WO2016186481A1 - 회전팬 블레이드부의 표면냉각효과를 이용한 냉각팬 - Google Patents
회전팬 블레이드부의 표면냉각효과를 이용한 냉각팬 Download PDFInfo
- Publication number
- WO2016186481A1 WO2016186481A1 PCT/KR2016/005455 KR2016005455W WO2016186481A1 WO 2016186481 A1 WO2016186481 A1 WO 2016186481A1 KR 2016005455 W KR2016005455 W KR 2016005455W WO 2016186481 A1 WO2016186481 A1 WO 2016186481A1
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- Prior art keywords
- cooling
- rotating
- fan
- fan blade
- rotating fan
- Prior art date
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P5/00—Pumping cooling-air or liquid coolants
- F01P5/02—Pumping cooling-air; Arrangements of cooling-air pumps, e.g. fans or blowers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
Definitions
- the present invention relates to a cooling apparatus that can be used for heat dissipation of automobile engines, LEDs, computer chips, and the like.
- the present invention relates to a cooling fan that utilizes cooling through a fan blade without a fixed heat sink set, thereby improving cooling performance and allowing compact size.
- the configuration of the cooling apparatus except for the water cooling system is composed of a fixed heat dissipation fin set 2 connected to a heat generating unit, which is a heat source 1, and a rotating fan 4 for supplying air convection to the heat dissipation fin set.
- the heat dissipation fin set 2 is configured to combine a plurality of individual heat dissipation fins using a material having high thermal conductivity such as copper or aluminum to maximize the surface area.
- the heat dissipation fin set 2 may be fastened through a cooling water circulation pipe 3 connected from the heat source 1.
- the rotary fan 4 is an independent device separate from the heat dissipation fin set 2, and is attached to an upper end or side surface of the heat dissipation fin and supplies air to the heat dissipation fin 2. As a result, the heat of the heat source base plate is dissipated. Through 2) to the atmosphere.
- Patent Publication Number and Publication Date 10-2015-0071953 (June 29, 2015)
- Patent Publication Number and Publication Date 10-2014-0138686 (December 04, 2014)
- the present invention was created in order to solve the above problems, and removes the fixed heat radiation fin set, and transfers heat to the rotating fan blade portion 400 directly from the heating source, the surface of the rotating fan blade portion and the air in the air It is an object of the present invention to provide a cooling fan that is configured to be directly cooled by convective contact so that cooling performance can be improved.
- the present invention relates to a cooling fan that includes a cooling device that transfers heat directly from a heat source to a rotating fan blade without a fixed radiating fin, and is directly cooled by convective contact between the rotating fan blade surface and air in the atmosphere. To solve, it has the following configuration.
- the heat dissipation unit radiates heat with the coolant but moves the rotating fan blade unit 400 where the coolant flows to forcibly cool the coolant through the coolant circulation pipe 300 in which the coolant of the heat dissipation plate 200 moves. Install.
- the circulation pipe 400 used as a passage through which the coolant is circulated is divided into two, but constitutes a first circulation pipe 310 where the coolant is withdrawn from the heat generating unit 100 and the coolant is introduced into the heat generating unit.
- the second circulation pipe 320 is configured by configuring the structure where it is.
- the rotating fan blade unit 400 may be configured by the rotating fan blade unit alone, but the rotating fan blade 420 and the rotating fan body 410 may be formed on the bottom of the rotating fan blade for a better effect. do.
- the rotating fan body is connected to the first rotating shaft to rotate the first rotating shaft 540 is connected to the rotating body of the drive unit;
- the rotating fan blade connected to the rotating fan body
- the second circulation pipe to connect with the second rotation shaft and the heat sink.
- first and second rotation shafts are configured of hollow pipes and transfer heat transmitted from the cooling water to the rotary fan blades, and the rotary fan body and the rotary fan blades have a heat transfer coefficient of 1 W / to facilitate heat dissipation. It is made of mK or more material.
- the heat sink plate forms an uneven fin to maximize the surface area, and constitutes a heat sink seal cover when the heat sink plate is connected to the heat sink plate and the first and second circulation pipes.
