CN113422461A - Self-buffering permanent magnet motor - Google Patents
Self-buffering permanent magnet motor Download PDFInfo
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- CN113422461A CN113422461A CN202110704536.1A CN202110704536A CN113422461A CN 113422461 A CN113422461 A CN 113422461A CN 202110704536 A CN202110704536 A CN 202110704536A CN 113422461 A CN113422461 A CN 113422461A
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- motor body
- end cover
- motor
- transverse plate
- periphery
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
-
- 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
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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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The invention provides a self-buffering permanent magnet motor. The problem that the motor is easy to loosen after being used for a long time is solved. When the motor is used, the second transverse plate is fixedly arranged on the motor body through the bolt at one end of the end cover, the other end of the end cover is fixed by penetrating through the end cover through the rotating shaft, a moving gap is reserved between the motor body and the end cover in the vibration generating process in use through the first vertical plate and the first transverse plate which have a certain gap with the periphery of the motor body, and the displacement between the motor body and the end cover, which is generated due to vibration, is absorbed through the first limiting column and the second limiting column which are respectively fixedly arranged on the motor body and the end cover and the springs of which the two ends are respectively sleeved on the first limiting column and the second limiting column, so that the vibration amplitude between the motor body and the end cover is greatly reduced, the looseness of the motor body after long-time use is effectively avoided, and the stability of the motor body in operation is effectively improved.
Description
Technical Field
The invention belongs to the technical field of motor equipment, and particularly relates to a self-buffering permanent magnet motor.
Background
The permanent-magnet type DC motor is also composed of stator magnetic pole, rotor, electric brush and shell, the stator magnetic pole is made of permanent magnet, and has ferrite, alnico and neodymium-iron-boron, and can be divided into cylinder type and tile type according to its structure form, the most of electric motors used in recorder and player are cylinder type magnets, and the most of electric motors used in electric tool and car are special block type magnets, the rotor is generally made up by laminating silicon steel sheets, and its number of slots is less than that of electromagnetic type DC motor rotor, and the most of small-power electric motors used in recorder and player are 3 slots, and its higher-grade is 5 slots or 7 slots, and the enamelled wire is wound between two slots of rotor core (three slots are three windings), and its joints are respectively welded on the metal sheet of commutator, and the electric brush is the conductive component for connecting power supply and rotor winding, and possesses two performances of conductivity and wear resistance, and its electric brush is made of single metal sheet or metal graphite, An electrographite brush.
Traditional permanent-magnet machine bolt is usually fixed motor base subaerial, is rigid connection between motor and the ground, and the vibrations that produce in the motor working process are direct to conduct subaerially through the base, can't cushion vibrations, uses the back for a long time, can lead to not hard up of bolt to drop even, has great potential safety hazard, and prior art exists and can improve the part.
Disclosure of Invention
The invention provides a self-buffering permanent magnet motor, aiming at the defect that the motor is easy to loosen after being used for a long time.
The invention aims to be realized by the following technical scheme: a self-buffering permanent magnet motor comprises a motor body and an end cover buckled on one side of the motor body, wherein a rotating shaft on the motor body penetrates through the end cover, and is characterized in that the diameter of the end cover is larger than that of the motor body, the end cover is enclosed on the periphery of the motor body, a plurality of springs for buffering the end cover and the motor body are arranged between the end cover and the motor body, the springs are uniformly distributed around the circumference of the motor body, a plurality of first limiting columns for limiting the springs are fixedly arranged on the periphery of the motor body, the first limiting columns are positioned on the periphery of one side of the motor body facing the end cover and are uniformly distributed around the rotating shaft, a plurality of second limiting columns for limiting the springs are fixedly arranged on the inner wall of the end cover, the second limiting columns are uniformly distributed around the axial direction of the end cover, and two ends of the springs are respectively sleeved on the first limiting columns and the second limiting columns, the first limiting column, the second limiting column and the spring are in one-to-one correspondence, one end of the end cover facing the motor body is fixedly provided with a plurality of first vertical plates, the first vertical plates are axially vertical to the end cover and extend towards the motor body, a certain gap is reserved between one end of the first vertical plates facing the motor body and the periphery of the motor body, one end of the first vertical plates facing the motor body is fixedly provided with a first transverse plate which is parallel to the length direction of the periphery of the motor and extends towards the direction far away from the end cover, one end of the first transverse plate far away from the end cover is fixedly provided with a second vertical plate which is parallel to the first vertical plate, one end of the second vertical plate facing the motor body is attached to the periphery of the motor body, one end of the second vertical plate facing the motor body is fixedly provided with a second transverse plate which is parallel to the first transverse plate and extends towards the direction far away from the end cover, and the second transverse plate is attached to the periphery of the motor body, the second transverse plate is fixedly arranged on the motor body through bolts, and the first vertical plate, the second vertical plate, the first transverse plate, the second transverse plate, the first limiting column, the second limiting column and the spring are located on the same straight line.
