JP6353078B2 - スピーカ装置 - Google Patents
スピーカ装置 Download PDFInfo
- Publication number
- JP6353078B2 JP6353078B2 JP2016563683A JP2016563683A JP6353078B2 JP 6353078 B2 JP6353078 B2 JP 6353078B2 JP 2016563683 A JP2016563683 A JP 2016563683A JP 2016563683 A JP2016563683 A JP 2016563683A JP 6353078 B2 JP6353078 B2 JP 6353078B2
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- speaker unit
- magnet
- magnetic circuit
- yoke
- 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.)
- Active
Links
- 230000002093 peripheral effect Effects 0.000 claims description 33
- 230000005855 radiation Effects 0.000 claims description 29
- 230000004048 modification Effects 0.000 description 23
- 238000012986 modification Methods 0.000 description 23
- 239000007769 metal material Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000004907 flux Effects 0.000 description 4
- 229910000859 α-Fe Inorganic materials 0.000 description 4
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 229910052772 Samarium Inorganic materials 0.000 description 2
- 229910000828 alnico Inorganic materials 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910001172 neodymium magnet Inorganic materials 0.000 description 2
- 239000000123 paper Substances 0.000 description 2
- KZUNJOHGWZRPMI-UHFFFAOYSA-N samarium atom Chemical compound [Sm] KZUNJOHGWZRPMI-UHFFFAOYSA-N 0.000 description 2
- 229910000737 Duralumin Inorganic materials 0.000 description 1
- 229910000861 Mg alloy Inorganic materials 0.000 description 1
- 229910052779 Neodymium Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052790 beryllium Inorganic materials 0.000 description 1
- ATBAMAFKBVZNFJ-UHFFFAOYSA-N beryllium atom Chemical compound [Be] ATBAMAFKBVZNFJ-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/24—Structural combinations of separate transducers or of two parts of the same transducer and responsive respectively to two or more frequency ranges
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/12—Non-planar diaphragms or cones
- H04R7/127—Non-planar diaphragms or cones dome-shaped
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/16—Mounting or tensioning of diaphragms or cones
- H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
- H04R9/025—Magnetic circuit
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
- H04R9/04—Construction, mounting, or centering of coil
- H04R9/045—Mounting
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/12—Non-planar diaphragms or cones
- H04R7/14—Non-planar diaphragms or cones corrugated, pleated or ribbed
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/16—Mounting or tensioning of diaphragms or cones
- H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
- H04R7/20—Securing diaphragm or cone resiliently to support by flexible material, springs, cords, or strands
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Description
0.1≦TW/φ≦0.2
であるものが好ましい。
このように、長さTWと外径φとの比TW/φが、
0.1≦TW/φ≦0.2
となっている。
1 振動板(第1の振動板)
11 折り返し部
12 平坦部
13 開口
2 磁気回路
21 磁石
22 プレート
23 ヨーク
23a フランジ部(底部)
23b 筒部
2G 磁気ギャップ
3 ボイスコイルボビン
31 ボイスコイル
4 フレーム
20 第2のスピーカユニット
5 振動板(第2の振動板)
51 ドーム状振動部
52 ボイスコイルボビン
53 コーン状振動部
54 外周端部
6 磁気回路
6G 磁気ギャップ
61 磁石
62 プレート
63 ヨーク
63a 円盤部(底部)
63b 湾曲部
7 フレーム
30 第1のスピーカユニット
1x 振動板
11x 折り返し部
12x 平坦部
40 第2のスピーカユニット
5y 振動板(第2の振動板)
7y フレーム
P 音放射方向
A 第1の振動板の上端
B 第2の振動板の上端
C 第1の振動板の下端
D 第2の振動板の下端
E 磁石の上端
L 軸線
Claims (1)
- 開口を有する振動板と外磁型の磁気回路とを具備する第1のスピーカユニットと、
前記開口の内側に設置された第2のスピーカユニットと、
を備え、
前記振動板には、当該振動板の外周側に、音放射方向とは反対側に凸となる折り返し部が形成されており、
前記第1のスピーカユニットの外磁型の磁気回路は、プレートと、ヨークと、当該プレートとヨークの間に配置される外側磁石と、を備え、
前記第2のスピーカユニットの内磁型の磁気回路は、プレートと、ヨークと、当該プレートとヨークの間に配置される内側磁石と、を備え、
前記内磁型の磁気回路の底部は、前記外磁型の磁気回路の底部より音放射側に配置されており、
前記内磁型の磁気回路の底部と前記外磁型の磁気回路で囲まれる空間内には、端子部が配置されることを特徴とするスピーカ装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014247600 | 2014-12-08 | ||
JP2014247600 | 2014-12-08 | ||
PCT/JP2015/084394 WO2016093226A1 (ja) | 2014-12-08 | 2015-12-08 | スピーカ装置 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018108597A Division JP2018157588A (ja) | 2014-12-08 | 2018-06-06 | スピーカ装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2016093226A1 JPWO2016093226A1 (ja) | 2017-09-28 |
JP6353078B2 true JP6353078B2 (ja) | 2018-07-04 |
Family
ID=56107406
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016563683A Active JP6353078B2 (ja) | 2014-12-08 | 2015-12-08 | スピーカ装置 |
JP2018108597A Pending JP2018157588A (ja) | 2014-12-08 | 2018-06-06 | スピーカ装置 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018108597A Pending JP2018157588A (ja) | 2014-12-08 | 2018-06-06 | スピーカ装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US10277976B2 (ja) |
JP (2) | JP6353078B2 (ja) |
WO (1) | WO2016093226A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107454525A (zh) * | 2017-09-08 | 2017-12-08 | 广东欧珀移动通信有限公司 | 电声组件、电声装置及移动终端 |
CN108184194A (zh) * | 2018-01-15 | 2018-06-19 | 珠海惠威科技有限公司 | 一种环形带式及球顶同轴集成扬声器 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS609298A (ja) | 1983-06-28 | 1985-01-18 | Matsushita Electric Ind Co Ltd | 同軸形スピ−カユニツト |
JP2000078689A (ja) * | 1998-09-03 | 2000-03-14 | Sony Corp | 電気・音響変換装置 |
DE10303030A1 (de) * | 2003-01-25 | 2004-08-05 | Norman Gerkinsmeyer | Treiber |
US7599511B2 (en) | 2003-08-08 | 2009-10-06 | Pss Belgium N.V. | Loudspeaker with undulated membrane |
JP2006222792A (ja) | 2005-02-10 | 2006-08-24 | Clarion Co Ltd | 同軸型スピーカ装置 |
GB2427522B (en) * | 2005-06-22 | 2008-07-16 | Gp Acoustics | Compound Loudspeaker |
JP3193184U (ja) * | 2014-07-10 | 2014-09-18 | 惠陽東美音響制品有限公司 | 同軸同音源スピーカ構造 |
-
2015
- 2015-12-08 JP JP2016563683A patent/JP6353078B2/ja active Active
- 2015-12-08 WO PCT/JP2015/084394 patent/WO2016093226A1/ja active Application Filing
- 2015-12-08 US US15/534,288 patent/US10277976B2/en not_active Expired - Fee Related
-
2018
- 2018-06-06 JP JP2018108597A patent/JP2018157588A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US20170347184A1 (en) | 2017-11-30 |
US10277976B2 (en) | 2019-04-30 |
JP2018157588A (ja) | 2018-10-04 |
JPWO2016093226A1 (ja) | 2017-09-28 |
WO2016093226A1 (ja) | 2016-06-16 |
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