CN204243923U - A kind of stator of three-phase permanent multipolar dynamo - Google Patents
A kind of stator of three-phase permanent multipolar dynamo Download PDFInfo
- Publication number
- CN204243923U CN204243923U CN201420817996.0U CN201420817996U CN204243923U CN 204243923 U CN204243923 U CN 204243923U CN 201420817996 U CN201420817996 U CN 201420817996U CN 204243923 U CN204243923 U CN 204243923U
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- CN
- China
- Prior art keywords
- winding slot
- stator
- groove
- phase permanent
- multipolar dynamo
- 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
- 238000004804 winding Methods 0.000 claims abstract description 76
- 210000003464 cuspid Anatomy 0.000 claims abstract description 15
- 238000004080 punching Methods 0.000 claims abstract description 14
- 230000000694 effects Effects 0.000 abstract description 4
- 230000002262 irrigation Effects 0.000 abstract 1
- 238000003973 irrigation Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 239000011236 particulate material Substances 0.000 description 4
- 210000002421 cell wall Anatomy 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000002966 varnish Substances 0.000 description 1
Landscapes
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The utility model discloses a kind of stator of three-phase permanent multipolar dynamo, its drip irrigation device is: form by several stator punchings are stacking, described stator punching is provided with centre bore and some wire-wound grooves, described winding slot is made up of the first winding slot and the second winding slot, described second winding slot communicates with centre bore inside, described second winding slot communicates with the first winding slot inside, the size of described second winding slot is greater than the size of the first winding slot, described first winding slot is dovetail groove, the small end of dovetail groove is towards the first winding slot, canine tooth is formed between several adjacent wire-wound grooves described, described canine tooth is provided with some little teeth groove, first winding slot can facilitate the embedding of enamelled wire, little teeth groove can strengthen the radiating effect of stator.
Description
Technical field
The utility model relates to a kind of stator, and more particularly, it relates to a kind of stator of three-phase permanent multipolar dynamo.
Background technology
Existing motor is generally magneto, along with the development of science and technology, existing old, highly energy-consuming, inefficient magneto are progressively eliminated, and the efficiency etc. of magneto generally has the stators and rotators of motor to determine, and existing stator forms primarily of stator punching is stacking, so can carry out to existing stator punching the service efficiency that effective improvement just significantly can improve motor, reduce energy consumption.
Machine manufacturing belongs to traditional industry, the winding major part of motor stator also needs manually embedded, small part enterprise make use of the mode that machine embeds, but no matter be which kind of mode, in telescopiny, huge friction is produced between wire-wound groove meeting on motor stator and enamelled wire, the notch of winding slot is once scratch the outer paint of enamelled wire, the winding of whole motor stator can only be submitted an expense account, and when manually embedding, the problem being difficult to embed exists always, and this further can increase the weight of the work burden embedding workman, and production efficiency sharply reduces.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is the stator providing a kind of three-phase permanent multipolar dynamo.
For achieving the above object, the utility model provides following technical scheme: a kind of stator of three-phase permanent multipolar dynamo, form by several stator punchings are stacking, described stator punching is provided with centre bore and some wire-wound grooves, described winding slot is made up of the first winding slot and the second winding slot, described second winding slot communicates with centre bore inside, described second winding slot communicates with the first winding slot inside, the size of described second winding slot is greater than the size of the first winding slot, described first winding slot is dovetail groove, the small end of dovetail groove is towards the first winding slot, canine tooth is formed between several adjacent wire-wound grooves described, described canine tooth is provided with some little teeth groove.
Preferably, form little tooth between described some little teeth groove, the facewidth of described little tooth is a1, and the groove width of described little teeth groove is a2, and the ratio of described a2/a1 is 1.1/1 to 1.3/1.
Preferably, the kerve of described little teeth groove is U-type groove.
Preferably, described first winding slot is isosceles trapezoid groove.
Preferably, the large end slot mouth of described first winding slot is provided with chamfering.
Preferably, the outer shroud of described stator punching is provided with some recessed teeth, is provided with location notch in described recessed tooth.
