CN115717597A - 液冷头 - Google Patents
液冷头 Download PDFInfo
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- CN115717597A CN115717597A CN202210677464.0A CN202210677464A CN115717597A CN 115717597 A CN115717597 A CN 115717597A CN 202210677464 A CN202210677464 A CN 202210677464A CN 115717597 A CN115717597 A CN 115717597A
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- impeller
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- 239000007788 liquid Substances 0.000 title claims abstract description 68
- 238000001816 cooling Methods 0.000 title claims abstract description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 55
- 229910000976 Electrical steel Inorganic materials 0.000 claims description 17
- 230000017525 heat dissipation Effects 0.000 claims description 11
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- 239000011241 protective layer Substances 0.000 claims description 5
- 239000004593 Epoxy Substances 0.000 claims description 3
- 239000003292 glue Substances 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 239000012809 cooling fluid Substances 0.000 claims 1
- 239000012530 fluid Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000003822 epoxy resin Substances 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
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
- F04D13/0646—Units comprising pumps and their driving means the pump being electrically driven the hollow pump or motor shaft being the conduit for the working fluid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/043—Shafts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/18—Rotors
- F04D29/22—Rotors specially for centrifugal pumps
- F04D29/2261—Rotors specially for centrifugal pumps with special measures
- F04D29/2277—Rotors specially for centrifugal pumps with special measures for increasing NPSH or dealing with liquids near boiling-point
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
- F04D29/4293—Details of fluid inlet or outlet
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/5806—Cooling the drive system
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/586—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/46—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements involving the transfer of heat by flowing fluids
- H01L23/473—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements involving the transfer of heat by flowing fluids by flowing liquids
-
