JPH1094087A - Elliptical speaker diaphragm and elliptical speaker using the same - Google Patents
Elliptical speaker diaphragm and elliptical speaker using the sameInfo
- Publication number
- JPH1094087A JPH1094087A JP8241745A JP24174596A JPH1094087A JP H1094087 A JPH1094087 A JP H1094087A JP 8241745 A JP8241745 A JP 8241745A JP 24174596 A JP24174596 A JP 24174596A JP H1094087 A JPH1094087 A JP H1094087A
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- diameter side
- main body
- elliptical
- elliptical speaker
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Diaphragms For Electromechanical Transducers (AREA)
Abstract
(57)【要約】
【課題】 本発明は映像・音響機器などに使用されるス
ピーカ装置に用いられる楕円形スピーカ用振動板および
これを用いた楕円形スピーカに関するものであり、低音
の増強、高能率化を図った信頼性に優れた楕円形スピー
カの提供を目的とするものである。
【解決手段】 本発明はエッジ部より大きな振動板本体
を用いて低音の増強を図った楕円形スピーカ用振動板に
おいて、楕円形スピーカ用振動板１０の屈曲部１０ｃよ
り短径側は小さな外形寸法に、長径側は大きな外形寸法
に振動板本体１０ａを形成し、この振動板本体１０ａの
短径側を上記屈曲部１０ｃに当接させて極めて容易に位
置決めすることで上記エッジ部１０ｂと振動板本体１０
ａの結合作業の繁雑さと結合の信頼性を確保して、高品
質の楕円形スピーカを提供可能としたものである。
(57) Abstract: The present invention relates to an elliptical speaker diaphragm used for a speaker device used for video / audio equipment and the like, and an elliptical speaker using the same. It is an object of the present invention to provide an elliptical speaker with high efficiency and high reliability. SOLUTION: The present invention relates to an elliptical speaker diaphragm in which bass is enhanced by using a diaphragm main body larger than an edge portion. In addition, the diaphragm main body 10a is formed with a large outer dimension on the long diameter side, and the short diameter side of the diaphragm main body 10a is abutted against the bent portion 10c and positioned very easily, so that the edge portion 10b and the diaphragm 10b can be positioned very easily. Body 10
In this embodiment, it is possible to provide a high-quality elliptical speaker while securing the complexity of the connecting operation and the reliability of the connecting.
Description
【０００１】[0001]
【発明の属する技術分野】本発明は映像・音響機器など
に使用されるスピーカ装置に用いられる楕円形スピーカ
用振動板およびこれを用いた楕円形スピーカに関するも
のである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an elliptical speaker diaphragm used for a speaker device used for video / audio equipment and the like, and an elliptical speaker using the same.
【０００２】[0002]
【従来の技術】近年、映像・音響機器などに使用される
スピーカは、スリムで高性能化が要求され、同一口径で
も振動板を一回り大きくした構成の楕円形スピーカが低
音の増強・高能率化を図るものとして採用されている。2. Description of the Related Art In recent years, loudspeakers used in video and audio equipment have been required to be slim and have high performance. It has been adopted as a way to achieve the goal.
【０００３】以下、図２、図３によりこの種の従来の楕
円形スピーカについて説明する。図２は楕円形スピーカ
の短径側側断面図であり、図３（ａ）は同要部である楕
円形スピーカ用振動板の上面図であり、図３（ｂ）は同
長径側側面図、図３（ｃ）は短径側側面図である。A conventional elliptical speaker of this type will be described below with reference to FIGS. FIG. 2 is a sectional view on the short diameter side of the elliptical speaker, FIG. 3A is a top view of the diaphragm for the elliptical speaker which is the main part, and FIG. FIG. 3C is a side view of the short diameter side.
【０００４】同図によると、１は磁気回路であり、ボト
ムプレート１ａ、マグネット１ｂ、トッププレート１ｃ
で構成され、トッププレート１ｃとボトムプレート１ａ
の間には磁気ギャップ１ｄが形成されている。According to FIG. 1, reference numeral 1 denotes a magnetic circuit, which includes a bottom plate 1a, a magnet 1b, and a top plate 1c.
And a top plate 1c and a bottom plate 1a.
A magnetic gap 1d is formed between them.
【０００５】２はトッププレート１ｃに結合されたフレ
ームである。３はボイスコイルであり、磁気ギャップ１
ｄにはめ込まれるとともに、外周がフレーム２に結合さ
れたダンパー７の内周に結合されて位置決め保持されて
いる。[0005] Reference numeral 2 denotes a frame connected to the top plate 1c. Reference numeral 3 denotes a voice coil, and a magnetic gap 1
d, and the outer periphery is coupled to the inner periphery of the damper 7 coupled to the frame 2 and positioned and held.
