CN218769506U - Impact type water-cooling chip radiator with lotus-shaped micro-channel - Google Patents
Impact type water-cooling chip radiator with lotus-shaped micro-channel Download PDFInfo
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- CN218769506U CN218769506U CN202223046364.2U CN202223046364U CN218769506U CN 218769506 U CN218769506 U CN 218769506U CN 202223046364 U CN202223046364 U CN 202223046364U CN 218769506 U CN218769506 U CN 218769506U
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- 238000001816 cooling Methods 0.000 title claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 24
- 240000002853 Nelumbo nucifera Species 0.000 claims abstract description 14
- 235000006508 Nelumbo nucifera Nutrition 0.000 claims abstract description 14
- 235000006510 Nelumbo pentapetala Nutrition 0.000 claims abstract description 14
- 210000003462 vein Anatomy 0.000 claims abstract description 9
- 239000011664 nicotinic acid Substances 0.000 claims description 26
- 239000000110 cooling liquid Substances 0.000 claims description 16
- 238000011084 recovery Methods 0.000 claims description 13
- 239000002826 coolant Substances 0.000 abstract description 17
- 239000007788 liquid Substances 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 11
- 238000012546 transfer Methods 0.000 abstract description 5
- 239000007787 solid Substances 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 abstract 1
- 230000017525 heat dissipation Effects 0.000 description 5
- 239000012809 cooling fluid Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000004907 flux Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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Abstract
The utility model relates to an impacted style water-cooling chip radiator of lotus leaf form microchannel belongs to radiator technical field. The top cap is the same with bionical bottom plate shape and the lid in bionical bottom plate top, be equipped with on the bionical bottom plate by Y shape runner, the impact region runner, the bionical lotus leaf vein microchannel that the runner was constituteed is retrieved to annular coolant liquid, the impact region runner is located the center of bionical bottom plate, impact region runner center is equipped with toper diverging device, two liang of symmetrical arrangement has four delivery ports on the lateral wall of bionical bottom plate, top cap center department is equipped with and link up the water inlet, the water inlet is located directly over the toper diverging device, the export intercommunication annular coolant liquid of all Y shape runners is retrieved the runner, annular coolant liquid is retrieved runner and delivery port intercommunication. The utility model discloses a bionical lotus leaf vein runner is provided with the turbulent flow post in the high temperature district and strengthens radiating effect, possess bigger solid heat transfer area of flow, is favorable to improving the temperature uniformity and the local high temperature condition of lotus leaf form microchannel radiator.
Description
Technical Field
The utility model belongs to the technical field of the radiator, specifically be an impacted style water-cooling chip radiator of lotus leaf form microchannel.
Background
Along with the chip power is gradually increased, the performance is improved, the heat flux density is also improved, the heat management research of a high heat flux density chip becomes an internationally very important research field, if effective cooling measures are not taken, the working stability and the service life of the chip can be seriously influenced by high temperature, but the existing micro-channel radiator has the defects of uneven flow channel distribution, overlong flow channel, lack of enhanced heat dissipation treatment at a heat source, and the heat dissipation capacity of cooling liquid at an outlet section is weaker than that at the inlet section, so that the temperature distribution of the radiator is uneven, and the heat dissipation effect is not ideal.
Disclosure of Invention
An object of the utility model is to provide an impacted style water-cooling chip radiator of lotus leaf form microchannel, simple structure, the radiating effect is good.
The utility model adopts the technical proposal that: an impact type water-cooling chip radiator of a lotus leaf-shaped microchannel comprises a top cover 1 and a bionic bottom plate 2, wherein the top cover 1 and the bionic bottom plate 2 are identical in shape and cover above the bionic bottom plate 2, the bionic bottom plate 2 is provided with a bionic lotus leaf vein microchannel composed of a Y-shaped runner 3, an impact area runner 4 and an annular cooling liquid recovery runner 5, the Y-shaped runners 3 are circumferentially arranged, the impact area runner 4 is positioned in the center of the bionic bottom plate 2, the center of the impact area runner 4 is provided with a conical flow distribution device 6, the Y-shaped runner 3 is composed of a primary runner and two secondary runners, the inlet of the primary runner is communicated with the impact area runner 4, four water outlets 9 are symmetrically arranged on the side wall of the bionic bottom plate 2 in pairs, the center of the top cover is provided with a through water inlet 10, the water inlet 10 is positioned right above the conical flow distribution device 6, the outlets of all the Y-shaped runners 3 are communicated with the annular cooling liquid recovery runner 5, and the annular cooling liquid recovery runner 5 is communicated with the water outlets 9.
