CN204012959U - Stator core and stator, magneto - Google Patents

Stator core and stator, magneto Download PDF

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Publication number
CN204012959U
CN204012959U CN201420413578.5U CN201420413578U CN204012959U CN 204012959 U CN204012959 U CN 204012959U CN 201420413578 U CN201420413578 U CN 201420413578U CN 204012959 U CN204012959 U CN 204012959U
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China
Prior art keywords
iron core
stator
core body
centre bore
crown
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CN201420413578.5U
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Chinese (zh)
Inventor
朱嘉东
王飞
朱婷婷
陈金涛
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Guangdong Welling Motor Manufacturing Co Ltd
Midea Welling Motor Technology Shanghai Co Ltd
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Guangdong Welling Motor Manufacturing Co Ltd
Midea Welling Motor Technology Shanghai Co Ltd
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Priority to CN201420413578.5U priority Critical patent/CN204012959U/en
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Publication of CN204012959U publication Critical patent/CN204012959U/en
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Abstract

The utility model is applicable to electric machine structure technical field, stator core is provided and have this stator core stator, there is the magneto of this stator, stator core comprises that the iron core body with centre bore is installed on the crown on iron core body with several, iron core body comprises that yoke portion and several are located at the tooth neck in yoke portion, each crown is installed on respectively on each tooth neck, has at least a crown to be greater than iron core body along the axially extended length of centre bore along the axially extended length of centre bore.The utility model, the independent lengthening by crown arranges, and can strengthen from the permanent magnet of rotor and be pooled to the magnetic flux stator core on the one hand, and then improve the poly-magnetic effect of magneto; Be beneficial on the other hand the axial length that reduces iron core body, thereby be beneficial to, to reduce the circle of stator winding long, and then be beneficial to and reduce the weight of stator winding and the weight of stator core.

Description

Stator core and stator, magneto
Technical field
The utility model belongs to electric machine structure technical field, relate in particular to stator core and have this stator core stator, there is the magneto of this stator.
Background technology
Prior art, in order to guarantee the service behaviour (power and torque etc.) of magneto, generally all establishes the axial length of the rotor of magneto to such an extent that be greater than the axial length of stator core.Although existing magneto has met the designing requirement of magneto service behaviour,, its Shortcomings part still in concrete application, is embodied in; Because the axial sides of rotor and the axial sides of stator core distance is larger, therefore, make the magnetic flux that is pooled on stator core from the permanent magnet of rotor less, thereby make the poly-magnetic effect of magneto poor; And when the thickness (axial length of stator core) of stator core is larger, can make that the magnetic of stator core is close and stock utilization is all lower.
Utility model content
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, stator core is provided and have this stator core stator, there is the magneto of this stator, it is intended to solve the technical problem of the poly-magnetic weak effect of existing magneto.
For achieving the above object, the technical solution adopted in the utility model is: stator core, comprise that the iron core body with centre bore is installed on the crown on described iron core body with several, described iron core body comprises that yoke portion and several are located at the tooth neck in described yoke portion, described in each, crown is installed on respectively described in each on tooth neck, has at least a described crown to be greater than described iron core body along the axially extended length of described centre bore along the axially extended length of described centre bore.
As a specific embodiments of the present utility model, described iron core body has two along the axial axial sides of being located at respectively described iron core body two opposite sides of described centre bore, and described in each, crown all has two axially extending and being convexly set in the magnetic conduction boss portion in axial sides described in two respectively along described centre bore.
As another specific embodiments of the present utility model, described iron core body has two along the axial axial sides of being located at respectively described iron core body two opposite sides of described centre bore, described in each, crown all has one and is convexly set in the magnetic conduction boss portion in axial sides described in along extending axially of described centre bore, and described in each magnetic conduction boss portion along in the same described axial sides that is axially convexly set in described iron core body of described centre bore.
As another specific embodiments of the present utility model, described iron core body has two along described centre hole axis to the axial sides of being located at respectively described iron core body two opposite sides, have at least two described crowns to have along extending axially of described centre bore and be convexly set in the magnetic conduction boss portion in axial sides described in, and along the circumferential adjacent setting of described centre bore two described in be separated with a described tooth neck between at least between magnetic conduction boss portion.
Particularly, described crown comprises bizet and card interpolating unit, and described tooth neck is provided with the slot being equipped with described card interpolating unit, and described card interpolating unit card inserts in described slot, and described bizet is stuck in outside described slot.
