CN214429797U - Heat dissipation cabinet combining gravity assisted heat pipe and thermoelectric cooler - Google Patents
Heat dissipation cabinet combining gravity assisted heat pipe and thermoelectric cooler Download PDFInfo
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- CN214429797U CN214429797U CN202120627525.3U CN202120627525U CN214429797U CN 214429797 U CN214429797 U CN 214429797U CN 202120627525 U CN202120627525 U CN 202120627525U CN 214429797 U CN214429797 U CN 214429797U
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- 230000005484 gravity Effects 0.000 title claims abstract description 36
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 36
- 239000003507 refrigerant Substances 0.000 claims abstract description 28
- 238000001704 evaporation Methods 0.000 claims abstract description 16
- 238000001816 cooling Methods 0.000 claims abstract description 12
- 230000008020 evaporation Effects 0.000 claims abstract description 12
- 230000001174 ascending effect Effects 0.000 claims description 8
- 238000009833 condensation Methods 0.000 claims description 7
- 230000005494 condensation Effects 0.000 claims description 7
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000004519 grease Substances 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 239000004743 Polypropylene Substances 0.000 claims 1
- 238000010030 laminating Methods 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- -1 polypropylene Polymers 0.000 claims 1
- 229920001155 polypropylene Polymers 0.000 claims 1
- 238000012546 transfer Methods 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 2
- 239000006185 dispersion Substances 0.000 abstract 1
- 230000005611 electricity Effects 0.000 abstract 1
- 238000004134 energy conservation Methods 0.000 abstract 1
- 230000007613 environmental effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 238000011161 development Methods 0.000 description 1
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- 230000000630 rising effect Effects 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
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Abstract
The patent provides a heat dissipation cabinet that gravity assisted heat pipe and thermoelectric cooler combined together, including cabinet body structural component, gravity assisted heat pipe system, thermoelectric cooling system and tubing pump system. The device can transmit the heat that electrical equipment operation gived off to the cold junction radiator through the compulsory convection, next transmit thermoelectric cooler through heat conduction, then absorbed by the evaporimeter heat pipe at the hot junction, the intraductal refrigerant evaporation of this moment, through steam tedge with heat transfer to condenser, at last through the compulsory convection of condensing fan with heat give off the surrounding environment. Meanwhile, the refrigerant is condensed and flows back to the evaporator through the condensate descending pipe and then the pipeline pump, and the pipeline pump drives the refrigerant to circularly flow between the evaporator and the condenser to continuously dissipate heat. And the device is also provided with a solar photovoltaic panel, so that the solar photovoltaic panel can be used for generating electricity to provide electric energy for the device. Fully embodies the advantages of energy conservation, environmental protection, good heat dispersion, high reliability and the like of the device.
Description
Technical Field
The patent relates to the technical field of heat pipe heat dissipation and cogeneration, in particular to a heat dissipation cabinet combining a gravity assisted heat pipe and a thermoelectric cooler.
Background
With the rapid development of science and technology in China, the electronic industry is changing day by day. In our production and life, the shadow of electronic components can be seen everywhere, and the shadow is widely applied to the aspects of production and processing of various electronic products in transportation, medical treatment, military affairs, aerospace, life and the like.
In order to meet higher requirements, people are continuously making technological innovation, so that electronic devices are developed towards increasing power and gradually reducing volume, and the problem that heat dissipation is difficult is particularly obvious. It is known that electronic devices generate heat in different degrees during operation, and the performance of the electronic devices is adversely affected by over-high temperature, and even serious loss of life and property of people and production life is caused.
Therefore, some heat dissipation devices have been designed and developed to effectively dissipate heat generated from electronic devices. In the selection of the traditional heat dissipation equipment, an air cooling radiator is generally used, and although the air cooling radiator is high in reliability and low in cost, the problems of high noise, low heat transfer performance and the like exist, and the requirement of high-density cooling and heat dissipation of components cannot be met. Although cogeneration technology was introduced later to dissipate heat from electronic devices using small, quiet, and vibration-free thermoelectric coolers, performance was limited by the thermal resistance at the hot side of the thermoelectric cooler. Furthermore, under outdoor conditions, the operation of some electronic devices is affected by extreme weather and geographical locations, requiring that they be installed in cabinets and requiring that the geographical locations be flexibly moved. In response to these problems, a heat dissipation cabinet combining a gravity assisted heat pipe and a thermoelectric cooler is needed.
