TWM520774U - Power-source-free sound amplifier for handheld electronic device - Google Patents

Power-source-free sound amplifier for handheld electronic device Download PDF

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Publication number
TWM520774U
TWM520774U TW104216221U TW104216221U TWM520774U TW M520774 U TWM520774 U TW M520774U TW 104216221 U TW104216221 U TW 104216221U TW 104216221 U TW104216221 U TW 104216221U TW M520774 U TWM520774 U TW M520774U
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TW
Taiwan
Prior art keywords
plate
sound
handheld electronic
electronic device
power
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TW104216221U
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Chinese (zh)
Inventor
Jia-Chen Lin
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Century Technical & Ind Corp E
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Priority to TW104216221U priority Critical patent/TWM520774U/en
Publication of TWM520774U publication Critical patent/TWM520774U/en

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Description

手持電子裝置之免電源擴音箱 Power-free speaker for handheld electronic devices

本創作是有關於一種免電源擴音箱,特別是指一種廣泛適用於手機、平板電腦等手持電子裝置之擴音箱。 This creation is about a power-free speaker, especially a speaker that is widely used in handheld electronic devices such as mobile phones and tablet computers.

一般常用的個人手持電子裝置(如手機、平板電腦、多媒體播放器等等),為求便於攜帶,因而朝向輕薄短小的設計,因而造成空間上的侷限,使得手持電子裝置(如手機、平板電腦、多媒體播放器等等)的喇叭音量無法更進一步的擴大輸出,僅能藉由開大音量的方式來增加音量的輸出,如此一來,造成電源的加速消耗。 Commonly used personal handheld electronic devices (such as mobile phones, tablets, multimedia players, etc.), in order to be portable, and thus towards a light and thin design, resulting in space limitations, enabling handheld electronic devices (such as mobile phones, tablets) The speaker volume of the multimedia player, etc. cannot further expand the output, and can only increase the volume output by opening the volume, thus causing the power consumption to be accelerated.

而為了擴大音量的輸出,往往需要透過外接擴音裝置來進行手持電子裝置的撥放,該些外接擴音裝置,與手持電子裝置的連接方式大概分成有線連接與無線連接兩種方式。 In order to increase the output of the volume, it is often necessary to perform the playback of the handheld electronic device through an external sound amplifying device. The connection mode of the external sound amplifying device and the handheld electronic device is roughly divided into a wired connection and a wireless connection.

有線連接一般都是透過USB傳輸線來進行音頻訊號的傳遞,而無線連接則主要透過藍芽來進行音頻訊號的傳遞。然而,無論是有線連接或無線連接的外接擴音裝置,大多需要電源來供應音效撥放所需耗費的電能,如此一來,使用者需要隨時須帶充電設備,對於使用者而言,係相當不便,且亦會造成能源的損耗。 Wired connections are generally transmitted through a USB cable for audio signals, while wireless connections are used to transmit audio signals primarily through Bluetooth. However, whether it is an external sound reinforcement device with a wired connection or a wireless connection, most of the power is required to supply the power required for the sound effect to be played, so that the user needs to bring the charging device at any time, which is equivalent for the user. Inconvenience, and it will also cause energy loss.

有鑑於前述現有技術所存在的問題,本創作的目的在於提供 一種廣泛適用於手機、平板電腦等手持電子裝置之擴音箱,特別是一種免電源之擴音箱。 In view of the problems of the aforementioned prior art, the purpose of the present invention is to provide A wide-ranging speaker widely used in handheld electronic devices such as mobile phones and tablet computers, especially a power-free speaker.

