CN114465436B - Oblique pole adjustable motor - Google Patents
Oblique pole adjustable motor Download PDFInfo
- Publication number
- CN114465436B CN114465436B CN202111678137.9A CN202111678137A CN114465436B CN 114465436 B CN114465436 B CN 114465436B CN 202111678137 A CN202111678137 A CN 202111678137A CN 114465436 B CN114465436 B CN 114465436B
- Authority
- CN
- China
- Prior art keywords
- rotor
- annular
- magnetic steel
- rotor shaft
- end cover
- 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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Links
- 229910000831 Steel Inorganic materials 0.000 claims description 61
- 239000010959 steel Substances 0.000 claims description 61
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims 1
- 239000000463 material Substances 0.000 description 10
- 229910000859 α-Fe Inorganic materials 0.000 description 3
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 2
- 229910000828 alnico Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 210000001503 joint Anatomy 0.000 description 2
- 229910001172 neodymium magnet Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K29/00—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
- H02K29/06—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices
- H02K29/08—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices using magnetic effect devices, e.g. Hall-plates, magneto-resistors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2706—Inner rotors
- H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
- H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
- H02K1/278—Surface mounted magnets; Inset magnets
-
- 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
- H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
- H02K2213/03—Machines characterised by numerical values, ranges, mathematical expressions or similar information
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
The invention relates to an oblique pole adjustable motor, which comprises a casing, wherein a rotor shaft coaxial with the casing is arranged in the casing, a oblique pole adjustable rotor assembly and a coil arranged outside the rotor assembly are arranged on the rotor shaft, an annular Hall plate which is coaxial with the rotor shaft and can rotate around the axis of the rotor shaft and be locked is arranged outside the lower end of the rotor shaft, the annular Hall plate is electrically connected with the coil, and the rotor assembly comprises at least two rotor cores which are arranged in a split mode. The invention has the characteristics of adjusting the position of the Hall according to different oblique pole products, ensuring the relative position between the position of the Hall and the center line of the rotor magnetic field, and the like.
Description
Technical Field
The invention belongs to a motor, and particularly relates to a motor with an adjustable inclined pole.
Background
In order to solve the problem of cogging torque of an integer slot brushless motor (for example, 24 slots and 8 poles), the cogging torque is generally improved by adopting a slot or oblique pole mode, rotor oblique can be realized by adopting a segmented structure, different segmentation improvement effects are different, and in order to facilitate product serial production, according to the same pole slot fit and different rotor lengths, 2 sets, 3 sets and more sets of positioning holes on the rotor are used for realizing the oblique pole functions of 2 segments, 3 segments and the like.
In the hall feedback signal structure, in order to ensure the position of the hall and the relative positions of the magnetic field central lines of different oblique pole products, a hall adjustable structure is required.
Disclosure of Invention
The invention aims to provide a motor with adjustable inclined poles, which solves the problems of the prior art that the Hall is positioned at different positions and the relative positions of the magnetic field central lines of the motor with the inclined poles are different.
The technical aim of the invention is mainly solved by the following technical scheme: the motor with the adjustable inclined poles comprises a machine shell, wherein a rotor shaft coaxial with the machine shell is arranged in the machine shell, a rotor assembly with the adjustable inclined poles and a coil arranged outside the rotor assembly are arranged on the rotor shaft, an annular Hall plate which is coaxial with the rotor shaft and can rotate around the axis of the rotor shaft and be locked is arranged outside the lower end of the rotor shaft, and the annular Hall plate is electrically connected with the coil; the rotor and the rotor assembly are matched to form a complete rotor, the complete rotor is combined with the coil and the casing to form a motor, when the inclined pole of the rotor assembly is adjustable, the annular Hall plate needs to ensure the relative position between the annular Hall plate and the position of the Hall plate according to the magnetic field central line of the rotor, so that the annular Hall plate can rotate around the axis of the rotor shaft, when the annular Hall plate is rotated to a proper position, the annular Hall plate can be locked, the annular Hall plate is prevented from deflecting again, and the relative position between the position of the Hall plate and the magnetic field central line of the rotor is ensured.
Preferably, an upper end cover and a lower end cover are respectively arranged at two end surfaces of the shell, two ends of the rotor shaft are respectively connected with the upper end cover and the lower end cover in a rotating way through bearings, and the shell is respectively connected with the upper end cover and the lower end cover through bolts; the upper end cover and the lower end cover are mutually matched with the shell to form the motor shell, the rotor assembly and the rotor shaft are positioned, the rotation of the rotor is ensured, and the stability of the motor structure is ensured.
