CN116505675A - 直流无刷马达风扇 - Google Patents
直流无刷马达风扇 Download PDFInfo
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- H—ELECTRICITY
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- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/22—Auxiliary parts of casings not covered by groups H02K5/06-H02K5/20, e.g. shaped to form connection boxes or terminal boxes
- H02K5/225—Terminal boxes or connection arrangements
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- H02K21/22—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating around the armatures, e.g. flywheel magnetos
- H02K21/222—Flywheel magnetos
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- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
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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
- 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
- F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
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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
- 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
- F04D25/0606—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump
- F04D25/0613—Units comprising pumps and their driving means the pump being electrically driven the electric motor being specially adapted for integration in the pump the electric motor being of the inside-out type, i.e. the rotor is arranged radially outside a central stator
- F04D25/0646—Details of the stator
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- H—ELECTRICITY
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- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2786—Outer rotors
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- H—ELECTRICITY
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- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/30—Structural association with control circuits or drive circuits
- H02K11/33—Drive circuits, e.g. power electronics
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/0056—Manufacturing winding connections
- H02K15/0068—Connecting winding sections; Forming leads; Connecting leads to terminals
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/04—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of windings, prior to mounting into machines
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K19/00—Synchronous motors or generators
- H02K19/02—Synchronous motors
- H02K19/10—Synchronous motors for multi-phase current
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- H—ELECTRICITY
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- H02K—DYNAMO-ELECTRIC MACHINES
- H02K29/00—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/47—Air-gap windings, i.e. iron-free windings
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- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
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- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
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- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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- H02K2203/00—Specific aspects not provided for in the other groups of this subclass relating to the windings
- H02K2203/03—Machines characterised by the wiring boards, i.e. printed circuit boards or similar structures for connecting the winding terminations
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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- H02K2203/00—Specific aspects not provided for in the other groups of this subclass relating to the windings
- H02K2203/09—Machines characterised by wiring elements other than wires, e.g. bus rings, for connecting the winding terminations
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- H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
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- 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
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- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/10083—Electromechanical or electro-acoustic component, e.g. microphone
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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
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
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- H05K2201/1009—Electromotor
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- Engineering & Computer Science (AREA)
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- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Mechanical Engineering (AREA)
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
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Abstract
本发明公开一种直流无刷马达风扇,直流无刷马达风扇包括一转子以及一定子组。转子包括一转轴,转轴设置于定子组的内侧并相对于定子组旋转。定子组包括一空心杯线圈以及一导线架,其中,导线架具有六支引脚,且空心杯线圈与六支引脚电性连接。
Description
本申请是申请号为201710834757.4,申请日为2017年9月15日,发明名称为“直流无刷马达风扇及其制作方法”的发明专利申请的分案申请。
技术领域
本发明涉及一种直流无刷马达风扇,特别涉及一种具有空心杯线圈(corelesscoil)及导线架的直流无刷马达风扇。
背景技术
现有的风扇马达制造方式,是将绕线缠绕于硅钢片的接脚上以制作成为定子,再用手工方式将定子定位并焊接于印刷电路板之上。然而,现有的方式若应用于尺寸较小的风扇时,可能会因为人工的失误造成作业焊接不良而产生电性不佳的问题。
发明内容
本发明即为了解决现有技术的问题,而提供的一种直流无刷马达风扇,包括转子以及定子组。转子具有转轴,转轴设置于定子组的内侧并相对于定子组旋转,且定子组具有空心杯线圈以及导线架,导线架具有六支引脚,其中空心杯线圈与六支引脚电性连接。
在一实施例中,转子还具有磁铁,与定子组相对设置。
在一实施例中,直流无刷马达风扇还包括外框及电路板,外框具有基座,空心杯线圈设置于基座的一侧,且六支引脚与电路板电性连接。
在一实施例中,电路板与空心杯线圈设置于基座的相同侧。
在一实施例中,电路板形成有一空洞以容置转轴。
在一实施例中,电路板与空心杯线圈设置于基座的相反侧。
在一实施例中,电路板形成有多个穿孔以容置六支引脚。
在一实施例中,定子组还具有铁芯,铁芯设置于定子组的内侧,并位于空心杯线圈与转轴之间。
在一实施例中,铁芯的内表面形成有多个凹槽。
在另一实施例中,本发明另提供一种直流无刷马达风扇的制作方法,包括以下步骤:提供空心杯线圈;提供具有导线架的导线架板材,将空心杯线圈放置于导线架板材上,并电性连接空心杯线圈与导线架;封装空心杯线圈与导线架以形成定子组板材;裁切定子组板材以形成定子组;提供具有转轴的转子,并将转轴放置于定子组的内侧;以及提供电路板,并将定子组电性连接于电路板,其中,定子组是以六支引脚与电路板电性连接。
在一实施例中,空心杯线圈与导线架是以焊接方式电性连接。
在一实施例中,直流无刷马达风扇的制作方法还包括:提供铁芯,将铁芯放置于空心杯线圈的内侧,接着再封装空心杯线圈与导线架以形成定子组板材。
在一实施例中,铁芯的内表面形成有多个凹槽。
在一实施例中,电路板形成有空洞以容置转轴。
在一实施例中,电路板形成有多个穿孔以容置六支引脚。
本发明的有益效果在于,应用本发明提出的直流无刷马达风扇,可有效解决因人工组装,而造成组装精度不佳的问题。除此之外,使用本发明提出的直流无刷马达风扇可使定子组的制作得以获得自动化、小型化、减少人工作业时间、减少人力及提升产能的效果。
附图说明
图1A是表示本发明一实施例的直流无刷马达风扇的爆炸图。
图1B是表示图1A组合后的直流无刷马达风扇的剖面图。
图2A是表示本发明另一实施例的直流无刷马达风扇的爆炸图。
图2B是表示图2A组合后的直流无刷马达风扇的剖面图。
图3A是表示本发明另一实施例的直流无刷马达风扇的爆炸图。
图3B是表示图3A组合后的直流无刷马达风扇的剖面图。
图4A是表示图1A的定子组的立体示意图。
图4B是表示图2A的定子组的立体示意图。
图5A是表示图4A的定子组的轴向剖面示意图。
图5B是表示本发明另一实施例的定子组的轴向剖面示意图。
图6A是表示图4A的定子组的径向剖面示意图。
图6B是表示本发明另一实施例的定子组的径向剖面示意图。
图7A-图7C是表示图4A或图4B实施例的定子组的制作方法的各步骤。
其中,附图标记说明如下:
1~直流无刷马达风扇
10~转子
101~叶轮
102~导磁壳
103~磁铁
104~转轴
11~轴承
12~定子组
121~空心杯线圈
122~导线架
122P~引脚
123~铁芯
124~封装材
13~轴套
14~扇框
141~基座
15~电路板
P~导线架板材
具体实施方式
兹配合附图说明本发明的实施例。
有关本发明的前述及其他技术内容、特点与技术效果,在以下配合参考附图的一较佳实施例的详细说明中,将可清楚的呈现。以下实施例中所提到的方向用语,例如:上、下、左、右、前或后等,仅是参考附加附图的方向。因此,使用的方向用语是用来说明并非用来限制本发明。
请参照图1A及图1B,本发明一实施例的直流无刷马达风扇1包括转子10、轴承11、定子组12、轴套13、扇框14以及电路板15。转子10包括一转轴104,定子组12包括空心杯线圈(coreless coil)121以及导线架122,导线架122设置于空心杯线圈121的下方,转轴104设置于定子组12的内侧,并穿过空心杯线圈121及导线架122。值得注意的是,导线架122具有六支引脚122P,用以提供直流无刷马达风扇1作为三相马达的驱动电流。
请再参照图1A及图1B,于此实施例中,转子10还包括叶轮101、导磁壳102以及磁铁103,导磁壳102设于磁铁103与叶轮101之间。轴套13固定于扇框14中,转轴104穿过轴承11,并设置于轴套13内;如此一来,轴套13位于转轴104与定子组12之间,定子组12通过轴套13固定于扇框14。磁铁103与定子组12相对设置。
请继续参照图1A及图1B,于此实施例中,扇框14包括基座141,转子10及空心杯线圈121皆设置于基座141的一侧,而电路板15与空心杯线圈121则设置于基座141的相反侧。其中,六支引脚122P会延伸穿过基座141而与电路板15电性连接,因此电路板15形成有多个穿孔以容置六支引脚122P。由于电路板15与转子10位于基座141的相反侧,马达设计可运用的空间更大。再者,电路板15仅设有允许引脚122P穿过的多个小穿孔,其电路板上的电子元件可运用的面积也更充裕。
接着请参照图2A及图2B,其是表示本发明另一实施例的直流无刷马达风扇1,本实施例与图1A及图1B所示的实施例不同之处在于:电路板15A与定子组12A设置于基座141的相同侧。因此,电路板15A设有一空洞以容置转轴104,定子组12A的六支引脚122P可运用表面粘着技术(Surface Mount Technology,SMT)与电路板15A电性连接。由于电路板15A与转子10位于基座141的相同侧,故可减少马达风扇的体积。
接着请参照图3A及图3B,其是表示本发明另一实施例的直流无刷马达风扇1,与图1A、图1B、图2A及图2B的实施例不同之处在于:磁铁103位于定子组12B的内侧,用以作为转子位于定子内侧的内转子马达;此外,电路板15B与定子组12B设置于基座141的相同侧,但电路板15B并未具有容置转轴104的空洞,定子组12B的六支引脚122P同样可运用表面粘着技术(Surface Mount Technology,SMT)与电路板15B电性连接。
接着请参照图4A,其是表示图1A中的定子组12的立体示意图,如前述于图1A及图1B的实施例所示,由于导线架122的六支引脚122P会延伸穿过基座141而与电路板15电性连接,六支引脚122P的长度需大于基座141与电路板15的厚度以确保能与电路板15电性连接。
请继续参照图4A,于本实施例中,定子组12还包括一铁芯123及一封装材124,铁芯123设置于空心杯线圈121的内侧,而封装材124设置于空心杯线圈121的底部跟顶部,用于固定并保护空心杯线圈121、铁芯123及导线架122,其中,封装材124可为绝缘材料,例如塑胶、树脂等有机高分子材料。
再请参照图4B,其是表示图2A中的定子组12A的立体示意图,与图4A的实施例不同之处在于:如前述于图2A及图2B的实施例中,导线架122的六支引脚122P可运用表面贴焊技术(Surface Mount Technology,SMT)与电路板15电性连接,故六支引脚122P可为表面封装元件(Surface Mount Device,SMD),其长度可大幅减少。
接着请参照图5A及图5B,其是表示本发明不同实施例的定子组12、12C的轴向剖面示意图。如图5A所示的定子组12,是将铁芯123设置于空心杯线圈121的内侧,再与导线架122一同通过封装材124封装形成定子组12。或是如图5B所示的定子组12C,仅有空心杯线圈121与导线架122一同通过封装材124封装形成定子组12C。
再请参照图6A及图6B,其是表示本发明不同实施例的定子组12、12B的径向剖面示意图。如图6A所示的定子组12,是将铁芯123设置于空心杯线圈121的内侧,其中铁芯123的内表面形成有多个凹槽129,使得封装材料包覆铁芯后不至于旋转。封装材124为不具导磁性或具导磁性的材料。亦可如图6B所示的定子组12B,铁芯123呈圆筒状,且其内表面可为平滑面。
接着请参照图7A-图7C,其是表示图4A或图4B的定子组12、12A的制作步骤。如图7A所示,首先将至少一空心杯线圈121放置于设有至少一导线架122的导线架板材P上。再如图7B所示,将空心杯线圈121的六条引线以焊接等方式电性连接到对应的导线架122,并切除导线架122的多余部分。接着,如图7C所示,将铁芯123放置于对应的空心杯线圈121内侧,并以封装材124封装空心杯线圈121、铁芯123的底部及导线架122以组成一定子组板材。最后,裁切定子组板材以完成如图4A或图4B所示的定子组12、12A。通过上述步骤,可实现以自动化方式制作定子组的目的。
此外,本发明还提供一种直流无刷马达风扇的制作方法用以制作图1A-图3B所示的直流无刷马达风扇,首先,提供具有转轴104的转子10,并将转轴104放置于定子组12的内侧,其中定子组12可根据前述图7A-图7C所示的步骤加以制作,接着再将定子组12电性连接于电路板15。应了解的是,前述定子组12的六支引脚122P可视电性连接方式的不同而具有不同结构,若为了穿过基座141与电路板15电性连接,可将导线架弯折而形成六支引脚122P(如图4A所示);若采用表面粘着技术与电路板15电性连接,则可将导线架封装为表面封装元件而形成六支引脚122P(如图4B所示)。
应用本发明上述实施例的直流无刷马达风扇,可有效解决因人工组装,而造成组装精度不佳的问题。除此之外,使用本发明上述实施例的直流无刷马达风扇可使定子组的制作得以获得自动化、小型化、减少人工作业时间、减少人力及提升产能的效果。
虽然本发明已以具体的较佳实施例公开如上,然而其并非用以限定本发明,任何本领域技术人员,在不脱离本发明的精神和范围内,仍可作些许的变动与润饰,因此本发明的保护范围当视后附的权利要求书所界定的保护范围为准。
Claims (10)
1.一种直流无刷马达风扇,包括:
一转子,具有一转轴;以及
一定子组,其中该转轴设置于该定子组的内侧并可相对于该定子组旋转,且该定子组具有:
一空心杯线圈;
一导线架,该导线架设置于该空心杯线圈的下方,具有六支引脚,其中该空心杯线圈与该六支引脚电性连接;
其中,该定子组还包括一铁芯及一封装材,该封装材设置于该空心杯线圈的底部跟顶部,用于固定并保护该空心杯线圈、该铁芯及该导线架。
2.如权利要求1所述的直流无刷马达风扇,其中,该转子还具有一磁铁,该磁铁设置于该定子组的内侧。
3.如权利要求1所述的直流无刷马达风扇,其中,该转子还具有一磁铁,该磁铁与定子组相对设置。
4.如权利要求1所述的直流无刷马达风扇,其中,该直流无刷马达风扇还包括一外框及一电路板,该外框具有一基座,该空心杯线圈设置于该基座的一侧,且该六支引脚与该电路板电性连接。
5.如权利要求4所述的直流无刷马达风扇,其中,该电路板与该空心杯线圈设置于该基座的相同侧。
6.如权利要求5所述的直流无刷马达风扇,其中,该电路板形成有一空洞以容置该转轴。
7.如权利要求4所述的直流无刷马达风扇,其中,该电路板与该空心杯线圈设置于该基座的相反侧。
8.如权利要求7所述的直流无刷马达风扇,其中,该电路板形成有多个穿孔以容置该六支引脚。
9.如权利要求1所述的直流无刷马达风扇,其中,该铁芯设置于该定子组的内侧,并位于该空心杯线圈与该转轴之间。
10.如权利要求9所述的直流无刷马达风扇,其中,该铁芯的内表面形成有多个凹槽。
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