- one of the heat sink portion is in contact with the heat generating portion and the other of the heat sink portion is configured to be in contact with the cooling water
- the rotating fan blade portion is configured to be configured to cause air convection in the up, down or lateral direction, but forming one or more cooling fins on the surface of the rotating fan blade portion, it is configured to guide the air convection in a constant direction,
- the cooling water is mixed with a thermally conductive contact medium in order to facilitate heat transfer, wherein the thermally conductive contact medium is selected from fluid lubricant and floating coolant.
- the rotating fan body and the rotating fan blades are made of any one or more of copper, aluminum, magnesium metal, alloy, metal compound, organic compound, carbon, graphite, ceramic, encapsulated gas, heat pipe, or a composite material thereof. do.
- the circulation fan of the cooling water is configured under the second rotation shaft, but the circulation fan is configured to be driven by the driving unit and interlock with the second rotation shaft.
- the sealing cover of the cooling water when the first and the second circulation pipe and the respective angles of the first and second rotary shafts are configured, and the sealing seals are formed together at each part of the cooling water sealing cover and the rotary connection. Shall be solved.
- a heat generating unit a heat dissipation plate unit installed in the heat generating unit, a rotating fan blade unit configured to flow the cooling water in order to forcibly cool the cooling water;
- the rotating plate may be configured separately in the rotating plate blade to further increase the surface area of the cooling water.
- the rotating plate blade and the rotating fan body are configured integrally.
- FIG. 1 is a perspective view of an existing cooling apparatus.
- Figure 2 is a perspective view of the cooling fan cut according to the first embodiment of the present invention.
- FIG. 3 is a cooling water flow display of the cooling fan according to the present invention.
- FIG. 4 is a diagram showing engagement of a drive shaft on a cylindrical rotating shaft and cooling water flow therebetween;
- Figure 5 is a perspective view of the cooling fan of the configuration according to the second embodiment having an integral structure with the heat generating portion according to the present invention.
- Figure 6 is a perspective view of the cooling fan of the configuration according to the third embodiment having an integrated structure with the heat generating portion according to the present invention.
- the best embodiment relates to the first embodiment of the detailed description of the invention and to Fig. 2.
- the heat dissipation unit radiates heat with the coolant but moves the rotating fan blade unit 400 where the coolant flows to forcibly cool the coolant through the coolant circulation pipe 300 in which the coolant of the heat dissipation plate 200 moves. Install.
- the rotating fan blade unit 400 has a drive unit to cool the cooling water by rotating the drive unit 500 is composed of a motor.
- the circulation pipe 400 used as a passage through which the coolant is circulated is divided into two, but constitutes a first circulation pipe 310 where the coolant is withdrawn from the heat generating unit 100 and the coolant is introduced into the heat generating unit.
- the second circulation pipe 320 is configured by configuring the structure where it is.
- the rotating fan blade unit 400 may be configured by the rotating fan blade unit alone, but the rotating fan blade 420 and the rotating fan body 410 may be formed on the bottom of the rotating fan blade for a better effect. More effective.
- the first rotating shaft 540 connected to the motor rotating shaft 530 of the driving unit rotates.
- the cooling shaft may be flown by leaving a space inside the rotating shaft to allow the cooling water to flow through the hollow shaft. make sure As shown in FIG. 2, the rotating fan body 410 connected to the first rotating shaft may maximize the effect of cooling water on the rotating fan blade 420 connected to the rotating fan body 410. Cooling water flows to the outside of the rotating fan body 410.
- the heat radiation fin function is coupled to the wind-generating rotating fan
- the heat dissipation unit radiates heat with the coolant but moves the rotating fan blade unit 400 where the coolant flows to forcibly cool the coolant through the coolant circulation pipe 300 in which the coolant of the heat dissipation plate 200 moves. Install.
- the rotating fan blade unit 400 has a drive unit to cool the cooling water by rotating the drive unit 500 is composed of a motor.
- the circulation pipe 400 used as a passage through which the coolant is circulated is divided into two, but constitutes a first circulation pipe 310 where the coolant is withdrawn from the heat generating unit 100 and the coolant is introduced into the heat generating unit.
- the second circulation pipe 320 is configured by configuring the structure where it is.