Preferably, at the inlet of each Y-shaped flow channel 3 at the periphery of the conical flow dividing device 6, a flow dividing column 8 is arranged.
Preferably, a flow disturbing column 7 is arranged in the middle of the primary flow passage of each Y-shaped flow passage 3.
Preferably, the two sub-flow passages of the Y-shaped flow passage 3 have the same cross section and are all rectangular, 16 sub-flow passages are provided in total, and the included angle between the two sub-flow passages is 60 °.
Preferably, the water outlet 9 and the tail end of the Y-shaped flow channel 3 are arranged in a staggered mode.
Preferably, the Y-shaped flow passage 3, the impact area flow passage 4 and the annular cooling liquid recovery flow passage 5 are of an integrated structure.
Preferably, the flow dividing column 8 at the inlet section of each Y-shaped flow channel 3 and the flow disturbing column 7 at the middle section of the primary flow channel are both located on the axis of the primary flow channel.
Preferably, the turbulence column 7 and the flow dividing column 8 are cylinders and have the same size.
Preferably, the diameter of the impact zone flow channel 4 is 1.5 times the inner diameter of the water inlet 10.
Preferably, the radius of the bottom of the conical flow dividing device 6 is half of the radius of the impact area flow channel 4, and the height of the conical flow dividing device is the same as the depth of the bionic lotus leaf vein micro-channel.
The utility model has the advantages that: the utility model discloses a based on lotus leaf vein design runner, improved the distribution homogeneity and the runner coverage of coolant liquid in the runner to adopt the impacted style mode of intaking, thereby shorten the distance that the coolant liquid reachd the radiating area and increase effective temperature difference, the whole temperature distribution of radiator is even, simple structure, and the radiating effect is good.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural diagram of the heat dissipation base plate:
fig. 3 is a schematic top view of fig. 2.
The reference numbers in the figures are: the device comprises a top cover-1, a bionic bottom plate-2, a Y-shaped flow channel-3, an impact area flow channel-4, an annular cooling liquid recovery flow channel-5, a conical flow dividing device-6, a turbulence column-7, a flow dividing column-8, a water outlet-9 and a water inlet-10.
Detailed Description
The invention will be further elucidated with reference to a specific embodiment and a drawing.
Example 1: as shown in fig. 1-3, an impact type water-cooled chip radiator with lotus-leaf-shaped microchannels comprises a top cover 1 and a bionic bottom plate 2, wherein the top cover 1 has the same shape as the bionic bottom plate 2 and covers above the bionic bottom plate 2, the bionic bottom plate 2 is provided with a bionic lotus-leaf-shaped microchannel composed of a Y-shaped channel 3, an impact area channel 4 and an annular coolant recovery channel 5, the Y-shaped channels 3 are circumferentially arranged, the impact area channel 4 is positioned in the center of the bionic bottom plate 2, the impact area channel 4 is centrally provided with a conical flow distribution device 6, the Y-shaped channel 3 is composed of a primary channel and two secondary channels, the inlet of the primary channel is communicated with the impact area channel 4, the side wall of the bionic bottom plate 2 is symmetrically provided with four water outlets 9 in pairs, the center of the top cover is provided with a through water inlet 10, the water inlet 10 is positioned right above the conical flow distribution device 6, the length of the channel can be shortened, the heat exchange time of coolant in the channel can be reduced, the inlet and the outlet temperature difference of the coolant can be further reduced, the outlets of all the Y-shaped channels 3 are communicated with the annular coolant recovery channel 5, and the annular coolant recovery channel 5 is communicated with the annular water outlet 9.
Furthermore, at the inlet of each Y-shaped flow channel 3 at the outer edge of the conical flow dividing device 6, a flow dividing column 8 is arranged.
Furthermore, a flow disturbing column 7 is arranged in the middle section of the primary flow passage of each Y-shaped flow passage 3.
