CN116014950A - Motor structure convenient for adjusting magnetic force center of rotor and stator - Google Patents
Motor structure convenient for adjusting magnetic force center of rotor and stator Download PDFInfo
- Publication number
- CN116014950A CN116014950A CN202310293104.5A CN202310293104A CN116014950A CN 116014950 A CN116014950 A CN 116014950A CN 202310293104 A CN202310293104 A CN 202310293104A CN 116014950 A CN116014950 A CN 116014950A
- Authority
- CN
- China
- Prior art keywords
- stator
- rotor
- cover
- motor structure
- bearing
- 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.)
- Granted
Links
Images
Landscapes
- Motor Or Generator Frames (AREA)
Abstract
The invention belongs to the technical field of motors, in particular to a motor structure convenient for adjusting the magnetic force center of a rotor and a stator, which comprises a rotor, a stator, a shell, a front end cover, a rear end cover and an impeller cover, and is characterized in that: the front end cover is provided with a stator axial adjusting mechanism, and the motor structure is provided, wherein the positioning of the axial adjusting device is performed through the end cover of the motor, and the position of the rotor is adjusted through switching the clamping position of the positioning point and the axial positioning structure.
Description
Technical Field
The invention belongs to the technical field of motors, and particularly relates to a motor structure convenient for adjusting the magnetic force center of a rotor and a stator.
Background
The motor may encounter misalignment of the magnetic center of the rotor and the magnetic center of the stator during assembly and use, because the accuracy may be insufficient during assembly or the bearing bush bearing may be worn out and the rotor may be thermally deformed during long-term use, and if the magnetic center is misaligned, the stator is not greatly affected because the stator is fixed to the housing, but the axial direction of the rotor is fixed by means of the bearing, once the magnetic center is misaligned, the magnetic center of the rotor will spontaneously move toward the magnetic center of the stator, and after repeated axial movement, align with the magnetic center of the stator, during assembly, it is found that the above-mentioned problems can generally be solved by installing a wave washer or a positioning washer between the housing of the motor and the rotor, the wave washer can only reduce shaft channeling of the rotor, and the positioning washer can suppress shaft channeling of the rotor during long-term use, but installing the positioning washer requires a key slot on the rotor to fix the washer, and the positioning washer cannot be adjusted, and long-term use is still possible.
Disclosure of Invention
Aiming at the situation, in order to overcome the defects of the prior art, the invention provides a motor structure which is used for positioning an axial adjusting device through an end cover of the motor and adjusting the position of a rotor through switching the clamping position of a positioning point and an axial positioning structure.
The invention provides a motor structure convenient for adjusting the magnetic force center of a rotor and a stator, which comprises a rotor, a stator, a shell, a front end cover, a rear end cover and an impeller cover, and is characterized in that: the stator axial adjusting mechanism comprises an adjusting ring sleeve, a positioning sleeve and a fixing cover, wherein the positioning sleeve is arranged on the outer side of the rotor, the adjusting ring sleeve is arranged between the positioning sleeve and the rotor, and the fixing cover is arranged on one side, far away from the front end cover, of the positioning sleeve.
Further, the rotor comprises a rotor core and a rotating shaft, bearing retaining shoulders are arranged at two ends of the rotating shaft, front-end bearings are arranged on the bearing retaining shoulders close to the front end cover, and rear-end bearings are arranged on the bearing retaining shoulders close to the rear end cover.
Further, the adjusting ring sleeve is arranged on one side, far away from the bearing shoulder, of the front end bearing, a plurality of groups of positioning grooves are symmetrically formed in one end of the adjusting ring sleeve, and a bearing retainer ring is arranged at the other end of the adjusting ring sleeve.
Further, the outer ring at one side of the front end bearing is connected with the adjusting ring sleeve, and the inner ring at one side of the front end bearing is connected with the bearing stop shoulder.
Further, two positioning clamping blocks are symmetrically arranged on the inner side of the positioning sleeve, the positioning clamping blocks are connected with the positioning groove, and a plurality of first fixing holes are formed in the positioning sleeve.
Further, a plurality of second fixing holes are formed in the fixing cover, a plurality of threaded holes are formed in the front end cover, the number of the first fixing holes is the same as that of the second fixing holes, and the number of the second fixing holes is the same as that of the threaded holes.
