CN112701835A - Permanent magnet synchronous motor rotor - Google Patents
Permanent magnet synchronous motor rotor Download PDFInfo
- Publication number
- CN112701835A CN112701835A CN202011514934.9A CN202011514934A CN112701835A CN 112701835 A CN112701835 A CN 112701835A CN 202011514934 A CN202011514934 A CN 202011514934A CN 112701835 A CN112701835 A CN 112701835A
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- Prior art keywords
- permanent magnet
- synchronous motor
- magnet synchronous
- end cover
- fixedly mounted
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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
- H02K5/18—Casings or enclosures characterised by the shape, form or construction thereof with ribs or fins for improving heat transfer
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- 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
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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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Motor Or Generator Cooling System (AREA)
Abstract
The invention discloses a permanent magnet synchronous motor rotor, wherein a front end cover is fixedly arranged on one side of a shell, a rear end cover is fixedly arranged on the other side of the shell, a base is fixedly arranged on the inner wall of the shell, heat-dissipating silica gel is coated on the surface of the base, a stator core is fixedly arranged on the inner surface of the base, a stator winding is fixedly arranged on the inner surface of the stator core, a rotor core is fixedly arranged on the inner surface of the stator winding, the device fixedly connects the shell with the front end cover and the rear end cover through bolts, can conveniently detach the shell from the front end cover and the rear end cover, can conveniently maintain the permanent magnet synchronous motor rotor by a user, is also provided with a fan and the heat-dissipating silica gel, is provided with an air outlet, can discharge heat generated during the operation of the permanent magnet synchronous motor, the service life of the rotor of the permanent magnet synchronous motor is prolonged to a certain extent.
Description
Technical Field
The invention belongs to the technical field of permanent magnet synchronous motor rotors, and particularly relates to a permanent magnet synchronous motor rotor.
Background
The permanent magnet synchronous motor is one of synchronous motors, an excitation magnetic field of the permanent magnet synchronous motor is generated by a permanent magnet, excitation loss is eliminated, the permanent magnet synchronous motor has the advantages of high power density, high efficiency, wide speed regulation range and the like, and is widely applied to the field of high-performance servo and motion control; and because excitation current is not needed, excitation loss is avoided, and the efficiency and the power density of the motor are improved.
The permanent magnet synchronous motor is composed of a stator, a rotor, an end cover and the like. The stator is basically the same as a common induction motor, and a lamination structure is adopted to reduce iron loss during the operation of the motor. The rotor can be made into solid or laminated by lamination. The armature winding can adopt a concentrated whole-pitch winding, and can also adopt a distributed short-pitch winding and an unconventional winding.
Unlike an electrically excited synchronous motor, a permanent magnet synchronous motor generates an excitation magnetic field by a permanent magnet, and thus the magnetic field strength is generally constant. According to the basic electromagnetic relation of the permanent magnet synchronous motor, the rotating counter potential of the motor is increased along with the increase of the rotating speed, when the motor runs at high speed, the rotating counter potential approaches to the power supply voltage, the current regulator is saturated, the torque output performance of the motor is rapidly deteriorated, and the further increase of the rotating speed of the motor is limited.
The existing permanent magnet synchronous motor rotor is complex in structure and inconvenient to detach and maintain, and can generate heat when being operated for a long time, the existing permanent magnet synchronous motor rotor is rarely provided with a heat dissipation device, and the heat can not be released, so that the service life of the permanent magnet synchronous motor can be influenced.
To this end, we propose a permanent magnet synchronous motor rotor to solve the problems existing in the prior art.
Disclosure of Invention
The invention aims to provide a permanent magnet synchronous motor rotor, wherein a shell, a front end cover and a rear end cover are fixedly connected through bolts, the shell, the front end cover and the rear end cover can be conveniently detached, a user can conveniently maintain the permanent magnet synchronous motor rotor, the permanent magnet synchronous motor rotor is further provided with a fan and heat dissipation silica gel, an air outlet is formed in the permanent magnet synchronous motor rotor, heat generated during operation of the permanent magnet synchronous motor rotor can be discharged, the temperature of the permanent magnet synchronous motor rotor can be reduced, the service life of the permanent magnet synchronous motor rotor is prolonged to a certain extent, and the problems in the background art are solved.
