CN212367832U - Heat radiation module - Google Patents
Heat radiation module Download PDFInfo
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- CN212367832U CN212367832U CN202021791774.8U CN202021791774U CN212367832U CN 212367832 U CN212367832 U CN 212367832U CN 202021791774 U CN202021791774 U CN 202021791774U CN 212367832 U CN212367832 U CN 212367832U
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- heat dissipating
- fan
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- heat dissipation
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Abstract
The utility model relates to a heat radiation module, which comprises a heat radiation component, a centrifugal fan, an air guide cover and an auxiliary fan, wherein the heat radiation component comprises a heat radiation plate body and a plurality of fins arranged on the heat radiation plate body, and a plurality of heat radiation channels are formed among the fins; the centrifugal fan is arranged on one side of the plurality of heat dissipation channels; the wind scooper covers the heat dissipation component and the centrifugal fan, and is provided with a first air opening arranged above the centrifugal fan, a second air opening arranged above the plurality of fins and a third air opening arranged on the other side of the plurality of heat dissipation channels; the auxiliary fan is arranged between the plurality of fins and the second air opening. Therefore, the heat dissipation efficiency of the heat dissipation module is improved.
Description
Technical Field
The present invention relates to a heat dissipation structure installed in a display adapter, a sound card, a network card, etc., and more particularly to a heat dissipation module.
Background
Nowadays, the 3C product is internally installed with function expansion cards such as a display adapter, a sound card, a network card, etc. to enhance its additional functions, but as the operation capability of the expansion cards is improved and the number of the expansion cards is increased, the electronic components damaged by the over-high internal temperature of the 3C product will be caused.
In order to reduce the internal temperature of the 3C product, the function expansion card is generally cooled by air cooling, that is, a heat sink is attached to the top of the function expansion card, and a heat dissipation fan is disposed on one side of the heat sink to dissipate heat from the heat sink through air flow. However, under the configuration of the existing components, how to further improve the heat dissipation effect is a continuously refined objective in the heat dissipation technology.
In view of the above, the present inventors have made extensive studies and studies to solve the above problems in combination with the application of the above conventional techniques, and as a result, the present inventors have developed the present invention.
SUMMERY OF THE UTILITY MODEL
The utility model provides a heat radiation module, it utilizes installs auxiliary fan additional in a plurality of fin top to improve heat radiation module's radiating efficiency.
In an embodiment of the present invention, the utility model provides a heat dissipation module, include: a heat radiation component, which comprises a heat radiation plate body and a plurality of fins arranged on the heat radiation plate body, wherein a plurality of heat radiation channels are formed among the fins; a centrifugal fan, which is arranged at one side of the plurality of heat dissipation channels; the air guide cover covers the heat dissipation component and the centrifugal fan, and is provided with a first air opening arranged above the centrifugal fan, a second air opening arranged above the plurality of fins and a third air opening arranged on the other side of the plurality of heat dissipation channels; and an auxiliary fan arranged between the plurality of fins and the second air port.
Based on the above, the auxiliary fan is additionally arranged between the plurality of fins and the second air opening to accelerate the heat of the plurality of fins to be blown out of the air guide cover, so that the heat dissipation efficiency of the heat dissipation module is improved.
Drawings
Fig. 1 is an exploded perspective view of a first embodiment of a heat dissipation module according to the present invention;
fig. 2 is a schematic cross-sectional view of a first embodiment of a heat dissipation module according to the present invention;
fig. 3 is a schematic cross-sectional view of a second embodiment of the heat dissipation module of the present invention;
fig. 4 is a schematic cross-sectional view of a third embodiment of the heat dissipation module of the present invention;
fig. 5 is a schematic cross-sectional view of a fourth embodiment of a heat dissipation module of the present invention;
fig. 6 is a schematic cross-sectional view of a fifth embodiment of the heat dissipation module of the present invention.