Preferably, described slot is dovetail groove or T-shaped groove, and the shape of described card interpolating unit and described slot are equipped with.
Particularly, described iron core body comprises several iron core monomers, described iron core monomer comprises monomer yoke portion and is convexly set in the described tooth neck on described monomer yoke portion inwall, described in each, monomer yoke radicals by which characters are arranged in traditional Chinese dictionaries tail engages the described yoke portion that surrounds, one end of described monomer yoke portion convexes with positioning convex, the other end is provided with detent, described in arbitrary neighborhood two between iron core monomer all by the described positioning convex of a described iron core monomer and described in another described detent card of iron core monomer insert and be connected.
Preferably, described iron core body is overrided to form by several stator punchings.
The utility model also provides stator, and it comprises above-mentioned stator core and is located at the stator winding on described stator core.
The utility model also provides magneto, and it comprises above-mentioned stator and the rotor coordinating with described stator.
The stator core that the utility model provides and have this stator core stator, there is the magneto of this stator, by stator core being divided into iron core body and crown two parts design respectively processing, and make at least one crown be greater than iron core body along the axially extended length of centre bore along the axially extended length of centre bore, like this, can utilize crown to add the axial length of long stator iron core, thereby be beneficial to strengthen, from the permanent magnet of rotor, be pooled to the magnetic flux stator core, and then effectively improved the poly-magnetic effect of magneto.Meanwhile, the independent lengthening setting of crown, is beneficial to the axial length that reduces iron core body, thereby be beneficial to, to reduce the circle of stator winding long, and then be beneficial to the axial length that reduces the weight of stator winding, the weight of stator core and magneto.
Accompanying drawing explanation
Fig. 1 is the perspective view of the stator core that provides of the utility model embodiment mono-;
Fig. 2 is that schematic diagram is looked on a left side of Fig. 1;
Fig. 3 is the iron core monomer that provides of the utility model embodiment mono-and the assembling schematic perspective view of crown;
Fig. 4 is that schematic diagram is looked on a left side of Fig. 3;
Fig. 5 is the iron core monomer that provides of the utility model embodiment mono-and the decomposing schematic representation of crown;
Fig. 6 is the structural representation of the stator core that provides of the utility model embodiment bis-;
Fig. 7 is the iron core monomer that provides of the utility model embodiment bis-and the assembling schematic perspective view of magnetic conduction boss;
Fig. 8 is that schematic diagram is looked on a left side of Fig. 7.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
Embodiment mono-:
As shown in Fig. 1~5, the stator core 1 that the utility model embodiment mono-provides, comprise that the iron core body 11 with centre bore 101 is installed on the crown 12 on iron core body 11 with several, iron core body 11 comprises that yoke portion 111 and several are located at the tooth neck 112 in yoke portion 111, each crown 12 is installed on respectively on each tooth neck 112, has at least a crown 12 to be greater than iron core body 11 along the axially extended length of centre bore 101 along the length of axial (the central axis bearing of trend of centre bore 101) extension of centre bore 101.The utility model embodiment, stator core 1 is divided into iron core body 11 and crown 12 two parts design respectively processing, and make at least one crown 12 be greater than iron core body 11 along the axially extended length of centre bore 101 along the axially extended length of centre bore 101, like this, can utilize crown 12 to add the axial length of long stator iron core 1 on the one hand, thereby be beneficial to strengthen, from the permanent magnet of rotor, be pooled to the magnetic flux stator core 1, and then effectively improved the poly-magnetic effect of magneto; Can be beneficial to the axial length that reduces iron core body 11 on the other hand, thereby be beneficial to, to reduce the circle of stator winding long, and then be beneficial to weight, the weight of stator core 1 and the axial length of magneto that reduces stator winding.
Particularly, crown 12 can adopt the moulding of mould integrally casting by the good material of magnetic property (as powder metallurgy, cast iron etc.).
Particularly, in the present embodiment, iron core body 11 is circular, and yoke portion 111 correspondences are circular; Certainly, in concrete application, iron core body 11 also can be square shape or other is polygon-shaped.