In order to achieve the purpose, the invention adopts the following technical scheme: the rotor of the permanent magnet synchronous motor comprises a shell, a front end cover is fixedly arranged on one side of the shell, a rear end cover is fixedly arranged on the other side of the shell, a base is fixedly arranged on the inner wall of the shell, heat dissipation silica gel is coated on the surface of the base, a stator core is fixedly arranged on the inner surface of the machine base, a stator winding is fixedly arranged on the inner surface of the stator core, the inner surface of the stator winding is fixedly provided with a rotor core, the outer wall of the rotor core is fixedly connected with rotor windings which are uniformly distributed, the inner surface of the rotor core is fixedly provided with a magnetism isolating sleeve, a rotating shaft is fixedly arranged in the magnetism isolating sleeve, one end of the rotating shaft is fixedly provided with a fan, the other end of the rotating shaft penetrates through the outer wall of the front end cover, the inner surface of the shell is fixedly provided with a fixing plate, the outer surface of the top of the shell is fixedly provided with a lifting ring, and the inner wall of the front end cover is fixedly provided with a carbon brush.
Preferably, first bolt holes are formed in the fixed connection positions of the front end cover, the rear end cover and the shell, bolts are installed in the first bolt holes in an internal thread mode, and gaskets are fixedly installed between the bolts and the front end cover and between the bolts and the rear end cover.
Preferably, the outer surface of the bottom of the shell is fixedly provided with a support, the bottom of the support is fixedly provided with a base, and the surface of the base is provided with a second bolt hole.
Preferably, a first bearing is fixedly arranged at the rotating connection position of the rotating shaft and the front end cover, and a second bearing is fixedly arranged at the rotating connection position of the rotating shaft and the fixed plate.
Preferably, a through hole is formed in the rotor core, and the magnetism isolating sleeve is fixedly installed in the through hole.
Preferably, an air outlet is formed in the middle of the rear end cover, a dust screen is fixedly mounted on the surface of the rear end cover at the position where the air outlet is formed, and the air outlet is arranged corresponding to the fan.
Preferably, the surface of the base is provided with a groove, and the heat dissipation silica gel, the stator core, the stator winding and the rotor core are fixedly arranged in the groove.
Preferably, a connecting block is fixedly mounted at one end of the rotating shaft, and the fan is fixedly connected with the rotating shaft through the connecting block.
Preferably, a gap exists between the inner wall of the stator core and the rotor winding, and the length of the stator core is smaller than that of the rotor core.
The invention has the technical effects and advantages that: compared with the prior art, the permanent magnet synchronous motor rotor provided by the invention has the following advantages:
1. the device fixedly connects the shell with the front end cover and the rear end cover through bolts, so that the shell, the front end cover and the rear end cover can be conveniently detached, and a user can conveniently maintain the rotor of the permanent magnet synchronous motor;
2. the device still installs fan and heat dissipation silica gel, has seted up the air outlet, can discharge the heat that the permanent magnet synchronous motor rotor produced when the function, can reduce the temperature of permanent magnet synchronous motor rotor, improves the life of permanent magnet synchronous motor rotor to a certain extent.
Drawings
FIG. 1 is a schematic sectional front view of a rotor of a permanent magnet synchronous motor according to the present invention;
FIG. 2 is a schematic top cross-sectional structural view of a rotor of the permanent magnet synchronous motor of the present invention;
FIG. 3 is a schematic side cross-sectional structural view of a permanent magnet synchronous motor rotor of the present invention;
FIG. 4 is a schematic side view of a permanent magnet synchronous motor rotor according to the present invention;
fig. 5 is an enlarged structural schematic diagram of a rotor of the permanent magnet synchronous motor of the present invention.