Disclosure of Invention
To the structural not enough among the prior art, the purpose of this patent is to provide a heat dissipation cabinet that gravity assisted heat pipe and thermoelectric cooler combined together to do benefit to and solve the problem that electronic device high density cooling, the heat dissipation difficulty that thermoelectric cooler hot end thermal resistance leads to and electronic device receive extreme weather and geographical position influence operation outdoors.
In order to achieve the above purpose, the present patent adopts a technical solution of providing a heat dissipation cabinet combining a gravity assisted heat pipe and a thermoelectric cooler, and the apparatus includes a cabinet body structural assembly, a gravity assisted heat pipe system, a thermoelectric cooling system, and a pipe pump system.
The cabinet body structure component comprises a cabinet body, a cabinet door, a handle, universal wheels, a solar photovoltaic panel, a display screen, an opening key, a closing key, a threading hole, a heater, radiating holes, an evaporation fan fixing mounting plate and a condensation fan fixing mounting plate. The universal wheels are provided with brake parking devices, so that the device can flexibly turn and move and can be parked in situ. The solar photovoltaic panel is attached to the outer side of the upper surface of the cabinet body, receives solar energy and converts the solar energy into electric energy to be used as the standby energy source for guaranteeing the normal operation of the device. The display screen is designed and installed on the outer surface of the cabinet door, and can display temperature information of all parts in the device in real time. The heater is arranged on the inner surface of the cabinet door and used for simulating the heating condition of the electronic device.
The gravity assisted heat pipe system comprises an evaporation fan, a steam ascending pipe, an evaporator, a condensing fan, a refrigerant discharge port, a condenser, a refrigerant injection port, a pipe hoop, a condensate descending pipe, a louver fin, a microchannel flat pipe, a manifold and an evaporator heat pipe. The evaporator is made into a flat plate pipe, is attached to the hot end of the thermoelectric cooler, receives heat to evaporate a refrigerant in the heat pipe of the evaporator into a high-temperature gas state, then enters the condenser through the steam ascending pipe, enters the microchannel flat pipe along the manifold, then radiates heat through the louver fins, the refrigerant is condensed into a liquid state from the high-temperature gas state, and flows back to the heat pipe of the evaporator along the condensate descending pipe, and the heat emitted by the heater is transferred to the outside of the device in such a circulating way, so that effective heat radiation is realized.
The thermoelectric cooling system includes a thermoelectric cooler and a cold side heat sink. The thermoelectric cooler is designed into four, is attached to the surface of the evaporator, and is filled with thermal grease in the mounting gap, so that heat received by the cold-end radiator can be quickly transferred to the evaporator heat pipe. The cold end radiator stands on the bottom surface of the cabinet body and is installed at the cold end of the thermoelectric cooler, and heat emitted by the heater can be absorbed.
The pipeline pump system comprises a pipeline pump mounting box, a check valve, a stop valve, a pipeline pump and a pipeline pump base. The pipeline pump is installed in the pipeline pump installation box through a pipeline pump base, a stop valve is installed at an inlet of the pipeline pump and connected with a condensate descending pipe through a pipeline, and a check valve is installed at an outlet of the pipeline pump and connected with an evaporator heat pipe through a pipeline to drive a refrigerant to circulate between an evaporator and a condenser.
The beneficial effect of this patent is:
(1) the heat dissipation cabinet adopts a mode of combining the gravity-assisted heat pipe with the thermoelectric cooler, so that the cooling capacity of the thermoelectric cooler is effectively improved by 50-65%.
(2) The heat dissipation cabinet is additionally provided with the evaporator heat pipe at the hot end of the thermoelectric cooler, so that the problem of difficult heat dissipation caused by high thermal resistance at the hot end is effectively solved.