Particularly, the stator core 1 that the present embodiment provides is applied on inner rotor motor, each tooth neck 112 is convexly set on the inwall of yoke portion 111, each crown 12 be installed on respectively each tooth neck 112 on the inwall of yoke portion 111, the inwall back to yoke portion 111 of each crown 12 encloses and forms the centre bore 101 wearing for rotor (not shown).Certainly, in concrete application, stator core 1 also can be applicable on external rotor electric machine, now, each tooth neck 112 is convexly set on the outer wall of yoke portion 111, each crown 12 be installed on respectively each tooth neck 112 on the outer wall of yoke portion 111, the inwall of yoke portion 111 encloses and forms centre bore 101.
Particularly, as shown in Figure 3 and Figure 5, crown 12 comprises bizet 121 and card interpolating unit 122, the slot 1121 that is concaved with on the inwall of centre bore 101 with blocks interpolating unit 122 and be equipped with of tooth neck 112, card interpolating unit 122 cards insert in slot 1121, and bizet 121 is stuck in outside slot 1121.The setting of card interpolating unit 122, is mainly used in realizing the installation of crown 12 on tooth neck 112 and fixes, in order to guarantee that card interpolating unit 122 cards insert in the steadiness in slot 1121, can be made as interference fit or interference fits with coordinating of slot 1121 by card interpolating unit 122; Or, can adopt other fastening means to reinforce being connected of crowns 12 and tooth neck 112, as for plastic packaging magneto, can utilize capsulation material by crown 12 installation on tooth neck 112 carry out plastic packaging reinforcing.
Preferably, as shown in Figure 5, slot 1121 is dovetail groove or T-shaped groove, and shape and the slot 1121 of card interpolating unit 122 are equipped with.Like this, make the width of rebate of slot 1121 be less than the width of its bottom land, thereby be beneficial to, prevent that card interpolating unit 122 cards from inserting in the interior rear radially slippage along centre bore 101 of slot 1121 and going out the phenomenon generation outside slot 1121, and then be beneficial to the solid and reliable property that raising crown 12 is connected with tooth neck 112.During concrete installation, the card interpolating unit 122 of crown 12 can be inserted in the slot 1121 of tooth neck 112 along endwisely slipping of centre bore 101.
Preferably, as shown in Figure 1 and Figure 5, bizet 121 is arc tabular component, like this, is beneficial on the one hand the fit clearance of optimizing stator core 1 and rotor, thereby is beneficial to the matching property that improves stator and rotor; Be beneficial on the other hand the aesthetic property that improves stator core 1.
Particularly, as shown in figures 1 and 3, iron core body 11 comprises several iron core monomers 110, iron core monomer 110 comprises monomer yoke portion 1101 and is convexly set in the tooth neck 112 on monomer yoke portion 1101 inwalls, each monomer yoke portion 1101 head and the tail engage the yoke portion 111 that surrounds, one end of monomer yoke portion 1101 convexes with positioning convex 1102, the other end is provided with detent 1103, between arbitrary neighborhood two iron core monomers 110, all by the positioning convex 1102 of an iron core monomer 110 and the detent of another iron core monomer 110 1103 cards, is inserted and is connected.Like this, by positioning convex 1102 and the card inserting of detent 1103, close, can effectively realize the connection between two adjacent iron core monomers 110, it is simple in structure, easy for installation.Arbitrary neighborhood two iron core monomers 110 and two crowns 12 that are mounted thereon respectively all can enclose one and embed for stator winding (not shown) the line embedding groove 103 of installing; Because the present embodiment just lengthens separately the crown 12 near centre bore 101, it is beneficial to the axial length of iron core monomer 110 is designed littlely, like this, be beneficial on the one hand the weight that reduces stator core 1, be beneficial on the other hand the groove depth that reduces line embedding groove 103 on stator core 1, thereby be beneficial to, to reduce the circle of stator winding long, and then be beneficial to the weight that reduces stator winding.
Preferably, iron core body 11 is overrided to form by some stator punching (not shown), stator punching specifically can be for being formed by punching silicon-steel, like this, both be beneficial to the magnetic property that guarantees iron core body 11, be beneficial to again the course of processing of simplifying iron core body 11, thereby be beneficial to the processing cost that reduces iron core body 11.The present embodiment, stator punching is the monomer punching identical with iron core monomer 110 cross sectional shapes, like this, in process of production, subpunch is made the monomer punching with iron core monomer 110 cross sectional shapes, again monomer punching is laminated into each iron core monomer 110, finally each iron core monomer 110 is spliced to form to iron core body 11.Certainly, in concrete application, stator punching also can be for being bonded into the ring-type punching identical with iron core body 11 cross sectional shapes from beginning to end by bar shaped punching, like this, in process of production, subpunch is made bar shaped punching, then bar shaped punching is bonded into the ring-type punching identical with iron core body 11 cross sectional shapes from beginning to end, finally ring-type punching is laminated into iron core body 11.