- 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
- H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
- H05K7/20254—Cold plates transferring heat from heat source to coolant
-
- 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
- H05K7/20218—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant without phase change in electronic enclosures
- H05K7/20272—Accessories for moving fluid, for expanding fluid, for connecting fluid conduits, for distributing fluid, for removing gas or for preventing leakage, e.g. pumps, tanks or manifolds
-
- 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
- H05K7/2029—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant with phase change in electronic enclosures
- H05K7/20327—Accessories for moving fluid, for connecting fluid conduits, for distributing fluid or for preventing leakage, e.g. pumps, tanks or manifolds
-
- 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
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
-
- 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
- H05K7/2039—Modifications to facilitate cooling, ventilating, or heating characterised by the heat transfer by conduction from the heat generating element to a dissipating body
- H05K7/20409—Outer radiating structures on heat dissipating housings, e.g. fins integrated with the housing
- H05K7/20418—Outer radiating structures on heat dissipating housings, e.g. fins integrated with the housing the radiating structures being additional and fastened onto the housing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/02—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps having non-centrifugal stages, e.g. centripetal
- F04D17/025—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps having non-centrifugal stages, e.g. centripetal comprising axial flow and radial flow stages
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/426—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/58—Cooling; Heating; Diminishing heat transfer
- F04D29/586—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps
- F04D29/588—Cooling; Heating; Diminishing heat transfer specially adapted for liquid pumps cooling or heating the machine
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/36—Selection of materials, or shaping, to facilitate cooling or heating, e.g. heatsinks
- H01L23/367—Cooling facilitated by shape of device
- H01L23/3672—Foil-like cooling fins or heat sinks
-
