TW202228444A - Double-sided loudspeaker capable of increasing the damping force to offset the interaction between two loudspeakers so as to avoid the noise and distortion caused by resonance - Google Patents
Double-sided loudspeaker capable of increasing the damping force to offset the interaction between two loudspeakers so as to avoid the noise and distortion caused by resonance Download PDFInfo
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Description
本發明係提供一種雙面揚聲器,尤指一種可雙向發聲之雙面揚聲器。The present invention provides a double-sided loudspeaker, especially a double-sided loudspeaker capable of producing sound in two directions.
一般之揚聲器必須裝在音箱內,才能提升低頻表現。Generally speaking, the speakers must be installed in the speaker box to improve the low frequency performance.
但是,當揚聲器的低頻或電壓增加時,振膜會產生較大振幅的擺動,因此容易導致整個揚聲器跟著振動。而由於揚聲器必須裝在音箱內,因此揚聲器的振動會進一步傳遞到音箱,導致音箱與揚聲器一起共振,造成有雜音與失真之情形。However, when the low frequency or voltage of the loudspeaker increases, the diaphragm will oscillate with a larger amplitude, so it is easy to cause the entire loudspeaker to vibrate. Since the speaker must be installed in the sound box, the vibration of the speaker will be further transmitted to the sound box, causing the sound box and the speaker to resonate together, resulting in noise and distortion.
因此,如何發明出一種雙面揚聲器,以期達到可於尺寸不變之情況下具有雙向發聲之效果,及達到提升輸出音量與低音、增加制震力以及避免雜音與失真的目的,將是本發明所欲積極揭露之處。Therefore, how to invent a double-sided loudspeaker, in order to achieve the effect of two-way sound output without changing the size, and to achieve the purpose of increasing the output volume and bass, increasing the vibration suppression force, and avoiding noise and distortion, will be the present invention. What you want to actively expose.
有鑑於上述習知技術之缺憾,本發明人有感其未臻於完善,遂竭其心智悉心研究克服,進而研發出一種雙面揚聲器,以期達到可於尺寸不變之情況下具有雙向發聲之效果,及達到提升輸出音量與低音、增加制震力以及避免雜音與失真的目的。In view of the shortcomings of the above-mentioned conventional technology, the present inventor feels that it has not been perfected, and has devoted his mind to research and overcome it, and then develops a double-sided speaker, in order to achieve a two-way sound with the same size. effect, and achieve the purpose of improving the output volume and bass, increasing the shock resistance and avoiding noise and distortion.
為達上述目的及其他目的,本發明係提供一種雙面揚聲器,其包含:一導磁元件、一第一揚聲器以及一第二揚聲器。該第一揚聲器設於該導磁元件之一表面,該第一揚聲器包含有一第一磁迴組件、一第一喇叭座、一第一音圈以及一第一振膜,該第一磁迴組件位於該導磁元件之一表面,該第一磁迴組件具有一第一磁間隙,該第一喇叭座與該第一磁迴組件配置,該第一音圈活動配置於該第一磁間隙且與該第一振膜配置,該第一振膜與該第一喇叭座配置;該第二揚聲器設於該導磁元件之另一表面,該第二揚聲器包含有一第二磁迴組件、一第二喇叭座、一第二音圈以及一第二振膜,該第二磁迴組件位於該導磁元件之另一表面,該第二磁迴組件具有一第二磁間隙,該第二喇叭座與該第二磁迴組件配置,該第二音圈活動配置於該第二磁間隙且與該第二振膜配置,該第二振膜與該第二喇叭座配置,該第二喇叭座與該第一喇叭座相互組合。In order to achieve the above object and other objects, the present invention provides a double-sided speaker, which includes: a magnetic conductive element, a first speaker and a second speaker. The first speaker is disposed on a surface of the magnetic conducting element. The first speaker includes a first magnetic return component, a first speaker base, a first voice coil and a first diaphragm. The first magnetic return component Located on a surface of the magnetic conductive element, the first magnetic return component has a first magnetic gap, the first speaker base is arranged with the first magnetic return component, the first voice coil is movably arranged in the first magnetic gap and is arranged with the first diaphragm, the first diaphragm is arranged with the first speaker base; the second speaker is arranged on the other surface of the magnetic conducting element, and the second speaker includes a second magnetic return component, a first Two horn bases, a second voice coil and a second diaphragm, the second magnetic return element is located on the other surface of the magnetic conducting element, the second magnetic return element has a second magnetic gap, the second horn base is arranged with the second magnetic return element, the second voice coil is movably arranged in the second magnetic gap and is arranged with the second diaphragm, the second diaphragm is arranged with the second horn seat, the second horn seat and The first horn sockets are combined with each other.