【０００６】４は振動板であり、エッジ部４ａを介して
フレーム２に外周が結合されるとともに内周は上記ボイ
スコイル３に結合されている。Reference numeral 4 denotes a diaphragm, the outer periphery of which is connected to the frame 2 via the edge 4a, and the inner periphery of which is connected to the voice coil 3.
【０００７】５は錦糸線であり、ボイスコイル３と外端
子６を接続するものである。以上の構成によって、外端
子６から入力した電気信号によりボイスコイル３を振動
させて振動板４を振動させて発音させるものである。Reference numeral 5 denotes a tinsel wire for connecting the voice coil 3 and the external terminal 6. With the above configuration, the voice coil 3 is vibrated by the electric signal input from the external terminal 6 to vibrate the diaphragm 4 to generate sound.
【０００８】次に、上記振動板４についてより詳細につ
いて説明すると、上記振動板４は楕円振動板といわれる
ものであり、エッジ部４ａのロール部分４ｂより振動板
本体４ｃの外形を大きくし、エッジ部４ａと振動板本体
４ｃの結合貼り合わせは全周振動板本体４ｃの下部に貼
り合わせた構成となっている。Next, the diaphragm 4 will be described in more detail. The diaphragm 4 is called an elliptical diaphragm, and the outer shape of the diaphragm main body 4c is made larger than that of the roll portion 4b of the edge portion 4a. The portion 4a and the diaphragm main body 4c are bonded and bonded to a lower portion of the entire circumference diaphragm main body 4c.
【０００９】このように振動板本体４ｃをエッジ部４ａ
のロール部分４ｂよりも大きい外形とすることで低音の
増強、高能率化を図るものである。As described above, the diaphragm main body 4c is connected to the edge portion 4a.
By making the outer shape larger than the roll portion 4b, the bass sound is enhanced and the efficiency is improved.
【００１０】[0010]
【発明が解決しようとする課題】しかしながら、振動板
本体４ｃとエッジ部４ａの貼り合わせは、位置決めする
ものがなく、また、振動板本体４ｃが図２、図３のごと
くコーン形状で、貼り合わせ部分で傾斜しているため、
製造が繁雑で製造コストが高く、且つ貼り合わせの信頼
性に乏しく楕円形スピーカとして実使用時に両者が剥が
れる恐れがあった。However, the diaphragm body 4c and the edge portion 4a are not bonded to each other, and the diaphragm body 4c has a cone shape as shown in FIGS. Because it is inclined at the part,
The production is complicated, the production cost is high, and the reliability of bonding is poor, so that there is a possibility that both may be peeled off at the time of actual use as an elliptical speaker.
【００１１】[0011]
【課題を解決するための手段】本発明は上記課題を解決
するために、エッジ部の屈曲部より短径側は小さな外形
寸法に、長径側は大きな外形寸法に振動板本体を形成
し、この振動板本体の短径側を上記屈曲部に当接させて
上記エッジ部と振動板を結合して楕円形スピーカ用振動
板を形成し、屈曲部に振動板本体を当接させることで位
置決めを極めて容易にして信頼性の高い貼り合わせ結合
が安価に行えるものである。In order to solve the above-mentioned problems, the present invention forms a diaphragm main body with a small outer dimension on the shorter diameter side and a larger outer dimension on the longer diameter side than the bent portion of the edge portion. The short-diameter side of the diaphragm body is brought into contact with the bent portion, the edge portion and the diaphragm are joined to form a diaphragm for an elliptical speaker, and positioning is performed by bringing the diaphragm body into contact with the bent portion. It is extremely easy to perform highly reliable bonding at low cost.
【００１２】[0012]
【発明の実施の形態】本発明の請求項１に記載の発明
は、エッジ部の屈曲部より短径側は小さな外形寸法に、
長径側は大きな外形寸法に振動板本体を形成し、この振
動板本体の短径側を上記屈曲部に当接させて上記エッジ
部と振動板本体を結合したものであり、屈曲部に振動板
本体を当接させることで位置決めを極めて容易にして貼
り合わせ結合できるものである。DESCRIPTION OF THE PREFERRED EMBODIMENTS The invention according to claim 1 of the present invention is characterized in that a smaller outer dimension is provided on the minor diameter side than the bent portion of the edge portion.
The longer diameter side forms a diaphragm main body with a large outer dimension, and the shorter diameter side of the diaphragm main body is brought into contact with the bent portion to connect the edge portion and the diaphragm main body. By abutting the main body, positioning can be made extremely easy and bonding can be performed.
