CN112865412B - Permanent magnet slotless motor - Google Patents
Permanent magnet slotless motor Download PDFInfo
- Publication number
- CN112865412B CN112865412B CN202110392813.XA CN202110392813A CN112865412B CN 112865412 B CN112865412 B CN 112865412B CN 202110392813 A CN202110392813 A CN 202110392813A CN 112865412 B CN112865412 B CN 112865412B
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- CN
- China
- Prior art keywords
- gear
- motor
- ring
- permanent magnet
- slotless motor
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- 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
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
-
- 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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Abstract
The invention discloses a permanent magnet slotless motor, which relates to the technical field of motors, in particular to a permanent magnet slotless motor, and comprises a fan shell, wherein two connecting columns are respectively and fixedly arranged on the front and rear of the fan shell and the upper and lower inner walls of the fan shell, a driven gear is movably sleeved outside the connecting columns on the right side, a cooling fan is fixedly arranged on the inner side of the driven gear, and a transmission gear is movably sleeved outside the connecting columns on the left side. This permanent magnetism slotless motor through setting up the fixed axle in the top of motor output shaft, makes the driven shaft cup joint the outside at the fixed axle and installs the driving disk on the right side of driven shaft, with the inboard and the driving disk laminating of swivel becket, makes the screw thread install in the place ahead of swivel becket, and the convenience is when using, changes speed through the cooperation of driven shaft with driving disk and swivel becket, simultaneously through the convenient not unidimensional axle groove of changing of design of axle groove, controls the output speed of motor, has made things convenient for the application scope of motor.
Description
Technical Field
The invention relates to the technical field of motors, in particular to a permanent magnet slotless motor.
Background
The permanent magnet synchronous motor uses the permanent magnet to provide excitation, so that the motor structure is simpler, the processing and assembly cost is reduced, a collecting ring and an electric brush which are easy to cause problems are omitted, and the operation reliability of the motor is improved; because exciting current is not needed, exciting loss is avoided, the efficiency and the power density of the motor are improved, the motor type relates to a rotor of the slotless motor, the rotor comprises a rotating shaft, an inherent belt pulley and two pole plates are sleeved on the rotating shaft, each pole plate comprises an even number of magnetic poles which are uniformly arranged in a radial mode, the inner sections of the magnetic poles are closely adjacent, the outer ends of the magnetic poles are cambered surfaces, each magnetic pole is formed by overlapping and fixedly connecting a plurality of oriented silicon steel sheets together, each oriented silicon steel sheet is manufactured according to the orientation direction, an exciting coil which is electrically connected with an exciting mechanism is wound on each magnetic pole, and the winding directions of the exciting coils on adjacent magnetic poles are opposite.
In the use process of the existing permanent magnet slotless motor, firstly, the motor rotation speed is difficult to control, usually the rotation speed is controlled by utilizing control current, the rotation speed is difficult to accurately control, the motor is controlled by a speed reducing block, the installation is more complicated, the inside of the motor is damaged to a certain extent, in the use process of the motor, the heating of the motor is serious, and the motor needs to be stopped when the motor is overheated so as to ensure the safe use of the motor, so that the permanent magnet slotless motor is provided.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a permanent magnet slotless motor, which solves the problems in the background art.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a permanent magnetism slotless motor, includes the fan housing, two spliced poles are fixed mounting respectively with upper and lower inner wall around the fan housing, the right side the outside activity of spliced pole has cup jointed driven gear, driven gear's inboard fixed mounting has radiator fan, the left side the outside activity of spliced pole has cup jointed drive gear, drive gear's left side swing joint has a rotation gear, the inside fixed mounting of rotation gear has a back output shaft, the right-hand member fixedly connected with permanent magnetism slotless motor of back output shaft, the right-hand fixed mounting of permanent magnetism slotless motor has motor output shaft, the axial slot has been seted up to the right-hand member of permanent magnetism slotless motor, the inside activity in axial slot has cup jointed the fixed axle, the fixed axle extends to the outside of permanent magnetism slotless motor right side, the outside activity of fixed axle has cup jointed the driven shaft, the right side fixedly connected with driving disk, the ring channel has been seted up to the right end of permanent magnetism slotless motor, the inner chamber activity of ring channel has the go-between, the right side activity of go-between has cup jointed the go-between, go-between has the outer ring, the outer fixed ring has the fixed ring, the fixed ring has been connected to the fixed ring, the right has been connected with the fixed ring, the fixed ring has been connected to the fixed ring, the fixed ring.
Optionally, the driving gear, the driven gear and the rotating gear are bevel gears, the driving gear and the driven gear are meshed in the horizontal direction, and the driving gear and the rotating gear are meshed in the vertical direction.
Optionally, the rear output shaft is installed in the middle part of permanent magnetism slotless motor left end, all have drive gear through tooth meshing around rotating gear and upper and lower, driven gear is located drive gear's right side.
Optionally, the cross-section of ring channel is T shape, the inner chamber of ring channel and the left end adaptation of go-between, the right-hand member of go-between extends to the right side of permanent magnetism slotless motor.
Optionally, the left side of the rotating ring is movably sleeved in the right side of the connecting ring, and the diameter value of the rotating ring is the same as that of the connecting ring.
Optionally, the four shaft grooves are uniformly formed above the motor output shaft and located between the motor output shaft and the shaft grooves, and the inner diameter value of the shaft grooves is the same as the diameter value of the fixed shaft.
Optionally, driven shaft fixed connection is in the left center of driving disk, the top of driving disk is laminated with the inner wall of swivel becket, the bottom of driven shaft is laminated with the top of motor output shaft.
Optionally, the inner side of the output shaft is provided with threads, and the inner ring of the output shaft is adapted to the rotating ring and the connecting ring.
The invention provides a permanent magnet slotless motor, which has the following beneficial effects:
1. this permanent magnetism slotless motor through setting up the fixed axle in the top of motor output shaft, makes the driven shaft cup joint the outside at the fixed axle and installs the driving disk on the right side of driven shaft, with the inboard and the driving disk laminating of swivel becket, makes the screw thread install in the place ahead of swivel becket, and the convenience is when using, changes speed through the cooperation of driven shaft with driving disk and swivel becket, simultaneously through the convenient not unidimensional axle groove of changing of design of axle groove, controls the output speed of motor, has made things convenient for the application scope of motor.
2. According to the permanent magnet slotless motor, the shaft groove is formed in the front end of the permanent magnet slotless motor, the connecting ring is movably sleeved in the shaft groove, the rotating ring is installed on the right side of the connecting ring, threads are formed on the outer parts of the rotating ring and the connecting ring, the fixing sleeve is sleeved on the outer parts of the connecting ring and the rotating ring, the transmission disc, the driven shaft and the fixing shaft are conveniently replaced, and the serious abrasion replacement process is prevented.
3. This permanent magnetism slotless motor through the left side installation back output shaft at permanent magnetism slotless motor, cup joints the rotation gear in the outside of back output shaft, with drive gear and rotation gear meshing, with driven gear and drive gear meshing simultaneously, installs radiator fan in driven gear's below, conveniently drives radiator fan through the rotation gear and rotates, makes radiator fan dispel the heat to the motor, has improved the life of motor, and the device potential safety hazard has simultaneously been witness smiling.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of the structure of the driving disk of the present invention;
FIG. 3 is a schematic view of the structure of the driven shaft of the present invention;
FIG. 4 is a schematic diagram of a heat dissipating fan according to the present invention;
fig. 5 is a schematic structural view of a rotary gear according to the present invention.