為達上述創作目的,本創作之擴音箱具有至少一個供手持電 子裝置插放的定位槽以及一出音口,該定位槽與該出音口位於擴音箱之二相鄰側緣,該定位槽之底部設有一收音口,該收音口與該出音口間形成有一導引通道,該導引通道由收音口朝出音口方向漸擴,該導引通道係由一下斜板以及二側導引板所組成,該下斜板位於導引通道之下方,且該下斜板由該收音口朝該出音口方向呈由上而下的傾斜方式設置,該些側導引板分別設置於導引通道的左、右兩側,且該每一側導引板係由該收音口朝該出音口方向呈由內而外的傾斜方式設置。 For the above purpose of creation, the expanded speaker of this creation has at least one hand-held battery. a positioning slot for inserting the sub-device and a sound outlet, the positioning slot and the sound outlet are located at two adjacent side edges of the speaker, and a sound collecting port is disposed at the bottom of the positioning slot, and the sound receiving port and the sound outlet Forming a guiding channel, the guiding channel is gradually expanded from the sound collecting port toward the sound emitting port, and the guiding channel is composed of a lower inclined plate and two side guiding plates, and the lower inclined plate is located below the guiding channel. And the lower slanting plate is disposed from the sound receiving port in an inclined manner from top to bottom toward the sound emitting port, and the side guiding plates are respectively disposed on the left and right sides of the guiding channel, and each side guide The lead plate is disposed in an inclined manner from the inside to the outside in the direction of the sound outlet.

在一些實施態樣中,下斜板與出音口進一步形成有一第一夾角,該第一夾角係呈58度。 In some embodiments, the lower sloping plate and the sound outlet are further formed with a first angle, and the first angle is 58 degrees.

在一些實施態樣中,二側導引板間進一步形成有一第二夾角,第二夾角係介於40~80度之間,第二夾角的最佳角度為80度。 In some embodiments, a second angle is further formed between the two side guide plates, the second angle is between 40 and 80 degrees, and the second angle is preferably 80 degrees.

在一些實施態樣中,出音口進一步更設置有音網。 In some implementations, the sound outlet is further provided with a sound network.

在一些實施態樣中,擴音箱進一步係由一上蓋板、一隔板、二側板、前側蓋板、一後側蓋板以及一下底板所組成,該上蓋板與該下底板相互平行,二側板、前側蓋板以及後側蓋板設於該上蓋板與該下底板之間,以環繞組構成一箱體,而該上蓋板上更具有一第一透孔,該定位槽係由該第一透孔、該隔板、該二側板、該後側蓋板以及該下斜板所組構而成,且該出音口位於該前側蓋板上。 In some implementations, the speaker is further composed of an upper cover, a partition, two side panels, a front side cover, a rear side cover, and a lower bottom plate, the upper cover and the lower bottom plate being parallel to each other. The two side panels, the front side cover and the rear side cover are disposed between the upper cover and the lower bottom plate to form a box with a surrounding group, and the upper cover further has a first through hole, the positioning slot is The first through hole, the partition plate, the two side plates, the rear side cover plate and the lower inclined plate are assembled, and the sound outlet is located on the front side cover.

在一些實施態樣中,擴音箱進一步包含有一水平隔板,且該上蓋板上進一步設置有一第二透孔,該第二透孔位於該第一透孔與該出音口之間,而該隔板位於上蓋板下方,且位於該第一透孔與該第二透孔間,該水平隔板位於該第二透孔與該下斜板之間。 In some implementations, the speaker further includes a horizontal partition, and the second cover is further disposed with a second through hole, wherein the second through hole is located between the first through hole and the sound outlet, and The partition is located under the upper cover and is located between the first through hole and the second through hole, and the horizontal partition is located between the second through hole and the lower inclined plate.

在一些實施態樣中,下斜板位於該下底板上方,且該下斜板與該下底板間形成有一第三夾角,該第三夾角係呈32度。 In some embodiments, the lower sloping plate is located above the lower bottom plate, and a third angle is formed between the lower slanting plate and the lower bottom plate, and the third angle is 32 degrees.

