JP3290107B2 - Conductive damper - Google Patents
Conductive damperInfo
- Publication number
- JP3290107B2 JP3290107B2 JP21814097A JP21814097A JP3290107B2 JP 3290107 B2 JP3290107 B2 JP 3290107B2 JP 21814097 A JP21814097 A JP 21814097A JP 21814097 A JP21814097 A JP 21814097A JP 3290107 B2 JP3290107 B2 JP 3290107B2
- Authority
- JP
- Japan
- Prior art keywords
- damper
- conductive
- tinsel wire
- substrate
- conductive damper
- 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.)
- Expired - Fee Related
Links
- 239000012212 insulator Substances 0.000 claims description 5
- 239000000758 substrate Substances 0.000 description 18
- 239000000463 material Substances 0.000 description 8
- 239000004744 fabric Substances 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 238000009958 sewing Methods 0.000 description 2
- 101000982538 Homo sapiens Inositol polyphosphate 5-phosphatase OCRL Proteins 0.000 description 1
- 102100026724 Inositol polyphosphate 5-phosphatase OCRL Human genes 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Description
【０００１】[0001]
【発明の属する技術分野】この発明はスピーカの導電ダ
ンパーに係わり、特に、ダンパーに装着された錦糸線と
フレームとのショートを防止する手段にに関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a conductive damper of a loudspeaker, and more particularly to a means for preventing a short circuit between a tinsel wire mounted on the damper and a frame.
【０００２】[0002]
【従来の技術】従来の導電ダンパーの例を図４に示す。
図に示すダンパー基材１は布材に樹脂が含浸されて剛性
があり、同芯状にコルゲーションが形成されている。ダ
ンパー基材１の中心部はボイスコイルボビンに固着さ
れ、周辺部はスピーカのフレームに支持される。そして
ダンパー基材１はボイスコイルを磁気回路の磁界の所定
位置に保持する。ダンパー基材１にはボイスコイルへの
給電線としての錦糸線２、２が縫い付けられている。2. Description of the Related Art FIG. 4 shows an example of a conventional conductive damper.
The damper substrate 1 shown in the figure has a rigidity by impregnating a cloth material with a resin, and corrugations are formed concentrically. The center of the damper substrate 1 is fixed to the voice coil bobbin, and the periphery is supported by the speaker frame. Then, the damper substrate 1 holds the voice coil at a predetermined position of the magnetic field of the magnetic circuit. Kinshi wires 2, 2 as power supply lines to the voice coil are sewn on the damper base material 1.
【０００３】[0003]
【発明が解決しようとする課題】上記した従来の導電ダ
ンパーにおいて、錦糸線２をダンパー基材１に縫い付け
るときに、錦糸線２の一部が針先に引っ掛かって縫い糸
と共にダンパー基材１の裏側まで出てくることがある。
その場合に図５示すように、錦糸線２はダンパー基材１
を支持するフレーム３と接触して錦糸線２とフレーム３
とがショートする。その結果スピーカを車に取付ける
と、錦糸線２が車の板金ともショートし電気ノイズがス
ピーカから出るという問題が発生する。In the above-described conventional conductive damper, when the tinsel wire 2 is sewn to the damper substrate 1, a part of the tinsel wire 2 is hooked on the needle tip and the sewing thread and the damper substrate 1 are sewn. Sometimes it comes out to the back.
In that case, as shown in FIG.
The tinsel wire 2 and the frame 3
And short-circuit. As a result, when the loudspeaker is mounted on a car, a problem arises in that the tinsel wire 2 is short-circuited to the sheet metal of the car and electric noise is emitted from the loudspeaker.
【０００４】この発明は上記した点に鑑みてなされたも
のであって、その目的とするところは、錦糸線の一部が
ダンパー基材の裏側に出ても錦糸線とスピーカのフレー
ムとがショートすることのない導電ダンパーを提供する
ことにある。[0004] The present invention has been made in view of the above points, and an object thereof is to short-circuit the tinsel wire and the speaker frame even if a part of the tinsel wire is exposed behind the damper base material. SUMMARY OF THE INVENTION An object of the present invention is to provide a conductive damper that does not need to be used.
