the drawings.
[0070] Figure 4 is a schematic diagram of a heat dissipation module according to another embodiment of the present invention. Please refer to Figure 4 , in this embodiment, the outer contour of the water-cooled radiator device 100b corresponds to the outer contour of the parts covered by these fan blades 24 of the two fans 20 (as Figure 1B shown) when rotating. That is to say, the outer contour of the water-cooled radiator device 100b generally presents two circles. In addition, the water inlet 110 and the water outlet 120 of the water-cooled radiator device 100b are located at the two central parts 22 of the two fans 20 (as Figure 1B shown).
[0071] The flow channel 130b of the water-cooled radiator device 100b includes a first concentric circular flow channel group centered on the water inlet 110 (for example, Figure 4 the left concentric circular flow channel group 140), a second concentric circular flow channel group centered on the water outlet 120 (for example, Figure 4 the right concentric circular flow channel group 140) and two channels 149 connecting the two concentric circular flow channel groups 140.
[0072] Each concentric circular flow channel group 140 includes multiple layers of concentric circular flow channels 141 and a plurality of connecting flow channels 145 connecting between these concentric circular flow channels 141 and extending radially. Specifically, in each concentric circular flow channel group 140, these concentric circular flow channels 141 include a first circular flow channel 142, a second circular flow channel 143 and a third circular flow channel 144 arranged in sequence from the inside to the outside.
[0073] In each concentric circular flow channel group 140, these connecting flow channels 145 include a plurality of first sub-connecting flow channels 146 located between the water inlet 110 or the water outlet 120 and the first circular flow channel 142, a plurality of second sub-connecting flow channels 147 located between the first circular flow channel 142 and the second circular flow channel 143, and a plurality of third sub-connecting flow channels 148 located between the second circular flow channel 143 and the third circular flow channel 144. Of course, the number of circular flow channels is not limited to three.
[0074] In addition, in the present embodiment, these first sub-connection channels 146 are staggered from these second sub-connection channels 147, and these second sub-connection channels 147 are staggered from these third sub-connection channels 148. Such a design can lengthen the flow path to increase the heat dissipation area through which the airflow can pass, thereby improving the heat dissipation effect.
[0075] In the present embodiment, the water inlet 110 of the concentric circular channel group 140 on the left is connected to these first sub-connection channels 146, these first sub-connection channels 146 are connected to the first circular channel 142, the first circular channel 142 is connected to these second sub-connection channels 147, these second sub-connection channels 147 are connected to the second circular channel 143, the second circular channel 143 is connected to these third sub-connection channels 148, and these third sub-connection channels 148 are connected to the third circular channel 144. The third circular channel 144 is connected to the two channels 149, and the two channels 149 are connected to the concentric circular channel group 140 on the right. In the present embodiment, the structure of the concentric circular channel group 140 on the right is the same as that of the concentric circular channel group 140 on the left, but it is not limited thereto.
[0076] Therefore, the cooling liquid will sequentially flow through the water inlet 110 of the concentric circular channel group 140 on the left, these first sub-connection channels 146, the first circular channel 142, these second sub-connection channels 147, the second circular channel 143, these third sub-connection channels 148, the third circular channel 144, and then flow through the channel 149 to the third circular channel 144 of the concentric circular channel group 140 on the right, these third sub-connection channels 148, the second circular channel 143, these second sub-connection channels 147, the first circular channel 142, and these first sub-connection channels 146, and flow out from the water outlet 120.
[0077] Similarly, in the present embodiment, since the water inlet 110 and the water outlet 120 of the water cooling radiator device 100b are located at the two central portions 22 of the two fans 20 (as Figure 1B shown), such a design can improve the space utilization rate of the windless area of the fan 20, and can also prevent the water inlet 110 and the water outlet 120 of the water cooling radiator device 100b from occupying the space of the windy area. In addition, the two concentric circular channel groups 140 are located in the windy area of the fan 20, and the fan 20 can be fully utilized to cool the two concentric circular channel groups 140, thereby having a good heat dissipation effect.