在一些實施態樣中,下斜板與該下底板之間進一步設置有一支撐條,該支撐條頂持於該下斜板與該下底板之間。 In some embodiments, a support strip is further disposed between the lower sloping plate and the lower bottom plate, and the support strip is supported between the lower slant plate and the lower bottom plate.

在一些實施態樣中,第二透孔與該水平隔板間形成有一共振腔室,該共振腔室係與該導引通道部分相互連通。 In some embodiments, a resonant cavity is formed between the second through hole and the horizontal partition, and the resonant cavity is in communication with the guiding channel portion.

本創作之功效主要係當手持電子裝置插置於擴音箱之定位槽內並撥放聲音時,得以使聲音通過導引通道而達到擴音之效果,進而提供一種免電源之擴音箱。 The effect of this creation is mainly to enable the sound to pass through the guiding channel to achieve the effect of sound amplification when the handheld electronic device is inserted into the positioning slot of the expanding speaker and to play the sound, thereby providing a power-free speaker.

10‧‧‧免電源擴音箱 10‧‧‧Power-free speaker

11‧‧‧定位槽 11‧‧‧ positioning slot

12‧‧‧出音口 12‧‧‧ sound outlet

13‧‧‧收音口 13‧‧‧ Reception

14‧‧‧導引通道 14‧‧‧ Guide channel

15‧‧‧下斜板 15‧‧‧ sloping plate

16‧‧‧側導引板 16‧‧‧ side guide

17‧‧‧共振腔室 17‧‧‧Resonance chamber

20‧‧‧上蓋板 20‧‧‧Upper cover

21‧‧‧第一透孔 21‧‧‧ first through hole

22‧‧‧第二透孔 22‧‧‧Second through hole

30‧‧‧下底板 30‧‧‧ Lower floor

31‧‧‧支撐條 31‧‧‧Support bars

40‧‧‧隔板 40‧‧‧Baffle

50‧‧‧水平隔板 50‧‧‧ horizontal partition

60‧‧‧側板 60‧‧‧ side panels

70‧‧‧前側蓋板 70‧‧‧Front side cover

71‧‧‧音網 71‧‧‧Sound Network

80‧‧‧後側蓋板 80‧‧‧Back side cover

90‧‧‧手持電子裝置 90‧‧‧Handheld electronic devices

θ 1‧‧‧第一夾角 θ 1‧‧‧ first angle

θ 2‧‧‧第二夾角 θ 2‧‧‧second angle

θ 3‧‧‧第三夾角 θ 3‧‧‧ third angle

第1圖為本創作之立體示意圖。 The first picture is a three-dimensional diagram of the creation.

第2圖為本創作之剖面示意圖。 Figure 2 is a schematic cross-sectional view of the creation.

第3圖為本創作之分解示意圖。 Figure 3 is an exploded view of the creation.

第4圖為本創作去除上蓋板後之上視圖。 Figure 4 is a top view of the creation after removing the upper cover.

第5圖為本創作之使用狀態參考圖。 Figure 5 is a reference diagram of the use status of the creation.

以下配合圖式及本創作之較佳實施例,進一步闡述本創作位達成預定創作目的所採取的技術手段。 In the following, in conjunction with the drawings and the preferred embodiment of the present invention, the technical means adopted by the creator to achieve the intended purpose of creation are further explained.

如第1圖及第2圖所示,本創作之免電源擴音箱10係具有一定 位槽11以及一出音口12,定位槽11底端具有一收音口13,而收音口13與出音口12之間形成有一導引通道14,該收音口13之口徑小於出音口14之口徑,使導引通道14由收音口13朝出音口12方向呈現漸擴之狀態。 As shown in Figure 1 and Figure 2, the 10 series of power-free expansion speakers of this creation have certain The slot 11 and the sound outlet 12 have a sound receiving port 13 at the bottom end of the positioning slot 11, and a guiding channel 14 is formed between the sound receiving port 13 and the sound outlet 12, and the sound port 13 has a smaller diameter than the sound outlet 14 The caliber is such that the guiding passage 14 is in a state of being gradually expanded from the sound receiving port 13 toward the sound outlet 12.