【００１３】本発明の請求項２に記載の発明は、エッジ
部の屈曲部より短径側は小さな外形寸法に、長径側は大
きな外形寸法に振動板本体を形成し、その境界部分に切
り込みを設け、上記エッジ材を挟持するように結合して
なるものであり、エッジ部を振動板本体で挟み込むこと
で位置決めを極めて容易にして貼り合わせ結合できるも
のである。In the invention according to a second aspect of the present invention, the diaphragm main body is formed to have a small outer dimension on the shorter diameter side and a larger outer dimension on the longer diameter side than the bent portion of the edge portion, and a cut is made at a boundary portion thereof. The edge material is joined so as to sandwich the edge material. By sandwiching the edge portion with the diaphragm main body, the positioning is extremely facilitated and the joining can be performed.
【００１４】本発明の請求項３に記載の発明は、請求項
１または２記載の楕円形スピーカ振動板を用いてスピー
カを構成することによって、低音の増強が図れた高品質
のスピーカを提供できるものである。According to a third aspect of the present invention, a high-quality loudspeaker in which bass is enhanced can be provided by forming a speaker using the elliptical loudspeaker diaphragm according to the first or second aspect. Things.
【００１５】以下、本発明の実施の形態について図１に
より説明する。なお、楕円形スピーカの構成は従来技術
と同様であるので、説明は省略し、要部である楕円形ス
ピーカ用振動板について説明する。Hereinafter, an embodiment of the present invention will be described with reference to FIG. Since the configuration of the elliptical speaker is the same as that of the conventional art, the description is omitted, and the main part of the diaphragm for the elliptical speaker will be described.
【００１６】図１（ａ）は本発明の要部である楕円形ス
ピーカ用振動板の上面図であり、図１（ｂ）は同長径側
側面図、図１（ｃ）は短径側側面図である。同図による
と、１０ａは振動板本体であり、短径側の振動板本体１
０ａの外形Ｃはエッジ部１０ｂのロール部１０ｅの屈曲
部１０ｃまでの内径Ｄと略同一とし、長径側の振動板本
体１０ａの外形Ｆはエッジ部１０ｂの対応する屈曲部１
０ｃまでの内径Ｂより大きくしたものである。FIG. 1A is a top view of a diaphragm for an elliptical speaker, which is a main part of the present invention. FIG. 1B is a side view of the same major-diameter side, and FIG. FIG. According to the drawing, reference numeral 10a denotes a diaphragm main body, and the diaphragm main body 1 on the minor diameter side.
The outer shape C of the edge portion 10b is substantially the same as the inner diameter D of the roll portion 10e of the edge portion 10b up to the bent portion 10c, and the outer shape F of the longer-diameter side diaphragm body 10a is the corresponding bent portion 1 of the edge portion 10b.
It is larger than the inner diameter B up to 0c.
【００１７】以上のように構成された楕円形スピーカ用
振動板１０は、切り込み部１１を境にして短径側におい
ては振動板本体１０ａをエッジ部１０ｂの下側に、長径
側においては振動板本体１０ａをエッジ部１０ｂの上側
に貼り合わせ結合して形成しているものである。In the elliptical speaker diaphragm 10 configured as described above, the diaphragm main body 10a is located below the edge portion 10b on the short diameter side of the cut portion 11, and the diaphragm is located on the long diameter side. The main body 10a is formed by bonding the main body 10a to the upper side of the edge portion 10b.
【００１８】なお、このとき短径側の振動板本体１０ａ
の外周はエッジ部１０ｂのロール部１０ｅの屈曲部１０
ｃに当接させることによって両者の貼り合わせ時の位置
決めを容易に行うことができるものである。At this time, the diaphragm body 10a on the shorter diameter side
The outer periphery of the bent portion 10 of the roll portion 10e of the edge portion 10b
By abutting on c, positioning at the time of bonding the two can be easily performed.
【００１９】また、両者の貼り合わせ時の位置決めは、
切り込み部１１の切り込み寸法を規定して、この切り込
み部１１にエッジ部１０ｂを突き合わせて位置決めを容
易に行わせることも可能である。Further, the positioning at the time of bonding the two is
It is also possible to define the cut size of the cut portion 11 and to easily position the cut portion 11 by abutting the edge portion 10b.
【００２０】以上のように、位置決めを容易にしたので
貼り合わせ作業の繁雑さが解消され、貼り合わせの信頼
性も向上するものであり、楕円形スピーカとしても低音
の増強、高能率化を図った高品質のものを安価に提供で
きるものである。As described above, since the positioning is facilitated, the complexity of the bonding operation is eliminated and the reliability of the bonding is improved, and the bass sound is enhanced and the efficiency is improved even as an elliptical speaker. High-quality products can be provided at low cost.
