JP6689318B2 - 電気機械 - Google Patents
電気機械 Download PDFInfo
- Publication number
- JP6689318B2 JP6689318B2 JP2018116269A JP2018116269A JP6689318B2 JP 6689318 B2 JP6689318 B2 JP 6689318B2 JP 2018116269 A JP2018116269 A JP 2018116269A JP 2018116269 A JP2018116269 A JP 2018116269A JP 6689318 B2 JP6689318 B2 JP 6689318B2
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- Prior art keywords
- bearing
- bearing seat
- electric machine
- support
- rotor assembly
- Prior art date
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- 239000000853 adhesive Substances 0.000 claims description 19
- 230000001070 adhesive effect Effects 0.000 claims description 19
- 230000002093 peripheral effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/08—Structural association with bearings
- H02K7/083—Structural association with bearings 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
- H02K5/161—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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/026—Units comprising pumps and their driving means with a magnetic coupling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/043—Shafts
- F04D29/044—Arrangements for joining or assembling shafts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
- F04D29/056—Bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/08—Sealings
- F04D29/10—Shaft sealings
- F04D29/12—Shaft sealings using sealing-rings
- F04D29/122—Shaft sealings using sealing-rings especially adapted for elastic fluid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/266—Rotors specially for elastic fluids mounting compressor rotors on shafts
-
- 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
- H02K1/18—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
-
- 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
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/003—Couplings; Details of shafts
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
- F04D29/284—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for compressors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2240/00—Components
- F05D2240/50—Bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2240/00—Components
- F05D2240/60—Shafts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C27/00—Elastic or yielding bearings or bearing supports, for exclusively rotary movement
- F16C27/06—Elastic or yielding bearings or bearing supports, for exclusively rotary movement by means of parts of rubber or like materials
- F16C27/066—Ball or roller bearings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/04—Balancing means
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
- H02K7/16—Structural association with mechanical loads, e.g. with hand-held machine tools or fans for operation above the critical speed of vibration of the rotating parts
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Motor Or Generator Frames (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Description
12 ロータ組立体
14 支持体
30 シャフト
32 永久磁石
38 第2のベアリング
39 Oリング
40 第1のベアリング
41 環状の溝又はチャネル
42 インペラ(負荷)
50 第2のベアリングシート
52 第1のベアリングシート
Claims (6)
- 電気機械であって、
ステータ組立体と、ロータ組立体と、支持体と、を有し、
前記ロータ組立体は、シャフトを有し、第1のベアリング及び第2のベアリングが、永久磁石の両側において前記シャフトに取付けられ、
前記支持体は、第1のベアリングシート及び第2のベアリングシートを有し、前記ロータ組立体の第1のベアリング及び第2のベアリングは、前記第1のベアリングシート及び前記第2のベアリングシートに取付けられ、
前記第1のベアリングは、接着剤によって前記第1のベアリングシートに取付けられ、前記第2のベアリングは、Oリングによって前記第2のベアリングシートに小移動可能に取付けられ、
前記シャフトは、その一方の端部に取付けられた負荷を駆動し、前記第2のベアリングは、前記第1のベアリングよりも前記負荷に近く、
前記電気機械は、コンプレッサであり、前記負荷は、インペラである、電気機械。 - 前記インペラは、混合流インペラである、請求項1に記載の電気機械。
- 環状の溝が、前記第2のベアリングの外面及び前記第2のベアリングシートの少なくとも一方に設けられ、前記Oリングが、前記環状の溝の中に位置決めされる、請求項1又は2に記載の電気機械。
- 前記接着剤が位置決めされるチャネルを構成する環状の溝が、前記第1のベアリングの外面及び前記第1のベアリングシートの少なくとも一方に設けられる、請求項1〜3のいずれか1項に記載の電気機械。
- 前記支持体は、細長い中央部を有し、第1ベアリングシート及び第2のベアリングシートは、前記永久磁石が前記支持体の細長い中央部の中に位置決めされるように、前記細長い中央部の軸線方向の両端部に位置決めされる、請求項1〜4のいずれか1項に記載の電気機械。
- 前記細長い中央部は、前記ステータ組立体を支持する、請求項5に記載の電気機械。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1709839.3A GB2563617B (en) | 2017-06-20 | 2017-06-20 | An electric machine |
GB1709839.3 | 2017-06-20 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019009984A JP2019009984A (ja) | 2019-01-17 |
JP6689318B2 true JP6689318B2 (ja) | 2020-04-28 |
Family
ID=59462335
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018116269A Active JP6689318B2 (ja) | 2017-06-20 | 2018-06-19 | 電気機械 |
Country Status (8)
Country | Link |
---|---|
US (2) | US11300130B2 (ja) |
EP (1) | EP3642941A1 (ja) |
JP (1) | JP6689318B2 (ja) |
KR (1) | KR102281734B1 (ja) |
CN (2) | CN208623466U (ja) |
GB (1) | GB2563617B (ja) |
TW (1) | TW201906283A (ja) |
WO (1) | WO2018234739A1 (ja) |
Cited By (1)
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---|---|---|---|---|
US12102205B2 (en) | 2023-01-19 | 2024-10-01 | Sharkninja Operating Llc | Hair care appliance with powered attachment |
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GB2563617B (en) * | 2017-06-20 | 2020-04-08 | Dyson Technology Ltd | An electric machine |
GB2571554B (en) * | 2018-03-01 | 2020-09-30 | Dyson Technology Ltd | An electric motor |
KR102273754B1 (ko) | 2019-06-14 | 2021-07-06 | 엘지전자 주식회사 | 모터 어셈블리 및 그 제조 방법 |
KR102512292B1 (ko) | 2019-06-21 | 2023-03-22 | 엘지전자 주식회사 | 모터 어셈블리 및 그 제조 방법 |
KR102171452B1 (ko) | 2019-06-21 | 2020-10-29 | 엘지전자 주식회사 | 모터 어셈블리 및 그 제조 방법 |
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CN113675983A (zh) * | 2020-05-15 | 2021-11-19 | 广东威灵电机制造有限公司 | 旋转电机及风机 |
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Cited By (1)
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US12102205B2 (en) | 2023-01-19 | 2024-10-01 | Sharkninja Operating Llc | Hair care appliance with powered attachment |
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KR102281734B1 (ko) | 2021-07-27 |
US12044242B2 (en) | 2024-07-23 |
WO2018234739A1 (en) | 2018-12-27 |
GB2563617A (en) | 2018-12-26 |
CN208623466U (zh) | 2019-03-19 |
US20180363669A1 (en) | 2018-12-20 |
TW201906283A (zh) | 2019-02-01 |
US20220196023A1 (en) | 2022-06-23 |
CN109104038A (zh) | 2018-12-28 |
US11300130B2 (en) | 2022-04-12 |
GB2563617B (en) | 2020-04-08 |
EP3642941A1 (en) | 2020-04-29 |
GB201709839D0 (en) | 2017-08-02 |
JP2019009984A (ja) | 2019-01-17 |
KR20200014919A (ko) | 2020-02-11 |
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