上述的雙面揚聲器中,該導磁元件具有連通兩表面之複數開孔部,該第一磁間隙與該第二磁間隙對應該等開孔部。In the above-mentioned double-sided loudspeaker, the magnetic conductive element has a plurality of openings connecting two surfaces, and the first magnetic gap and the second magnetic gap correspond to the openings.
上述的雙面揚聲器中,該導磁元件之兩側分別具有一缺口部。In the above-mentioned double-sided speaker, two sides of the magnetic conductive element are respectively provided with a notch.
上述的雙面揚聲器中,該導磁元件之兩端分別具有一第一組接部及一第二組接部,各該第一組接部組合於該第一喇叭座,各該第二組接部組合於該第二喇叭座。In the above-mentioned double-sided loudspeaker, both ends of the magnetic conductive element respectively have a first assembly portion and a second assembly portion, each of the first assembly portion is assembled with the first speaker base, and each of the second assembly The connecting portion is combined with the second speaker base.
上述的雙面揚聲器中,該第一喇叭座之兩端分別具有一第一對接部,該第二喇叭座之兩端分別具有一第二對接部,各該第一對接部與各該第一組接部組合,各該第二對接部與各該第二組接部組合。In the above-mentioned double-sided loudspeaker, two ends of the first horn seat respectively have a first abutting portion, two ends of the second horn seat respectively have a second abutting portion, each of the first abutting portions and each of the first The assembly parts are assembled, and each of the second butt joints is assembled with each of the second assembly parts.
上述的雙面揚聲器中,該第一喇叭座之兩端分別具有一第一結合部,該第二喇叭座之兩端分別具有一第二結合部,各該第二結合部與各該第一結合部對應組接,使該第二喇叭座與該第一喇叭座相互組合。In the above-mentioned double-sided loudspeaker, two ends of the first speaker base respectively have a first joint portion, both ends of the second speaker base respectively have a second joint portion, and each of the second joint portions is connected to each of the first joint portions. The joint parts are correspondingly assembled, so that the second horn seat and the first horn seat are combined with each other.
上述的雙面揚聲器中,該第一磁迴組件包括有一第一導磁組及一第一磁鐵組,該第一導磁組層疊於該第一磁鐵組,該第一磁鐵組設於該導磁元件之一表面,該第一導磁組具有一第一主導磁板及二第一副導磁板,該等第一副導磁板分別位於該第一主導磁板之兩側;該第一磁鐵組具有一第一主磁鐵及二第一副磁鐵,該等第一副磁鐵分別位於該第一主磁鐵之兩側。In the above-mentioned double-sided speaker, the first magnetic return component includes a first magnetic conduction group and a first magnet group, the first magnetic conduction group is stacked on the first magnet group, and the first magnet group is arranged on the first magnetic conduction group. a surface of the magnetic element, the first magnetic conductive group has a first main magnetic plate and two first auxiliary magnetic conductive plates, the first auxiliary magnetic conductive plates are respectively located on both sides of the first main magnetic plate; the first magnetic conductive plate A magnet group has a first main magnet and two first sub-magnets, and the first sub-magnets are located on two sides of the first main magnet respectively.
上述的雙面揚聲器中,該第二磁迴組件包括有一第二導磁組及一第二磁鐵組,該第二導磁組層疊於該第二磁鐵組,該第二磁鐵組設於該導磁元件之另一表面,該第二導磁組具有一第二主導磁板及二第二副導磁板,該等第二副導磁板分別位於該第二主導磁板之兩側;該第二磁鐵組具有一第二主磁鐵及二第二副磁鐵,該等第二副磁鐵分別位於該第二主磁鐵之兩側。In the above-mentioned double-sided speaker, the second magnetic return component includes a second magnetic conductive group and a second magnet group, the second magnetic conductive group is stacked on the second magnet group, and the second magnet group is arranged on the conductive On the other surface of the magnetic element, the second magnetic conductive group has a second main magnetic plate and two second auxiliary magnetic conductive plates, and the second auxiliary magnetic conductive plates are respectively located on both sides of the second main magnetic plate; the The second magnet group has a second main magnet and two second sub-magnets, and the second sub-magnets are located on two sides of the second main magnet respectively.
