CN207766041U - A kind of single phase permanent-magnet generator - Google Patents
A kind of single phase permanent-magnet generator Download PDFInfo
- Publication number
- CN207766041U CN207766041U CN201820252335.6U CN201820252335U CN207766041U CN 207766041 U CN207766041 U CN 207766041U CN 201820252335 U CN201820252335 U CN 201820252335U CN 207766041 U CN207766041 U CN 207766041U
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- China
- Prior art keywords
- tooth socket
- group
- stator
- tooth
- diameter
- 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.)
- Expired - Fee Related
Links
- 210000003781 tooth socket Anatomy 0.000 claims abstract description 111
- 238000004080 punching Methods 0.000 claims abstract description 25
- 238000004804 winding Methods 0.000 claims abstract description 25
- 230000007704 transition Effects 0.000 claims description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 229910052742 iron Inorganic materials 0.000 abstract description 5
- 238000003801 milling Methods 0.000 abstract description 5
- 208000008312 Tooth Loss Diseases 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Iron Core Of Rotating Electric Machines (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
The utility model is related to a kind of single phase permanent-magnet generator, including stator and rotor, the stator includes stator core and stator winding, and the stator core by multi-disc there is the stator punching of specific tooth socket to build up successively in an axial direction；One group or more of tooth socket group is provided on the endoporus hole wall of the stator punching with specific tooth socket, the stator punching with specific tooth socket includes one group or more of the tooth socket group with different gullet depths.The tooth socket group of different gullet depths is set on the stator of the single phase permanent-magnet generator of the utility model, same coil group is wound in the identical tooth socket of gullet depth, and the coil thickness of coiling is less than or equal to the depth of tooth socket in tooth socket, it can make full use of the space of each tooth socket, it also need not be by each tooth socket milling to the same depth, the iron loss of teeth portion can be reduced, production cost is reduced；Meanwhile the tooth socket of identical size is symmetric, and facilitates coiling, can improve working efficiency.
Description
Technical field
The utility model is related to field of motor manufacturing, especially a kind of single phase permanent-magnet generator.
Background technology
In current monophase machine, it is dispersed with impartial slot and tooth respectively in motor stator core circle, is put in slot
Set two-phase symmetric winding, basic principle be the equal distribution in circle stator tooth socket in embedded with spatially 90 ° of electric angles each other
The two-phase winding of degree, a wherein phase makes to generate two-phase rotating excitation field on stator core by capacitance when energization, drives rotor rotation.
The tooth socket size of generator setting in the prior art is identical, but the coil turn of winding can be adjusted as needed, be made
At tooth socket there are gap, in addition the coil in stator winding divides mode for cloth using lap wound etc., and irregularity of wave form is high, winding efficiency
It is low, it is of high cost the problems such as.
Invention content
In view of this, the purpose of this utility model is to provide a kind of single phase permanent-magnet generator, it is arranged on motor stator different
Same coil group is wound in the identical tooth socket of gullet depth, can make full use of each tooth socket by the tooth socket group of gullet depth
Space, also each tooth socket milling to the same depth need not can be reduced the iron loss of teeth portion, reduce production cost.
The utility model is realized using following scheme：A kind of single phase permanent-magnet generator, the stator include stator core and
Stator winding, the stator core by multi-disc there is the stator punching of specific tooth socket to build up successively in an axial direction；
One group or more of tooth socket group, each group tooth socket are provided on the endoporus hole wall of the stator punching with specific tooth socket
The gullet depth of group is different；Wherein the tooth socket group of least cogging depth includes two shallow tooth sockets, is located at stator punching first
The both ends of diameter；The tooth socket group of wherein maximum gullet depth includes two deep tooth sockets, is located at stator punching and first diameter
The both ends of vertical second diameter；Remaining every group of tooth socket group includes the identical transition tooth socket of four gullet depths, this four mistakes
It crosses tooth socket to be located in four quadrants divided by first diameter and second diameter, and two neighboring tooth socket is with first diameter
Or second diameter is symmetrical arranged for symmetrical centre；Transition tooth socket in each quadrant is arranged as by shallow tooth socket to depth tooth socket tooth socket
Depth is changed from small to big successively；
The stator winding includes following coil group：It is one first coil group being wound between two deep tooth sockets, multiple
The second coil group two being wound in respectively between the identical transition tooth socket of each two gullet depth of second diameter the same side
A tertiary coil group for individually passing through two shallow tooth sockets；
The coil thickness of coiling is less than or equal to the depth of tooth socket in tooth socket.