Compared with prior art, the beneficial effects of the utility model are: when being wound around enamelled wire, first operating personnel embed enamelled wire from the first winding slot, when all enamelled wires are embedded in the second winding slot, size due to the second winding slot is greater than the size of the first winding slot, can automatically be locked in the second winding slot, first winding slot is dovetail groove, the small end of dovetail groove is towards the first winding slot, namely the large end of dovetail groove is towards the side of centre bore, this mode more successfully can embed enamelled wire, when whole enamelled wire coiling group puts into the first winding slot, single enamelled wire can fitly be arranged in dovetail groove, and single enamelled wire can slip in the second winding slot along the cell wall of dovetail groove, thus effectively reduce the embedding difficulty of the operating personnel of embedding enamelled wire, greatly improve operating efficiency, canine tooth is formed between several adjacent wire-wound grooves, canine tooth effectively can strengthen the intensity of tooth wall, described canine tooth is provided with some little teeth groove, stator is inserted in centre bore, stator is in the process of High Rotation Speed, there will be many fine particulate material, teeth groove can hold more fine particle effectively, thus prevent fine particulate material to be infected with in large quantities on the hole wall of stator and centre bore, and because the air in the high-speed rotary change of team centering central hole of stator forms sinuous flow, certain air flowing can be there is in this is interval, the air of flowing can constantly flow through from little teeth groove, substantially increase radiating effect, improve the life-span of whole device.
Accompanying drawing explanation
Fig. 1 is the structural representation of the nanostator embodiment of a kind of three-phase permanent multipolar dynamo of the utility model;
Fig. 2 is the front view of the nanostator embodiment of a kind of three-phase permanent multipolar dynamo of the utility model;
Fig. 3 is the partial enlarged drawing of A in Fig. 2.
Reference numeral: 1, stator punching; 2, the first winding slot; 3, the second winding slot; 4, centre bore; 5, canine tooth; 6, little teeth groove; 7, little tooth; 8, U-type groove; 9, recessed tooth; 10, location notch; 11, chamfering.
Embodiment
Referring to figs. 1 through Fig. 3, the nanostator embodiment of a kind of three-phase permanent multipolar dynamo of the utility model is described further.
A kind of stator of three-phase permanent multipolar dynamo, by several, stator punching 1 is stacking forms, described stator punching 1 is provided with centre bore 4 and some wire-wound grooves, described winding slot is made up of the first winding slot 2 and the second winding slot 3, described second winding slot 3 communicates with centre bore 4 inside, described second winding slot 3 communicates with the first winding slot 2 inside, the size of described second winding slot 3 is greater than the size of the first winding slot 2, described first winding slot 2 is dovetail groove, the small end of dovetail groove is towards the first winding slot 2, canine tooth 5 is formed between several adjacent wire-wound grooves described, described canine tooth 5 is provided with some little teeth groove 6, angle between two cell walls of described first winding slot 2 is preferably 15 degree, the angle of 15 degree in actual use, operating personnel can embed in the second winding slot 3 more swimmingly, the bottom land of described second winding slot 3 away from the first winding slot 2 is provided with chamfering 11, longitudinal cross-section due to enamelled wire is circular, chamfering 11 effectively can increase the spatial accommodation of the first winding slot 2.
When being wound around enamelled wire, first operating personnel embed enamelled wire from the first winding slot 2, when all enamelled wires are embedded in the second winding slot 3, size due to the second winding slot 3 is greater than the size of the first winding slot 2, can automatically be locked in the second winding slot 3, first winding slot 2 is dovetail groove, the small end of dovetail groove is towards the first winding slot 2, namely the large end of dovetail groove is towards the side of centre bore 4, this mode more successfully can embed enamelled wire, when whole enamelled wire coiling group puts into the first winding slot 2, single enamelled wire can fitly be arranged in dovetail groove, and single enamelled wire can slip in the second winding slot 3 along the cell wall of dovetail groove, thus effectively reduce the embedding difficulty of the operating personnel of embedding enamelled wire, greatly improve operating efficiency, canine tooth 5 is formed between several adjacent wire-wound grooves, canine tooth 5 effectively can strengthen the intensity of tooth wall, described canine tooth 5 is provided with some little teeth groove 6, stator is inserted in centre bore 4, stator is in the process of High Rotation Speed, there will be many fine particulate material, teeth groove can hold more fine particle effectively, thus prevent fine particulate material to be infected with in large quantities on the hole wall of stator and centre bore 4, and because the air in the high-speed rotary change of team centering central hole 4 of stator forms sinuous flow, certain air flowing can be there is in this is interval, the air of flowing can constantly flow through from little teeth groove 6, substantially increase radiating effect, improve the life-span of whole device.
