CN205017123U - Motor, stator core and stator is towards piece thereof - Google Patents
Motor, stator core and stator is towards piece thereof Download PDFInfo
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- CN205017123U CN205017123U CN201520759714.0U CN201520759714U CN205017123U CN 205017123 U CN205017123 U CN 205017123U CN 201520759714 U CN201520759714 U CN 201520759714U CN 205017123 U CN205017123 U CN 205017123U
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Abstract
The utility model discloses a motor, stator core and stator is towards piece thereof, the stator includes towards the piece: be used for the winding the stator is towards secondary winding groove (2) of the winding wire between the inside groove of piece and be used for the winding the stator is towards first winding groove (1) of the winding wire of the yoke portion of piece, the degree of depth of secondary winding groove (2) is greater than the degree of depth of first winding groove (1), at least two secondary winding groove (2) are a set of, at least one first winding groove (1) is a set of, and the secondary winding bank of cells sets up with first winding bank of cells interval. The operation of rule, wiring and dip coating through the aforesaid wire winding mode, has been avoided to above -mentioned stator towards piece, has effectively improved production efficiency, because the degree of depth in secondary winding groove is greater than the degree of depth in first winding groove, the phase 2 enzyme slot for winding can not sheltered from in first winding groove yoke portion to winding for the first time, and the winding umber of turn of phase 2 enzyme slot for winding is unrestricted, can twine more umber of turns, has improved the electric efficiency.
Description
Technical field
The utility model relates to motor device technical field, particularly relates to a kind of motor, stator core and stator punching thereof.
Background technology
The stator core of motor is formed by stacking by stator punching, and the inside groove of the stator punching of superposition all aligns.
At present, stator core is full circle stator normally, and its stator punching is also circular.As shown in Figure 1, stator punching inside is provided with multiple internal tooth, and adjacent two internal tooths form the slot for winding for being wound around winding wire, and the multiple slot for windings on stator punching have identical size and grooved.
But the winding method due to stator core is single cross-slot down line, namely winding strides across certain slot for winding and is wound on internal tooth.Winding wire cross-slot down Wiring technology is complicated, has to pass through the techniques such as coiling, rule, wiring, shaping, dipping lacquer, complex production process and production efficiency is low; Further, umber of turn is limited, affects electric efficiency.
Therefore, how enhancing productivity and electric efficiency, is the current technical issues that need to address of those skilled in the art.
Utility model content
The purpose of this utility model is to provide a kind of stator punching, to enhance productivity and electric efficiency.The utility model additionally provides a kind of stator core and the motor with said stator punching.
For solving the problems of the technologies described above, the utility model provides a kind of stator punching, comprising: for be wound around described stator punching inside groove between the second slot for winding of winding wire and the first slot for winding of the winding wire for the yoke portion that is wound around described stator punching;
The degree of depth of described second slot for winding is greater than the degree of depth of described first slot for winding;
At least two described second slot for windings are one group, and the first slot for winding described at least one is one group, and the second slot for winding group and the first slot for winding group interval are arranged.
Preferably, in said stator punching, also comprise the sunk structure being arranged at described stator punching outer wall, described sunk structure is corresponding with described first slot for winding to be arranged.
Preferably, in said stator punching, often organize that described first slot for winding in described first slot for winding group is corresponding with same described sunk structure to be arranged.
Preferably, in said stator punching, the internal tooth width between adjacent two described second slot for windings equals the internal tooth width between adjacent two described first slot for windings.
Preferably, in said stator punching, the internal tooth width between adjacent described second slot for winding and described first slot for winding is greater than the internal tooth width between adjacent two described first slot for windings.
Preferably, in said stator punching, described second slot for winding is peariform slot or flat-bottom slot;
Described first slot for winding is flat-bottom slot.
Preferably, in said stator punching, described stator punching is made up of two and half stator punching parts;
The linear edge of described half stator punching part is between adjacent two described second slot for windings.
Preferably, in said stator punching, on the dismountable body being connected to described stator punching of vacant internal tooth between adjacent two described second slot for windings.
The utility model additionally provides a kind of stator core, comprises stator punching, and described stator punching is the stator punching as described in above-mentioned any one.
The utility model additionally provides a kind of motor, comprises stator core and winding wire, and described stator core is stator core as above;
Described winding wire to comprise in the second winding wire be fixed in the second slot for winding of described stator core and the first slot for winding being fixed on described stator core and is wound in first winding wire in described stator core yoke portion.
The stator punching that the utility model provides, forms stator core after multiple stator punching superposition, the second slot for winding alignment of adjacent two stator punchings during its superposition, and the first slot for winding of adjacent two stator punchings also aligns.Be wrapped in by first winding in the first slot for winding, be namely wound in the yoke portion of stator punching, the first winding is looped around on the groove bottom of the first slot for winding and the outer wall of stator punching; Be wrapped in the second slot for winding by the second winding again, be namely wound between second slot for winding of a first slot for winding group one end and the second slot for winding of this first slot for winding group other end, the second winding wire is looped around between the inside groove of stator punching.By above-mentioned winding mode, avoid the operation of rule, wiring and dipping lacquer, effectively improve production efficiency; Further, the degree of depth due to the second slot for winding is greater than the degree of depth of the first slot for winding, and winding is wrapped in the first slot for winding yoke portion for the first time, second-phase slot for winding can not be blocked, the umber of turn that second-phase slot for winding is wound around is unrestricted, can be wound around more umber of turn, improve electric efficiency.
The utility model additionally provides a kind of stator core and the motor with said stator punching.Because said stator punching has above-mentioned technique effect, stator core and the motor with said stator punching also should have same technique effect, introduce no longer in detail at this.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of stator punching of the prior art;
The first structural representation of Fig. 2 stator punching provided by the utility model;
The second structural representation of Fig. 3 stator punching provided by the utility model;
The third structural representation of Fig. 4 stator punching provided by the utility model;
4th kind of structural representation of Fig. 5 stator punching provided by the utility model;
5th kind of structural representation of Fig. 6 stator punching provided by the utility model;
6th kind of structural representation of Fig. 7 stator punching provided by the utility model;
The structural representation of Fig. 8 stator core provided by the utility model and winding wire;
7th kind of structural representation of Fig. 9 stator punching provided by the utility model;
8th kind of structural representation of Figure 10 stator punching provided by the utility model;
The exploded perspective view of Figure 11 motor provided by the utility model.
Embodiment
Core of the present utility model is to provide a kind of stator punching, to enhance productivity and electric efficiency.The utility model additionally provides a kind of stator core and the motor with said stator punching.
In order to make those skilled in the art person understand the utility model scheme better, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Please refer to Fig. 2, the first structural representation of Fig. 2 stator punching provided by the utility model.
In this embodiment, stator punching comprise the second slot for winding 2 and the first slot for winding 1, second slot for winding 2 for be wound around stator punching inside groove between winding wire, the first slot for winding 1 is for being wound around the winding wire in the yoke portion of stator punching.Wherein, the degree of depth of the second slot for winding 2 is greater than the degree of depth of the first slot for winding 1.Wherein, second slot for winding 2 is equal with the central point of the opening part distance stator punching of the first slot for winding 1, when the degree of depth of the second slot for winding 2 is greater than the degree of depth of the first slot for winding 1, the groove bottom of the second slot for winding 2 is greater than the distance of groove bottom to the central point of stator punching of the first slot for winding 1 to the distance of the central point of stator punching.At least two the second slot for windings 2 are one group, and at least one first slot for winding 1 is one group, and the second slot for winding group and the first slot for winding group interval are arranged.
The stator punching that the utility model embodiment provides, form stator core after multiple stator punching superposition, during its superposition, the second slot for winding 2 of adjacent two stator punchings aligns, and the first slot for winding 1 of adjacent two stator punchings also aligns.Be wrapped in the first slot for winding 1 by first winding wire 5, be namely wound in the yoke portion of stator punching, the first winding wire 5 is looped around on the groove bottom of the first slot for winding 1 and the outer wall of stator punching; Be wrapped in the second slot for winding 2 by second winding wire 6, be namely wound between second slot for winding 2 of a first slot for winding group one end and the second slot for winding 2 of this first slot for winding group other end, the second winding wire 6 is looped around between the inside groove of stator punching again.By above-mentioned winding mode, avoid the operation of rule, wiring and dipping lacquer, effectively improve production efficiency; Further, the degree of depth due to the second slot for winding 2 is greater than the degree of depth of the first slot for winding 1, and winding is wrapped in the first slot for winding yoke portion for the first time, second-phase slot for winding can not be blocked, the umber of turn that second-phase slot for winding is wound around is unrestricted, can be wound around more umber of turn, improve electric efficiency.Because the groove bottom of the second slot for winding 2 to be greater than the distance of groove bottom to the central point of stator punching of the first slot for winding 1 to the distance of the central point of stator punching, in order to ensure the balance of the yoke portion electromagnetism density of stator punching, need to make the yoke portion width of the first slot for winding 1 and the second slot for winding 2 consistent.Therefore, in the present embodiment, also comprise the sunk structure 3 being arranged at stator punching outer wall, sunk structure 3 is corresponding with the first slot for winding 1 to be arranged.By above-mentioned setting, make stator punching form the structure being similar to gear, the groove bottom shortening the first slot for winding 1 arrives the distance of the outer wall of stator punching.Wherein, the degree of depth of sunk structure 3 does not do concrete restriction, only needs to guarantee the yoke portion width of the first slot for winding 1 and the second slot for winding 2 unanimously.
Also sunk structure 3 can not be set, make the outward flange of stator punching for circular.
For the ease of arranging, often organize that the first slot for winding 1 in the second slot for winding group is corresponding with same sunk structure 3 to be arranged.As shown in Figure 2, often organize the second slot for winding group to comprise two the second slot for windings, 2, sunk structure 3 and align with these two the second slot for windings 2.The quantity of the sunk structure 3 on stator punching is the half of the quantity of the second slot for winding 2.
In the present embodiment, the internal tooth width between adjacent two the second slot for windings 2 equals the internal tooth width between adjacent two the first slot for windings 1.By above-mentioned setting, facilitate the processing of internal tooth, and, ensure that teeth portion balanced flux density.
But the teeth portion magnetic between two-phase is close higher.Therefore, close in order to balance teeth portion magnetic, the internal tooth width between the second adjacent slot for winding 2 and the first slot for winding 1 is greater than the internal tooth width between adjacent two the first slot for windings 1.
As shown in Figure 2, the internal tooth width between adjacent two the second slot for windings 2 and the internal tooth width between adjacent two the first slot for windings 1 are t2, and the internal tooth width between the second adjacent slot for winding 2 and the first slot for winding 1 is t1, t1 > t2.
Certainly, the width of the internal tooth in stator punching also can be made all equal, make this stator punching be equal tooth, i.e. t1=t2.This kind of stator punching is applicable to lower-powered motor.
Arrange for the ease of winding wire, the second slot for winding 2 is peariform slot or flat-bottom slot; First slot for winding 1 is flat-bottom slot.Because the winding wire on the first slot for winding 1 is wound around the yoke portion of stator punching, therefore, winding wire is directly wrapped in the groove bottom of the first slot for winding 1, and therefore, the first slot for winding 1 is wound around for flat-bottom slot is more conducive to winding wire.And the winding wire on the second slot for winding 2 is wound around between the inside groove of stator punching, therefore, winding wire does not directly contact with the groove bottom of the second slot for winding 2, for the ease of arranging, second slot for winding 2 is peariform slot or flat-bottom slot, and particular type is determined according to specific needs.
As shown in Figure 4 and Figure 5, stator punching is made up of two and half stator punching parts; The linear edge of half stator punching part is between adjacent two the second slot for windings 2.That is, stator punching is divided into two and half stator punching parts by the line through its central point, and this line through stator punching central point overlaps with the linear edge of half stator punching part.When forming stator core, be also be formed by stacking single for half stator punching part, make stator core be two and half core portion, the inwall of stator core is exposed, so that winding wire is wound in half core portion respectively, then connects into overall stator core.Because the edge of half stator punching part is between adjacent two the second slot for windings 2, therefore, do not affect the winding of the first winding wire 5 and the second winding wire 6.
As shown in Figure 4, the outer wall of half core portion does not arrange link near the position of linear edge, and two and half core portion are by being welded to connect.
As shown in Figure 5, the outer wall of half core portion is provided with connector near the position of linear edge, and two and half core portion are connected by modes such as splicing or buckle connections.
By stator punching being set to the structure be made up of two and half stator punching parts, further facilitate winding wire winding.
Because the vacant internal tooth 4 between adjacent two the second slot for windings 2 does not need to be wound around winding wire, therefore, be wound around to further facilitate winding wire, the vacant internal tooth 4 between adjacent two the second slot for windings 2 is dismountable to be connected on the body of stator punching.That is, in winding process, the internal tooth between adjacent two the second slot for windings 2 is disassembled, adds the spacing of internal tooth, and then facilitate winding wire winding.
As shown in Figure 3, in the present embodiment, stator punching is overall structure, and vacant internal tooth 4 is dismountable to be connected on the body of stator punching.
As shown in Figure 6, stator punching is made up of two and half stator punching parts, and vacant internal tooth 4 is dismountable to be connected on the body of stator punching; Further, the outer wall of half core portion does not arrange link near the position of linear edge, and two and half core portion are by being welded to connect.
As shown in Figure 7, stator punching is made up of two and half stator punching parts, and vacant internal tooth 4 is dismountable to be connected on the body of stator punching; Further, the outer wall of half core portion is provided with connector near the position of linear edge, and two and half core portion are connected by modes such as splicing or buckle connections.
In above-described embodiment, stator punching is applicable to 24 groove 6 pole stator cores, and wherein, the quantity of the second slot for winding 2 in the second slot for winding group is two, and the quantity of the first slot for winding 1 in the first slot for winding group is also two.
As shown in Figure 9, the stator punching in this embodiment is applicable to 24 groove 4 pole stator cores, and the quantity of the second slot for winding 2 in the second slot for winding group is two, and the quantity of the first slot for winding 1 in the first slot for winding group is four.As shown in Figure 10, the stator punching in this embodiment is applicable to the stator core of 36 groove 4 poles, and the quantity of the second slot for winding 2 in the second slot for winding group is five, and the quantity of the first slot for winding 1 in the first slot for winding group is four.Also be applicable to the stator core of other types, tiredly no longer one by one state and all within protection range at this.
The utility model embodiment still provides a kind of stator core, comprises stator punching, and stator punching is as any one stator punching above-mentioned.Because said stator punching has above-mentioned technique effect, the stator core with said stator punching also should have same technique effect, introduces no longer in detail at this.
As shown in Figure 8 and Figure 11, the utility model embodiment still provides a kind of motor, comprises stator core and winding wire, and stator core is stator core as above; Winding wire comprises the second winding wire 6 of being fixed in the second slot for winding 2 of stator core and to be fixed in the first slot for winding 1 of stator core and to be wound in first winding wire 5 in stator core yoke portion.In the present embodiment, the second winding wire 6 is positioned at two the second slot for windings 2 of the first slot for winding group end, whole first slot for windings 1 making the second winding wire 6 cross over this first slot for winding group to comprise.Because said stator iron core has above-mentioned technique effect, the motor with said stator iron core also should have same technique effect, introduces no longer in detail at this.
Further, above-mentioned motor is preferably plastic packaging motor, and therefore, its stator A is plastic packaging stator, and stator A, without the need to using through dipping lacquer, further simplify production technology.
Above stator punching provided by the utility model is described in detail.Apply specific case herein to set forth principle of the present utility model and execution mode, the explanation of above embodiment just understands method of the present utility model and core concept thereof for helping.Should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model principle, can also carry out some improvement and modification to the utility model, these improve and modify and also fall in the protection range of the utility model claim.
Claims (10)
1. a stator punching, is characterized in that, comprising: for be wound around described stator punching inside groove between second slot for winding (2) of winding wire and first slot for winding (1) of the winding wire for the yoke portion that is wound around described stator punching;
The degree of depth of described second slot for winding (2) is greater than the degree of depth of described first slot for winding (1);
At least two described second slot for windings (2) are one group, and described at least one, the first slot for winding (1) is one group, and the second slot for winding group and the first slot for winding group interval are arranged.
2. stator punching according to claim 1, is characterized in that, also comprises the sunk structure (3) being arranged at described stator punching outer wall, and described sunk structure (3) is corresponding with described first slot for winding (1) to be arranged.
3. stator punching according to claim 2, is characterized in that, often organizes that described first slot for winding (1) in described first slot for winding group is corresponding with same described sunk structure (3) to be arranged.
4. stator punching according to claim 1, is characterized in that, the internal tooth width between adjacent two described second slot for windings (2) equals the internal tooth width between adjacent two described first slot for windings (1).
5. stator punching according to claim 4, it is characterized in that, the internal tooth width between adjacent described second slot for winding (2) and described first slot for winding (1) is greater than the internal tooth width between adjacent two described first slot for windings (1).
6. stator punching according to claim 1, is characterized in that, described second slot for winding (2) is peariform slot or flat-bottom slot;
Described first slot for winding (1) is flat-bottom slot.
7. stator punching according to claim 1, is characterized in that, described stator punching is made up of two and half stator punching parts;
The linear edge of described half stator punching part is positioned between adjacent two described second slot for windings (2).
8. stator punching according to claim 1, is characterized in that, on the dismountable body being connected to described stator punching of vacant internal tooth (4) between adjacent two described second slot for windings (2).
9. a stator core, comprises stator punching, it is characterized in that, described stator punching is the stator punching as described in any one of claim 1-8.
10. a motor, comprises stator core and winding wire, it is characterized in that, described stator core is stator core as claimed in claim 9;
Described winding wire to comprise in the second winding wire (6) be fixed in second slot for winding (2) of described stator core and the first slot for winding (1) being fixed on described stator core and is wound in first winding wire (5) in described stator core yoke portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520759714.0U CN205017123U (en) | 2015-09-25 | 2015-09-25 | Motor, stator core and stator is towards piece thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520759714.0U CN205017123U (en) | 2015-09-25 | 2015-09-25 | Motor, stator core and stator is towards piece thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205017123U true CN205017123U (en) | 2016-02-03 |
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ID=55215706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520759714.0U Active CN205017123U (en) | 2015-09-25 | 2015-09-25 | Motor, stator core and stator is towards piece thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205017123U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105099017A (en) * | 2015-09-25 | 2015-11-25 | 珠海凯邦电机制造有限公司 | Motor, stator core and stator blade thereof |
| CN109599964A (en) * | 2017-10-02 | 2019-04-09 | 通用电气航空系统有限责任公司 | The method of the stator module of stator module, stator core and formation motor |
-
2015
- 2015-09-25 CN CN201520759714.0U patent/CN205017123U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105099017A (en) * | 2015-09-25 | 2015-11-25 | 珠海凯邦电机制造有限公司 | Motor, stator core and stator blade thereof |
| CN105099017B (en) * | 2015-09-25 | 2018-09-07 | 珠海凯邦电机制造有限公司 | Motor, stator core and its stator punching |
| CN109599964A (en) * | 2017-10-02 | 2019-04-09 | 通用电气航空系统有限责任公司 | The method of the stator module of stator module, stator core and formation motor |
| US10833543B2 (en) | 2017-10-02 | 2020-11-10 | Ge Aviation Systems Llc | Stator assembly |
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