CN205544644U - Stator is towards piece and have its stator module and compressor - Google Patents
Stator is towards piece and have its stator module and compressor Download PDFInfo
- Publication number
- CN205544644U CN205544644U CN201620056031.3U CN201620056031U CN205544644U CN 205544644 U CN205544644 U CN 205544644U CN 201620056031 U CN201620056031 U CN 201620056031U CN 205544644 U CN205544644 U CN 205544644U
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- stator
- punching
- line
- embedding groove
- line embedding
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Abstract
The utility model provides a stator is towards piece and have its stator module and compressor. The stator includes towards the piece: towards the piece body, the rotor hole has been seted up towards the piece body on, a plurality of rule grooves are seted up in being linked together on the piece body and with the rotor hole along the circumference direction in rotor hole, and a plurality of rule grooves include first rule groove and the second rule groove of adjacent setting, and wherein, first rule groove is less than the rule groove depth degree of the radial direction in second rule groove edge rotor hole along the rule groove depth degree of the radial direction in rotor hole, the stator mounting hole is seted up in on the piece body, and the interval of the tank bottom wall in the first rule groove of width between centers of stator mounting hole is greater than the interval of the tank bottom wall in the width between centers second rule groove of stator mounting hole. The width increase of yoke portion, the width increase of yoke portion, corresponding yoke portion iron loss reduces, and the performance of equipment can get a promotion.
Description
Technical field
This utility model relates to art of refrigeration units, in particular to a kind of stator punching and stator module and the pressure with it
Contracting machine.
Background technology
As shown in Figure 1 to Figure 3, current refrigerator motor stator is made up of iron core and the coil being embedded in iron core embedding groove 20 ', ferrum
Core is overrided to form by stamping forming stator punching 10 ', offers rotor hole 11 ' in the middle part of iron core, and the circumference at rotor hole 11 ' is offered
Have axially through line embedding groove, the inner side of line embedding groove offers notch, for the embedding of coil.Iron core line embedding groove includes major-minor
Coil line embedding groove, main coil line embedding groove and secondary coil line embedding groove.Stator line embedding groove 20 ' is respectively by vat 23 ', middle groove 22 ', sulculus
21 ' type compositions.Four angular ranges at stator punching 10 ' have location and installation hole 30 ', for the installation of stator Yu the pump housing.According to
Winding is distributed, existing motor stator principal phase A ' coil turn more than parafacies B ' coil turn, therefore principal phase A after stator shaping '
Place's line bag size is more than parafacies B ' place line bag size.Yoke portion, yoke portion width H1 is formed between line embedding groove 20 ' and location and installation hole 30 '
Less with H2, have iron loss at yoke portion, reduce motor performance.And such structure makes motor installing hole distance determine, electricity
Machine overall dimensions can not reduce, and pump housing frame size can not reduce, and the height of pump housing frame also have to be larger than certain value.
Utility model content
Main purpose of the present utility model is to provide a kind of yoke portion iron loss that can reduce with the stator punching of lifting means performance and tool
There are its stator module and compressor.
To achieve these goals, according to an aspect of the present utility model, it is provided that a kind of stator punching, including: punching is originally
Body, punching body offers rotor hole；Multiple line embedding grooves, the circumferential direction along rotor hole be opened on punching body and with turn
Sub-aperture is connected, and multiple line embedding grooves include the first line embedding groove and the second line embedding groove being disposed adjacent, and wherein, the first line embedding groove is along turning
The line embedding groove degree of depth of the radial direction of sub-aperture is less than second line embedding groove line embedding groove degree of depth along the radial direction of rotor hole；Stator is installed
Hole, is opened on punching body, and the spacing of the groove bottom wall of centre distance first line embedding groove of stator installing hole is more than stator installing hole
The spacing of groove bottom wall of centre distance the second line embedding groove.
Further, multiple line embedding grooves also include: the 3rd line embedding groove, along the line embedding groove degree of depth of radial direction of rotor hole more than the
Two line embedding grooves are more than stator along the radial direction of rotor hole, the spacing of the groove bottom wall of centre distance first line embedding groove of stator installing hole
The groove bottom wall spacing of centre distance the 3rd line embedding groove of installing hole.
