CN213273896U - Radiator with liquid phase change and microporous structure - Google Patents
Radiator with liquid phase change and microporous structure Download PDFInfo
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- CN213273896U CN213273896U CN202021777007.1U CN202021777007U CN213273896U CN 213273896 U CN213273896 U CN 213273896U CN 202021777007 U CN202021777007 U CN 202021777007U CN 213273896 U CN213273896 U CN 213273896U
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- phase change
- radiator
- heat
- microporous
- shell body
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Abstract
The utility model relates to a liquid phase transition and microporous structure's radiator, including the radiator body, the radiator body includes shell body and interior casing, shell body and interior casing all are the tubulose, and the shell body registrates in the interior casing outside, forms the clearance between shells inner wall and the interior casing outer wall, the clearance is annular enclosure space, annular enclosure space is the phase transition chamber, the filling has volatile liquid in the phase transition intracavity, is provided with the micropore board in the phase transition intracavity, the micropore board is laminated in shells inner wall. An object of the utility model is to solve or alleviate the lower problem of current radiator heat conduction rate at least, provide a liquid phase transition and microporous structure's radiator.
Description
Technical Field
The utility model relates to a radiator technical field especially relates to a liquid phase transition and microporous structure's radiator.
Background
At present, the heat dissipation principle of the heat radiator is that metal with high heat conductivity is mostly used for heat conduction and adhesion with a heating body to increase the heat dissipation area, so that the heat dissipation effect of the heating body is improved. However, this kind of heat dissipation is not ideal, if the heating element heats faster, the heat conduction rate of the heat sink is less than the heating rate of the heating element, and the heating element will accumulate a large amount of heat energy, and will be damaged in severe cases.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome not enough among the prior art, solve or alleviate the lower problem of current radiator heat conduction rate at least, provide a liquid phase transition and microporous structure's radiator.
The utility model discloses a realize through following technical scheme:
the utility model provides a liquid phase transition and microporous structure's radiator, includes the radiator body, the radiator body includes shell body and interior casing, shell body and interior casing all are the tubulose, and the shell body registrates in the interior casing outside, forms the clearance between shell body inner wall and the interior casing outer wall, the clearance is annular enclosure space, annular enclosure space is the phase transition chamber, the filling has volatile liquid in the phase transition intracavity, is provided with the micropore board in the phase transition intracavity, the micropore board is laminated in shell body inner wall.
In order to further realize the utility model discloses, can prefer following technical scheme for use:
preferably, the shell body comprises an installation section and a heat dissipation section, the outer side of the installation section is attached to the heating body, and the microporous plate is attached to the inner side of the installation section in a heat conduction mode.
Preferably, the heat dissipation section outside and the interior inboard equal array of casing of shell body are provided with a plurality of radiating fin, radiating fin is the sheet metal form, and radiating fin one end is laminated with the heat conduction of the heat dissipation section outside or interior inboard heat conduction of casing, the other end outwards or inwards extends.
Preferably, the interior of the phase change cavity is in a vacuum state or a state close to the vacuum state.
Preferably, the volatile liquid is acetone liquid.
Preferably, the microporous plate is a plate body made of honeycomb aluminum or foamed aluminum.
Preferably, the length value of the microporous plate is smaller than the height value of the phase change cavity, the microporous plate is positioned at the lower part of the phase change cavity, and the lower end of the microporous plate is attached to the bottom surface of the phase change cavity.
Through the technical scheme, the beneficial effects of the utility model are that:
the utility model discloses be the tubulose, the outside and the inboard of radiator body all are provided with radiating fin, have effectively improved heat radiating area to improve the radiating effect.
The utility model discloses a be provided with the phase transition chamber between shell body and the interior casing, the filling of phase transition intracavity has volatile liquid, and volatile liquid is heated the boiling, changes into the gaseous phase from the liquid phase, can absorb a large amount of heats in the phase transition to with the radiating fin of heat in time conduction to radiator body, not only the radiating effect is good, still very big promotion heat conduction rate, avoid a large amount of heat energy accumulation in heat-generating body department.
The utility model discloses a phase transition intracavity is provided with the micropore board, adsorbs volatile liquid on the surface of micropore board through the siphon principle, forms volatile liquid film, increases volatile liquid's surface area to improve volatile liquid's rate of change of phase, volatile liquid can be faster when making the radiator be heated, more emergence phase transition, further improved heat conduction rate.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a sectional view of the structure of the present invention;
fig. 3 is a structural sectional view taken along a-a in fig. 2 according to the present invention;
wherein: 1-an outer shell; 2-an inner housing; 3-a phase change cavity; 4-a microporous plate; 5-radiating fins; 101-a mounting section; 102-heat dissipation section.
Detailed Description
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1:
as shown in fig. 1-3, a liquid phase transition and microporous structure's radiator, including the radiator body, the radiator body includes shell body 1 and interior casing 2, shell body 1 and interior casing 2 all are the tubulose, shell body 1 registrates in the interior casing 2 outside, form the clearance between shell body 1 inner wall and the interior casing 2 outer wall, the clearance is annular confined space, annular confined space is phase transition chamber 3, the filling has volatile liquid in the phase transition chamber 3, be provided with micropore board 4 in the phase transition chamber, micropore board 4 laminates in shell body 1 inner wall, micropore board 4 is the platelike body that honeycomb aluminium or foamed aluminium made, the length value of micropore board 4 is less than the height value in phase transition chamber, micropore board 4 is located phase transition chamber lower part, micropore board 4 lower extreme and the laminating of phase transition chamber bottom surface.