In the utility model, the tooth socket group of different gullet depths is set on the stator of the single phase permanent-magnet generator, it will be same
One coil group is wound in the identical tooth socket of gullet depth, and the coil thickness of coiling is less than or equal to the depth of tooth socket in tooth socket
Degree, can make full use of the space of each tooth socket, also need not each tooth socket milling to the same depth can be reduced teeth portion
Iron loss, reduce production cost；Meanwhile the tooth socket of identical size is symmetric, and facilitates coiling, can improve work effect
Rate.
Further, the stator winding is single-phase sinusoidal stator winding.The canoe of the single-phase sinusoidal stator winding
Irregularity of wave form can be reduced.
Particularly, the magnet steel of the single phase permanent-magnet generator is fixed using interpolation type.By the way that magnet steel to be inserted into rotor, protect
The mounting stability for demonstrate,proving magnet steel, can improve the safety of motor.
Further, the tooth socket of the stator punching is to be set along with the axially extending direction inclination of the endoporus hole wall of stator punching
The skewed slot set.Skewed slot can reduce the vibration and noise of motor.
Further, the rotor of the single phase permanent-magnet generator uses eccentric setting.Stator and rotor are connected using eccentric
It connects, can ensure the sinusoidal pattern of power generation waveform.
Further, each tooth socket is spacedly distributed around the circumference of stator punching.
Compared with prior art, the utility model has the advantages that：It is arranged on the stator of single phase permanent-magnet generator
Same coil group is wound in the identical tooth socket of gullet depth by the tooth socket group of different gullet depths, and coiling in tooth socket
Coil thickness is less than or equal to the depth of tooth socket, can make full use of the space of each tooth socket, also need not be by each tooth socket
Milling can reduce the iron loss of teeth portion to the same depth, reduce production cost；Meanwhile the tooth socket of identical size is symmetric,
Facilitate coiling, working efficiency can be improved.
Description of the drawings
Fig. 1 is stator punching and coil windings winding schematic diagram in the utility model embodiment；
Fig. 2 is the structural schematic diagram of stator core in the utility model embodiment；
Fig. 3 is the schematic diagram of first coil group and tertiary coil group in the utility model embodiment；
In figure, 1 is tooth socket, and 11 be shallow tooth socket, and 12 be deep tooth socket, and 13 be transition tooth socket, and 2 be coil, and 3 be first diameter, 4
For second diameter.
Specific implementation mode
The utility model is described further with reference to the accompanying drawings and embodiments.
As shown in Figure 1, present embodiments providing a kind of single phase permanent-magnet generator, the stator includes stator core and stator
Winding, the stator core by multi-disc there is the stator punching of specific tooth socket to build up successively in an axial direction；
One group or more of tooth socket group, each group tooth socket are provided on the endoporus hole wall of the stator punching with specific tooth socket
The gullet depth of group is different；Wherein the tooth socket group of least cogging depth includes two shallow tooth sockets 11, is located at stator punching the
The both ends of one diameter 3；The tooth socket group of wherein maximum gullet depth includes two deep tooth sockets 12, is located at stator punching and first
The both ends of the vertical second diameter 4 of diameter 3；Remaining every group of tooth socket group includes the identical transition tooth socket 13 of four gullet depths,
This four transition tooth sockets 13 are located in four quadrants divided by first diameter 3 and second diameter 4, and two neighboring tooth
Slot 13 is symmetrical arranged with first diameter 3 or second diameter 4 for symmetrical centre；Transition tooth socket 13 in each quadrant be arranged as by
Shallow tooth socket 11 changes from small to big successively to deep 12 gullet depth of tooth socket；
The stator winding includes following coil group：It is one first coil group being wound between two deep tooth sockets 11, more
The second coil between the identical transition tooth socket of a each two gullet depth being wound in respectively positioned at 4 the same side of second diameter 13
Group two individually passes through the tertiary coil group of two shallow tooth sockets 12；
2 thickness of coil of coiling in tooth socket 1 is less than or equal to the depth of tooth socket.
In the present embodiment, in Fig. 1, alphabet shows that the number of coil group, the same letter represent the same coil group, h
Indicate gullet depth；Wherein, A is first coil group, is wound between two deep tooth sockets 11；B, C, D, E, F are the second coil group,
It is wound in respectively between the identical transition tooth socket of each two gullet depth positioned at 4 the same side of second diameter 13；G, K is third line
Circle group individually passes through two shallow tooth sockets 12.As shown in figure 3, the winding of tri- coils of G, K and A is depicted in Fig. 3,
The coil winding of his the second coil group leads to the A of first coil group.
