CN202978654U - A permanent magnet synchronous motor used for a textile machine - Google Patents
A permanent magnet synchronous motor used for a textile machine Download PDFInfo
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- CN202978654U CN202978654U CN 201220600168 CN201220600168U CN202978654U CN 202978654 U CN202978654 U CN 202978654U CN 201220600168 CN201220600168 CN 201220600168 CN 201220600168 U CN201220600168 U CN 201220600168U CN 202978654 U CN202978654 U CN 202978654U
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- permanent magnet
- permagnetic synchronous
- textile machines
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Abstract
The utility model provides a permanent magnet synchronous motor used for a textile machine and belongs to the field of mechanical technology. The utility model resolves problems of unable high-frequency starting and low efficiency of a conventional permanent magnet synchronous motor. The permanent magnet synchronous motor used for a textile machine comprises a housing. A rotor is fixed on the circumferential direction of a rotating shaft passing through the housing. A stator fixed on the circumferential direction of the housing is sleeved on the outer side of the rotor. A winding is wrapped round the stator. The mouse-cage-shaped rotor is laminated by silicon steel sheets. A pair of mutually-attracted permanent magnets are inlaid in the rotor and are arranged centrally symmetrically with the rotating shaft. The permanent magnet synchronous motor used for a textile machine has advantages of a capability of high-frequency starting, high operation reliability, and high efficiency.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of motor, particularly a kind of permagnetic synchronous motor of textile machines.
Background technology
Existing high-speed electric expreess locomotive (rotating speed is more than 10000 rev/mins) has respectively series excited machine, dc brushless motor and variable frequency induction motor.But all there are some problems in these high-speed electric expreess locomotives: 1, series excited machine: be comprised of stator rotor, rotor is comprised of commutator segment, carbon brush, and series excited machine can produce spark in the running, and commutator segment, carbon brush are easily bad, and noise is larger in addition; 2, dc brushless motor: formed by stator, rotor, brushless driver, stator is equipped with coil, Hall element is housed, rotor is equipped with magnetic pole, driver is accepted the hall position sensor signal and is made motor rotation, and because rotating speed is high, Hall element is easily bad, rotor magnetic pole easily breaks away from because centrifugal force is large, and useful life is short; 3, variable frequency induction motor: be comprised of frequency converter, power supply, induction machine, the converter power supply frequency is traditionally arranged to be 200Hz, and there is the problem that efficient is low, temperature rise is higher in it.
At present, still adopt said motor effect drive disk assembly on weaving loom, have 200 to 300 motors on a weaving loom, all motor routines need the starting time of 10s, and the synchronization of all motors after starting is completed transmission work jointly.Because the bearing of motor is perishable, so cause the failure rate of weaving loom higher, after in weaving loom, a motor damages, just need to close all motors, quit work at all motors, after changing the motor of this damage, restart all motors, caused so the great wasting of resources, weaving loom just can not produce within maintenance time, had directly reduced production efficiency.
Summary of the invention
The purpose of this utility model is for the above-mentioned problems in the prior art, and the permagnetic synchronous motor of the textile machines of the direct high-frequency starting of a kind of energy is provided.
The purpose of this utility model can realize by following technical proposal: a kind of permagnetic synchronous motor of textile machines, comprise casing, be equipped with rotating shaft in described casing, circumferentially be fixed with rotor in described rotating shaft, the described rotor outside is arranged with the stator of circumferentially fixing with casing, be wound with winding on described stator, it is characterized in that, described rotor is that mouse cage shape rotor and described rotor are formed by silicon steel plate stacking, described rotor is embedded is connected to a pair of permanent magnet of inhaling mutually, and described permanent magnet is arranged symmetrically with centered by rotating shaft.
The rotor of the permagnetic synchronous motor of this textile machines is formed by silicon steel plate stacking, the a pair of permanent magnet of interlocking in rotor, need not varying frequency starting, energy is high-frequency starting directly, can replace traditional series excited machine, dc brushless motor and variable-frequency motor, and simple in structure, the low cost of manufacture of this permagnetic synchronous motor.
In the permagnetic synchronous motor of above-mentioned textile machines, described permanent magnet is cast in rotor.Can not destroy so the original structure of rotor and electricity function index, permanent magnet is cast in rotor, make rotor form the composite rotors with permanent magnet and cage-shaped structure, easily manufactured, permanent magnet is cast in rotor and can improves starting performance in addition, increase operational reliability, also have energy-saving effect.
In the permagnetic synchronous motor of above-mentioned textile machines, have several on described rotor between two permanent magnets and around the equally distributed draw-in groove that has opening in the rotor outer peripheral face of the axis of rotor, the embedded open type sliver that is connected to of described draw-in groove.The setting of open type sliver makes up rotor running dead point, damages in reducing, and strengthens induction, and has reduced running noise.
