TWI723785B - Electrical rotation machine and rotor assembly thereof - Google Patents

Electrical rotation machine and rotor assembly thereof Download PDF

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TWI723785B
TWI723785B TW109106127A TW109106127A TWI723785B TW I723785 B TWI723785 B TW I723785B TW 109106127 A TW109106127 A TW 109106127A TW 109106127 A TW109106127 A TW 109106127A TW I723785 B TWI723785 B TW I723785B
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opening
cover
cover body
rotor
flow
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TW109106127A
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TW202133533A (en
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林繼謙
蕭家祥
閻柏均
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威剛科技股份有限公司
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Abstract

An electrical rotation machine and rotor assembly thereof is provided. The rotor assembly includes a rotating shaft, a rotor body, a first end cover, and a second end cover. The rotor body is disposed on the rotating shaft. The rotor body includes a body portion, a first end portion, a second end portion, and a plurality of guide holes along the axial direction of the rotor body and penetrating the first end portion, the body portion and the second end portion. The first end cover is disposed on the rotating shaft and corresponds to the first end portion. The first end cover includes a first cover body, a plurality of first guide structure, and plurality of first hole. The second end cover is disposed on the rotating shaft and corresponds to the second end portion. The second end cover includes a second cover body, a plurality of second guide structure, and plurality of second hole. The first hole communicates with the second hole through the guide holes to form a gas flow channel.

Description

旋轉電機及其轉子組件Rotating electric machine and its rotor assembly

本發明涉及一種旋轉電機及其轉子組件。 The invention relates to a rotating electric machine and its rotor assembly.

首先,因應電動車用馬達高速化趨勢,現有技術中的旋轉電機的轉子散熱方式已經無法滿足電動車用馬達。而當馬達溫度過高時,不僅會影響整體效率也會降低馬達的壽命。 First of all, in response to the trend toward higher speeds of motors for electric vehicles, the heat dissipation method of the rotor of a rotating electric machine in the prior art has been unable to meet the requirements of motors for electric vehicles. When the motor temperature is too high, it will not only affect the overall efficiency but also reduce the life of the motor.

藉此,如何通過結構設計的改良,來提升旋轉電機的散熱效率,來克服上述的缺陷,已成為該項技術所欲解決的重要課題之一。 Therefore, how to improve the heat dissipation efficiency of the rotating electric machine through the improvement of the structural design to overcome the above-mentioned defects has become one of the important issues to be solved by this technology.

本發明所要解決的技術問題在於,針對現有技術的不足提供一種旋轉電機及其轉子組件。 The technical problem to be solved by the present invention is to provide a rotating electric machine and its rotor assembly in view of the shortcomings of the prior art.

為了解決上述的技術問題,本發明所採用的其中一技術方案是提供一種轉子組件,其包括:一轉軸、一轉子本體、一第一端蓋以及一第二端蓋。所述轉軸定義有一中心軸線。所述轉子本體設置在所述轉軸上,所述轉子本體包括一本體部、一連接於所述本體部的其中一端的第一端部、一連接於所述本體部的另外一端的第二端部以及多個沿著所述轉子本體的軸向方向且貫穿所述第一端部、所述本體部及所述第二端部的導流通孔。所述第一 端蓋設置在所述轉軸上且對應於所述第一端部,所述第一端蓋包括一第一蓋本體、多個設置在所述第一蓋本體上的第一導流結構以及多個貫穿所述第一蓋本體的第一開孔,其中,多個所述第一導流結構分別對應於相對應的所述第一開孔。所述第二端蓋設置在所述轉軸上且對應於所述第二端部,所述第二端蓋包括一第二蓋本體、多個設置在所述第二蓋本體上的第二導流結構以及多個貫穿所述第二蓋本體的第二開孔,其中,多個所述第二導流結構分別對應於相對應的所述第二開孔。其中,所述第一開孔通過所述導流通孔而連通於所述第二開孔,以形成一氣體流道。 In order to solve the above technical problems, one of the technical solutions adopted by the present invention is to provide a rotor assembly, which includes: a rotating shaft, a rotor body, a first end cover, and a second end cover. The rotating shaft defines a central axis. The rotor body is arranged on the rotating shaft, and the rotor body includes a body portion, a first end portion connected to one end of the body portion, and a second end portion connected to the other end of the body portion And a plurality of flow-conducting holes along the axial direction of the rotor body and penetrating the first end, the main body, and the second end. The first The end cover is arranged on the rotating shaft and corresponds to the first end. The first end cover includes a first cover body, a plurality of first flow guiding structures arranged on the first cover body, and a plurality of A first opening passing through the first cover body, wherein a plurality of the first flow guiding structures respectively correspond to the corresponding first openings. The second end cover is disposed on the rotating shaft and corresponds to the second end. The second end cover includes a second cover body and a plurality of second guides arranged on the second cover body. A flow structure and a plurality of second openings penetrating the second cover body, wherein the plurality of second flow guiding structures respectively correspond to the corresponding second openings. Wherein, the first opening is communicated with the second opening through the flow-conducting hole to form a gas flow channel.

為了解決上述的技術問題,本發明所採用的另外一技術方案是提供一種轉子組件,其包括:一轉子本體、一第一端蓋以及一第二端蓋。所述轉子本體包括多個沿著所述轉子本體的軸向方向貫穿的導流通孔。所述第一端蓋對應於所述轉子本體的其中一端,所述第一端蓋包括一第一蓋本體以及多個設置在所述第一蓋本體上的第一導流結構。所述第二端蓋對應於所述轉子本體的另外一端,所述第二端蓋包括一第二蓋本體以及多個設置在所述第二蓋本體上的第二導流結構。其中,當所述轉子組件沿著一旋轉方向轉動時,所述第一導流結構及/或所述第二導流結構能導引一氣流在多個所述導流通孔中流動。 In order to solve the above technical problem, another technical solution adopted by the present invention is to provide a rotor assembly, which includes a rotor body, a first end cover, and a second end cover. The rotor body includes a plurality of flow-conducting holes penetrating along the axial direction of the rotor body. The first end cover corresponds to one end of the rotor body, and the first end cover includes a first cover body and a plurality of first flow guiding structures arranged on the first cover body. The second end cover corresponds to the other end of the rotor body, and the second end cover includes a second cover body and a plurality of second flow guiding structures arranged on the second cover body. Wherein, when the rotor assembly rotates along a rotation direction, the first flow guide structure and/or the second flow guide structure can guide an airflow to flow in the plurality of guide circulation holes.

為了解決上述的技術問題,本發明所採用的另外一技術方案是提供一種旋轉電機,其包括:一定子組件以及一轉子組件。所述轉子組件對應於所述定子組件設置,所述轉子組件包括一轉子本體、一第一端蓋以及一第二端蓋。其中,所述轉子本體包括多個沿著所述轉子本體的軸向方向貫穿的導流通孔。其中,所述第一端蓋對應於所述轉子本體的其中一端,所述第一端蓋包括一第一蓋本體以及多個設置在所述第一蓋本體上的第一導流結構。其中,所述第二端蓋對應於所述轉子本體的另外一端,所述第二端蓋包 括一第二蓋本體以及多個設置在所述第二蓋本體上的第二導流結構。其中,當所述轉子組件沿著一旋轉方向轉動時,所述第一導流結構及/或所述第二導流結構能導引一氣流在多個所述導流通孔中流動。 In order to solve the above technical problem, another technical solution adopted by the present invention is to provide a rotating electric machine, which includes a stator assembly and a rotor assembly. The rotor assembly is arranged corresponding to the stator assembly, and the rotor assembly includes a rotor body, a first end cover, and a second end cover. Wherein, the rotor body includes a plurality of flow-conducting holes penetrating along the axial direction of the rotor body. Wherein, the first end cover corresponds to one end of the rotor body, and the first end cover includes a first cover body and a plurality of first flow guiding structures arranged on the first cover body. Wherein, the second end cover corresponds to the other end of the rotor body, and the second end cover wraps It includes a second cover body and a plurality of second flow guiding structures arranged on the second cover body. Wherein, when the rotor assembly rotates along a rotation direction, the first flow guide structure and/or the second flow guide structure can guide an airflow to flow in the plurality of guide circulation holes.

本發明的其中一有益效果在於,本發明所提供的旋轉電機及其轉子組件,其能通過“當所述轉子組件沿著一旋轉方向轉動時,所述第一導流結構及/或所述第二導流結構能導引一氣流在多個所述導流通孔中流動”的技術方案,以提升旋轉電機的散熱效率。 One of the beneficial effects of the present invention is that the rotating electric machine and its rotor assembly provided by the present invention can pass "when the rotor assembly rotates in a direction of rotation, the first guide structure and/or the The second air guiding structure can guide an airflow to flow in the plurality of the guiding holes, so as to improve the heat dissipation efficiency of the rotating electric machine.

