JP2009033968A - ブラシレス直流電動機 - Google Patents
ブラシレス直流電動機 Download PDFInfo
- Publication number
- JP2009033968A JP2009033968A JP2008290127A JP2008290127A JP2009033968A JP 2009033968 A JP2009033968 A JP 2009033968A JP 2008290127 A JP2008290127 A JP 2008290127A JP 2008290127 A JP2008290127 A JP 2008290127A JP 2009033968 A JP2009033968 A JP 2009033968A
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- stator
- sensor
- electric motor
- brushless
- 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
- 239000000446 fuel Substances 0.000 claims abstract description 14
- 238000004804 winding Methods 0.000 claims abstract description 14
- 230000004044 response Effects 0.000 claims abstract description 5
- 238000003475 lamination Methods 0.000 claims description 22
- 239000000463 material Substances 0.000 claims description 8
- 238000000465 moulding Methods 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 abstract 1
- 230000004907 flux Effects 0.000 description 7
- 239000012212 insulator Substances 0.000 description 6
- 239000012777 electrically insulating material Substances 0.000 description 3
- 230000005355 Hall effect Effects 0.000 description 2
- 239000004734 Polyphenylene sulfide Substances 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000012778 molding material Substances 0.000 description 2
- 229920006324 polyoxymethylene Polymers 0.000 description 2
- 229920000069 polyphenylene sulfide Polymers 0.000 description 2
- 229930182556 Polyacetal Natural products 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910001172 neodymium magnet Inorganic materials 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/04—Feeding by means of driven pumps
- F02M37/08—Feeding by means of driven pumps electrically driven
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/14—Stator cores with salient poles
- H02K1/146—Stator cores with salient poles consisting of a generally annular yoke with salient poles
- H02K1/148—Sectional cores
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2706—Inner rotors
- H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/2726—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of a single magnet or two or more axially juxtaposed single magnets
- H02K1/2733—Annular magnets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/30—Structural association with control circuits or drive circuits
- H02K11/33—Drive circuits, e.g. power electronics
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K29/00—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
- H02K29/06—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices
- H02K29/08—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices using magnetic effect devices, e.g. Hall-plates, magneto-resistors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/48—Fastening of windings on the stator or rotor structure in slots
- H02K3/487—Slot-closing devices
- H02K3/493—Slot-closing devices magnetic
-
- 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
- H02K5/12—Casings or enclosures characterised by the shape, form or construction thereof specially adapted for operating in liquid or gas
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M37/00—Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatus; Arrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
- F02M37/04—Feeding by means of driven pumps
- F02M37/08—Feeding by means of driven pumps electrically driven
- F02M2037/085—Electric circuits therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2203/00—Specific aspects not provided for in the other groups of this subclass relating to the windings
- H02K2203/03—Machines characterised by the wiring boards, i.e. printed circuit boards or similar structures for connecting the winding terminations
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/52—Fastening salient pole windings or connections thereto
- H02K3/521—Fastening salient pole windings or connections thereto applicable to stators only
- H02K3/522—Fastening salient pole windings or connections thereto applicable to stators only for generally annular cores with salient poles
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S310/00—Electrical generator or motor structure
- Y10S310/03—Hall effect generators and converters
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Brushless Motors (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
- Glass Compositions (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
- Manufacture Of Motors, Generators (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Motor Or Generator Frames (AREA)