In the permagnetic synchronous motor of above-mentioned textile machines, have in the form of sheets and the whole sealing sliver that is embedded in mouse cage between described open type sliver and adjacent open type sliver.The sealing sliver increases induction area, improves the flux of magnetic induction amount, damages in reducing, and has improved starting performance.
In the permagnetic synchronous motor of above-mentioned textile machines, have some on described rotor and be positioned at the auxiliary sliver that the rotor outer peripheral face is pressed close in the permanent magnet outside.Auxiliary sliver further strengthens induction, improves the flux of magnetic induction amount, has improved starting performance.
In the permagnetic synchronous motor of above-mentioned textile machines, described permanent magnet is neodymium iron boron strong permanent magnetic iron.A neodymium iron boron strong permanent magnetic iron is the S utmost point, and another piece neodymium iron boron strong permanent magnetic iron is the N utmost point, and neodymium iron boron strong permanent magnetic ferromagnetism is strong, makes this permagnetic synchronous motor starting run-in synchronism efficient high.
In the permagnetic synchronous motor of above-mentioned textile machines, described winding is the three-phase sine-wave distributed winding.Stator is responded to good evenness like this, and induction is strong.
In the permagnetic synchronous motor of above-mentioned textile machines, described stator has the slot for winding that resembles a pear in shape, and described three phase sine distributed winding is wrapped on slot for winding.The slot for winding that resembles a pear in shape is different from common U-lag, has both facilitated the three phase sine distributed winding to be wound around, and can reduce interior damage equally, has improved cranking performance rating.
Compared with prior art, simple in structure, the low cost of manufacture of the permagnetic synchronous motor of this textile machines need not varying frequency starting, directly high-frequency starting, cranking performance rating is high, be applied to can effectively increase work efficiency in weaving loom, energy-saving consumption-reducing is effective, and arranging of sliver, winding reduced interior damage in addition, reduced noise, and make the induction of permagnetic synchronous motor of this textile machines strong, and simple in structure, the low cost of manufacture of the permagnetic synchronous motor of this textile machines, using value is high.
Description of drawings
Fig. 1 is the sectional structure schematic diagram of the permagnetic synchronous motor of this textile machines.
Fig. 2 is the sectional structure schematic diagram of another angle of permagnetic synchronous motor of this textile machines.
In figure, 1, casing; 2, rotating shaft; 3, rotor; 4, stator; 5, permanent magnet; 6, draw-in groove; 7, open type sliver; 8, sealing sliver; 9, winding; 10, slot for winding; 11, auxiliary sliver.
Embodiment
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As depicted in figs. 1 and 2, the permagnetic synchronous motor of this textile machines comprises casing 1, be equipped with rotating shaft 2 in casing 1, circumferentially be fixed with rotor 3 in rotating shaft 2, rotor 3 outsides are arranged with the stator 4 of circumferentially fixing with casing 1, are wound with winding 9 on stator 4, and rotor 3 is formed by silicon steel plate stacking for mouse cage shape rotor 3 and rotor 3, rotor 3 is embedded is connected to a pair of permanent magnet 5 of inhaling mutually, and permanent magnet 5 is arranged symmetrically with centered by rotating shaft 2.
Further describe in detail, in the situation that do not destroy the original structure of rotor 3 and electricity function index, permanent magnet 5 is cast in rotor 3, make like this rotor 3 form the composite rotors 3 with permanent magnet 5 and cage-shaped structure, easily manufactured, and can improve starting performance, increase operational reliability, also have energy-saving effect.in order to make up rotor 3 running dead point, damage in reducing, strengthen induction, and reduced running noise, have several on rotor 3 between two permanent magnets and around the equally distributed draw-in groove 6 that has opening in the rotor outer peripheral face of the axis of rotor, in the present embodiment, the quantity of draw-in groove 6 is 10, the embedded open type sliver 7 that is connected to of draw-in groove 6, have in the form of sheets and the whole sealing sliver 8 that is embedded in mouse cage between open type sliver 7 and adjacent open type sliver 7, the quantity of namely sealing sliver 8 is 8, have 4 on rotor 3 and be positioned at the auxiliary sliver 11 that rotor 3 outer peripheral faces are pressed close in permanent magnet 5 outsides, for stator 4 induction good evenness, winding 9 is the three-phase sine-wave distributed winding, and in the present embodiment, stator 4 has the slot for winding 10 that resembles a pear in shape, and the three phase sine distributed winding is wrapped on slot for winding 10, high in order to start run-in synchronism efficient, in the present embodiment, permanent magnet 5 is neodymium iron boron strong permanent magnetic iron, and a neodymium iron boron strong permanent magnetic iron is the S utmost point, and another piece neodymium iron boron strong permanent magnetic iron is the N utmost point, and two neodymium iron boron strong permanent magnetic iron are arranged symmetrically with centered by rotating shaft 2.