- the rotating fan blade unit 400 may be configured by the rotating fan blade unit alone, but the rotating fan blade 420 and the rotating fan body 410 may be formed on the bottom of the rotating fan blade for a better effect. More effective.
- the first rotating shaft 540 connected to the motor rotating shaft 530 of the driving unit rotates.
- the cooling shaft may be flown by leaving a space inside the rotating shaft to allow the cooling water to flow through the hollow shaft. make sure As shown in FIG. 2, the rotating fan body 410 connected to the first rotating shaft may maximize the effect of cooling water on the rotating fan blade 420 connected to the rotating fan body 410. Cooling water flows to the outside of the rotating fan body 410.
- the rotating fan body 410 is connected to the rotating fan blade 420 past the body inlet 412 of the rotating fan body 410 via the cooling water inlet 411 end of the first rotating shaft 540 of the hollow shape It is flowing through the rotary fan body end 413.
- the plate inside the rotating plate body has an annular shape. If the plate does not operate, the plate is in contact with the lower part of the body. When the blade is operated, the rotating plate stays in the current position of FIG. Cooling effect is good and water flows smoothly.
- the cooling water flowing through the rotating fan body is the cooling water flows into the second rotating shaft 414 to the hollow portion of the hollow rotating shaft out of the rotating fan body. It is connected to the rotating fan body 410 has a configuration of the second rotating shaft 550 to rotate.
- the first and second rotary shafts 540 and 550 and the rotating fan body 410 are coupled to each other, and the connecting portion 416 has a sealed shape, and the first rotary shaft 540 can rotate the rotary fan blade unit 400. Use what has strength.
- the cooling water circulation pipe part 300 is divided into two, but the first circulation pipe 310 and the second circulation pipe 320 where the cooling water is introduced into the heat generating portion where the cooling water is drawn from the heat generating portion. It consists of.
- the rotating fan blade unit 400 includes a rotating fan blade 420 and a rotating fan body 410 at the bottom of the rotating fan blade, maximizing the cooling effect of the cooling water.
- the driving source uses a motor as the driving unit 500.
- the first rotating shaft 540 is connected to the rotating body 520 of the motor to rotate the rotating blade, but the rotating shaft is to allow the cooling water to flow through the hollow.
- the second rotating shaft 550 is connected to the rotating fan body 410 and rotates, but the second rotating shaft is also hollow to maximize the cooling effect by flowing the cooling water in the hollow portion.
- the second circulation pipe 320 has a configuration for connecting with the second rotation shaft 550 and the heat sink 200.
- the first and second rotation shafts 540 and 550 are hollow pipes and transfer the heat transferred from the cooling water to the rotary fan blade unit 400 so that the rotary fan body 410 and the rotary fan blade 420 are provided.
- the heat sink 200 comprises a concave-convex fin 210 to maximize the surface area.
- a heat sink seal cover is formed to prevent leakage when the coolant flows.
- one of the heat sink 200 is in contact with the heat generating portion 100 and the other of the heat sink 200 is configured to be in contact with the cooling water.
- the rotating fan blade unit 400 is configured to cause air convection in the up, down or lateral direction.
- One or more cooling fins are formed on the surface of the rotating fan blade 400, and configured to guide air convection in a predetermined direction.
- the cooling water is mixed with a thermally conductive contact medium in order to facilitate heat transfer, and as the thermally conductive contact medium, any one of a fluid lubricating oil and an antifreeze coolant is used for excellent heat transfer.
- the rotating fan body and the product of the rotating fan blade may be made of copper, aluminum, magnesium metal, alloy, metal compound, organic compound, carbon, graphite, ceramic, encapsulated gas, heat pipe, or any one or more of materials thereof. It is possible to further increase the effect of cooling by being made of.
- the circulation fan of the cooling water is configured where the cooling water flows.
- the circulation fan 600 is configured below the hollow second rotary shaft 550.
- the circulation fan 600 is configured to be driven by the drive unit 500.
- the circulation fan is configured to be interlocked with the second rotary shaft to be driven by one drive source.
- the sealing covers 330 and 340 of the cooling water may be configured when the first and second circulation pipes 310 and 320 and the first and second rotation shafts 540 and 550 are connected to each other.