為使能更進一步瞭解本發明的特徵及技術內容,請參閱以下有關本發明的詳細說明與圖式,然而所提供的圖式僅用於提供參考與說明,並非用來對本發明加以限制。 In order to further understand the features and technical content of the present invention, please refer to the following detailed description and drawings about the present invention. However, the provided drawings are only for reference and description, and are not used to limit the present invention.

U:旋轉電機 U: Rotating motor

RA:轉子組件 RA: Rotor assembly

SA:定子組件 SA: stator assembly

1:轉軸 1: shaft

2:轉子本體 2: Rotor body

20:導流通孔 20: Guiding through holes

21:本體部 21: Body part

22:第一端部 22: first end

23:第二端部 23: second end

3:第一端蓋 3: The first end cover

30:第一集流空間 30: The first episode stream space

31:第一蓋本體 31: The first cover body

32:第一導流結構 32: The first diversion structure

33:第一開孔 33: First opening

34:第一環繞側壁 34: The first surrounding side wall

35:第三開孔 35: third opening

4:第二端蓋 4: The second end cover

40:第二集流空間 40: Second Episode Space

41:第二蓋本體 41: The second cover body

42:第二導流結構 42: The second diversion structure

43:第二開孔 43: second opening

44:第二環繞側壁 44: second surrounding side wall

45:第四開孔 45: fourth opening

5:磁性元件 5: Magnetic components

6:定子 6: Stator

7:線圈 7: Coil

A:中心軸線 A: Central axis

R1:第一旋轉方向 R1: first rotation direction

R2:第二旋轉方向 R2: second rotation direction

圖1為本發明旋轉電機的立體組合示意圖。 Fig. 1 is a schematic diagram of a three-dimensional assembly of a rotating electric machine of the present invention.

圖2為本發明第一實施例的轉子組件的其中一立體組合示意圖。 Fig. 2 is a three-dimensional assembly diagram of the rotor assembly according to the first embodiment of the present invention.

圖3為本發明第一實施例的轉子組件的另外一立體組合示意圖。 FIG. 3 is another three-dimensional assembly diagram of the rotor assembly of the first embodiment of the present invention.

圖4為本發明第一實施例的轉子組件的其中一立體分解示意圖。 Fig. 4 is a three-dimensional exploded schematic view of the rotor assembly according to the first embodiment of the present invention.

圖5為本發明第一實施例的轉子組件的另外一立體分解示意圖。 Fig. 5 is another three-dimensional exploded schematic view of the rotor assembly of the first embodiment of the present invention.

圖6為圖2的VI-VI剖面的其中一立體剖面的示意圖。 FIG. 6 is a schematic diagram of one of the three-dimensional cross-sections of the VI-VI cross-section in FIG. 2.

圖7為圖2的VI-VI剖面的另外一立體剖面的示意圖。 FIG. 7 is a schematic diagram of another three-dimensional cross-section of the VI-VI cross-section in FIG. 2.

圖8為本發明第二實施例的轉子組件的立體組合示意圖。 Fig. 8 is a three-dimensional assembly diagram of a rotor assembly according to a second embodiment of the present invention.

圖9為本發明第二實施例的轉子組件的其中一立體分解示意圖。 Fig. 9 is an exploded perspective view of the rotor assembly according to the second embodiment of the present invention.

圖10為本發明第二實施例的轉子組件的另外一立體分解示意圖。 Fig. 10 is another three-dimensional exploded schematic view of the rotor assembly according to the second embodiment of the present invention.

圖11為本發明第三實施例的轉子組件的其中一立體分解示意 圖。 Figure 11 is a three-dimensional exploded schematic view of the rotor assembly of the third embodiment of the present invention Figure.

圖12為本發明第三實施例的轉子組件的另外一立體分解示意圖。 Fig. 12 is another three-dimensional exploded schematic view of the rotor assembly according to the third embodiment of the present invention.

圖13為本發明第四實施例的轉子組件的立體組合示意圖。 Fig. 13 is a three-dimensional assembly diagram of a rotor assembly according to a fourth embodiment of the present invention.

圖14為本發明第四實施例的轉子組件的其中一立體分解示意圖。 Fig. 14 is a perspective exploded view of the rotor assembly according to the fourth embodiment of the present invention.

圖15為本發明第四實施例的轉子組件的另外一立體分解示意圖。 15 is another three-dimensional exploded schematic view of the rotor assembly of the fourth embodiment of the present invention.

以下是通過特定的具體實施例來說明本發明所公開有關“旋轉電機及其轉子組件”的實施方式,本領域技術人員可由本說明書所公開的內容瞭解本發明的優點與效果。本發明可通過其他不同的具體實施例加以施行或應用,本說明書中的各項細節也可基於不同觀點與應用,在不背離本發明的構思下進行各種修改與變更。另外,本發明的附圖僅為簡單示意說明,並非依實際尺寸的描繪,事先聲明。以下的實施方式將進一步詳細說明本發明的相關技術內容,但所公開的內容並非用以限制本發明的保護範圍。另外,應當可以理解的是,雖然本文中可能會使用到“第一”、“第二”、“第三”等術語來描述各種元件,但這些元件不應受這些術語的限制。這些術語主要是用以區分一元件與另一元件。另外,本文中所使用的術語“或”,應視實際情況可能包括相關聯的列出項目中的任一個或者多個的組合。另外,本文中所使用的術語“或”,應視實際情況可能包括相關聯的列出項目中的任一個或者多個的組合。 The following is a specific embodiment to illustrate the implementation of the "rotating electric machine and its rotor assembly" disclosed in the present invention. Those skilled in the art can understand the advantages and effects of the present invention from the content disclosed in this specification. The present invention can be implemented or applied through other different specific embodiments, and various details in this specification can also be based on different viewpoints and applications, and various modifications and changes can be made without departing from the concept of the present invention. In addition, the drawings of the present invention are merely schematic illustrations, and are not drawn according to actual size, and are stated in advance. The following embodiments will further describe the related technical content of the present invention in detail, but the disclosed content is not intended to limit the protection scope of the present invention. In addition, it should be understood that although terms such as “first”, “second”, and “third” may be used herein to describe various elements, these elements should not be limited by these terms. These terms are mainly used to distinguish one element from another. In addition, the term "or" used in this document may include any one or a combination of more of the associated listed items depending on the actual situation. In addition, the term "or" used in this document may include any one or a combination of more of the associated listed items depending on the actual situation.

[第一實施例] [First Embodiment]

首先,請參閱圖1所示,圖1為本發明旋轉電機的立體組合示意圖。本發明實施例提供一種旋轉電機U及其轉子組件RA,轉子組件RA可應用於旋轉電機U上,即,一種馬達(motor)及應用在馬達上的轉子。旋轉電機U可包括轉子組件RA及定子組件SA,且轉子組件RA可對應於定子組件SA設置,以使得轉子組件RA能相對於定子組件SA轉動,且在轉子組件RA的轉動過程中帶動轉軸1同時轉動。 First, please refer to FIG. 1, which is a schematic diagram of a three-dimensional assembly of a rotating electric machine of the present invention. The embodiment of the present invention provides a rotating electric machine U and a rotor assembly RA thereof. The rotor assembly RA can be applied to the rotating electric machine U, that is, a motor and a rotor applied to the motor. The rotating electric machine U may include a rotor assembly RA and a stator assembly SA, and the rotor assembly RA may be arranged corresponding to the stator assembly SA, so that the rotor assembly RA can rotate relative to the stator assembly SA, and drive the rotating shaft 1 during the rotation of the rotor assembly RA Rotate at the same time.

承上述,請復參閱圖1所示,並請一併參閱圖2及圖3所示,圖2及圖3分別為本發明第一實施例的轉子組件的立體組合示意圖。旋轉電機U的轉子組件RA包括一轉軸1、一轉子本體2、一第一端蓋3以及一第二端蓋4,然本發明不以轉軸1的設置與否為限制。此外,定子組件SA包括一定子6以及多個設置在定子6上的線圈7。 In view of the above, please refer to FIG. 1 again, and also refer to FIGS. 2 and 3 together. FIGS. 2 and 3 are respectively a three-dimensional assembly diagram of the rotor assembly according to the first embodiment of the present invention. The rotor assembly RA of the rotating electric machine U includes a rotating shaft 1, a rotor body 2, a first end cover 3, and a second end cover 4. However, the present invention is not limited by the arrangement of the rotating shaft 1 or not. In addition, the stator assembly SA includes a stator 6 and a plurality of coils 7 arranged on the stator 6.