【００２１】[0021]
【発明の効果】本発明は以上のように振動板のエッジ部
と振動板本体の貼り合わせを極めて容易に確実に行える
ので、楕円形スピーカとしての低音の増強、高能率化を
安価に且つ信頼性の優れたものとして提供できるもので
ある。As described above, according to the present invention, the edge portion of the diaphragm and the diaphragm main body can be extremely easily and reliably bonded to each other. It can be provided as one having excellent properties.
【図１】（ａ）本発明の楕円形スピーカの要部である楕
円形スピーカ用振動板の一実施の形態の上面図 （ｂ）同長径側側面図 （ｃ）同短径側側面図1A is a top view of one embodiment of a diaphragm for an elliptical speaker which is a main part of the elliptical speaker of the present invention, FIG. 1B is a side view of the same major diameter side, and FIG.
【図２】従来の楕円形スピーカの側断面図FIG. 2 is a side sectional view of a conventional elliptical speaker.
【図３】（ａ）同要部である楕円形スピーカ用振動板の
上面図 （ｂ）同長径側側面図 （ｃ）同短径側側面図FIG. 3A is a top view of an elliptical speaker diaphragm which is a main part of the same. FIG. 3B is a side view of the same major diameter side.
１ 磁気回路 ２ フレーム ３ ボイスコイル ７ ダンパー １０ 楕円形スピーカ用振動板 １０ａ 振動板本体 １０ｂ エッジ部 １０ｃ 屈曲部 １１ 切り込み部 DESCRIPTION OF SYMBOLS 1 Magnetic circuit 2 Frame 3 Voice coil 7 Damper 10 Oval speaker diaphragm 10a Diaphragm main body 10b Edge part 10c Bend part 11 Notch part
Claims (3)
形寸法に、長径側は大きな外形寸法に振動板本体を形成
し、この振動板本体の短径側を上記屈曲部に当接させて
上記エッジ部と振動板本体を結合してなる楕円形スピー
カ用振動板。1. A diaphragm main body having a smaller outer dimension on the shorter diameter side than the bent portion of the edge portion and a larger outer dimension on the longer diameter side, and the shorter diameter side of the diaphragm main body is brought into contact with the bent portion. A diaphragm for an elliptical loudspeaker, comprising the edge part and the diaphragm body joined together.
形寸法に、長径側は大きな外形寸法に振動板本体を形成
し、その境界部分に切り込みを設け、この切り込みで上
記エッジ部を挟持して結合してなる楕円形スピーカ用振
動板。2. A diaphragm main body having a smaller outer dimension on the shorter diameter side and a larger outer dimension on the longer diameter side than the bent portion of the edge portion is provided with a notch at a boundary portion thereof, and the edge portion is sandwiched by the notch. A diaphragm for an elliptical loudspeaker, which is formed by combining with each other.
フレームと、上記磁気回路の磁気ギャップにはめ込ま
れ、外周が上記フレームに結合されたダンパーの内周に
結合されて保持されたボイスコイルと、内周がこのボイ
スコイルに結合され外周が上記フレームに結合された請
求項１または２記載の楕円形スピーカ用振動板とで構成
される楕円形スピーカ。3. A magnetic circuit, a frame coupled to the magnetic circuit, and a voice coil fitted in a magnetic gap of the magnetic circuit and having an outer periphery coupled to and held by an inner periphery of a damper coupled to the frame. 3. The elliptical speaker according to claim 1, wherein an inner periphery is coupled to the voice coil and an outer periphery is coupled to the frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24174596A JP3605959B2 (en) | 1996-09-12 | 1996-09-12 | Oval speaker diaphragm and elliptical speaker using the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP24174596A JP3605959B2 (en) | 1996-09-12 | 1996-09-12 | Oval speaker diaphragm and elliptical speaker using the same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH1094087A true JPH1094087A (en) | 1998-04-10 |
| JP3605959B2 JP3605959B2 (en) | 2004-12-22 |
Family
ID=17078918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP24174596A Expired - Fee Related JP3605959B2 (en) | 1996-09-12 | 1996-09-12 | Oval speaker diaphragm and elliptical speaker using the same |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3605959B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100781683B1 (en) * | 2006-10-23 | 2007-12-03 | 주식회사 대림음향 | Small speaker unit and small speaker using the same |
| JP4861825B2 (en) * | 2004-09-13 | 2012-01-25 | パナソニック株式会社 | Speaker system |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101732250B1 (en) * | 2015-04-23 | 2017-05-04 | 김석태 | Ultrasonic generator |
-
1996
- 1996-09-12 JP JP24174596A patent/JP3605959B2/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4861825B2 (en) * | 2004-09-13 | 2012-01-25 | パナソニック株式会社 | Speaker system |
| KR100781683B1 (en) * | 2006-10-23 | 2007-12-03 | 주식회사 대림음향 | Small speaker unit and small speaker using the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3605959B2 (en) | 2004-12-22 |
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