In the figure: 1. a housing; 2. a front end cover; 3. a rear end cap; 4. a machine base; 5. radiating silica gel; 6. a stator core; 7. a stator winding; 8. a rotor core; 9. a magnetic isolation sleeve; 10. a rotating shaft; 11. a fan; 12. a fixing plate; 13. a hoisting ring; 14. a carbon brush; 15. a first bolt hole; 16. a bolt; 17. a gasket; 18. a support; 19. a base; 20. a second bolt hole; 21. a first bearing; 22. a second bearing; 23. a through hole; 24. an air outlet; 25. a dust screen; 26. a groove; 27. connecting blocks; 28. and (4) rotor winding.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. The specific embodiments described herein are merely illustrative of the invention and do not delimit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a technical scheme as shown in figures 1-5: a permanent magnet synchronous motor rotor comprises a shell 1, wherein a front end cover 2 is fixedly arranged on one side of the shell 1, the front end cover 2 is arranged to play a sealing role on the shell 1 and protect the internal structure of the shell 1, a rear end cover 3 is fixedly arranged on the other side of the shell 1, the rear end cover 3 is arranged to be matched with the front end cover 2 and fix a rotating shaft 10 so as to realize the fixation of a motor, first bolt holes 15 are respectively arranged at the fixed connection positions of the front end cover 2, the rear end cover 3 and the shell 1, the first bolt holes 15 are arranged to install bolts 16, bolts 16 are arranged in the first bolt holes 15 in a threaded manner, the bolts 16 are arranged to fixedly connect one side of the front end cover 2 with one side of the shell 1 and one side of the rear end cover 3 with the other side of the shell 1 so as to prevent the front end cover 2 from loosening with the shell 1 and the rear end cover 3 with the shell 1, and gaskets 17, the gasket 17 is provided to increase the force-receiving area between the bolt 16 and the front and rear covers 2 and 3, protect the surfaces of the front and rear covers 2 and 3 from being scratched by the bolt 16, and disperse the pressure of the bolt 16 against the front and rear covers 2 and 3.
The inner wall of the shell 1 is fixedly provided with a base 4, the base 4 is arranged for fixing a heat dissipation silica gel 5, a stator core 6, a stator winding 7 and a rotor core 8, the surface of the base 4 is coated with the heat dissipation silica gel 5, the heat dissipation silica gel 5 is arranged for dissipating heat of a rotor of the permanent magnet synchronous motor, the inner surface of the base 4 is fixedly provided with the stator core 6, the stator core 6 is an important part of a stator and is also a main component part of a magnetic circuit of the motor, the stator core 6 comprises fan-shaped sheets, ventilation slot sheets, positioning ribs, upper and lower tooth pressure plates, tensioning nuts, supporting plates and other parts, the stator core 6 is formed by punching the silicon steel sheets into the fan-shaped sheets and overlapping the positioning ribs, the positioning ribs are welded on a ring plate through the supporting plates and are tightly pressed into a whole by the tensioning nuts through the upper and lower tooth pressure plates, the stator core, the stator iron core 6 is subjected to the comprehensive action of mechanical force, thermal stress and electromagnetic force, the inner surface of the stator iron core 6 is fixedly provided with a stator winding 7, the stator winding 7 is applied to a salient pole type stator and is usually wound into a rectangular coil, a warp tape is wrapped and shaped, and then the rectangular coil is embedded on the stator iron core 6 with a convex magnetic pole after being dipped and dried, the exciting coil of a common commutator type motor (comprising a direct current motor and a general motor) and the main pole winding of a single-phase shaded pole type salient pole motor all adopt a centralized winding, the inner surface of the stator winding 7 is fixedly provided with a rotor iron core 8, the rotor iron core 8 is arranged to enhance the strength of an induced magnetic field and the density of magnetic lines of force so as to enhance the magnetic field action moment among each other, a gap exists between the inner wall of the stator iron core 6 and a rotor winding 28, and the length, the surface of the machine base 4 is provided with a groove 26, the groove 26 is arranged for conveniently installing the heat dissipation silica gel 5, the stator core 6, the stator winding 7 and the rotor core 8, the heat-radiating silica gel 5, the stator core 6, the stator winding 7 and the rotor core 8 can be protected at the same time, the heat-radiating silica gel 5, the stator core 6, the stator winding 7 and the rotor core 8 are all fixedly arranged inside the groove 26, the outer wall of the rotor core 8 is fixedly connected with the rotor windings 28 which are uniformly distributed, the rotor windings 28 are coil groups which are wound and connected in an armature of the motor according to a certain rule, the coil groups are one of main components for realizing electromechanical energy conversion in the motor, coils forming the armature windings are provided with single turns and also provided with multiple turns, each turn can be wound by a plurality of parallel wires, the parts of the coils embedded in the grooves are called effective parts, and the parts extending out of the grooves are called connecting end parts, namely the end parts.