- 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
- H05K7/2029—Modifications to facilitate cooling, ventilating, or heating using a liquid coolant with phase change in electronic enclosures
- H05K7/20318—Condensers
-
- 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
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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- Thermal Sciences (AREA)
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- Mechanical Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Polarising Elements (AREA)
- Organic Insulating Materials (AREA)
- Display Devices Of Pinball Game Machines (AREA)
- Sampling And Sample Adjustment (AREA)
- Magnetic Heads (AREA)
- Supporting Of Heads In Record-Carrier Devices (AREA)
Abstract
一种液冷头包含有一上壳体、一叶轮、一下壳体以及一铲齿散热片。上壳体具有一入水口以及一出水口,而上壳体固定于下壳体之上,且叶轮设置于上壳体与铲齿散热片之间。此外,铲齿散热片固定于下壳体,且叶轮吸取由入水口进入的散热液体,使散热液体经过铲齿散热片,再经由叶轮向上,以从出水口排出,进而提升散热效率。
Description
技术领域
本发明涉及一种液冷头。特别涉及一种具有倒置泵的液冷头。
背景技术
随着科技的进步,电子产品日渐普及,并逐渐地改变了许多人的生活或是工作的模式。当电脑运算能力的日益增强,处理器等电子元件工作时的温度控制越来越重要。
处理器等电子元件在运行时会产生热量,需要适当冷却才能达到最佳性能。为了让处理器等电子元件能保持在理想温度下运行,目前通常采用液体冷却或空气冷却的方式进行。
以现行液冷散热方式,工作流体经由管路流入液冷头,而液冷头接触处理器等电子元件的发热表面,以将处理器等电子元件工作所产生的热量带走,进而降低处理器等电子元件的工作温度,进而提升工作效率。
然而,随着散热需求的日益提升,如何能进一步降低液冷头中的马达工作温度,将有助于提升液冷头的性能与效率,进而提升电子产品的性能与效率。
发明内容
发明内容旨在提供本公开内容的简化摘要,以使阅读者对本公开内容具备基本的理解。此发明内容并非本公开内容的完整概述,且其用意并非在指出本发明实施例的重要/关键元件或界定本发明的范围。
本发明内容的一目的是在提供一种液冷头,以有效地提升液冷头的散热效率,进一步提升电子产品的工作效率。
为达上述目的,本发明内容的一技术实施方式涉及一种液冷头包含有一上壳体、一叶轮、一下壳体以及一铲齿散热片。上壳体具有一入水口以及一出水口,而上壳体固定于下壳体之上,且叶轮设置于上壳体与铲齿散热片之间。此外,铲齿散热片固定于下壳体,且叶轮吸取由入水口进入的散热液体,使散热液体经过铲齿散热片,再经由叶轮向上,以从出水口排出。
在一些实施例中,叶轮包含有至少一轴流叶片以及至少一离心叶片。离心叶片安装于轴流叶片的上方,其中轴流叶片将散热液体由下方向上抽取至离心叶片。
在一些实施例中,叶轮还包含有一轮毂以及一转动环。轴流叶片安装于轮毂的周围,而转动环则安装于轴流叶片的周围。
在一些实施例中,叶轮还包含有多个永久磁铁,固定于转动环的***。
在一些实施例中,液冷头还包含有一中间壳体,且中间壳体包含有一开口,而叶轮穿设于中间壳体的开口。
在一些实施例中,叶轮的至少一离心叶片设置于中间壳体的上方,而叶轮的转动环穿设于中间壳体的开口。
在一些实施例中,上壳体还包含有一凸缘以及一转轴,转轴固定于凸缘之中,凸缘穿过叶轮的一凸缘孔,且转轴穿过轮毂的一轴孔,以使叶轮绕着转轴转动。
在一些实施例中,液冷头还包含有一定子固定于中间壳体,且定子浸泡于散热液体之中。
在一些实施例中,定子包含有一上方线架、一下方线架、多个硅钢片以及一线圈。硅钢片固定于上方线架以及下方线架之间,而线圈绕设于硅钢片,且上方线架、下方线架、硅钢片以及线圈均浸泡于散热液体之中。
在一些实施例中,硅钢片还包含有一防水保护层,涂布于硅钢片的外侧。在一些实施例中,防水保护层包含有环氧树脂(Epoxy)、化学镀镍或紫外线胶(Ultraviolet curableadhesive)。
在一些实施例中,上壳体还包含有一入水流道凸缘,以形成一弧形入水流道,连通于入水口,以导引散热液体经由上壳体以及中间壳体流向下方的铲齿散热片。
在一些实施例中,入水流道凸缘与上壳体的凸缘之间,形成一排水空间,以容纳离心叶片,且排水空间连通出水口,而弧形入水流道位在入水流道凸缘相对排水空间的一侧。
在一些实施例中,下壳体包含有一下盖凸缘、二下盖入水口以及一下盖出水口,而下盖出水口形成在下盖凸缘的中间,而二下盖入水口分别位于下盖凸缘的两侧,且下盖凸缘套接于叶轮的转动环。
因此,前述的液冷头可以利用倒置的抽水泵,将散热液体由上方入水口,抽向下方的散热片,且流经定子与转子,有效地降低水冷头中散热片、定子与转子的温度,提升液冷头的散热效率,且利用叶轮转动时,散热液体的压力,将叶轮向上托起,更能减少叶轮转动时的磨擦力,进一步地提升液冷头的工作效率。