In the figure: 1. a fan case; 2. a connecting column; 3. a transmission gear; 4. a driven gear; 5. a heat radiation fan; 6. rotating the gear; 7. a rear output shaft; 8. permanent magnet slotless motor; 9. an output shaft of the motor; 10. a shaft groove; 11. a fixed shaft; 12. a driven shaft; 13. a drive plate; 14. an annular groove; 15. a connecting ring; 16. a rotating ring; 17. a thread; 18. an output shaft; 19. and (5) fixing the sleeve.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Referring to fig. 1 to 5, the present invention provides a technical solution: a permanent magnet slotless motor comprises a fan shell 1, two connecting posts 2 are respectively and fixedly arranged on the front and rear and upper and lower inner walls of the fan shell 1, a driven gear 4 is movably sleeved outside the right connecting post 2, a cooling fan 5 is fixedly arranged on the inner side of the driven gear 4, a transmission gear 3 is movably sleeved outside the left connecting post 2, a rotating gear 6 is movably connected on the left side of the transmission gear 3, the transmission gear 3 is a bevel gear with the driven gear 4 and the rotating gear 6, the transmission gear 3 is meshed with the driven gear 4 in the horizontal direction, the transmission gear 3 is meshed with the rotating gear 6 in the vertical direction, the transmission gear 3 and the rotating gear 6 are designed into bevel gears, the rotating force of a rear output shaft 7 is conveniently transmitted to the horizontal plane from the vertical plane, ninety degrees of the rotating force is transmitted, the operation of the device is convenient, the rotation of the cooling fan 5 is conveniently driven, the permanent magnet slotless motor 8 is cooled, the loss of the permanent magnet slotless motor 8 is reduced, the service life of the permanent magnet slotless motor 8 is prolonged, the transmission gear 3 and the driven gear 4 are reversely meshed, the transmission gear 3 can horizontally transmit the rotating force to the driven gear 4, the driven gear 4 drives the cooling fan 5 to rotate, the rear output shaft 7 is fixedly arranged in the rotating gear 6, the right end of the rear output shaft 7 is fixedly connected with the permanent magnet slotless motor 8, the rear output shaft 7 is arranged in the middle of the left end of the permanent magnet slotless motor 8, the transmission gear 3 is meshed with the front and rear parts of the rotating gear 6 and the upper and lower parts of the rotating gear 4 through teeth, the driven gear 4 is positioned on the right side of the transmission gear 3, when in use, the permanent magnet slotless motor 8 can drive the rear output shaft 7 and the rotating gear 6 to rotate through starting the permanent magnet slotless motor 8, the rear output shaft 7 and the rotary gear 6 can transfer vertical rotating force to the horizontal direction, the rotary gear 6 drives the transmission gear 3 to rotate, the transmission gear 3 drives the driven gear 4 to rotate, the driven gear 4 drives the heat radiation fan 5 to radiate heat on the surface of the permanent magnet slotless motor 8, the heat radiation fan 5 is arranged around the permanent magnet slotless motor 8, the heat radiation fan 5 is convenient to radiate heat the permanent magnet slotless motor 8 in all directions, the motor output shaft 9 is fixedly arranged on the right side of the permanent magnet slotless motor 8, the shaft groove 10 is formed in the right end of the permanent magnet slotless motor 8, the fixed shaft 11 is movably sleeved in the shaft groove 10, four shaft grooves 10 are uniformly formed above the motor output shaft 9 and are positioned between the motor output shaft 9 and the shaft groove 10, the inner diameter value of the shaft groove 10 is the same as that of the fixed shaft 11, the driven shaft 12 and the transmission disk 13 with different sizes are conveniently replaced through the design of the shaft groove 10, the motor output shaft 12 with the transmission disk 13 with different rotating speeds are enabled to be matched with the motor in multiple non-stop speed environments, the applicability of the device is increased, simultaneously, the driven shaft 12 is connected with the driven shaft 12 and the driven shaft 12 on the left side of the fixed shaft 12 through the fixed shaft disk 12 and the fixed shaft disk 13, the transmission disk is connected with the right side of the fixed shaft disk 13, the driven shaft 12 is connected with the fixed shaft 11 through the fixed shaft 12, the fixed shaft 12 and the fixed shaft disk is connected with the fixed shaft 13 at the right side through the fixed shaft 13, and the fixed shaft 13 at the bottom end of the fixed shaft 13 through the fixed disk and the fixed shaft 12 at the fixed side and the fixed shaft 12, the method can effectively reduce the abrasion to the motor output shaft 9 and effectively prolong the service life of the motor output shaft 9, the right end of the permanent magnet slotless motor 8 is provided with an annular groove 14, the inner cavity of the annular groove 14 is movably sleeved with a connecting ring 15, the section of the annular groove 14 is T-shaped, the inner cavity of the annular groove 14 is matched with the left end of the connecting ring 15, the right end of the connecting ring 15 extends to the right side of the permanent magnet slotless motor 8, the annular groove 14 plays a role of limiting the connecting ring 15, the connecting ring 15 is prevented from flying out to the outside of the permanent magnet slotless motor 8, the normal use of the device is influenced, the connecting ring 15 is movably sleeved with the rotating ring 16, so that the connecting ring 15 plays a role of limiting the rotating ring 16, the annular groove 14 is used for brief introduction of limiting the moving direction of the rotating ring 16, the connecting ring 15 and the rotating ring 16 can only rotate by taking the motor output shaft 9 as the center, the rotating ring 16 is movably sleeved on the right side of the connecting ring 15, the left side of the rotating ring 16 is movably sleeved in the right side of the connecting ring 15, the diameter value of the rotating ring 16 is the same as that of the connecting ring 15, the outer parts of the rotating ring 16 and the connecting ring 15 are provided with threads 17, the right side of the rotating ring 16 is fixedly provided with an output shaft 18, the outer parts of the rotating ring 16 and the connecting ring 15 are fixedly sleeved with a fixing sleeve 19 through the threads 17, the inner side of the output shaft 18 is provided with threads 17, the inner ring of the output shaft 18 is adapted to the rotating ring 16 and the connecting ring 15, the diameter value of the connecting ring 15 and the rotating ring 16 is designed to be the same, simultaneously, the connecting ring 15 and the rotating ring 16 are fixedly sleeved with the connecting ring 16 and the connecting ring 15 through the threads 17 and the output shaft 18, so that the connecting ring 15 and the rotating ring 16 are conveniently fixed by the output shaft 18, the rotating ring 16 and the connecting ring 15 are prevented from being separated out under high-speed rotation, the normal use of the device is influenced, and meanwhile, potential safety hazards can be caused.
In sum, this permanent magnetism slotless motor, when using, start the permanent magnetism slotless motor 8, make the permanent magnetism slotless motor 8 drive motor output shaft 9 rotate, motor output shaft 9 can drive driven shaft 12 and rotate, driven shaft 12 rotates under the restriction of fixed axle 11, driven shaft 12 can drive driving disk 13 and rotate, driven shaft 12 and driven shaft 12's radius is different, the rotational speed is the same, when driving disk 13 drives rotation ring 16 and rotates, the screw thread 17 is driven to rotation ring 16 carries out, accomplish the speed change, simultaneously when changing the gear box, through unscrewing output shaft 18 from the outside of rotation ring 16 and go-between 15 through screw thread 17, make rotation ring 16 take out from the inside of go-between 15, then change fixed axle 11's position with driven shaft 12 and driving disk 13 of different sizes, then insert the inside of go-between 15 with rotation ring 16, again with output shaft 18 from the outside of go-between 15 and rotation ring 16, after permanent magnetism slotless motor 8 starts, the permanent magnetism slotless motor 8 can drive back output shaft 7 and rotation gear 6 rotate, rotation gear 6 can drive rotation ring 8, the gear wheel 3 of rotation ring 3 is driven by rotation ring 3, can drive the rotation ring 5, can carry out the heat dissipation through the rotation 5, can be carried out the heat dissipation fan through the rotation of driven gear 5.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (8)
1. A permanent magnet slotless motor comprising a fan housing (1), characterized in that: the utility model discloses a fan housing, including fan housing (1), upper and lower inner wall around fan housing (1), respectively fixed mounting have two spliced pole (2), the right side the outside movable sleeve of spliced pole (2) has driven gear (4), the inboard fixed mounting of driven gear (4) has radiator fan (5), the left side the outside movable sleeve of spliced pole (2) has driving gear (3), the left side swing joint of driving gear (3) has rotation gear (6), the inside fixed mounting of rotation gear (6) has back output shaft (7), the right-hand member fixedly connected with permanent magnetism slotless motor (8) of back output shaft (7), the right-hand fixed mounting of permanent magnetism slotless motor (8) has motor output shaft (9), axial slot (10) have been seted up to the right-hand member of permanent magnetism slotless motor (8), the inside movable sleeve of axial slot (10) has fixed axle (11), the outside movable sleeve of fixed axle (11) to the right side extension to permanent magnetism slotless motor (8), the outside movable sleeve of fixed axle (11) has driven shaft (12), the right side driven shaft (12) is fixedly connected with permanent magnetism slotless motor (8), annular slot (14) have annular slot (14) are seted up, the right side activity of go-between (15) has cup jointed rotor ring (16), screw thread (17) have been seted up to the outside of rotor ring (16) and go-between (15), the right side fixed mounting of rotor ring (16) has output shaft (18), the outside of rotor ring (16) and go-between (15) has fixedly cup jointed fixed cover (19) through screw thread (17).
2. A permanent magnet slotless motor according to claim 1 wherein: the transmission gear (3) is a bevel gear with the driven gear (4) and the rotating gear (6), the transmission gear (3) is meshed with the driven gear (4) in the horizontal direction, and the transmission gear (3) is meshed with the rotating gear (6) in the vertical direction.
3. A permanent magnet slotless motor according to claim 1 wherein: the rear output shaft (7) is arranged in the middle of the left end of the permanent magnet slotless motor (8), the front and rear parts of the rotating gear (6) are meshed with the transmission gear (3) through teeth, and the driven gear (4) is positioned on the right side of the transmission gear (3).
4. A permanent magnet slotless motor according to claim 1 wherein: the cross section of ring channel (14) is T shape, the inner chamber of ring channel (14) is with the left end adaptation of go-between (15), the right-hand member of go-between (15) extends to the right side of permanent magnetism slotless motor (8).
5. A permanent magnet slotless motor according to claim 1 wherein: the left side of the rotating ring (16) is movably sleeved in the right side of the connecting ring (15), and the diameter value of the rotating ring (16) is the same as that of the connecting ring (15).
6. A permanent magnet slotless motor according to claim 1 wherein: the four shaft grooves (10) are uniformly formed above the motor output shaft (9) and located between the motor output shaft (9) and the shaft grooves (10), and the inner diameter value of the shaft grooves (10) is the same as the diameter value of the fixed shaft (11).
7. A permanent magnet slotless motor according to claim 1 wherein: the driven shaft (12) is fixedly connected to the center of the left side of the transmission disc (13), the upper side of the transmission disc (13) is attached to the inner wall of the rotating ring (16), and the bottom end of the driven shaft (12) is attached to the upper side of the motor output shaft (9).
8. A permanent magnet slotless motor according to claim 1 wherein: threads (17) are formed on the inner side of the output shaft (18), and the inner ring of the output shaft (18) is adapted to the rotating ring (16) and the connecting ring (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110392813.XA CN112865412B (en) | 2021-04-13 | 2021-04-13 | Permanent magnet slotless motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110392813.XA CN112865412B (en) | 2021-04-13 | 2021-04-13 | Permanent magnet slotless motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112865412A CN112865412A (en) | 2021-05-28 |
| CN112865412B true CN112865412B (en) | 2023-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110392813.XA Active CN112865412B (en) | 2021-04-13 | 2021-04-13 | Permanent magnet slotless motor |
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| Country | Link |
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| CN (1) | CN112865412B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207321011U (en) * | 2017-09-20 | 2018-05-04 | 常州迈特运控电机有限公司 | A kind of brushless slotless high-speed electric expreess locomotive |
| CN207801664U (en) * | 2017-12-28 | 2018-08-31 | 山西东辉新能源动力研究院有限公司 | The transmission system and slotless electric machines of slotless electric machines |
| CN211089349U (en) * | 2019-12-27 | 2020-07-24 | 佳木斯电机股份有限公司 | High-power-density low-speed large-torque permanent magnet synchronous motor |
| CN112510907A (en) * | 2020-11-30 | 2021-03-16 | 江苏苏美达五金工具有限公司 | Alternating current rare earth permanent magnet servo motor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102004014865A1 (en) * | 2004-03-26 | 2005-10-13 | Ina-Schaeffler Kg | Electric camshaft adjuster with disc rotor motor |
-
2021
- 2021-04-13 CN CN202110392813.XA patent/CN112865412B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207321011U (en) * | 2017-09-20 | 2018-05-04 | 常州迈特运控电机有限公司 | A kind of brushless slotless high-speed electric expreess locomotive |
| CN207801664U (en) * | 2017-12-28 | 2018-08-31 | 山西东辉新能源动力研究院有限公司 | The transmission system and slotless electric machines of slotless electric machines |
| CN211089349U (en) * | 2019-12-27 | 2020-07-24 | 佳木斯电机股份有限公司 | High-power-density low-speed large-torque permanent magnet synchronous motor |
| CN112510907A (en) * | 2020-11-30 | 2021-03-16 | 江苏苏美达五金工具有限公司 | Alternating current rare earth permanent magnet servo motor |
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| Publication number | Publication date |
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| CN112865412A (en) | 2021-05-28 |
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