Particularly, as shown in figures 1 and 3, stator punching is provided with riveting buckle portion 1104, and the setting of riveting buckle portion 1104 can be linked and is connected into iron core monomer 110 by riveting after several stator punchings are laminated.The magnitude setting of riveting buckle portion 1104 can require to be optimized design according to concrete bonding strength, preferably, the present embodiment, a stator punching is provided with two riveting buckle portions 1104, and this two rivetings buckle portion 1104 is located at respectively on yoke portion 111 and tooth neck 112.
Particularly, as depicted in figs. 1 and 2, iron core body 11 has two along the axial axial sides 102 of being located at respectively iron core body 11 two opposite sides of centre bore 101, and each crown 12 all has two axially extending and being convexly set in the magnetic conduction boss portion 120 in two axial sides 102 respectively along centre bore 101.Like this, the axial both sides of iron core body 11 are equipped with magnetic conduction boss portion 120, thereby make the axial length of stator core 1 extend and lengthen to the both sides of iron core body 11, reached the effect that adds long stator iron core 1 axial length, and then be beneficial to the poly-magnetic effect of the magneto of raising, and be beneficial to the symmetry that guarantees stator core 1 structure.
Further, the utility model embodiment mono-also provides stator, and it comprises above-mentioned stator core 1 and is located at the stator winding (not shown) on stator core 1.It is owing to having adopted above-mentioned stator core 1, therefore, be beneficial to the poly-magnetic effect that improves stator, and be beneficial to weight and the axial length that reduces stator.
Further, the utility model embodiment mono-also provides magneto, the rotor (not shown) that it comprises above-mentioned stator and coordinates with stator.It is owing to having adopted above-mentioned stator, therefore, improve the poly-magnetic effect of magneto, and reduced the weight of magneto and the axial length of magneto, be beneficial to magneto and develop to miniaturization.
The magneto that the utility model embodiment mono-provides, specifically can be applicable on the equipment such as air conditioner or washing machine or air cleaner.
Embodiment bis-:
As shown in Fig. 6~8, the stator core 1 that the utility model embodiment bis-provides, iron core body 11 has two along the axial axial sides 102 of being located at respectively iron core body 11 two opposite sides of centre bore 101, each crown 12 all has one and is convexly set in the magnetic conduction boss portion 120 in an axial sides 102 along extending axially of centre bore 101, and each magnetic conduction boss portion 120 is along in the same axial sides 102 that is axially convexly set in iron core body 11 of centre bore 101, and each magnetic conduction boss portion 120 is along axial the same side of being all located at iron core body 11 of centre bore 101.The present embodiment, only the axial side at iron core body 11 is provided with magnetic conduction boss portion 120, be crown 12 outside an axial sides 102 that axially only protrudes from iron core body 11 of centre bore 101 and do not protrude from outside another axial sides 102 of iron core body 11, like this, stator core 1 only extends and lengthens to a side of iron core body 11 along the axial length of centre bore 101, it also can play the effect that adds long stator iron core 1 axial length, thereby also can reach the object that improves the poly-magnetic effect of magneto.The present embodiment is different from embodiment mono-: in embodiment mono-, the axial both sides of iron core body 11 are equipped with magnetic conduction boss portion 120, and like this, the axial length of its stator core 1 is to extend and lengthen to the both sides of iron core body 11; And in the present embodiment, only the axial side at iron core body 11 is provided with magnetic conduction boss portion 120, the axial length of its stator core 1 only extends and lengthens to a side of iron core body 11.Except above-mentioned difference, other structures of the stator core 1 that the utility model embodiment bis-provides, stator, magneto are identical with set-up mode and the setting principle of same structure in embodiment mono-, are not described in detail in this.
Embodiment tri-:
The stator core 1 that the utility model embodiment bis-provides, iron core body 11 has two along the axial axial sides 102 of being located at respectively iron core body 11 two opposite sides of centre bore 101, have at least two crowns 12 to have along extending axially of centre bore 101 and be convexly set in the magnetic conduction boss portion 120 in an axial sides 102, and along being separated with a tooth neck 112 between at least between two magnetic conduction boss portion 120 of the circumferential adjacent setting of centre bore 101.Particularly, each magnetic conduction boss portion 12 is convexly set in axial sides 102 along the circumferential form with at least one tooth neck 112 of interval of centre bore 101, it also can play the effect that adds long stator iron core 1 axial length, thereby also can reach the object that improves the poly-magnetic effect of magneto.The present embodiment is different from embodiment mono-, embodiment bis-: in embodiment mono-and embodiment bis-, between two magnetic conduction boss portion 120 of the circumferential adjacent setting of centre bore 101, be not all interval with tooth neck 112; And in the present embodiment, along being separated with a tooth neck 112 between at least between two magnetic conduction boss portion 120 of the circumferential adjacent setting of centre bore 101, the relative embodiment mono-of effect of the poly-magnetic of its raising magneto of obtaining and the effect that embodiment bis-obtains are slightly poor.Except above-mentioned difference, other structures of the stator core 1 that the utility model embodiment tri-provides, stator, magneto are identical with set-up mode and the setting principle of same structure in embodiment mono-, are not described in detail in this.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of doing within spirit of the present utility model and principle, be equal to and replace or improvement etc., within all should being included in protection range of the present utility model.

Claims (10)

1. stator core, comprise that the iron core body with centre bore is installed on the crown on described iron core body with several, described iron core body comprises that yoke portion and several are located at the tooth neck in described yoke portion, described in each, crown is installed on respectively described in each on tooth neck, it is characterized in that: have at least a described crown to be greater than described iron core body along the axially extended length of described centre bore along the axially extended length of described centre bore.
2. stator core as claimed in claim 1, it is characterized in that: described iron core body has two along the axial axial sides of being located at respectively described iron core body two opposite sides of described centre bore, and described in each, crown all has two axially extending and being convexly set in the magnetic conduction boss portion in axial sides described in two respectively along described centre bore.
3. stator core as claimed in claim 1, it is characterized in that: described iron core body has two along the axial axial sides of being located at respectively described iron core body two opposite sides of described centre bore, described in each, crown all has one and is convexly set in the magnetic conduction boss portion in axial sides described in along extending axially of described centre bore, and described in each magnetic conduction boss portion along in the same described axial sides that is axially convexly set in described iron core body of described centre bore.
4. stator core as claimed in claim 1, it is characterized in that: described iron core body has two along the axial axial sides of being located at respectively described iron core body two opposite sides of described centre bore, have at least two described crowns to have along extending axially of described centre bore and be convexly set in the magnetic conduction boss portion in axial sides described in, and along the circumferential adjacent setting of described centre bore two described in be separated with a described tooth neck between at least between magnetic conduction boss portion.
5. the stator core as described in claim 1 to 4 any one, it is characterized in that: described crown comprises bizet and card interpolating unit, described tooth neck is provided with the slot being equipped with described card interpolating unit, and described card interpolating unit card inserts in described slot, and described bizet is stuck in outside described slot.
6. stator core as claimed in claim 5, is characterized in that: described slot is dovetail groove or T-shaped groove, and the shape of described card interpolating unit and described slot are equipped with.
7. stator core as claimed in claim 1, it is characterized in that: described iron core body comprises several iron core monomers, described iron core monomer comprises monomer yoke portion and is convexly set in the described tooth neck in described monomer yoke portion, described in each, monomer yoke radicals by which characters are arranged in traditional Chinese dictionaries tail engages the described yoke portion that surrounds, one end of described monomer yoke portion convexes with positioning convex, the other end is provided with detent, described in arbitrary neighborhood two between iron core monomer all by the described positioning convex of a described iron core monomer and described in another described detent card of iron core monomer insert and be connected.
8. the stator core as described in claim 1 or 2 or 3 or 4 or 7, is characterized in that: described iron core body is overrided to form by several stator punchings.
9. stator, is characterized in that: comprise the stator core as described in claim 1 to 8 any one and be located at as described in stator winding on stator core.
10. magneto, is characterized in that: comprise stator as claimed in claim 9 and the rotor coordinating with described stator.
CN201420413578.5U 2014-07-24 2014-07-24 Stator core and stator, magneto Active CN204012959U (en)

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Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104638785A (en) * 2015-02-13 2015-05-20 广东威灵电机制造有限公司 Stator iron core component, stator and permanent magnet motor
CN104734376A (en) * 2014-12-23 2015-06-24 广东威灵电机制造有限公司 Motor stator iron core, motor stator, motor, and manufacturing method of motor stator
CN104967229A (en) * 2015-06-10 2015-10-07 卧龙电气章丘海尔电机有限公司 Stator core structure for internal stator motor
CN106712328A (en) * 2016-12-15 2017-05-24 广东威灵电机制造有限公司 Stator and motor equipped with stator
CN106712346A (en) * 2016-12-15 2017-05-24 广东威灵电机制造有限公司 Motor and water pump provided with same
CN106849398A (en) * 2016-12-15 2017-06-13 广东威灵电机制造有限公司 Stator and the motor with it
CN107070011A (en) * 2016-12-15 2017-08-18 广东威灵电机制造有限公司 Stator and the motor with it
CN107070008A (en) * 2016-12-15 2017-08-18 广东威灵电机制造有限公司 Stator and the motor with it
CN107707045A (en) * 2017-09-29 2018-02-16 珠海凯邦电机制造有限公司 Stator core, stator and motor
CN108923562A (en) * 2018-07-03 2018-11-30 江苏磁谷科技股份有限公司 A kind of winding permanent magnet governor winding iron core closed slot structure and outer winding iron core
CN112688445A (en) * 2021-03-11 2021-04-20 江苏嘉轩智能工业科技股份有限公司 Stator of outer rotor motor and assembling method thereof
CN113595271A (en) * 2021-08-09 2021-11-02 湖州南洋电机有限公司 Stator core and assembled motor stator
US11626769B2 (en) 2017-04-21 2023-04-11 Lenze Drives Gmbh External rotor motor with cast stator

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104734376A (en) * 2014-12-23 2015-06-24 广东威灵电机制造有限公司 Motor stator iron core, motor stator, motor, and manufacturing method of motor stator
CN104734376B (en) * 2014-12-23 2018-12-07 广东威灵电机制造有限公司 The manufacturing method of motor stator core, motor stator, motor and motor stator
CN104638785B (en) * 2015-02-13 2018-03-23 广东威灵电机制造有限公司 Stator core assemblies and stator, magneto
CN104638785A (en) * 2015-02-13 2015-05-20 广东威灵电机制造有限公司 Stator iron core component, stator and permanent magnet motor
CN104967229A (en) * 2015-06-10 2015-10-07 卧龙电气章丘海尔电机有限公司 Stator core structure for internal stator motor
CN107070011B (en) * 2016-12-15 2019-09-06 广东威灵电机制造有限公司 Stator and motor with it
CN107070011A (en) * 2016-12-15 2017-08-18 广东威灵电机制造有限公司 Stator and the motor with it
CN107070008A (en) * 2016-12-15 2017-08-18 广东威灵电机制造有限公司 Stator and the motor with it
CN106849398A (en) * 2016-12-15 2017-06-13 广东威灵电机制造有限公司 Stator and the motor with it
CN106712346A (en) * 2016-12-15 2017-05-24 广东威灵电机制造有限公司 Motor and water pump provided with same
CN106712328A (en) * 2016-12-15 2017-05-24 广东威灵电机制造有限公司 Stator and motor equipped with stator
CN106712346B (en) * 2016-12-15 2020-02-18 广东威灵电机制造有限公司 Motor and water pump with same
US11626769B2 (en) 2017-04-21 2023-04-11 Lenze Drives Gmbh External rotor motor with cast stator
CN107707045A (en) * 2017-09-29 2018-02-16 珠海凯邦电机制造有限公司 Stator core, stator and motor
CN107707045B (en) * 2017-09-29 2020-05-29 珠海格力电器股份有限公司 Stator core, stator and motor
CN108923562A (en) * 2018-07-03 2018-11-30 江苏磁谷科技股份有限公司 A kind of winding permanent magnet governor winding iron core closed slot structure and outer winding iron core
CN112688445A (en) * 2021-03-11 2021-04-20 江苏嘉轩智能工业科技股份有限公司 Stator of outer rotor motor and assembling method thereof
CN113595271A (en) * 2021-08-09 2021-11-02 湖州南洋电机有限公司 Stator core and assembled motor stator

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