接著,請復參閱圖1至圖3所示,並請一併參閱圖4及圖5所示,圖4及圖5分別為本發明第一實施例的轉子組件的立體分解示意圖。轉軸1可定義有一中心軸線A,轉子組件RA能相對於定子組件SA沿著一旋轉方向轉動,例如一第一旋轉方向R1(例如逆時針)或一第二旋轉方向R2(例如順時針)轉動,且第一旋轉方向R1與第二旋轉方向R2相異。此外,轉子組件RA還進一步包括一設置在多個磁性元件5,多個磁性元件5設置在轉子本體2上,呈V字形排列,且每一磁性元件5為矩形。另外,需特別說明的是,為了容易呈現本案結構特徵,在第一實施例中,磁性元件5僅在圖4及圖5中示出,且本發明也不限制磁性元件5必須如圖4及圖5般的排列方式,本領域技術人員當能理解設置在轉子本體2上的磁性元件5的配置方式。 Next, please refer to FIGS. 1 to 3 again, and also to FIGS. 4 and 5 together. FIGS. 4 and 5 are respectively a three-dimensional exploded schematic view of the rotor assembly according to the first embodiment of the present invention. The rotating shaft 1 can define a central axis A, and the rotor assembly RA can rotate in a rotation direction relative to the stator assembly SA, such as a first rotation direction R1 (for example, counterclockwise) or a second rotation direction R2 (for example, clockwise) , And the first rotation direction R1 is different from the second rotation direction R2. In addition, the rotor assembly RA further includes a plurality of magnetic elements 5 arranged on the rotor body 2 and arranged in a V shape, and each magnetic element 5 is rectangular. In addition, it should be particularly noted that in order to easily present the structural features of the present case, in the first embodiment, the magnetic element 5 is only shown in FIGS. 4 and 5, and the present invention does not limit the magnetic element 5 to be shown in FIGS. 4 and 5 With the arrangement like FIG. 5, those skilled in the art should understand the arrangement of the magnetic element 5 provided on the rotor body 2.

承上述,轉子本體2設置在轉軸1上,轉子本體2包括一本體部21、一連接於本體部21的其中一端的第一端部22、一連接於本體部21的另外一端的第二端部23以及多個沿著轉子本體2的軸向方向(例如Z軸方向)且貫穿 第一端部22、本體部21及第二端部23的導流通孔20。換句話說,導流通孔20可沿著中心軸線A的軸向方向而完全貫穿轉子本體2。藉此,一氣流可通過導流通孔20而提高轉子組件RA的散熱效率。 In view of the above, the rotor body 2 is disposed on the rotating shaft 1. The rotor body 2 includes a body portion 21, a first end portion 22 connected to one end of the body portion 21, and a second end portion connected to the other end of the body portion 21. The portion 23 and the plurality of parts extend along the axial direction of the rotor body 2 (for example, the Z-axis direction) and penetrate therethrough The first end 22, the main body 21, and the second end 23 have the flow-conducting holes 20. In other words, the flow-guiding hole 20 can completely penetrate the rotor body 2 along the axial direction of the central axis A. In this way, an air flow can pass through the guide holes 20 to improve the heat dissipation efficiency of the rotor assembly RA.

承上述,第一端蓋3設置在轉軸1上且對應於第一端部22,在其中一實施方式中,第一端蓋3可抵靠在第一端部22上。此外,在轉子組件RA的轉動過程中能同時帶動轉軸1以及設置在轉軸1上的第一端蓋3同時轉動。進一步來說,第一端蓋3包括一第一蓋本體31、多個設置在第一蓋本體31上的第一導流結構32以及多個貫穿第一蓋本體31的第一開孔33。多個第一導流結構32分別對應於相對應的第一開孔33。此外,舉例來說,多個第一開孔33可分別對應於相對應的導流通孔20,然本發明不以此為限。以本發明而言,多個第一導流結構32可鄰近於第一開孔33,且第一開孔33連通於導流通孔20,以使得氣流可通過第一開孔33以及導流通孔20。另外,值得說明的是,在其他實施方式中,第一端蓋3也可以直接設置在第一端部22上,而不設置在轉軸1上。 In view of the above, the first end cover 3 is disposed on the rotating shaft 1 and corresponds to the first end 22. In one of the embodiments, the first end cover 3 can abut on the first end 22. In addition, during the rotation of the rotor assembly RA, the rotating shaft 1 and the first end cover 3 provided on the rotating shaft 1 can be driven to rotate at the same time. Furthermore, the first end cover 3 includes a first cover body 31, a plurality of first flow guiding structures 32 disposed on the first cover body 31, and a plurality of first openings 33 penetrating the first cover body 31. The plurality of first flow guiding structures 32 respectively correspond to the corresponding first openings 33. In addition, for example, the plurality of first openings 33 may respectively correspond to the corresponding flow-conducting holes 20, but the present invention is not limited thereto. According to the present invention, the plurality of first air guiding structures 32 may be adjacent to the first opening 33, and the first opening 33 is connected to the guiding and circulating hole 20, so that the airflow can pass through the first opening 33 and the guiding and circulating hole. 20. In addition, it is worth noting that in other embodiments, the first end cap 3 may also be directly disposed on the first end 22 instead of the rotating shaft 1.

承上述,第二端蓋4設置在轉軸1上且對應於第二端部23,在其中一實施方式中,第二端蓋4可抵靠在第二端部23上。此外,在轉子組件RA的轉動過程中能同時帶動轉軸1以及設置在轉軸1上的第二端蓋4同時轉動。進一步來說,第二端蓋4包括一第二蓋本體41、多個設置在第二蓋本體41上的第二導流結構42以及多個貫穿第二蓋本體41的第二開孔43。多個第二導流結構42分別對應於相對應的第二開孔43。此外,舉例來說,多個第二開孔43可分別對應於相對應的導流通孔20,然本發明不以此為限。以本發明而言,多個第二導流結構42可鄰近於第二開孔43,且第二開孔43連通於導流通孔,以使得氣流可通過第二開孔43以及導流通孔20。另外,值得說明的是,在其他實施方式中,第二端蓋4也可以直接設置在第二端部23上,而不設置在轉軸1上。 In view of the above, the second end cover 4 is disposed on the rotating shaft 1 and corresponds to the second end 23. In one of the embodiments, the second end cover 4 can abut on the second end 23. In addition, during the rotation of the rotor assembly RA, the rotating shaft 1 and the second end cover 4 provided on the rotating shaft 1 can be simultaneously rotated. Furthermore, the second end cover 4 includes a second cover body 41, a plurality of second flow guiding structures 42 provided on the second cover body 41, and a plurality of second openings 43 penetrating the second cover body 41. The plurality of second flow guiding structures 42 respectively correspond to the corresponding second openings 43. In addition, for example, the plurality of second openings 43 may respectively correspond to the corresponding flow-through holes 20, but the present invention is not limited thereto. According to the present invention, the plurality of second flow guiding structures 42 may be adjacent to the second opening 43, and the second opening 43 is connected to the guiding and circulating hole, so that the airflow can pass through the second opening 43 and the guiding and circulating hole 20 . In addition, it is worth noting that in other embodiments, the second end cover 4 may also be directly disposed on the second end portion 23 instead of the rotating shaft 1.

接著,請復參閱圖4及圖5所示,舉例來說,在其中一實施方式中,多個導流通孔20環繞於中心軸線A且呈間隔排列設置,多個第一開孔33環繞於中心軸線A且呈間隔排列設置,多個第二開孔43環繞於中心軸線A且呈間隔排列設置。換句話說,多個第一開孔33、多個第二開孔43及多個導流通孔20可相對於中心軸線A而呈輻射狀的分佈在第一端蓋3、第二端蓋4及轉子本體2上。然而,須說明的是,在其他實施方式中,多個第一開孔33、多個第二開孔43及多個導流通孔20也可以其他排列方進行排列,本發明不以上述所舉的例子為限制。 Next, please refer to FIGS. 4 and 5 again. For example, in one of the embodiments, a plurality of guide holes 20 surround the central axis A and are arranged at intervals, and a plurality of first openings 33 surround The central axis A is arranged in an interval, and the plurality of second openings 43 surround the central axis A and are arranged in an interval. In other words, the plurality of first openings 33, the plurality of second openings 43, and the plurality of flow-conducting holes 20 can be radially distributed on the first end cover 3 and the second end cover 4 with respect to the central axis A. And the rotor body 2. However, it should be noted that in other embodiments, the plurality of first openings 33, the plurality of second openings 43, and the plurality of flow-through holes 20 can also be arranged in other arrangements, and the present invention does not use the above-mentioned The examples are restrictions.