藉此,本發明之雙面揚聲器可於尺寸不變之情況下具有雙向發聲之效果,以提升輸出音量與低音,且可因第一揚聲器與第二揚聲器之同時作動,而增加制震力並抵銷彼此間之作用力,以避免共振產生雜音與失真。In this way, the double-sided speaker of the present invention can have the effect of two-way sound output under the condition of the same size, so as to improve the output volume and bass, and the first speaker and the second speaker can act simultaneously to increase the damping force and increase the vibration resistance. Counteract each other's forces to avoid resonance and distortion.
為充分瞭解本發明之目的、特徵及功效,茲藉由下述具體之實施例,並配合所附之圖式,對本發明做一詳細說明,說明如後:In order to fully understand the purpose, features and effects of the present invention, hereby, the present invention is described in detail by the following specific embodiments and in conjunction with the accompanying drawings, and the description is as follows:
請參考圖1至圖6,如圖所示,本發明係提供一種雙面揚聲器1,其包含:一導磁元件10、一第一揚聲器11以及一第二揚聲器12。Please refer to FIGS. 1 to 6 . As shown in the figures, the present invention provides a double-
該第一揚聲器11設於該導磁元件10之一表面,該第一揚聲器11包含有一第一磁迴組件111、一第一喇叭座112、一第一音圈113以及一第一振膜114,該第一磁迴組件111位於該導磁元件10之一表面,該第一磁迴組件111具有一第一磁間隙115,該第一喇叭座112與該第一磁迴組件111配置,該第一音圈113活動配置於該第一磁間隙115且與該第一振膜114配置,該第一振膜114與該第一喇叭座112配置。The
該第二揚聲器12設於該導磁元件10之另一表面,該第二揚聲器12包含有一第二磁迴組件121、一第二喇叭座122、一第二音圈123以及一第二振膜124,該第二磁迴組件121位於該導磁元件10之另一表面,該第二磁迴組件121具有一第二磁間隙125,該第二喇叭座122與該第二磁迴組件121配置,該第二音圈123活動配置於該第二磁間隙125且與該第二振膜124配置,該第二振膜124與該第二喇叭座122配置,該第二喇叭座122與該第一喇叭座112相互組合。The
於本發明之一實施例中,該第一磁迴組件111包括有一第一導磁組1111及一第一磁鐵組1112,該第一導磁組1111層疊於該第一磁鐵組1112,該第一磁鐵組1112設於該導磁元件10之一表面,其中該第一導磁組1111具有一第一主導磁板11111及二第一副導磁板11112,該等第一副導磁板11112分別位於該第一主導磁板11111之兩側,該第一磁鐵組1112具有一第一主磁鐵11121及二第一副磁鐵11122,該等第一副磁鐵11122分別位於該第一主磁鐵11121之兩側。In one embodiment of the present invention, the first
於本發明之一實施例中,該第二磁迴組件121包括有一第二導磁組1211及一第二磁鐵組1212,該第二導磁組1211層疊於該第二磁鐵組1212,該第二磁鐵組1212設於該導磁元件10之另一表面,其中該第二導磁組1211具有一第二主導磁板12111及二第二副導磁板12112,該等第二副導磁板12112分別位於該第二主導磁板12111之兩側,該第二磁鐵組1212具有一第二主磁鐵12121及二第二副磁鐵12122,該等第二副磁鐵12122分別位於該第二主磁鐵12121之兩側。In an embodiment of the present invention, the second
當本發明之雙面揚聲器1於運用時,可結合於一音箱(圖未示),使該第一揚聲器11與該第二揚聲器12以上下對稱之方式設置於該導磁元件10之兩面,而共用該導磁元件10,藉此可讓該第一揚聲器11之第一磁迴組件111與該第二揚聲器12之第二磁迴組件121形成上下兩個完全獨立的磁場(如圖4、圖5A及圖5B所示),以便透過電磁作用經由該第一音圈113與該第二音圈123推動該第一振膜114與該第二振膜124振動。When the double-
該第一揚聲器11與該第二揚聲器12作動時之振動方式如圖6所示,該第一音圈113與該第二音圈123接受到外部輸入的電子訊號後,會使該第一振膜114與該第二振膜124同時向外(如圖6中(a)部分之箭頭方向)與同時向內作動(如圖6中(b)部分之箭頭方向),當該第一振膜114與該第二振膜124兩者向外作動時,推動空氣振動而發聲,而當該第一振膜114與該第二振膜124兩者向內作動時,兩作用力會互相抵減,使該第一揚聲器11與該第二揚聲器12實現減震的功能,避免因該第一振膜114與該第二振膜124作動產生的作用力,帶動整個雙面揚聲器1跟著振動。The vibration mode of the
