CN108469193B - Novel gravity heat pipe module and high-efficiency heat exchanger designed by same - Google Patents
Novel gravity heat pipe module and high-efficiency heat exchanger designed by same Download PDFInfo
- Publication number
- CN108469193B CN108469193B CN201810514885.5A CN201810514885A CN108469193B CN 108469193 B CN108469193 B CN 108469193B CN 201810514885 A CN201810514885 A CN 201810514885A CN 108469193 B CN108469193 B CN 108469193B
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- Prior art keywords
- pipe
- heat
- heat pipe
- main heat
- gas
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- 230000005484 gravity Effects 0.000 title claims abstract description 27
- 239000007788 liquid Substances 0.000 claims abstract description 48
- 230000005494 condensation Effects 0.000 claims abstract description 35
- 238000009833 condensation Methods 0.000 claims abstract description 35
- 238000000926 separation method Methods 0.000 claims abstract description 34
- 238000001704 evaporation Methods 0.000 claims abstract description 29
- 230000008020 evaporation Effects 0.000 claims abstract description 29
- 238000009413 insulation Methods 0.000 claims abstract description 9
- 238000005452 bending Methods 0.000 claims abstract description 4
- 230000001681 protective effect Effects 0.000 claims description 13
- 238000010521 absorption reaction Methods 0.000 claims description 8
- 230000017525 heat dissipation Effects 0.000 claims description 8
- 238000000034 method Methods 0.000 abstract description 8
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D15/00—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies
- F28D15/02—Heat-exchange apparatus with the intermediate heat-transfer medium in closed tubes passing into or through the conduit walls ; Heat-exchange apparatus employing intermediate heat-transfer medium or bodies in which the medium condenses and evaporates, e.g. heat pipes
Abstract
The invention relates to the technical field of heat pipes, in particular to a novel gravity heat pipe module and a high-efficiency heat exchanger designed by the novel gravity heat pipe module. The heat pipe comprises a pair of main heat pipes which are arranged in parallel, and branch heat pipes which are arranged between the two main heat pipes and are communicated with the two main heat pipes, wherein the main heat pipes are in a ladder-shaped bending shape, the main heat pipes comprise an evaporation section with the lower end arranged horizontally, a condensation section with the upper end arranged horizontally, and a heat insulation section bent between the evaporation section and the condensation section, the branch heat pipes are horizontally arranged between the evaporation section and the condensation section of the two main heat pipes, and the branch heat pipes are vertical to and are communicated with the condensation section and the heat insulation section of the main heat pipes; and a gas-liquid separation device is arranged in the main heat pipe. The design of the gas-liquid separation tube is adopted, so that the circulation process in the heat pipe is more independent, the influence between gas and liquid is smaller, the heat exchange circulation process is more efficient, and the design of the folded angle is adopted, so that the gravity heat pipe can be more simply and conveniently applied to general equipment.
Description
Technical Field
The invention relates to the technical field of heat pipes, in particular to a novel gravity heat pipe module and a high-efficiency heat exchanger designed by the novel gravity heat pipe module.
Background
The gravity heat pipe is a high-efficiency radiating element which skillfully utilizes gravity, and the basic principle is that a working medium is evaporated under the action of external heat at an evaporation section of the heat pipe, so that the working medium becomes a gaseous state, the gaseous state working medium reaches a condensation section of the heat pipe through an adiabatic section in the heat pipe, and the gaseous state working medium flows to a relatively low temperature, so that the condensation heat release is changed into a liquid state again, and the liquid state working medium can flow back to the evaporation section of the heat pipe again under the action of gravity, so that the liquid state working medium is heated and evaporated again, and the heat can be efficiently dispersed from a high-temperature part needing heat radiation through the effective heat transfer element of the heat pipe in the above process.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, adapt to the actual needs, and provide a novel gravity heat pipe module and a high-efficiency heat exchanger designed by the novel gravity heat pipe module.