In the present embodiment, the tooth socket group of different gullet depths is set on the stator of the single phase permanent-magnet generator, it will be same
One coil group is wound in the identical tooth socket of gullet depth, and the coil thickness of coiling is less than or equal to the depth of tooth socket in tooth socket
Degree, can make full use of the space of each tooth socket, also need not each tooth socket milling to the same depth can be reduced teeth portion
Iron loss, reduce production cost；Meanwhile the tooth socket of identical size is symmetric, and facilitates coiling, can improve work effect
Rate.
In the present embodiment, the stator winding is single-phase sinusoidal stator winding.The winding of the single-phase sinusoidal stator winding
Mode can reduce irregularity of wave form.
Particularly, the magnet steel of the single phase permanent-magnet generator is fixed using interpolation type.By the way that magnet steel to be inserted into rotor, protect
The mounting stability for demonstrate,proving magnet steel, can improve the safety of motor.
As shown in Fig. 2, in the present embodiment, the tooth socket of the stator punching is along axial with the endoporus hole wall of stator punching
The skewed slot that extending direction is obliquely installed.Skewed slot can reduce the vibration and noise of motor.
In the present embodiment, the rotor of the single phase permanent-magnet generator uses eccentric setting.By stator and rotor using inclined
The heart connects, and can ensure the sinusoidal pattern of power generation waveform.
In the present embodiment, each tooth socket is spacedly distributed around the circumference of stator punching.
It is noted that the utility model protection is hardware configuration, it is not claimed as control method.Above only
For a preferable embodiment in the utility model embodiment.But the utility model is not limited to the embodiment above, it is all
Any equivalent change done by the utility model and modification, range of the generated function without departing from this programme
When, belong to the scope of protection of the utility model.
Claims (5)
1. a kind of single phase permanent-magnet generator, including stator and rotor, it is characterised in that：The stator includes stator core and stator
Winding, the stator core by multi-disc there is the stator punching of specific tooth socket to build up successively in an axial direction；
One group or more of tooth socket group is provided on the endoporus hole wall of the stator punching with specific tooth socket, each group tooth socket group
Gullet depth is different；Wherein the tooth socket group of least cogging depth includes two shallow tooth sockets (11), is located at stator punching first
The both ends of diameter (3)；The tooth socket group of wherein maximum gullet depth includes two deep tooth sockets (12), is located at stator punching and the
The both ends of the vertical second diameter (4) of one diameter (3)；Remaining every group of tooth socket group includes the identical transition tooth of four gullet depths
Slot (13), this four transition tooth sockets (13) are located in four quadrants divided by first diameter (3) and second diameter (4),
And two neighboring tooth socket (13) is symmetrical arranged with first diameter (3) or second diameter (4) for symmetrical centre；In each quadrant
Transition tooth socket (13) is arranged as successively being changed from small to big to deep tooth socket (12) gullet depth by shallow tooth socket (11)；
The stator winding includes following coil group：It is one first coil group being wound between two deep tooth sockets (11), multiple
The second line being wound in respectively between the identical transition tooth socket (13) of each two gullet depth of second diameter (4) the same side
Circle group two individually passes through the tertiary coil group of two shallow tooth sockets (12)；Coil (2) thickness of coiling in tooth socket (1) is less than
Or the depth equal to tooth socket.
2. a kind of single phase permanent-magnet generator according to claim 1, it is characterised in that：The stator winding is single-phase sine
Stator winding.
3. a kind of single phase permanent-magnet generator according to claim 1, it is characterised in that：The tooth socket of the stator punching is edge
The skewed slot being obliquely installed with the axially extending direction of endoporus hole wall of stator punching.
4. a kind of single phase permanent-magnet generator according to claim 1, it is characterised in that：The single phase permanent-magnet generator turns
Son uses eccentric setting.
5. a kind of single phase permanent-magnet generator according to claim 1, it is characterised in that：Circle of each tooth socket around stator punching
Week is spacedly distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820252335.6U CN207766041U (en) | 2018-02-12 | 2018-02-12 | A kind of single phase permanent-magnet generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820252335.6U CN207766041U (en) | 2018-02-12 | 2018-02-12 | A kind of single phase permanent-magnet generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207766041U true CN207766041U (en) | 2018-08-24 |
Family
ID=63180083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820252335.6U Expired - Fee Related CN207766041U (en) | 2018-02-12 | 2018-02-12 | A kind of single phase permanent-magnet generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207766041U (en) |
-
2018
- 2018-02-12 CN CN201820252335.6U patent/CN207766041U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180824 |