- a sealing seal 350 is configured together at each portion of the cooling water sealing cover 330 and 340 which are rotatably connected.
- Figure 4 is to engage the gear of the hollow rotary pipe and the gear of the motor shaft to form the gear sparsely or deeply to make the flow of coolant smooth.
- the heat dissipation unit radiates heat with the coolant but integrates the first and second circulation pipes 310 and 320 of the first embodiment as the cooling water circulation pipe 300 to which the cooling water of the heat dissipation unit 200 moves, and the heat source is directly connected to the circulation fan. It is configured at the bottom.
- the rotating fan blade unit 400 is formed in a place where the cooling water flows.
- a driving unit 500 for rotating the rotating fan blade unit includes a motor, and the first rotating shaft 540 and the second rotating shaft 550 are used to rotate the rotating fan blade to be close to the heating unit under the second rotating shaft. Cooling by using the surface cooling effect of the rotating fan blade unit 400, characterized in that the circulation fan 600 is configured.
- This concept focuses on the fact that all the air delivered to the surface of the conventional heat dissipation fin set 2 eventually passes through the rotating fan, and the rotating fan blade 420 is made of metal suitable for heat dissipation, and the cooling water from the heat generating unit.
- the rotating fan blade 420 is made of metal suitable for heat dissipation, and the cooling water from the heat generating unit.
- the number of the rotating fan blade 420 or the degree of tilt of the blade for convection should be properly adjusted and configured.
- the blade material is very important because the blade is made of a material with low thermal conductivity to increase the rotational speed or to increase the surface area, the driving energy is increased.
- the blade of the rotating fan is formed of a plastic material in this case it is difficult to expect the self-heating of the blade.
- blades are made of metal, but they are also not intended for self-heating and are not provided with means for transferring heat to the blades, so they are constructed for a different purpose than the composition of the metal material for heat dissipation of the present invention. will be.
- the rotating fan blade 420 is preferably configured to be configured to cause air convection in the up, down or lateral direction.
- the rotating fan blade 420 is not intended to supply air to any device, it is not necessary to form such a strong air convection.
- one or more cooling fins may be further formed on the surface of the rotating fan blade 420. This is to be distinguished from the conventional fixed heat dissipation fins, to maximize the air contact surface area of the rotating blade to facilitate heat dissipation.
- the heating unit 100 may be a heating element requiring heat dissipation such as an automobile engine, an LED, a computer main CPU, a graphic chip, and the cooling water radiating plate 200 is tightly coupled to the heating unit 100, and The upper part is sealed by the cooling water radiating plate sealing cover 220 to be in contact with the cooling water in the cooling water radiating plate sealing cover 220.
- the cooling water heat dissipation plate 200 is formed by the concave-convex pins to increase the surface area thereon, it is possible to quickly transfer the heat of the heat generating unit 100 to the cooling water.
- FIG. 6 shows that the circulation pipe is not required, so that the coolant flows to the outermost portion of the blade so that the flow of the coolant passes through a large surface area.
- Fig. 6 In order to widen the surface area of the flow of the coolant, various shapes can be shown as shown in Fig. 6.
- the arrow direction shows the flow of the coolant when the blade is operated.
- heat is transferred directly from the heat generating portion to the rotating fan body which rotates through the circulation of the heat transfer means, that is, the cooling water, and the metal type rotating fan blade coupled with the rotating fan body rotates the motor. It is rotated by the surface of the rotating fan blade, and the surface cooling effect generated by contact with air is configured to release heat to the final atmosphere. That is, in the present invention, the heat dissipation structure is formed on the rotor.
- the cooling fan using the surface cooling effect of the rotating fan blade itself of the present invention can improve the cooling performance and make the relative size compact.
- the present invention eliminates the set of the fixed radiating fins, and is configured to be directly cooled by the convective contact between the surface of the rotating fan blade portion and the air in the air by transferring heat directly from the heat source to the rotating fan blade portion 400, cooling performance
- By providing a cooling fan to improve this in the configuration of a cooling device requiring heat dissipation, the machine is prevented from becoming very large due to cooling, and thus the industrial applicability is very large.
- the present invention has the advantages of both water-cooled and air-cooled to increase the cooling efficiency, to simplify the structure, and to reduce the manufacturing cost of the cooling device is very industrially available.