附图说明
为让本公开的上述和其他目的、特征、优点与实施例能更明显易懂,说明书附图的说明如下:
图1为依照本发明一实施例所示出的一种液冷头的***示意图。
图2为图1所示的液冷头的侧视剖面示意图。
图3为图1所示的液冷头的俯视剖面示意图。
图4为液冷头的叶轮的剖面示意图。
图5为液冷头的上壳体的仰视示意图。
附图标记说明:
100:液冷头
110:上壳体
112:入水口
114:出水口
120:叶轮
122:轴流叶片
124:离心叶片
125:凸缘孔
130:中间壳体
132:开口
134:上表面
140:定子
142:硅钢片
144:上方线架
146:下方线架
148:线圈
150:下壳体
152:下盖凸缘
154:下盖入水口
156:下盖出水口
160:铲齿散热片
201~208:箭头方向
210:凸缘
220:转轴
230:轮毂
240:轴孔
250:容置槽
252:槽口
260:转动环
270:永久磁铁
280:入水流道凸缘
290:弧形入水流道
295:排水空间
具体实施方式
下文是举实施例配合说明书附图进行详细说明,但所提供的实施例并非用以限制本公开所涵盖的范围,而结构运行的描述非用以限制其执行的顺序,任何由元件重新组合的结构,所产生具有均等技术效果的装置,皆为本公开所涵盖的范围。另外,附图仅以说明为目的,并未依照原尺寸作图。为使便于理解,下述说明中相同元件或相似元件将以相同的符号标示来说明。
另外,在全篇说明书与权利要求所使用的用词(terms),除有特别注明外,通常具有每个用词使用在此领域中、在此公开的内容中与特殊内容中的平常意义。某些用以描述本公开的用词将于下或在此说明书的别处讨论,以提供本领域技术人员在有关本公开的描述上额外的引导。
于实施方式与权利要求中,除非内文中对于冠词有所特别限定,否则“一”与“所述”可泛指单一个或多个。而步骤中所使用的编号仅是用来标示步骤以便于说明,而非用来限制前后顺序及实施方式。
其次,在本文中所使用的用词“包含”、“包括”、“具有”、“含有”等等,均为开放性的用语,即意指包含但不限于。
图1为依照本发明一实施例所示出的一种液冷头的***示意图,图2为其侧视剖面示意图,图3为俯视剖面示意图。此外,图4为液冷头的叶轮的剖面示意图,而图5为液冷头的上壳体的仰视示意图。
首先参阅图1至图3,液冷头100包含有一上壳体110、一叶轮120、一中间壳体130、一定子140、一下壳体150以及一铲齿散热片160。上壳体110具有一入水口112以及一出水口114,而上壳体110固定于下壳体150之上,中间壳体130固定于上壳体110与下壳体150之间。而叶轮120亦设置于上壳体110与铲齿散热片160之间,且中间壳体130包含有一开口132,叶轮120穿设于中间壳体130的开口132之中。
此外,铲齿散热片160则固定于下壳体150,当叶轮120吸取由入水口112进入的散热液体后,散热液体首先沿着箭头方向201进入弧形入水流道290,然后,沿着箭头方向202向下,经过中间壳体130与上壳体110之间的流道,接着沿着箭头方向203,流至中间壳体130的下方,并将定子140浸泡于散热液体,以提升定子140的散热效果。此外,散热液体更沿着箭头方向204进入铲齿散热片160的散热鳍片之间的流道,并沿着箭头方向205向中间流动,以将铲齿散热片160上的热量带离。接着,散热液体被转动的叶轮120抽取向上,沿着箭头方向206轴向向上,然后经由离心方向,亦即箭头方向207,甩出叶轮120,最后再经由箭头方向208,由出水口114被排出。
在一些实施例中,定子140固定于中间壳体130,且值得注意的是定子140浸泡于散热液体之中,故可以有效地利用液冷头100中的散热液体,进行定子140、叶轮120以及铲齿散热片160的散热,有效地提升了液冷头100的散热效率,更能降低定子140、叶轮120以及铲齿散热片160的温度。
在一些实施例中,中间壳体130包含一容置槽250,定子140设置在容置槽250中,且容置槽250的槽口252位在中间壳体130面向下壳体150的一侧。
在一些实施例中,同时参阅图4,叶轮120包含有,一轮毂230、一转动环260、至少一轴流叶片122;以及至少一离心叶片124。离心叶片124安装于轴流叶片122的上方,轴流叶片122安装于轮毂230与转动环260之间,换言之轴流叶片122安装于轮毂230的周围,而转动环260安装于轴流叶片122的周围。轮毂230与转动环260之间,形成一流道,利用轴流叶片122将散热液体由下方向上抽取至离心叶片124的位置,然后通过离心叶片124将散热液体甩出叶轮120。
在一些实施例中,叶轮120还包含有多个永久磁铁270,固定于转动环260的***,以形成转子。
在一些实施例中,叶轮120的离心叶片124设置于中间壳体130的上方,而叶轮120的转动环260穿设于中间壳体130的开口132,且离心叶片124的直径大于中间壳体130的开口132的直径,而叶轮120的转动环260包含永久磁铁270的直径则小于中间壳体130的开口132的直径。
在一些实施例中,上壳体110还包含有一凸缘210以及一转轴220,凸缘210穿过叶轮120上表面的凸缘孔125,且转轴220固定于凸缘210之中,并穿过轮毂230的轴孔240,以使叶轮120稳定地绕着转轴220转动。于一实施例中,轴孔240为贯穿轮毂230中心的穿孔,但不以此为限。
在一些实施例中,定子140包含有一上方线架144、一下方线架146、多个硅钢片142以及一线圈148。多个硅钢片142相互堆叠,且固定于上方线架144以及下方线架146之间,而线圈148则绕设于硅钢片142之上,且值得注意的是,上方线架144、下方线架146、硅钢片142以及线圈148均浸泡于散热液体之中,以有效地降低工作温度。
在一些实施例中,硅钢片142还包含有一防水保护层,涂布于硅钢片142的外侧,例如是,环氧树脂、化学镀镍或紫外线胶等。
在一些实施例中,同时参阅图2与图5,上壳体110还包含有一入水流道凸缘280向下凸出,以密合于中间壳体130的上表面134,使得入水流道凸缘280与凸缘210之间形成容纳离心叶片124的排水空间295,且排水空间295连通出水口114,而入水流道凸缘280相对排水空间295的一侧形成一弧形入水流道290,连通入水口112,以有效地导引散热液体经由上壳体110以及中间壳体130,流向下方的铲齿散热片160。
在一些实施例中,轮毂230的轴孔240的直径大于转轴220的直径,以使叶轮120可绕着转轴220转动。
在一些实施例中,参阅图1与图2,下壳体150包含有一下盖凸缘152、二下盖入水口154以及一下盖出水口156。下盖出水口156形成在下盖凸缘152的中间,而二下盖入水口154则分别位于下盖凸缘152的两侧,换言之,二下盖入水口154分别位于下盖出水口156的两侧,而下盖出水口156则位于二下盖入水口154之间,以使散热液体可沿着箭头方向204,由铲齿散热片160的两端,进入散热鳍片之间的流道,并沿着箭头方向205向中间流动,由下盖出水口156向上流入叶轮120。此外,下盖凸缘152套接于叶轮120的转动环260的外侧,因此,叶轮120的转动环260直接连通于下盖出水口156,以更有效率与稳定地将散热流体吸入叶轮120。
有鉴于此,所述的液冷头可以利用倒置的抽水泵,将散热液体由上方入水口,抽向下方的散热片,且流经定子与转子,有效地降低水冷头中散热片、定子与转子的温度,提升液冷头的散热效率,且利用叶轮转动时,散热液体的压力,将叶轮向上托起,更能减少叶轮转动时的磨擦力,进一步地提升液冷头的工作效率。
而以上所述者,仅为本发明的优选实施例而已,当不能以此限定本发明实施的范围,即大凡依本发明权利要求及发明说明内容所作的简单的等效变化与修饰,皆仍属本发明专利涵盖的范围内。另外,本发明的任一实施例或权利要求不须实现本发明所公开的全部目的或优点或特点。此外,摘要部分和标题仅是用来辅助专利文件搜索的用,并非用来限制本发明的权利要求。此外,本说明书或权利要求中提及的“第一”、“第二”等用语仅用以命名元件(element)的名称或区别不同实施例或范围,而并非用来限制元件数量上的上限或下限。
虽然本公开已以实施方式公开如上,然其并非用以限定本公开,任何本领域具通常知识者,在不脱离本公开的构思和范围内,当可作各种的变动与润饰,因此本公开的保护范围当视权利要求所界定者为准。
Claims (14)
1.一种液冷头,其特征在于,包含:
一上壳体,具有一入水口以及一出水口;
一叶轮;
一下壳体,其中所述上壳体固定于所述下壳体之上;以及
一铲齿散热片,固定于所述下壳体,而所述叶轮设置于所述上壳体与所述铲齿散热片之间,其中,所述叶轮吸取由所述入水口进入的一散热液体,使所述散热液体经过所述铲齿散热片,再经由所述叶轮向上,以从所述出水口排出。
2.如权利要求1所述的液冷头,其中所述叶轮,包含:
至少一轴流叶片;以及
至少一离心叶片,安装于所述至少一轴流叶片的上方,其中所述至少一轴流叶片将所述散热液体由下方向上抽取至所述至少一离心叶片。
3.如权利要求2所述的液冷头,其中所述叶轮,还包含:
一轮毂,其中所述至少一轴流叶片安装于所述轮毂的周围;以及
一转动环,安装于所述至少一轴流叶片的周围。
4.如权利要求3所述的液冷头,其中所述叶轮,还包含:
多个永久磁铁,固定于所述转动环的***。
5.如权利要求4所述的液冷头,还包含:
一中间壳体,其中所述中间壳体包含一开口,且所述叶轮穿设于所述中间壳体的所述开口。
6.如权利要求5所述的液冷头,其中,所述叶轮的所述至少一离心叶片设置于所述中间壳体的上方,而所述叶轮的所述转动环穿设于所述中间壳体的所述开口。
7.如权利要求6所述的液冷头,其中,所述上壳体还包含一凸缘,以及一转轴固定于所述凸缘之中,所述凸缘穿过所述叶轮的一凸缘孔,且所述转轴穿过所述轮毂的一轴孔,以使所述叶轮绕着所述转轴转动。
8.如权利要求5所述的液冷头,还包含:
一定子,固定于所述中间壳体,且所述定子浸泡于所述散热液体之中。
9.如权利要求8所述的液冷头,其中所述定子,包含:
一上方线架;
一下方线架;
多个硅钢片,固定于所述上方线架以及所述下方线架之间;以及
一线圈,绕设于所述多个硅钢片,其中所述上方线架、所述下方线架、所述多个硅钢片以及所述线圈均浸泡于所述散热液体之中。
10.如权利要求9所述的液冷头,其中所述多个硅钢片还包含一防水保护层,涂布于所述多个硅钢片的外侧。
11.如权利要求10所述的液冷头,其中所述防水保护层,包含环氧树脂、化学镀镍或紫外线胶。
12.如权利要求5所述的液冷头,其中所述上壳体还包含一入水流道凸缘,以形成一弧形入水流道,连通于所述入水口,以导引所述散热液体经由所述上壳体以及所述中间壳体流向下方的所述铲齿散热片。
13.如权利要求12所述的液冷头,其中所述入水流道凸缘与所述上壳体的凸缘之间,形成一排水空间,以容纳所述离心叶片,且所述排水空间连通所述出水口,而所述弧形入水流道位在所述入水流道凸缘相对所述排水空间的一侧。
14.如权利要求3所述的液冷头,其中所述下壳体包含有一下盖凸缘、二下盖入水口以及一下盖出水口,而所述下盖出水口形成在所述下盖凸缘的中间,而所述二下盖入水口分别位于所述下盖凸缘的两侧,且所述下盖凸缘套接于所述叶轮的所述转动环。
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