CN109654926B - Micro-channel heat pipe - Google Patents
Micro-channel heat pipe Download PDFInfo
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- CN109654926B CN109654926B CN201811484680.3A CN201811484680A CN109654926B CN 109654926 B CN109654926 B CN 109654926B CN 201811484680 A CN201811484680 A CN 201811484680A CN 109654926 B CN109654926 B CN 109654926B
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- fixedly connected
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- round platform
- shell
- heat pipe
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 30
- 229910052802 copper Inorganic materials 0.000 claims abstract description 30
- 239000010949 copper Substances 0.000 claims abstract description 30
- 230000017525 heat dissipation Effects 0.000 claims abstract description 19
- 239000000178 monomer Substances 0.000 claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims abstract description 14
- 239000002390 adhesive tape Substances 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 21
- 238000007789 sealing Methods 0.000 claims description 18
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 14
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 14
- 238000007906 compression Methods 0.000 claims description 12
- 230000006835 compression Effects 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 abstract description 10
- 238000001816 cooling Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 2
- 239000012782 phase change material Substances 0.000 abstract description 2
- 238000009833 condensation Methods 0.000 description 9
- 230000005494 condensation Effects 0.000 description 9
- 230000009471 action Effects 0.000 description 8
- 238000001704 evaporation Methods 0.000 description 8
- 230000008020 evaporation Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 239000002131 composite material Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 210000004907 gland Anatomy 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- 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
-
- 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
- F28D15/0258—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 with means to remove contaminants, e.g. getters
-
- 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
- F28D15/0283—Means for filling or sealing heat pipes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
- H01M10/6557—Solid parts with flow channel passages or pipes for heat exchange arranged between the cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6569—Fluids undergoing a liquid-gas phase change or transition, e.g. evaporation or condensation
-
- 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
- F28D2015/0225—Microheat pipes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2260/00—Heat exchangers or heat exchange elements having special size, e.g. microstructures
- F28F2260/02—Heat exchangers or heat exchange elements having special size, e.g. microstructures having microchannels
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Devices For Use In Laboratory Experiments (AREA)
Abstract
The invention discloses a micro-channel heat pipe which comprises two storage battery monomers, wherein a micro-channel heat dissipation mechanism is fixedly connected between the two storage battery monomers, the micro-channel heat dissipation mechanism comprises a shell, the upper surface and the lower surface of the shell are both fixedly connected with double-faced adhesive tapes, the opposite surfaces of the two double-faced adhesive tapes are both fixedly connected with the two storage battery monomers, the right side of the shell is provided with a through hole and is movably connected with a micro pipe through the through hole, the middle part of the inner wall of the micro pipe is fixedly connected with a circular ring, and the inner wall of the circular ring is movably connected with a thin copper rod. The invention solves the problems that the battery thermal management is mainly divided into three types according to heat transfer media at present through the matching use of the structures: air cooling, liquid cooling and phase change material cooling. The water cooling has the characteristics of good heat dissipation effect and small occupied volume and weight, but the problem of liquid leakage risk also exists.
Description
Technical Field
The invention relates to the technical field of battery heat dissipation devices, in particular to a micro-channel heat pipe.
Background
The storage battery pack can generate a large amount of heat in the charging and discharging process, so that the temperature of the storage battery pack rises, the service performance of the storage battery pack is influenced, the service life of the storage battery pack is influenced, and great potential safety hazards exist due to overhigh temperature, so that the heat management of the storage battery pack is paid more and more attention. How to take away the heat that the battery generated that generates heat fast, reduce the volume and the weight that heat transfer component account for, become the hot problem in the heat management field of new energy car, at present, battery heat management mainly falls into three according to heat transfer medium: air cooling, liquid cooling and phase change material cooling. Because the water cooling has the characteristics of good heat dissipation effect and small occupied volume and weight, but the risk of liquid leakage also exists, in order to solve the problem, a micro-channel heat pipe for heat dissipation of the battery is provided.
Disclosure of Invention
The invention aims to provide a micro-channel heat pipe, which improves the traditional device and solves the problems of the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a microchannel heat pipe comprises two storage battery monomers, and a microchannel heat dissipation mechanism is fixedly connected between the two storage battery monomers.