- Valve Device For Special Equipments (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Abstract
【解決手段】ブラシレス直流電動機は、ハウジング(10)と、ハウジング内の固定子(13)及び回転子(11)と、上記固定子上の巻線と、上記固定子に対する上記回転子の位置を検知するセンサと、上記センサからの出力に応答して上記巻線内の電流をスイッチさせ、上記回転子を上記固定子に対して回転させる電子回路とを備えている。上記センサと、上記電子回路の少なくとも一部は、電気絶縁性の、且つ燃料に対して抵抗性の材料で上記ハウジング内のコンテナ内にカプセル封じされている。
【選択図】図1
Description
12 シャフト
12a 平坦部
13 固定子
14 エンドキャップ
15 スリーブ
16 コンテナ
17 ボウル
18 スリーブ
19 固定子巻線
20 印刷回路基板
21 コネクタ
22 前側絶縁体
24 後側絶縁体
26 端子
27 回転子コア
29 回転子ラミネーション
30 固定子ラミネーション
31 スロット
32 中心アパーチャ
33 磁化可能なモールディング材料
34 リング
35 アパーチャ
36 外側リング
37 磁極片
38 磁束片
39 スロット
Claims (7)
- ブラシレス直流電動機であって、巻線型固定子(13)と、永久磁石回転子(11)と、上記固定子に対する上記回転子の位置を検知するセンサと、上記センサからの出力に応答して上記巻線内の電流をスイッチさせ、上記回転子を上記固定子に対して回転させる電子回路とを備え、上記回転子(11)はラミネートされたコア(27)を有し、且つ材料(33)でオーバーモールドされており、上記材料はモールディングの後に磁化されるようになっており、さらに上記オーバーモールディングは、上記ラミネートされたコア(27)の軸端に上記センサに隣接して設けられた一体リング34を含むことを特徴とするブラシレス直流電動機。
- 上記回転子のコアは、等角に離間して上記コアの外縁表面から内向きに伸びる複数のスロット(31)を有していることを特徴とする請求項1に記載の電動機。
- 上記ラミネーション(29)の少なくとも若干は、複数の離間したアパーチャ(35)を有していることを特徴とする請求項1または請求項2に記載の電動機。
- 上記ラミネーション(29)の外縁表面は滑らかではないことを特徴とする請求項1乃至3の何れか1つに記載の電動機。
- 上記ラミネーション(29)の外縁表面はぎざぎざしていることを特徴とする請求項4に記載の電動機。
- 上記固定子に対する上記回転子の位置を検知するセンサと、上記センサからの出力に応答して上記固定子巻線内の電流をスイッチさせ、上記回転子を上記固定子に対して回転させる電子回路とを更に備えていることを特徴とする請求項1乃至5の何れか1つに記載の電動機。
- 上記電動機の一方の端にスリーブ(15)を更に備え、上記スリーブは上記回転子のための軸受を支持、または限定し、且つ燃料ポンプへ取付けるためのものであることを特徴とする請求項1乃至6の何れか1つに記載の電動機。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0130602.6A GB0130602D0 (en) | 2001-12-21 | 2001-12-21 | Brushless D.C. motor |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2002367754A Division JP4414647B2 (ja) | 2001-12-21 | 2002-12-19 | ブラシレス直流電動機 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2009033968A true JP2009033968A (ja) | 2009-02-12 |
Family
ID=9928126
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2002367753A Pending JP2003224948A (ja) | 2001-12-21 | 2002-12-19 | 電動機 |
JP2002367754A Expired - Fee Related JP4414647B2 (ja) | 2001-12-21 | 2002-12-19 | ブラシレス直流電動機 |
JP2008290127A Pending JP2009033968A (ja) | 2001-12-21 | 2008-11-12 | ブラシレス直流電動機 |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2002367753A Pending JP2003224948A (ja) | 2001-12-21 | 2002-12-19 | 電動機 |
JP2002367754A Expired - Fee Related JP4414647B2 (ja) | 2001-12-21 | 2002-12-19 | ブラシレス直流電動機 |
Country Status (10)
Country | Link |
---|---|
US (3) | US7057318B2 (ja) |
EP (3) | EP1720235A3 (ja) |
JP (3) | JP2003224948A (ja) |
CN (3) | CN101026328A (ja) |
AT (2) | ATE413008T1 (ja) |
BR (2) | BR0205068A (ja) |
DE (2) | DE60215758T2 (ja) |
ES (2) | ES2316527T3 (ja) |
GB (1) | GB0130602D0 (ja) |
MX (3) | MXPA02012632A (ja) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011145791A1 (ko) * | 2010-05-19 | 2011-11-24 | Seong Jang Yeon | 비엘디씨모터 |
US8188624B2 (en) | 2009-10-01 | 2012-05-29 | Donghee Industrial Co., Ltd. | Brushless DC motor for fuel pump |
KR200463261Y1 (ko) | 2011-11-29 | 2012-10-25 | 금산전자 주식회사 | 브러쉬리스 모터의 회로기판 커넥터 접속장치 |
KR101245176B1 (ko) | 2012-10-19 | 2013-03-25 | 송병로 | 에칭 박막 코일 권선을 이용한 전동기 |
KR20160139290A (ko) * | 2015-05-27 | 2016-12-07 | 디와이오토 주식회사 | 브러시리스 모터용 스테이터 장치 |
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JP4408674B2 (ja) * | 2003-09-29 | 2010-02-03 | 愛三工業株式会社 | 燃料ポンプ |
GB0327023D0 (en) * | 2003-11-20 | 2003-12-24 | Head Philip | Electric motors for powering downhole tools |
DE10356078A1 (de) | 2003-12-01 | 2005-06-23 | Siemens Ag | Motor für eine Kraftstoffpumpe |
DE102005015014A1 (de) * | 2004-04-02 | 2005-11-03 | Denso Corp., Kariya | Brennstoffpumpe, Brennstoffzufuhrvorrichtung unter Verwendung der Brennstoffpumpe und Verfahren zur Herstellung der Brennstoffpumpe |
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US7247967B2 (en) | 2004-08-09 | 2007-07-24 | A. O. Smith Corporation | Electric motor having a stator |
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US8083498B2 (en) | 2005-12-02 | 2011-12-27 | Entegris, Inc. | System and method for position control of a mechanical piston in a pump |
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Cited By (6)
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US8188624B2 (en) | 2009-10-01 | 2012-05-29 | Donghee Industrial Co., Ltd. | Brushless DC motor for fuel pump |
WO2011145791A1 (ko) * | 2010-05-19 | 2011-11-24 | Seong Jang Yeon | 비엘디씨모터 |
KR200463261Y1 (ko) | 2011-11-29 | 2012-10-25 | 금산전자 주식회사 | 브러쉬리스 모터의 회로기판 커넥터 접속장치 |
KR101245176B1 (ko) | 2012-10-19 | 2013-03-25 | 송병로 | 에칭 박막 코일 권선을 이용한 전동기 |
KR20160139290A (ko) * | 2015-05-27 | 2016-12-07 | 디와이오토 주식회사 | 브러시리스 모터용 스테이터 장치 |
KR101697704B1 (ko) * | 2015-05-27 | 2017-01-19 | 디와이오토 주식회사 | 브러시리스 모터용 스테이터 장치 |
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