Further, a plurality of front fixing seats are arranged on the outer circumference of the front end cover, a plurality of rear fixing seats are arranged on the outer circumference of the rear end cover, the front fixing seats and the rear fixing seats are symmetrically arranged, and a connecting rod is arranged between the front fixing seats and the rear fixing seats.
Further, a front end stator fixing ring is arranged on one side, close to the stator, of the front end cover, a rear end stator fixing ring is arranged on one side, close to the stator, of the rear end cover, and the stator is arranged between the front end stator fixing ring and the rear end stator fixing ring.
Further, the outside of rear end cap is equipped with three connecting seat, be equipped with three connecting hole on the impeller cover, through the bolted connection in connecting seat and the connecting hole between rear end cap and the impeller cover.
Further, the outside of shell is equipped with a plurality of fin, be equipped with a plurality of slots on the shell, the middle one section setting of connecting rod is in the slot, the both ends of connecting rod are connected with between front end housing and the rear end housing respectively.
The invention provides a motor structure convenient for adjusting the magnetic force center of a rotor and a stator, which realizes the following beneficial effects:
(1) The motor cover does not need to be disassembled, the stator axial adjusting mechanism on the front end cover is opened, and the motor can be adjusted by rotating clockwise or anticlockwise, so that the motor is convenient to maintain.
(2) The key groove is not required to be machined on the rotor shaft, the washer and the rotor shaft are not required to be matched and fixed by the key, and the gravity center of the rotor is not influenced.
(3) Can be used for a long time, does not lose efficacy after being used for a long time like a wave washer, and does not need to be replaced like a fixed washer.
Drawings
FIG. 1 is an isometric view of a motor structure for facilitating adjustment of the magnetic force center of a rotor stator in accordance with the present invention;
FIG. 2 is an exploded isometric view of a motor structure for facilitating adjustment of the magnetic force center of a rotor stator in accordance with the present invention;
FIG. 3 is a schematic view of a front cover surface of a motor structure for adjusting a magnetic force center of a rotor and a stator according to the present invention;
FIG. 4 isbase:Sub>A sectional view of the A-A plane;
FIG. 5 is a schematic view of a rotor structure;
FIG. 6 is a schematic view of the adjusting collar structure;
FIG. 7 is a schematic view of a positioning sleeve structure;
FIG. 8 is a schematic view of the front end cover structure;
FIG. 9 is a schematic view of the rear end cap structure;
fig. 10 is a schematic diagram of the internal structure of a motor structure for facilitating the adjustment of the magnetic force center of the rotor and stator.
Wherein, 1, a rotor; 2. a stator; 3. a housing; 4. a front end cover; 5. a rear end cover; 6. an impeller cover; 7. a stator axial adjustment mechanism; 8. an adjusting ring sleeve; 9. a positioning sleeve; 10. a fixed cover; 11. a rotor core; 12. a rotating shaft; 13. bearing shoulder; 14. a front end bearing; 15. a rear end bearing; 16. a positioning groove; 17. a bearing retainer ring; 18. positioning a clamping block; 19. a first fixing hole; 20. a second fixing hole; 21. a threaded hole; 22. a front fixing seat; 23. a rear fixing seat; 24. a connecting rod; 25. a front stator fixing ring; 26. a rear stator fixing ring; 27. a connecting seat; 28. a connection hole; 29. a heat radiation fin; 30. a slot.
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate orientation or positional relationships based on those shown in the drawings, merely to facilitate description of the invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.
As shown in fig. 1, 2 and 3, the invention provides a motor structure for conveniently adjusting the magnetic force center of a rotor and a stator, which comprises a rotor 1, a stator 2, a shell 3, a front end cover 4, a rear end cover 5 and an impeller cover 6, and is characterized in that: be equipped with stator axial adjustment mechanism 7 on the front end housing 4, stator axial adjustment mechanism 7 includes adjusting collar cover 8, locating sleeve 9 and fixed cover 10, locating sleeve 9 sets up in the outside of rotor 1, adjusting collar cover 8 sets up between locating sleeve 9 and rotor 1, fixed cover 10 sets up in locating sleeve 9 one side of keeping away from front end housing 4.