Further, punching body is tetragon, and punching body is arranged with diagonal for axial symmetry, and stator installing hole is four,
At four angles of the punching body being opened in tetragon respectively.
Further, punching body is square.
Further, punching body is tetragon, and punching body is arranged with diagonal for axial symmetry, and stator installing hole is four,
Two stator installing holes in four stator installing holes are respectively arranged at two diagonal angles of punching body, four stator installing holes
The line in the center of circle assumes diamond in shape, and wherein, diagonal is by being arranged at the center of two stator installing holes at two diagonal angles.
Further, the acute angle of four stator installing holes arranged that assumes diamond in shape is α, 80 ° of ＜ α ＜ 90 °.
Further, multiple line embedding grooves are symmetrical arranged with the diagonal of the punching body of tetragon for axis of symmetry.
According to another aspect of the present utility model, additionally providing a kind of stator module, including stator punching, stator punching is upper
The stator punching stated.
Further, stator module includes: stator, and including stator core, stator core is formed by multiple stator punchings laminated,
Multiple line embedding grooves are arranged with coil and form stator line bag；Frame, has frame mounting post, frame by frame mounting post and
Stator installing hole is connected with stator；Wherein, the distance between upper surface and the lower surface of frame of stator line bag is more than 3mm.
Further, the distance between frame mounting post and stator line bag is more than 3mm.
Further, stator module includes: stator, and including stator core, stator core is formed by multiple stator punchings laminated,
Multiple line embedding grooves are arranged with coil and form stator line bag；Frame, has frame mounting post, frame by frame mounting post and
Stator installing hole is connected with stator, and stator line bag abuts with frame, and frame mounting post abuts with stator line bag；Insulating part, if
It is placed on the inner surface of the frame mounting post that frame mounting post abuts with stator line bag and stator core and determining that stator line bag contacts
The upper surface of sub-iron core.
Further, insulating part is mylar insulating paper, and the thickness of mylar insulating paper is more than or equal to 0.2mm and is less than
In 0.5mm.
According to another further aspect of the present utility model, additionally providing a kind of compressor, including stator module, stator module is above-mentioned
Stator module.
Application the technical solution of the utility model, punching body is offered multiple line embedding groove, and line embedding groove includes the first line embedding groove and the
Two line embedding grooves, the first line embedding groove is less than second line embedding groove radial direction side along rotor hole along the line embedding groove degree of depth of the radial direction of rotor hole
To the line embedding groove degree of depth.Stator installing hole is opened on punching body, the bottom land of centre distance first line embedding groove of stator installing hole
The spacing of wall is more than the spacing of the groove bottom wall of centre distance second line embedding groove of stator installing hole.The edge of stator installing hole and rule
The groove bottom wall of groove has spacing distance and is yoke portion width, the centre distance of the stator installing hole of stator punching of the present utility model
The spacing of the groove bottom wall of one line embedding groove is more than the spacing of the groove bottom wall of centre distance second line embedding groove of stator installing hole, therefore yoke portion
Width increases, and yoke portion width increases, and corresponding yoke portion iron loss reduces, and the performance of equipment can get a promotion.
Accompanying drawing explanation
The Figure of description of the part constituting the application is used for providing being further appreciated by of the present utility model, of the present utility model
Schematic description and description is used for explaining this utility model, is not intended that improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 shows the structural representation of the stator punching according to prior art；
Fig. 2 shows the stator winding scattergram according to prior art；
Fig. 3 shows the stator line wrap molding figure according to prior art；
Fig. 4 shows the structural representation of a kind of embodiment according to stator punching of the present utility model；
Fig. 5 shows the structural representation of the another kind of embodiment according to stator punching of the present utility model；
Fig. 6 shows the stator winding scattergram of Fig. 4；
Fig. 7 shows the stator line wrap molding figure of Fig. 4；
Fig. 8 shows according to stator scheme of installation of the present utility model；
Fig. 9 shows and assembles schematic diagram according to frame of the present utility model with insulating paper；
Figure 10 shows the first visual angle schematic diagram according to insulating paper of the present utility model；And
Figure 11 shows the second visual angle schematic diagram according to insulating paper of the present utility model.
