CN203883594U - Motor end cover and plastic package motor adopting same - Google Patents
Motor end cover and plastic package motor adopting same Download PDFInfo
- Publication number
- CN203883594U CN203883594U CN201420280720.3U CN201420280720U CN203883594U CN 203883594 U CN203883594 U CN 203883594U CN 201420280720 U CN201420280720 U CN 201420280720U CN 203883594 U CN203883594 U CN 203883594U
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- CN
- China
- Prior art keywords
- end cap
- bearing chamber
- plastic packaging
- motor
- annular flange
- 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.)
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Classifications
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- 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
Abstract
The utility model discloses a motor end cover and a plastic package motor adopting the same. A bearing chamber is arranged at the middle of an end cover. The motor end cover is characterized in that a plurality of through holes are formed at the periphery of the bearing chamber and the end cover; the inner wall of the bearing chamber sleeves an insulating sleeve; an annular flanged edge extends out from an opening at an end portion of the insulating sleeve; the annular flanged edge abuts against the inner side surface of the end cover; a plurality of protruding columns extend out from the annular flanged edge; and the protruding columns are embedded in the through holes. The motor end cover is simple in structure. With the motor end cover adopted, shaft current can be effectively prevented, and the service lives of a bearing and the motor can be prolonged. The end cover and the insulating layer are combined together so as to form an integral body, and therefore, the motor end cover can be firm and reliable. The plastic package motor has the advantages of simple structure, high reliability and long service life.
Description
Technical field:
The utility model relates to the plastic packaging motor of a kind of electric motor end cap and application thereof.
Background technology:
Existing electric motor end cap offers bearing chamber in the middle of being included in electric motor end cap, bearing chamber is used for installing bearing, but this electric motor end cap lacks the design of anti-shaft current, between electric motor end cap, bearing and rotating shaft, easily form shaft current, shaft current can have a strong impact on the useful life of bearing and motor, in use have potential safety hazard, reliability is lower.
Summary of the invention:
The purpose of this utility model is to provide the plastic packaging motor of a kind of electric motor end cap and application thereof, this is simple in structure, effectively prevent the generation of shaft current, extend the useful life of bearing and motor, and end cap and insulating barrier be combined into one, solid and reliable, this plastic package motor structure is simple, reliability is high, long service life.
The purpose of this utility model is achieved by following technical proposals.
A kind of electric motor end cap, in the middle of end cap, be provided with bearing chamber, it is characterized in that: on bearing chamber periphery, end cap, start to have some through holes, at the nested insulating sleeve that is provided with of inwall of bearing chamber, opening part in insulating sleeve end extends annular flange outward, annular flange is close on the medial surface of end cap, stretches out some projections on annular flange, and projection is nested in through hole the inside.
The end of projection described above is stretched out annular nib outward, and the bottom surface of annular nib is pressed on the lateral surface of end cap, and end cap adopts metal material to make.
Insulating sleeve described above and annular flange are that integrated injection molding is arranged on end cap.
The quantity of through hole described above is 5, and through hole is circumferentially evenly arranged in the periphery of bearing chamber.
A kind of plastic packaging motor, comprise rotating shaft, rotor assembly, plastic packaging stator, front end housing and rear end cap, rotor assembly is arranged in rotating shaft, plastic packaging stator is nested in rotor assembly outside, plastic packaging stator comprises stator core, overhang insulation, coil windings and plastic packaging shell, overhang insulation is arranged on the end face of stator core, coil windings is wound on overhang insulation, plastic packaging shell is wrapped in stator core, overhang insulation, coil windings and rear end cap outside, front end housing is arranged on the end of plastic packaging shell, in the middle of front end housing and rear end cap, be all provided with bearing chamber, in bearing chamber the inside, bearing is installed, shaft support is on the bearing of two end cap, it is characterized in that: in bearing chamber periphery, on front end housing, starting has some through holes, at the nested insulating sleeve that is provided with of inwall of bearing chamber, opening part in insulating sleeve end extends annular flange outward, annular flange is close on the medial surface of front end housing, on annular flange, stretch out some projections, projection is nested in through hole the inside.
The end of projection described above is stretched out annular nib outward, and the bottom surface of annular nib is pressed on the lateral surface of front end housing, and front end housing adopts metal material to make.