如此,本發明之雙面揚聲器1可於尺寸不變之情況下,藉由該第一振膜114與該第二振膜124之雙面振膜的設計,實現雙向發聲之效果,藉以提升該雙面揚聲器1的輸出音量與低音。更重要的是,可因該第一揚聲器11與該第二揚聲器12之同時作動,而抵銷彼此間之作用力,並進一步增加該雙面揚聲器1的制震力,防止該第一振膜114與該第二振膜124振動時,會帶動整個雙面揚聲器1產生不必要的振動,以避免共振產生雜音與失真。In this way, the double-
於本發明之一實施例中(如圖2及圖3所示),該導磁元件10具有連通兩表面之複數開孔部101,該第一磁間隙115與該第二磁間隙125對應該等開孔部101。如此,可藉由該等開孔部101讓該第一振膜114與該第二振膜124作動時產生的作用力,能更全面的接觸與抵銷,而增加該雙面揚聲器1的制震力,防止該第一振膜114與該第二振膜124振動時,會帶動整個雙面揚聲器1產生不必要的振動,以避免共振產生雜音與失真。In an embodiment of the present invention (as shown in FIG. 2 and FIG. 3 ), the magnetic
於本發明之一實施例中(如圖2及圖3所示),該導磁元件10之兩側分別具有一缺口部102。如此,可藉由該等缺口部102之配合或該等開孔部101與該等缺口部102之配合,讓該第一振膜114與該第二振膜124作動時產生的作用力與氣流能充分抵銷,而增加該雙面揚聲器1的制震力,防止該第一振膜114與該第二振膜124振動時,會帶動整個雙面揚聲器1產生不必要的振動,以避免共振產生雜音與失真。In an embodiment of the present invention (as shown in FIG. 2 and FIG. 3 ), two sides of the magnetic
於本發明之一實施例中(如圖2及圖3所示),該導磁元件10之兩端分別具有一第一組接部103及一第二組接部104,各該第一組接部103組合於該第一喇叭座112,各該第二組接部104組合於該第二喇叭座122。如此,可使該第一揚聲器11之第一喇叭座112與該第二揚聲器12之第二喇叭座122穩固結合於該導磁元件10,以維持該第一揚聲器11與該第二揚聲器12於該導磁元件10兩面上作動時之穩定性。另外,該導磁元件10除藉由各該第一組接部103與各第二組接部104分別接合於該第一喇叭座112與該第二喇叭座122之外,更可配合該第一磁迴組件111與該第二磁迴組件121形成磁力線;由於該第一磁迴組件111之短軸之兩側已配合該等第一副導磁板11112與該等第一副磁鐵11122形成完整磁力線,且該第二磁迴組件121之短軸之兩側已配合該等第二副導磁板12112與該等第二副磁鐵12122形成完整磁力線,因此不需設置擋牆或擋止結構(如圖5A所示);而該導磁元件10之長軸之兩側分別藉由各該第一組接部103與各第二組接部104,以形成朝上與朝下之擋牆結構,以分別對應上方所設該第一磁迴組件111之該第一主導磁板11111與該第一主磁鐵11121、以及下方所設該第二磁迴組件121之第二主導磁板12111與該第二主磁鐵12121,以使各該第一組接部103、該第一主導磁板11111與該第一主磁鐵11121於該導磁元件10的上方形成完整之磁場,而各第二組接部104、該第二主導磁板12111與該第二主磁鐵12121則於該導磁元件10的下方形成完整之磁場,藉此可讓該第一揚聲器11之第一磁迴組件111與該第二揚聲器12之第二磁迴組件121形成上下兩個完全獨立的磁場(如圖5B所示)。In an embodiment of the present invention (as shown in FIG. 2 and FIG. 3 ), both ends of the magnetically
於本發明之一實施例中(如圖2及圖3所示),該第一喇叭座112之兩端分別具有一第一對接部1121,該第二喇叭座122之兩端分別具有一第二對接部1221,各該第一對接部1121與各該第一組接部103組合,各該第二對接部1221與各該第二組接部104組合,而各該第一組接部103與該第一喇叭座112之第一對接部1121可為相互對接之凹凸結構、卡扣結構、嵌接結構,各該第二組接部104與該第二喇叭座122之第二對接部1221可為相互對接之凹凸結構、卡扣結構、嵌接結構。如此,可使該第一揚聲器11之第一喇叭座112與該第二揚聲器12之第二喇叭座122穩固結合於該導磁元件10,以維持該第一揚聲器11與該第二揚聲器12於該導磁元件10兩面上作動時之穩定性。In an embodiment of the present invention (as shown in FIG. 2 and FIG. 3 ), both ends of the
於本發明之一實施例中(如圖2及圖3所示),第一喇叭座112之兩端分別具有一第一結合部1122,該第二喇叭座122之兩端分別具有一第二結合部1222,各該第二結合部1222與各該第一結合部1122對應組接,而各該第二結合部1222與各該第一結合部1122可為相互對接之凹凸結構、卡扣結構、嵌接結構,以使該第二喇叭座122與該第一喇叭座112相互穩固進行組合,以維持該第一揚聲器11與該第二揚聲器12於該導磁元件10兩面上作動時之穩定性。In an embodiment of the present invention (as shown in FIG. 2 and FIG. 3 ), both ends of the