Preferably, the first vertical plate, the second vertical plate, the first transverse plate, the second transverse plate, the first limiting column, the second limiting column and the spring are respectively provided with six, and the first vertical plate, the second vertical plate, the first transverse plate, the second transverse plate, the first limiting column and the second limiting column correspond to the spring one to one.
Preferably, one end of the motor body, which is far away from the end cover, and the end cover are respectively and fixedly provided with a supporting seat.
Preferably, the periphery of the motor body is fixedly provided with a plurality of heat dissipation strips extending along the length direction of the motor body, and the plurality of heat dissipation strips are uniformly distributed around the periphery of the motor body.
Preferably, a lantern ring is fixedly arranged on the rotating shaft, a fan is fixedly arranged on the lantern ring, and the lantern ring is located between the end cover and the motor body.
Preferably, one end of the end cover, which is far away from the motor body, is provided with a plurality of heat dissipation holes which are uniformly distributed around the axial direction of the end cover and penetrate through the end cover.
Compared with the prior art, when the invention is used, the end cover enables one end of the end cover to fixedly arrange the second transverse plate on the motor body through the first vertical plate, the second vertical plate, the first transverse plate and the second transverse plate which are arranged, the other end of the end cover is fixed through the rotating shaft penetrating through the end cover, a moving gap is reserved between the motor body and the end cover in the process of generating vibration in use through the first vertical plate and the first transverse plate which leave a certain gap with the periphery of the motor body, the displacement generated by vibration between the motor body and the end cover is absorbed through the first limiting column and the second limiting column which are respectively fixedly arranged on the motor body and the end cover and the springs of which the two ends are respectively sleeved on the first limiting column and the second limiting column, the vibration amplitude between the motor body and the end cover is greatly reduced, and the looseness generated after the motor body is used for a long time is effectively avoided, effectively improve the stability of motor body during operation.
Drawings
FIG. 1 is a view showing the overall structure of the present invention
FIG. 2 is an overall structural view of a motor body
FIG. 3 is a cut-away view of the present invention;
FIG. 4 is an enlarged view taken at A in FIG. 3;
FIG. 5 is a cut-away view at the spring;
fig. 6 is an enlarged view at B in fig. 5.
The labels in the figure are: 1. a motor body; 2. an end cap; 3. a rotating shaft; 4. a spring; 5. a first limit post; 6. a second limit post; 7. a first vertical plate; 8. a second vertical plate; 9. a first transverse plate; 10. a second transverse plate; 11. a supporting seat; 12. a heat dissipating strip; 13. a collar; 14. a fan; 15. heat dissipation holes; 16. and (4) bolts.
Detailed Description
The invention will be further described with reference to examples of embodiments shown in the drawings to which: as shown in fig. 1-6, a self-buffering permanent magnet motor includes a motor body 1 and an end cap 2 fastened to one side of the motor body 1, a rotating shaft 3 on the motor body 1 penetrates the end cap 2, the diameter of the end cap 2 is greater than that of the motor body 1, the end cap 2 surrounds the periphery of the motor body 1, a plurality of springs 4 for buffering the end cap 2 and the motor body 1 are disposed between the end cap 2 and the motor body 1, the plurality of springs 4 are uniformly distributed around the circumference of the motor body 1, a plurality of first limiting posts 5 for limiting the springs 4 are fixedly disposed on the periphery of the motor body 1, the first limiting posts 5 are disposed on the periphery of the motor body 1 facing the end cap 2 and are uniformly distributed around the rotating shaft 3, a plurality of second limiting posts 6 for limiting the springs 4 are fixedly disposed on the inner wall of the end cap 2, the second position-limiting columns 6 are evenly distributed around the axial direction of the end cover 2, two ends of the spring 4 are respectively sleeved on the first position-limiting column 5 and the second position-limiting column 6, the first position-limiting column 5, the second position-limiting column 6 and the spring 4 are in one-to-one correspondence, one end of the end cover 2 facing the motor body 1 is fixedly provided with a plurality of first vertical plates 7, the first vertical plates 7 are vertical to the axial direction of the end cover 2 and extend towards the motor body 1, one end of the first vertical plates 7 facing the motor body 1 is provided with a certain gap with the periphery of the motor body 1, one end of the first vertical plates 7 facing the motor body 1 is fixedly provided with a first transverse plate 9 which is parallel to the length direction of the periphery of the motor and extends towards the direction far away from the end cover 2, one end of the first transverse plate 9 far away from the end cover 2 is fixedly provided with a second vertical plate 8 which is parallel to the first vertical plate 7, one end of the second vertical plate 8 facing the motor body 1 is attached to the periphery of the motor body 1, the end of the second vertical plate 8 facing the motor body 1 is fixedly provided with a second transverse plate 10 which is parallel to the first transverse plate 9 and extends in the direction away from the end cover 2, the second transverse plate 10 is attached to the periphery of the motor body 1, the second transverse plate 10 is fixedly arranged on the motor body 1 through a bolt 16, and the first vertical plate 7, the second vertical plate 8, the first transverse plate 9, the second transverse plate 10, the first spacing column 5, the second spacing column 6 and the spring 4 are positioned on the same straight line. The first vertical plate 7, the second vertical plate 8, the first transverse plate 9, the second transverse plate 10, the first limiting column 5, the second limiting column 6 and the spring 4 are respectively provided with six, and the first vertical plate 7, the second vertical plate 8, the first transverse plate 9, the second transverse plate 10, the first limiting column 5, the second limiting column 6 and the spring 4 are in one-to-one correspondence. One end of the motor body 1 far away from the end cover 2 and the end cover 2 are respectively and fixedly provided with a supporting seat 11, and the motor body 1 and the end cover 2 are stably supported by the two supporting seats 11 which are respectively and fixedly arranged on the end cover 2 and the motor body 1.
The end cover 2 is fixedly arranged on the motor body 1 through a first vertical plate 7, a second vertical plate 8, a first transverse plate 9 and a second transverse plate 10 which are arranged, one end of the end cover 2 is enabled to fixedly arrange the second transverse plate 10 on the motor body 1 through a bolt 16, the other end of the end cover 2 is fixed through the end cover 2 through a rotating shaft 3, a moving gap is reserved between the motor body 1 and the end cover 2 in the process of using and generating vibration through the first vertical plate 7 and the first transverse plate 9 which are in a certain gap with the periphery of the motor body 1, the displacement generated by vibration between the motor body 1 and the end cover 2 is absorbed through a first limiting column 5 and a second limiting column 6 which are respectively fixedly arranged on the motor body 1 and the end cover 2 and a spring 4 of which two ends are respectively sleeved on the first limiting column 5 and the second limiting column 6, the vibration amplitude between the motor body 1 and the end cover 2 is greatly reduced, and the looseness of the motor body 1 after long-time use is effectively avoided, effectively improve the stability of motor body 1 during operation.
The fixed heat dissipation strip 12 that is provided with a plurality of edges 1 length direction of motor body extension in the periphery of motor body 1, a plurality of heat dissipation strips 12 surround motor body 1's periphery evenly distributed. A lantern ring 13 is fixedly arranged on the rotating shaft 3, a fan 14 is fixedly arranged on the lantern ring 13, and the lantern ring 13 is positioned between the end cover 2 and the motor body 1. And one end of the end cover 2, which is far away from the motor body 1, is provided with a plurality of heat dissipation holes 15 which are uniformly distributed around the axial direction of the end cover 2 and penetrate through the end cover 2. Through a plurality of fixed heat dissipation strips 12 that set up in motor body 1 periphery, fix fan 14 on pivot 3 and set up heat dissipation hole 15 on end cover 2 and dispel the heat to motor body 1, increase the radiating efficiency by a wide margin.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.
Claims (6)
1. A self-buffering permanent magnet motor comprises a motor body (1) and an end cover (2) buckled on one side of the motor body (1), wherein a rotating shaft (3) on the motor body (1) penetrates through the end cover (2), and is characterized in that the diameter of the end cover (2) is larger than that of the motor body (1), the end cover (2) is enclosed on the periphery of the motor body (1), a plurality of springs (4) for buffering the end cover (2) and the motor body (1) are arranged between the end cover (2) and the motor body (1), the plurality of springs (4) are uniformly distributed in the circumferential direction around the motor body (1), a plurality of first limiting columns (5) for limiting the springs (4) are fixedly arranged on the periphery of the motor body (1), the first limiting columns (5) are positioned on the periphery of one side, facing the end cover (2), of the motor body (1) and are uniformly distributed around the rotating shaft (3), the end cover is characterized in that a plurality of second limiting columns (6) for limiting the springs (4) are fixedly arranged on the inner wall of the end cover (2), the second limiting columns (6) are uniformly distributed around the axial direction of the end cover (2), two ends of each spring (4) are respectively sleeved on the first limiting column (5) and the second limiting column (6), the first limiting columns (5), the second limiting columns (6) and the springs (4) are in one-to-one correspondence, one end, facing the motor body (1), of the end cover (2) is fixedly provided with a plurality of first vertical plates (7), the first vertical plates (7) are perpendicular to the axial direction of the end cover (2) and extend towards the motor body (1), a certain gap is reserved between one end, facing the motor body (1), of each first vertical plate (7) and one end, facing the motor body (1), of each first vertical plate (7) are fixedly provided with a first transverse plate (transverse plate) which is parallel to the length direction of the motor periphery and extends towards the direction away from the end cover (2) (the motor body (1) 9) One end of the first transverse plate (9) far away from the end cover (2) is fixedly provided with a second vertical plate (8) parallel to the first vertical plate (7), one end of the second vertical plate (8) facing the motor body (1) is attached to the periphery of the motor body (1), one end of the second vertical plate (8) facing the motor body (1) is fixedly provided with a second transverse plate (10) which is parallel to the first transverse plate (9) and extends towards the direction far away from the end cover (2), the second transverse plate (10) is attached to the periphery of the motor body (1), the second transverse plate (10) is fixedly arranged on the motor body (1) through a bolt (16), the first vertical plate (7), the second vertical plate (8), the first transverse plate (9), the second transverse plate (10), the first limiting column (5), the second limiting column (6) and the spring (4) are located on the same straight line.
2. The self-buffering permanent magnet motor according to claim 1, wherein six first vertical plates (7), six second vertical plates (8), six first horizontal plates (9), six second horizontal plates (10), six first limiting columns (5), six second limiting columns (6) and six springs (4) are arranged, and the six first vertical plates (7), the six second vertical plates (8), the six first horizontal plates (9), the six second horizontal plates (10), the six first limiting columns (5), the six second limiting columns (6) and the six springs (4) are in one-to-one correspondence.
3. A self-buffering permanent magnet motor according to claim 1, wherein a supporting seat (11) is fixedly arranged on one end of the motor body (1) far away from the end cover (2) and the end cover (2), respectively.
4. A self-buffering permanent magnet motor according to claim 1, wherein a plurality of heat dissipation bars (12) extending along the length direction of the motor body (1) are fixedly arranged on the periphery of the motor body (1), and the plurality of heat dissipation bars (12) are uniformly distributed around the periphery of the motor body (1).
5. A self-damping permanent magnet motor according to claim 4, characterized in that a collar (13) is fixedly arranged on the rotating shaft (3), a fan (14) is fixedly arranged on the collar (13), and the collar (13) is arranged between the end cover (2) and the motor body (1).
6. A self-buffering permanent magnet motor according to claim 5, wherein one end of the end cover (2) far from the motor body (1) is provided with a plurality of heat dissipation holes (15) which are uniformly distributed around the axial direction of the end cover (2) and penetrate through the end cover (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110704536.1A CN113422461B (en) | 2021-06-24 | 2021-06-24 | Self-buffering permanent magnet motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110704536.1A CN113422461B (en) | 2021-06-24 | 2021-06-24 | Self-buffering permanent magnet motor |
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| Publication Number | Publication Date |
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| CN113422461A true CN113422461A (en) | 2021-09-21 |
| CN113422461B CN113422461B (en) | 2023-07-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110704536.1A Active CN113422461B (en) | 2021-06-24 | 2021-06-24 | Self-buffering permanent magnet motor |
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| US20140175914A1 (en) * | 2012-12-25 | 2014-06-26 | Zhongshan Broad-Ocean Motor Co., Ltd. | Motor |
| CN107093934A (en) * | 2017-05-03 | 2017-08-25 | 江苏华源防爆电机有限公司 | A kind of subway permanent magnet traction motor |
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| CN111431344A (en) * | 2020-01-20 | 2020-07-17 | 卧龙电气(上海)中央研究院有限公司 | Inorganic shell air-cooled permanent magnet motor |
| CN211830471U (en) * | 2020-06-01 | 2020-10-30 | 李雪松 | Automatic motor heat abstractor that uses of electrical engineering |
| CN211959422U (en) * | 2020-05-07 | 2020-11-17 | 深圳市拉法联科技术有限公司 | Shockproof wireless network bridge |
| CN212012360U (en) * | 2020-03-18 | 2020-11-24 | 宁波市镇海甬亚机电科技有限公司 | Noise-reducing and shock-absorbing tubular motor |
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2021
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| CN1548759A (en) * | 2003-05-22 | 2004-11-24 | 乐金电子(天津)电器有限公司 | Noise reduction structure for closed compressor |
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| CN107093934A (en) * | 2017-05-03 | 2017-08-25 | 江苏华源防爆电机有限公司 | A kind of subway permanent magnet traction motor |
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| Publication number | Publication date |
|---|---|
| CN113422461B (en) | 2023-07-18 |
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