導引通道14係由一下斜板15以及二側導引板16所組成,下斜 板15位於導引通道14之下方,且下斜板15由收音口13朝出音口12方向呈現由上而下的傾斜方式設置,而該些側導引板16則分別設置於導引通道14的左、右兩側,且每一側導引板16係由收音口13朝出音口12方向呈由內而外的傾斜方式設置。 The guiding channel 14 is composed of a lower slanting plate 15 and two side guiding plates 16 The plate 15 is located below the guiding channel 14, and the lower slanting plate 15 is disposed from the sound receiving port 13 toward the sound outlet 12 in an inclined manner from top to bottom, and the side guiding plates 16 are respectively disposed on the guiding channel. The left and right sides of the 14 and each side guide plate 16 are disposed from the sound receiving port 13 toward the sound outlet 12 in an inclined manner from the inside to the outside.

如第1圖及第3圖所示,本創作之免電源擴音箱10進一步係由 一上蓋板20、一下底板30、一隔板40、一水平隔板50、二側板60、一前側蓋板70以及一後側蓋板80所組成。上蓋板20上形成有相鄰之一第一透孔21以及一第二透孔22;下底板30位於上蓋板20下方,與該上蓋板20相互間隔且平行,其下斜板15係設於下底板30上方,下底板30上進一步設置有一支撐條31,用以支撐下斜板15,使下斜板15由收音口13朝出音口12方向呈現由上而下的傾斜方式設置;隔板40設於上蓋板20下方並朝下底板30方向延伸,且位於第一透孔21與第二透孔22之間,而收音口13係由隔板40與下斜板15所形成;水平隔板50位於第二透孔22與下斜板15之間,且第二透孔22與水平隔板50間形成有一共振腔室17,共振腔室17與導引通道14間透過該水平隔板50間隔,且共振腔室17與導引通道14間係有部分相互連通;二側板60、前側蓋板70以及後側蓋板80設於上蓋板20與下底板30之間,以環繞形成一箱體,前側蓋板70位於上蓋板20鄰近第二透孔22之側,出音口12係 設於前側蓋板70上,且前側蓋板70前端進一步設置有一音網71,定位槽11則由第一透孔21、隔板40、二側板60、後側蓋板80以及下斜板15所圍繞而成。 As shown in Figures 1 and 3, the power-free speaker 10 of this creation is further An upper cover 20, a lower bottom plate 30, a partition 40, a horizontal partition 50, two side plates 60, a front side cover 70 and a rear side cover 80 are formed. An upper first cover 21 and a second through hole 22 are formed on the upper cover 20; the lower base 30 is located below the upper cover 20, and is spaced apart from and parallel with the upper cover 20, and the lower sloping plate 15 The bottom plate 30 is further disposed on the lower bottom plate 30. The lower bottom plate 30 is further provided with a supporting strip 31 for supporting the lower slanting plate 15 so that the lower slanting plate 15 is tilted from the sound receiving port 13 toward the sound outlet 12 from top to bottom. The partition plate 40 is disposed under the upper cover plate 20 and extends toward the lower bottom plate 30, and is located between the first through hole 21 and the second through hole 22, and the sound receiving port 13 is composed of the partition plate 40 and the lower inclined plate 15 The horizontal partition 50 is located between the second through hole 22 and the lower slanting plate 15, and a resonant cavity 17 is formed between the second through hole 22 and the horizontal partition 50, and between the resonant cavity 17 and the guiding channel 14 The horizontal partitions 50 are spaced apart, and the resonant chamber 17 and the guiding passage 14 are partially connected to each other; the two side plates 60, the front side cover 70 and the rear side cover 80 are disposed on the upper cover 20 and the lower bottom plate 30. Between the two, the front side cover 70 is located on the side of the upper cover 20 adjacent to the second through hole 22, and the sound outlet 12 is The front side cover 70 is further disposed with a sound net 71, and the positioning groove 11 is formed by the first through hole 21, the partition 40, the two side plates 60, the rear side cover 80 and the lower inclined plate 15. Surrounded by.

請同時配合第2圖及第4圖所示,其中下斜板15係與設有出音 口13之前側蓋板70間形成有一第一夾角θ 1,其第一夾角θ 1係呈58度之夾角,而下斜板15與下底板30間形成有一第三夾角θ 3,第三夾角θ 3係呈32度之夾角,亦即前側蓋板70與下底板30係呈垂直狀態。 Please also cooperate with the 2nd and 4th drawings, in which the lower sloping plate 15 is equipped with sound. A first angle θ1 is formed between the front side cover plates 70 of the mouth 13, and the first angle θ 1 is at an angle of 58 degrees, and a third angle θ 3 is formed between the lower slanting plate 15 and the lower bottom plate 30, and the third angle is The θ 3 is at an angle of 32 degrees, that is, the front side cover 70 and the lower bottom plate 30 are perpendicular to each other.

而二側導引板16分別與二側板60相鄰,且二側導引板16間形 成有一第二夾角θ 2,其第二夾角θ 2係介於40~80度之間,在本實施例中第二夾角θ 2的最佳角度為80度,亦即每一側導引板16與相鄰之側板60,係呈50度之夾角。 The two side guiding plates 16 are respectively adjacent to the two side plates 60, and the two side guiding plates 16 are shaped. The second angle θ 2 is between 40 and 80 degrees. In this embodiment, the second angle θ 2 is 80 degrees, that is, each side guide plate 16 is adjacent to the adjacent side panel 60 at an angle of 50 degrees.

請再配合第2圖及第5圖所示,本創作之免電源擴音箱10,係 用以供一手持電子裝置90(如手機、平板電腦、多媒體播放器等等)插置,並用以擴大手持電子裝置90之聲音。在本實施例中手持電子裝置90係以手機為其主要實施態樣。 Please cooperate with the 2nd and 5th pictures, the power-free speaker 10 of this creation is It is used to insert a handheld electronic device 90 (such as a mobile phone, a tablet computer, a multimedia player, etc.) and to expand the sound of the handheld electronic device 90. In the present embodiment, the handheld electronic device 90 is based on a mobile phone as its main implementation.

當手持電子裝置90***定位槽11後,手持電子裝置90在撥放 聲音時,聲音係由手持電子裝置90下方的揚聲器傳遞出來,因此聲音會通過收音口13,而傳遞至導引通道14間,而由於導引通道14係由收音口13朝出音口12方向呈現漸擴之狀態。 After the handheld electronic device 90 is inserted into the positioning slot 11, the handheld electronic device 90 is placed and placed. In the case of sound, the sound is transmitted from the speaker below the handheld electronic device 90, so that the sound is transmitted to the guide channel 14 through the sound port 13, and since the guide channel 14 is directed from the sound port 13 toward the sound port 12 Presenting a state of divergence.

因此,當聲音經過導引通道14後,將會達到擴音的效果,再 經由出音口12將聲音向外傳遞,如此一來,經由本創作之免電源擴音箱10所傳遞出來之音量將有被擴大的效果,而使音量大於原本手持電子裝置90 所傳遞出來之音量。 Therefore, when the sound passes through the guiding channel 14, the sound amplification effect will be achieved, and then The sound is transmitted outward through the sound outlet 12, so that the volume transmitted through the power-free speaker 10 of the present invention will have an enlarged effect, and the volume is greater than that of the original handheld electronic device 90. The volume that is delivered.