Wherein, above-mentioned accompanying drawing includes the following drawings labelling:
10, punching body；11, rotor hole；20, line embedding groove；21, the first line embedding groove；22, the second line embedding groove；23, the 3rd
Line embedding groove；30, stator installing hole；40, stator；41, stator core；42, stator line bag；50, frame；51, frame
Mounting post；60, insulating part.
Detailed description of the invention
It should be noted that in the case of not conflicting, the embodiment in the application and the feature in embodiment can be mutually combined.
Describe this utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
As shown in Figure 4, this utility model provides a kind of stator punching.
Specifically, stator punching includes punching body 10, multiple line embedding groove 20 and stator installing hole 30.Open on punching body 10
Being provided with rotor hole 11, rotor hole 11 is used for arranging rotor.Multiple line embedding grooves 20 are opened in punching along the circumferential direction of rotor hole 11
On body 10, line embedding groove 20 has peristome, and peristome is connected with rotor hole 11, and multiple line embedding grooves 20 can be spaced setting.
Multiple line embedding grooves 20 include the first line embedding groove 21 and the second line embedding groove 22 being disposed adjacent, and wherein, the first line embedding groove 21 is along rotor
The line embedding groove degree of depth of the radial direction in hole 11 is less than the second line embedding groove 22 line embedding groove degree of depth along the radial direction of rotor hole 11.Fixed
Sub-installing hole 30 is opened on punching body 10, between the groove bottom wall of centre distance first line embedding groove 21 of stator installing hole 30
Away from for H2, the spacing of the groove bottom wall of centre distance second line embedding groove 22 of stator installing hole 30 is H1, and wherein, H2 is more than H1.
The groove bottom wall of the edge of stator installing hole 30 and line embedding groove 20 has spacing distance and is yoke portion width.In this utility model
The spacing of groove bottom wall of centre distance the first line embedding groove 21 of stator installing hole 30 of stator punching more than stator installing hole 30
The spacing of the groove bottom wall of centre distance the second line embedding groove 22, therefore yoke portion width increases, the close decline of magnetic, has utilization to reduce yoke portion ferrum
Damage, lifting means performance.
As shown in Figure 4, multiple line embedding grooves 20 also include the 3rd line embedding groove 23, and the 3rd line embedding groove 23 is along the radial direction side of rotor hole 11
To the line embedding groove degree of depth more than the second line embedding groove 22 along the radial direction of rotor hole 11, the centre distance first of stator installing hole 30
The spacing of the groove bottom wall of line embedding groove 21 is more than the groove bottom wall spacing of centre distance the 3rd line embedding groove 23 of stator installing hole 30.Thus
Understand, as shown in Figure 4, the spacing of the groove bottom wall of centre distance first line embedding groove 21 of stator installing hole 30 yoke portion the most herein
Width is maximum, the close decline of magnetic, has utilization to reduce yoke portion iron loss, lifting means performance.
Such as Fig. 4, punching body 10 is tetragon, it is preferable that punching body 10 is arranged with diagonal for axial symmetry, and stator is installed
Hole 30 is four, at four angles of the punching body 10 being opened in tetragon respectively.Further, punching body 10 is square
Shape.Simple in construction, it is easily achieved, is also easy on punching body 10 arrange concrete structure.
As it is shown in figure 5, in another embodiment, punching body 10 is tetragon, and punching body 10 is with diagonal for axle pair
Claim to arrange.Stator installing hole 30 is four, and the stator installing hole 30 that two in four stator installing holes 30 are oppositely arranged is respectively
Being arranged at two diagonal angles of punching body 10, the stator installing hole 30 that two other is oppositely arranged is all to the center of rotor hole 11
Direction is drawn close, so that the line in the center of circle of four stator installing holes 30 assumes diamond in shape.
Wherein, as shown in Figure 4 and Figure 5, diagonal is by being arranged at the center of two stator installing holes 30 at two diagonal angles.
Multiple line embedding grooves 20 are symmetrical arranged with the diagonal of the punching body 10 of tetragon for axis of symmetry, and the most multiple line embedding grooves 20 are with just
The diagonal of square punching body 10 is that axis of symmetry is symmetrical arranged, and the most multiple line embedding grooves 20 are with the punching body 10 of rhombus
Diagonal is that axis of symmetry is symmetrical arranged.
On the premise of safe distance after ensureing assembling, the line in the center of circle of four stator installing holes 30 assumes diamond in shape, such as Fig. 5 institute
Showing, stator punching profile can reduce, and then ground, and follow-up and the pump housing frame of the stator punching assembling laminated distance also can reduce,
Decrease pump housing frame materials, also make compressor miniaturization.
Further, the acute angle of four the stator installing holes 30 arranged that assume diamond in shape in the above-described embodiments is α, 80 ° of ＜ α ＜
90°.So design the value range of acute angle so that stator laminating structure is stablized firm, safe and reliable, it is not easy to deformation.
In the present embodiment, as shown in Figure 6, the rule grooved of the stator punching of prior art is rotated 45 °, makes principal phase A winding
Being symmetrically distributed in the line at the center of the stator installing hole 30 that two diagonal angles are arranged, the i.e. first line embedding groove 21 is against stator installing hole
30.The line of four stator installing holes 30 assumes diamond in shape, as it is shown in figure 5, on the premise of ensureing safe distance, stator installing hole
The scope of line rhombus sharp angle α: 80 ° of ＜ α ＜ 90 °.
In the present embodiment, in the case of stator installing hole 30 is constant, as shown in Figure 4, the stator punching yoke portion facewidth strengthens, its
In the case of his condition is constant, motor performance has certain lifting.As it is shown in fig. 7, after stator winding line wrap molding, line bag relative to
Electrical safety distance H of stator installing hole also strengthens.
This utility model additionally provides a kind of stator module, and stator module includes stator punching, and stator punching is in above-described embodiment
Stator punching.
As shown in Figure 8, stator module includes stator 40 and frame 50.Specifically, stator 40 includes stator core 41, stator
Iron core 41 is formed by multiple stator punchings laminated, and is arranged with coil and forms stator line bag 42 in multiple line embedding grooves 20.Frame
50 have frame mounting post 51, and frame 50 is connected with stator 40 with stator installing hole 30 by frame mounting post 51.
Safe distance in above-described embodiment is the distance between upper surface and the lower surface of frame 50 of stator line bag 42, this peace
Full distance also refers to the distance between frame mounting post 51 and stator line bag 42.In the present embodiment, the upper surface of stator line bag 42
And the distance between the lower surface of frame 50 is more than 3mm, the distance between frame mounting post 51 and stator line bag 42 is more than 3mm.
In the present embodiment, if such as Fig. 4 with as it is shown in fig. 7, stator installing hole 30 invariant position, the distance of H can significantly increase.
H is the distance between the center of stator installing hole 30 and stator line bag 42.If the distance of this H being reduced, frame mounting post 51
And the distance between stator line bag 42 also can reduce.Stator punching and frame size all can reduce, and reduce materials'use amount.
If Fig. 9 is to as indicated at 11, stator module includes stator 40, frame 50 and insulating part 60.Wherein, stator 40 includes determining
Sub-iron core 41, stator core 41 is formed by multiple stator punchings laminated, and is arranged with coil and formation is fixed in multiple line embedding grooves 20
Sub-line bag 42.Frame 50 has frame mounting post 51, and frame 50 is by frame mounting post 51 and stator installing hole 30 and stator
40 are connected, and stator line bag 42 abuts with frame 50, and frame mounting post 51 abuts with stator line bag 42.Insulating part 60, if
It is placed on the inner surface of the frame mounting post 51 that frame mounting post 51 abuts with stator line bag 42 and stator core 41 and stator line
The upper surface of the stator core 41 that bag 42 contacts.
Preferably, insulating part 60 is mylar insulating paper, and the thickness of mylar insulating paper is more than or equal to 0.2mm and is less than
In 0.5mm.Use insulating paper such as mylar insulating paper, can reach the effect of reinforced insulation, can make simultaneously safety away from
From for zero, i.e. the distance between upper surface and the lower surface of frame 50 of stator line bag 42 is zero, frame mounting post 51 and stator
Distance between line bag 42 is zero.So stator punching size can be greatly reduced, the pump housing frame dimensions of assembling and the most all may be used
To reduce.It is to say, add insulating paper in the middle of frame 50 with stator line bag 42, the height of frame mounting post 51 can reduce,
The insulation distance of the head of screw simultaneously assembled and stator line bag 42 is also not required to ensure, frame mounting post 51 and stator line bag 42 it
Between distance also can reduce.
This utility model additionally provides a kind of compressor, and this compressor includes stator module, and stator module is above-mentioned stator module.
The spacing of the groove bottom wall of centre distance first line embedding groove 21 of the stator installing hole 30 of stator punching is more than in stator installing hole 30
The spacing of the groove bottom wall of heart distance the second line embedding groove 22, therefore yoke portion width increases, the close decline of magnetic, has utilization to reduce yoke portion iron loss,
Lifting motor performance, and then improve compressor performance.The technical solution of the utility model can make motor and compressor accomplish miniaturization,
Can ensure that compressor efficiency does not reduces, even efficiency can promote simultaneously.
As can be seen from the above description, this utility model the above embodiments achieve following technique effect:
The edge of stator installing hole and the groove bottom wall of line embedding groove have spacing distance and are yoke portion width, and stator of the present utility model rushes
The spacing of the groove bottom wall of centre distance first line embedding groove of the stator installing hole of sheet is more than centre distance second rule of stator installing hole
The spacing of the groove bottom wall of groove, therefore yoke portion width increases, the close decline of magnetic, has utilization to reduce yoke portion iron loss, lifting means performance.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for this area
For technical staff, this utility model can have various modifications and variations.All within spirit of the present utility model and principle, institute
Any modification, equivalent substitution and improvement etc. made, within should be included in protection domain of the present utility model.
Claims (13)
1. a stator punching, it is characterised in that including:
Punching body (10), described punching body (10) offers rotor hole (11)；
Multiple line embedding grooves (20), the circumferential direction along described rotor hole (11) is opened on described punching body (10) also
Being connected with described rotor hole (11), the plurality of line embedding groove (20) includes the first line embedding groove (21) being disposed adjacent
With the second line embedding groove (22), wherein, described first line embedding groove (21) is along radial direction embedding of described rotor hole (11)
The wire casing degree of depth is less than described second line embedding groove (22) the line embedding groove degree of depth along the radial direction of described rotor hole (11)；
Stator installing hole (30), is opened on described punching body (10), the centre-to-centre spacing of described stator installing hole (30)
From the spacing of groove bottom wall of described first line embedding groove (21) more than described in the centre distance of described stator installing hole (30) the
The spacing of the groove bottom wall of two line embedding grooves (22).
Stator punching the most according to claim 1, it is characterised in that the plurality of line embedding groove (20) also includes:
3rd line embedding groove (23), the line embedding groove degree of depth along the radial direction of described rotor hole (11) is more than described second rule
Groove (22) is along the radial direction of described rotor hole (11), described in the centre distance of described stator installing hole (30) first
The spacing of the groove bottom wall of line embedding groove (21) is more than the 3rd line embedding groove (23) described in the centre distance of described stator installing hole (30)
Groove bottom wall spacing.
Stator punching the most according to claim 1, it is characterised in that described punching body (10) is tetragon, described punching
Sheet body (10) is arranged with diagonal for axial symmetry, and described stator installing hole (30) is four, is opened in described respectively
At four angles of the described punching body (10) of tetragon.
Stator punching the most according to claim 3, it is characterised in that described punching body (10) is square.
Stator punching the most according to claim 1, it is characterised in that described punching body (10) is tetragon, described punching
Sheet body (10) is arranged with diagonal for axial symmetry, and described stator installing hole (30) is four, four described stator peaces
Two described stator installing holes (30) in dress hole (30) are respectively arranged at two diagonal angles of described punching body (10)
Place, the line in the center of circle of described four stator installing holes (30) assumes diamond in shape, and wherein, described diagonal is by being arranged at
State the center of the described stator installing hole of two at two diagonal angles (30).
Stator punching the most according to claim 5, it is characterised in that assume diamond in shape described four the stator installing holes (30) arranged
Acute angle be α, 80 ° of ＜ α ＜ 90 °.
Stator punching the most according to claim 3, it is characterised in that the plurality of line embedding groove (20) is with described tetragon
The diagonal of described punching body (10) is that axis of symmetry is symmetrical arranged.
8. a stator module, it is characterised in that include that stator punching, described stator punching are to appoint in described claim 1 to 7
One described stator punching.
Stator module the most according to claim 8, it is characterised in that described stator module includes:
Stator (40), including stator core (41), described stator core (41) is by multiple described stator punchings laminated
Formed, the plurality of line embedding groove (20) is arranged with coil and forms stator line bag (42)；
Frame (50), has frame mounting post (51), described frame (50) by described frame mounting post (51) and
Described stator installing hole (30) is connected with described stator (40)；
Wherein, the distance between upper surface and the lower surface of described frame (50) of described stator line bag (42) is more than 3mm.
Stator module the most according to claim 9, it is characterised in that described frame mounting post (51) and described stator line bag
(42) distance between is more than 3mm.
11. stator modules according to claim 8, it is characterised in that described stator module includes:
Stator (40), including stator core (41), described stator core (41) is by multiple described stator punchings laminated
Formed, the plurality of line embedding groove (20) is arranged with coil and forms stator line bag (42)；
Frame (50), has frame mounting post (51), described frame (50) by described frame mounting post (51) and
Described stator installing hole (30) is connected with described stator (40), described stator line bag (42) and described frame (50)
Abutting, described frame mounting post (51) abuts with described stator line bag (42)；
Insulating part (60), is arranged at the described frame that described frame mounting post (51) abuts with described stator line bag (42)
On the inner surface of mounting post (51) and described stator core (41) described fixed with what described stator line bag (42) contacted
The upper surface of sub-iron core (41).
12. stator modules according to claim 11, it is characterised in that described insulating part (60) is mylar insulating paper,
The thickness of described mylar insulating paper is more than or equal to 0.2mm and less than or equal to 0.5mm.
13. 1 kinds of compressors, it is characterised in that include that stator module, described stator module are institute any one of claim 8 to 12
The stator module stated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620056031.3U CN205544644U (en) | 2016-01-20 | 2016-01-20 | Stator is towards piece and have its stator module and compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620056031.3U CN205544644U (en) | 2016-01-20 | 2016-01-20 | Stator is towards piece and have its stator module and compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205544644U true CN205544644U (en) | 2016-08-31 |
Family
ID=56766765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620056031.3U Active CN205544644U (en) | 2016-01-20 | 2016-01-20 | Stator is towards piece and have its stator module and compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205544644U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105553134A (en) * | 2016-01-20 | 2016-05-04 | 珠海格力节能环保制冷技术研究中心有限公司 | Stator punching plate as well as stator module and compressor provided with same |
-
2016
- 2016-01-20 CN CN201620056031.3U patent/CN205544644U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105553134A (en) * | 2016-01-20 | 2016-05-04 | 珠海格力节能环保制冷技术研究中心有限公司 | Stator punching plate as well as stator module and compressor provided with same |
| CN105553134B (en) * | 2016-01-20 | 2018-12-07 | 珠海格力电器股份有限公司 | Stator punching sheet, stator assembly with same and compressor |
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