In order to optimize the product structure, in this embodiment, the outer shell 1 includes a mounting section 101 and a heat dissipation section 102, the outer side of the mounting section 101 is attached to the heating element, and the microporous plate 4 is attached to the inner side of the mounting section 101 in a heat conducting manner; in this embodiment, the mounting section 101 has a flat plate shape, and the heat dissipating section 102 has an arc shape.
In order to improve the heat dissipation area of the heat sink, a plurality of heat dissipation fins 5 are arranged on the outer side of the heat dissipation section 102 of the outer shell 1 and the inner side of the inner shell 2 in an array mode, the heat dissipation fins 5 are thin plate-shaped, one ends of the heat dissipation fins 5 are in heat conduction fit with the outer side of the heat dissipation section 102 or the inner side of the inner shell 2, and the other ends of the heat dissipation fins extend outwards or inwards.
In order to reduce the boiling point of the volatile liquid, the interior of the phase change cavity 3 is in a vacuum state or a state close to the vacuum state, and the volatile liquid is acetone liquid.
The utility model discloses be the tubulose, the outside and the inboard of radiator body all are provided with radiating fin 5, have effectively improved heat radiating area to improve the radiating effect.
The utility model discloses a be provided with between shell body 1 and the interior casing 2 and become chamber 3 mutually, become the intracavity filling of looks and have volatile liquid, volatile liquid is heated the boiling, changes the gaseous phase into from the liquid phase, and the phase transition in-process can absorb a large amount of heats to with heat in time conduction to radiator body's radiating fin 5, not only the radiating effect is good, still very big promotion heat conduction rate, avoid a large amount of heat energy accumulation in heat-generating body department.
The utility model discloses a phase transition chamber is provided with micropore board 4 in 3, adsorbs volatile liquid on micropore board 4's surface through the siphon principle, forms volatile liquid film, increases volatile liquid's surface area to improve volatile liquid's rate of transformation, volatile liquid can be faster when making the radiator be heated, more emergence phase transition, further improved heat conduction rate.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the principles of the present invention.
Claims (7)
1. The utility model provides a liquid phase transition and microporous structure's radiator, includes the radiator body, its characterized in that, the radiator body includes shell body (1) and interior casing (2), shell body (1) and interior casing (2) all are the tubulose, and shell body (1) registrates in interior casing (2) outside, forms the clearance between shell body (1) inner wall and interior casing (2) outer wall, the clearance is the annular enclosure space, the annular enclosure space is phase change chamber (3), the filling has volatile liquid in phase change chamber (3), is provided with micropore board (4) in the phase change chamber, micropore board (4) are laminated in shell body (1) inner wall.
2. The heat sink with liquid phase change and microporous structure according to claim 1, wherein the outer casing (1) comprises a mounting section (101) and a heat dissipation section (102), the outer side of the mounting section (101) is attached to the heating element, and the microporous plate (4) is attached to the inner side of the mounting section (101) in a heat conducting manner.
3. The heat sink with liquid phase change and microporous structure as claimed in claim 2, wherein a plurality of heat dissipating fins (5) are arranged on the outer side of the heat dissipating section (102) of the outer shell (1) and the inner side of the inner shell (2) in an array manner, the heat dissipating fins (5) are thin plate-shaped, one end of each heat dissipating fin (5) is attached to the outer side of the heat dissipating section (102) or the inner side of the inner shell (2) in a heat conducting manner, and the other end of each heat dissipating fin extends outwards or inwards.
4. A liquid phase change and microporous structure heat sink according to claim 1, characterized in that the inside of the phase change chamber (3) is in vacuum or near vacuum state.
5. The heat sink of claim 4, wherein the volatile liquid is acetone liquid.
6. The heat sink with liquid phase change and microporous structure as claimed in claim 1, wherein the microporous plate (4) is a plate made of honeycomb aluminum or foamed aluminum.
7. The heat sink with liquid phase change and microporous structure as claimed in claim 1, wherein the length of the microporous plate (4) is smaller than the height of the phase change chamber, the microporous plate (4) is located at the lower part of the phase change chamber, and the lower end of the microporous plate (4) is attached to the bottom surface of the phase change chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021777007.1U CN213273896U (en) | 2020-08-22 | 2020-08-22 | Radiator with liquid phase change and microporous structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021777007.1U CN213273896U (en) | 2020-08-22 | 2020-08-22 | Radiator with liquid phase change and microporous structure |
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| Publication Number | Publication Date |
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| CN213273896U true CN213273896U (en) | 2021-05-25 |
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| CN202021777007.1U Active CN213273896U (en) | 2020-08-22 | 2020-08-22 | Radiator with liquid phase change and microporous structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113819782A (en) * | 2021-07-22 | 2021-12-21 | 西安交通大学 | Phase change heat dissipation device |
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2020
- 2020-08-22 CN CN202021777007.1U patent/CN213273896U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113819782A (en) * | 2021-07-22 | 2021-12-21 | 西安交通大学 | Phase change heat dissipation device |
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