【０００５】[0005]
【課題を解決するための手段】この発明の導電ダンパー
は、スピーカボイスコイルボビンを定位置に支持しボイ
スコイルに接続される錦糸線が装着された導電ダンパー
において、錦糸線の装着された部分の錦糸線と反対側の
面に凹みを設けたものである。According to the present invention, there is provided a conductive damper for supporting a speaker voice coil bobbin in a fixed position and having a tinsel wire connected to a voice coil mounted thereon, the tinsel at a portion where the tinsel wire is mounted. A concave is provided on the surface opposite to the line.
【０００６】また、前記導電ダンパーにおいて、前記凹
みに絶縁物を装着したものである。Further, in the conductive damper, an insulator is attached to the recess.
【０００７】[0007]
【発明の実施の形態】この発明の実施例である導電ダン
パーを図面に基づいて説明する。図１はこの発明の第１
の実施例である導電ダンパーのスピーカフレームへの取
付け部分を示す断面図である。図に示すダンパー基材１
に縫い付けられた錦糸線２、２の裏側の部分にはダンパ
ー基材１を成形する型により凹み１ａ、１ａが形成され
ている。DESCRIPTION OF THE PREFERRED EMBODIMENTS A conductive damper according to an embodiment of the present invention will be described with reference to the drawings. FIG. 1 shows a first embodiment of the present invention.
It is sectional drawing which shows the attachment part to the speaker frame of the conductive damper which is an Example of FIG. Damper substrate 1 shown in the figure
On the back side of the tinsel cords 2 and 2 sewn are formed recesses 1 a and 1 a by a mold for molding the damper substrate 1.
【０００８】ダンパー基材１は図４に示す従来のものと
同様に布材に樹脂が含浸されており、中心部には同芯状
にコルゲーションが形成されている。図１はダンパー基
材１の周辺部の断面を示しており、この部分にはコルゲ
ーションが形成されていない。凹み１ａ、１ａの深さは
０．５ｍｍ程度である。ダンパー基材１の周辺部は接着
剤によりスピーカのフレーム３に接着される。The damper substrate 1 has a cloth material impregnated with a resin, similarly to the conventional damper substrate shown in FIG. 4, and a corrugation is formed concentrically at the center. FIG. 1 shows a cross section of a peripheral portion of the damper base material 1, in which corrugation is not formed. The depth of the recesses 1a, 1a is about 0.5 mm. The peripheral portion of the damper substrate 1 is bonded to the speaker frame 3 with an adhesive.
【０００９】図２にはこの実施例の導電ダンパーの錦糸
線２がダンパー基材１に縫い付けられるときに、錦糸線
２の一部が針先に引っ掛かって縫い糸と共にダンパー基
材１の裏側まで出てきた場合を示す。錦糸線２の裏側の
ダンパー基材１はフレームから離れているので錦糸線２
はフレーム３と接触せず、錦糸線２とフレーム３がショ
ートすることはない。FIG. 2 shows that when the tinsel wire 2 of the conductive damper according to this embodiment is sewn to the damper substrate 1, a part of the tinsel wire 2 is hooked on the needle tip to the back of the damper substrate 1 together with the sewing thread. Indicate when it comes out. Since the damper substrate 1 on the back side of the kinshi wire 2 is away from the frame, the kinshi wire 2
Does not come into contact with the frame 3, and the tinsel wire 2 and the frame 3 are not short-circuited.
【００１０】図３はこの発明の第２の実施例である導電
ダンパーのスピーカフレームへの取付け部分を示す断面
図である。第１の実施例と同様にダンパー基材１に縫い
付けられた錦糸線２、２の裏側の部分に凹み１ａ、１ａ
が形成されている。ダンパー基材１は図４に示す従来の
ものと同様に布材に樹脂が含浸されており、中心部には
同芯状にコルゲーションが形成されている。図３はダン
パー基材１の周辺部の断面を示しており、この部分には
コルゲーションが形成されていない。この例では凹み１
ａ、１ａに絶縁物４、４が張り付けられている。絶縁物
４、４があるために錦糸線２とフレーム３のショートが
さらに確実に防止される。FIG. 3 is a sectional view showing a portion of a conductive damper according to a second embodiment of the present invention mounted on a speaker frame. In the same manner as in the first embodiment, dents 1a, 1a are formed on the back side of tinsel wires 2, 2 sewn on damper substrate 1.
Are formed. The damper substrate 1 has a cloth material impregnated with a resin, similarly to the conventional damper substrate shown in FIG. 4, and has a corrugation formed concentrically at the center. FIG. 3 shows a cross section of a peripheral portion of the damper substrate 1, and no corrugation is formed in this portion. In this example, dent 1
The insulators 4 and 4 are attached to a and 1a. The presence of the insulators 4 prevents the short circuit between the tinsel wire 2 and the frame 3 more reliably.
【００１１】[0011]
【発明の効果】この発明の導電ダンパーによれば、錦糸
線がダンパー基材の裏側まで出てきても錦糸線とスピー
カフレームのショートが防止される。従来は錦糸線がダ
ンパー基材の裏側まで出たものは不良品となっていた
が、このような導電ダンパーも使用できるため導電ダン
パーの製造歩留まりが向上するという効果を得ることが
できる。According to the conductive damper of the present invention, a short circuit between the tinsel wire and the speaker frame can be prevented even if the tinsel wire comes out to the back side of the damper base material. Conventionally, a wire in which the tinsel wire is exposed to the back side of the damper substrate is a defective product. However, since such a conductive damper can be used, the effect of improving the production yield of the conductive damper can be obtained.
【図１】この発明の第１の実施例である導電ダンパーを
示す断面図である。FIG. 1 is a sectional view showing a conductive damper according to a first embodiment of the present invention.
【図２】同導電ダンパーの特別の状態を示す断面図であ
る。FIG. 2 is a sectional view showing a special state of the conductive damper.
【図３】この発明の第２の実施例である導電ダンパーを
示す断面図である。FIG. 3 is a sectional view showing a conductive damper according to a second embodiment of the present invention.
【図４】図４（ａ）は従来の導電ダンパーの例を示す平
面図、図４（ｂ）は図４（ａ）におけるＡ−Ａ断面図、
図４（ｃ）は図４（ａ）におけるＢ−Ｂ断面図である。4A is a plan view showing an example of a conventional conductive damper, FIG. 4B is a cross-sectional view taken along the line AA in FIG. 4A,
FIG. 4C is a sectional view taken along line BB in FIG.
【図５】従来の導電ダンパーの例を示す断面図である。FIG. 5 is a sectional view showing an example of a conventional conductive damper.
１ ダンパー基材、１ａ 凹み ２ 錦糸線 ３ フレーム ４ 絶縁物 DESCRIPTION OF SYMBOLS 1 Damper base material, 1a dent 2 Kinshi wire 3 Frame 4 Insulator
───────────────────────────────────────────────────── フロントページの続き (58)調査した分野(Int.Cl.7，ＤＢ名) H04R 9/02 103 H04R 1/06 310 H05K 9/00 ──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. 7 , DB name) H04R 9/02 103 H04R 1/06 310 H05K 9/00
Claims (2)
支持しボイスコイルに接続される錦糸線が装着された導
電ダンパーにおいて、錦糸線の装着された部分の錦糸線
と反対側の面に凹みを設けたことを特徴とする導電ダン
パー。1. A conductive damper having a loudspeaker voice coil bobbin in place and supporting a tinsel wire connected to the voice coil, wherein a concave portion is provided on a surface of the portion on which the tinsel wire is mounted on a side opposite to the tinsel wire. A conductive damper, characterized in that:
導電ダンパー。2. The conductive damper according to claim 1, wherein an insulator is attached to the recess.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21814097A JP3290107B2 (en) | 1997-07-29 | 1997-07-29 | Conductive damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21814097A JP3290107B2 (en) | 1997-07-29 | 1997-07-29 | Conductive damper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH1155791A JPH1155791A (en) | 1999-02-26 |
| JP3290107B2 true JP3290107B2 (en) | 2002-06-10 |
Family
ID=16715276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21814097A Expired - Fee Related JP3290107B2 (en) | 1997-07-29 | 1997-07-29 | Conductive damper |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3290107B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002247690A (en) * | 2001-02-16 | 2002-08-30 | Pioneer Electronic Corp | Conductive damper for loudspeaker |
-
1997
- 1997-07-29 JP JP21814097A patent/JP3290107B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH1155791A (en) | 1999-02-26 |
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