The microchannel heat dissipation mechanism comprises a shell, wherein double-sided adhesive tapes are fixedly connected to the upper surface and the lower surface of the shell, the opposite surfaces of the two double-sided adhesive tapes are fixedly connected with two storage battery monomers, a through hole is formed in the right side of the shell, a micro tube is movably connected with the through hole, a circular ring is fixedly connected to the middle part of the inner wall of the micro tube, a thin copper rod is movably connected to the inner wall of the circular ring, air holes are formed in the two sides of the circular ring, a compression spring is fixedly connected to the left side of the circular ring, a first circular table is fixedly connected to the left end of the compression spring, a fixing hole is formed in the right side of the first circular table and is fixedly connected with the surface, close to the left end, of the thin copper rod through the first fixing hole, a sealing sleeve is movably connected to the arc-shaped surface of the first circular table, the arc-, and a second fixing hole is formed in the right side of the second circular truncated cone and is fixedly connected with the surface of the thin copper rod through the second fixing hole.
In the microchannel heat pipe, a pipeline is arranged in the micro-pipe, the fine copper rod is arranged in the pipeline, two ends of the fine copper rod are fixed with the micro-pipe, and a working medium is injected into the pipeline and is water, acetone, methanol, ethanol or a mixture thereof.
In the microchannel heat pipe of the invention, the pipe is vacuum, and the thin copper rod is placed in the pipe in a vacuum environment.
In the microchannel heat pipe, the number of the through holes on the shell is eight, and the eight through holes are uniformly formed on the right side of the shell.
In the micro-channel heat pipe, the right side of the circular ring is fixedly connected with a filter layer, and the filter layer consists of a filter screen.
In the micro-channel heat pipe, the right side of the filter layer is fixedly connected with an extension spring, and the right end of the extension spring is fixedly connected with the left side of the second round table.
In the microchannel heat pipe, the arc surfaces of the first round platform and the second round platform are fixedly connected with rubber sleeves, and the rubber sleeves on the first round platform and the second round platform are respectively movably connected with the inner wall of the sealing sleeve and the surface of the notch of the round platform.
Compared with the prior art, the invention has the following beneficial effects:
firstly, through the arrangement of the micro-channel heat dissipation mechanism, the heat generated by the storage battery monomer at the upper surface and the lower surface of the storage battery monomer can be quickly transferred, so that the storage battery monomer can be kept at a normal working temperature, and the use stability of the storage battery monomer is ensured.
The shell and the double-sided adhesive tape are matched for use, so that the shell can be firmly connected with two adjacent storage battery monomers.
Third, the invention uses the cooperation between through hole, micropipe, ring, thin copper pole, breather hole, compression spring, round platform one, fixed hole one, gland cover, round platform notch, round platform two and fixed hole two, grasp the surface near the right end on the thin copper pole and draw right, take place separation round platform two and round platform notch, then inject working medium into body from the gap between the two, the working medium can be water, acetone, methanol, ethanol, etc. and multicomponent composite medium, after finishing the addition of working medium, carry on the vacuum pumping operation to the body, after drawing, unclamp the drawing to the thin copper pole, under the elastic force of compression spring and extension spring, make round platform one and round platform two closely laminate with gland cover and round platform notch of the micropipe right end respectively, avoid the working medium to leak, the heat that the device produces contacts with the evaporation section of the micropipe in the course of use, boiling a liquid working medium in the inner surface area of the micro-tube, enabling the generated gaseous working medium to flow to a condensation section of the flat tube under the action of buoyancy and pressure difference, reducing the temperature of a working medium after the heat is exchanged with a heat exchanger in the condensation section, changing the working medium into a liquid state, then returning to an evaporation section under the action of capillary force along the area of the thin copper rod, heating the returned working medium by the heat of a device to restart evaporation and condensation circulation, if the generated gaseous working medium is excessive, causing the internal pressure to be overlarge, extruding the first round platform and the second round platform together rightwards through the generated pressure, so that a tiny gap for the circulation of the gaseous medium is generated between the first round platform, the sealing sleeve and the second round platform and a notch of the round platform, keeping the internal pressure of the micro-tube in a balanced state all the time, when the working medium in the micro-tube needs to be replaced, pulling the thin copper rod rightwards to, the working medium flows out of the gap and is injected again at last, so that the stability in the daily use process is ensured.
The invention solves the problem of the background technology by the matching use of the structures.
Drawings
FIG. 1 is a right side view of a microchannel heat pipe structure of the present invention;
FIG. 2 is a right side view of another embodiment of a microchannel heat pipe of the present invention; .
