JPH01226299A - Vibration device - Google Patents
Vibration deviceInfo
- Publication number
- JPH01226299A JPH01226299A JP5154388A JP5154388A JPH01226299A JP H01226299 A JPH01226299 A JP H01226299A JP 5154388 A JP5154388 A JP 5154388A JP 5154388 A JP5154388 A JP 5154388A JP H01226299 A JPH01226299 A JP H01226299A
- Authority
- JP
- Japan
- Prior art keywords
- magnet
- magnets
- vibration plate
- exciting
- excitation
- 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.)
- Pending
Links
- 230000005284 excitation Effects 0.000 claims description 38
- 230000004907 flux Effects 0.000 abstract description 11
- 239000000919 ceramic Substances 0.000 abstract description 2
- 229910052761 rare earth metal Inorganic materials 0.000 abstract description 2
- 229910000859 α-Fe Inorganic materials 0.000 abstract description 2
- 239000000835 fiber Substances 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 4
- 238000004804 winding Methods 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 239000000123 paper Substances 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明は励磁体又はマグネットを往復動させることによ
り振動を発生する振動装置に関するものである。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a vibration device that generates vibrations by reciprocating an excitation body or a magnet.
（従来の技術）
この種の振動装置として第２図に示すものが知られてい
る（実開昭６１−１９７７８４号）。即ち、振動装置１
０は振動部１１を構成するケース１２内に偏平ドーナツ
状のマグネット１３と鉄系の巻枠１４に巻回してなる励
磁コイル１５とを組込み、マグネット１３をケース１２
に固定し、且、巻枠１４を板ばね１６に連結せしめて励
磁体１７を形成している。また、励磁体１７をマグネッ
ト１３に所定の振動許容空間をおいて対向させるととも
に、励磁コイル１５にリード線１８を接続したものであ
る。(Prior Art) As a vibrating device of this type, the one shown in FIG. 2 is known (Utility Model Application No. 197784/1984). That is, the vibration device 1
0 incorporates a flat donut-shaped magnet 13 and an excitation coil 15 wound around an iron-based winding frame 14 into a case 12 constituting a vibrating section 11.
The winding frame 14 is fixed to the leaf spring 16, and the excitation body 17 is formed by connecting the winding frame 14 to the leaf spring 16. Further, the excitation body 17 is arranged to face the magnet 13 with a predetermined vibration permissible space therebetween, and a lead wire 18 is connected to the excitation coil 15.
この振動装置１０によれば、励磁コイル１５に交番電流
を印加するときは励磁体１７とマグネット１３との間で
吸引・反撥力が生じ、板ばね１６を介して励磁体１７が
振動しケース１２に伝播する。According to this vibrator 10, when an alternating current is applied to the excitation coil 15, attraction and repulsion are generated between the excitation body 17 and the magnet 13, and the excitation body 17 vibrates via the plate spring 16, causing the case 12 to vibrate. propagate to.
（発明が解決しようとする課題）
しかしながら、前記従来の振動装置では、大きな振動で
得るためには、励磁コイル１５の巻数を多くしたり、マ
グネット１３を大きなものとすることを要し、各構成部
品の大型化を招来するという問題点を有していた。(Problems to be Solved by the Invention) However, in the conventional vibrating device, in order to obtain large vibrations, it is necessary to increase the number of turns of the excitation coil 15 or to make the magnet 13 large. This has the problem of increasing the size of the parts.
本発明の目的は前記従来の問題点に鑑み、各構成部品を
大型化することなく、より大、きな振動を得ることがで
きる振動装置を提供することにある。SUMMARY OF THE INVENTION In view of the above-mentioned conventional problems, an object of the present invention is to provide a vibrating device that can generate larger vibrations without increasing the size of each component.