再者,本創作主要係有板體直接組合而成,即可達到擴音之 效果,如此一來,並無須透通電源來保持擴音箱的電力,進而組構成一免電源擴音箱10,且能節省手持電子裝置90之電源。 In addition, this creation is mainly composed of a combination of plates, which can achieve the amplification. As a result, there is no need to pass through the power source to maintain the power of the speaker, and thus constitute a power-free speaker 10, and the power of the handheld electronic device 90 can be saved.

以上所述僅是本創作的較佳實施例,並非對本創作做任何形 式上的限制,雖然本創作已以較佳實施例揭露如上,然而並非用以限定本創作,任何熟悉本專業的技術人員,在位脫離本創作技術方案的範圍內,依據本創作的技術實質對以上實施例所做的任何簡單修改、等同變化與修飾,均仍屬於本創作技術方案的範圍內。 The above description is only a preferred embodiment of the present creation, and does not make any shape for the creation. The present invention has been described above with reference to the preferred embodiments, but is not intended to limit the present invention. Any person skilled in the art is within the scope of the present technical solution and is based on the technical essence of the present invention. Any simple modifications, equivalent changes and modifications made to the above embodiments are still within the scope of the present technical solution.

10‧‧‧免電源擴音箱 10‧‧‧Power-free speaker

11‧‧‧定位槽 11‧‧‧ positioning slot

12‧‧‧出音口 12‧‧‧ sound outlet

90‧‧‧手持電子裝置 90‧‧‧Handheld electronic devices

Claims (10)

一種手持電子裝置之免電源擴音箱,其特徵在於:擴音箱具有至少一個供手持電子裝置插放的定位槽以及一出音口,該定位槽與該出音口位於擴音箱之二相鄰側緣,該定位槽之底部設有一收音口,該收音口與該出音口間形成有一導引通道,該導引通道由收音口朝出音口方向漸擴,該導引通道係由一下斜板以及二側導引板所組成,該下斜板位於導引通道之下方,且該下斜板由該收音口朝該出音口方向呈由上而下的傾斜方式設置,該些側導引板分別設置於導引通道的左、右兩側,且該每一側導引板係由該收音口朝該出音口方向呈由內而外的傾斜方式設置。 A power-free speaker for a handheld electronic device, characterized in that: the speaker has at least one positioning slot for inserting the handheld electronic device and a sound outlet, the positioning slot and the sound outlet are located on two adjacent sides of the speaker The edge of the positioning groove is provided with a sound receiving port, and a guiding channel is formed between the sound receiving port and the sound emitting port, and the guiding channel is gradually expanded by the sound collecting port toward the sound emitting port, and the guiding channel is inclined by the lower side. The plate and the two side guiding plates are formed, the lower slanting plate is located below the guiding channel, and the lower slanting plate is disposed from the sound collecting port in a tilting manner from top to bottom toward the sound emitting port, the side guiding The lead plates are respectively disposed on the left and right sides of the guiding channel, and each of the side guiding plates is disposed in an inclined manner from the inside to the outside in the direction of the sound emitting port. 如請求項1所述之手持電子裝置之免電源擴音箱,其中,該下斜板與該出音口進一步形成有一第一夾角,該第一夾角呈58度。 The power-free speaker of the handheld electronic device of claim 1, wherein the lower swash plate and the sound outlet further form a first angle, the first angle being 58 degrees. 如請求項1所述之手持電子裝置之免電源擴音箱,其中,該二側導引板間進一步形成有一第二夾角,該第二夾角係介於40~80度之間。 The power-free speaker of the handheld electronic device of claim 1, wherein a second angle is further formed between the two side guiding plates, and the second angle is between 40 and 80 degrees. 如請求項3所述之手持電子裝置之免電源擴音箱,其中,該第二夾角的最佳角度為80度。 The power-free speaker of the handheld electronic device of claim 3, wherein the second angle of the second angle is 80 degrees. 如請求項1所述之手持電子裝置之免電源擴音箱,其中,該出音口進一步更設置有音網。 The power-free speaker of the handheld electronic device of claim 1, wherein the sound outlet is further provided with a sound network. 如請求項1所述之手持電子裝置之免電源擴音箱,其中,該擴音箱進一步係由一上蓋板、一隔板、二側板、前側蓋板、一後側蓋板以及一下底板所組成,該上蓋板與該下底板相互平行,二側板、前側蓋板以及後側蓋板設於該上蓋板與該下底板之間,以環繞組構成一箱體,而該上蓋板上更具有一第一透孔,該定位槽係由該第一透孔、該隔板、該二側板、該後側蓋板以及該下斜板所組構而成,且該出音口位於該前側蓋板上。 The power-free speaker of the handheld electronic device of claim 1, wherein the speaker is further composed of an upper cover, a partition, two side plates, a front side cover, a rear side cover and a lower floor. The upper cover plate and the lower bottom plate are parallel to each other, and the two side plates, the front side cover plate and the rear side cover plate are disposed between the upper cover plate and the lower bottom plate to form a box body around the group, and the upper cover plate is formed on the upper cover plate Further having a first through hole, the positioning groove is formed by the first through hole, the partition plate, the two side plates, the rear side cover plate and the lower inclined plate, and the sound outlet is located at the On the front side cover. 如請求項6所述之手持電子裝置之免電源擴音箱,其中,該擴音箱進一步包含有一水平隔板,且該上蓋板上進一步設置有一第二透孔,該第二透孔位於該第一透孔與該出音口之間,而該隔板位於上蓋板下方,且位於該第一透孔與該第二透孔間,該水平隔板位於該第二透孔與該下斜板之間。 The power amplifier-free speaker of the handheld electronic device of claim 6, wherein the speaker further comprises a horizontal partition, and the upper cover is further provided with a second through hole, wherein the second through hole is located at the first a through hole and the sound outlet, and the partition is located under the upper cover and located between the first through hole and the second through hole, the horizontal partition is located at the second through hole and the lower oblique Between the boards. 如請求項6所述之手持電子裝置之免電源擴音箱,其中,該下斜板位於該下底板上方,且該下斜板與該下底板間形成有一第三夾角,該第三夾角呈32度。 The power-free speaker of the handheld electronic device of claim 6, wherein the lower sloping plate is located above the lower bottom plate, and a third angle is formed between the lower slant plate and the lower bottom plate, and the third angle is 32 degree. 如請求項8所述之手持電子裝置之免電源擴音箱,其中,該下斜板與該下底板之間進一步設置有一支撐條,該支撐條頂持於該下斜板與該下底板之間。 The power-free speaker of the handheld electronic device of claim 8, wherein a support bar is further disposed between the lower sloping plate and the lower bottom plate, and the support bar is supported between the lower slant plate and the lower bottom plate. . 如請求項6所述之手持電子裝置之免電源擴音箱,其中,該第二透孔與該水平隔板間形成有一共振腔室,該共振腔室係與該導引通道部分相互連通。 The power-free speaker of the handheld electronic device of claim 6, wherein a resonant cavity is formed between the second through hole and the horizontal partition, and the resonant cavity is in communication with the guiding channel portion.
TW104216221U 2015-10-08 2015-10-08 Power-source-free sound amplifier for handheld electronic device TWM520774U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107547970A (en) * 2017-09-27 2018-01-05 成都师范学院 A kind of passive loudspeaker box and toneable passive loudspeaker box
TWI667649B (en) * 2018-01-23 2019-08-01 王宇寧 Violin ring with stereo surround sound field

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107547970A (en) * 2017-09-27 2018-01-05 成都师范学院 A kind of passive loudspeaker box and toneable passive loudspeaker box
CN107547970B (en) * 2017-09-27 2023-11-28 成都师范学院 Passive loudspeaker box and tuning passive loudspeaker box
TWI667649B (en) * 2018-01-23 2019-08-01 王宇寧 Violin ring with stereo surround sound field

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