[0078] Figure 5 is a schematic diagram of a heat dissipation module according to another embodiment of the present invention. Please refer to Figure 5 and, this embodiment and Figure 4The main difference in the embodiments lies in the shape of the flow channel 130c. In this embodiment, the flow channel 130c includes a plurality of first arc-shaped flow channels 150 that are radially distributed with the water inlet 110 as the center and a plurality of second arc-shaped flow channels 152 that are radially distributed with the water outlet 120 as the center. Compared with a straight shape, the first arc-shaped flow channels 150 and the second arc-shaped flow channels 152, due to being arc-shaped, can have a longer flow path and a larger heat dissipation area through which the air flow can pass, thereby improving the heat dissipation effect.
[0079] Similarly, in this embodiment, since the water inlet 110 and the water outlet 120 of the water cooling radiator device 100c are located at the two central parts 22 of the two fans 20 (as Figure 1B shown), such a design can improve the space utilization of the windless area of the fan 20 and also enable the water inlet 110 and the water outlet 120 of the water cooling radiator device 100c not to occupy the space of the windy area.
[0080] In addition, in this embodiment, after the heat dissipation liquid enters from the water inlet 110, it passes through these first arc-shaped flow channels 150, the two channels 154, these second arc-shaped flow channels 152, and then leaves from the water outlet 120. In addition, these first arc-shaped flow channels 150 and these second arc-shaped flow channels 152 are located in the windy area of the fan 20, and the fan 20 can be fully utilized to cool the flow channel 130c, resulting in a good heat dissipation effect.
[0081] Figure 6 is a schematic diagram of a heat dissipation module according to another embodiment of the present invention. Please refer to Figure 6 In this embodiment, the water inlet 110 and the water outlet 120 of the water cooling radiator device 100d are located at the two central parts 22 of the two fans 20 (as Figure 1B shown). The flow channel 130d is located between the water inlet 110 and the water outlet 120. The water cooling radiator device 100d further includes a plurality of first C-shaped heat plates 160 corresponding to the left fan 20, and these first C-shaped heat plates 160 are spaced around the water inlet 110 with the water inlet 110 as the center. These first C-shaped heat plates 160 include a plurality of opposite first ends 162 and a plurality of second ends 164, and these first ends 162 and these second ends 164 are connected to the flow channel 130d.
[0082] In addition, the water cooling radiator device 100d further includes a plurality of second C-shaped heat plates 165 corresponding to the other fan 20, which are spaced around the water outlet 120 with the water outlet 120 as the center. These second C-shaped heat plates 165 include a plurality of opposite third ends 166 and a plurality of fourth ends 168, and these third ends 166 and these fourth ends 168 are connected to the flow channel 130d.
[0083] In this embodiment, after the heat dissipation liquid enters from the water inlet 110, it flows through the flow channel 130d and then leaves from the water outlet 120. In addition to the flow channel 130d corresponding to the windy area of the fan 20, the first C-shaped heat plate 160 and the second C-shaped heat plate 165 also correspond to the windy area of the fan 20, and the fan 20 can be used to cool the flow channel 130d, the first C-shaped heat plate 160 and the second C-shaped heat plate 165. It should be noted that the first C-shaped heat plate 160 and the second C-shaped heat plate 165 act by means of the evaporation and condensation cycle of the working fluid enclosed in the plate-shaped cavity, so that they have the characteristic of rapid temperature equalization, and thus have the functions of rapid heat conduction and heat diffusion. In some embodiments, heat pipes can also be used instead of heat plates, which is not limited herein.
[0084] In addition, in this embodiment, since the first end 162 and the second end 164 of the first C-shaped heat plate 160 and the third end 166 and the fourth end 168 of the second C-shaped heat plate 165 extend into the flow channel 130d, the heat of the heat dissipation liquid flowing through the flow channel 130d can contact the first end 162 and the second end 164 of the first C-shaped heat plate 160 and the third end 166 and the fourth end 168 of the second C-shaped heat plate 165, and rapidly cool down in the flow channel 130d, so as to have a good heat dissipation effect.
[0085] In other embodiments, the first end 162 and the second end 164 of the first C-shaped heat plate 160 and the third end 166 and the fourth end 168 of the second C-shaped heat plate 165 can abut against the outer side wall of the flow channel 130d, and do not extend into the flow channel to directly contact the heat dissipation liquid. In this way, the side wall of the flow channel 130d does not need to be opened for the first C-shaped heat plate 160 and the second C-shaped heat plate 165 to pass through, which can reduce processes such as opening holes, assembly and welding, and at the same time avoid the possibility of the heat dissipation liquid leaking from the joints.
