WO2015001636A1 - モータ及び空気調和装置 - Google Patents
モータ及び空気調和装置 Download PDFInfo
- Publication number
- WO2015001636A1 WO2015001636A1 PCT/JP2013/068293 JP2013068293W WO2015001636A1 WO 2015001636 A1 WO2015001636 A1 WO 2015001636A1 JP 2013068293 W JP2013068293 W JP 2013068293W WO 2015001636 A1 WO2015001636 A1 WO 2015001636A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- bracket
- bearing
- motor
- shaft
- outer ring
- Prior art date
Links
Images
Classifications
-
- 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
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/161—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields radially supporting the rotary shaft at both ends of the rotor
-
- 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
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/173—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
- H02K5/1732—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings radially supporting the rotary shaft at both ends of the rotor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B31/00—Compressor arrangements
- F25B31/02—Compressor arrangements of motor-compressor units
-
- 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
- H02K5/08—Insulating casings
-
- 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
- H02K5/10—Casings or enclosures characterised by the shape, form or construction thereof with arrangements for protection from ingress, e.g. water or fingers
-
- 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
- H02K5/15—Mounting arrangements for bearing-shields or end plates
Definitions
- the present invention relates to a motor and an air conditioner using the motor.
- Patent Document 1 discloses a brushless motor in which a stator iron core and a bracket that supports a bearing are short-circuited via an iron core connection terminal (cable) and a bracket connection terminal (cable).
- the stator core and the bracket are short-circuited to reduce the voltage applied to the bearing and to suppress the electrolytic corrosion of the bearing.
- Patent Document 2 discloses an electric motor for driving a fan in which an insulator is interposed between a metal motor case and a bearing installed inside the motor case. The current flowing through the shaft reaches the inner ring of the bearing that supports the shaft, and then the current reaches the outer ring from the inner ring via the rolling elements and flows from the outer ring to the motor case. According to Patent Document 2, an insulator is interposed between an outer ring of a bearing and a motor case, thereby suppressing current from flowing from the outer ring to the motor case, thereby attempting to suppress electric corrosion of the bearing.
- JP 2007-159302 A (Claim 1, FIG. 1)
- JP-A-10-75551 (Claim 1, FIG. 2)
- the brushless motor disclosed in Patent Document 1 requires an iron core connection terminal and a bracket connection terminal for short-circuiting the stator iron core and the bracket, which complicates the structure of the brushless motor and increases the cost.
- the fan driving motor disclosed in Patent Document 2 has an insulator interposed between the metal motor case and the bearing. However, as the voltage for driving the motor increases, However, since a weak current flows, it is insufficient for suppressing the electrolytic corrosion of the bearing.
- the present invention has been made against the background of the above problems, and provides a motor that suppresses electrolytic corrosion of a bearing with a simple structure and an air conditioner having the motor.
- a motor according to the present invention includes a motor body that generates a rotating magnetic field to rotate a shaft, a bearing that supports the shaft, and a non-conductive bracket that covers the outer periphery of the bearing and holds the bearing.
- a conductive member is not in contact with the outer periphery of the substrate.
- the conductive member is not in contact with the outer periphery of the bracket holding the bearing. For this reason, it can suppress that an electric current flows into a bearing, and can suppress the electrolytic corrosion of a bearing.
- FIG. 1 is a schematic diagram showing an air conditioner 1 according to Embodiment 1.
- FIG. 1 is a perspective view showing a motor 2 according to Embodiment 1.
- FIG. 1 is a cross-sectional view showing a motor 2 according to Embodiment 1.
- FIG. 3 is a perspective view showing a bracket 6 in the first embodiment.
- FIG. 3 is a cross-sectional view showing a bracket 6 in the first embodiment.
- 6 is a cross-sectional view showing an operation of a motor 51 in Comparative Example 1.
- FIG. FIG. 5 is a cross-sectional view showing the operation of the motor 2 according to the first embodiment. 6 is a cross-sectional view showing a motor 2 according to Embodiment 2.