Little tooth 7 is formed between described some little teeth groove 6, the facewidth of described little tooth 7 is a1, and the groove width of described little teeth groove 6 is a2, and the ratio of described a2/a1 is 1.1/1 to 1.3/1, the ratio of a2/a1 is in 1.1/1 to 1.3/1 this interval, its magnetic field intensity produced is the strongest, so just can make rotor after cutting magnetic induction line, can produce larger power output, greatly strengthen the result of use of motor, and this ratio in actual use, energy is improving radiating effect further, and structural strength.
The kerve of described little teeth groove 6 is U-type groove 8, and because little teeth groove 6 is closer with the distance of stator, a large amount of air can pass through little teeth groove 6, U-type groove 8 the intensity that effectively can improve whole little teeth groove 6 is set, increase the useful life of whole little teeth groove 6.
Described first winding slot 2 is isosceles trapezoid groove, two hypotenuse length of isosceles trapezoid groove are consistent, and when in the process that enamelled wire embeds, two hypotenuses are consistent for the extruding force of enamelled wire, more smooth and easy when making to embed, and isosceles trapezoid groove can make the structure of the first winding slot 2 more stable.
The large end slot mouth of described first winding slot 2 is provided with chamfering 11, and chamfering 11 can effectively be avoided in enamelled wire loading procedure, and notch, the insulating varnish of enamelled wire outer surface, promotes in whole telescopiny and embeds quality.
The outer shroud of described stator punching 1 is provided with some recessed teeth 9, and be provided with location notch 10 in described recessed tooth 9, recessed tooth 9 can be used for the position-limiting action of stator, and location notch 10 contributes to the installation helping to facilitate stator.
The above is only preferred implementation of the present utility model, protection range of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection range of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (6)
1. the stator of a three-phase permanent multipolar dynamo, form by several stator punchings are stacking, described stator punching is provided with centre bore and some wire-wound grooves, it is characterized in that: described winding slot is made up of the first winding slot and the second winding slot, described second winding slot communicates with centre bore inside, described second winding slot communicates with the first winding slot inside, the size of described second winding slot is greater than the size of the first winding slot, described first winding slot is dovetail groove, the small end of dovetail groove is towards the first winding slot, canine tooth is formed between several adjacent wire-wound grooves described, described canine tooth is provided with some little teeth groove.
2. the stator of a kind of three-phase permanent multipolar dynamo according to claim 1, is characterized in that: form little tooth between described some little teeth groove, and the facewidth of described little tooth is a1, and the groove width of described little teeth groove is a2, and the ratio of described a2/a1 is 1.1/1 to 1.3/1.
3. the stator of a kind of three-phase permanent multipolar dynamo according to claim 1, is characterized in that: the kerve of described little teeth groove is U-type groove.
4. the stator of a kind of three-phase permanent multipolar dynamo according to claim 1, is characterized in that: described first winding slot is isosceles trapezoid groove.
5. the stator of a kind of three-phase permanent multipolar dynamo according to claim 1, is characterized in that: the large end slot mouth of described first winding slot is provided with chamfering.
6. the stator of a kind of three-phase permanent multipolar dynamo according to claim 1, is characterized in that: the outer shroud of described stator punching is provided with some recessed teeth, is provided with location notch in described recessed tooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420817996.0U CN204243923U (en) | 2014-12-20 | 2014-12-20 | A kind of stator of three-phase permanent multipolar dynamo |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420817996.0U CN204243923U (en) | 2014-12-20 | 2014-12-20 | A kind of stator of three-phase permanent multipolar dynamo |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204243923U true CN204243923U (en) | 2015-04-01 |
Family
ID=52773368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420817996.0U Expired - Fee Related CN204243923U (en) | 2014-12-20 | 2014-12-20 | A kind of stator of three-phase permanent multipolar dynamo |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204243923U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106655543A (en) * | 2015-10-30 | 2017-05-10 | 浙江三花汽车零部件有限公司 | Stator assembly, motor, and electric drive pump |
-
2014
- 2014-12-20 CN CN201420817996.0U patent/CN204243923U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106655543A (en) * | 2015-10-30 | 2017-05-10 | 浙江三花汽车零部件有限公司 | Stator assembly, motor, and electric drive pump |
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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: 20150401 Termination date: 20181220 |
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| CF01 | Termination of patent right due to non-payment of annual fee |