（課題を解決するための手段）
本発明は前記目的を達成するため、励磁コイルを巻回し
た平面状の励磁体と該励磁体に対向するマグネットとを
備え、該励磁コイルに交番電流を流すことにより該励磁
体又は該マグネットの一方を振動させる振動装置におい
て、前記励磁体又は前記マグネットの一方を振動自在の
振動プレートに設置するとともに、他方を該振動プレー
トの両面に対向して設けたことを特徴とする。(Means for Solving the Problems) In order to achieve the above object, the present invention includes a planar excitation body around which an excitation coil is wound and a magnet facing the excitation body, and an alternating current is passed through the excitation coil. In a vibrating device for vibrating one of the excitation body or the magnet, one of the excitation body or the magnet is installed on a vibrating plate that can freely vibrate, and the other is provided opposite to both sides of the vibration plate. It is characterized by
（作 用）
本発明によれば、励磁体の両面にマグネットを対向配置
したときは、励磁体に交番電流を印加するとき、励磁体
の一面側に起きる磁束と一方のマグネットの磁束が、ま
た、励磁コイルの他面側に起きる磁束と他方のマグネッ
トの磁束がそれぞれ相互に磁気干渉を起こす。他方、マ
グネットの両面に励磁体を対向配置するときは、マグネ
ットの一面側に起きる磁束と一方の励磁体の磁束が、ま
た、マグネットの他面側に起きる磁束と他方の励磁体が
それぞれ相互に磁気干渉を起こす。(Function) According to the present invention, when the magnets are arranged opposite to each other on both sides of the excitation body, when an alternating current is applied to the excitation body, the magnetic flux generated on one side of the excitation body and the magnetic flux of one magnet are , the magnetic flux generated on the other side of the excitation coil and the magnetic flux of the other magnet cause magnetic interference with each other. On the other hand, when excitation bodies are placed facing each other on both sides of the magnet, the magnetic flux generated on one side of the magnet and the magnetic flux of one excitation body are mutually related, and the magnetic flux generated on the other side of the magnet and the other excitation body are mutually mutually generated. Causes magnetic interference.
（実施例）
第１図及び第３図は不発゛明の第１の実施例を示すもの
で、２０は振動装置゛で□、−面を□開口し偏平方形状
に形成したケーシング２１を有しており、ケーシング２
１の開口面には、バネ部材２２を介して振動自在に振動
プレート２３を取付けている。(Embodiment) Figs. 1 and 3 show a first embodiment of the non-explosion device, in which 20 is a vibrating device and has a casing 21 formed into an oblate shape with □ and - sides opened □. and casing 2
A vibration plate 23 is attached to the opening surface of 1 via a spring member 22 so as to be able to vibrate freely.
この振動プレート２３は硬質の紙、カーボンファイバー
、セラミック等からなり、環状に巻回された平面状の励
磁コイル２４を固着した励磁体２５が形成されている。The vibration plate 23 is made of hard paper, carbon fiber, ceramic, or the like, and has an excitation body 25 to which a planar excitation coil 24 wound annularly is fixed.
２’６ａ、２６ｂは２個のマグネットで、フェライト或
いは希土類にて形成され、鉄系の各マグネットプレート
２７ａ、２７ｂの内側に偏平環状に固着している。各マ
グネット２６ａ、２６ｂはそれぞれ同一の磁極が励磁体
２５の両面に磁力が影響し合う間隔で対向配置している
。Two magnets 2'6a and 26b are made of ferrite or rare earth, and are fixed in a flat ring shape to the inside of each iron-based magnet plate 27a, 27b. The magnets 26a and 26b have the same magnetic poles facing each other at intervals such that their magnetic forces influence each other on both sides of the excitation body 25.
２８ａ、２８ｂ、２８ｃ、２８ｄは貫通孔で、支持棒２
９が遊嵌状態で各貫通孔２７ａ〜２７ｄに挿通している
。またケーシング２１及び各マグネットプレート２７ａ
、２７ｂの各貫通孔２８ａ〜２８ｃを介して、溶接ナツ
ト３０’ ａ’、 ３０ ｂ’。28a, 28b, 28c, and 28d are through holes, through which the support rod 2
9 is loosely inserted into each of the through holes 27a to 27d. In addition, the casing 21 and each magnet plate 27a
, 27b through the respective through holes 28a to 28c of the welding nuts 30'a', 30b'.
３０ｃと、座金３１ ａ、 ３１ ｂ、 ３１ ｃ
及び締めナツト３２ ａ、 ３２ ｂ、 ３２ ｃ
とを対向して支持棒２９に螺合し、各マグネット２６ａ
、２６ｂをケーシング２１内に固定している。３３は励
磁コイル２４に接続するリード線で、マグネットプレー
ト２７ａ及びケーシング２１に設けられた図示しないリ
ード練入を通り、図示しない牙−ディオ装置に連結する
アンプに接続している。30c, washers 31a, 31b, 31c
and tightening nuts 32 a, 32 b, 32 c
are screwed onto the support rod 29 facing each other, and each magnet 26a
, 26b are fixed within the casing 21. 33 is a lead wire connected to the excitation coil 24, which passes through a lead wire (not shown) provided on the magnet plate 27a and the casing 21, and is connected to an amplifier connected to a fan-dio device (not shown).
本実施例によれば、リード線３３を介してオーディオ装
置からの交番電流を励磁コイル２４に印加するときは、
励磁体２５の磁束と各マグネット２６ａ、２６ｂの磁束
とが相互に磁気干渉を起し、振動プレート２２が各マグ
ネット２６ａ、２６ｂ間で大きく振動することとなる。According to this embodiment, when applying an alternating current from the audio device to the excitation coil 24 via the lead wire 33,
The magnetic flux of the excitation body 25 and the magnetic flux of each magnet 26a, 26b cause magnetic interference with each other, and the vibration plate 22 vibrates greatly between each magnet 26a, 26b.
従って、室内の壁に取付は壁面振動装置とし、音楽を楽
しむことができることは勿論のこと、励磁体２５に防水
加工を施し水中で使用する場合にあっては、水の抵抗に
抗して振動し、水中振動装置として有効に機能する。Therefore, by installing a wall vibrator on the wall of the room, you can not only enjoy music, but also make it possible to vibrate against the resistance of the water if the exciter 25 is waterproofed and used underwater. It functions effectively as an underwater vibration device.
第４図は本発明の第２の実施例を示すもので、振動プレ
ート２３にマグネットと励磁体との組合せを４個取付け
たものとしても良い。FIG. 4 shows a second embodiment of the present invention, in which four combinations of magnets and excitation bodies may be attached to the vibrating plate 23.
尚、前記実施例では、振動プレート２３に励磁体２５を
取付け、各マグネット２６ａ、２６ｂを励磁体２５に対
向するよう配置しているが、これとは逆に、振動プレー
ト２３にマグネットを取付け、各励□磁体２５をマグネ
ットに対向するように設けても良い。また、振動プレー
ト２３及びマグネット２６ａ、２６ｂはケーシング２１
に取付けられているが、ケーシング２１の代りにフレー
ム或いはパイプにて枠組された支持部材に取付けるよう
にしても良い。In the above embodiment, the excitation body 25 is attached to the vibrating plate 23, and the magnets 26a and 26b are arranged to face the excitation body 25, but in contrast to this, the magnets are attached to the vibrating plate 23, Each exciting magnetic body 25 may be provided so as to face the magnet. Furthermore, the vibration plate 23 and the magnets 26a, 26b are attached to the casing 21.
However, instead of the casing 21, it may be attached to a support member framed by a frame or a pipe.
（発明の効果）
以上説明したように、本発明によれば、励磁体の両面或
いはマグネットの両面で磁気干渉を起すことから、振動
プレートの振動が大きくなり、これにより、部品を大き
くすることなく大きな振動発揮する振動装置が提供され
るという利点を有する。(Effects of the Invention) As explained above, according to the present invention, since magnetic interference occurs on both sides of the excitation body or both sides of the magnet, the vibration of the vibrating plate becomes large, and thereby, without increasing the size of the parts. This has the advantage of providing a vibrating device that exhibits large vibrations.