In order to achieve the purpose of the invention, the technical scheme adopted by the invention is as follows:
The novel gravity heat pipe module comprises a pair of main heat pipes which are arranged in parallel, and branch heat pipes which are arranged between the two main heat pipes and are communicated with the two main heat pipes, wherein the main heat pipes are in a ladder-shaped bending shape, the main heat pipes comprise an evaporation section of which the lower end is horizontally arranged, a condensation section of which the upper end is horizontally arranged, and a heat insulation section which is bent between the evaporation section and the condensation section, the branch heat pipes are horizontally arranged between the evaporation section and the condensation section of the main heat pipes, and the branch heat pipes are vertical to and are communicated with the condensation section and the heat insulation section of the main heat pipes; and a gas-liquid separation device is arranged in the main heat pipe.
The gas-liquid separation device is a gas-liquid separation pipe, the gas-liquid separation pipe is arranged in the main heat pipe, and the gas-liquid separation pipe and the main heat pipe are the same in shape and are concentrically arranged; the gas-liquid separation tube sections of the condensation section and the evaporation section of the main heat tube are provided with a plurality of through holes, liquid working medium in the main heat tube is heated and evaporated into gas state on the tube wall of the evaporation section of the main heat tube and the tube wall of the branch heat tube, the liquid working medium passes through the through holes and moves from the inside of the gas-liquid separation tube to the condensation end of the main heat tube at the upper end, and is condensed into liquid state on the tube wall of the main heat tube and the tube wall of the branch heat tube at the condensation end through the through holes of the gas-liquid separation tube at the condensation end, and flows back to the evaporation section along the tube wall of the main heat tube to circulate.
And the two ends in the main heat pipe are provided with gas-liquid separation pipe fixing plates.
And more than one branch heat pipe of the evaporation section and the condensation section of the main heat pipe are respectively arranged.
The periphery of the heat supporting pipe is provided with auxiliary heat dissipation/heat absorption ribs which are perpendicular to the heat supporting pipe.
The auxiliary heat dissipation/heat absorption rib is provided with more than one.
The novel gravity assisted heat pipe module comprises the novel gravity assisted heat pipe module, a protective shell and a convection fan, wherein the protective shell is arranged at an evaporation section and a condensation section of the novel gravity assisted heat pipe module, the convection nets are arranged on two surfaces of the protective shell, and one convection net of the convection fan corresponds to the inside of the protective shell.
The invention has the beneficial effects that:
the design of the gas-liquid separation tube is adopted, so that the circulation process in the heat pipe is more independent, the influence between gas and liquid is smaller, the heat exchange circulation process is more efficient, and the design of the folded angle is adopted, so that the gravity heat pipe can be more simply and conveniently applied to general equipment.
Drawings
The invention is further described below with reference to the drawings and examples.
Fig. 1 and 2 are schematic structural views of the present invention;
FIG. 3 is a schematic cross-sectional view of a primary heat pipe;
fig. 4 and 5 are schematic diagrams of a heat sink according to the present invention.
The heat-dissipating/heat-absorbing device comprises a main heat pipe 1, a condensing section 101, an insulating section 102, an insulating section 103, a heat-dissipating/heat-absorbing fin 3, a gas-liquid separation pipe 4, a through hole 401, a gas-liquid separation pipe fixing plate 5, a protective shell 6, a convection net 601 and a convection fan 7.
Detailed Description
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
see fig. 1-5.
The invention discloses a novel gravity heat pipe module, which comprises a pair of main heat pipes 1 which are arranged in parallel, and branch heat pipes 2 which are arranged between the two main heat pipes 1 and are communicated with the two main heat pipes 1, wherein the main heat pipes 1 are in a ladder-shaped bending shape, the main heat pipes 1 comprise an evaporation section 103 which is horizontally arranged at the lower end, a condensation section 101 which is horizontally arranged at the upper end, and a heat insulation section 102 which is bent between the evaporation section 103 and the condensation section 101, and branch heat pipes 2 are horizontally arranged between the evaporation section 103 and the condensation section 101 of the two main heat pipes 1, and the branch heat pipes 2 are vertical to and are communicated with the condensation section 101 and the heat insulation section 103 of the main heat pipes 1; a gas-liquid separation device is arranged in the main heat pipe 101.