The permagnetic synchronous motor of this textile machines need not varying frequency starting, energy is high-frequency starting directly, but i.e. across-the-line starting more than 10000 rev/mins, can replace traditional series excited machine, dc brushless motor and variable-frequency motor, be applied in weaving loom, weaving loom in use, if wherein a playscript with stage directions permagnetic synchronous motor damages, need not other motor cuts out, only need to change the permagnetic synchronous motor that damages and get final product, can not cause the wasting of resources, can not affect production efficiency, the permagnetic synchronous motor operating noise of this textile machines is low in addition, low cost of manufacture, and using value is high.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has more used the terms such as casing 1, rotating shaft 2, rotor 3, stator 4, permanent magnet 5, draw-in groove 6, open type sliver 7, sealing sliver 8, winding 9, slot for winding 10, auxiliary sliver 11, do not get rid of the possibility of using other term.Using these terms is only in order to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.
Claims (8)
1. the permagnetic synchronous motor of a textile machines, comprise casing (1), be equipped with rotating shaft (2) in described casing (1), circumferentially be fixed with rotor (3) in described rotating shaft (2), described rotor (3) outside is arranged with the stator (4) of circumferentially fixing with casing (1), be wound with winding (9) on described stator (4), it is characterized in that, described rotor (3) is formed by silicon steel plate stacking for mouse cage shape rotor (3) and described rotor (3), described rotor (3) is embedded is connected to a pair of permanent magnet (5) of inhaling mutually, described permanent magnet (5) is arranged symmetrically with centered by rotating shaft (2).
2. the permagnetic synchronous motor of textile machines according to claim 1, is characterized in that, described permanent magnet (5) is cast in rotor (3).
3. the permagnetic synchronous motor of textile machines according to claim 2, it is characterized in that, have several on described rotor (3) and be positioned between two permanent magnets (5) and around the equally distributed draw-in groove (6) that has opening in rotor (3) outer peripheral face of the axis of rotor (3), the embedded open type sliver (7) that is connected to of described draw-in groove (6).
4. the permagnetic synchronous motor of textile machines according to claim 3, is characterized in that, has in the form of sheets and the whole sealing sliver (8) that is embedded in mouse cage between described open type sliver (7) and adjacent open type sliver (7).
5. the permagnetic synchronous motor of according to claim 1 and 2 or 3 or 4 described textile machines, is characterized in that, has some on described rotor (3) and be positioned at the auxiliary sliver (11) that rotor (3) outer peripheral face is pressed close in permanent magnet (5) outside.
6. the permagnetic synchronous motor of textile machines according to claim 5, is characterized in that, described permanent magnet (5) is neodymium iron boron strong permanent magnetic iron.
7. the permagnetic synchronous motor of textile machines according to claim 5, is characterized in that, described winding (9) is the three-phase sine-wave distributed winding.
8. the permagnetic synchronous motor of textile machines according to claim 7, is characterized in that, described stator (4) has the slot for winding (10) that resembles a pear in shape, and described three phase sine distributed winding is wrapped on slot for winding (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220600168 CN202978654U (en) | 2012-11-07 | 2012-11-07 | A permanent magnet synchronous motor used for a textile machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220600168 CN202978654U (en) | 2012-11-07 | 2012-11-07 | A permanent magnet synchronous motor used for a textile machine |
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| Publication Number | Publication Date |
|---|---|
| CN202978654U true CN202978654U (en) | 2013-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220600168 Expired - Fee Related CN202978654U (en) | 2012-11-07 | 2012-11-07 | A permanent magnet synchronous motor used for a textile machine |
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|---|---|
| CN (1) | CN202978654U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102957286A (en) * | 2012-11-07 | 2013-03-06 | 温岭市东菱电机有限公司 | Permanent magnet synchronous motor for textile machine |
| CN105186722A (en) * | 2015-08-31 | 2015-12-23 | 珠海凌达压缩机有限公司 | Compressor, motor and stator notch structure thereof |
-
2012
- 2012-11-07 CN CN 201220600168 patent/CN202978654U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102957286A (en) * | 2012-11-07 | 2013-03-06 | 温岭市东菱电机有限公司 | Permanent magnet synchronous motor for textile machine |
| CN105186722A (en) * | 2015-08-31 | 2015-12-23 | 珠海凌达压缩机有限公司 | Compressor, motor and stator notch structure thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20151107 |
|
| EXPY | Termination of patent right or utility model |