藉此,第一開孔33分別通過相對應的導流通孔20而連通於相對應的第二開孔43,以形成一氣體流道。換句話說,以本發明而言,氣體流道可由第一開孔33、第二開孔43及導流通孔20所形成,且氣流可由第一開孔流經導流通孔20而流動至第二開孔43,或者是氣流可由第二開孔流經導流通孔20而流動至第一開孔33。也就是說,當轉子組件RA相對於中心軸線A沿著一旋轉方向轉動時,第一導流結構32及/或第二導流結構42能導引一氣流在多個導流通孔20中流動。 Thereby, the first openings 33 are respectively communicated with the corresponding second openings 43 through the corresponding flow-through holes 20 to form a gas flow channel. In other words, according to the present invention, the gas flow channel can be formed by the first opening 33, the second opening 43, and the guiding and communicating hole 20, and the gas flow can flow from the first opening through the guiding and communicating hole 20 to the first opening. The two openings 43, or the air flow can flow through the flow guide hole 20 through the second opening to flow to the first opening 33. That is to say, when the rotor assembly RA rotates along a rotation direction relative to the central axis A, the first flow guiding structure 32 and/or the second flow guiding structure 42 can guide an airflow to flow in the plurality of guiding holes 20 .

接著,請復參閱圖1至圖5所示,並請一併參閱圖6及圖7所示,圖6及圖7分別為圖2的VI-VI剖面的立體剖面的示意圖。當轉子組件RA沿著一第一旋轉方向R1轉動時,第一導流結構32能將一第一氣流導引至第一開孔33,且第一氣流能通過氣體流道而流動至第二開孔43。此外,當轉子組件RA沿著一第二旋轉方向R2轉動時,第二導流結構42能將一第二氣流導引至第二開孔43,且第二氣流能通過導流通孔20而流動至第一開孔33。換句話說,本發明能利用第一導流結構32及/或第二導流結構42聚集氣流,並將氣流導引至第一開孔33及/或第二開孔43中,且氣流能由第二開孔43及/或第一開孔33流出。 Next, please refer to FIGS. 1 to 5 again, and also refer to FIGS. 6 and 7 together. FIGS. 6 and 7 are schematic diagrams of the three-dimensional cross-section of the VI-VI cross-section of FIG. 2 respectively. When the rotor assembly RA rotates along a first rotation direction R1, the first flow guiding structure 32 can guide a first airflow to the first opening 33, and the first airflow can flow to the second through the gas flow channel. Opening 43. In addition, when the rotor assembly RA rotates along a second rotation direction R2, the second flow guiding structure 42 can guide a second airflow to the second opening 43, and the second airflow can flow through the guiding and circulating holes 20 To the first opening 33. In other words, the present invention can use the first guide structure 32 and/or the second guide structure 42 to gather the airflow and guide the airflow to the first opening 33 and/or the second opening 43, and the airflow can It flows out from the second opening 43 and/or the first opening 33.

承上述,以本發明第一實施例而言,第一端蓋3還可進一步包括一連接於第一蓋本體31的第一環繞側壁34,第一蓋本體31、第一環繞側壁34與第一端部22之間具有一第一集流空間30。第二端蓋4還可進一步包括一連接於第二蓋本體41的第二環繞側壁44,第二蓋本體41、第二環繞側壁44與第二端部23之間具有一第二集流空間40。此外,在其中一實施方式中,第一端蓋3的第一環繞側壁34可抵靠在第一端部22上,第二端蓋4的第二環繞側壁44可抵靠在第二端部23上,以分別形成第一集流空間30及第二集流空間40。此外,舉例來說,當轉子本體2具有第一集流空間30及第二集流空間40時,多個第一開孔33可不用對應於相對應的導流通孔20,且多個第二開孔43可不用對應於相對應的導流通孔20,而是利用第一集流空間30及第二集流空間40將氣流導引至導流通孔20中。 In view of the above, in the first embodiment of the present invention, the first end cover 3 may further include a first surrounding side wall 34 connected to the first cover body 31, the first cover body 31, the first surrounding side wall 34, and the first surrounding side wall 34. There is a first collecting space 30 between one end 22. The second end cover 4 may further include a second surrounding side wall 44 connected to the second cover body 41, and a second collecting space is formed between the second cover body 41, the second surrounding side wall 44 and the second end 23 40. In addition, in one of the embodiments, the first surrounding side wall 34 of the first end cover 3 can abut against the first end 22, and the second surrounding side wall 44 of the second end cover 4 can abut against the second end. 23 to form a first collecting space 30 and a second collecting space 40 respectively. In addition, for example, when the rotor body 2 has the first collecting space 30 and the second collecting space 40, the plurality of first openings 33 may not correspond to the corresponding flow-conducting holes 20, and the plurality of second The opening 43 may not correspond to the corresponding guiding and circulating hole 20, but the first collecting space 30 and the second collecting space 40 are used to guide the airflow into the guiding and circulating hole 20.

藉此,以第一實施例而言,當轉子組件RA沿著一第一旋轉方向R1轉動時,第一導流結構32能將一第一氣流導引至第一開孔33,接著第一氣流可被導引至第一集流空間30中,且第一氣流能通過導流通孔20而流動至第二集流空間40,接著第一氣流能再通過第二開孔43而流出,以提升轉子組件RA的散熱效率。此外,當轉子組件RA沿著一第二旋轉方向R2轉動時,第二導流結構42能將一第二氣流導引至第二開孔43,接著第二氣流可被導引至第二集流空間40中,且第二氣流能通過導流通孔20而流動至第一集流空間30,接著第二氣流能再通過第一開孔33而流出,以提升轉子組件RA的散熱效率。 Therefore, in the first embodiment, when the rotor assembly RA rotates along a first rotation direction R1, the first airflow guiding structure 32 can guide a first airflow to the first opening 33, and then the first airflow The airflow can be guided into the first collecting space 30, and the first airflow can flow to the second collecting space 40 through the guiding holes 20, and then the first airflow can flow out through the second opening 43 to Improve the heat dissipation efficiency of the rotor assembly RA. In addition, when the rotor assembly RA rotates along a second rotation direction R2, the second airflow guiding structure 42 can guide a second airflow to the second opening 43, and then the second airflow can be guided to the second set. In the flow space 40, the second airflow can flow to the first collecting space 30 through the guide holes 20, and then the second airflow can flow out through the first opening 33 to improve the heat dissipation efficiency of the rotor assembly RA.

進一步來說,以本發明第一實施例而言,第一導流結構32及第二導流結構42為一呈平板狀的板體。第一導流結構32及第二導流結構42分別具有一長度方向、一寬度方向以及一厚度方向,第一導流結構32及第二導流結構42的長度方向及厚度方向垂直於中心軸線A的延伸方向,且第一導流結構32及第二導流結構42的寬度方向平行於中心軸線A的延伸方向。進一步來說, 以本發明第一實施例而言,第一導流結構32在第一蓋本體31上的垂直投影與第一開孔33沒有重疊,且第二導流結構42在第二蓋本體41上的垂直投影與第二開孔43沒有重疊,然本發明不以此為限。 Furthermore, in the first embodiment of the present invention, the first flow guiding structure 32 and the second flow guiding structure 42 are a flat plate. The first flow guiding structure 32 and the second flow guiding structure 42 respectively have a length direction, a width direction and a thickness direction. The length direction and the thickness direction of the first flow guiding structure 32 and the second flow guiding structure 42 are perpendicular to the central axis The extending direction of A, and the width direction of the first air guiding structure 32 and the second air guiding structure 42 are parallel to the extending direction of the central axis A. Furthermore, According to the first embodiment of the present invention, the vertical projection of the first diversion structure 32 on the first cover body 31 does not overlap with the first opening 33, and the second diversion structure 42 is on the second cover body 41. The vertical projection does not overlap with the second opening 43, but the present invention is not limited thereto.

承上述,須說明的是,在其他實施方式中,第一導流結構32及第二導流結構42的寬度方向也可以是相對於中心軸線A傾斜,而使得第一導流結構32及第二導流結構42分別相對於第一蓋本體31及第二蓋本體41傾斜設置。換句話說,呈平板狀的板體的第一導流結構32及第二導流結構42也可以分別相對於第一蓋本體31及第二蓋本體41呈傾斜設置。藉此,第一導流結構32在第一蓋本體31上的垂直投影與第一開孔33至少部分重疊,且第二導流結構42在第二蓋本體41上的垂直投影與第二開孔43至少部分重疊。 In view of the above, it should be noted that, in other embodiments, the width direction of the first flow guiding structure 32 and the second flow guiding structure 42 may also be inclined with respect to the central axis A, so that the first flow guiding structure 32 and the second flow guiding structure 32 The two flow guiding structures 42 are respectively arranged obliquely with respect to the first cover body 31 and the second cover body 41. In other words, the first air guiding structure 32 and the second air guiding structure 42 of a flat plate body can also be arranged obliquely with respect to the first cover body 31 and the second cover body 41, respectively. Thereby, the vertical projection of the first air guiding structure 32 on the first cover body 31 at least partially overlaps the first opening 33, and the vertical projection of the second air guiding structure 42 on the second cover body 41 is the same as the second opening. The holes 43 overlap at least partially.