Symbolic illustration in the drawings:
10: a heat dissipation module;
1: a heat dissipating member;
11: a heat dissipating plate body;
12: a fin;
121: a recessed portion;
122: an L-shaped inner wall;
123: an inclined bottom wall;
13: a heat dissipation channel;
131: a first port;
132: a second port;
2: a centrifugal fan;
3: a wind scooper;
31: a first tuyere;
32: a second tuyere;
33: a third tuyere;
34: a wind deflector;
4: an auxiliary fan;
5: a partition plate;
6: a base plate;
61: a transparent opening;
100: a heat generating component.
Detailed Description
The detailed description and technical contents of the present invention will be described below with reference to the drawings, however, the drawings are only for illustrative purposes and are not intended to limit the present invention.
Referring to fig. 1 to 2, a first embodiment of a heat dissipation module 10 of the present invention mainly includes a heat dissipation member 1, a centrifugal fan 2, an air guiding cover 3 and an auxiliary fan 4.
As shown in fig. 1 to 2, the heat dissipating member 1 includes a heat dissipating plate 11 and a plurality of fins 12 disposed on the heat dissipating plate 11, wherein the fins 12 are spaced apart from each other and parallel to each other, so that a plurality of heat dissipating channels 13 are formed between the fins 12. The heat dissipating plate 11 is a heat conducting block or a Vapor Chamber (Vapor Chamber).
In addition, the plurality of fins 12 are provided with a recessed portion 121 from the top to the bottom, and an L-shaped inner wall 122 is provided inside the recessed portion 121 at a side adjacent to the centrifugal fan 2.
As shown in fig. 1 to 2, the centrifugal fan 2 is disposed at one side of the plurality of heat dissipation channels 13, the air guiding cover 3 covers the heat dissipation member 1 and the centrifugal fan 2, and the air guiding cover 3 has a first air opening 31 disposed above the centrifugal fan 2, a second air opening 32 disposed above the plurality of fins 12, and a third air opening 33 disposed at the other side of the plurality of heat dissipation channels 13.
In addition, as shown in fig. 1, each heat dissipation channel 13 has a first opening 131 and a second opening 132 at two ends, each first opening 131 is disposed corresponding to the centrifugal fan 2, and each second opening 132 is disposed corresponding to the third opening 33.
As shown in fig. 1 to 2, the auxiliary fan 4 is disposed between the plurality of fins 12 and the second opening 32 and is accommodated in the recess 121. The auxiliary fan 4 of the present embodiment is a down-blowing axial fan, but not limited thereto.
As shown in fig. 1 to fig. 2, the heat dissipation module 10 of the present invention further includes a partition plate 5, wherein the partition plate 5 is disposed between the auxiliary fan 4 and the plurality of fins 12 and attached to the L-shaped inner wall 122.
As shown in fig. 1 to 2, the heat dissipation module 10 of the present invention further includes a bottom plate 6, the heat dissipation plate 11 and the centrifugal fan 2 are fixed on the bottom plate 6, the bottom plate 6 is provided with a transparent opening 61 exposing the local heat dissipation plate 11, and the heat generating components 100 such as the display adapter, the sound card, the network card are attached to the heat dissipation plate 11 through the transparent opening 61.
The wind guiding cover 3 covers and is fixed to the bottom plate 6, and a wind shielding plate 34 disposed on a side of the centrifugal fan 2 away from the heat dissipating member 1 and abutting against the bottom plate 6 extends from the wind guiding cover 3.
As shown in fig. 2, in the operating state of the heat dissipation module 10 of the present invention, the heat generating component 100 is attached to the heat dissipation plate 11, so that the heat of the heat generating component 100 is transferred to the plurality of fins 12 through the heat dissipation plate 11; then, the centrifugal fan 2 generates a first air flow blown from the first air opening 31 to the third air opening 33 when operating, wherein the first air flow passes through the plurality of fins 12 to blow heat to the outside of the third air opening 33, so as to achieve the effect of helping the heat dissipation of the heating element 100.
In addition, the auxiliary fan 4 is additionally installed between the plurality of fins 12 and the second air opening 32, and since the auxiliary fan 4 of the present embodiment is a downward blowing type axial flow fan, a second air flow blowing from the second air opening 32 to the plurality of fins 12 is generated when the downward blowing type axial flow fan operates, and the second air flow is guided by the first air flow to accelerate the heat dissipation to the outside of the third air opening 33, so as to improve the heat dissipation efficiency of the heat dissipation module 10.
Furthermore, the plurality of fins 12 are provided with a recessed portion 121 from the top to the bottom, and the auxiliary fan 4 is accommodated in the recessed portion 121, so that the auxiliary fan 4 is embedded in the plurality of fins 12, thereby maintaining the original thickness of the heat dissipation module 10 and achieving the purpose of maintaining the volume of the heat dissipation module 10 to be light and thin.
Furthermore, the utility model discloses heat dissipation module 10 further includes baffle 5, the inside L type inner wall 122 that has in one side of neighbouring centrifugal fan 2 of depressed part 121, baffle 5 sets up between auxiliary fan 4 and several fin 12 and pastes and connect in L type inner wall 122, make baffle 5 can backstop the second air current and keep apart first air current in L type inner wall 122 department, avoid the second air current to blow towards centrifugal fan 2 direction, and stably guide first air current and pass through several heat dissipation channel 13, and then strengthen heat dissipation module 10's radiating efficiency.
Referring to fig. 3, a second embodiment of the heat dissipation module 10 of the present invention is shown, and the second embodiment is substantially the same as the first embodiment, and the difference between the second embodiment and the first embodiment is that the auxiliary fan 4 of the present embodiment is an upward-blowing axial flow fan.
As described in detail below, since the auxiliary fan 4 is an upward-blowing axial-flow fan, a second air flow blown from the third air opening 33 to the second air opening 32 through the plurality of fins 12 is generated when the upward-blowing axial-flow fan operates, and the first air flow is guided by the second air flow to accelerate the heat dissipation to the outside of the second air opening 32, so as to improve the heat dissipation efficiency of the heat dissipation module 10.
In addition, since the wind direction of the second airflow of the present embodiment does not collide with the wind direction of the first airflow, the second embodiment may omit the assembly of the partition plate 5 (as shown in fig. 2) compared to the first embodiment.
Referring to fig. 4, a third embodiment of the heat dissipation module 10 of the present invention is substantially the same as the first embodiment, and the difference between the third embodiment and the first embodiment is that an inclined bottom wall 123 is formed inside the recess 121 of the present embodiment.
As will be described later, the recess 121 has an inclined bottom wall 123 therein, and the inclined bottom wall 123 gradually increases in height from each first through hole 131 to each second through hole 132, so that when the auxiliary fan 4 is fixed to the inclined bottom wall 123, the auxiliary fan 4 is inclined with respect to the heat dissipating plate 11 so that the height gradually increases from each first through hole 131 to each second through hole 132.
Since the auxiliary fan 4 of the present embodiment is a downward blowing axial flow fan, a second air flow obliquely blowing toward the third air opening 33 is generated when the downward blowing axial flow fan operates, and the second air flow is guided by the first air flow to accelerate the heat dissipation to the outside of the third air opening 33, so as to improve the heat dissipation efficiency of the heat dissipation module 10.
In addition, since the wind direction of the second airflow does not collide with the wind direction of the first airflow in the present embodiment, the third embodiment may omit the assembly of the partition plate 5 (as shown in fig. 2) compared to the first embodiment.
Referring to fig. 5, a fourth embodiment of the heat dissipation module 10 of the present invention is shown, and the fourth embodiment is substantially the same as the first embodiment, and the difference between the fourth embodiment and the first embodiment is that the auxiliary fan 4 of the present embodiment is a centrifugal fan.
As described in detail below, since the auxiliary fan 4 is a centrifugal fan, a second air flow blown from the second air opening 32 to the third air opening 33 through the plurality of fins 12 is generated when the centrifugal fan operates, and the first air flow is guided by the second air flow to accelerate the heat dissipation to the outside of the second air opening 32, thereby improving the heat dissipation efficiency of the heat dissipation module 10.
In addition, since the wind direction of the second airflow of the present embodiment does not collide with the wind direction of the first airflow, the second embodiment may omit the assembly of the partition plate 5 (as shown in fig. 2) compared to the first embodiment.
Please refer to fig. 6, which is a fifth embodiment of the heat dissipation module 10 of the present invention, the fifth embodiment is substantially the same as the first embodiment, and the difference between the fifth embodiment and the first embodiment is that the plurality of fins 12 of the present embodiment are not provided with the recessed portions 121 (as shown in fig. 2), and the auxiliary fan 4 is directly installed between the tops of the plurality of fins 12 and the second air opening 32, which increases the thickness of the heat dissipation module 10, but still improves the heat dissipation efficiency of the heat dissipation module 10.
Claims (10)
1. A heat dissipation module, comprising:
a heat radiation component, which comprises a heat radiation plate body and a plurality of fins arranged on the heat radiation plate body, wherein a plurality of heat radiation channels are formed among the fins;
a centrifugal fan, which is arranged at one side of the plurality of heat dissipation channels;
the air guide cover covers the heat dissipation component and the centrifugal fan, and is provided with a first air opening arranged above the centrifugal fan, a second air opening arranged above the plurality of fins and a third air opening arranged on the other side of the plurality of heat dissipation channels; and
an auxiliary fan disposed between the plurality of fins and the second air inlet.
2. The heat dissipating module of claim 1, wherein the plurality of fins have a recessed portion extending downward from the top thereof, and the auxiliary fan is received in the recessed portion.
3. The heat dissipating module of claim 1 or 2, wherein the auxiliary fan is a centrifugal fan or an up-blowing axial fan.
4. The heat dissipating module of claim 2, wherein the auxiliary fan is a downdraft axial fan.
5. The heat dissipating module of claim 4, further comprising a partition, wherein an inside of the recess has an L-shaped inner wall at a side adjacent to the centrifugal fan, and the partition is disposed between the auxiliary fan and the plurality of fins and attached to the L-shaped inner wall.
6. The heat dissipating module of claim 4, wherein each of the heat dissipating channels has a first opening and a second opening at two ends thereof, each of the first openings is disposed corresponding to the centrifugal fan, and each of the second openings is disposed corresponding to the third opening.
7. The heat dissipating module of claim 6, wherein the auxiliary fan is disposed in an inclined manner with respect to the heat dissipating plate body in a manner that the height of the auxiliary fan increases gradually from each of the first through openings to each of the second through openings.
8. The heat dissipating module of claim 7, wherein the recess has an inclined bottom wall therein, the inclined bottom wall gradually increasing in height from each first opening to each second opening, and the auxiliary fan is fixed to the inclined bottom wall.
9. The heat dissipating module of claim 1, wherein the heat dissipating plate is a heat conducting block or a temperature equalizing plate.
10. The heat dissipating module of claim 1, further comprising a bottom plate, wherein the heat dissipating plate and the centrifugal fan are fixed to the bottom plate, the bottom plate has a transparent opening exposing a portion of the heat dissipating plate, the air guiding cover covers and is fixed to the bottom plate, and the air guiding cover extends to form a wind shielding plate disposed on a side of the centrifugal fan away from the heat dissipating member and abutting against the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021791774.8U CN212367832U (en) | 2020-08-25 | 2020-08-25 | Heat radiation module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021791774.8U CN212367832U (en) | 2020-08-25 | 2020-08-25 | Heat radiation module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212367832U true CN212367832U (en) | 2021-01-15 |
Family
ID=74143325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021791774.8U Active CN212367832U (en) | 2020-08-25 | 2020-08-25 | Heat radiation module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212367832U (en) |
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2020
- 2020-08-25 CN CN202021791774.8U patent/CN212367832U/en active Active
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