本發明在上文中已以較佳實施例揭露,然熟習本項技術者應理解的是,該實施例僅用於描繪本發明,而不應解讀為限制本發明之範圍。應注意的是,舉凡與該實施例等效之變化與置換,均應設為涵蓋於本發明之範疇內。因此,本發明之保護範圍當以申請專利範圍所界定者為準。The present invention has been disclosed above with preferred embodiments, but those skilled in the art should understand that the embodiments are only used to describe the present invention, and should not be construed as limiting the scope of the present invention. It should be noted that all changes and substitutions equivalent to this embodiment should be considered to be included within the scope of the present invention. Therefore, the protection scope of the present invention should be defined by the scope of the patent application.
1:雙面揚聲器 10:導磁元件 101:開孔部 102:缺口部 103:第一組接部 104:第二組接部 11:第一揚聲器 111:第一磁迴組件 1111:第一導磁組 11111:第一主導磁板 11112:第一副導磁板 1112:第一磁鐵組 11121:第一主磁鐵 11122:第一副磁鐵 112:第一喇叭座 1121:第一對接部 1122:第一結合部 113:第一音圈 114:第一振膜 115:第一磁間隙 12:第二揚聲器 121:第二磁迴組件 1211:第二導磁組 12111:第二主導磁板 12112:第二副導磁板 1212:第二磁鐵組 12121:第二主磁鐵 12122:第二副磁鐵 122:第二喇叭座 1221:第二對接部 1222:第二結合部 123:第二音圈 124:第二振膜 125:第二磁間隙 1: Double-sided speakers 10: Magnetic components 101: Opening part 102: Notch part 103: The first set of connections 104: The second set of connections 11: The first speaker 111: The first magnetic return assembly 1111: The first magnetic permeability group 11111: The first main magnet plate 11112: The first magnetic conductive plate 1112: The first magnet group 11121: The first main magnet 11122: The first pair of magnets 112: The first speaker seat 1121: The first docking part 1122: The first joint 113: First voice coil 114: The first diaphragm 115: The first magnetic gap 12: Second speaker 121: The second magnetic return assembly 1211: The second magnetic permeability group 12111: Second main magnet plate 12112: The second magnetic conductive plate 1212: Second magnet group 12121: Second main magnet 12122: The second pair of magnets 122: The second speaker seat 1221: Second docking part 1222: The second joint 123: Second voice coil 124: The second diaphragm 125: The second magnetic gap
[圖1] 係本發明雙面揚聲器之外觀示意圖。 [圖2] 係本發明雙面揚聲器之分解態示意圖。 [圖3] 係本發明雙面揚聲器之另一分解示意圖。 [圖4] 係本發明圖1之A-A剖面狀態示意圖。 [圖5A] 係本發明圖1之B-B剖面狀態示意圖。 [圖5B] 係本發明雙面揚聲器之第一磁迴組件、導磁元件及第二磁迴組件之剖面狀態示意圖。 [圖6] 係本發明雙面揚聲器之作動狀態示意圖。 [FIG. 1] is a schematic view of the appearance of the double-sided speaker of the present invention. [FIG. 2] is a schematic diagram of an exploded state of the double-sided speaker of the present invention. [FIG. 3] is another exploded schematic view of the double-sided speaker of the present invention. [FIG. 4] It is a schematic diagram of the cross-sectional state of A-A of FIG. 1 of the present invention. [FIG. 5A] It is a schematic diagram of the cross-sectional state of B-B of FIG. 1 of the present invention. 5B is a schematic cross-sectional view of the first magnetic return element, the magnetic conductive element and the second magnetic return element of the double-sided speaker of the present invention. [FIG. 6] is a schematic diagram of the actuation state of the double-sided speaker of the present invention.
1:雙面揚聲器 1: Double-sided speakers
10:導磁元件 10: Magnetic components
101:開孔部 101: Opening part
102:缺口部 102: Notch part
103:第一組接部 103: The first set of connections
104:第二組接部 104: The second set of connections
11:第一揚聲器 11: The first speaker
111:第一磁迴組件 111: The first magnetic return assembly
112:第一喇叭座 112: The first speaker seat
1122:第一結合部 1122: The first joint
114:第一振膜 114: The first diaphragm
12:第二揚聲器 12: Second speaker
121:第二磁迴組件 121: The second magnetic return assembly
1212:第二磁鐵組 1212: Second magnet group
12121:第二主磁鐵 12121: Second main magnet
12122:第二副磁鐵 12122: The second pair of magnets
122:第二喇叭座 122: The second speaker seat
1221:第二對接部 1221: Second docking part
1222:第二結合部 1222: The second joint
123:第二音圈 123: Second voice coil
125:第二磁間隙 125: The second magnetic gap
Claims (8)
Priority Applications (1)
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TW110100104A TWI741928B (en) | 2021-01-04 | 2021-01-04 | Double-sided speaker |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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TW110100104A TWI741928B (en) | 2021-01-04 | 2021-01-04 | Double-sided speaker |
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Publication Number | Publication Date |
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TWI741928B TWI741928B (en) | 2021-10-01 |
TW202228444A true TW202228444A (en) | 2022-07-16 |
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TW110100104A TWI741928B (en) | 2021-01-04 | 2021-01-04 | Double-sided speaker |
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KR101559658B1 (en) * | 2014-03-17 | 2015-10-13 | 이광희 | Speaker appartus |
DE102014112784A1 (en) * | 2014-09-04 | 2016-03-10 | USound GmbH | Speaker layout |
CN209390326U (en) * | 2018-12-31 | 2019-09-13 | 瑞声科技(新加坡)有限公司 | Loudspeaker mould group |
CN209642954U (en) * | 2019-03-14 | 2019-11-15 | 歌尔股份有限公司 | Double side micro sounding device and electronic product |
CN209982716U (en) * | 2019-08-29 | 2020-01-21 | 无锡杰夫电声股份有限公司 | Double-sided radiation acoustic exciter |
CN211321493U (en) * | 2019-12-25 | 2020-08-21 | 瑞声科技(新加坡)有限公司 | Double-sided sounding loudspeaker |
CN212086420U (en) * | 2020-06-29 | 2020-12-04 | 歌尔股份有限公司 | Sound production device and head-mounted electronic equipment |
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