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Abstract
Description
Claims (27)
- 발열부;상기 발열부에 설치된 방열판부;상기 방열판부는 냉각수로 방열을 하되 상기 방열판의 상기 냉각수가 이동하는 냉각수 순환파이프부;상기 냉각수를 강제 냉각시키기 위하여 상기 냉각수가 유동하는 곳에 구성한 회전팬블레이드부;상기 회전팬 블레이드부를 회전시키기 위한 구동부를 가지는 것을 특징으로 하는 회전팬블레이드부의 표면냉각효과를 이용한 냉각팬.
- 제1항에 있어서 상기 냉각수 순환파이프부는 두개로 구분되되 상기 발열부에서 상기 냉각수가 인출되는 곳에 구성한 것을 제1순환파이프;상기 냉각수가 상기 발열부로 인입되는 곳에 구성한 것을 제2순환파이프로 구성한 것을 특징으로 하는 회전팬블레이드부의 표면냉각효과를 이용한 냉각팬.
- 제1항에 있어서 상기 냉각수 순환파이프부는 하나로 구성되되 상기 발열부는 회전축 직하부에 구성하는 것을 특징으로 하는 회전팬블레이드부의 표면냉각효과를 이용한 냉각팬.
- 제2항에 있어서 상기 회전팬블레이드부는 회전팬블레이드와 상기 회전팬블레이드 저부에 회전팬 바디를 구성한 것을 특징으로 하는 회전팬블레이드부의 표면냉각효과를 이용한 냉각팬.
- 제3항에 있어서 상기 구동부의 회전체에 연결되어 회전하는 제1회전축;상기 제1회전축과 연결되어 회전하는 상기 회전팬바디;상기 회전팬바디와 연결된 상기 회전팬블레이드;상기 회전팬바디와 연결되어 회전하는 제2회전축의 구성을 가지는 것을 특징으로 하는 회전팬블레이드부의 표면냉각효과를 이용한 냉각팬
- 제4항에 있어서 상기 제2회전축과 상기 방열판부와 연결하기 위하여 상기 제2 순환파이프를 가지는 것을 특징으로 하는 회전팬블레이드부의 표면냉각효과를 이용한 냉각팬
- 제1항 또는 제2항에 있어서 상기 제1,2 회전축은 중공파이프로 단부에 치차가 부착된 것을 특징으로 하는 회전팬 블레이드부의 표면 냉각효과를 이용한 냉각팬
- 제1항 또는 제2항에 있어서 상기 냉각수로부터 전달된 열을 상기 회전팬블레이드부로 전달하는 것을 특징으로 하는 회전팬블레이드부의 표면냉각효과를 이용한 냉각팬.
- 제4항에 있어서 상기 회전팬바디와 상기 회전팬 블레이드는 열방출이 용이하도록 열전달 계수가 1W/mK 이상의 재질로 이루워진 것을 특징으로 하는 회전팬블레이드부의 표면냉각효과를 이용한 냉각팬
- 제1항 또는 제2항에 있어서 상기 방열판부는 표면적을 최대로 하기 위하여 요철핀이 형성된 것을 특징으로 하는 회전팬블레이드부의 표면냉각효과를 이용한 냉각팬.
- 제1항에 있어서 상기 방열판부와 상기 제1,2 순환파이프와 연결시에 방열판 밀봉커버를 구성한 것을 특징으로 하는 회전팬블레이드부의 표면냉각효과를 이용한 냉각팬.
- 제1항 또는 제2항에 있어서 상기 방열판부의 일방은 상기 발열부와 접촉하고 상기 방열판부의 타방은 냉각수와 접촉하는 것을 특징으로 하는 회전팬블레이드부의 표면냉각효과를 이용한 냉각팬.
- 제 1항 또는 제2항에 있어서,상기 회전팬블레이드부는, 상, 하 혹은 측면 방향으로 공기대류를 일으키도록 형상화되어 구성하는 것을 특징으로 하는 회전팬블레이드부의 표면냉각효과를 이용한 냉각팬
- 제1항 또는 제2항에 있어서 상기 회전팬 블레이드부 표면에 하나 이상의 냉각 핀을 형성하되, 공기대류를 일정한 방향으로 유도하도록 구성하는 것을 특징으로 하는 회전팬 블레이드부의 표면냉각효과를 이용한 냉각팬
- 제 1항 또는 제2항에 있어서,상기 냉각수는, 열전달을 원할히 하기 위해 열전도성 접촉매질을 혼합하되, 상기 열전도성 접촉매질로서, 유동성윤활유, 부동냉각수 중 어느하나인 것을 특징으로 하는 회전팬 블레이드부의 표면냉각효과를 이용한 냉각팬.
- 제4항에 있어서 상기 회전팬바디 및 상기 회전팬블레이드는 구리 ,알루미늄 ,마그네슘의 금속계,합금,금속화합물,유기화합물,탄소,그라파이트,세라믹,봉입기체물,히트파이프 중의 어느 하나 이상의 재질이거나 그 복합재의 재질인 것을 특징으로 하는 회전팬블레이드의 표면냉각효과를 이용한 냉각팬
- 제1항에 있어서 상기 냉각수의 순환팬을 더 구성한 것을 특징으로 하는 회전팬블레이드의 표면냉각효과를 이용한 냉각팬
- 제 17항에 있어서 상기 순환팬은 상기 제2회전축의 하부에 구성한 것을 특징으로 하는 회전팬블레이드부의 표면냉각효과를 이용한 냉각팬
- 제17항에 있어서 상기 순환팬은 상기 구동부에 의하여 구동되는 것을 특징으로 하는 회전팬블레이드부의 표면냉각효과를 이용한 냉각팬
- 제17항에 있어서 상기 순환팬은 상기 제2회전축과 연동되도록 구성한 것을 특징으로 하는 회전팬블레이드부의 표면냉각효과를 이용한 냉각팬
- 제1항에 있어서 상기 제1,2순환파이프와 상기 제1,2회전축의 각 각과 연결 시에 상기 냉각수의 밀봉커버를 구성한 것을 특징으로 하는 회전팬블레이드부의 표면냉각효과를 이용한 냉각팬
- 제 21항에 있어서,상기 냉각수밀봉커버와 회전연결되는 각 부위에 밀봉씰을 함께 구성하도록 하는 것을 특징으로 하는 회전팬 블레이드부의 표면냉각효과를 이용한 냉각팬.
- 제1항에 있어서,상기 회전팬블레이드부를 회전시키기 위하여 제1회전축과 제2회전축을 사용하여 제2회전축 하부에 순환팬(600)을 구성하고 순환팬에 근접하여 상기 방열판부를 구성한 것을 특징으로 하는 회전팬블레이드부의 표면냉각효과를 이용한 냉각팬
- 발열부;상기 발열부에 설치된 방열판부;상기 냉각수를 강제 냉각시키기 위하여 상기 냉각수가 유동하는 곳에 구성한 회전팬블레이드부;상기 회전팬 블레이드부를 회전시키기 위한 구동부를 두되 상기 회전팬블레이드부의 표면냉각효과를 이용한 냉각팬
- 제24항에 있어서 상기 회전판블레이드부의 날개부 단부까지 냉각수가 유동하도록 냉각수의 표면적을 넓히기 위하여 냉각수 이동경로에 굴곡부를 둔것을 특징으로 하는 회전팬블레이드부의 표면냉각효과를 이용한 냉각팬.
- 제24항에 있어서 상기 회전판블레이드 내부에 회전판을 별도로 구성하여 냉각수의 표면적을 넓히기 위한 것을 특징으로 하는 회전팬블레이드부의 표면냉각효과를 이용한 냉각팬.
- 제24항에 있어서 상기 회전판 블레이드와 회전팬바디는 일체형으로 형성되는 것을 특징으로 하는 회전팬블레이드부의 표면냉각효과를 이용한 냉각팬.
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US15/575,576 US20180128153A1 (en) | 2015-05-21 | 2016-05-23 | Cooling fan using surface cooling effect for rotating fan blade part |
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KR1020150100771A KR102392820B1 (ko) | 2015-05-21 | 2015-07-16 | 회전팬 블레이드부 자체의 표면냉각효과를 이용한 냉각팬 |
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