Insulating sleeve described above and annular flange are that integrated injection molding is arranged on front end housing.
The quantity of through hole described above is 5, and through hole is circumferentially evenly arranged in the periphery of bearing chamber.
The utility model compared with prior art, there is following effect: 1) at the nested insulating sleeve that is provided with of inwall of bearing chamber, opening part in insulating sleeve end extends annular flange outward, and annular flange is close on the medial surface of end cap, stretches out some projections on annular flange, projection is nested in through hole the inside, this is simple in structure, effectively prevents the generation of shaft current, extends the useful life of bearing and motor, and end cap and insulating barrier be combined into one, solid and reliable; 2) end of projection is stretched out annular nib outward, and the bottom surface of annular nib is pressed on the lateral surface of end cap, simple in structure, solid and reliable; 3) insulating sleeve and annular flange are that integrated injection molding is arranged on end cap, and production technology is simple, and cost is low, are convenient to batch production; 4) this plastic package motor structure is simple, and reliability is high, long service life.
Brief description of the drawings:
Fig. 1 is the stereogram of the utility model end cap;
Fig. 2 is the exploded view of the utility model end cap;
Fig. 3 is the vertical view of the utility model end cap;
Fig. 4 is A-A cutaway view in Fig. 3;
Fig. 5 is the stereogram of the utility model plastic packaging motor;
Fig. 6 is the exploded view of the utility model plastic packaging motor;
Fig. 7 is the vertical view of the utility model plastic packaging motor;
Fig. 8 is B-B cutaway view in Fig. 7.
Embodiment:
Also by reference to the accompanying drawings the utility model is described in further detail below by specific embodiment.
Embodiment mono-: as shown in Figures 1 to 4, the utility model is a kind of electric motor end cap, in the middle of end cap 1, be provided with bearing chamber 11, on bearing chamber 11 peripheries, end cap 1, start to have some through holes 12, at the nested insulating sleeve 2 that is provided with of inwall of bearing chamber 11, extend outward annular flange 21 at the opening part of insulating sleeve 2 ends, annular flange 21 is close on the medial surface of end cap 1, on annular flange 21, stretch out some projections 22, projection 22 is nested in through hole 12 the insides.The end of projection 22 is stretched out annular nib 23 outward, and the bottom surface of annular nib 23 is pressed on the lateral surface of end cap 1, and end cap 1 adopts metal material to make.Insulating sleeve 2 and annular flange 21 are that integrated injection molding is arranged on end cap 1.The quantity of through hole 12 is 5, and through hole 12 is circumferentially evenly arranged in the periphery of bearing chamber 11.
Principle of the present utility model is: at the nested insulating sleeve 2 that is provided with of inwall of bearing chamber 11, extend outward annular flange 21 at the opening part of insulating sleeve 2 ends, annular flange 21 is close on the medial surface of end cap 1, on annular flange 21, stretch out some projections 22, projection 22 is nested in through hole 12 the insides, and this is simple in structure, effectively prevent the generation of shaft current, extend the useful life of bearing and motor, and end cap and insulating barrier be combined into one, solid and reliable.
Embodiment bis-: as Fig. 2, Fig. 5, Fig. 6, shown in Fig. 7 and Fig. 8, this practicality is a kind of plastic packaging motor, comprise rotating shaft 3, rotor assembly 4, plastic packaging stator 5, front end housing 6 and rear end cap 7, rotor assembly 4 is arranged in rotating shaft 3, plastic packaging stator 5 is nested in rotor assembly 4 outsides, plastic packaging stator 5 comprises stator core 51, overhang insulation 52, coil windings 53 and plastic packaging shell 54, overhang insulation 52 is arranged on the end face of stator core 51, coil windings 53 is wound on overhang insulation 52, plastic packaging shell 54 is wrapped in stator core 51, overhang insulation 52, coil windings 53 and rear end cap 7 outsides, front end housing 6 is arranged on the end of plastic packaging shell 54, in the middle of front end housing 6 and rear end cap 7, be all provided with bearing chamber 11, in bearing chamber 11 the insides, bearing 8 is installed, rotating shaft 3 is bearing on the bearing 8 of two end cap, in bearing chamber 11 peripheries, on front end housing 6, start to have some through holes 12, at the nested insulating sleeve 2 that is provided with of inwall of bearing chamber 11, extend outward annular flange 21 at the opening part of insulating sleeve 2 ends, annular flange 21 is close on the medial surface of front end housing 6, on annular flange 21, stretch out some projections 22, projection 22 is nested in through hole 12 the insides.The end of projection 22 is stretched out annular nib 23 outward, and the bottom surface of annular nib 23 is pressed on the lateral surface of front end housing 6, and front end housing 6 adopts metal material to make.Insulating sleeve 2 and annular flange 21 are that integrated injection molding is arranged on front end housing 6.The quantity of through hole 12 is 5, and through hole 12 is circumferentially evenly arranged in the periphery of bearing chamber 11.