The gas-liquid separation device is a gas-liquid separation pipe 4, the gas-liquid separation pipe 4 is arranged in the main heat pipe 1, and the gas-liquid separation pipe 4 is the same as the main heat pipe 1 in shape and is concentrically arranged; the sections of the gas-liquid separation tube 4 of the condensation section 101 and the evaporation section 103 of the main heat tube 1 are provided with a plurality of through holes 401, the liquid working medium in the main heat tube 1 is heated and evaporated into gas state on the tube wall of the evaporation section 103 of the main heat tube 1 and the tube wall of the branch heat tube 2, the main heat tube 1 moves from the inner upper end of the gas-liquid separation tube 4 to the condensation end 101 through the through holes 401, the tube wall of the main heat tube 1 and the tube wall of the branch heat tube 2 at the condensation end 101 are condensed into liquid state through the through holes 401 of the gas-liquid separation tube 4, and flows back to the evaporation section 103 along the tube wall of the main heat tube 1 to circulate, and the gas-liquid separation tube 4 is adopted to ensure that the heat is less dissipated when the gas-liquid passes through the heat insulation section 103 in the changing movement process, so that the heat is mostly reaching the condensation section 101, the influence between the gas-liquid is smaller in the circulation process, and the heat exchange circulation process is more efficient.
The two ends in the main heat pipe 1 are provided with gas-liquid separation pipe fixing plates 5 which fix the gas-liquid separation pipe 4.
The evaporation section 103 of the main heat pipe 1 and the branch heat pipe 2 of the condensation section 101 are respectively provided with more than one heat pipe, so that the heat dissipation and heat absorption rate are increased.
The periphery of the heat supporting pipe 2 is provided with auxiliary heat dissipation/heat absorption ribs 3, and the auxiliary heat dissipation/heat absorption ribs 3 are arranged perpendicular to the heat supporting pipe 2.
The auxiliary heat dissipation/heat absorption rib 3 is provided with more than one, so that the heat dissipation and heat absorption rate is further increased.
The novel gravity assisted heat pipe module comprises the novel gravity assisted heat pipe module, a protective shell 6 and a convection fan 7, wherein the protective shell 6 is arranged at an evaporation section 103 and a condensation section 101 of the novel gravity assisted heat pipe module, a convection net 601 is arranged on two surfaces of the protective shell 6, and one convection fan 7 is arranged in the protective shell 6 corresponding to the convection net 601.
The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent changes or direct or indirect application in the relevant art utilizing the present specification and drawings are included in the scope of the present invention.
Claims (3)
1. The utility model provides a novel gravity heat pipe module, includes a pair of parallel arrangement's main heat pipe (1), sets up branch heat pipe (2) of two main heat pipes (1) of intercommunication between two main heat pipes (1), its characterized in that: the main heat pipes (1) are in a stepped bending shape, the main heat pipes (1) comprise evaporation sections (103) with the lower ends horizontally arranged, condensation sections (101) with the upper ends horizontally arranged, heat insulation sections (102) bent between the evaporation sections (103) and the condensation sections (101), branch heat pipes (2) are horizontally arranged between the evaporation sections (103) and the condensation sections (101) of the two main heat pipes (1), and the branch heat pipes (2) are vertical to and communicated with the condensation sections (101) and the heat insulation sections (103) of the main heat pipes (1); a gas-liquid separation device is arranged in the main heat pipe (1); the gas-liquid separation device is a gas-liquid separation pipe (4), the gas-liquid separation pipe (4) is arranged in the main heat pipe (1), and the gas-liquid separation pipe (4) and the main heat pipe (1) are the same in shape and are concentrically arranged; the condensation section (101) of the main heat pipe (1) and the gas-liquid separation pipe (4) section of the evaporation section (103) are provided with a plurality of through holes (401), liquid working medium in the main heat pipe (1) is heated and evaporated into gas state on the pipe wall of the evaporation section (103) of the main heat pipe (1) and the pipe wall of the branch heat pipe (2), the main heat pipe (1) which passes through the through holes (401) moves from the inner side of the gas-liquid separation pipe (4) to the upper end of the condensation end (101) at the through holes (401) of the gas-liquid separation pipe (4) which passes through the condensation end (101), and the pipe wall of the main heat pipe (1) and the pipe wall of the branch heat pipe (2) are condensed into liquid state, and flows back to the evaporation section (103) along the pipe wall of the main heat pipe (1) to circulate; gas-liquid separation pipe fixing plates (5) are arranged at the two ends in the main heat pipe (1); more than one branch heat pipe (2) of the evaporation section (103) and the condensation section (101) of the main heat pipe (1) are respectively arranged; the periphery of the heat supporting pipe (2) is provided with auxiliary heat radiating/absorbing ribs (3), and the auxiliary heat radiating/absorbing ribs (3) are perpendicular to the heat supporting pipe (2).
