CN222263459U - Heat dissipation device - Google Patents
Heat dissipation device Download PDFInfo
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- CN222263459U CN222263459U CN202420818177.1U CN202420818177U CN222263459U CN 222263459 U CN222263459 U CN 222263459U CN 202420818177 U CN202420818177 U CN 202420818177U CN 222263459 U CN222263459 U CN 222263459U
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- heat
- box body
- heat dissipation
- collecting piece
- dissipation device
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- 230000017525 heat dissipation Effects 0.000 title claims description 48
- 238000001704 evaporation Methods 0.000 claims abstract description 18
- 230000008020 evaporation Effects 0.000 claims abstract description 18
- 238000010992 reflux Methods 0.000 claims abstract description 10
- 230000005484 gravity Effects 0.000 claims description 6
- 239000007788 liquid Substances 0.000 abstract description 12
- 238000010438 heat treatment Methods 0.000 abstract description 7
- 238000009833 condensation Methods 0.000 abstract description 6
- 230000005494 condensation Effects 0.000 abstract description 6
- 238000007664 blowing Methods 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Abstract
The utility model provides a heat dissipating device, which belongs to the technical field of electrical equipment and comprises a siphon heat dissipating module, an internal fan, a heat dissipating fin and a heat dissipating fin, wherein the siphon heat dissipating module is provided with a heat pipe and a heat collecting piece communicated with the heat pipe, the heat collecting piece is connected to a mounting plate, the heat pipe and the heat collecting piece form a circulating pipeline, the internal fan is arranged in a box body, an air outlet of the internal fan faces the heat collecting piece, and part of heat is transferred to a second heat dissipating fin (namely the middle part of a heat dissipating surface) which is not corresponding to a high-temperature heating device through the fan in the box body. Firstly, through the blowing of an internal fan, heat is concentrated into the heat collecting piece, and the heat collecting piece absorbs the heat in the box body and then heats the liquid in the box body, so that an evaporation area is formed. The heat collecting piece is communicated with the heat pipe on the mounting plate, liquid in the heat collecting piece is evaporated to contact the heat pipe for condensation reflux, and then the heat collecting piece stores water refluxed in the condensation area of the heat pipe again, so that a circulating pipeline is formed.
Description
Technical Field
The utility model relates to the technical field of electrical equipment, in particular to a heat dissipation device.
Background
An air-cooled heat sink is a device that uses air flow to transfer heat, thereby reducing the temperature of the device. They are widely used in various fields of electronic equipment, mechanical equipment, etc., and are one of the mainstream heat dissipation solutions in the market.
However, the heat dissipation surface of the existing heat exchanger is larger, the high-temperature heating devices are generally arranged on two sides of the box body, the corresponding parts of the heat dissipation surface and the high-temperature heating devices can play a role in heat dissipation, and the parts (namely the middle parts of the heat dissipation surface) of the heat dissipation surface, which do not correspond to the high-temperature heating devices, cannot play a role in heat dissipation effectively, so that the heat radiator cannot be utilized effectively.
Disclosure of utility model
Therefore, the technical problem to be solved by the utility model is to overcome the defect that the heat dissipation device in the prior art cannot effectively dissipate heat only by air cooling, so as to provide the heat dissipation device.
In order to solve the technical problems, the utility model provides a heat dissipating device, which comprises a box body, a heat dissipating device and a heat dissipating device, wherein the box body is provided with a notch;
The radiator is provided with a mounting plate and a first radiating fin arranged on one side surface of the mounting plate, the mounting plate is connected to the notch of the box body, and the first radiating fin is positioned outside the box body;
The siphon heat dissipation module is provided with a heat pipe and a heat collecting piece communicated with the heat pipe, the heat collecting piece is connected to the mounting plate, the heat pipe and the heat collecting piece form a circulation pipeline, and a reflux section of the circulation pipeline is obliquely arranged downwards along the gravity direction;
and the internal fan is arranged in the box body, and an air outlet of the internal fan faces the heat collecting piece.
Optionally, the radiator further comprises an external fan, wherein an air outlet of the external fan faces to the first radiating fins of the radiator. Optionally, the heat collecting piece includes the heat collecting piece and connects the second fin on the heat collecting piece, the second fin towards the inside of box along perpendicular to the direction of mounting panel extends, the air outlet of inside fan is towards the second fin.
Optionally, the mounting plate is provided with a surface groove, and the heat pipe and the heat collecting block are embedded and mounted in the surface groove.
Optionally, the siphon heat dissipation module is provided with two groups symmetrically arranged.
Optionally, the heat pipe extends toward an inner central region of the tank.
Optionally, the circulating pipeline comprises an evaporation section extending upwards along the gravity direction, a horizontal section extending towards the central area inside the box body and a backflow section, and the evaporation section, the horizontal section and the backflow section are sequentially communicated.
Optionally, the internal fan and the siphon heat dissipation module are arranged at intervals.
Optionally, an air outlet of the internal fan faces an internal central region of the case.
Optionally, the case comprises an openable case lid.
The technical scheme of the utility model has the following advantages:
1. According to the heat dissipating device provided by the utility model, part of heat is transferred to the first radiating fins (namely the middle parts of the radiating surfaces) which are not corresponding to the high-temperature heating devices through the fan inside the box body and the heat collecting piece, and the heat is transferred to the outside under the action of the fan outside the box body. Specifically, firstly, the heat is concentrated into the heat collecting piece through the blowing of the fan in the box body, and the heat collecting piece absorbs the heat in the box body and then heats the liquid in the box body, so that an evaporation area is formed. The heat collecting piece is communicated with the heat pipe on the mounting plate, liquid in the heat collecting piece is evaporated to contact the heat pipe for condensation reflux, and then the heat collecting piece stores water refluxed in the condensation area of the heat pipe again, so that a circulating pipeline is formed. The heat pipe and the heat collecting piece transfer the absorbed heat to the first radiating fin at the middle part of the radiating surface, and finally the aim of effectively utilizing the radiator can be achieved.
2. According to the heat dissipating device provided by the utility model, part of heat is directly transferred to the outside through the fan outside the box body and the first heat dissipating fins (namely, the two side parts of the heat dissipating surface) corresponding to the high-temperature heating device. Specifically, the external fan is arranged outside the box body, and the air outlet of the external fan faces the first radiating fins of the radiator, so that heat in the box body can be directly dissipated to the outside of the box body.
3. The heat-collecting piece comprises a heat-collecting block and second heat-radiating fins connected to the heat-collecting block, the second heat-radiating fins extend towards the inside of the box body along the direction perpendicular to the mounting plate, the air outlets of the internal fans face the second heat-radiating fins, and air is blown into the air channels of the internal fans towards the second heat-radiating fins, so that heat in the box body is concentrated to the second heat-radiating fins firstly and then transferred to the heat-collecting block by the second heat-radiating fins, and an evaporation area can be formed in the heat-collecting block.
4. According to the heat dissipation device provided by the utility model, the mounting plate is provided with the surface groove, so that the heat pipe and the heat collecting block can be embedded and mounted on the heat sink, and meanwhile, heat can be dissipated from inside to outside.
5. According to the heat dissipation device provided by the utility model, the siphon heat dissipation modules are provided with the two groups which are symmetrically arranged, so that heat in the central area of the box body can be effectively conducted to two ends of the inner part of the box body at the same time, and the heat dissipation efficiency is improved.
6. According to the heat dissipation device provided by the utility model, the heat pipe extends towards the inner central area of the box body, so that heat which cannot be dissipated in the inner central area of the box body can be effectively brought out to the two ends of the box body.
7. According to the heat dissipation device provided by the utility model, the evaporation section, the horizontal section and the reflux section of the circulating pipeline are sequentially communicated, and the liquid is evaporated to form gas through the heat collection block, so that the gas is low in density and then rises to the evaporation section, and the gas is condensed into liquid through the evaporation section and the horizontal section of the heat pipe. Because the reflux section is in an inclined arrangement mode, liquid flows back into the heat collection block, heat in the inner central area of the box body can be circularly dissipated, and the heat dissipation efficiency is effectively improved.
8. According to the heat dissipation device provided by the utility model, the internal fan and the siphon heat dissipation module are arranged at intervals, so that the heat absorption effect of the second heat dissipation fin is better.
9. According to the heat dissipation device provided by the utility model, the air outlet of the internal fan faces to the inner central area of the box body, and is used for collecting heat at two ends of the box body to the inner central area of the box body.
10. According to the heat dissipation device provided by the utility model, the box body comprises the openable box cover, so that the box body is more convenient to mount, dismount and maintain.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a perspective view of a specific implementation of a heat dissipating device provided in an embodiment of the present utility model;
FIG. 2 is an exploded view of another embodiment of a heat sink provided in an embodiment of the present utility model;
FIG. 3 is a side view of a heat sink provided in an embodiment of the present utility model;
FIG. 4 is a bottom view of a heat sink provided in an embodiment of the present utility model;
FIG. 5 is a perspective view of the siphon heat sink module of FIG. 2;
fig. 6 is a front cross-sectional view of the siphon thermal module of fig. 2.
Reference numerals illustrate:
1. A case; 2, notched openings, 3, mounting plates, 4, first radiating fins, 5, heat pipes, 6, heat collecting blocks, 7, second radiating fins, 8, inner fans, 9, outer fans, 10, case covers, 11, surface grooves, 12, evaporation sections, 13, horizontal sections, 14 and backflow sections.
Detailed Description
The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or in communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.
As shown in fig. 1, a specific implementation manner of the heat dissipating device provided in this embodiment includes a case 1, a radiator, a siphon heat dissipating module, and an internal fan 8. The radiator is provided with a mounting plate 3 and a first radiating fin 4 arranged on one side surface of the mounting plate 3, the mounting plate 3 is connected to the notch 2 of the box 1, and the first radiating fin 4 is positioned outside the box 1;
the siphon heat dissipation module is provided with a heat pipe 5 and a heat collecting piece communicated with the heat pipe 5, the heat collecting piece is connected to the mounting plate 3, the heat pipe 5 and the heat collecting piece form a circulation pipeline, and a reflux section 14 of the circulation pipeline is obliquely arranged downwards along the gravity direction;
the internal fan 8 is arranged inside the box body 1, and an air outlet of the internal fan 8 faces the heat collecting piece;
According to the heat dissipating device provided by the embodiment, a part of heat is transferred to the second radiating fins (namely the middle parts of the radiating surfaces) which are not corresponding to the high-temperature heating devices through the fan 8 in the box body 1 and the heat collecting piece, and the heat is transferred to the outside under the action of the fan outside the box body. Firstly, the heat is concentrated into the heat collecting piece through the blowing of the internal fan, and the heat collecting piece absorbs the heat in the box body 1 and then heats the liquid in the heat collecting piece, so that an evaporation area is formed. The heat collecting piece is communicated with the heat pipe 5 on the mounting plate 3, liquid in the heat collecting piece is evaporated to contact the heat pipe 5 for condensation reflux, and then the heat collecting piece stores water refluxed in a condensation area of the heat pipe 5 again, so that a circulation pipeline is formed. The heat pipe 5 and the heat collecting piece transfer the absorbed heat to the first radiating fin 4 on one side surface of the mounting plate 3, and finally the purpose of effectively utilizing the radiator can be achieved.
As shown in fig. 1, 3 and 4, in the heat dissipating device provided in this embodiment, the external fan 9 is disposed outside the case 1, and an air outlet of the external fan 9 faces the first heat dissipating fin 4 of the heat sink. By this arrangement, the heat inside the case 1 can be dissipated to the outside of the case 1.
Of course, the above description is not limiting, and in some alternative embodiments, the external fan 9 may be provided without or in plurality.
As shown in fig. 1 and 5, in the heat dissipating device provided in this embodiment, the heat collecting member includes a heat collecting block 6 and a second heat dissipating fin 7 connected to the heat collecting block 6, the second heat dissipating fin 7 extends toward the inside of the case 1 along a direction perpendicular to the mounting plate, and an air outlet of the internal fan 8 faces the second heat dissipating fin 7. It should be noted that, the second heat dissipation fin 7 has a plurality of fin plates that set up at intervals, forms the wind channel between two arbitrary adjacent fin plates respectively, the air outlet of inside fan 8 is for facing towards the wind channel to blow air current a plurality of wind channels, with heat transfer to on the fin plate. By this arrangement, the heat in the case 1 is concentrated to the second heat radiating fins 7 by the internal fan 8, and then transferred to the heat collecting block 6 by the second heat radiating fins 7, so that an evaporation area can be formed in the heat collecting block 6.
Of course, the above description is not limiting, and in some alternative embodiments, the air outlet of the internal fan 8 may also face the second heat dissipating fins 7 and the heat collecting block 6 at the same time.
As shown in fig. 2, in the heat dissipating device provided in this embodiment, the mounting plate 3 has a surface groove 11, and the heat pipe 5 and the heat collecting block 6 are embedded in the surface groove 11. By the arrangement, the heat pipe 5 and the heat collecting block 6 can be embedded and installed on the radiator, and meanwhile heat is dissipated from inside to outside.
Of course, the above description is not limiting, and in some alternative embodiments, the surface groove 11 may be omitted, and the heat pipe 5 and the heat collecting block 6 may be attached to the mounting plate 3 in a leaning manner.
As shown in fig. 1, in the heat dissipating device provided in this embodiment, the siphon heat dissipating module has two groups symmetrically disposed. So set up, can be effectively with the inside central region's of box 1 heat conduction to the inside both ends of box 1 simultaneously, improve radiating efficiency.
Of course, the above description is not limiting, and in some alternative embodiments, the siphon heat dissipation module may be provided with only one or more groups.
As shown in fig. 1, in the heat dissipating device provided in this embodiment, the heat pipe 5 extends toward the inner central area of the case 1. By the arrangement, heat which cannot be emitted in the central area inside the box body 1 can be effectively brought out to the two ends of the box body 1.
Of course, the above description is not limiting, and in some alternative embodiments, the heat pipe 5 may extend toward multiple areas inside the case 1.
As shown in fig. 3 and 6, when the case is installed in a manner perpendicular to the ground, the circulation pipeline of the siphon heat dissipation module in the case 1 includes an evaporation section 12 extending upward along the gravity direction, a horizontal section 13 extending toward the central area inside the case 1, and a return section 14, where the evaporation section 12, the horizontal section 13, and the return section 14 are sequentially communicated. So set up, through the evaporation of heat collection piece 6 liquid formation gas, because the gas density is little, and then rises to evaporation section 12, and the gas condenses into liquid through evaporation section 12 and horizontal section 13 of heat pipe 5. Because the backflow section 14 is in an inclined arrangement mode, liquid flows back into the heat collection block 6, heat in the inner central area of the box body 1 can be circularly dissipated, and the heat dissipation efficiency is effectively improved.
Of course, the above description is not limiting, and in some alternative embodiments, the circulation line may be configured in a variety of shapes, such as arc-shaped.
As shown in fig. 1, in the heat dissipating device provided in this embodiment, the internal fan 8 is disposed at an interval from the siphon heat dissipating module. By this arrangement, the heat absorbing effect of the second heat dissipating fin 7 can be made better.
Of course, the above description is not limiting, and in some alternative embodiments, the internal fan 8 may be located closely adjacent to the siphon heat sink module.
As shown in fig. 1, in the heat dissipating device provided in this embodiment, the air outlet of the internal fan 8 faces the inner central area of the case 1. By this arrangement, heat at both ends of the case 1 can be collected to the inner central region of the case 1.
Of course, the above description is not limiting, and in some alternative embodiments, the outlet of the internal fan 8 may be inclined towards the internal central region of the casing 1.
As shown in fig. 2, in the heat dissipating device provided in this embodiment, the case 1 includes an openable case cover 10. So set up, can make box 1 more convenient when installation and dismantlement maintenance.
Of course, the above description is not limiting, and in some alternative embodiments, the case 1 may be provided with no openable case cover 10 or a case cover 10 that cannot be opened.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420818177.1U CN222263459U (en) | 2024-04-18 | 2024-04-18 | Heat dissipation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420818177.1U CN222263459U (en) | 2024-04-18 | 2024-04-18 | Heat dissipation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222263459U true CN222263459U (en) | 2024-12-27 |
Family
ID=93981131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420818177.1U Active CN222263459U (en) | 2024-04-18 | 2024-04-18 | Heat dissipation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222263459U (en) |
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2024
- 2024-04-18 CN CN202420818177.1U patent/CN222263459U/en active Active
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