Principle of the present utility model is: at the nested insulating sleeve 2 that is provided with of inwall of bearing chamber 11, extend outward annular flange 21 at the opening part of insulating sleeve 2 ends, annular flange 21 is close on the medial surface of front end housing 6, on annular flange 21, stretch out some projections 22, projection 22 is nested in through hole 12 the insides, this plastic package motor structure is simple, and reliability is high, long service life.
Above embodiment is preferred embodiments of the present invention; but embodiments of the present invention are not limited to this; other are any does not deviate from change, the modification done under Spirit Essence of the present invention and principle, substitute, combination, simplify; be equivalent substitute mode, within being included in protection scope of the present invention.
Claims (8)
1. an electric motor end cap, in the middle of end cap (1), be provided with bearing chamber (11), it is characterized in that: in bearing chamber (11) periphery, on end cap (1), start to have some through holes (12), at the nested insulating sleeve (2) that is provided with of inwall of bearing chamber (11), opening part in insulating sleeve (2) end extends annular flange (21) outward, annular flange (21) is close on the medial surface of end cap (1), on annular flange (21), stretch out some projections (22), projection (22) is nested in through hole (12) the inside.
2. a kind of electric motor end cap according to claim 1, it is characterized in that: the end of projection (22) is stretched out annular nib (23) outward, the bottom surface of annular nib (23) is pressed on the lateral surface of end cap (1), and end cap (1) adopts metal material to make.
3. a kind of electric motor end cap according to claim 1 and 2, is characterized in that: insulating sleeve (2) and annular flange (21) are that integrated injection molding is arranged on end cap (1).
4. a kind of electric motor end cap according to claim 3, is characterized in that: the quantity of through hole (12) is 5, and through hole (12) is circumferentially evenly arranged in the periphery of bearing chamber (11).
5. a plastic packaging motor, comprise rotating shaft (3), rotor assembly (4), plastic packaging stator (5), front end housing (6) and rear end cap (7), rotor assembly (4) is arranged in rotating shaft (3), plastic packaging stator (5) is nested in rotor assembly (4) outside, plastic packaging stator (5) comprises stator core (51), overhang insulation (52), coil windings (53) and plastic packaging shell (54), overhang insulation (52) is arranged on the end face of stator core (51), coil windings (53) is wound on overhang insulation (52), plastic packaging shell (54) is wrapped in stator core (51), overhang insulation (52), coil windings (53) and rear end cap (7) outside, front end housing (6) is arranged on the end of plastic packaging shell (54), in the middle of front end housing (6) and rear end cap (7), be all provided with bearing chamber (11), in bearing chamber (11) the inside, bearing (8) is installed, rotating shaft (3) is bearing on the bearing (8) of two end cap, it is characterized in that: in bearing chamber (11) periphery, on front end housing (6), start to have some through holes (12), at the nested insulating sleeve (2) that is provided with of inwall of bearing chamber (11), opening part in insulating sleeve (2) end extends annular flange (21) outward, annular flange (21) is close on the medial surface of front end housing (6), on annular flange (21), stretch out some projections (22), projection (22) is nested in through hole (12) the inside.
6. a kind of plastic packaging motor according to claim 5, it is characterized in that: the end of projection (22) is stretched out annular nib (23) outward, the bottom surface of annular nib (23) is pressed on the lateral surface of front end housing (6), and front end housing (6) adopts metal material to make.
7. according to a kind of plastic packaging motor described in claim 5 or 6, it is characterized in that: insulating sleeve (2) and annular flange (21) are that integrated injection molding is arranged on front end housing (6).