- FIG. 5 is a cross-sectional view showing a motor 2 according to Embodiment 3.
- FIG. 5 is a cross-sectional view showing a motor 2 according to Embodiment 3.
- FIG. 1 is a schematic diagram showing an air conditioner 1 according to Embodiment 1.
- the air conditioning apparatus 1 includes an outdoor unit 1a and an indoor unit 1b.
- the outdoor unit 1a is provided with a blower 21, a compressor 22, a first heat exchanger 23 and an expansion means 24, and the indoor unit 1b is provided with a second heat exchanger 25.
- the blower 21 discharges the air heat-exchanged by the first heat exchanger 23 to the outside of the outdoor unit 1a.
- these compressor 22, the 1st heat exchanger 23, the expansion means 24, and the 2nd heat exchanger 25 are connected by piping, and the refrigerant
- coolant is circulating through this piping. Thereby, the refrigerant circuit is constituted.
- FIG. 2 is a perspective view showing the motor 2 according to the first embodiment.
- the motor 2 includes a motor main body 2a that generates a rotating magnetic field and rotates the shaft 7, and a base 3 on which the motor main body 2a is placed.
- the base 3 has, for example, a quadrangular shape, and the peripheral portion is bent to form a bent portion 3a.
- the one end part of the terminal cable 4 is attached to the base 3, and the other end part of this terminal cable 4 is connected to the power supply (not shown) installed in the inside of the outdoor unit 1a. . Then, electric power is supplied from the power source to the motor 2 through the terminal cable 4.
- FIG. 3 is a sectional view showing the motor 2 according to the first embodiment.
- a non-conductive bracket 6 is attached to the lower surface of the motor body 2 a, and the bracket 6 is fastened to the upper surface of the base 3 with screws 16.
- a rod-shaped shaft 7 is provided at the center of the bracket 6.
- a first bearing 5a is attached to the base end of the shaft 7, and the shaft 7 is supported by the first bearing 5a. .
- the bracket 6 covers the outer periphery of the first bearing 5a and holds the first bearing 5a.
- a drain hole 17 is provided in the center of the bracket 6 in a direction parallel to the shaft 7. When the water or the like enters the inside of the motor 2, the drain hole 17 Is discharged to the outside of the motor 2.
- a cylindrical rotor 11 is fixed coaxially with the shaft 7 around the shaft 7 above the bracket 6 (in the direction of arrow Z1).
- a cylindrical stator 12 is provided around the rotor 11 coaxially with the shaft 7.
- the stator 12 includes a stator coil 13 and an insulator 14 around which the stator coil 13 is wound.
- the stator 12 generates a rotating magnetic field by the current flowing through the stator coil 13, and rotates the rotor 11 at the same cycle as this rotating magnetic field.
- the shaft 7 installed at the center of the rotor 11 also rotates.
- a second bearing 5b is provided above the rotor 11 (in the direction of arrow Z1).
- the shaft 7 is smoothly rotated by the second bearing 5b and the first bearing 5a.
- the housing 15 protects the rotor 11, the stator 12, the first bearing 5a, and the second bearing 5b, and constitutes the outer shell of the motor 2.
- the housing 15 may be a mold for sealing these members.
- the housing 15 protrudes along the shaft 7 and has a bearing housing 15a that houses the second bearing 5b.
- a bottomed cylindrical flinger 8 is fixed to the shaft 7 above the bearing housing 15a (in the direction of arrow Z1) so as to cover the bearing housing 15a.
- the flinger 8 is to prevent foreign substances such as water from entering the motor 2, that is, the housing 15.
- FIG. 4 is a perspective view showing the bracket 6 in the first embodiment
- FIG. 5 is a cross-sectional view showing the bracket 6 in the first embodiment.
- the bracket 6 includes, for example, a cylindrical bracket body 6a provided at the center thereof, and a flange 6b extending in the circumferential direction from the outer peripheral edge of the bracket body 6a.
- the 1st bearing 5a is installed in the inside of the bracket main body 6a.