As shown in fig. 4, the rotor 1 includes a rotor core 11 and a rotating shaft 12, both ends of the rotating shaft 12 are respectively provided with a bearing shoulder 13, a front end bearing 14 is disposed on the bearing shoulder 13 near the front end cover 4, a rear end bearing 15 is disposed on the bearing shoulder 13 near the rear end cover 5, the rear end cover 5 is in direct contact with the rear end bearing 15, the front end cover 4 is not in direct contact with the front end bearing 14, but is in contact with an outer ring in contact with the front end bearing 14 through the stator axial adjusting mechanism 7, so that the stator axial adjusting mechanism 7 can squeeze the front end bearing 14.
As shown in fig. 4, fig. 5, fig. 6, fig. 7 and fig. 8, the adjusting ring sleeve 8 is arranged at one side of the front end bearing 14 far away from the bearing shoulder 13, one end of the adjusting ring sleeve 8 is symmetrically provided with a plurality of groups of positioning slots 16, the other end of the adjusting ring sleeve 8 is provided with a bearing retainer ring 17, an outer ring at one side of the front end bearing 14 is connected with the adjusting ring sleeve 8, an inner ring at one side of the front end bearing 14 is connected with the bearing shoulder 13, two positioning clamping blocks 18 are symmetrically arranged at the inner side of the positioning sleeve 9, the positioning clamping blocks 18 are connected with the positioning slots 16, a plurality of first fixing holes 19 are arranged on the positioning sleeve 9, a plurality of second fixing holes 20 are arranged on the fixing cover 10, a plurality of threaded holes 21 are arranged on the front end cover 4, the first fixing holes 19 and the second fixing holes 20 are the same in number, the second fixing holes 20 and the threaded holes 21 are the same, the bearing retainer ring 17 at one side of the front end bearing 14 is pressed by the outer ring 17 at the outer side of the front end bearing 8, and the positioning slots 16 at the outer side of the adjusting ring 8 are changed to enable the bearing retainer ring 17 to be further pressed by the bearing retainer ring 17 at the front end 14 to be limited by axial movement of the rotor.
As shown in fig. 9 and 10, a plurality of front fixing seats 22 are arranged on the outer circumference of the front end cover 4, a plurality of rear fixing seats 23 are arranged on the outer circumference of the rear end cover 5, the front fixing seats 22 and the rear fixing seats 23 are symmetrically arranged, a connecting rod 24 is arranged between the front fixing seats 22 and the rear fixing seats 23, a front end stator fixing ring 25 is arranged on one side, close to the stator 2, of the front end cover 4, a rear end stator fixing ring 26 is arranged on one side, close to the stator 2, of the rear end cover 5, the stator 2 is arranged between the front end stator fixing ring 25 and the rear end stator fixing ring 26, three connecting seats 27 are arranged on the outer circumference of the rear end cover 5, three connecting holes 28 are formed in the impeller cover 6, and the rear end cover 5 and the impeller cover 6 are connected through bolts in the connecting seats 27 and the connecting holes 28.
As shown in fig. 2 and 10, a plurality of heat dissipation fins 29 are disposed on the outer side of the housing 3, a plurality of slots 30 are disposed on the housing 3, a middle section of the connecting rod 24 is disposed in the slots 30, and two ends of the connecting rod 24 are respectively connected with the front end cover 4 and the rear end cover 5.
During installation, firstly, the shaft channeling of the rotor 1 is measured through the dial indicator, the adjusting ring sleeve 8 is installed, the rotor 1 is pressed by the bearing retainer ring 17 of the adjusting ring sleeve 8, then the fixed cover 10 is screwed down by bolts, if the rotor 1 is deformed after a period of use, the space between the bearing retainer ring 17 and the front end bearing 14 on the rotor 1 is generated, firstly, the fixed cover 10 is removed, the adjusting ring sleeve 8 is rotated, the fixed cover 10 is installed again, the front end bearing 14 can be pressed, the shaft channeling of the rotor 1 is measured again through the dial indicator, if the dial indicator data is smaller than 1 millimeter, the adjustment is completed, and if the dial indicator data is larger than 1 millimeter, the adjustment is carried out again.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
The invention and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the invention as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present invention.
Claims (10)
1. The utility model provides a motor structure convenient to adjust rotor stator magnetic force center, includes rotor (1), stator (2), shell (3), front end housing (4), rear end housing (5) and impeller cover (6), its characterized in that: be equipped with stator axial adjustment mechanism (7) on front end housing (4), stator axial adjustment mechanism (7) are including adjusting collar cover (8), spacer sleeve (9) and fixed cover (10), spacer sleeve (9) set up in the outside of rotor (1), adjusting collar cover (8) set up between spacer sleeve (9) and rotor (1), fixed cover (10) set up in one side that front end housing (4) were kept away from to spacer sleeve (9).