2. A novel gravity assisted heat pipe module according to claim 1 wherein: the auxiliary heat dissipation/absorption rib (3) is provided with more than one.
3. A high efficiency heat exchanger designed as a novel gravity fed heat pipe module as claimed in claim 1, wherein: the novel gravity assisted heat pipe module comprises the novel gravity assisted heat pipe module, a protective shell (6) and a convection fan (7), wherein the protective shell (6) is arranged at an evaporation section (103) and a condensation section (101) of the novel gravity assisted heat pipe module, convection nets (601) are arranged on two surfaces of the protective shell (6), and the convection fan (7) is arranged in the protective shell (6) corresponding to one convection net (601).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810514885.5A CN108469193B (en) | 2018-05-25 | 2018-05-25 | Novel gravity heat pipe module and high-efficiency heat exchanger designed by same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810514885.5A CN108469193B (en) | 2018-05-25 | 2018-05-25 | Novel gravity heat pipe module and high-efficiency heat exchanger designed by same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108469193A CN108469193A (en) | 2018-08-31 |
| CN108469193B true CN108469193B (en) | 2024-05-03 |
Family
ID=63261398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810514885.5A Active CN108469193B (en) | 2018-05-25 | 2018-05-25 | Novel gravity heat pipe module and high-efficiency heat exchanger designed by same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108469193B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114302608B (en) * | 2021-03-31 | 2024-01-30 | 华为数字能源技术有限公司 | Heat exchanger, cabinet and communication base station |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5565890A (en) * | 1978-11-14 | 1980-05-17 | Junichi Sato | Heat transferring tube |
| US20050019234A1 (en) * | 2003-07-21 | 2005-01-27 | Chin-Kuang Luo | Vapor-liquid separating type heat pipe device |
| CN102607304A (en) * | 2011-01-21 | 2012-07-25 | 苏州昆拓热控系统股份有限公司 | Integral heat pipe heat exchanger |
| CN203940763U (en) * | 2014-05-14 | 2014-11-12 | 华南理工大学 | A kind of detachable combination heat pipe |
| CN105180693A (en) * | 2015-09-30 | 2015-12-23 | 华南理工大学 | Heat pipe and circulation method for working liquid in heat pipe |
| CN208736219U (en) * | 2018-05-25 | 2019-04-12 | 南昌大学 | A kind of New Two-phase Closed Thermosyphon module and the high-performance heat exchanger designed with this |
-
2018
- 2018-05-25 CN CN201810514885.5A patent/CN108469193B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5565890A (en) * | 1978-11-14 | 1980-05-17 | Junichi Sato | Heat transferring tube |
| US20050019234A1 (en) * | 2003-07-21 | 2005-01-27 | Chin-Kuang Luo | Vapor-liquid separating type heat pipe device |
| CN102607304A (en) * | 2011-01-21 | 2012-07-25 | 苏州昆拓热控系统股份有限公司 | Integral heat pipe heat exchanger |
| CN203940763U (en) * | 2014-05-14 | 2014-11-12 | 华南理工大学 | A kind of detachable combination heat pipe |
| CN105180693A (en) * | 2015-09-30 | 2015-12-23 | 华南理工大学 | Heat pipe and circulation method for working liquid in heat pipe |
| CN208736219U (en) * | 2018-05-25 | 2019-04-12 | 南昌大学 | A kind of New Two-phase Closed Thermosyphon module and the high-performance heat exchanger designed with this |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108469193A (en) | 2018-08-31 |
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