FIG. 3 is a right side view of another embodiment of a microchannel heat pipe of the present invention
Fig. 4 is a front view of a microchannel heat pipe of the present invention.
FIG. 5 is a cross-sectional structural view of a microchannel heat pipe of the present invention.
Fig. 6 is a perspective view of another embodiment of a microchannel heat pipe of the present invention.
In the figure: 1-storage battery monomer, 2-microchannel heat dissipation mechanism, 3-shell, 4-double faced adhesive tape, -through hole, 7-microtube, 8-circular ring, 9-thin copper rod, 10-air hole, 11-compression spring, 12-first circular table, 13-first fixing hole, 14-sealing sleeve, 15-circular table notch, 16-second circular table, 17-second fixing hole, 18-filtering layer, 19-extension spring and 20-rubber sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 6, the present invention provides a technical solution: the utility model provides a microchannel heat pipe, includes two battery monomers 1, fixedly connected with microchannel heat dissipation mechanism 2 between two battery monomers 1, through microchannel heat dissipation mechanism 2's setting for the heat homoenergetic that battery monomer 1 of its upper and lower surface department produced when using can be by quick transfer, guarantees that battery monomer 1 can be in normal operating temperature, guarantees the stability of its use.
The micro-channel heat dissipation mechanism 2 comprises a shell 3, the number of through holes 6 on the shell 3 is eight, the eight through holes 6 are uniformly formed in the right side of the shell 3, the eight through holes 6 uniformly formed in the shell 3 correspond to the eight micro-tubes 7, the heat dissipation efficiency can be accelerated and the stable air pressure state can be maintained through the structure in the eight micro-tubes 7, the bulge situation is avoided, the upper surface and the lower surface of the shell 3 are fixedly connected with double-sided adhesive tapes 4, the back surfaces of the two double-sided adhesive tapes 4 are fixedly connected with storage battery monomers 1, the shell 3 can be firmly connected with the two adjacent storage battery monomers 1 through the matching use between the shell 3 and the double-sided adhesive tapes 4, the right side of the shell 3 is provided with the through holes 6 and is movably connected with the micro-tubes 7 through the through holes 6, the middle part of the inner wall of the micro-tubes, the filter layer 18 consists of a filter screen, working media filled in the shell 3 can be filtered through the filter layer 18 consisting of the filter screen, the deposition phenomenon in the shell 3 is reduced, the right side of the filter layer 18 is fixedly connected with an extension spring 19, the right end of the extension spring 19 is fixedly connected with the left side of a second round platform 16, the first round platform 12 and the second round platform 16 are respectively tightly attached to the inner wall of a sealing sleeve 14 and the surface of a round platform notch 15 through the cooperation of the extension spring 19 and a compression spring 11, the sealing performance of the whole device is ensured, the inner wall of the circular ring 8 is movably connected with a thin copper rod 9, air holes 10 are respectively formed in the two sides of the circular ring 8, the compression spring 11 is fixedly connected to the left side of the circular ring 8, the elastic force of the compression spring 11 is enough to enable the first round platform 12 to be tightly attached to the sealing sleeve 14, so that working, the right side of the first round platform 12 is provided with a first fixing hole 13 and is fixedly connected with the surface close to the left end on the thin copper rod 9 through the first fixing hole 13, the arc-shaped surface of the first round platform 12 is movably connected with a sealing sleeve 14, the surface close to the right end on the thin copper rod 9 is held tightly and pulled rightwards, the second round platform 16 is separated from a round platform notch 15, then a working medium is injected into the shell 3 from a gap between the first round platform and the second round platform, the working medium can be water, acetone, methanol, ethanol and other substances and multi-component composite media, after the addition of the working medium is completed, the shell 3 is vacuumized, after the extraction is completed, the pulling of the thin copper rod 9 is rapidly released, under the elastic force action of the compression spring 11 and the extension spring 19, the first round platform 12 and the second round platform 16 are respectively and tightly attached to the sealing sleeve 14 and the round platform notch 15 at the right end of the micro-tube 7, the leakage of the working medium is avoided, the liquid working medium is boiled in the inner surface area of the micro-tube 7, the generated gaseous working medium flows to the condensation section of the flat tube under the action of buoyancy and pressure difference, the temperature of the working medium is reduced after the heat exchange between the heat and the heat exchanger in the condensation section, the working medium is changed into liquid, then the working medium returns to the evaporation section under the action of capillary force along the area of the thin copper rod 9, the returned working medium is heated by the heat of the device to restart evaporation and condensation circulation, if the internal pressure of the generated gaseous working medium is too high, the circular truncated cone I12 and the circular truncated cone II 16 can be extruded rightwards together by the generated pressure, so that tiny gaps for the circulation of the gaseous medium are generated between the circular truncated cone I12 and the sealing sleeve 14 as well as between the circular truncated cone II 16 and the circular truncated cone notch 15, the internal pressure of the micro-tube 7 is always kept in a balanced state, and when the working medium, the working medium moves to the right from the first round platform 12 and the second round platform 16 together, the working medium flows out from the gap and is injected again finally, the stability in the daily use process is guaranteed, the arc-shaped surface of the sealing sleeve 14 is fixedly connected with the inner wall of the micro pipe 7, the right side of the micro pipe 7 is provided with a round platform notch 15 and is movably connected with the second round platform 16 through the round platform notch 15, rubber sleeves 20 are fixedly connected to the arc-shaped surfaces of the first round platform 12 and the second round platform 16, the rubber sleeves 20 on the first round platform 12 and the second round platform 16 are respectively movably connected with the inner wall of the sealing sleeve 14 and the surface of the round platform notch 15, the sealing performance of the first round platform 12 and the second round platform 16 in the use process is further improved through the arrangement of the rubber sleeves 20 on the first round platform 12 and the second round platform 16, and the right side of the second round platform 16 is provided with.
In the microchannel heat pipe of the present invention, the microchannel heat dissipation mechanism 2 may have various shapes, as shown in fig. 2 and 3, the microchannel heat dissipation mechanism 2 has a rectangular shape, and the distance between the microchannel heat dissipation mechanisms 2 may be set as required.
As shown in fig. 4 and 5, in the microchannel heat pipe of the present invention, the interior of the micro-tube 7 includes a pipeline, the thin copper rod 9 is disposed in the pipeline, two ends of the thin copper rod are fixed to the micro-tube 7, and a working medium is injected into the pipeline, wherein the working medium is water, acetone, methanol, ethanol, or a mixture thereof.
In addition, in the microchannel heat pipe of the present invention, the pipe is vacuum, and the thin copper rod 9 is placed in the pipe in a vacuum environment.
The working principle of the micro-channel heat pipe body is as follows: when the microchannel heat pipe is used, the surface close to the right end of the thin copper rod 9 is gripped and pulled rightwards, the second round platform 16 is separated from the round platform notch 15, then a working medium is injected into the shell 3 from a gap between the two, the working medium is cooling liquid, and can be water, acetone, methanol, ethanol and other substances and multi-component composite media, after the addition of the working medium is completed, the shell 3 is vacuumized, after the extraction is completed, the pulling of the thin copper rod 9 is released, under the elastic force action of the compression spring 11 and the extension spring 19, the first round platform 12 and the second round platform 16 are respectively and tightly attached to the sealing sleeve 14 and the round platform notch 15 at the right end of the microtube 7, the leakage of the working medium is avoided, heat generated by devices in the using process is contacted with the evaporation section of the microtube 7, the liquid working medium is boiled in the inner surface area of the microtube 7, and the generated gaseous working medium flows to the condensation section of the flat tube under the action of buoyancy and pressure difference, after heat is exchanged between the heat and the heat exchanger in the condensation section, the temperature of the working medium is reduced to be liquid, then the working medium returns to the evaporation section along the area of the thin copper rod 9 under the action of capillary force, the returned working medium is heated by the heat of the device to restart evaporation condensation circulation, if the generated gaseous working medium is excessive, the first round platform 12 and the second round platform 16 can be extruded rightwards together through the generated pressure, so that extremely small gaps for the circulation of the gaseous medium are generated between the first round platform 12 and the sealing sleeve 14 as well as between the second round platform 16 and the round platform notch 15, the internal pressure of the micro-tube 7 is always kept in a balanced state, when the working medium in the micro-tube 7 needs to be replaced, the thin copper rod 9 can be pulled rightwards, so that the working medium moves rightwards together from the first round platform 12 and the second round platform 16, the working medium flows out of the gaps, and is injected again finally, the problems proposed in the background art are solved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A microchannel heat pipe comprising two battery cells (1), characterized in that: a micro-channel heat dissipation mechanism (2) is fixedly connected between the two storage battery single bodies (1);