[0086] In summary, in the water-cooled row device of the heat dissipation module of the present invention, at least one of the water inlet and the water outlet projects onto at least one of the two central parts of the two fans. Such a design can improve the space utilization of the windless area (the central part of the fan) of the fan, and at least one of the water inlet and the water outlet does not have to occupy the space of the windy area (the area covered by the fan blades of the fan), and this heat dissipation module can have better heat dissipation efficiency. In addition, the design that at least one of the water inlet and the water outlet of the water-cooled row device corresponds to the windless area (the central part of the fan) of the fan also makes it so that at least one of the water inlet and the water outlet does not occupy the area outside the fan, and thus the overall volume of the water-cooled row device can be reduced.
[0087] Of course, the present invention can also have many other embodiments. Without departing from the spirit and essence of the present invention, those skilled in the art can make various corresponding changes and deformations according to the present invention, but these corresponding changes and deformations should all fall within the protection scope of the appended claims of the present invention.
Claims
1. A heat dissipation module, characterized in that, Comprising: Two fans, arranged side by side, and each of the two fans includes a central portion and a plurality of fan blades extending outward from the central portion; And A water-cooling radiator device, disposed beside the two fans and including a water inlet, a water outlet, and at least one flow channel communicating between the water inlet and the water outlet, wherein at least one of the water inlet and the water outlet projects onto at least one of the central portions of the two fans; Wherein the water inlet and the water outlet of the water-cooling radiator device respectively correspond to the central portions of the two fans.
2. The heat dissipation module according to claim 1, wherein Wherein each of the two fans further includes an outer frame, the at least one flow channel includes a first main flow channel, a plurality of branch flow channels connected to the first main flow channel, and a second main flow channel connected to the branch flow channels, the water inlet is connected to the first main flow channel, and the water outlet is connected to the second main flow channel.
3. The heat dissipation module according to claim 1, wherein Wherein the outer contour of the water-cooling radiator device corresponds to the outer contour of the portions covered by the fan blades of the two fans during rotation.
4. The heat dissipation module according to claim 3, wherein, Wherein the at least one flow channel includes a first concentric circular flow channel group centered on the water inlet and a second concentric circular flow channel group centered on the water outlet, and each of the first concentric circular flow channel group and the second concentric circular flow channel group includes multiple layers of concentric circular flow channels and a plurality of connecting flow channels extending radially between the concentric circular flow channels.
5. The heat dissipation module according to claim 4, wherein Wherein the concentric circular flow channels include a first circular flow channel, a second circular flow channel, and a third circular flow channel arranged in sequence from the inside to the outside, the connecting flow channels include a plurality of first sub-connecting flow channels located between the water inlet or the water outlet and the first circular flow channel, a plurality of second sub-connecting flow channels located between the first circular flow channel and the second circular flow channel, and a plurality of third sub-connecting flow channels located between the second circular flow channel and the third circular flow channel, the first sub-connecting flow channels are staggered from the second sub-connecting flow channels, and the second sub-connecting flow channels are staggered from the third sub-connecting flow channels.
6. The heat dissipation module according to claim 3, wherein, Wherein the at least one flow channel includes a plurality of first arc-shaped flow channels radially distributed with the water inlet as the center and a plurality of second arc-shaped flow channels radially distributed with the water outlet as the center.
7. The heat dissipation module according to claim 1, wherein Wherein the at least one flow channel includes a flow channel between the water inlet and the water outlet, the water-cooling radiator device further includes a plurality of first C-shaped heat plates, spaced around the water inlet with the water inlet as the center, the first C-shaped heat plates include a plurality of opposite first ends and a plurality of second ends, and the first ends and the second ends connect the flow channel.
8. The heat dissipation module according to claim 7, characterized in that, Wherein the water-cooling radiator device further includes a plurality of second C-shaped heat plates, spaced around the water outlet with the water outlet as the center, the second C-shaped heat plates include a plurality of opposite third ends and a plurality of fourth ends, and the third ends and the fourth ends connect the flow channel.
9. The heat dissipation module according to claim 1, wherein, Wherein the projection of one of the water inlet and the water outlet onto the two fans overlaps one of the central portions of the two fans, and the projection of the other of the water inlet and the water outlet onto the two fans is located at a position outside the central portions and the fan blades of the two fans.
10. The heat dissipation module according to claim 1, wherein, Wherein the cross-section of the at least one flow channel is serrated or wavy and has a plurality of inner diameters.
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