Preferably, an annular convex plate is arranged on the inner end face of the lower end cover, an annular gap is arranged at the outer edge of the upper end of the annular convex plate, and an annular Hall plate extending towards the outer side of the annular convex plate is arranged at the annular gap; above-mentioned annular flange's setting can realize the annular hall plate location through the annular breach, fixes annular hall plate on annular flange, guarantees annular hall plate's stability, avoids annular hall plate to take place skew or not hard up in the motor working process on the horizontal direction.
Preferably, the outer wall of the annular convex plate is provided with a plurality of arc-shaped convex parts, and the bottom of the annular Hall plate is provided with cushion blocks which correspond to the arc-shaped convex parts and are in butt joint with the arc-shaped convex parts; the arc-shaped convex parts and the cushion blocks are arranged so as to support the bottom of the annular Hall plate and strengthen the stability of the annular Hall plate in the axial direction.
Preferably, the arc convex part is provided with a strip-shaped groove penetrating through the arc convex part up and down, and the cushion block is connected with the arc convex part through a fastening bolt penetrating through the strip-shaped groove downwards from the upper end surface of the annular Hall plate; the arrangement of the strip-shaped groove enables the annular Hall plate to realize circumferential rotation through the movement of the fastening bolt in the strip-shaped groove, so that the Hall on the annular Hall plate can be controlled to rotate around the axis, the position of the Hall is adjusted, and the relative position between the position of the Hall and the central line of the rotor magnetic field is ensured.
Preferably, the side wall of the shell is provided with a plurality of weak magnetic steels which are equidistantly arranged at intervals and are positioned at the outer side of the rotor assembly, and strong magnetic steels are embedded at the inner cambered surface of the weak magnetic steels; the weak magnetic steel and the strong magnetic steel are matched, so that the product performance can be improved, the acting force on the tooth slot of the rotor is reduced, and the tooth slot moment of the rotor is reduced.
Preferably, the inner arc area of the strong magnetic steel is 1/4 to 2/3 of the inner arc area of the weak magnetic steel; the arrangement of the inner arc surface of the strong magnetic steel and the inner arc surface of the weak magnetic steel enables the strong magnetic steel and the weak magnetic steel to be better matched, and the strong magnetic steel and the weak magnetic steel within the range have the smallest negative effect on the motor during working, so that the normal operation of the rotor can be ensured.
Preferably, the thickness of the strong magnetic steel is 1/8 to 1/4 of the thickness of the weak magnetic steel; the thickness of the strong magnetic steel and the thickness of the weak magnetic steel are set, so that the strong magnetic steel can be matched with the thickness of the weak magnetic steel, the strong magnetic steel is suitable for rotation of a rotor and work of a motor, and the stability of the structure is improved.
Preferably, the magnetizing mode of the strong magnetic steel is parallel magnetizing, and the magnetizing mode of the weak magnetic steel is radial magnetizing; the magnetizing mode of the strong magnetic steel and the weak magnetic steel can effectively ensure the stability of the strong magnetic steel and the weak magnetic steel, and simultaneously ensure the stability of the motor during operation.
Preferably, the rotor core is provided with a plurality of positioning holes penetrating the rotor core along the axial direction of the rotor shaft and arranged around the circumference, and two adjacent positioning holes of the rotor core are coaxially arranged and are connected through a pin shaft; the rotor cores can be connected with each other through the matching of the positioning holes and the pin shafts, so that the rotor can be subjected to oblique pole adjustment, the relative position between the position of the Hall and the central line of the rotor magnetic field is ensured, and the cogging torque is improved.
Therefore, the invention has the characteristics of adjusting the position of the Hall according to different oblique pole products, ensuring the relative position between the position of the Hall and the center line of the rotor magnetic field, and the like.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a cross-sectional view of the structure of FIG. 1;
FIG. 3 is a schematic view of the configuration of the lower end cap and annular Hall plate of FIG. 1 in cooperation;
FIG. 4 is a schematic view of the structure of FIG. 3 from another perspective;
FIG. 5 is a schematic view of the lower end cap of FIG. 1;
Fig. 6 is a schematic structural diagram of the weak magnetic steel and the strong magnetic steel in fig. 1.
Detailed Description
The technical scheme of the invention is further specifically described below through examples and with reference to the accompanying drawings.