The inner surface of a rotor core 8 is fixedly provided with a magnetism isolating sleeve 9, the magnetism isolating sleeve 9 is arranged for isolating electromagnetism, a through hole 23 is arranged in the rotor core 8, the through hole 23 is arranged for installing the magnetism isolating sleeve 9, the magnetism isolating sleeve 9 is fixedly arranged in the through hole 23, a rotating shaft 10 is fixedly arranged in the magnetism isolating sleeve 9, the rotating shaft 10 is arranged for realizing rotation, one end of the rotating shaft 10 is fixedly provided with a fan 11, the fan 11 is arranged for discharging heat generated by the permanent magnet synchronous motor rotor in the operation process out of a shell 1, the permanent magnet synchronous motor rotor is protected, the service life of the permanent magnet synchronous motor rotor is prolonged, one end of the rotating shaft 10 is fixedly provided with a connecting block 27, the connecting block 27 is arranged for facilitating the disassembly and maintenance of the fan 11, the fan 11 is fixedly connected with the rotating shaft 10 through the connecting block 27, and the, set up the air outlet 24 for mutually supporting with fan 11, the realization is to 1 inside thermal emission of casing, 3 surfaces of rear end housing are located air outlet 24 and set up fixed position and install dust screen 25, it is inside in order to place external dust entering casing 1 to set up dust screen 25, guarantee the normal operating of permanent magnet synchronous motor rotor, air outlet 24 corresponds the setting with fan 11, this setting is for making things convenient for fan 11 directly to discharge casing 1 with the heat, the pivot 10 other end runs through in 2 outer walls of front end housing, 1 internal fixed surface of casing installs fixed plate 12, it is for fixing second bearing 22 and pivot 10 to set up fixed plate 12.
The rotating connection part of the rotating shaft 10 and the front end cover 2 is fixedly provided with a first bearing 21, the first bearing 21 is arranged to drive the rotating shaft 10 to rotate by one end, the rotating connection part of the rotating shaft 10 and the fixing plate 12 is fixedly provided with a second bearing 22, the second bearing 22 is arranged to be matched with the first bearing 21, the rotating shaft 10 is rotated, the outer surface of the top of the shell 1 is fixedly provided with a lifting ring 13, the lifting ring 13 is arranged to facilitate a user to move the device to any place, the application range of the device is improved, the inner wall of the front end cover 2 is fixedly provided with a carbon brush 14, the carbon brush 14 is also called as an electric brush and is used as a sliding contact element and widely applied to a plurality of electrical devices, and the carbon brushGraphiteImpregnated graphite, metal (copper, silver containing) graphite, carbon brush 14 being the means for transmitting energy or signals between the stationary and rotating parts of an electric motor or generator or other rotating machine, and typically being pure carbon plusCoagulating agentIs made into the shape ofIs a square block which is clamped on a metal supporting frame, a spring is arranged in the square block to tightly press the square block on the rotating shaft 10, and when the motor rotates, the electric energy passes through the rotating shaftPhase changerThe coil is conveyed to the coil, a support 18 is fixedly arranged on the outer surface of the bottom of the shell 1, the support 18 is arranged to support the device, a base 19 is fixedly arranged at the bottom of the support 18, the base 19 is arranged to stably place the device on the ground, a second bolt hole 20 is formed in the surface of the base 19, and the second bolt hole 20 is arranged to conveniently fix the device at a certain position.
The working principle is as follows: a front end cover 2 is fixedly arranged on one side of a shell 1, a rear end cover 3 is fixedly arranged on the other side of the shell 1, a base 4 is fixedly arranged on the inner wall of the shell 1, the surface of the base 4 is coated with heat-radiating silica gel 5, a stator core 6 is fixedly arranged on the inner surface of the base 4, a stator winding 7 is fixedly arranged on the inner surface of the stator core 6, a rotor core 8 is fixedly arranged on the inner surface of the stator winding 7, rotor windings 28 which are uniformly distributed are fixedly connected to the outer wall of the rotor core 8, a magnetism-isolating sleeve 9 is fixedly arranged on the inner surface of the rotor core 8, a rotating shaft 10 is fixedly arranged in the magnetism-isolating sleeve 9, a fan 11 is fixedly arranged at one end of the rotating shaft 10, the other end of the rotating shaft 10 penetrates through the outer wall of the front end cover 2, through 16 fixed connection of bolt, can be convenient to casing 1 and front end housing 2, rear end housing 3's dismantlement between the rear end housing 3, can the person of facilitating the use maintenance to the permanent magnet synchronous motor rotor, and the device still installs fan 11 and heat dissipation silica gel 5, has seted up air outlet 24, can discharge the heat that the permanent magnet synchronous motor rotor produced when the function, can reduce the temperature of permanent magnet synchronous motor rotor, improve the life of permanent magnet synchronous motor rotor to a certain extent.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (9)
1. Permanent magnet synchronous motor rotor, including casing (1), its characterized in that: the improved motor rotor is characterized in that a front end cover (2) is fixedly mounted on one side of the shell (1), a rear end cover (3) is fixedly mounted on the other side of the shell (1), a base (4) is fixedly mounted on the inner wall of the shell (1), heat-dissipation silica gel (5) is coated on the surface of the base (4), a stator core (6) is fixedly mounted on the inner surface of the base (4), a stator winding (7) is fixedly mounted on the inner surface of the stator core (6), a rotor core (8) is fixedly mounted on the inner surface of the stator winding (7), a rotor winding (28) which is uniformly distributed is fixedly connected to the outer wall of the rotor core (8), a magnetism isolating sleeve (9) is fixedly mounted on the inner surface of the rotor core (8), a rotating shaft (10) is fixedly mounted in the magnetism isolating sleeve (9), a fan (11) is fixedly mounted on one end, the carbon brush fixing device is characterized in that a fixing plate (12) is fixedly mounted on the inner surface of the shell (1), a hanging ring (13) is fixedly mounted on the outer surface of the top of the shell (1), and a carbon brush (14) is fixedly mounted on the inner wall of the front end cover (2).
2. The permanent magnet synchronous motor rotor according to claim 1, characterized in that: first bolt hole (15) have all been seted up to front end housing (2), rear end cap (3) and casing (1) fixed connection department, bolt (16) are installed to first bolt hole (15) internal thread, equal fixed mounting has packing ring (17) between bolt (16) and front end housing (2), rear end cap (3).
3. The permanent magnet synchronous motor rotor according to claim 1, characterized in that: the outer fixed surface in casing (1) bottom installs support (18), support (18) bottom fixed mounting has base (19), second bolt hole (20) have been seted up on base (19) surface.
4. The permanent magnet synchronous motor rotor according to claim 1, characterized in that: the rotating shaft (10) and the front end cover (2) are fixedly provided with a first bearing (21) at the rotating joint, and the rotating shaft (10) and the fixing plate (12) are fixedly provided with a second bearing (22) at the rotating joint.
5. The permanent magnet synchronous motor rotor according to claim 1, characterized in that: a through hole (23) is formed in the rotor core (8), and the magnetism isolating sleeve (9) is fixedly installed in the through hole (23).
6. The permanent magnet synchronous motor rotor according to claim 1, characterized in that: an air outlet (24) is formed in the middle of the rear end cover (3), a dust screen (25) is fixedly mounted at the position, located at the air outlet (24), of the surface of the rear end cover (3), and the air outlet (24) corresponds to the fan (11).
7. The permanent magnet synchronous motor rotor according to claim 1, characterized in that: the surface of the base (4) is provided with a groove (26), and the heat dissipation silica gel (5), the stator core (6), the stator winding (7) and the rotor core (8) are fixedly arranged in the groove (26).
8. The permanent magnet synchronous motor rotor according to claim 1, characterized in that: pivot (10) one end fixed mounting has connecting block (27), through connecting block (27) fixed connection between fan (11) and pivot (10).
9. The permanent magnet synchronous motor rotor according to claim 1, characterized in that: a gap exists between the inner wall of the stator iron core (6) and the rotor winding (28), and the length of the stator iron core (6) is smaller than that of the rotor iron core (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011514934.9A CN112701835A (en) | 2020-12-21 | 2020-12-21 | Permanent magnet synchronous motor rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011514934.9A CN112701835A (en) | 2020-12-21 | 2020-12-21 | Permanent magnet synchronous motor rotor |
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| Publication Number | Publication Date |
|---|---|
| CN112701835A true CN112701835A (en) | 2021-04-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011514934.9A Pending CN112701835A (en) | 2020-12-21 | 2020-12-21 | Permanent magnet synchronous motor rotor |
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| Country | Link |
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| CN (1) | CN112701835A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2794016Y (en) * | 2005-05-30 | 2006-07-05 | 沈阳工业大学 | Synchronous motor with with high performance permanent magnets of Nd-Fe-B |
| CN101594036A (en) * | 2009-06-26 | 2009-12-02 | 沈阳工业大学 | Wound rotor self-starting permasyn motor |
| CN104852541A (en) * | 2014-10-22 | 2015-08-19 | 青岛万力科技有限公司 | Energy-saving permanent magnetism motor used for pump |
| CN207010416U (en) * | 2017-07-25 | 2018-02-13 | 绍兴市力达电机有限公司 | A kind of washing machine motor |
| CN108667252A (en) * | 2018-05-24 | 2018-10-16 | 武汉麦迪嘉机电科技有限公司 | A kind of high-voltage permanent magnet synchronous motor of rotor permanent magnet concatenation distribution connection |
| CN211981626U (en) * | 2020-04-21 | 2020-11-20 | 泰兴星德胜电机有限公司 | Single-phase permanent magnet synchronous dust collector motor |
-
2020
- 2020-12-21 CN CN202011514934.9A patent/CN112701835A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2794016Y (en) * | 2005-05-30 | 2006-07-05 | 沈阳工业大学 | Synchronous motor with with high performance permanent magnets of Nd-Fe-B |
| CN101594036A (en) * | 2009-06-26 | 2009-12-02 | 沈阳工业大学 | Wound rotor self-starting permasyn motor |
| CN104852541A (en) * | 2014-10-22 | 2015-08-19 | 青岛万力科技有限公司 | Energy-saving permanent magnetism motor used for pump |
| CN207010416U (en) * | 2017-07-25 | 2018-02-13 | 绍兴市力达电机有限公司 | A kind of washing machine motor |
| CN108667252A (en) * | 2018-05-24 | 2018-10-16 | 武汉麦迪嘉机电科技有限公司 | A kind of high-voltage permanent magnet synchronous motor of rotor permanent magnet concatenation distribution connection |
| CN211981626U (en) * | 2020-04-21 | 2020-11-20 | 泰兴星德胜电机有限公司 | Single-phase permanent magnet synchronous dust collector motor |
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Application publication date: 20210423 |
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