- the first bearing 5 a includes an outer ring 32 whose outer periphery is held by the bracket 6, an inner ring 31 that is rotatably connected to the outer ring 32 and fixed to the shaft 7, and is interposed between the inner ring 31 and the outer ring 32. And a rolling element 33 that is a member for connecting the inner ring 31 and the outer ring 32. And the conductive member is not contacting the bracket 6 on the outer periphery.
- the bracket 6 is non-conductive, and the current flowing from the shaft 7 is leaked to the outside from the contact surface of the outer ring 32 with the bracket 6 via the inner ring 31 of the first bearing 5a. It functions as an insulator that suppresses this.
- a screw hole 6ba is provided in the flange 6b at a position separated from the bracket body 6a, and the screw 16 is inserted into the screw hole 6ba, and the bracket 6 and the base 3 are fastened.
- a side surface positioning pin 6bb is provided on the side surface of the flange 6b, and a fixing position between the bracket 6 and the housing 15 is determined by the side surface positioning pin 6bb.
- the lower surface positioning pin 6bc is provided on the lower surface of the flange 6b, and the fixing position of the bracket 6 and the base 3 is determined by the lower surface positioning pin 6bc.
- the bracket 6 has non-conductivity as described above, but the material thereof can be, for example, a thermosetting resin.
- the thermosetting resin is preferably a bulk molding compound (BMC).
- BMC bulk molding compound
- This BMC uses a fiber as a reinforcing material in a matrix in which an unsaturated polyester resin is a main component and a thermoplastic polymer as a low shrinkage agent, a curing agent, a filler, and a release agent are uniformly mixed.
- BMC is excellent in mechanical strength, electrical performance, heat resistance, and water resistance, and is particularly excellent in dimensional accuracy.
- the bracket 6 is not limited to a thermosetting resin, and may be a thermoplastic resin. This thermoplastic resin is slightly inferior in dimensional accuracy as compared to the thermosetting resin, but it is only necessary to perform additional processing or the like to ensure the desired dimensional accuracy.
- FIG. 6 is a cross-sectional view showing the operation of the motor 51 in Comparative Example 1
- FIG. 7 is a cross-sectional view showing the operation of the motor 2 according to the first embodiment.
- the motor 51 in the comparative example 1 is demonstrated. As shown in FIG. 6, the motor 51 in the comparative example 1 is provided with a cylindrical metal bracket main body 52a at the center of a metal bracket 52 made of plate-like aluminum, and on the inner peripheral wall of the metal bracket main body 52a.
- an insulator 53 made of, for example, PET (polyethylene terephthalate) having a bottomed cylindrical shape is provided.
- the first bearing 5a is installed inside the insulator 53, and the shaft 7 is inserted through the first bearing 5a.
- the first bearing 5 a includes an inner ring 31, an outer ring 32, and rolling elements 33 installed between the inner ring 31 and the outer ring 32.
- the current flowing through the shaft 7 reaches the inner ring 31 of the first bearing 5a, and then the current reaches the outer ring 32 from the inner ring 31 via the rolling element 33. Since the insulator 53 is provided between the outer ring 32 and the metal bracket 52, the current reaching the outer ring 32 does not reach the metal bracket 52 when the current flowing through the shaft 7 is weak. However, when the drive voltage of the motor 51 increases, the current flowing through the shaft 7 increases accordingly, so that the current reaching the outer ring 32 cannot be completely insulated by the insulator 53, and the metal bracket as indicated by the arrow ⁇ . 52.
- the first bearing 5a has a larger area on the circumferential raceway surface of the outer ring 32 than the end face in the axial direction of the outer ring 32, the current flowing out from the raceway surface is larger than the current flowing out from the end face. There are more.
- the conductive member such as the metal bracket 52 is not in contact with the outer periphery of the bracket 6. For this reason, a potential difference is not generated between the shaft 7 and the outer ring 32 of the first bearing 5a, and current leakage from the outer ring 32 is suppressed. That is, in the motor 2 according to the first embodiment, it is difficult for current to flow through the first bearing 5a.