the microchannel heat dissipation mechanism (2) comprises a shell (3), wherein double-faced adhesive tapes (4) are fixedly connected to the upper surface and the lower surface of the shell (3), the opposite surfaces of the two double-faced adhesive tapes (4) are fixedly connected with two storage battery monomers (1), a through hole (6) is formed in the right side of the shell (3), a micro tube (7) is movably connected with the through hole (6), a circular ring (8) is fixedly connected with the middle part of the inner wall of the micro tube (7), a thin copper rod (9) is movably connected with the inner wall of the circular ring (8), air holes (10) are formed in the two sides of the circular ring (8), a compression spring (11) is fixedly connected with the left side of the circular ring (8), a first circular table (12) is fixedly connected with the left end of the compression spring (11), a first fixing hole (13) is formed in the right side of the first circular table (12), and is fixedly connected with the surface close to the left end of the thin, the arc-shaped surface of the first round table (12) is movably connected with a sealing sleeve (14), the arc-shaped surface of the sealing sleeve (14) is fixedly connected with the inner wall of the micro tube (7), a round table notch (15) is formed in the right side of the micro tube (7) and is movably connected with a second round table (16) through the round table notch (15), and a fixing hole (17) is formed in the right side of the second round table (16) and is fixedly connected with the surface of the thin copper rod (9) through the fixing hole (17).
2. A microchannel heat pipe as set forth in claim 1 wherein: the micro-tube (7) comprises a pipeline inside, the thin copper rod (9) is arranged inside the pipeline, two ends of the thin copper rod are fixed with the micro-tube (7), working medium is injected inside the pipeline, and the working medium is water, acetone, methanol, ethanol or a mixture of the water, the acetone, the methanol and the ethanol.
3. A microchannel heat pipe as set forth in claim 2 wherein: the pipeline is vacuum, and the thin copper rod (9) is arranged in the pipeline in a vacuum environment.
4. A microchannel heat pipe as set forth in claim 1 wherein: the number of the through holes (6) in the shell (3) is eight, and the eight through holes (6) are uniformly formed in the right side of the shell (3).
5. A microchannel heat pipe as set forth in claim 1 wherein: the right side of the circular ring (8) is fixedly connected with a filter layer (18), and the filter layer (18) consists of a filter screen.
6. A microchannel heat pipe as set forth in claim 5 wherein: the right side of the filter layer (18) is fixedly connected with an extension spring (19), and the right end of the extension spring (19) is fixedly connected with the left side of the second circular truncated cone (16).
7. A microchannel heat pipe as set forth in claim 1 wherein: rubber sleeves (20) are fixedly connected to the arc-shaped surfaces of the first round platform (12) and the second round platform (16), and the rubber sleeves (20) on the first round platform (12) and the second round platform (16) are movably connected with the inner wall of the sealing sleeve (14) and the surfaces of the round platform notches (15) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811484680.3A CN109654926B (en) | 2018-12-06 | 2018-12-06 | Micro-channel heat pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811484680.3A CN109654926B (en) | 2018-12-06 | 2018-12-06 | Micro-channel heat pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109654926A CN109654926A (en) | 2019-04-19 |
| CN109654926B true CN109654926B (en) | 2020-08-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811484680.3A Active CN109654926B (en) | 2018-12-06 | 2018-12-06 | Micro-channel heat pipe |
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| DE102019216050A1 (en) * | 2019-10-17 | 2021-04-22 | Kautex Textron Gmbh & Co. Kg | Housing device for traction battery with fluid-based cooling with evaporation device with micro-channels |
| CN114824533A (en) * | 2022-04-08 | 2022-07-29 | 中国第一汽车股份有限公司 | Control device and method of flexible battery thermal management system, battery and vehicle |
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Address after: 518000 room 1204, C12 / F, building 2, software industry base, No. 87, 89 and 91, Gaoxin South 10th Road, Binhai community, Yuehai street, Nanshan District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Leishi Thermal Management Technology Co.,Ltd. Address before: 518000 room 1204, 12 / F, block C, building 2, Shenzhen software industry base, Keyuan Road, Nanshan street, Nanshan District, Shenzhen City, Guangdong Province Patentee before: STONEPLUS THERMAL MANAGEMENT TECHNOLOGIES Ltd. |