CN2535962Y - Motor stator forming balancing symmetrical magnetic poler reating to stator seat - Google Patents
Motor stator forming balancing symmetrical magnetic poler reating to stator seat Download PDFInfo
- Publication number
- CN2535962Y CN2535962Y CN 02207618 CN02207618U CN2535962Y CN 2535962 Y CN2535962 Y CN 2535962Y CN 02207618 CN02207618 CN 02207618 CN 02207618 U CN02207618 U CN 02207618U CN 2535962 Y CN2535962 Y CN 2535962Y
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- China
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- steel sheet
- silicon steel
- magnetic pole
- sheet group
- stator
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- Expired - Lifetime
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- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
The utility model relates to a motor stator which is formed the symmetrical magnet pole relative to a stator base. The utility model provides an electric motor component which causes the electric motor stably rotating and reduces the friction exhaust of the bearing of the electric motor and improves the output power of the electric motor, which comprises a stator base, a first silicon steel sheet assembly and a second silicon steel sheet assembly. The stator base comprises a first coil and a second coil whose axial are relatively stacked and assembled, and the second silicon steel sheet assembly comprises an upper silicon steel sheet and a lower silicon steel sheet whose radial poles are extended in the same direction. The axial of the first silicon steel sheet assembly is stacked between the first and the second coils to form a first magnetic pole which is relative to an electric motor rotor permanent magnet middle area, and the upper silicon steel sheet and the lower silicon steel sheet are respectively axially attached on the upper side of the first coil and the lower side of the second coil to form a second magnetic pole which is relative to the two side areas of the electric motor rotor permanent magnet and is symmetrical in balance around the upper and the lower sides of the stator base. A magnetic pole angular phase difference is formed between the first and the second magnetic poles.
Description
Technical field
The utility model belongs to motor component, and particularly a kind of relative stator seat forms the motor stator of balanced, symmetrical magnetic pole.
Background technology
The demand trend of the axial winding motors stator of commonly using at present particularly reduces outside the thickness except possessing the minimizing motor size, still needs to keep balanced rotation output.So, not only meet the space of economy system motor, and meet and guarantee the output speed unanimity, also further improve output power of motor.If when motor rotor took place slightly to rock, the motor output speed then can't be guaranteed unanimity.In case play took place motor rotor when rocking, just increase bearing of motor frictional wear amount and cause reducing motor useful life.
As shown in Figure 1, known motor body 10 comprise the first Feng Chaoshi bobbin winder base 11 in order to the carrying winding around, in order to the second honeycomb bobbin winder base 12, first steel disc 13, second steel disc 14 and the auxilliary utmost point steel disc 15 of carrying winding around.
Auxilliary utmost point steel disc 15 is between first and second steel disc 13,14, and produces the 3rd polarity when energising.
Owing to auxilliary utmost point steel disc 15 is set between first and second steel disc 13,14, use the magnetic phase off normal of strengthening magnetostatic field, to eliminate the motor start-up dead angle, simultaneously, the electric noise when also slowing down moving field of magnetic forece with reduction magnetic field switch polarity.Yet, because first and second steel disc 13,14 is to lay respectively at the upper and lower side of stator, and be mutually 90 ° of right angles between the two, thereby, when the polarity of assisting utmost point steel disc 15 is identical with first steel disc 13 or second steel disc, 14 polarity, then auxilliary utmost point steel disc 15 of generation and first steel disc, 13 deflections promote rotor at the stator upside, or utmost point steel disc 15 is assisted in generation and second steel disc, 14 deflections promote rotor at the stator downside; So then be partial to upsides or downside promotion rotor at stator upside or downside by first steel disc 13 or second steel disc 14 respectively, promptly the 3rd polarity of second polarity of first polarity of first steel disc 13, second steel disc 14 and auxilliary utmost point steel disc 15 can't keep the rotation of balance drive motor rotor, cause the rotor relative stator to rock rotation, so be necessary further to stablize the rotor rotation, to guarantee that the motor output speed is consistent and to alleviate bearing of motor frictional wear amount.
Summary of the invention
The purpose of this utility model provides a kind of motor stator that makes motor spin stabilization, reduction bearing of motor frictional wear amount, improves the relative stator seat formation balanced, symmetrical magnetic pole of output power of motor.
The utility model comprises stator seat, the first silicon steel sheet group and the second silicon steel sheet group; Stator seat comprises first and second coil of axial corresponding stacked combination; The second silicon steel sheet group comprises the upper and lower silicon steel sheet of magnet radial poles bearing of trend unanimity; The first silicon steel sheet group is axially piled up between first and second coil that is arranged at stator seat, in order to form first magnetic pole corresponding to motor rotor permanent magnet zone line; The upper and lower silicon steel sheet of the second silicon steel sheet group then axially attaches respectively and is arranged at the stator seat first coil upside and the second coil downside, in order to form second magnetic pole corresponding to motor rotor permanent magnet two side areas and the upper and lower lateral balance symmetry of relative stator seat; Has the magnetic pole angle phase difference between first and second magnetic pole.
Wherein:
Magnetic pole angle phase difference between first and second magnetic pole of first and second silicon steel sheet group is 90 °.
The silicon steel sheet up and down of the first silicon steel sheet group bends up and down respectively in relative both sides and extends a pair of internal magnetic pole edge in order to permanent magnet zone line first magnetic pole on producing radially corresponding to motor rotor.
The upper and lower silicon steel sheet of the second silicon steel sheet group extends a pair of outer magnetic pole edge in order to permanent magnet two side areas second magnetic pole on producing radially corresponding to motor rotor to upper and lower bending respectively in corresponding both sides.
Because the utility model comprises stator seat, the first silicon steel sheet group and the second silicon steel sheet group; Stator seat comprises first and second coil of axial corresponding stacked combination; The second silicon steel sheet group comprises the upper and lower silicon steel sheet of magnet radial poles bearing of trend unanimity; The first silicon steel sheet group is axially piled up between first and second coil that is arranged at stator seat, in order to form first magnetic pole corresponding to motor rotor permanent magnet zone line; The upper and lower silicon steel sheet of the second silicon steel sheet group then axially attaches respectively and is arranged at the stator seat first coil upside and the second coil downside, in order to form second magnetic pole corresponding to motor rotor permanent magnet two side areas and the upper and lower lateral balance symmetry of relative stator seat; Has the magnetic pole angle phase difference between first and second magnetic pole.During assembling, the motor rotor radial loop is around in around the stator seat, then is adhesive with the corresponding permanent magnet of first and second magnetic pole with first and second silicon steel sheet group in the motor rotor inner peripheral.When first and second magnetic pole of first and second silicon steel sheet group produced alternating magnetic field, first magnetic pole radial was corresponding to permanent magnet zone line on the motor rotor; Second magnetic pole rotates with respect to stator seat to form balance drive motor rotor then radially corresponding to permanent magnet two side areas on the motor rotor.Be the even respectively radially middle and two side areas of first and second silicon steel sheet group, rotate with balance drive motor rotor relative stator seat corresponding to the permanent magnet of motor rotor.Not only make the motor spin stabilization, reduce bearing of motor frictional wear amount, and improve output power of motor, thereby reach the purpose of this utility model.
Description of drawings
Fig. 1, the motor decomposition texture schematic isometric of commonly using.
Fig. 2, be the utility model embodiment one decomposition texture schematic isometric.
Fig. 3, be the utility model embodiment one structural representation end view.
Fig. 4, be A-A cutaway view among Fig. 3.
Fig. 5, be the utility model embodiment two decomposition texture schematic isometric.
Fig. 6, be the utility model embodiment two structural representation cutaway views.
Embodiment
Embodiment one
As Fig. 2, Fig. 3, shown in Figure 4, the utility model comprises stator seat 20, the first silicon steel sheet group 30 and the second silicon steel sheet group 40.
The second silicon steel sheet group 40 comprises the upper and lower silicon steel sheet 41,42 of magnet radial poles bearing of trend unanimity.
The first silicon steel sheet group 30 is axially piled up between first and second coil 21,22 that is arranged at stator seat 20, and it is in order to form the first magnetic pole 3a; 41,42 of the upper and lower silicon steel sheets of the second silicon steel sheet group 40 axially attach respectively and are arranged at stator seat 20 first coils, 21 upsides and second coil, 22 downsides, and it is in order to form the second magnetic pole 4b of relative stator seat 20 upper and lower lateral balance symmetries.
As Fig. 2, shown in Figure 3, selecting the predetermined polarity angular phase difference between first magnetic pole 3a of the first silicon steel sheet group 30 and the second magnetic pole 4b of the second silicon steel sheet group 40 is 90 °, so, just form square crossing between the two on stator seat 20, and both the first magnetic pole 3a and the second magnetic pole 4b radially are alternately distributed, by the first silicon steel sheet group 30 and the second silicon steel sheet group 40 be that 90 ° magnetic pole angle phase difference produces alternating magnetic field, to form the actuating force of balance drive motor rotation.
As shown in Figure 4, motor rotor 50 radial loop are around in around the stator seat 20, then are adhesive with and the first magnetic pole 3a of the first silicon steel sheet group 30 and the corresponding permanent magnet 51 of the second magnetic pole 4b of the second silicon steel sheet group 40 in motor rotor 50 inner peripherals.When the second magnetic pole 4b of the first magnetic pole 3a of the first silicon steel sheet group 30 and the second silicon steel sheet group 40 produced alternating magnetic field, the first magnetic pole 3a was radially corresponding to permanent magnet 51 zone lines on the motor rotor 50; The second magnetic pole 4b is then radially corresponding to permanent magnet 51 two side areas on the motor rotor 50, to form balance drive motor rotor 50 with respect to stator seat 20 rotations.Promptly the first silicon steel sheet group 30 and the second silicon steel sheet group 40 evenly radially corresponding to the permanent magnet 51 middle and two side areas of motor rotor 50, are rotated with balance drive motor rotor 50 relative stator seats 20 respectively.