- the axial current flowing through the shaft 7 of the motor 2 according to the first embodiment is It is 1/10 or less of the shaft current of the motor 51 in Comparative Example 1.
- the motor 2 according to the first embodiment can reduce the axial current flowing through the shaft 7. Therefore, this Embodiment 1 can suppress the electric corrosion of the 1st bearing 5a, and can improve the durability of the 1st bearing 5a.
- the bracket 6 is made of BMC, the BMC has excellent dimensional accuracy as described above, and therefore the performance of holding the first bearing 5a in the bracket 6 is high. . Therefore, unlike the motor 51 in the comparative example 1, it is not necessary to supplement the force for holding the first bearing 5a with the metal bracket 52 that is a conductive member. There is no need to arrange such a conductive member. Furthermore, if the bracket 6 is made of BMC, the flange 6b of the bracket 6 can also be formed with high dimensional accuracy. For this reason, the motor 2 can be assembled with high accuracy by fitting the flange 6b and the housing 15 together. Therefore, the tolerance range of the coaxiality of the first bearing 5a, the second bearing 5b, and the shaft 7 constituting the motor 2 can be narrowed.
- FIG. 8 is a cross-sectional view showing the motor 2 according to the second embodiment.
- the second embodiment is different from the first embodiment in that the flange 6 b is not formed on the bracket 6.
- portions common to the first embodiment are denoted by the same reference numerals, description thereof is omitted, and differences from the first embodiment will be mainly described.
- the flange 6b is not formed in the bracket 6, but the bracket 6 is provided only with the bracket main body 6a.
- the current flowing through the first bearing 5a is greater in the amount flowing out from the raceway surface than in the amount flowing out from the end surface.
- the bracket body 6a is in contact with the outer ring 32 of the first bearing 5a.
- the cost for manufacturing the flange 6b can be reduced.
- FIG. 9 is a cross-sectional view showing the motor 2 according to the third embodiment.
- the third embodiment is different from the first embodiment in that the bracket 6 includes a reinforcing bracket 6c that is a nonconductive member on the outer periphery of the bracket body 6a.
- portions common to the first embodiment are denoted by the same reference numerals, description thereof is omitted, and differences from the first embodiment will be mainly described.
- the bracket 6 includes a reinforcing bracket 6c. That is, the bracket 6 includes a bracket main body 6a, a flange 6b, and a reinforcing bracket 6c, and each of the bracket main body 6a, the flange 6b, and the reinforcing bracket 6c is composed of only a non-conductive member.
- the reinforcing bracket 6c is provided, in addition to the effects obtained in the first embodiment, the performance of holding the first bearing 5a in the bracket 6 can be further improved.
- first bearing 5a and the second bearing 5b are ball bearings (rolling bearings)
- first bearing 5a and the second bearing 5b are sliding bearings. It may be.
- the ball bearing there is an effect that current flow can be suppressed and electrolytic corrosion can be suppressed.