2. A motor structure for facilitating adjustment of a magnetic center of a rotor-stator as set forth in claim 1, wherein: the rotor (1) comprises a rotor core (11) and a rotating shaft (12), bearing retaining shoulders (13) are arranged at two ends of the rotating shaft (12), front-end bearings (14) are arranged on the bearing retaining shoulders (13) close to the front end cover (4), and rear-end bearings (15) are arranged on the bearing retaining shoulders (13) close to the rear end cover (5).
3. A motor structure for facilitating adjustment of a magnetic center of a rotor-stator according to claim 2, wherein: the adjusting ring sleeve (8) is arranged on one side, far away from the bearing shoulder (13), of the front end bearing (14), a plurality of groups of positioning grooves (16) are symmetrically formed in one end of the adjusting ring sleeve (8), and a bearing retainer ring (17) is arranged at the other end of the adjusting ring sleeve (8).
4. A motor structure for facilitating adjustment of a magnetic center of a rotor-stator as claimed in claim 3, wherein: the outer ring at one side of the front end bearing (14) is connected with the adjusting ring sleeve (8), and the inner ring at one side of the front end bearing (14) is connected with the bearing shoulder (13).
5. A motor structure for facilitating adjustment of a magnetic center of a rotor-stator as recited in claim 4, wherein: two positioning clamping blocks (18) are symmetrically arranged on the inner side of the positioning sleeve (9), the positioning clamping blocks (18) are connected with the positioning groove (16), and a plurality of first fixing holes (19) are formed in the positioning sleeve (9).
6. A motor structure for facilitating adjustment of a magnetic center of a rotor-stator as recited in claim 5, wherein: the fixed cover (10) is provided with a plurality of second fixing holes (20), the front end cover (4) is provided with a plurality of threaded holes (21), the number of the first fixing holes (19) is the same as that of the second fixing holes (20), and the number of the second fixing holes (20) is the same as that of the threaded holes (21).
7. A motor structure for facilitating adjustment of a magnetic center of a rotor-stator as recited in claim 6, wherein: the outer circumference of front end housing (4) is equipped with a plurality of front fixing base (22), the outer circumference of rear end housing (5) is equipped with a plurality of rear fixing base (23), front fixing base (22) and rear fixing base (23) symmetry set up, be equipped with connecting rod (24) between front fixing base (22) and rear fixing base (23).
8. A motor structure for facilitating adjustment of a magnetic center of a rotor-stator as recited in claim 7, wherein: front end stator fixed ring (25) is arranged on one side, close to the stator (2), of the front end cover (4), rear end stator fixed ring (26) is arranged on one side, close to the stator (2), of the rear end cover (5), and the stator (2) is arranged between the front end stator fixed ring (25) and the rear end stator fixed ring (26).
9. A motor structure for facilitating adjustment of a magnetic center of a rotor-stator as recited in claim 8, wherein: the outer side of the rear end cover (5) is provided with three connecting seats (27), the impeller cover (6) is provided with three connecting holes (28), and the rear end cover (5) is connected with the impeller cover (6) through bolts in the connecting seats (27) and the connecting holes (28).