As shown in fig. 1-2, an adjustable-oblique-pole motor comprises a casing 1, wherein a rotor shaft 11 coaxial with the casing 1 is arranged in the casing 1, a rotor assembly 21 with adjustable oblique poles and a coil 22 arranged outside the rotor assembly 21 are arranged on the rotor shaft 11, an annular hall plate 31 which is coaxially arranged with the rotor shaft 11 and can rotate around the axis of the rotor shaft 11 and is locked is arranged outside the lower end of the rotor shaft 11, the annular hall plate 31 is electrically connected with the coil 22, an upper end cover 12 and a lower end cover 13 are respectively arranged at two end surfaces of the casing 1, two ends of the rotor shaft 11 are respectively connected with the upper end cover 12 and the lower end cover 13 in a rotating way through bearings 14, and the casing 1 is respectively connected with the upper end cover 12 and the lower end cover 13 through bolts; the rotor core 211 is provided with a plurality of positioning holes 212 penetrating the rotor core along the axial direction of the rotor shaft 11 and arranged around the circumference, the positioning holes 212 of two adjacent rotor cores 211 are coaxially arranged, and the two coaxial positioning holes 212 are connected through a pin shaft.
The rotor assembly with the adjustable inclined poles and the combined structure of the rotor assembly and the coil are products existing in the market at present, are the prior art, are not repeated here, are provided with Hall elements on the annular Hall plate, are connected with the coil, and are respectively inserted into the upper end cover and the lower end cover at two ends of the rotor shaft and can rotate between the upper end cover and the lower end cover.
As shown in fig. 3-5, an annular convex plate 131 is arranged on the inner end face of the lower end cover 13, an annular gap 132 is arranged at the outer edge of the upper end of the annular convex plate 131, an annular hall plate 31 extending towards the outer side of the annular convex plate 13 is arranged at the annular gap 132, a plurality of arc-shaped convex parts 133 are arranged on the outer wall of the annular convex plate 131, cushion blocks 311 which correspond to the arc-shaped convex parts 133 and are in butt joint with the arc-shaped convex parts 133 are arranged at the bottom of the annular hall plate 31, strip-shaped grooves 134 which vertically penetrate through the arc-shaped convex parts 133 are arranged on the arc-shaped convex parts 133, and the cushion blocks 311 are connected with the arc-shaped convex parts 133 through fastening bolts 32 which downwards penetrate through the strip-shaped grooves 134 from the upper end face of the annular hall plate 31.
After the rotor assembly and the rotor shaft are assembled, the annular Hall plate is fixed on the lower end cover through the fastening bolts and the strip-shaped grooves, then the annular Hall plate and the coil are connected, after the annular Hall plate and the coil are electrically connected, the fastening bolts positioned in the strip-shaped grooves are stirred, so that the annular Hall plate is rotated, the annular Hall plate is rotated to a proper angle and position, and finally the shell and the upper end cover are assembled, so that the assembly of the motor is completed.
As shown in fig. 2 and 6, the side wall of the casing 1 is provided with a plurality of weak magnetic steels 4 which are equidistantly arranged at intervals and are positioned at the outer side of the rotor assembly 21, the inner arc surface of the weak magnetic steel 4 is embedded with strong magnetic steels 41, the inner arc area of the strong magnetic steels 41 is 1/4 to 2/3 of the inner arc area of the weak magnetic steels 4, the thickness of the strong magnetic steels 41 is 1/8 to 1/4 of the thickness of the weak magnetic steels 4, the magnetizing mode of the strong magnetic steels 41 is parallel magnetizing, and the magnetizing mode of the weak magnetic steels 41 is radial magnetizing; the arc-shaped slot is arranged on the inner side cambered surface of the weak magnetic steel along the arc length direction in a centering way, the strong magnetic steel is equal to the weak magnetic steel in height, and the two end surfaces of the arc-shaped slot extend radially; the magnetic flux-weakening device comprises a shell, wherein a plurality of flux-weakening magnetic steels which are equidistantly spaced and are arranged around the circumference are arranged on the inner wall of the shell.
The weak magnetic steel is adhered to the inner wall of the shell through glue, the strong magnetic steel is adhered to the weak magnetic steel through glue, the weak magnetic steel is made of ferrite materials, the strong magnetic steel is made of high-performance magnetic steel, such as neodymium iron boron materials and alnico materials, the ferrite materials, neodymium iron boron materials and alnico materials are all existing products in the market at present, the weak magnetic steel is not described in detail here, the strong magnetic steel is not limited to the two materials, the strong magnetic steel can be made of other materials, the other high-performance magnetic steel materials can be matched with the ferrite magnetic steel, the superposition performance of the two materials is higher, the cogging moment is smaller, the cogging moment of a motor can be restrained while the product performance is improved, and the stable operation and performance of the motor are ensured.
Claims (7)
1. An oblique pole adjustable motor, which is characterized in that: comprises a housing (1), be equipped with in housing (1) with the coaxial rotor shaft (11) of housing (1), be equipped with rotor subassembly (21) and the coil (22) of locating rotor subassembly (21) outside to one side extremely adjustable on rotor shaft (11), rotor shaft (11) lower extreme's outside is equipped with rotor shaft (11) coaxial setting and can revolute annular hall plate (31) of the axis rotation of rotor shaft (11) and locking, annular hall plate (31) are connected with coil (22) electricity, rotor subassembly (21) include two at least components of a whole that can function independently sets up rotor core (211), the both ends face department of housing (1) is equipped with upper end cover (12) and lower end cover (13) respectively, rotor shaft (11) both ends all are connected with upper end cover (12) and lower end cover (13) rotation through bearing (14), housing (1) are connected respectively through bolt and upper end cover (12) and lower end cover (13), be equipped with annular boss (131) on the interior terminal surface of lower end cover (13), annular boss (131) are equipped with annular boss (131) to be used for carrying out the annular boss (131) to set up to the bearing (131) and are used for carrying out the annular bearing (131) to be equipped with the gap to the outer fringe, annular gap (132) department is equipped with annular hall board (31) towards the outside extension of annular flange (131), be equipped with a plurality of arc convex parts (133) on the outer wall of annular flange (131), the bottom of annular hall board (31) is equipped with and corresponds and cushion (311) with arc convex part (133) butt with arc convex part (133).
2. The adjustable-pitch motor of claim 1, wherein: the arc convex part (133) is provided with a strip-shaped groove (134) penetrating the arc convex part (133) up and down, and the cushion block (311) is connected with the arc convex part (133) through a fastening bolt (32) penetrating the strip-shaped groove (134) downwards from the upper end surface of the annular Hall plate (31).
3. The adjustable-pitch motor of claim 1, wherein: the side wall of the shell (1) is provided with a plurality of weak magnetic steels (4) which are arranged at equal intervals and are positioned at the outer side of the rotor assembly (21), and strong magnetic steels (41) are embedded at the inner cambered surface of the weak magnetic steels (4).
4. A skewed pole adjustable electric machine according to claim 3 wherein: the inner arc area of the strong magnetic steel (41) is 1/4 to 2/3 of the inner arc area of the weak magnetic steel (4).
5. The adjustable pitch motor of claim 4, wherein: the thickness of the strong magnetic steel (41) is 1/8 to 1/4 of the thickness of the weak magnetic steel (4).
6. The adjustable anode tilt motor of any of claims 3-5, wherein: the magnetizing mode of the strong magnetic steel (41) is parallel magnetizing, and the magnetizing mode of the weak magnetic steel (4) is radial magnetizing.