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Motor Or Generator Frames (AREA)
Abstract
Description
図1は、実施の形態1に係る空気調和装置1を示す概略図である。この図1に基づいて、空気調和装置1について説明する。図1に示すように、空気調和装置1は、室外機1aと室内機1bとを備えている。このうち、室外機1aには、送風機21、圧縮機22、第1の熱交換器23及び膨張手段24が設けられており、室内機1bには、第2の熱交換器25が設けられている。送風機21は、第1の熱交換器23で熱交換された空気を、室外機1aの外部に排出するものである。そして、これらの圧縮機22、第1の熱交換器23、膨張手段24及び第2の熱交換器25が、配管接続され、この配管に冷媒が循環している。これにより、冷媒回路が構成されている。
次に、実施の形態2に係るモータ2について説明する。図8は、実施の形態2に係るモータ2を示す断面図である。本実施の形態2は、ブラケット6にフランジ6bが形成されていない点で、実施の形態1と相違する。本実施の形態2では、実施の形態1と共通する部分は同一の符号を付して説明を省略し、実施の形態1との相違点を中心に説明する。
次に、実施の形態3に係るモータ2について説明する。図9は、実施の形態3に係るモータ2を示す断面図である。本実施の形態3は、ブラケット6が、ブラケット本体6aの外周に、非導電性部材である補強ブラケット6cを備えている点で、実施の形態1と相違する。本実施の形態3では、実施の形態1と共通する部分は同一の符号を付して説明を省略し、実施の形態1との相違点を中心に説明する。
Claims (6)
- 回転磁界を発生させてシャフトを回転させるモータ本体と、
前記シャフトを支持するベアリングと、
前記ベアリングの外周を覆い、前記ベアリングを保持する非導電性のブラケットと、を有し、
前記ブラケットの外周には、導電性部材が接触していない
ことを特徴とするモータ。 - 前記ベアリングは、
外周が前記ブラケットに保持された外輪と、
前記外輪に回転自在に連結され、前記シャフトに固定された内輪と、を有し、
前記ブラケットは、
前記シャフトから流れる電流が、前記内輪を介して前記外輪における前記ブラケットとの接触面から外部へ漏電することを抑制する絶縁体として機能するものである
ことを特徴とする請求項1記載のモータ。 - 前記ブラケットは、
その外周縁部から周方向に延びるフランジを有する
ことを特徴とする請求項1又は請求項2記載のモータ。 - 前記ブラケットは、熱硬化性樹脂を含む
ことを特徴とする請求項1~3のいずれか一項に記載のモータ。 - 前記ブラケットは、バルクモールディングコンパウンドを含む
ことを特徴とする請求項4記載のモータ。 - 請求項1~5のいずれか一項に記載のモータを有する送風機、圧縮機、第1の熱交換器及び膨張手段を備える室外機と、
第2の熱交換器を備える室内機と、を有し、
前記圧縮機、前記第1の熱交換器、前記膨張手段及び前記第2の熱交換器が、配管接続され、冷媒が循環する冷媒回路が構成されている
ことを特徴とする空気調和装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201380077960.1A CN105359388A (zh) | 2013-07-03 | 2013-07-03 | 电机和空调装置 |
PCT/JP2013/068293 WO2015001636A1 (ja) | 2013-07-03 | 2013-07-03 | モータ及び空気調和装置 |
EP13888621.3A EP3018798A4 (en) | 2013-07-03 | 2013-07-03 | Motor and air conditioning device |
US14/889,873 US10090726B2 (en) | 2013-07-03 | 2013-07-03 | Motor and air-conditioning apparatus |
JP2015524967A JP6109312B2 (ja) | 2013-07-03 | 2013-07-03 | モータ及び空気調和装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2013/068293 WO2015001636A1 (ja) | 2013-07-03 | 2013-07-03 | モータ及び空気調和装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2015001636A1 true WO2015001636A1 (ja) | 2015-01-08 |
Family
ID=52143256
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2013/068293 WO2015001636A1 (ja) | 2013-07-03 | 2013-07-03 | モータ及び空気調和装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10090726B2 (ja) |
EP (1) | EP3018798A4 (ja) |
JP (1) | JP6109312B2 (ja) |
CN (1) | CN105359388A (ja) |
WO (1) | WO2015001636A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3062422A1 (en) * | 2015-02-25 | 2016-08-31 | Toyota Jidosha Kabushiki Kaisha | Electric motor storing device for hybrid vehicle |
RU2646866C1 (ru) * | 2016-01-15 | 2018-03-12 | Тойота Дзидося Кабусики Кайся | Статор и электрический двигатель |
JP2020114067A (ja) * | 2019-01-09 | 2020-07-27 | 日本電産株式会社 | モータ、送風装置、および、掃除機 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6126984B2 (ja) * | 2013-12-18 | 2017-05-10 | 山洋電気株式会社 | 防水型軸流ファン |