[第二實施例] [Second Embodiment]

首先,請參閱圖8至圖10所示,圖8為本發明第二實施例的轉子組件的立體組合示意圖,圖9及圖10分別為本發明第二實施例的轉子組件的立體分解示意圖。本發明第二實施例提供一種旋轉電機U及其轉子組件RA,由圖9及圖10與圖4及圖5的比較可知,第二實施例與第一實施例之間最大的差別在於:第二實施例所提供的第一端蓋3及第二端蓋4的型態與第一實施例所提供的第一端蓋3及第二端蓋4的型態不同。另外,須說明的是,第二實施例所提供的旋轉電機U的其他構件及結構都與前述實施例相仿,在此不再贅述。 First, please refer to FIGS. 8-10. FIG. 8 is a three-dimensional assembly diagram of a rotor assembly according to a second embodiment of the present invention. FIGS. 9 and 10 are respectively a three-dimensional exploded diagram of a rotor assembly according to the second embodiment of the present invention. The second embodiment of the present invention provides a rotating electric machine U and its rotor assembly RA. From the comparison of Figs. 9 and 10 with Figs. 4 and 5, it can be seen that the biggest difference between the second embodiment and the first embodiment is: The types of the first end cap 3 and the second end cap 4 provided in the second embodiment are different from the types of the first end cap 3 and the second end cap 4 provided in the first embodiment. In addition, it should be noted that the other components and structures of the rotating electric machine U provided in the second embodiment are similar to those in the foregoing embodiment, and will not be repeated here.

承上述,以本發明第二實施例而言,第一導流結構32及第二導流結構42為一殼體,第一導流結構32與第一蓋本體31之間能形成一第三開孔35,且第二導流結構42與第二蓋本體41之間能形成一第四開孔45。換句話說,第一開孔33及第二開孔43分別為貫穿第一蓋本體31及第二蓋本體41所形成,第三開孔35則形成在第一導流結構32與第一蓋本體31之間,且第四開孔45則形成在第二導流結構42與第二蓋本體41之間。此外,值得說明的是,舉例來 說,在第二實施例中,第一導流結構32及第二導流結構42為一呈圓弧狀的殼體,然本發明不以此為限。藉此,第一導流結構32在第一蓋本體31上的垂直投影與第一開孔33至少部分重疊,且第二導流結構42在第二蓋本體41上的垂直投影與第二開孔43至少部分重疊。 In view of the above, in the second embodiment of the present invention, the first diversion structure 32 and the second diversion structure 42 are a shell, and a third diversion structure 32 and the first cover body 31 can form a third A hole 35 is opened, and a fourth hole 45 can be formed between the second flow guiding structure 42 and the second cover body 41. In other words, the first opening 33 and the second opening 43 are formed through the first cover body 31 and the second cover body 41, respectively, and the third opening 35 is formed in the first flow guiding structure 32 and the first cover. Between the bodies 31 and the fourth opening 45 is formed between the second flow guiding structure 42 and the second cover body 41. In addition, it is worth noting that, for example, That is to say, in the second embodiment, the first flow guiding structure 32 and the second flow guiding structure 42 are an arc-shaped shell, but the present invention is not limited to this. Thereby, the vertical projection of the first air guiding structure 32 on the first cover body 31 at least partially overlaps the first opening 33, and the vertical projection of the second air guiding structure 42 on the second cover body 41 is the same as the second opening. The holes 43 overlap at least partially.

承上述,呈圓弧狀的第一導流結構32的其中一個側邊具有第三開孔35,且第三開孔35鄰近於第一開孔33,呈圓弧狀的第二導流結構42的其中一個側邊具有第四開孔45,且第四開孔45鄰近於第二開孔43。第一開孔33與第二開孔43彼此連通,且第三開孔35與第四開孔45彼此連通。此外,舉例來說,轉子組件能沿著一旋轉方向(第一旋轉方向R1或第二旋轉方向R2)轉動,第三開孔35的開口方向與旋轉方向相同或相異,第四開孔45的開口方向與旋轉方向相同或相異。 In view of the above, one side of the arc-shaped first diversion structure 32 has a third opening 35, and the third opening 35 is adjacent to the first opening 33, and the arc-shaped second diversion structure is One side of 42 has a fourth opening 45, and the fourth opening 45 is adjacent to the second opening 43. The first opening 33 and the second opening 43 communicate with each other, and the third opening 35 and the fourth opening 45 communicate with each other. In addition, for example, the rotor assembly can rotate along a rotation direction (the first rotation direction R1 or the second rotation direction R2), the opening direction of the third opening 35 is the same or different from the rotation direction, and the fourth opening 45 The opening direction is the same or different from the rotation direction.

此外,以第二實施例而言,多個第一導流結構32呈間隔設置,且相鄰的兩個第一開孔33中的其中一個第一開孔33具有相對應的第一導流結構32以形成一第三開孔35,而相鄰的兩個第一開孔33中的另外一個第一開孔33則不具有用於形成第三開孔35的相對應的第一導流結構32。此外,多個第二導流結構42呈間隔設置,且相鄰的兩個第二開孔43中的其中一個第二開孔43具有相對應的第二導流結構42以形成一第四開孔45,而相鄰的兩個第二開孔43中的另外一個第二開孔43則不具有用於形成第四開孔45的相對應的第二導流結構42。進一步來說,以第二實施例而言,相鄰的兩個第三開孔35的開口方向彼此相同,且相鄰的兩個第四開孔45的開口方向彼此相同,然本發明不以此為限。 In addition, in the second embodiment, the plurality of first diversion structures 32 are arranged at intervals, and one of the two adjacent first openings 33 has a corresponding first diversion structure. The structure 32 forms a third opening 35, and the other first opening 33 of the two adjacent first openings 33 does not have a corresponding first diversion for forming the third opening 35 Structure 32. In addition, the plurality of second flow guiding structures 42 are arranged at intervals, and one of the two adjacent second openings 43 has a corresponding second flow guiding structure 42 to form a fourth opening. The second opening 43 of the two adjacent second openings 43 does not have the corresponding second flow guiding structure 42 for forming the fourth opening 45. Furthermore, in the second embodiment, the opening directions of two adjacent third openings 35 are the same as each other, and the opening directions of two adjacent fourth openings 45 are the same as each other, but the present invention does not This is limited.

承上述,以第二實施例而言,多個導流通孔20中的其中一個導流通孔20的其中一側具有相對應的第一導流結構32(例如第一端蓋3側),且另外一側則不具有第一導流結構32(例如第二端蓋4側)。此外,多個導流通孔20 中的其中一個導流通孔20的其中一側不具有第一導流結構32(例如第一端蓋3側),且另外一側具有相對應的第一導流結構32(例如第二端蓋4側)。 In accordance with the above, in the second embodiment, one side of the flow guiding hole 20 of the plurality of flow guiding holes 20 has a corresponding first flow guiding structure 32 (for example, the side of the first end cover 3), and The other side does not have the first flow guiding structure 32 (for example, the second end cover 4 side). In addition, a plurality of flow-through holes 20 One side of one of the guiding holes 20 does not have the first guiding structure 32 (for example, the first end cover 3 side), and the other side has a corresponding first guiding structure 32 (for example, the second end cover 4 sides).

藉此,以第二實施例而言,當轉子組件RA沿著一旋轉方向(例如第一旋轉方向R1)轉動時,第一導流結構32能將一第一氣流導引至第三開孔35,接著第一氣流可流動至第一開孔33,且第一氣流能通過導流通孔20而流動至第二開孔43,並由第二開孔43流出。此外,當轉子組件RA沿著一旋轉方向(例如第一旋轉方向R1)轉動時,第二導流結構42也能將一第二氣流導引至第四開孔45,接著第二氣流可流動至第二開孔43,且第二氣流能通過氣體流道而流動至第一開孔33,並由第一開孔33流出。 Therefore, in the second embodiment, when the rotor assembly RA rotates along a rotation direction (for example, the first rotation direction R1), the first air guiding structure 32 can guide a first airflow to the third opening. 35. Then, the first airflow can flow to the first opening 33, and the first airflow can flow to the second opening 43 through the flow guide hole 20, and then flow out from the second opening 43. In addition, when the rotor assembly RA rotates in a rotation direction (for example, the first rotation direction R1), the second air guiding structure 42 can also guide a second airflow to the fourth opening 45, and then the second airflow can flow To the second opening 43, and the second gas flow can flow to the first opening 33 through the gas flow channel and flow out from the first opening 33.

[第三實施例] [Third Embodiment]

首先,請參閱圖11及圖12所示,圖11及圖12分別為本發明第三實施例的轉子組件的立體分解示意圖。本發明第三實施例提供一種旋轉電機U及其轉子組件RA,由圖11及圖12與圖9及圖10的比較可知,第三實施例與第二實施例之間最大的差別在於:第三實施例所提供的第一端蓋3及第二端蓋4的型態與第二實施例所提供的第一端蓋3及第二端蓋4的型態不同。另外,須說明的是,第三實施例所提供的旋轉電機U的其他構件及結構都與前述實施例相仿,在此不再贅述。 First, please refer to FIGS. 11 and 12. FIGS. 11 and 12 are respectively a three-dimensional exploded schematic view of a rotor assembly according to a third embodiment of the present invention. The third embodiment of the present invention provides a rotating electric machine U and its rotor assembly RA. It can be seen from the comparison of FIGS. 11 and 12 with FIGS. 9 and 10 that the biggest difference between the third embodiment and the second embodiment is: The types of the first end cap 3 and the second end cap 4 provided in the third embodiment are different from the types of the first end cap 3 and the second end cap 4 provided in the second embodiment. In addition, it should be noted that the other components and structures of the rotating electric machine U provided in the third embodiment are similar to those in the foregoing embodiment, and will not be repeated here.

承上述,以本發明第三實施例而言,第一導流結構32及第二導流結構42為一殼體,第一導流結構32與第一蓋本體31之間能形成一第三開孔35,且第二導流結構42與第二蓋本體41之間能形成一第四開孔45。換句話說,第一開孔33及第二開孔43分別為貫穿第一蓋本體31及第二蓋本體41所形成,第三開孔35則形成在第一導流結構32與第一蓋本體31之間,且第四開孔45則形成在第二導流結構42與第二蓋本體41之間。此外,值得說明的是,舉例來說,在第三實施例中,第一導流結構32及第二導流結構42為一呈圓弧狀的殼 體,然本發明不以此為限。藉此,第一導流結構32在第一蓋本體31上的垂直投影與第一開孔33至少部分重疊,且第二導流結構42在第二蓋本體41上的垂直投影與第二開孔43至少部分重疊。 In view of the above, in the third embodiment of the present invention, the first diversion structure 32 and the second diversion structure 42 are a shell, and a third diversion structure 32 and the first cover body 31 can be formed between the first diversion structure 32 and the second diversion structure 42. A hole 35 is opened, and a fourth hole 45 can be formed between the second flow guiding structure 42 and the second cover body 41. In other words, the first opening 33 and the second opening 43 are formed through the first cover body 31 and the second cover body 41, respectively, and the third opening 35 is formed in the first flow guiding structure 32 and the first cover. Between the bodies 31 and the fourth opening 45 is formed between the second flow guiding structure 42 and the second cover body 41. In addition, it is worth noting that, for example, in the third embodiment, the first flow guiding structure 32 and the second flow guiding structure 42 are a shell shaped like an arc. However, the present invention is not limited to this. Thereby, the vertical projection of the first air guiding structure 32 on the first cover body 31 at least partially overlaps the first opening 33, and the vertical projection of the second air guiding structure 42 on the second cover body 41 is the same as the second opening. The holes 43 overlap at least partially.

此外,以第三實施例而言,相鄰的兩個第一開孔33中的其中一個第一開孔33具有相對應的第一導流結構32以形成一第三開孔35,而相鄰的兩個第一開孔33中的另外一個第一開孔33也具有相對應的第一導流結構32以形成一第三開孔35。此外,相鄰的兩個第二開孔43中的其中一個第二開孔43具有相對應的第二導流結構42以形成一第四開孔45,而相鄰的兩個第二開孔43中的另外一個第二開孔43具有相對應的第二導流結構42以形成一第四開孔45。舉例來說,以第三實施例而言,相鄰的兩個第一開孔33所分別對應的第一導流結構32的開口方向彼此相反,且相鄰的兩個第二開孔43所分別對應的第二導流結構42的開口方向彼此相反,也就是說,相鄰的兩個第一開孔33中的其中一個第一開孔33所對應的第三開孔35的開口方向與相鄰的兩個第一開孔33中的另外一個第一開孔33所對應的第三開孔35的開口方向彼此相反,且相鄰的兩個第二開孔43中的其中一個第二開孔43所對應的第四開孔45的開口方向與相鄰的兩個第二開孔43中的另外一個第二開孔43所對應的第四開孔45的開口方向彼此相反。 In addition, in the third embodiment, one of the first openings 33 of the two adjacent first openings 33 has a corresponding first flow guiding structure 32 to form a third opening 35. The other first opening 33 of the two adjacent first openings 33 also has a corresponding first flow guiding structure 32 to form a third opening 35. In addition, one of the two adjacent second openings 43 has a corresponding second flow guiding structure 42 to form a fourth opening 45, and the adjacent two second openings Another second opening 43 in 43 has a corresponding second flow guiding structure 42 to form a fourth opening 45. For example, in the third embodiment, the opening directions of the first flow guiding structure 32 corresponding to the two adjacent first openings 33 are opposite to each other, and the opening directions of the two adjacent second openings 43 are opposite to each other. The opening directions of the corresponding second flow guiding structures 42 are opposite to each other, that is, the opening direction of the third opening 35 corresponding to one of the two adjacent first openings 33 is the same as the opening direction of the third opening 33 corresponding to the first opening 33 of the two adjacent first openings 33. The opening directions of the third opening 35 corresponding to the other first opening 33 of the two adjacent first openings 33 are opposite to each other, and one of the two adjacent second openings 43 is second The opening direction of the fourth opening 45 corresponding to the opening 43 and the opening direction of the fourth opening 45 corresponding to the other second opening 43 of the two adjacent second openings 43 are opposite to each other.

承上述,以第三實施例而言,多個導流通孔20中的其中一個導流通孔20的其中一側具有相對應的第一導流結構32(例如第一端蓋3側),且另外一側也具有第一導流結構32(例如第二端蓋4側)。然而,須說明的是,以第三實施例而言,其中一個導流通孔20的其中一側所對應的第一導流結構32的開口方向與其中一個導流通孔20的另外一側所對應的第一導流結構32的開口方向不同。 In accordance with the above, in the third embodiment, one side of the flow guiding hole 20 of the plurality of flow guiding holes 20 has a corresponding first flow guiding structure 32 (for example, the side of the first end cover 3), and The other side also has a first flow guiding structure 32 (for example, the second end cover 4 side). However, it should be noted that, in the third embodiment, the opening direction of the first flow guiding structure 32 corresponding to one side of one of the flow-guiding holes 20 corresponds to the other side of one of the flow-guiding holes 20 The opening directions of the first flow guiding structure 32 are different.

藉此,以第三實施例而言,當轉子組件RA沿著一旋轉方向(例 如第一旋轉方向R1)轉動時,第一導流結構32能將一第一氣流導引至第三開孔35,接著第一氣流可流動至第一開孔33,且第一氣流能通過氣體流道而流動至第二開孔43,並由第四開孔45流出。此外,當轉子組件RA沿著一旋轉方向(例如第二旋轉方向R2)轉動時,第二導流結構42也能將一第二氣流導引至第三開孔35,接著第二氣流可流動至第一開孔33,且第二氣流能通過氣體流道而流動至第二開孔43,並由第四開孔45流出。 Therefore, in the third embodiment, when the rotor assembly RA is along a rotation direction (for example, For example, when the first rotation direction R1) rotates, the first airflow guiding structure 32 can guide a first airflow to the third opening 35, and then the first airflow can flow to the first opening 33, and the first airflow can pass through The gas flows through the second opening 43 and flows out through the fourth opening 45. In addition, when the rotor assembly RA rotates in a rotation direction (for example, the second rotation direction R2), the second air guiding structure 42 can also guide a second airflow to the third opening 35, and then the second airflow can flow To the first opening 33, and the second gas flow can flow to the second opening 43 through the gas flow channel, and flow out from the fourth opening 45.

[第四實施例] [Fourth Embodiment]

首先,請參閱圖13至圖15所示,圖13為本發明第四實施例的轉子組件的立體組合示意圖,圖14及圖15分別為本發明第四實施例的轉子組件的立體分解示意圖。本發明第四實施例提供一種旋轉電機U及其轉子組件RA,由圖14及圖15與圖4及圖5的比較可知,第四實施例與第一實施例之間最大的差別在於:第四實施例所提供的第一端蓋3及第二端蓋4的型態與第一實施例所提供的第一端蓋3及第二端蓋4的型態不同。另外,須說明的是,第四實施例所提供的旋轉電機U的其他構件及結構都與前述實施例相仿,在此不再贅述。 First, please refer to FIGS. 13 to 15. FIG. 13 is a perspective view of the assembly of a rotor assembly according to a fourth embodiment of the present invention, and FIGS. 14 and 15 are respectively a three-dimensional exploded schematic view of the rotor assembly of the fourth embodiment of the present invention. The fourth embodiment of the present invention provides a rotating electric machine U and its rotor assembly RA. From the comparison of Figs. 14 and 15 with Figs. 4 and 5, it can be seen that the biggest difference between the fourth embodiment and the first embodiment is: The types of the first end cap 3 and the second end cap 4 provided in the fourth embodiment are different from the types of the first end cap 3 and the second end cap 4 provided in the first embodiment. In addition, it should be noted that the other components and structures of the rotating electric machine U provided in the fourth embodiment are similar to those of the foregoing embodiment, and will not be repeated here.

承上述,以本發明第四實施例而言,第一導流結構32及第二導流結構42為一呈多邊形的形狀的殼體,呈多邊形的形狀的第一導流結構32的其中一個側邊具有第三開孔35,且第三開孔35鄰近於第一開孔33,呈多邊形的形狀的第二導流結構42的其中一個側邊具有第四開孔45,且第四開孔45鄰近於第二開孔43。此外,相鄰的兩個第三開孔35的開口方向彼此相同或彼此相異,且相鄰的兩個第四開孔45的開口方向彼此相同或彼此相異,本發明不以此為限。 In view of the foregoing, in the fourth embodiment of the present invention, the first diversion structure 32 and the second diversion structure 42 are a polygonal shaped housing, and one of the first diversion structures 32 is a polygonal shape. The side has a third opening 35, and the third opening 35 is adjacent to the first opening 33. One of the sides of the second flow guiding structure 42 having a polygonal shape has a fourth opening 45, and the fourth opening The hole 45 is adjacent to the second opening 43. In addition, the opening directions of two adjacent third openings 35 are the same or different from each other, and the opening directions of two adjacent fourth openings 45 are the same or different from each other, and the present invention is not limited thereto. .

[實施例的有益效果] [Beneficial effects of the embodiment]

本發明的其中一有益效果在於,本發明所提供的旋轉電機U及 其轉子組件RA,其能通過“當轉子組件RA沿著一旋轉方向轉動時,第一導流結構32及/或第二導流結構42能導引一氣流在多個導流通孔20中流動”的技術方案,以提升旋轉電機U的散熱效率。 One of the beneficial effects of the present invention is that the rotating electric machine U provided by the present invention and The rotor assembly RA can pass "when the rotor assembly RA rotates in a direction of rotation, the first guide structure 32 and/or the second guide structure 42 can guide an airflow to flow in the plurality of guide holes 20 "The technical solution to improve the heat dissipation efficiency of the rotating electric machine U."

更進一步來說,本發明能夠利用轉子組件RA所產生的動能,而使得氣流能夠通過第一導流結構32及/或第二導流結構42而導引至導流通孔20中,以提升旋轉電機U的散熱效率。 Furthermore, the present invention can utilize the kinetic energy generated by the rotor assembly RA, so that the airflow can be guided to the guide circulation hole 20 through the first guide structure 32 and/or the second guide structure 42 to enhance the rotation. The heat dissipation efficiency of the motor U.

更進一步來說,本發明能利用第一端蓋3及第二端蓋4分別設置在轉子本體2上,而避免磁性元件在在轉動過程中脫落。 Furthermore, in the present invention, the first end cover 3 and the second end cover 4 can be respectively arranged on the rotor body 2 to prevent the magnetic element from falling off during the rotation.

更進一步來說,本發明能利用第一集流空間30及第二集流空間40而使得第一端蓋3及第二端蓋4設置在轉子本體2上時,可以不用考慮第一開孔33及第二開孔43與導流通孔20之間的對位關係,也就是說,進入到第一開孔33中的氣流能匯流於第一集流空間30中,接著再流動至導流通孔20中。 Furthermore, the present invention can utilize the first collecting space 30 and the second collecting space 40 so that when the first end cover 3 and the second end cover 4 are arranged on the rotor body 2, the first opening can be ignored. 33 and the alignment relationship between the second opening 43 and the flow guide hole 20, that is, the air flow entering the first opening 33 can converge in the first collecting space 30, and then flow to the flow guide孔20中.

以上所公開的內容僅為本發明的優選可行實施例,並非因此侷限本發明的申請專利範圍,所以凡是運用本發明說明書及圖式內容所做的等效技術變化,均包含於本發明的申請專利範圍內。 The content disclosed above is only the preferred and feasible embodiments of the present invention, and does not limit the scope of the patent application of the present invention. Therefore, all equivalent technical changes made using the description and schematic content of the present invention are included in the application of the present invention. Within the scope of the patent.

RA:轉子組件 RA: Rotor assembly

1:轉軸 1: shaft

2:轉子本體 2: Rotor body

20:導流通孔 20: Guiding through holes

21:本體部 21: Body part

22:第一端部 22: first end

23:第二端部 23: second end

3:第一端蓋 3: The first end cover

31:第一蓋本體 31: The first cover body

32:第一導流結構 32: The first diversion structure

33:第一開孔 33: First opening

34:第一環繞側壁 34: The first surrounding side wall

4:第二端蓋 4: The second end cover

40:第二集流空間 40: Second Episode Space

41:第二蓋本體 41: The second cover body

42:第二導流結構 42: The second diversion structure

43:第二開孔 43: second opening

44:第二環繞側壁 44: second surrounding side wall

5:磁性元件 5: Magnetic components

Claims (10)

一種旋轉電機,其包括:一定子組件;以及一轉子組件,所述轉子組件對應於所述定子組件設置,所述轉子組件包括一轉子本體、一第一端蓋以及一第二端蓋;其中,所述轉子本體包括多個沿著所述轉子本體的軸向方向貫穿的導流通孔;其中,所述第一端蓋對應於所述轉子本體的其中一端,所述第一端蓋包括一第一蓋本體以及多個設置在所述第一蓋本體上的第一導流結構;其中,所述第二端蓋對應於所述轉子本體的另外一端,所述第二端蓋包括一第二蓋本體以及多個設置在所述第二蓋本體上的第二導流結構;其中,當所述轉子組件沿著一旋轉方向轉動時,所述第一導流結構及/或所述第二導流結構能導引一氣流在多個所述導流通孔中流動;其中,所述第一導流結構及所述第二導流結構各為一殼體,所述第一端蓋還進一步包括多個貫穿所述第一蓋本體的第一開孔,所述第二端蓋還進一步包括多個貫穿所述第二蓋本體的第二開孔;其中,所述第一導流結構與所述第一蓋本體之間能形成一第三開孔,且所述第二導流結構與所述第二蓋本體之間能形成一第四開孔;其中,所述第一開孔與所述第二開孔彼此連通,所述第三開孔與所述第四開孔彼此連通。 A rotating electric machine includes: a stator assembly; and a rotor assembly, the rotor assembly is arranged corresponding to the stator assembly, the rotor assembly includes a rotor body, a first end cover and a second end cover; wherein The rotor body includes a plurality of flow-conducting holes penetrating along the axial direction of the rotor body; wherein, the first end cover corresponds to one end of the rotor body, and the first end cover includes a A first cover body and a plurality of first flow guiding structures arranged on the first cover body; wherein, the second end cover corresponds to the other end of the rotor body, and the second end cover includes a first Two cover bodies and a plurality of second air guiding structures arranged on the second cover body; wherein, when the rotor assembly rotates along a rotation direction, the first air guiding structure and/or the first air guiding structure The two guide structures can guide an airflow to flow in the plurality of guide holes; wherein, the first guide structure and the second guide structure are each a shell, and the first end cover is also It further includes a plurality of first openings penetrating through the first cover body, and the second end cover further includes a plurality of second openings penetrating through the second cover body; wherein, the first flow guiding structure A third opening can be formed between the first cover body, and a fourth opening can be formed between the second flow guiding structure and the second cover body; wherein, the first opening The second opening is in communication with each other, and the third opening and the fourth opening are in communication with each other. 如請求項1所述的旋轉電機,其中,所述第三開孔及所述第四開孔的開口方向與所述旋轉方向相同。 The rotating electric machine according to claim 1, wherein the opening directions of the third opening and the fourth opening are the same as the rotation direction. 如請求項1所述的旋轉電機,其中,所述第三開孔及所述第 四開孔的開口方向與所述旋轉方向相異。 The rotating electric machine according to claim 1, wherein the third opening and the first The opening direction of the four-opening hole is different from the rotation direction. 如請求項3所述的旋轉電機,其中,所述第一導流結構在所述第一蓋本體上的垂直投影與所述第一開孔至少部分重疊,且所述第二導流結構在所述第二蓋本體上的垂直投影與所述第二開孔至少部分重疊。 The rotating electric machine according to claim 3, wherein the vertical projection of the first air guiding structure on the first cover body at least partially overlaps the first opening, and the second air guiding structure is The vertical projection on the second cover body at least partially overlaps the second opening. 如請求項1所述的旋轉電機,其中,所述第一端蓋還進一步包括一連接於所述第一蓋本體的第一環繞側壁,所述第一蓋本體、所述第一環繞側壁與所述轉子本體的一第一端部之間具有一第一集流空間;其中,所述第二端蓋還進一步包括一連接於所述第二蓋本體的第二環繞側壁,所述第二蓋本體、所述第二環繞側壁與所述轉子本體的一第二端部之間具有一第二集流空間。 The rotating electric machine according to claim 1, wherein the first end cover further includes a first surrounding side wall connected to the first cover body, the first cover body, the first surrounding side wall and There is a first collecting space between a first end of the rotor body; wherein, the second end cover further includes a second surrounding side wall connected to the second cover body, the second There is a second collecting space between the cover body, the second surrounding side wall and a second end of the rotor body. 一種轉子組件,其包括:一轉子本體,所述轉子本體包括多個沿著所述轉子本體的軸向方向貫穿的導流通孔;一第一端蓋,所述第一端蓋對應於所述轉子本體的其中一端,所述第一端蓋包括一第一蓋本體以及多個設置在所述第一蓋本體上的第一導流結構;以及一第二端蓋,所述第二端蓋對應於所述轉子本體的另外一端,所述第二端蓋包括一第二蓋本體以及多個設置在所述第二蓋本體上的第二導流結構;其中,當所述轉子組件沿著一旋轉方向轉動時,所述第一導流結構及/或所述第二導流結構能導引一氣流在多個所述導流通孔中流動;其中,所述第一導流結構及所述第二導流結構為一殼體,所述第一端蓋還進一步包括多個貫穿所述第一蓋本體的第一開孔,所述第二端蓋還進一步包括多個貫穿所述第二蓋本 體的第二開孔;其中,所述第一導流結構與所述第一蓋本體之間能形成一第三開孔,且所述第二導流結構與所述第二蓋本體之間能形成一第四開孔;其中,所述第一開孔與所述第二開孔彼此連通,所述第三開孔與所述第四開孔彼此連通。 A rotor assembly, comprising: a rotor body, the rotor body including a plurality of flow holes penetrating along the axial direction of the rotor body; a first end cover, the first end cover corresponding to the One end of the rotor body, the first end cover includes a first cover body and a plurality of first flow guiding structures arranged on the first cover body; and a second end cover, the second end cover Corresponding to the other end of the rotor body, the second end cover includes a second cover body and a plurality of second flow guiding structures arranged on the second cover body; wherein, when the rotor assembly is along When rotating in a direction of rotation, the first diversion structure and/or the second diversion structure can guide an airflow to flow in the plurality of diversion holes; wherein, the first diversion structure and the The second flow guiding structure is a housing, the first end cover further includes a plurality of first openings penetrating through the first cover body, and the second end cover further includes a plurality of first openings penetrating through the first cover body. Ergaben The second opening of the body; wherein a third opening can be formed between the first flow guiding structure and the first cover body, and between the second flow guiding structure and the second cover body A fourth opening can be formed; wherein the first opening and the second opening are in communication with each other, and the third opening and the fourth opening are in communication with each other. 如請求項6所述的轉子組件,其中,所述第三開孔及所述第四開孔的開口方向與所述旋轉方向相同。 The rotor assembly according to claim 6, wherein the opening directions of the third opening and the fourth opening are the same as the rotation direction. 如請求項6所述的轉子組件,其中,所述第三開孔及所述第四開孔的開口方向與所述旋轉方向相異。 The rotor assembly according to claim 6, wherein the opening directions of the third opening and the fourth opening are different from the rotation direction. 如請求項8所述的轉子組件,其中,所述第一導流結構在所述第一蓋本體上的垂直投影與所述第一開孔至少部分重疊,且所述第二導流結構在所述第二蓋本體上的垂直投影與所述第二開孔至少部分重疊。 The rotor assembly according to claim 8, wherein the vertical projection of the first air guiding structure on the first cover body at least partially overlaps the first opening, and the second air guiding structure is The vertical projection on the second cover body at least partially overlaps the second opening. 一種轉子組件,其包括:一轉軸,所述轉軸定義有一中心軸線;一轉子本體,所述轉子本體設置在所述轉軸上,所述轉子本體包括一本體部、一連接於所述本體部的其中一端的第一端部、一連接於所述本體部的另外一端的第二端部以及多個沿著所述轉子本體的軸向方向且貫穿所述第一端部、所述本體部及所述第二端部的導流通孔;一第一端蓋,所述第一端蓋設置在所述轉軸上且對應於所述第一端部,所述第一端蓋包括一第一蓋本體、多個設置在所述第一蓋本體上的第一導流結構以及多個貫穿所述第一蓋本體的第一開孔,其中,多個所述第一導流結構分別對應於相對應的所述第一開孔;以及一第二端蓋,所述第二端蓋設置在所述轉軸上且對應於所述第二端部,所述第二端蓋包括一第二蓋本體、多個設置在 所述第二蓋本體上的第二導流結構以及多個貫穿所述第二蓋本體的第二開孔,其中,多個所述第二導流結構分別對應於相對應的所述第二開孔;其中,所述第一開孔通過所述導流通孔而連通於所述第二開孔,以形成一氣體流道;其中,所述第一導流結構及所述第二導流結構為一殼體,所述第一端蓋還進一步包括多個貫穿所述第一蓋本體的第一開孔,所述第二端蓋還進一步包括多個貫穿所述第二蓋本體的第二開孔;其中,所述第一導流結構與所述第一蓋本體之間能形成一第三開孔,且所述第二導流結構與所述第二蓋本體之間能形成一第四開孔;其中,所述第一開孔與所述第二開孔彼此連通,所述第三開孔與所述第四開孔彼此連通。 A rotor assembly, comprising: a rotating shaft, the rotating shaft defines a central axis; a rotor body, the rotor body is arranged on the rotating shaft, the rotor body includes a body part, a body connected to the body part One end of the first end, a second end connected to the other end of the body, and a plurality of along the axial direction of the rotor body and penetrate the first end, the body and The second end of the flow-conducting hole; a first end cover, the first end cover is provided on the shaft and corresponds to the first end, the first end cover includes a first cover Body, a plurality of first flow guiding structures arranged on the first cover body, and a plurality of first openings penetrating the first cover body, wherein the plurality of first flow guiding structures respectively correspond to phases Corresponding to the first opening; and a second end cover, the second end cover is disposed on the shaft and corresponds to the second end, the second end cover includes a second cover body , Multiple settings in The second flow guiding structure on the second cover body and a plurality of second openings penetrating the second cover body, wherein the plurality of second flow guiding structures respectively correspond to the corresponding second Opening; wherein, the first opening is communicated with the second opening through the flow-guiding hole to form a gas flow channel; wherein, the first flow guiding structure and the second flow guiding The structure is a housing, the first end cover further includes a plurality of first openings penetrating the first cover body, and the second end cover further includes a plurality of first openings penetrating the second cover body. Two openings; wherein a third opening can be formed between the first flow guiding structure and the first cover body, and a third opening can be formed between the second flow guiding structure and the second cover body The fourth opening; wherein the first opening and the second opening are in communication with each other, and the third opening and the fourth opening are in communication with each other.
TW109106127A 2020-02-26 2020-02-26 Electrical rotation machine and rotor assembly thereof TWI723785B (en)

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TWI677169B (en) * 2018-08-15 2019-11-11 東元電機股份有限公司 Partially shielding rotor assembly

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW200701607A (en) * 2005-06-24 2007-01-01 Tsun-Lirng Yang Rotating-impact ejecting-type cooled motor
US20120256504A1 (en) * 2009-03-11 2012-10-11 Nidec Motor Corporation Electric motor having fluid circulation system and methods for cooling an electric motor
US10038355B2 (en) * 2015-07-08 2018-07-31 Caterpillar Inc. Electric machine having rotor and stator cooling assembly
CN106992616A (en) * 2017-05-25 2017-07-28 广东威灵电机制造有限公司 Vibration damping rotor and motor
CN206948065U (en) * 2017-06-26 2018-01-30 重庆唯远实业有限公司 A kind of generator amature baffle plate
TWI677169B (en) * 2018-08-15 2019-11-11 東元電機股份有限公司 Partially shielding rotor assembly

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