Embodiment two
As Fig. 5, shown in Figure 6, the utility model comprises stator seat 20, the first silicon steel sheet group 30 ' and the second silicon steel sheet group 40 '.
The second silicon steel sheet group 40 ' comprises the upper and lower silicon steel sheet 41 ', 42 ' of magnet radial poles bearing of trend unanimity.
The first silicon steel sheet group 30 ' is axially piled up between first and second coil 21,22 that is arranged at stator seat 20, and it is in order to form the first magnetic pole 3a; The upper and lower silicon steel sheet 41 ', 42 ' of the second silicon steel sheet group 40 ' then axially attaches respectively and is arranged at stator seat 20 first coils, 21 upsides and second coil, 22 downsides, and it is in order to form the second magnetic pole 4b of relative stator seat 20 upper and lower lateral balance symmetries.
The silicon steel sheet up and down of the first silicon steel sheet group 30 ' bends up and down respectively in relative both sides and extends a pair of internal magnetic pole edge 31 in order to the permanent magnet 51 zone lines first magnetic pole 3a on producing radially corresponding to motor rotor 50.The upper and lower silicon steel sheet 41 ' of the second silicon steel sheet group 40 ', 42 ' extends a pair of outer magnetic pole edge 43 in order to the permanent magnet 51 two side areas second magnetic pole 4b on producing radially corresponding to motor rotor 50 to upper and lower bending respectively in corresponding both sides.
Selecting the predetermined polarity angular phase difference between first magnetic pole 3a of the first silicon steel sheet group 30 ' and the second magnetic pole 4b of the second silicon steel sheet group 40 ' is 90 °, so, just form square crossing between the two on stator seat 20, and both the first magnetic pole 3a and the second magnetic pole 4b radially are alternately distributed, magnetic pole angle phase difference by the first silicon steel sheet group 30 ' and the second silicon steel sheet group 40 ' produces alternating magnetic field, and the first magnetic pole 3a is radially corresponding to permanent magnet 51 zone lines on the motor rotor 50; The second magnetic pole 4b is then radially corresponding to permanent magnet 51 two side areas on the motor rotor 50, to form the actuating force of balance drive motor rotation.
Claims (4)
1, a kind of relative stator seat forms the motor stator of balanced, symmetrical magnetic pole, and it comprises stator seat, the first silicon steel sheet group and the second silicon steel sheet group; Stator seat comprises first and second coil of axial corresponding stacked combination; It is characterized in that the described second silicon steel sheet group comprises the upper and lower silicon steel sheet of magnet radial poles bearing of trend unanimity; The first silicon steel sheet group is axially piled up between first and second coil that is arranged at stator seat, in order to form first magnetic pole corresponding to motor rotor permanent magnet zone line; The upper and lower silicon steel sheet of the second silicon steel sheet group then axially attaches respectively and is arranged at the stator seat first coil upside and the second coil downside, in order to form second magnetic pole corresponding to motor rotor permanent magnet two side areas and the upper and lower lateral balance symmetry of relative stator seat; Has the magnetic pole angle phase difference between first and second magnetic pole.
2, relative stator seat according to claim 1 forms the motor stator of balanced, symmetrical magnetic pole, it is characterized in that the magnetic pole angle phase difference between first and second magnetic pole of described first and second silicon steel sheet group is 90 °.
3, relative stator seat according to claim 1 and 2 forms the motor stator of balanced, symmetrical magnetic pole, the silicon steel sheet up and down that it is characterized in that the described first silicon steel sheet group in both sides relatively respectively up and down bending extend a pair of internal magnetic pole edge in order to permanent magnet zone line first magnetic pole on producing radially corresponding to motor rotor.
4, relative stator seat according to claim 1 and 2 forms the motor stator of balanced, symmetrical magnetic pole, it is characterized in that the upper and lower silicon steel sheet of the described second silicon steel sheet group extends a pair of outer magnetic pole edge in order to permanent magnet two side areas second magnetic pole on producing radially corresponding to motor rotor to upper and lower bending respectively in corresponding both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02207618 CN2535962Y (en) | 2002-03-11 | 2002-03-11 | Motor stator forming balancing symmetrical magnetic poler reating to stator seat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02207618 CN2535962Y (en) | 2002-03-11 | 2002-03-11 | Motor stator forming balancing symmetrical magnetic poler reating to stator seat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2535962Y true CN2535962Y (en) | 2003-02-12 |
Family
ID=33688547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02207618 Expired - Lifetime CN2535962Y (en) | 2002-03-11 | 2002-03-11 | Motor stator forming balancing symmetrical magnetic poler reating to stator seat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2535962Y (en) |
-
2002
- 2002-03-11 CN CN 02207618 patent/CN2535962Y/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20120311 Granted publication date: 20030212 |