10. A motor structure for facilitating adjustment of a magnetic center of a rotor-stator as set forth in claim 9, wherein: the outer side of shell (3) is equipped with a plurality of fin (29), be equipped with a plurality of slots (30) on shell (3), the middle one section setting of connecting rod (24) is in slot (30), be connected between the both ends of connecting rod (24) and front end housing (4) and rear end housing (5) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310293104.5A CN116014950B (en) | 2023-03-24 | 2023-03-24 | Motor structure convenient for adjusting magnetic force center of rotor and stator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310293104.5A CN116014950B (en) | 2023-03-24 | 2023-03-24 | Motor structure convenient for adjusting magnetic force center of rotor and stator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116014950A true CN116014950A (en) | 2023-04-25 |
| CN116014950B CN116014950B (en) | 2023-10-03 |
Family
ID=86023440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310293104.5A Active CN116014950B (en) | 2023-03-24 | 2023-03-24 | Motor structure convenient for adjusting magnetic force center of rotor and stator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116014950B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010130773A (en) * | 2008-11-27 | 2010-06-10 | Denso Corp | Motor-generator |
| CN105071572A (en) * | 2015-08-25 | 2015-11-18 | 成都华川电装有限责任公司 | AMT motor magnetic ring fixing structure |
| CN209282997U (en) * | 2019-01-28 | 2019-08-20 | 深圳市实能高科动力有限公司 | A kind of bearing outside installation bearing holder (housing, cover) electric machine structure |
| CN112217321A (en) * | 2020-11-04 | 2021-01-12 | 云阳金特电子有限公司 | Small motor convenient to maintain |
| CN112290729A (en) * | 2020-10-20 | 2021-01-29 | 金宇星机电科技(浙江)有限公司 | Rotor positioning mechanism and centrally-mounted motor using same |
| CN113659792A (en) * | 2021-07-16 | 2021-11-16 | 深圳拓邦股份有限公司 | Brushless coreless motor and stator device |
| CN216121996U (en) * | 2021-07-16 | 2022-03-22 | 深圳拓邦股份有限公司 | Brushless coreless motor |
-
2023
- 2023-03-24 CN CN202310293104.5A patent/CN116014950B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010130773A (en) * | 2008-11-27 | 2010-06-10 | Denso Corp | Motor-generator |
| CN105071572A (en) * | 2015-08-25 | 2015-11-18 | 成都华川电装有限责任公司 | AMT motor magnetic ring fixing structure |
| CN209282997U (en) * | 2019-01-28 | 2019-08-20 | 深圳市实能高科动力有限公司 | A kind of bearing outside installation bearing holder (housing, cover) electric machine structure |
| CN112290729A (en) * | 2020-10-20 | 2021-01-29 | 金宇星机电科技(浙江)有限公司 | Rotor positioning mechanism and centrally-mounted motor using same |
| CN112217321A (en) * | 2020-11-04 | 2021-01-12 | 云阳金特电子有限公司 | Small motor convenient to maintain |
| CN113659792A (en) * | 2021-07-16 | 2021-11-16 | 深圳拓邦股份有限公司 | Brushless coreless motor and stator device |
| CN216121996U (en) * | 2021-07-16 | 2022-03-22 | 深圳拓邦股份有限公司 | Brushless coreless motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116014950B (en) | 2023-10-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1156704A (en) | Housing for electric motor assembly | |
| US3555651A (en) | Apparatus for producing the stator of a dc miniature motor | |
| CN116014950B (en) | Motor structure convenient for adjusting magnetic force center of rotor and stator | |
| CN110492714B (en) | High-efficient radiating voice coil motor | |
| CN108427491B (en) | Heat radiation fan and electronic device with same | |
| CN111181274B (en) | Permanent magnet coreless unmanned aerial vehicle motor | |
| CN205289792U (en) | Permanent magnetism traction motor rule stator excircle processing positioning and clamping device is handed over to rail | |
| CN112510949A (en) | No yoke stator module and axial permanent magnetism wheel hub formula motor | |
| US2692345A (en) | Permanent magnet motor | |
| CN208257532U (en) | Motor rotor component | |
| CN113965019B (en) | Rotor heat radiation structure of sealed motor | |
| CN112510903B (en) | Permanent magnet motor convenient to transport | |
| US20070252460A1 (en) | Blower structure | |
| CN213341770U (en) | Stator module and axial magnetic field motor | |
| CN210490705U (en) | High-efficient radiating voice coil motor | |
| CN210404911U (en) | Easily install location motor | |
| CN209233587U (en) | A kind of hollow rotor | |
| US2530532A (en) | Motor frame | |
| CN112087073A (en) | Hollow cup motor with simple structure | |
| CN213027645U (en) | Motor capable of reducing axial movement | |
| CN104135106A (en) | Energy-saving servo motor | |
| CN220101827U (en) | Be applied to horizontal rotary machine electromagnetic bearing installation adjustment structure | |
| CN219372248U (en) | Horizontal motor with telescopic adjusting and limiting rotating shaft | |
| CN220325429U (en) | Novel motor rotating shaft for direct current motor | |
| CN215580602U (en) | High-precision plastic magnetic rotor for vehicle-mounted instrument |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |