TWI683061B - Fan module and electronic device - Google Patents
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Description
本發明是有關於一種風扇模組與電子裝置,且特別是有關於一種可調整扇葉數目的風扇模組與採用此風扇模組的電子裝置。The invention relates to a fan module and an electronic device, and in particular to a fan module with adjustable number of blades and an electronic device using the fan module.
一般來說,為了要降低電子裝置內的風扇模組所產生的噪音,除了降低風扇的轉速、改變扇葉的形狀之外,增加扇葉的數量也是最直接的方式。然而,增加扇葉的數量會使風量減少,而風量減少也代表散熱效率降低。因此,若為了降低噪音而選用扇葉較多的風扇,也代表犧牲部分散熱效能。此外,若選用多個風扇來提升散熱效能,則多個風扇之間的共振現象會產生另類的噪音,仍然無法解決噪音的問題。In general, in order to reduce the noise generated by the fan module in the electronic device, in addition to reducing the speed of the fan and changing the shape of the fan blade, increasing the number of fan blades is also the most direct way. However, increasing the number of blades will reduce the air volume, and the reduction in air volume also means that the cooling efficiency is reduced. Therefore, if a fan with many blades is used to reduce noise, it also means that some of the cooling performance is sacrificed. In addition, if multiple fans are used to improve the heat dissipation efficiency, the resonance phenomenon between the multiple fans will generate alternative noise, which still cannot solve the noise problem.
本發明提供一種可調整扇葉數目來達到降低風扇噪音或提升散熱效率的風扇模組。The present invention provides a fan module that can adjust the number of fan blades to reduce fan noise or improve heat dissipation efficiency.
本發明還提供一種電子裝置,其包括上述的風扇模組,可提供安靜模式或高效能模式。The invention also provides an electronic device including the fan module described above, which can provide a quiet mode or a high-efficiency mode.
本發明的風扇模組,其包括一第一風扇以及一第二風扇。第一風扇包括多個第一扇葉、多個第一組裝部以及多個第二組裝部。第二風扇與第一風扇同軸設置,且包括多個第二扇葉以及多個第三組裝部。當第二風扇的第三組裝部組裝於第一風扇的第一組裝部時,第一扇葉完全重疊於第二扇葉。當第二風扇的第三組裝部組裝於第一風扇的第二組裝部時,第一扇葉與第二扇葉交錯排列。The fan module of the present invention includes a first fan and a second fan. The first fan includes a plurality of first blades, a plurality of first assembly parts, and a plurality of second assembly parts. The second fan is arranged coaxially with the first fan, and includes a plurality of second blades and a plurality of third assembling parts. When the third assembly portion of the second fan is assembled to the first assembly portion of the first fan, the first blade completely overlaps the second blade. When the third assembly part of the second fan is assembled to the second assembly part of the first fan, the first fan blades and the second fan blades are staggered.
在本發明的一實施例中,上述的第一風扇的第一扇葉的數量等於第二風扇的第二扇葉的數量。In an embodiment of the invention, the number of the first fan blades of the first fan is equal to the number of the second fan blades of the second fan.
在本發明的一實施例中,上述的第一風扇的第一組裝部與第二組裝部交錯排列。In an embodiment of the invention, the first assembling portion and the second assembling portion of the first fan described above are staggered.
在本發明的一實施例中,上述當第一扇葉與第二扇葉交錯排列時,每一第一扇葉與相鄰的第二扇葉的夾角為180度除以第一扇葉的數量。In an embodiment of the present invention, when the first blade and the second blade are staggered, the angle between each first blade and the adjacent second blade is 180 degrees divided by the first blade Quantity.
在本發明的一實施例中,上述的第一組裝部以及第三組裝部其中的一者為凸點、凸塊或凸條,而第一組裝部以及第三組裝部其中的另一者為凹點、凹塊或凹槽,且第二組裝部的結構與第一組裝部的結構相同。In an embodiment of the invention, one of the first assembly part and the third assembly part is a bump, a bump or a convex strip, and the other one of the first assembly part and the third assembly part is The concave point, concave block or groove, and the structure of the second assembly part is the same as the structure of the first assembly part.
本發明的電子裝置,其包括一第一機體、一第二機體以及至少一風扇模組。第二機體樞接於第一機體,而風扇模組配置於第二機體內。風扇模組包括一第一風扇以及一第二風扇。第一風扇包括多個第一扇葉、多個第一組裝部以及多個第二組裝部。第二風扇與第一風扇同軸設置,且包括多個第二扇葉以及多個第三組裝部。當第二風扇的第三組裝部組裝於第一風扇的第一組裝部時,第一扇葉完全重疊於第二扇葉。當第二風扇的第三組裝部組裝於第一風扇的第二組裝部時,第一扇葉與第二扇葉交錯排列。The electronic device of the present invention includes a first body, a second body and at least one fan module. The second body is pivotally connected to the first body, and the fan module is disposed in the second body. The fan module includes a first fan and a second fan. The first fan includes a plurality of first blades, a plurality of first assembly parts, and a plurality of second assembly parts. The second fan is arranged coaxially with the first fan, and includes a plurality of second blades and a plurality of third assembling parts. When the third assembly portion of the second fan is assembled to the first assembly portion of the first fan, the first blade completely overlaps the second blade. When the third assembly part of the second fan is assembled to the second assembly part of the first fan, the first fan blades and the second fan blades are staggered.
在本發明的一實施例中,上述的第一風扇的第一扇葉的數量等於第二風扇的第二扇葉的數量。In an embodiment of the invention, the number of the first fan blades of the first fan is equal to the number of the second fan blades of the second fan.
在本發明的一實施例中,上述的第一風扇的第一組裝部與第二組裝部交錯排列。In an embodiment of the invention, the first assembling portion and the second assembling portion of the first fan described above are staggered.
在本發明的一實施例中,上述當第一扇葉與第二扇葉交錯排列時,每一第一扇葉與相鄰的第二扇葉的夾角為180度除以第一扇葉的數量。In an embodiment of the present invention, when the first blade and the second blade are staggered, the angle between each first blade and the adjacent second blade is 180 degrees divided by the first blade Quantity.
在本發明的一實施例中,上述第一組裝部以及第三組裝部其中的一者為凸點、凸塊或凸條,而第一組裝部以及第三組裝部其中的另一者為凹點、凹塊或凹槽,且第二組裝部的結構與第一組裝部的結構相同。In an embodiment of the invention, one of the first assembly part and the third assembly part is a bump, a bump or a convex strip, and the other one of the first assembly part and the third assembly part is a concave Point, concave block or groove, and the structure of the second assembly part is the same as the structure of the first assembly part.
基於上述,在本發明的風扇模組的設計中,第一風扇與第二風扇同軸設置,且第二風扇的第三組裝部可與第一風扇的第一組裝部或第二組裝部組裝。當第二風扇的第三組裝部組裝於第一風扇的第一組裝部時,第一扇葉完全重疊於第二扇葉,即整體的扇葉數量等於單一風扇的扇葉數量,可有效地提升風扇模組的散熱效率。當第二風扇的第三組裝部組裝於第一風扇的第二組裝部時,第一扇葉與第二扇葉交錯排列,即整體的扇葉數量多於單一風扇的扇葉數量,可有效地降低風扇噪音。簡言之,使用者可透過第一風扇與第二風扇的組裝方式,來調整扇葉的數量,而使採用本發明的風扇模組的電子裝置可提供使用者多種不同型態的使用模式。Based on the above, in the design of the fan module of the present invention, the first fan and the second fan are coaxially disposed, and the third assembly portion of the second fan can be assembled with the first assembly portion or the second assembly portion of the first fan. When the third assembling part of the second fan is assembled with the first assembling part of the first fan, the first blade completely overlaps with the second blade, that is, the total number of blades is equal to the number of blades of a single fan, which can effectively Improve the cooling efficiency of the fan module. When the third assembly part of the second fan is assembled to the second assembly part of the first fan, the first fan blades and the second fan blades are staggered, that is, the number of overall fan blades is greater than the number of single fan blades, which can be effective To reduce fan noise. In short, the user can adjust the number of fan blades through the assembly method of the first fan and the second fan, so that the electronic device using the fan module of the present invention can provide users with a variety of different usage modes.
為讓本發明的上述特徵和優點能更明顯易懂,下文特舉實施例,並配合所附圖式作詳細說明如下。In order to make the above-mentioned features and advantages of the present invention more obvious and understandable, the embodiments are specifically described below in conjunction with the accompanying drawings for detailed description as follows.
圖1繪示為本發明的一實施例的一種風扇模組的示意圖。圖2繪示為圖1的風扇模組於高效能模式下的示意圖。圖3繪示為圖1的風扇模組於安靜模式下的示意圖。請先參考圖1,在本實施例中,風扇模組100包括一第一風扇110以及一第二風扇120。第一風扇110包括多個第一扇葉112、多個第一組裝部114以及多個第二組裝部116。第二風扇120與第一風扇110同軸設置,且包括多個第二扇葉122以及多個第三組裝部124。此處,第二風扇120的外徑可略小於第一風扇110的外徑,以方便組裝。FIG. 1 is a schematic diagram of a fan module according to an embodiment of the invention. FIG. 2 is a schematic diagram of the fan module of FIG. 1 in a high-performance mode. FIG. 3 is a schematic diagram of the fan module of FIG. 1 in a quiet mode. Please refer to FIG. 1 first. In this embodiment, the
詳細來說,本實施例的第一風扇110的第一扇葉112的數量等於第二風扇120的第二扇葉122的數量,其中數量例如是6個,但並不以此為限。第一風扇110的第一組裝部114與第二組裝部116呈等間距交錯排列。此處,第一風扇110的第二組裝部116的結構與第一組裝部114的結構相同。如圖1與圖2所示,第一風扇110的第一組裝部114與第二組裝部116具體化為凹槽,而第二風扇120的第三組裝部124具體化為凸條,但並不以此為限。於其他實施例中,只要第一風扇110的第一組裝部114以及第二風扇120的第三組裝部124其中的一者為凸點、凸塊或凸條,而第一組裝部114以及第三組裝部124其中的另一者為凹點、凹塊或凹槽,皆屬於本發明所欲保護的範圍。In detail, the number of the
請同時參考圖1與圖2,當第二風扇120的第三組裝部124組裝於第一風扇110的第一組裝部114時,第一扇葉112完全重疊於第二扇葉122。也就是說,風扇模組100整體的扇葉數量等於第一風扇110的第一扇葉112的數量或第二風扇120的第二扇葉122的數量,例如是6個。如此一來,本實施例的風扇模組100可有效地提升風量來提高散熱效率,以提供使用者高效能模式。Please refer to FIGS. 1 and 2 at the same time. When the
請同時參考圖1與圖3,當第二風扇120的第三組裝部124組裝於第一風扇110的第二組裝部116時,第一扇葉112與第二扇葉122交錯排列。也就是說,風扇模組100整體的扇葉數量等於第一風扇110的第一扇葉112的數量加上第二風扇120的第二扇葉122的數量,例如是12個。此時,每一第一扇葉112與相鄰的第二扇葉122的夾角θ為180度除以第一扇葉112的數量,其中夾角θ例如為180度除以6等於30度,但並不以此為限。如此一來,本實施例的風扇模組100可有效地降低風扇噪音,以提供使用者安靜模式。1 and FIG. 3, when the
值得一提的是,本實施例可透過手動或自動控制的方式來變換第二風扇120的第三組裝部124是與第一風扇110的第一組裝部114組裝或與第二組裝部116組裝,藉此改變風扇模組100的整體扇葉數量,來達到降低風扇噪音或提升散熱效率的效果。It is worth mentioning that in this embodiment, the
圖4繪示為本發明的一實施例的一種電子裝置的示意圖。請參考圖4,本實施例的電子裝置10包括一第一機體200、一第二機體300以及至少一上述的風扇模組100。此處,電子裝置100例如是一電競筆記型電腦,第二機體300樞接於第一機體200,其中第一機體200例如是一顯示器,而第二機體300例如是一系統主機,但並不以此為限。電子裝置10可包括一個或多個風扇模組100,其中風扇模組100配置於第二機體300內,以對第二機體300內的電子元件進行散熱。4 is a schematic diagram of an electronic device according to an embodiment of the invention. Referring to FIG. 4, the
請同時參考圖3與圖4,當電子裝置10訴求為安靜的散熱模式時,風扇模組100的第二風扇120的第三組裝部124可組裝於第一風扇110的第二組裝部116,使風扇模組100整體的扇葉數量增加,來達到降低風扇噪音的效果。Please refer to FIGS. 3 and 4 at the same time. When the
請同時參考圖2與圖4,當電子裝置10訴求為高效能的模式時,風扇模組100的第二風扇120的第三組裝部124可組裝於第一風扇110的第一組裝部114,使風扇模組100整體的扇葉數量等於一個風扇的扇葉數量,來達到提升散熱效率的效果。Please refer to FIGS. 2 and 4 at the same time. When the
由於本實施例的風扇模組100可透過第一風扇110與第二風扇120的組裝方式來改變整體的扇葉數量,因此採用此風扇模組100的電子裝置可提供使用者多種不同型態的使用模式(即安靜模式與高效能模式)。Since the
綜上所述,在本發明的風扇模組的設計中,第一風扇與第二風扇同軸設置,且第二風扇的第三組裝部可與第一風扇的第一組裝部或第二組裝部組裝。當第二風扇的第三組裝部組裝於第一風扇的第一組裝部時,第一扇葉完全重疊於第二扇葉,即整體的扇葉數量等於單一風扇的扇葉數量,可有效地提升風扇模組的散熱效率。當第二風扇的第三組裝部組裝於第一風扇的第二組裝部時,第一扇葉與第二扇葉交錯排列,即整體的扇葉數量多於單一風扇的扇葉數量,可有效地降低風扇噪音。簡言之,使用者可透過第一風扇與第二風扇的組裝方式,來調整扇葉的數量,而使採用本發明的風扇模組的電子裝置可提供使用者多種不同型態的使用模式。In summary, in the design of the fan module of the present invention, the first fan and the second fan are coaxially arranged, and the third assembly portion of the second fan may be the first assembly portion or the second assembly portion of the first fan Assemble. When the third assembling part of the second fan is assembled with the first assembling part of the first fan, the first blade completely overlaps with the second blade, that is, the total number of blades is equal to the number of blades of a single fan, which can effectively Improve the cooling efficiency of the fan module. When the third assembly part of the second fan is assembled to the second assembly part of the first fan, the first fan blades and the second fan blades are staggered, that is, the number of overall fan blades is greater than the number of single fan blades, which can be effective To reduce fan noise. In short, the user can adjust the number of fan blades through the assembly method of the first fan and the second fan, so that the electronic device using the fan module of the present invention can provide users with a variety of different usage modes.
雖然本發明已以實施例揭露如上,然其並非用以限定本發明,任何所屬技術領域中具有通常知識者,在不脫離本發明的精神和範圍內,當可作些許的更動與潤飾,故本發明的保護範圍當視後附的申請專利範圍所界定者為準。Although the present invention has been disclosed as above with examples, it is not intended to limit the present invention. Any person with ordinary knowledge in the technical field can make some changes and modifications without departing from the spirit and scope of the present invention. The scope of protection of the present invention shall be subject to the scope defined in the appended patent application.
10‧‧‧電子裝置10‧‧‧Electronic device
100‧‧‧風扇模組100‧‧‧Fan module
110‧‧‧第一風扇110‧‧‧First fan
112‧‧‧第一扇葉112‧‧‧The first leaf
114‧‧‧第一組裝部114‧‧‧ First Assembly Department
116‧‧‧第二組裝部116‧‧‧Second Assembly Department
120‧‧‧第二風扇120‧‧‧second fan
122‧‧‧第二扇葉122‧‧‧The second blade
124‧‧‧第三組裝部124‧‧‧ Third Assembly Department
200‧‧‧第一機體200‧‧‧The first body
300‧‧‧第二機體300‧‧‧Second body
θ‧‧‧夾角θ‧‧‧ included angle
圖1繪示為本發明的一實施例的一種風扇模組的示意圖。 圖2繪示為圖1的風扇模組於高效能模式下的示意圖。 圖3繪示為圖1的風扇模組於安靜模式下的示意圖。 圖4繪示為本發明的一實施例的一種電子裝置的示意圖。FIG. 1 is a schematic diagram of a fan module according to an embodiment of the invention. FIG. 2 is a schematic diagram of the fan module of FIG. 1 in a high-performance mode. FIG. 3 is a schematic diagram of the fan module of FIG. 1 in a quiet mode. 4 is a schematic diagram of an electronic device according to an embodiment of the invention.
100‧‧‧風扇模組 100‧‧‧Fan module
110‧‧‧第一風扇 110‧‧‧First fan
112‧‧‧第一扇葉 112‧‧‧The first leaf
114‧‧‧第一組裝部 114‧‧‧ First Assembly Department
116‧‧‧第二組裝部 116‧‧‧Second Assembly Department
120‧‧‧第二風扇 120‧‧‧second fan
122‧‧‧第二扇葉 122‧‧‧The second blade
124‧‧‧第三組裝部 124‧‧‧ Third Assembly Department
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CN103807212A (en) * | 2012-11-15 | 2014-05-21 | 北汽福田汽车股份有限公司 | Engine cooling fan, cooling fan assembly and vehicle with fan assembly |
TW201429376A (en) * | 2013-01-07 | 2014-07-16 | Acer Inc | Fan module |
CN206144831U (en) * | 2016-09-07 | 2017-05-03 | 苏州宝时得电动工具有限公司 | Axial fan and electric tool |
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