7. The adjustable-pitch motor of claim 1, wherein: the rotor core (211) is provided with a plurality of positioning holes (212) penetrating the rotor core along the axial direction of the rotor shaft (11) and arranged around the circumference, the two adjacent positioning holes (212) of the rotor core (211) are coaxially arranged, and the two coaxial positioning holes (212) are connected through a pin shaft.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111678137.9A CN114465436B (en) | 2021-12-31 | 2021-12-31 | Oblique pole adjustable motor |
| PCT/CN2022/109565 WO2023124072A1 (en) | 2021-12-31 | 2022-08-02 | Electric motor having adjustable skewed poles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111678137.9A CN114465436B (en) | 2021-12-31 | 2021-12-31 | Oblique pole adjustable motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114465436A CN114465436A (en) | 2022-05-10 |
| CN114465436B true CN114465436B (en) | 2024-05-17 |
Family
ID=81407101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111678137.9A Active CN114465436B (en) | 2021-12-31 | 2021-12-31 | Oblique pole adjustable motor |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN114465436B (en) |
| WO (1) | WO2023124072A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114465436B (en) * | 2021-12-31 | 2024-05-17 | 浙江联宜电机有限公司 | Oblique pole adjustable motor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201898425U (en) * | 2010-12-16 | 2011-07-13 | 张家港市江南利玛特设备制造有限公司 | Permanent magnetic direct current brushless fan motor for marine air-conditioning system |
| CN202178695U (en) * | 2011-08-05 | 2012-03-28 | 浙江尤奈特电机有限公司 | Permanent magnet brushless DC motor |
| JP2015033293A (en) * | 2013-08-06 | 2015-02-16 | 多摩川精機株式会社 | Stator |
| WO2016119476A1 (en) * | 2015-01-29 | 2016-08-04 | 中山大洋电机股份有限公司 | Mounting structure of hall circuit board, and brushless direct current motor applying same |
| CN209402349U (en) * | 2019-03-13 | 2019-09-17 | 常州富兴机电有限公司 | A kind of Rolling motor hall position adjustable mechanism |
| CN209767361U (en) * | 2019-05-07 | 2019-12-10 | 瑞安市纪龙汽车电器有限公司 | Permanent-magnet direct-drive starter |
| CN213279292U (en) * | 2020-10-27 | 2021-05-25 | 宁波奥普斯机械制造有限公司 | Motor stator structure |
| CN112863804A (en) * | 2019-12-31 | 2021-05-28 | 珠海市磐石电子科技有限公司 | Magnetic group unit, magnetic array, motor, generator and running device |
| CN213906408U (en) * | 2020-12-30 | 2021-08-06 | 安吉桢正运动控制技术有限公司 | Segmented oblique pole surface-mounted permanent magnet motor rotor structure |
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| JP2009273304A (en) * | 2008-05-09 | 2009-11-19 | Asmo Co Ltd | Rotor of rotating electric machine, and rotating electric machine |
| CN102611216A (en) * | 2011-01-19 | 2012-07-25 | 株式会社安川电机 | Mixed type excitation permanent magnet, rotor for rotating electric machine using same and generator |
| CN103944342A (en) * | 2014-05-07 | 2014-07-23 | 徐州速利达电机有限公司 | Novel direct current brushless motor external hall device |
| CN105262302A (en) * | 2015-11-19 | 2016-01-20 | 迪百仕电机科技（苏州）有限公司 | Rotor skewed pole structure for permanent magnet synchronous motor |
| CN205509814U (en) * | 2015-12-04 | 2016-08-24 | 中国航空工业第六一八研究所 | Hall mounting structure with adjustable brushless DC motor |
| CN107979240B (en) * | 2017-12-26 | 2024-06-21 | 浙江联宜电机有限公司 | Oblique pole type motor Hall mounting structure |
| CN216774578U (en) * | 2021-12-31 | 2022-06-17 | 东阳市联宜机电有限公司 | Hall adjustable structure of motor |
| CN114465436B (en) * | 2021-12-31 | 2024-05-17 | 浙江联宜电机有限公司 | Oblique pole adjustable motor |
-
2021
- 2021-12-31 CN CN202111678137.9A patent/CN114465436B/en active Active
-
2022
- 2022-08-02 WO PCT/CN2022/109565 patent/WO2023124072A1/en unknown
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201898425U (en) * | 2010-12-16 | 2011-07-13 | 张家港市江南利玛特设备制造有限公司 | Permanent magnetic direct current brushless fan motor for marine air-conditioning system |
| CN202178695U (en) * | 2011-08-05 | 2012-03-28 | 浙江尤奈特电机有限公司 | Permanent magnet brushless DC motor |
| JP2015033293A (en) * | 2013-08-06 | 2015-02-16 | 多摩川精機株式会社 | Stator |
| WO2016119476A1 (en) * | 2015-01-29 | 2016-08-04 | 中山大洋电机股份有限公司 | Mounting structure of hall circuit board, and brushless direct current motor applying same |
| CN209402349U (en) * | 2019-03-13 | 2019-09-17 | 常州富兴机电有限公司 | A kind of Rolling motor hall position adjustable mechanism |
| CN209767361U (en) * | 2019-05-07 | 2019-12-10 | 瑞安市纪龙汽车电器有限公司 | Permanent-magnet direct-drive starter |
| CN112863804A (en) * | 2019-12-31 | 2021-05-28 | 珠海市磐石电子科技有限公司 | Magnetic group unit, magnetic array, motor, generator and running device |
| CN213279292U (en) * | 2020-10-27 | 2021-05-25 | 宁波奥普斯机械制造有限公司 | Motor stator structure |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN114465436A (en) | 2022-05-10 |
| WO2023124072A1 (en) | 2023-07-06 |
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