JP7179569B2 (ja) | 2018-10-05 | 2022-11-29 | 株式会社マキタ | 電動園芸工具 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1075551A (ja) | 1996-08-29 | 1998-03-17 | Nippon Seiko Kk | ファン駆動用電動モータ |
JP2007159302A (ja) | 2005-12-07 | 2007-06-21 | Matsushita Electric Ind Co Ltd | ブラシレスモータ |
JP2007274850A (ja) * | 2006-03-31 | 2007-10-18 | Fujitsu General Ltd | アキシャルエアギャップ型電動機 |
JP2009225601A (ja) * | 2008-03-18 | 2009-10-01 | Mitsubishi Electric Corp | モールド電動機 |
JP2012152094A (ja) * | 2010-12-29 | 2012-08-09 | Nidec Techno Motor Corp | モールドモータ |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4015154A (en) * | 1974-12-23 | 1977-03-29 | Sony Corporation | Motor and method for making same |
JPS5245002A (en) | 1975-10-07 | 1977-04-08 | Hitachi Chem Co Ltd | Insulating plate for coil bobbin and its making method |
JPS6016043B2 (ja) | 1977-06-27 | 1985-04-23 | 日本電信電話株式会社 | 直流電流しや断外装鉄線 |
JPH07250461A (ja) | 1994-03-10 | 1995-09-26 | Matsushita Electric Ind Co Ltd | 無刷子電動機 |
JPH09154260A (ja) | 1995-11-29 | 1997-06-10 | Matsushita Electric Ind Co Ltd | 電動機 |
JP2004104895A (ja) * | 2002-09-09 | 2004-04-02 | Hitachi Ltd | 圧縮機駆動装置及び冷凍空調装置 |
DE10312869A1 (de) | 2003-03-19 | 2004-10-07 | Minebea Co., Ltd. | Elektromotor |
JP4699348B2 (ja) * | 2003-04-14 | 2011-06-08 | ハーグレーブス テクノロジー コーポレーション | ベアリングのプレロードを有する電気モータ |
JP2007252096A (ja) * | 2006-03-16 | 2007-09-27 | Mitsuba Corp | ブラシレスモータ |
CN2927479Y (zh) * | 2006-07-25 | 2007-07-25 | 上海鸣志电器有限公司 | 混合式步进电机 |
KR101253572B1 (ko) | 2007-01-27 | 2013-04-11 | 삼성전자주식회사 | 공기조화기의 팬 모터 제어장치 및 그 방법 |
KR20080105795A (ko) | 2007-06-01 | 2008-12-04 | 엘지전자 주식회사 | 팬 모터 |
CN201118328Y (zh) | 2007-09-28 | 2008-09-17 | 王建文 | 内转子直流无刷电机 |
CN101615817B (zh) * | 2008-06-26 | 2012-07-04 | 中山大洋电机股份有限公司 | 一种外转子电机 |
JP5362284B2 (ja) | 2008-08-05 | 2013-12-11 | ミネベア株式会社 | 小型モータ |
WO2010122642A1 (ja) * | 2009-04-22 | 2010-10-28 | 三菱電機株式会社 | 電動機及び電気機器及び電動機の製造方法 |
CN102545460B (zh) * | 2010-12-29 | 2015-10-07 | 日本电产高科电机控股公司 | 模塑电机 |
JP2012241755A (ja) * | 2011-05-17 | 2012-12-10 | Honda Motor Co Ltd | 回転電機のハウジング |
CN103988401A (zh) | 2011-11-11 | 2014-08-13 | 株式会社美姿把 | 无刷电动机 |
-
2013
- 2013-07-03 EP EP13888621.3A patent/EP3018798A4/en not_active Withdrawn
- 2013-07-03 WO PCT/JP2013/068293 patent/WO2015001636A1/ja active Application Filing
- 2013-07-03 US US14/889,873 patent/US10090726B2/en active Active
- 2013-07-03 CN CN201380077960.1A patent/CN105359388A/zh active Pending
- 2013-07-03 JP JP2015524967A patent/JP6109312B2/ja active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH1075551A (ja) | 1996-08-29 | 1998-03-17 | Nippon Seiko Kk | ファン駆動用電動モータ |
JP2007159302A (ja) | 2005-12-07 | 2007-06-21 | Matsushita Electric Ind Co Ltd | ブラシレスモータ |
JP2007274850A (ja) * | 2006-03-31 | 2007-10-18 | Fujitsu General Ltd | アキシャルエアギャップ型電動機 |
