JP2020019002A - リニア振動モータ - Google Patents
リニア振動モータ Download PDFInfo
- Publication number
- JP2020019002A JP2020019002A JP2019130063A JP2019130063A JP2020019002A JP 2020019002 A JP2020019002 A JP 2020019002A JP 2019130063 A JP2019130063 A JP 2019130063A JP 2019130063 A JP2019130063 A JP 2019130063A JP 2020019002 A JP2020019002 A JP 2020019002A
- Authority
- JP
- Japan
- Prior art keywords
- coil
- permanent magnet
- vibration
- fixed
- vibration motor
- 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
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
- H02K33/16—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with polarised armatures moving in alternate directions by reversal or energisation of a single coil system
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/04—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with electromagnetism
- B06B1/045—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with electromagnetism using vibrating magnet, armature or coil system
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
- H02K33/12—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with armatures moving in alternate directions by alternate energisation of two coil systems
- H02K33/14—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with armatures moving in alternate directions by alternate energisation of two coil systems wherein the alternate energisation and de-energisation of the two coil systems are effected or controlled by movement of the armatures
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
- H02K33/18—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with coil systems moving upon intermittent or reversed energisation thereof by interaction with a fixed field system, e.g. permanent magnets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Abstract
Description
Claims (6)
- 収容空間を有するベースと、前記収容空間に収納される振動系と、前記振動系を前記収容空間に固定して懸架する弾性部材と、前記ベースに固定される、前記振動系が水平方向に垂直な方向に沿って振動するように駆動するための駆動系と、を備えるリニア振動モータであって、
前記振動系は、前記弾性部材に固定されるリング状の永久磁石ユニットと、その振動方向に沿って前記永久磁石ユニットにおける前記弾性部材に近寄る側に重畳設置される第1極コアとを備え、
前記駆動系は、前記ベースに固定され且つ振動方向に沿って互いに重畳設置される第1コイルおよび第2コイルを備え、前記第1コイルを流れる電流の方向と前記第2コイルを流れる電流の方向は逆であり、
前記永久磁石ユニットは、前記第1コイルと前記第2コイルを同時に取り囲み、且つ互いに間隔をあけて設置され、
前記永久磁石ユニットが前記駆動系の方向への正射影は、少なくとも一部が前記第1コイルと前記第2コイルに射影されることを特徴とするリニア振動モータ。 - 前記第1極コアの前記駆動系方向への正射影は完全に前記第1コイルに射影され、前記弾性部材が前記第1極コアに固定されることを特徴とする請求項1に記載のリニア振動モータ。
- 前記振動系は、その振動方向に沿って前記永久磁石ユニットにおける弾性部材から離れる側に重畳設置される第2極コアをさらに備えることを特徴とする請求項1に記載のリニア振動モータ。
- 前記第2極コアの前記駆動系方向への正投影は完全に前記第2コイルに射影されることを特徴とする請求項3に記載のリニア振動モータ。
- 前記駆動系は、前記ベースに固定されるコアをさらに備え、
前記第1コイルおよび前記第2コイルは、前記コアに外嵌固定され、且つ前記コアと前記永久磁石ユニットとの間に位置されることを特徴とする請求項1に記載のリニア振動モータ。 - 前記駆動系は、前記コアに外嵌固定される間隔ディスクをさらに備え、
前記間隔ディスクは、前記第1コイルと前記第2コイルとの間に挟まれて設置されることを特徴とする請求項5に記載のリニア振動モータ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821255160.0U CN208589890U (zh) | 2018-08-03 | 2018-08-03 | 线性振动电机 |
CN201821255160.0 | 2018-08-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2020019002A true JP2020019002A (ja) | 2020-02-06 |
Family
ID=65543028
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019130063A Pending JP2020019002A (ja) | 2018-08-03 | 2019-07-12 | リニア振動モータ |
Country Status (3)
Country | Link |
---|---|
US (1) | US20200038911A1 (ja) |
JP (1) | JP2020019002A (ja) |
CN (1) | CN208589890U (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111313647B (zh) * | 2020-03-02 | 2022-07-05 | 瑞声科技(新加坡)有限公司 | 线性马达 |
-
2018
- 2018-08-03 CN CN201821255160.0U patent/CN208589890U/zh not_active Expired - Fee Related
-
2019
- 2019-07-12 JP JP2019130063A patent/JP2020019002A/ja active Pending
- 2019-07-30 US US16/526,962 patent/US20200038911A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
CN208589890U (zh) | 2019-03-08 |
US20200038911A1 (en) | 2020-02-06 |
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