The setting of toper diverging device 6 can strike the turbulent phenomenon of district's runner 4 department, and the setting of impact district's streamer 8 has reduced the entry effect when the coolant liquid gets into each Y shape runner 3 by the impact district runner, has reduced the velocity loss of coolant liquid, and turbolator 7 of the one-level runner department of Y shape runner 3 is through changing the mobile state of fluid in the inslot, and then the intensive heat transfer, when guaranteeing the radiating effect, reduces to import and export pressure loss as far as possible. The tail end of the Y-shaped flow channel 3 is provided with an annular cooling liquid collecting flow channel 5, so that the cooling liquid is collected, and the subsequent connection of a pipeline of the water outlet 9 is facilitated.
Furthermore, the two-stage sub-flow channel of the Y-shaped flow channel 3 has the same width, the cross sections of the two-stage sub-flow channel are rectangular, the total number of the two-stage sub-flow channel is 16, and the included angle between the two sub-flow channels is 60 degrees, so that the uniform and dense distribution of the flow channels is ensured, the distance between the flow channels is kept in a reasonable range, and the flow resistance is reduced.
Furthermore, the water outlet 9 and the tail end of the Y-shaped flow channel 3 are arranged in a staggered mode, namely the water outlet 9 is always not over against the tail end of the Y-shaped flow channel 3, and the uniformity of distribution of cooling liquid in the flow channel is improved.
Furthermore, the Y-shaped flow channel 3, the impact area flow channel 4 and the annular cooling liquid recovery flow channel 5 are of an integrated structure, so that subsequent processing and production are facilitated.
Furthermore, the flow dividing column 8 at the inlet section of each Y-shaped flow channel 3 and the flow disturbing column 7 at the middle section of the primary flow channel are both positioned on the axis of the primary flow channel, so that the inlet effect is reduced, and the heat transfer effect is enhanced.
Furthermore, the turbulence column 7 and the flow dividing column 8 are cylinders with the same size and the optimal comprehensive performance.
Further, the diameter of the impact area flow channel 4 is 1.5 times of the inner diameter of the water inlet 10, so that the inlet turbulence phenomenon is reduced to the maximum extent.
Furthermore, the radius of the bottom of the conical flow dividing device 6 is half of the radius of the impact area flow channel 4, the height of the conical flow dividing device is the same as the depth of the bionic lotus leaf vein micro-channel, and the inlet turbulence phenomenon under the working condition of high inlet flow is reduced.
The utility model discloses a concrete working process as follows: this radiator is arranged in the chip top, the bottom of heat conduction to radiator that the chip working process produced, bionical bottom plate 2 and chip direct contact, cooling medium enters into the radiator cavity from radiator top water inlet 10, direct impact toper diverging device 6, get into impact area runner 4, then cooling fluid gets into in the Y shape runner 3, because the effect of turbulent flow post 7, increase fluidic torrent degree, because there is the temperature difference in the heat energy that coolant liquid and radiator bottom chip 2 produced, through heat convection, cooling fluid takes away the heat from delivery port 9. In the whole process, heat energy generated by the chip is taken away by the cooling fluid and the enhanced heat transfer of the Y-shaped flow channel 3, and the heat dissipation effect is very obvious.
The flow-dividing column 8 at the flow passage 4 of the impact area can play a role in reducing the inlet effect, and the flow-dividing column 7 at the primary flow passage of the Y-shaped flow passage 3 can play a role in changing the flowing state of liquid in the flow passage, so that the heat exchange is further strengthened. Compare with traditional water-cooled chip radiator when flowing, the utility model discloses a bionical bottom plate 2 of bionical lotus leaf vein microchannel, the coolant liquid distributes more evenly in the runner, under the same radiator size, possess the solid heat transfer area of bigger stream, the entering mode of coolant liquid has been changed, the distance that the coolant liquid reachd the radiating area has been shortened, the mode that simultaneously rivers got into the radiator is the form that strikes bionical bottom plate 2, make rivers have better flow property, the heat sink temperature homogeneity and the local high temperature condition of microchannel have been improved, the effectual heat dispersion that has improved the radiator.
The foregoing is a detailed description of the invention in connection with specific preferred embodiments thereof, and it is not intended to limit the invention to the exact construction and operation illustrated, and all modifications, equivalents, and improvements that come within the spirit and scope of the invention are desired to be protected.
Claims (10)
1. An impact type water-cooling chip radiator with lotus-shaped micro-channels is characterized in that: the bionic cooling liquid flow channel comprises a top cover (1) and a bionic bottom plate (2), wherein the top cover (1) is the same as the bionic bottom plate (2) in shape and covers the bionic bottom plate (2), a bionic lotus leaf vein micro-channel consisting of Y-shaped flow channels (3), impact area flow channels (4) and annular cooling liquid recovery flow channels (5) is arranged on the bionic bottom plate (2), a plurality of Y-shaped flow channels (3) are circumferentially arranged, the impact area flow channels (4) are located in the center of the bionic bottom plate (2), a conical flow dividing device (6) is arranged in the center of the impact area flow channels (4), each Y-shaped flow channel (3) consists of a primary flow channel and two secondary flow channels, an inlet of each primary flow channel is communicated with the impact area flow channels (4), four water outlets (9) are symmetrically arranged on the side wall of the bionic bottom plate (2), a through water inlet (10) is arranged in the center of the top cover, the water inlet (10) is located right above the conical flow dividing device (6), outlets of all the Y-shaped flow channels (3) are communicated with the annular cooling liquid recovery flow channels (5), and the annular cooling liquid outlet recovery flow channels (5) are communicated with the annular cooling liquid outlet (9).
2. The impact water-cooled chip heat sink with lotus-shaped microchannels as claimed in claim 1, wherein: and a flow dividing column (8) is arranged at each inlet of the Y-shaped flow channel (3) at the outer edge of the conical flow dividing device (6).
3. The impact water-cooled chip heat sink with lotus-shaped microchannels as claimed in claim 2, wherein: the middle section of the primary flow passage of each Y-shaped flow passage (3) is provided with a flow disturbing column (7).
4. The impact water-cooled chip heat sink with lotus-shaped microchannels as claimed in claim 1, wherein: the sections of two stages of sub-runners of the Y-shaped runner (3) are the same and are rectangular, 16 sub-runners are total, and the included angle between the two sub-runners is 60 degrees.
5. The impact water-cooled chip heat sink with lotus-shaped microchannels as claimed in claim 1, wherein: the water outlet (9) and the tail end of the Y-shaped flow channel (3) are arranged in a staggered mode.
6. The impact water-cooled chip heat sink with lotus-shaped microchannels as claimed in claim 1, wherein: the Y-shaped flow channel (3), the impact area flow channel (4) and the annular cooling liquid recovery flow channel (5) are of an integrated structure.
7. The impact water-cooled chip heat sink with lotus-shaped microchannels as claimed in claim 3, wherein: the flow dividing column (8) at the inlet section of each Y-shaped flow channel (3) and the flow disturbing column (7) at the middle section of the primary flow channel are both positioned on the axis of the primary flow channel.
8. The impact water-cooled chip heat sink with lotus-shaped microchannels as claimed in claim 3, wherein: the flow disturbing column (7) and the flow dividing column (8) are cylinders and have the same size.
9. The impact type water-cooling chip radiator of the lotus-shaped micro-channel as claimed in claim 1, wherein: the diameter of the impact area flow passage (4) is 1.5 times of the inner diameter of the water inlet (10).
10. The impact water-cooled chip heat sink with lotus-shaped microchannels as claimed in claim 1, wherein: the radius of the bottom of the conical flow dividing device (6) is half of the radius of the impact area flow channel (4), and the height of the conical flow dividing device is the same as the depth of the bionic lotus leaf vein micro-channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223046364.2U CN218769506U (en) | 2022-11-16 | 2022-11-16 | Impact type water-cooling chip radiator with lotus-shaped micro-channel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223046364.2U CN218769506U (en) | 2022-11-16 | 2022-11-16 | Impact type water-cooling chip radiator with lotus-shaped micro-channel |
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| Publication Number | Publication Date |
|---|---|
| CN218769506U true CN218769506U (en) | 2023-03-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202223046364.2U Active CN218769506U (en) | 2022-11-16 | 2022-11-16 | Impact type water-cooling chip radiator with lotus-shaped micro-channel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118156232A (en) * | 2024-03-14 | 2024-06-07 | 中国矿业大学 | Staggered scaling type micro-channel radiator with simulated vein and honeycomb coupling |
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2022
- 2022-11-16 CN CN202223046364.2U patent/CN218769506U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118156232A (en) * | 2024-03-14 | 2024-06-07 | 中国矿业大学 | Staggered scaling type micro-channel radiator with simulated vein and honeycomb coupling |
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