JP2009225601A (ja) * | 2008-03-18 | 2009-10-01 | Mitsubishi Electric Corp | モールド電動機 |
JP2012152094A (ja) * | 2010-12-29 | 2012-08-09 | Nidec Techno Motor Corp | モールドモータ |
Non-Patent Citations (1)
Title |
---|
See also references of EP3018798A4 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3062422A1 (en) * | 2015-02-25 | 2016-08-31 | Toyota Jidosha Kabushiki Kaisha | Electric motor storing device for hybrid vehicle |
US10116182B2 (en) | 2015-02-25 | 2018-10-30 | Toyota Jidosha Kabushiki Kaisha | Electric motor storing device for hybrid vehicle |
RU2646866C1 (ru) * | 2016-01-15 | 2018-03-12 | Тойота Дзидося Кабусики Кайся | Статор и электрический двигатель |
JP2020114067A (ja) * | 2019-01-09 | 2020-07-27 | 日本電産株式会社 | モータ、送風装置、および、掃除機 |
JP7318208B2 (ja) | 2019-01-09 | 2023-08-01 | ニデック株式会社 | モータ、送風装置、および、掃除機 |
Also Published As
Publication number | Publication date |
---|---|
EP3018798A1 (en) | 2016-05-11 |
EP3018798A4 (en) | 2017-04-12 |
CN105359388A (zh) | 2016-02-24 |
US20160126798A1 (en) | 2016-05-05 |
JPWO2015001636A1 (ja) | 2017-02-23 |
US10090726B2 (en) | 2018-10-02 |
JP6109312B2 (ja) | 2017-04-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6109312B2 (ja) | モータ及び空気調和装置 | |
EP2685611B1 (en) | Motor and electrical appliance provided with same | |
US9537367B2 (en) | Driving device | |
KR20150062117A (ko) | 모터 및 모터의 제조 방법 | |
JP4989067B2 (ja) | ブラシレスdcモータ | |
JPWO2011043075A1 (ja) | 空気調和機 | |
JP2014176111A (ja) | 電動機 | |
JP5490200B2 (ja) | 電動機、この電動機を搭載した空気調和機、およびこの電動機の製造方法 | |
JP2015019514A (ja) | モータ及び空気調和装置 | |
JP6895996B2 (ja) | 電動機及び空気調和機、並びに電動機の製造方法 | |
JP2011205724A (ja) | 空気調和機 | |
JP5591183B2 (ja) | 電動機および換気扇 | |
JP2022515772A (ja) | ブラシレス直流モータ | |
JP5708432B2 (ja) | 回転電機およびそれを用いた空気調和装置 | |
EP2980965B1 (en) | Molded motor and outdoor air conditioning unit | |
KR102256362B1 (ko) | 전동기 | |
WO2023095316A1 (ja) | 電動機及び空気調和機 | |
US20230061724A1 (en) | Motor, blower, and air conditioner | |
JP2014147241A (ja) | 電動機およびそれを備えた電気機器 | |
JP2019062672A (ja) | モータ | |
JP7258214B2 (ja) | 電動機、送風機および空気調和装置 | |
WO2023127084A1 (ja) | ロータ、モータ、ファン、換気扇、及び空気調和機 | |
WO2022259394A1 (ja) | モータ、ファン、換気扇、及び空気調和機 | |
JP5493931B2 (ja) | 空気調和機 | |
JP2009225601A (ja) | モールド電動機 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WWE | Wipo information: entry into national phase |
Ref document number: 201380077960.1 Country of ref document: CN |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 13888621 Country of ref document: EP Kind code of ref document: A1 |
|
ENP | Entry into the national phase |
Ref document number: 2015524967 Country of ref document: JP Kind code of ref document: A |
|
WWE | Wipo information: entry into national phase |
Ref document number: 14889873 Country of ref document: US |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2013888621 Country of ref document: EP |