第１図及び第３図は本発明の第１の実施例を示すもので
、第１図は振動装置の正面図、第２図は従来の振動装置
を示す断面図、第３図は第１図の■−■線矢印方向の断
面図、第４図は第２の実施例に係る振動装置を示す正面
図である。
図中、２０・・・振動装置、２３・・・振動プレート、
２４・・・励磁コイル、２５・・・励磁体、２６ａ、２
６ｂ・・・マグネット。1 and 3 show a first embodiment of the present invention, FIG. 1 is a front view of a vibrating device, FIG. 2 is a sectional view showing a conventional vibrating device, and FIG. FIG. 4 is a sectional view taken in the direction of the arrow ``■-■'' in the figure, and a front view showing the vibrating device according to the second embodiment. In the figure, 20... vibrating device, 23... vibrating plate,
24... Exciting coil, 25... Exciting body, 26a, 2
6b...Magnet.
Claims (1)
するマグネットとを備え、該励磁コイルに交番電流を流
すことにより該励磁体又は該マグネットの一方を振動さ
せる振動装置において、前記励磁体又は前記マグネット
の一方を振動自在の振動プレートに設置するとともに、
他方を該振動プレートの両面に対向して設けた ことを特徴とする振動装置。[Claims] A planar excitation body around which an excitation coil is wound and a magnet facing the excitation body, and one of the excitation body or the magnet is made to vibrate by passing an alternating current through the excitation coil. In the vibrating device, one of the excitation body or the magnet is installed on a vibrating plate that can freely vibrate, and
A vibrating device characterized in that the other vibrating plate is provided oppositely on both sides of the vibrating plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5154388A JPH01226299A (en) | 1988-03-07 | 1988-03-07 | Vibration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5154388A JPH01226299A (en) | 1988-03-07 | 1988-03-07 | Vibration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01226299A true JPH01226299A (en) | 1989-09-08 |
Family
ID=12889939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5154388A Pending JPH01226299A (en) | 1988-03-07 | 1988-03-07 | Vibration device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01226299A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0544264U (en) * | 1991-11-22 | 1993-06-15 | 株式会社トーキン | Vibration body for vibration alarm |
| EP1304903A2 (en) | 2001-10-09 | 2003-04-23 | Matsushita Electric Industrial Co., Ltd. | Electro-acoustic transducer and electronic device |
| EP1434463A2 (en) * | 2002-12-27 | 2004-06-30 | Matsushita Electric Industrial Co., Ltd. | Electroacoustic transducer and electronic apparatus with such a transducer |
| WO2015193160A1 (en) * | 2014-06-18 | 2015-12-23 | Sennheiser Electronic Gmbh & Co. Kg | Electrodynamic sound transducer |
-
1988
- 1988-03-07 JP JP5154388A patent/JPH01226299A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0544264U (en) * | 1991-11-22 | 1993-06-15 | 株式会社トーキン | Vibration body for vibration alarm |
| EP1304903A2 (en) | 2001-10-09 | 2003-04-23 | Matsushita Electric Industrial Co., Ltd. | Electro-acoustic transducer and electronic device |
| EP1304903A3 (en) * | 2001-10-09 | 2006-09-20 | Matsushita Electric Industrial Co., Ltd. | Electro-acoustic transducer and electronic device |
| EP1434463A2 (en) * | 2002-12-27 | 2004-06-30 | Matsushita Electric Industrial Co., Ltd. | Electroacoustic transducer and electronic apparatus with such a transducer |
| KR20040060820A (en) * | 2002-12-27 | 2004-07-06 | 마쯔시다덴기산교 가부시키가이샤 | Electroacoustic transducer and electronic apparatus |
| EP1434463A3 (en) * | 2002-12-27 | 2008-11-26 | Panasonic Corporation | Electroacoustic transducer and electronic apparatus with such a transducer |
| WO2015193160A1 (en) * | 2014-06-18 | 2015-12-23 | Sennheiser Electronic Gmbh & Co. Kg | Electrodynamic sound transducer |
| CN106537936A (en) * | 2014-06-18 | 2017-03-22 | 森海塞尔电子股份有限及两合公司 | Electrodynamic sound transducer |
| US10117025B2 (en) | 2014-06-18 | 2018-10-30 | Sennheiser Electronic Gmbh & Co. Kg | Electrodynamic sound transducer |
| CN106537936B (en) * | 2014-06-18 | 2019-06-28 | 森海塞尔电子股份有限及两合公司 | Electrodynamic type acoustic transformer |
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