CN205407432U - Aim at accurate stator towards piece - Google Patents
Aim at accurate stator towards piece Download PDFInfo
- Publication number
- CN205407432U CN205407432U CN201620125327.6U CN201620125327U CN205407432U CN 205407432 U CN205407432 U CN 205407432U CN 201620125327 U CN201620125327 U CN 201620125327U CN 205407432 U CN205407432 U CN 205407432U
- Authority
- CN
- China
- Prior art keywords
- stator
- stator piece
- shrinkage pool
- piece body
- piece
- 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
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Abstract
The utility model discloses an aim at accurate stator towards piece, its technical scheme main points are, including annular stator piece body, stator piece body inner ring is equipped with a plurality of stator slots, be equipped with the cramp groove on the outer loop of stator piece body, off -centre is equipped with the shrinkage pool above the tank bottom in one of them cramp groove. Because the shrinkage pool is eccentric settings, like this when stator piece stacks the installation, stator piece between two liang all installs positive and negative unanimously, because the difference of positive and negative turn -ups appears in stator piece easily in stamping processing, in case gapless laminating will be ensured between stator piece and the stator piece so to positive and negative installation unanimity, has guaranteed the stability on the stator overall structure.
Description
Technical field
This utility model relates to a kind of stator, is directed at accurate stator punching more specifically, it relates to a kind of.
Background technology
Stator is the actionless part of motor, and the Main Function of stator is to produce rotating excitation field.Stator is superimposed by the combination of multiple stator pieces, is provided with multiple stator slot in stator piece simultaneously, and stator slot is used for holding copper cash, mostly has 18 stator slots above present stator piece.
Now with application number it is: the Chinese patent of 201520197808.3, it is arranged above with the cramp groove for buckle, but in the process used, stator piece fixing point each other is all on the cramp groove center position of position, do not know stator piece positive and negative in blanking process, flange that stator piece all can be a bit slight on stamping-out hole out, when being mounted to stator, sometimes easily can be fitted in the stamping-out face of stator, become between stator piece all in certain gap.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is in that to provide one, and when being mounted to stator, laminating is stable, be directed at accurate stator punching.
For achieving the above object, this utility model provides following technical scheme: the accurate stator punching of a kind of alignment, stator piece body including annular, it is equipped with multiple stator slot in described stator piece body, the outer shroud of described stator piece body is provided with cramp groove, is eccentrically provided with shrinkage pool above the bottom land of one of them cramp groove, and described this body diameter of stator piece is 130mm, internal diameter is 72mm, and described stator slot quantity is 24.
By adopting technique scheme, owing to shrinkage pool is off setting, so when stator piece stacks installation, stator piece between any two is all that installation is positive and negative consistent, owing to stator piece easily occurs that when punch process positive and negative flange is distinguished, once positive and negative installation unanimously so will ensure that gapless laminating between stator piece and stator piece, it is ensured that stablizing in stator overall structure.And shrinkage pool is set in a cramp groove and ensure that every a piece of stator piece all keeps consistent on the angle installed simultaneously, do not have the situations such as skew.
This utility model is further arranged to: described shrinkage pool is semicircle.
By adopting technique scheme, semicircular shrinkage pool can holding capacity time, strength can uniformly spread come toward stator piece periphery, it is to avoid the situation of local pressure occurs.
This utility model is further arranged to: described cramp slot cross-section is inverted trapezoidal, and described shrinkage pool side is tangent with the diameter of described stator piece body.
By adopting technique scheme, shrinkage pool comes toward periphery diffusion in order to ensure by the coagulation force of shrinkage pool as much as possible close proximity to the centre position to cramp groove, simultaneously in order to ensure the structure of bias, thus it is the most rational for being arranged on by shrinkage pool on the position tangent with diameter.
This utility model is further arranged to: described shrinkage pool diameter is the 1/5 of described cramp groove slot bottom width.
By adopting technique scheme, under the ratio of 1/5, shrinkage pool substantially ensure that and is all fixed up by stator piece, when minimum perforate size, it is ensured that stablizing on whole stator structure after encapsulating.
This utility model is further arranged to: the quantity of described stator slot is 24, and the degree of depth of described stator slot is the 1/3 of stator piece body thickness.
By adopting technique scheme, 24 stator slots accounting for stator piece body 1/3 thickness, relatively stable offer electromagnetic countermeasure power all the time inside stator piece body, and the structure of 24 is accelerated, improve the surface magnetic distribution density of stator piece body internal ring, it is ensured that the torsion output that rotor is provided by stator.
Compared with prior art, the utility model has the advantage of, the structural design installed additional on cramp groove be able to ensure that multi-disc stator punching install be superimposed as stator time stator piece each other can remain to that positive and negative angle is homogeneous to be caused, laminating is stable each other so that after laminating, gap each other is in minimizing.
Accompanying drawing explanation
Fig. 1 is the structure chart of the present embodiment；
Fig. 2 is the structure chart in the present embodiment front.
Accompanying drawing labelling: 1, stator piece body；12, cramp groove；121, shrinkage pool；13, stator slot.
Detailed description of the invention
With reference to accompanying drawing, embodiment is described further.
The accurate stator punching of a kind of alignment, stator piece body 1 including annular, 24 stator slots 13 it are equipped with in described stator piece body 1, described stator piece body 1 external diameter is 130mm, internal diameter is 72mm, the outer shroud of described stator piece body 1 is provided with cramp groove 12, and described cramp groove 12 cross section is inverted trapezoidal, the structure of inverted trapezoidal.Cramp groove 12 buckle under this structure is stable so that cramp is installed stable in cramp groove 12, it is possible to fitted by stator piece 11.
Being eccentrically provided with shrinkage pool 121 above the bottom land of one of them cramp groove 12, described shrinkage pool 121 is semicircle, and wherein, shrinkage pool 121 diameter is the 1/5 of described cramp groove 12 slot bottom width.Under the ratio of 1/5, shrinkage pool 121 substantially ensure that and is all fixed up by stator piece 11, when minimum perforate size, it is ensured that stablizing on whole stator structure after encapsulating.And hydropexic for glue strength can be spread out by semicircular shrinkage pool 121 uniformly, it is ensured that the coagulability in shrinkage pool 121 can uniformly spread toward stator piece 11 periphery and come.
Owing to shrinkage pool 121 is off setting, so when stator piece 11 stacks installation, stator piece 11 between any two is all that installation is positive and negative consistent, it is ensured that stablizing in stator overall structure.And shrinkage pool 121 is set in a cramp groove 12 and ensure that every a piece of stator piece 11 all keeps consistent on the angle installed simultaneously, do not have the situations such as skew.
Described shrinkage pool 121 side is tangent with the diameter of described stator piece body 1, and the degree of depth of described stator slot 13 is the 1/3 of stator piece body 1 thickness.The degree of depth of stator slot 13 should not be excessively deep, it is easy to after causing cramp, stator piece 11 overall structure is excessively soft, but also to ensure that the enough area of stator slot 13 ensures enough magnetic flux simultaneously.
Shrinkage pool 121 comes toward periphery diffusion in order to ensure by the coagulation force of shrinkage pool 121 as much as possible close proximity to the centre position to cramp groove 12, and simultaneously in order to ensure the structure of bias, thus it is the most rational for being arranged on the position tangent with diameter by shrinkage pool 121.
The above is only preferred implementation of the present utility model, and protection domain of the present utility model is not limited merely to above-described embodiment, and all technical schemes belonged under this utility model thinking belong to protection domain of the present utility model.It should be pointed out that, for those skilled in the art, without departing from the some improvements and modifications under this utility model principle premise, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (5)
1. one kind is directed at accurate stator punching, stator piece body (1) including annular, it is equipped with multiple stator slot (13) in described stator piece body (1), the outer shroud of described stator piece body (1) is provided with cramp groove (12), it is characterized in that: above the bottom land of one of them cramp groove (12), be eccentrically provided with shrinkage pool (121), described stator piece body (1) external diameter is 130mm, and internal diameter is 72mm, and described stator slot quantity (13) is 24.
2. the accurate stator punching of alignment according to claim 1, is characterized in that: described shrinkage pool (121) is semicircle.
3. the accurate stator punching of alignment according to claim 2, is characterized in that: described cramp groove (12) cross section is inverted trapezoidal, and described shrinkage pool (121) side is tangent with the diameter of described stator piece body (1).
4. the accurate stator punching of alignment according to claim 3, is characterized in that: described shrinkage pool (121) diameter is the 1/5 of described cramp groove (12) slot bottom width.
5. the accurate stator punching of alignment according to claim 1, is characterized in that: the degree of depth of described stator slot (13) is the 1/3 of stator piece body (1) thickness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620125327.6U CN205407432U (en) | 2016-02-17 | 2016-02-17 | Aim at accurate stator towards piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620125327.6U CN205407432U (en) | 2016-02-17 | 2016-02-17 | Aim at accurate stator towards piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205407432U true CN205407432U (en) | 2016-07-27 |
Family
ID=56448519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620125327.6U Expired - Fee Related CN205407432U (en) | 2016-02-17 | 2016-02-17 | Aim at accurate stator towards piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205407432U (en) |
-
2016
- 2016-02-17 CN CN201620125327.6U patent/CN205407432U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160727 Termination date: 20180217 |