(3) This heat dissipation cabinet operates steadily, heat transfer performance is high, has solved and has used the big, the low problem of heat transfer performance of traditional radiating mode noise.
(4) The radiating cabinet is made of sheet metal materials through a comprehensive cold machining process, is provided with universal wheels and a brake parking device, can be flexibly moved and parked, and solves the problem that electronic devices are influenced by extreme weather and geographical positions outdoors to operate.
(5) The heat dissipation cabinet is provided with the pipeline pump to drive the circulation of the refrigerant between the evaporator and the condenser, so that the heat dissipation speed is effectively improved.
(6) This heat dissipation cabinet is provided with the display screen, can make the user audio-visual temperature and the operational aspect information everywhere of knowing equipment, makes things convenient for maintainer to overhaul.
(7) The solar photovoltaic panel is installed to this heat dissipation cabinet, can the rational utilization renewable energy solar energy, comes the normal operating of guarantee consumer, embodies the theory of energy-concerving and environment-protective.
Drawings
FIG. 1 is a schematic view of the entire interior of a heat sink cabinet incorporating gravity assisted heat pipes and thermoelectric coolers according to the present invention;
FIG. 2 is an interior elevation view of a heat sink cabinet incorporating gravity assisted heat pipes and thermoelectric coolers according to the present patent;
FIG. 3 is a top view of the interior of a heat sink cabinet incorporating gravity assisted heat pipes and thermoelectric coolers according to the present invention;
FIG. 4 is an overall external schematic view of a heat sink of the present patent incorporating gravity assisted heat pipes and thermoelectric coolers;
FIG. 5 is a partial cross-sectional view of a condenser of a heat-sink cabinet incorporating gravity-assisted heat pipes and thermoelectric coolers according to the present patent;
FIG. 6 is a schematic diagram of a channel pump of a heat sink incorporating gravity assisted heat pipes and thermoelectric coolers according to the present patent;
FIG. 7 is a schematic diagram of a gravity assisted heat pipe system for a heat sink having a gravity assisted heat pipe in combination with a thermoelectric cooler according to the present disclosure;
FIG. 8 is a schematic diagram of a refrigerant cycle for a heat sink cabinet incorporating gravity assisted heat pipes and thermoelectric coolers according to the present disclosure;
FIG. 9 is a schematic diagram of the heat transfer of a heat sink in which gravity assisted heat pipes are combined with thermoelectric coolers.
In the figure:
1. cabinet body 2, evaporating fan 3, evaporating fan fixed mounting board
4. Steam riser 5, thermoelectric cooler 6, evaporator
7. Cold end radiator 8, universal wheel 9, cabinet door
10. Condensing fan 11, heater 12, refrigerant discharge port
13. Condenser 14, refrigerant inlet 15, pipe hoop
16. Pipeline pump mounting box 17, heat dissipation hole 18, and condensation fan fixing mounting plate
19. Condensate down pipe 20, handle 21, solar photovoltaic panel
22. Opening key 23, threading hole 24 and closing key
25. Display screen 26, louver fin 27, microchannel flat tube
28. Manifold 29, check valve 30, tubing pump base
31. Pipeline pump 32, stop valve 33, evaporator heat pipe
Detailed Description
The structure of a heat dissipation cabinet combining a gravity assisted heat pipe and a thermoelectric cooler is illustrated and described with reference to the accompanying drawings.
Fig. 1-5 show an internal overall view, an internal front view, an internal top view, an external overall view, and a partial sectional view of a condenser of a heat dissipation cabinet incorporating gravity assisted heat pipes and thermoelectric coolers according to the present invention. The technical scheme that the device adopted provides a gravity-assisted heat pipe and thermoelectric cooler combined heat dissipation cabinet, and the device includes: a cabinet structural assembly, a gravity assisted thermal pipe system, a thermoelectric cooling system, and a pipe pump system.
The cabinet body structural assembly comprises a cabinet body 1, a cabinet door 9, a handle 20, universal wheels 8, a solar photovoltaic panel 21, a display screen 25, an opening key 22, a closing key 24, a threading hole 23, a heater 11, a heat dissipation hole 17, an evaporation fan fixing and mounting plate 3 and a condensation fan fixing and mounting plate 18; the cabinet body 1 is made of sheet metal materials through a comprehensive cold machining process, and the cabinet door 9 is made of the same materials as the cabinet body 1 and is installed on the cabinet body 1 through a hinge of a cabinet door rotating shaft; the handle 20 is welded at the right middle position of the outer surface of the cabinet door 9; the universal wheels 8 are fixedly arranged at four right-angle positions outside the bottom surface of the cabinet body 1 through bolts and nuts; the solar photovoltaic panel 21 is attached to and mounted on the outer side of the upper surface of the cabinet body 1; the display screen 25 is designed and installed on the outer surface of the cabinet door 9 and is used for displaying the temperature and the operation condition of each component in the device in real time; the opening key 22 and the closing key 24 are horizontally arranged below the display screen 25 in parallel and are respectively used for opening and closing the equipment; the threading hole 23 is designed to be circular and is formed by punching a hole at the lower right corner of the side surface of the cabinet body 1; the heater 11 is arranged on the inner surface of the cabinet door 9 and used for simulating the heat dissipation condition of the electronic device, and can be replaced by different electronic device equipment according to requirements in practical application; the evaporation fan fixed mounting plate 3 and the condensation fan fixed mounting plate 18 are respectively welded at the upper right and lower left positions of the inner surface of the cabinet body 1, and hollow-out processing is performed in the middle of the cabinet body, so that the air flow is facilitated to flow through the evaporation fan and the condensation fan.
The gravity assisted heat pipe system comprises an evaporation fan 2, a vapor ascending pipe 4, an evaporator 6, a condensing fan 10, a refrigerant discharge port 12, a condenser 13, a refrigerant injection port 14, a pipe hoop 15, a condensate descending pipe 19, a louver fin 26, microchannel flat pipes 27, a manifold 28 and an evaporator heat pipe 33; four corners of the evaporation fan 2 facing downwards are fixedly arranged on the evaporation fan fixing and mounting plate 3 through screws to cool the evaporator 6; the steam ascending pipe 4 extends out of the right upper part of the evaporator 6 and is fixed with the inner surface of the back of the cabinet body 1 through a pipe hoop 15, and the other end of the steam ascending pipe 4 is connected with the condenser 13; the evaporator 6 is made into a flat plate with a pipe, is placed on the bottom surface of the cabinet body 1 and is attached to the inner surface of the back surface of the cabinet body 1; four upward corners of the condensing fan 10 are fixedly arranged on a condensing fan fixing and mounting plate 18 through screws, so that heat emitted by the condenser 13 can be timely exhausted out of the cabinet through the heat dissipation holes 17; the refrigerant discharge port 12 is opened downward at the lower left of the condenser 13 for discharging the refrigerant; the refrigerant injection port 14 is formed at the left upper part of the condenser 13 and is used for supplementing the refrigerant; the condenser 13 is arranged at the left side in the cabinet body 1, and the condenser 13 is internally composed of louver fins 26, a manifold 28 and microchannel flat tubes 27; the louver fins 26 are installed between the microchannel flat tubes 27, the manifold 28 is installed at both ends of the microchannel flat tubes 27, and the evaporator heat pipe 33 is disposed in the evaporator 6, and has one end connected to the vapor rising pipe 4 and the other end connected to the condensate falling pipe 19.
The thermoelectric cooling system comprises a thermoelectric cooler 5 and a cold-side heat sink 7; the number of the thermoelectric coolers 5 is four, each thermoelectric cooler provides 12V direct current, the thermoelectric coolers are arranged on the surface of the evaporator 6, and the mounting gaps are filled with thermal grease; the cold end radiator 7 is a plate-fin radiator, is formed by combining a flat aluminum base and a row of radiating fins, and is arranged at the cold end of the thermoelectric cooler 5.
Fig. 6 is a schematic diagram of a pipeline pump of a heat dissipation cabinet combining a gravity assisted heat pipe and a thermoelectric cooler according to the present invention. The pipeline pump system comprises a pipeline pump mounting box 16, a check valve 29, a stop valve 32, a pipeline pump 31 and a pipeline pump base 30; the pipeline pump 31 is installed on the pipeline pump base 30, the pipeline pump base 30 is fixedly installed in the pipeline pump installation box 16, and the pipeline pump installation box 16 is fixedly installed on the bottom surface of the cabinet body 1; the shut valve 32 is installed at an inlet of the pipe pump 31 for shutting off the flow of the refrigerant; the check valve 29 is installed at the outlet of the pipe pump 31 to shut off the flow of the refrigerant while preventing the backflow thereof.
7-9, which are an overall schematic view, a refrigerant cycle schematic view and a heat transfer schematic view of a gravity assisted heat pipe system of a heat dissipation cabinet combining a gravity assisted heat pipe and a thermoelectric cooler according to the present invention; the cold-end radiator 7 can receive heat emitted by the heater 11 through forced convection, and transfers the heat to the evaporator 6 through the thermoelectric cooler 5, at the moment, refrigerant in the evaporator heat pipe 33 is heated and evaporated into gas, enters the condenser 13 along the steam ascending pipe 4, then radiates the heat to the surrounding environment through the forced convection, and at the same time, the refrigerant is condensed into liquid, and the liquid flows back to the evaporator 6 through the condensate descending pipe 19 and the pipeline pump 31, and the circulation is repeated, so that the heat radiation is completed.
Examples
1. The stop valve 32 and the check valve 29 can be changed from a manual mode to an automatic mode, and the opening degree of the valve is fed back and adjusted according to the temperature information collected from various parts of the equipment, so that the flow rate of the refrigerant is automatically controlled.
2. The heater 11 is used for simulating the heat dissipation condition of the electronic device, and can be replaced by different electronic device equipment according to the requirement in practical application.
3. The heat dissipation cabinet can change the size and the distribution of internal equipment according to actual requirements, and is used for heat dissipation scenes of a computer host and a server.
The above description is only a preferred embodiment of the present patent, and is not intended to limit the present patent, and all simple modifications, changes and equivalent structural changes made to the above embodiments according to the technical spirit of the present patent still fall within the protection scope of the technical solution of the present patent.
Claims (5)
1. A gravity assisted heat pipe and thermoelectric cooler combined heat dissipation cabinet is characterized in that: the device comprises a cabinet body structure assembly, a gravity-assisted heat pipe system, a thermoelectric cooling system and a pipeline pump system;
the cabinet body structure component comprises a cabinet body (1), a cabinet door (9), a handle (20), universal wheels (8), a solar photovoltaic panel (21), a display screen (25), an opening key (22), a closing key (24), a threading hole (23), a heater (11), radiating holes (17), an evaporation fan fixing mounting plate (3) and a condensation fan fixing mounting plate (18); the cabinet door (9) is arranged on the front surface of the cabinet body (1), the handle (20) is welded at the right middle position of the outer surface of the cabinet door (9), the universal wheels (8) are respectively arranged at four right-angle positions outside the bottom surface of the cabinet body (1), the solar photovoltaic panel (21) is attached to and arranged on the outer side of the upper surface of the cabinet body (1), the display screen (25) is arranged on the outer surface of the cabinet door (9), the opening key (22) and the closing key (24) are horizontally arranged in parallel and are arranged under the display screen (25), the threading hole (23) is arranged at the right lower corner of the side surface of the cabinet body (1), the heater (11) is arranged on the inner surface of the cabinet door (9), the heat dissipation holes (17) are arranged at the left lower corner of the back surface of the cabinet body (1), the evaporation fan fixing mounting plate (3) is welded on the right side of the inner surface of the cabinet body (1), the condensation fan fixing mounting plate (18) is welded on the left side of the inner surface of the cabinet body (1);
the gravity-assisted heat pipe system comprises an evaporation fan (2), a steam ascending pipe (4), an evaporator (6), a condensing fan (10), a refrigerant discharge port (12), a condenser (13), a refrigerant injection port (14), a pipe hoop (15), a condensate descending pipe (19), a louver fin (26), a microchannel flat pipe (27), a manifold (28) and an evaporator heat pipe (33); evaporating fan (2) openly down four angles pass through screw fixed mounting on evaporating fan fixed mounting panel (3), steam tedge (4) are stretched out directly over evaporimeter (6), and the other end is connected with condenser (13) to through ferrule (15) and cabinet body (1) back internal surface fixed, evaporimeter (6) are placed at cabinet body (1) bottom surface and the laminating cabinet body (1) back internal surface mounting, condensing fan (10) openly up four angles pass through screw fixed mounting on condensing fan fixed mounting panel (18), refrigerant discharge port (12) orientation is seted up in condenser (13) left side below down, left side in the cabinet body (1) is installed in condenser (13), refrigerant filling opening (14) are seted up in condenser (13) upper left side, condensate downtake (19) are stretched out from condenser (13) right side directly below, the other end of the evaporator enters an evaporator (6) and is connected with an evaporator heat pipe (33), the shutter fins (26) are arranged between the microchannel flat tubes (27), the manifold (28) is arranged at the two ends of the microchannel flat tubes (27), the evaporator heat pipe (33) is arranged in the evaporator (6), one end of the evaporator heat pipe is connected with the steam ascending pipe (4), and the other end of the evaporator heat pipe is connected with the condensate descending pipe (19);
the thermoelectric cooling system comprises a thermoelectric cooler (5) and a cold-side heat sink (7); the number of the thermoelectric coolers (5) is four, the thermoelectric coolers are arranged on the surface of the evaporator (6), and the cold-end radiators (7) are arranged at the cold ends of the thermoelectric coolers (5);
the pipeline pump system comprises a pipeline pump mounting box (16), a check valve (29), a stop valve (32), a pipeline pump (31) and a pipeline pump base (30); pipeline pump mounting box (16) fixed mounting is in cabinet body (1) bottom surface, the export at pipeline pump (31) is installed in check valve (29), stop valve (32) are installed and are being imported at pipeline pump (31), pipeline pump (31) are installed on pipeline pump base (30), pipeline pump base (30) are installed at pipeline pump mounting box (16) bottom surface in.
2. A heat sink cabinet combining a gravity assisted heat pipe and a thermoelectric cooler as claimed in claim 1, wherein: the cabinet body (1) is made of a metal plate material which is good in heat dissipation performance, incombustible and high in strength, and the cabinet door (9) is made of the same material as the cabinet body (1).
3. A heat sink cabinet combining a gravity assisted heat pipe and a thermoelectric cooler as claimed in claim 1, wherein: the universal wheel (8) is made of polypropylene materials, has good high-wear-resistance processing performance and high-strength mechanical performance, and is also provided with a brake parking device.
4. A heat sink cabinet combining a gravity assisted heat pipe and a thermoelectric cooler as claimed in claim 1, wherein: the evaporator (6) is made into a flat plate with a pipe, is attached to the hot end of the thermoelectric cooler (5), and is filled with hot grease in the gap between the two components.
5. A heat sink cabinet combining a gravity assisted heat pipe and a thermoelectric cooler as claimed in claim 1, wherein: the cold end radiator (7) is a plate-fin radiator and is formed by combining a flat aluminum base and a row of radiating fins.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120627525.3U CN214429797U (en) | 2021-03-29 | 2021-03-29 | Heat dissipation cabinet combining gravity assisted heat pipe and thermoelectric cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120627525.3U CN214429797U (en) | 2021-03-29 | 2021-03-29 | Heat dissipation cabinet combining gravity assisted heat pipe and thermoelectric cooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214429797U true CN214429797U (en) | 2021-10-19 |
Family
ID=78075014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120627525.3U Expired - Fee Related CN214429797U (en) | 2021-03-29 | 2021-03-29 | Heat dissipation cabinet combining gravity assisted heat pipe and thermoelectric cooler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214429797U (en) |
-
2021
- 2021-03-29 CN CN202120627525.3U patent/CN214429797U/en not_active Expired - Fee Related
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Granted publication date: 20211019 |