8. a kind of plastic packaging motor according to claim 7, is characterized in that: the quantity of through hole (12) is 5, and through hole (12) is circumferentially evenly arranged in the periphery of bearing chamber (11).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420280720.3U CN203883594U (en) | 2014-05-28 | 2014-05-28 | Motor end cover and plastic package motor adopting same |
| PCT/CN2014/087346 WO2015180329A1 (en) | 2014-05-28 | 2014-09-24 | Motor end cover and plastic packaged motor using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420280720.3U CN203883594U (en) | 2014-05-28 | 2014-05-28 | Motor end cover and plastic package motor adopting same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203883594U true CN203883594U (en) | 2014-10-15 |
Family
ID=51684060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420280720.3U Active CN203883594U (en) | 2014-05-28 | 2014-05-28 | Motor end cover and plastic package motor adopting same |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN203883594U (en) |
| WO (1) | WO2015180329A1 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105914950A (en) * | 2015-02-25 | 2016-08-31 | 丰田自动车株式会社 | Electric Motor Storing Device For Hybrid Vehicle |
| CN107565735A (en) * | 2017-09-26 | 2018-01-09 | 广东威灵电机制造有限公司 | Electric machine casing and there is its motor |
| CN108448785A (en) * | 2018-05-30 | 2018-08-24 | 珠海凯邦电机制造有限公司 | The end cover mounting structure and plastic packaging motor of motor |
| WO2018153046A1 (en) * | 2017-02-23 | 2018-08-30 | 中山大洋电机股份有限公司 | Motor |
| CN108631483A (en) * | 2018-06-13 | 2018-10-09 | 苏州云联车控信息科技有限公司 | A kind of motor case body |
| CN113452185A (en) * | 2021-07-10 | 2021-09-28 | 潘旭华 | High-precision electric spindle and machining method |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108155741A (en) * | 2018-02-08 | 2018-06-12 | 珠海凯邦电机制造有限公司 | Motor |
| CN109861433A (en) * | 2019-04-02 | 2019-06-07 | 珠海凯邦电机制造有限公司 | The sealing structure and motor of motor |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100552229C (en) * | 2008-01-31 | 2009-10-21 | 上海新沪电机厂有限公司 | Single-phase pipeline shielding electric pump |
| US8304969B2 (en) * | 2010-01-13 | 2012-11-06 | Asia Vital Components Co., Ltd. | Heat insulation structure for cooling fan |
| CN201623559U (en) * | 2010-03-01 | 2010-11-03 | 中山大洋电机制造有限公司 | Plastic package motor |
| CN201937374U (en) * | 2011-01-30 | 2011-08-17 | 中山大洋电机制造有限公司 | Motor end cover structure |
| CN203554156U (en) * | 2013-10-23 | 2014-04-16 | 中山大洋电机制造有限公司 | A motor end cover structure and a motor using the same |
-
2014
- 2014-05-28 CN CN201420280720.3U patent/CN203883594U/en active Active
- 2014-09-24 WO PCT/CN2014/087346 patent/WO2015180329A1/en active Application Filing
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105914950A (en) * | 2015-02-25 | 2016-08-31 | 丰田自动车株式会社 | Electric Motor Storing Device For Hybrid Vehicle |
| CN105914950B (en) * | 2015-02-25 | 2020-01-21 | 丰田自动车株式会社 | Motor storage device for hybrid vehicle |
| WO2018153046A1 (en) * | 2017-02-23 | 2018-08-30 | 中山大洋电机股份有限公司 | Motor |
| CN107565735A (en) * | 2017-09-26 | 2018-01-09 | 广东威灵电机制造有限公司 | Electric machine casing and there is its motor |
| CN108448785A (en) * | 2018-05-30 | 2018-08-24 | 珠海凯邦电机制造有限公司 | The end cover mounting structure and plastic packaging motor of motor |
| CN108631483A (en) * | 2018-06-13 | 2018-10-09 | 苏州云联车控信息科技有限公司 | A kind of motor case body |
| CN113452185A (en) * | 2021-07-10 | 2021-09-28 | 潘旭华 | High-precision electric spindle and machining method |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2015180329A1 (en) | 2015-12-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |