CN107124050A - Stator punching, motor and compressor - Google Patents
Stator punching, motor and compressor Download PDFInfo
- Publication number
- CN107124050A CN107124050A CN201710505964.5A CN201710505964A CN107124050A CN 107124050 A CN107124050 A CN 107124050A CN 201710505964 A CN201710505964 A CN 201710505964A CN 107124050 A CN107124050 A CN 107124050A
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- Prior art keywords
- magnet yoke
- rivet portion
- yoke ring
- center
- symmetry axis
- Prior art date
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- 238000004080 punching Methods 0.000 title claims abstract description 101
- 238000004804 winding Methods 0.000 claims abstract description 5
- 210000000515 tooth Anatomy 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 claims description 3
- 230000008901 benefit Effects 0.000 description 6
- 238000009826 distribution Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/14—Stator cores with salient poles
- H02K1/146—Stator cores with salient poles consisting of a generally annular yoke with salient poles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B35/00—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for
- F04B35/04—Piston pumps specially adapted for elastic fluids and characterised by the driving means to their working members, or by combination with, or adaptation to, specific driving engines or motors, not otherwise provided for the means being electric
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
- H02K2213/03—Machines characterised by numerical values, ranges, mathematical expressions or similar information
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
The invention discloses a kind of stator punching, motor and compressor.The stator punching includes magnet yoke ring and is connected to multiple stator tooths of the magnet yoke ring inner circumferential, winding slot is limited between per the two neighboring stator tooth, the magnet yoke ring meets following relation provided with the minimum range D2 between the minimum range D1 and the outline in the rivet portion and the inwall of the magnet yoke ring between rivet portion, and the outline in the rivet portion and the outer wall of the magnet yoke ring：D1 >=2mm and D2 >=2mm.Stator punching according to embodiments of the present invention, rivet portion position is reasonable, it is possible thereby to avoid stator punching from deforming, while influence of the rivet portion to stator magnetic circuit can be reduced.
Description
Technical field
The present invention relates to technical field of motors, more particularly, to a kind of stator punching, the motor with the stator punching and
Compressor with the motor.
Background technology
Stator core is formed by multiple stator punchings are stacked, and general fastened by rivet connects between two neighboring stator punching
Connect, so as to be brought into close contact and compress between ensureing multiple stator punchings.However, the selection of rivet point position is unreasonable, it can not only make
Deformed into stator punching, cause stator gap bad, and can also influence stator magnetic circuit, cause iron loss to increase.Thus, riveting
The selection of button point position is most important.
The content of the invention
It is contemplated that at least solving one of technical problem in correlation technique to a certain extent.Therefore, the present invention is carried
Go out a kind of stator punching, rivet portion position is reasonable, it is possible thereby to avoid stator punching from deforming, while riveting can be reduced
Influence of the buckle to stator magnetic circuit.
The present invention also proposes a kind of motor with said stator punching.
The present invention proposes a kind of compressor with above-mentioned motor again.
The stator punching of embodiment according to a first aspect of the present invention, the stator punching includes magnet yoke ring and is connected to described
Winding slot is limited between multiple stator tooths of magnet yoke ring inner circumferential, every two neighboring stator tooth, the magnet yoke ring is provided with
Minimum range D1's and the rivet portion between rivet portion, and the outline in the rivet portion and the outer wall of the magnet yoke ring
Minimum range D2 between the inwall of outline and the magnet yoke ring meets following relation：D1 >=2mm and D2 >=2mm.
Stator punching according to embodiments of the present invention, by making between the outline in rivet portion and the outer wall of magnet yoke ring most
Minimum range D2 between the inwall of the outline and magnet yoke ring in small distance D1 and rivet portion meets following relation：D1≥2mm
And D2 >=2mm, so that ensure that rivet portion position rationally, can avoid stator punching from deforming on stator punching, while
Influence of the rivet portion to stator magnetic circuit can be reduced, it is ensured that the performance of stator core.
In addition, stator punching according to embodiments of the present invention, can also have following additional technical feature：
According to one embodiment of present invention, the rivet portion includes multiple, and the multiple rivet portion is along the yoke
Ring is provided at circumferentially spaced.
According to one embodiment of present invention, the stator punching has orthogonal first symmetry axis and second symmetrical
The stator punching is divided into four shape identical unit portions by axle, first symmetry axis and second symmetry axis, often
Projection of the individual unit portion in basal plane includes outer shroud profile line segment, and the outer shroud profile line segment includes first be sequentially connected
Half of, hypotenuse and second half of, described first is half of vertical with first symmetry axis, and described second is half of and described second pair
Claim axle vertical, protuberance is provided between the hypotenuse and described second one side of something, and the stator punching is in first symmetry axis
On length L2 on second symmetry axis of length L1 and the stator punching between meet：1≤L1/L2≤1.2, it is described
Angle α between hypotenuse and described first one side of something is met：28 °≤α≤29 °, the protuberance is on second symmetry axis
Met between the length L3 of projection and the first half of length L4：1≤L4/L3≤1.2, wherein the basal plane be with it is described
In the axially vertical plane of magnet yoke ring, each unit portion it is equipped with the rivet portion and is spaced apart with the rivet portion
Mounting hole, at least a portion of the mounting hole is on the protuberance.
Alternatively, the center in the rivet portion and the center of the mounting hole the magnet yoke ring radially and circumferentially on
Stagger.
Alternatively, the minimum range D3 ＞ 8.5mm between the outline in the rivet portion and the center of the mounting hole.
Alternatively, it is equipped with the first rivet portion and the second rivet portion on the magnet yoke ring in each unit portion, and described the
One rivet portion is located between baseline and first symmetry axis, and the second rivet portion is located at the baseline and described second symmetrical
Between axle, between the line and first symmetry axis between the center in the first rivet portion and the center of the magnet yoke ring
Angle β is met：20 °≤β≤40 °, line between the center in the second rivet portion and the center of the magnet yoke ring and described
Angle γ between second symmetry axis is met：γ >=21 °, wherein the baseline is in the magnet yoke ring center and the mounting hole
Line between the heart.
Alternatively, the first rivet portion is equipped with the magnet yoke ring in each unit portion, the first rivet portion is located at base
Between line and first symmetry axis, and the line between the center in the first rivet portion and the center of the magnet yoke ring and institute
The angle β stated between the first symmetry axis is met：20 °≤β≤40 °, wherein the baseline is the magnet yoke ring center and the peace
Line between Zhuan Kong centers.
Alternatively, the magnet yoke ring in each unit portion is provided with the second rivet portion, and the second rivet portion is located at baseline
Between second symmetry axis, the line between the center in the second rivet portion and the center of the magnet yoke ring and described
Angle γ between two symmetry axis is met：γ >=21 °, wherein the baseline is the magnet yoke ring center and the mounting hole center
Between line.
Alternatively, the magnet yoke ring in one of unit portion in every two adjacent unit portions is provided with the first rivet
The magnet yoke ring in portion and another unit portion is provided with the second rivet portion, wherein the first rivet portion is located at baseline and described first
Between symmetry axis, the second rivet portion is located between the baseline and second symmetry axis, in the first rivet portion
Angle β between line and first symmetry axis between the center of the heart and the magnet yoke ring is met：20 °≤β≤40 °, institute
The angle γ stated between the line between the center in the second rivet portion and the center of the magnet yoke ring and second symmetry axis expires
Foot：γ >=21 °, wherein the baseline is the line between the magnet yoke ring center and the mounting hole center.
The motor of embodiment, including according to the stator of above-mentioned first aspect embodiment of the invention according to a second aspect of the present invention
Punching.
Motor according to embodiments of the present invention, is rushed by setting according to the stator of above-mentioned first aspect embodiment of the invention
Piece, so that motor has all advantages that said stator punching has, the thus performance of lifting motor.
The compressor implemented according to a third aspect of the present invention, including the motor of embodiment according to a second aspect of the present invention, from
And cause compressor that there are all advantages that above-mentioned motor has, thus lift the performance of compressor.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become from description of the accompanying drawings below to embodiment is combined
Substantially and be readily appreciated that, wherein：
Fig. 1 is the structural representation of stator punching according to an embodiment of the invention；
Fig. 2 is the structural representation in a unit portion of the stator punching shown in Fig. 1；
Fig. 3 is the structural representation of stator punching in accordance with another embodiment of the present invention；
Fig. 4 is the structural representation of the stator punching according to further embodiment of the present invention；
Fig. 5 is the structural representation of the stator punching according to another embodiment of the invention；
Fig. 6 is the structural representation of the stator punching according to another embodiment of the invention.
Reference：
Stator punching 100；
Magnet yoke ring 1；Rivet portion 11；First rivet portion 111；Second rivet portion 112；Mounting hole 12；Unit portion 13；The first half
Side 131；Second one side of something 132；Hypotenuse 133；Protuberance 134；
Stator tooth 2；Winding slot 21；
First symmetry axis 200；Second symmetry axis 300；Baseline 400.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " be based on orientation shown in the drawings or
Position relationship, is for only for ease of the description present invention and simplifies description, rather than indicate or imply that the device or element of meaning must
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.In the present invention
Description in, " multiple " are meant that two or more, unless otherwise specifically defined.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, can be with
The concrete meaning of above-mentioned term in the present invention is understood as the case may be.
The stator punching 100 of embodiment according to a first aspect of the present invention is described below with reference to Fig. 1-Fig. 6.
As shown in figs 1 to 6, stator punching 100 according to embodiments of the present invention includes magnet yoke ring 1 and is connected to magnet yoke ring 1
Winding slot 21 is limited between multiple stator tooths 2 of inner circumferential, every two neighboring stator tooth 2, magnet yoke ring 1 is provided with rivet portion 11.
Rivet portion 11 is used to realize the connection between adjacent two stator punching 100 stacked on top of each other, i.e., stacked on top of each other
Adjacent two stator punching 100 two rivet portions 11 between cooperate with realize two neighboring stator punching 100 it
Between connection.The structure and shape in rivet portion 11 can be set according to actual needs, for example, rivet portion 11 can be by fixed
The upper table punching press downwards of sub- punching 100, the groove to lower recess is formed with the upper surface in stator punching 100, while fixed
The lower surface of sub- punching 100 is formed between downwardly projecting projection, two adjacent stator punchings 100, stator above
Projection on the lower surface of punching 100 is fastened in the groove on the upper surface of underlying stator punching 100, so as to realize
Connection between two stator punchings 100.
In the prior art, position of the rivet portion on stator punching be not good enough, and rivet portion is excessively near apart from the edge of stator punching,
So as to during the punching of rivet portion, it will cause the edge of stator punching to deform, so as to not only cause stator punching
Between can not be brought into close contact and compress, and can also influence stator magnetic circuit, influence the performance of stator core.
Therefore, present inventor is improved to the position in rivet portion on stator punching then, inventor is by repeatedly
Research and experiment, find when rivet portion 11 outline and magnet yoke ring 1 outer wall between minimum range D1 and rivet portion
Minimum range D2 between 11 outline and the inwall of magnet yoke ring 1 meets relational expression：D1 >=2mm and during D2 >=2mm, can keep away
The edge for exempting from stator punching 100 deforms, and thereby may be ensured that and is brought into close contact and compresses between stator punching 100, it is ensured that fixed
The performance of sub- iron core.
Stator punching 100 according to embodiments of the present invention, by make the outline in rivet portion 11 and magnet yoke ring 1 outer wall it
Between minimum range D1 and the outline in rivet portion 11 and the inwall of magnet yoke ring 1 between minimum range D2 meet such as ShiShimonoseki
System：D1 >=2mm and D2 >=2mm, so as to ensure that the position of rivet portion 11 rationally, can avoid stator punching 100 on stator punching 100
Deform, while influence of the rivet portion 11 to stator magnetic circuit can be reduced, it is ensured that the performance of stator core.
Preferably, the minimum range D1 between the outer wall of the outline in rivet portion 11 and magnet yoke ring 1 is 2mm, it is possible thereby to
On the premise of avoiding stator punching 100 from deforming, rivet 11 influence to stator magnetic circuit performance of portion is reduced as much as possible, is made
The performance for obtaining stator core is more preferable.
In one embodiment of the invention, as shown in Fig. 1-Fig. 6, rivet portion 11 includes multiple, and multiple rivet portions
11 being provided at circumferentially spaced along magnet yoke ring 1, it is possible thereby to more closely fit and compress between ensureing stator punching 100.
In one particular embodiment of the present invention, as shown in figs 1 to 6, stator punching 100 has orthogonal the
Stator punching 100 is divided into four by one symmetry axis 200 and the second symmetry axis 300, the first symmetry axis 200 and the second symmetry axis 300
Individual shape identical unit portion 13, projection of each unit portion 13 in basal plane includes outer shroud profile line segment, outer shroud profile line segment
Including first one side of something 131, the one side of something 132 of hypotenuse 133 and second being sequentially connected, first one side of something 131 and the first symmetry axis 200 hang down
Directly, second one side of something 132 is vertical with the second symmetry axis 300, and protuberance 134 is provided between the one side of something 132 of hypotenuse 133 and second, and fixed
Between the length L2 of length L1 and stator punching 100 on the second symmetry axis 300 of the sub- punching 100 on the first symmetry axis 200
Meet：Angle α between 1≤L1/L2≤1.2, the one side of something 131 of hypotenuse 133 and first is met：28 °≤α≤29 °, protuberance 134
Met between the length L4 of the length L3 of the projection on the second symmetry axis 300 and first one side of something 131：1≤L4/L3≤1.2, its
Middle basal plane is to be equipped with rivet portion 11 and between rivet portion 11 in the axially vertical plane with magnet yoke ring 1, each unit portion 13
The mounting hole 12 separated, at least a portion of mounting hole 12 is on protuberance 134.Mounting hole 12 can be used for stator core
Install, for example, the connection that can be used between stator core and compressor housing.Preferably, rivet portion 11 is also located at protuberance
Set on 134 or adjacent to protuberance 134, it is possible thereby to which so that the position in rivet portion 11 sets more flexible.
In one embodiment of the invention, as shown in figs 1 to 6, the center in rivet portion 11 and the center of mounting hole 12 exist
Magnet yoke ring 1 radially and circumferentially on stagger.I.e. the center in rivet portion 11 and the center of mounting hole 12 in magnet yoke ring 1 radially
Stagger, and the center in rivet portion 11 and the center of mounting hole 12 are also staggered in the circumference of magnet yoke ring 1, it is possible thereby to avoid peace
Dress hole 12 and rivet portion 11 are interfered in process of production, and can avoid rivet portion 11 during punching, cause peace
The edge in dress hole 12 deforms.
Alternatively, as shown in Fig. 2 minimum range D3 ＞ between the outline in rivet portion 11 and the center of mounting hole 12
Minimum range D3 between 8.5mm, the i.e. center of the outline in rivet portion 11 and mounting hole 12 is more than 8.5mm, and such as D3 can be with
For 8.6mm, 9mm or 9.1mm etc..By making the minimum range D3 ＞ between the outline in rivet portion 11 and the center of mounting hole 12
8.5mm, can avoid, when being assembled using fasteners through mounting holes 12, between fastener and rivet portion 11 interfering, leading
Fastener is caused not to be installed in place.For example, being realized using bolt through mounting hole 12 stator core and compressor
During connection, the head of bolt and the size of nut are greater than the size of mounting hole 12, make the outline and mounting hole in rivet portion 11
Minimum range D3 ＞ 8.5mm between 12 center, provide enough installing spaces, it is possible thereby to avoid for the installation of fastener
The head of bolt or nut are stuck in rivet portion 11, and cause it can not closely be compressed with the surface of stator punching 100.
Preferably, as shown in figs 1 to 6, the cross section in rivet portion 11 is rectangle, and the length extension side in rivet portion 11
It is vertical to the line between the center in the center with magnet yoke ring 1 and rivet portion 11, thus not only cause adjacent two stator punching 100
Between connection fasten close and firm, and influence of the rivet portion 11 to stator magnetic circuit can be reduced, it is ensured that the performance of stator core.
In the optional example of the present invention, as Figure 1-Figure 2, it is equipped with the magnet yoke ring 1 in each unit portion 13
First rivet portion 111 and the second rivet portion 112, and the first rivet portion 111 is between the symmetry axis 200 of baseline 400 and first, the
Two rivet portions 112 are located between the symmetry axis 300 of baseline 400 and second, the center in the first rivet portion 111 and the center of magnet yoke ring 1
Between line and the first symmetry axis 200 between angle β meet：20 °≤β≤40 °, the center in the second rivet portion 112 and magnetic
Angle γ between line and the second symmetry axis 300 between the center of yoke ring 1 is met：γ >=21 °, wherein baseline 400 are magnetic
Line between the center of yoke ring 1 and the center of mounting hole 12.Thereby guarantee that multiple rivet portions 11 can be evenly distributed in magnet yoke ring 1
Circumference on, so as to ensure that the fastening distribution of forces suffered by stator punching 100 is more uniform, pasted between stator punching 100
Close even closer.Furthermore it is also possible to ensure in magnet yoke ring 1 radially, the first rivet portion 111 and stator tooth 2 are just right, the second riveting
Buckle 112 is set adjacent to protuberance 134, so that the position of rivet portion 11 sets more flexible, can preferably avoid rivet
Stator punching 100 is caused to deform during punching in portion 11.
In the optional example of the present invention, as shown in figure 3, the magnet yoke ring 1 in each unit portion 13 is provided with the second riveting
Buckle 112, the second rivet portion 112 is located between the symmetry axis 300 of baseline 400 and second, the center in the second rivet portion 112 and yoke
Angle γ between line and the second symmetry axis 300 between the center of ring 1 is met：γ >=21 ° (are referred in Fig. 2 here
Shown example), wherein baseline 400 is the line between the center of magnet yoke ring 1 and the center of mounting hole 12.Thereby guarantee that multiple rivets
Portion 11 can be evenly distributed in the circumference of magnet yoke ring 1, so as to ensure the fastening distribution of forces suffered by stator punching 100
It is more uniform, fitted between stator punching 100 even closer.Furthermore it is also possible to ensure the second rivet portion 112 adjacent to protuberance
134 are set, so that the position of rivet portion 11 sets more flexible, can preferably avoid rivet portion 11 from being made during punching
Deformed into stator punching 100.
In the optional example of the present invention, as shown in figure 4, being equipped with first on the magnet yoke ring 1 in each unit portion 13
Rivet portion 111, the first rivet portion 111 be located at the symmetry axis 200 of baseline 400 and first between, and the center in the first rivet portion 111 and
Angle β between line and the first symmetry axis 200 between the center of magnet yoke ring 1 is met：(it can join here for 20 °≤β≤40 °
According to the example shown in Fig. 2), wherein baseline 400 is the line between the center of magnet yoke ring 1 and the center of mounting hole 12.Thereby guarantee that
Multiple rivet portions 11 can be evenly distributed in the circumference of magnet yoke ring 1, so as to ensure that the fastening suffered by stator punching 100 is made
Firmly it is distributed more uniformly, is fitted between stator punching 100 even closer.Furthermore it is also possible to ensure the radial direction in magnet yoke ring 1
On, the first rivet portion 111 and stator tooth 2 are just right, so that the position of rivet portion 11 sets more flexible, can preferably avoid
Stator punching 100 is caused to deform during punching in rivet portion 11.
In the optional example of the present invention, as shown in Fig. 5-Fig. 6, wherein one in every two adjacent unit portions 13
Magnet yoke ring 1 of the magnet yoke ring 1 in individual unit portion 13 provided with the first rivet portion 111 and another unit portion 13 is provided with the second rivet
Portion 112, wherein the first rivet portion 111 is located between the symmetry axis 200 of baseline 400 and first, the second rivet portion 112 is located at baseline
400 and second between symmetry axis 300, and the line and first between the center in the first rivet portion 111 and the center of magnet yoke ring 1 are symmetrical
Angle β between axle 200 is met：20 °≤β≤40 °, the line between the center in the second rivet portion 112 and the center of magnet yoke ring 1
And the second angle γ between symmetry axis 300 is met：γ >=21 °, wherein baseline 400 is in the centers of magnet yoke ring 1 and mounting hole 12
Line between the heart.Thereby guarantee that multiple rivet portions 11 can be evenly distributed in the circumference of magnet yoke ring 1, so as to ensure stator
Fastening distribution of forces suffered by punching 100 is more uniform, is fitted between stator punching 100 even closer.Furthermore it is also possible to
Ensure in magnet yoke ring 1 radially, the first rivet portion 111 and stator tooth 2 are just right, and the second rivet portion 112 is set adjacent to protuberance 134
Put, so that the position of rivet portion 11 sets more flexible, can preferably avoid rivet portion 11 from being caused during punching fixed
Sub- punching 100 deforms.
The motor of embodiment, including according to the stator of above-mentioned first aspect embodiment of the invention according to a second aspect of the present invention
Punching 100.
Motor according to embodiments of the present invention, by setting the stator punching according to above-mentioned first aspect embodiment of the invention
100, so that motor has all advantages that said stator punching 100 has, the thus performance of lifting motor.
The compressor implemented according to a third aspect of the present invention, including the motor of embodiment according to a second aspect of the present invention, from
And cause compressor that there are all advantages that above-mentioned motor has, thus lift the performance of compressor.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means to combine specific features, the knot that the embodiment or example are described
Structure, material or feature are contained at least one embodiment of the present invention or example.In this manual, to above-mentioned term
Schematic representation is not necessarily referring to identical embodiment or example.Moreover, specific features, structure, material or the spy of description
Point can in an appropriate manner be combined in any one or more embodiments or example.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not
In the case of departing from the principle and objective of the present invention a variety of change, modification, replacement and modification can be carried out to these embodiments, this
The scope of invention is limited by claim and its equivalent.
Claims (11)
1. a kind of stator punching, it is characterised in that the stator punching includes magnet yoke ring and is connected to the magnet yoke ring inner circumferential
Winding slot is limited between multiple stator tooths, every two neighboring stator tooth, the magnet yoke ring is provided with rivet portion, and described
The outline of minimum range D1 and the rivet portion between the outer wall of the outline in rivet portion and the magnet yoke ring with it is described
Minimum range D2 between the inwall of magnet yoke ring meets following relation：D1 >=2mm and D2 >=2mm.
2. stator punching according to claim 1, it is characterised in that the rivet portion includes multiple, and the multiple riveting
Buckle is provided at circumferentially spaced along the magnet yoke ring.
3. stator punching according to claim 1, it is characterised in that the stator punching has orthogonal first pair
Claim axle and the second symmetry axis, the stator punching is divided into four shape phases by first symmetry axis and second symmetry axis
Same unit portion, each projection of the unit portion in basal plane includes outer shroud profile line segment, and the outer shroud profile line segment includes
The first half of, hypotenuse being sequentially connected and second half of, described first is half of vertical with first symmetry axis, and described the second half
Side is vertical with second symmetry axis, and protuberance is provided between the hypotenuse and described second one side of something, and the stator punching exists
Met between the length L2 of length L1 and the stator punching on second symmetry axis on first symmetry axis：1≤
L1/L2≤1.2, the angle α between the hypotenuse and described first one side of something is met：28 °≤α≤29 °, the protuberance is described
Met between the length L3 of projection on second symmetry axis and the first half of length L4：1≤L4/L3≤1.2, wherein institute
Basal plane is stated for axially vertical plane with the magnet yoke ring, be equipped with each unit portion the rivet portion and with it is described
Rivet portion mounting hole spaced apart, at least a portion of the mounting hole is on the protuberance.
4. stator punching according to claim 3, it is characterised in that in the center and the mounting hole in the rivet portion
The heart the magnet yoke ring radially and circumferentially on stagger.
5. stator punching according to claim 3, it is characterised in that the outline in the rivet portion and the mounting hole
Minimum range D3 ＞ 8.5mm between center.
6. stator punching according to claim 3, it is characterised in that be equipped with the on the magnet yoke ring in each unit portion
One rivet portion and the second rivet portion, and the first rivet portion be located between baseline and first symmetry axis, second riveting
Buckle is located between the baseline and second symmetry axis, the center in the first rivet portion and the center of the magnet yoke ring it
Between line and first symmetry axis between angle β meet：20 °≤β≤40 °, the center in the second rivet portion and institute
The angle γ stated between the line between the center of magnet yoke ring and second symmetry axis is met：γ >=21 °, wherein the baseline
For the line between the magnet yoke ring center and the mounting hole center.
7. stator punching according to claim 3, it is characterised in that be equipped with the on the magnet yoke ring in each unit portion
One rivet portion, the first rivet portion be located between baseline and first symmetry axis, and the center in the first rivet portion and
Angle β between line and first symmetry axis between the center of the magnet yoke ring is met：20 °≤β≤40 °, wherein institute
It is the line between the magnet yoke ring center and the mounting hole center to state baseline.
8. stator punching according to claim 3, it is characterised in that the magnet yoke ring in each unit portion is provided with second
Rivet portion, the second rivet portion is located between baseline and second symmetry axis, the center in the second rivet portion and described
Angle γ between line and second symmetry axis between the center of magnet yoke ring is met：γ >=21 °, wherein the baseline is
Line between the magnet yoke ring center and the mounting hole center.
9. stator punching according to claim 3, it is characterised in that wherein one in per two adjacent unit portions
Magnet yoke ring of the magnet yoke ring in individual unit portion provided with the first rivet portion and another unit portion is provided with the second rivet portion, wherein institute
State the first rivet portion to be located between baseline and first symmetry axis, the second rivet portion is located at the baseline and described second
Between symmetry axis, line and first symmetry axis between the center in the first rivet portion and the center of the magnet yoke ring it
Between angle β meet：20 °≤β≤40 °, line between the center in the second rivet portion and the center of the magnet yoke ring and
Angle γ between second symmetry axis is met：γ >=21 °, wherein the baseline is the magnet yoke ring center and the installation
Line between the center of hole.
10. a kind of motor, it is characterised in that including：Stator punching according to any one of claim 1-9.
11. a kind of compressor, it is characterised in that including：Motor according to claim 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710505964.5A CN107124050B (en) | 2017-06-28 | 2017-06-28 | Stator punching sheet, motor and compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710505964.5A CN107124050B (en) | 2017-06-28 | 2017-06-28 | Stator punching sheet, motor and compressor |
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| Publication Number | Publication Date |
|---|---|
| CN107124050A true CN107124050A (en) | 2017-09-01 |
| CN107124050B CN107124050B (en) | 2024-02-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710505964.5A Active CN107124050B (en) | 2017-06-28 | 2017-06-28 | Stator punching sheet, motor and compressor |
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| CN (1) | CN107124050B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112332560A (en) * | 2020-10-27 | 2021-02-05 | 浙江美茵电机有限公司 | High-efficiency motor with oppositely distributed buckling points |
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| WO2008099828A1 (en) * | 2007-02-16 | 2008-08-21 | Daikin Industries, Ltd. | Motor |
| CN102742125A (en) * | 2010-02-03 | 2012-10-17 | 丰田自动车株式会社 | Stator core |
| CN202840708U (en) * | 2012-08-15 | 2013-03-27 | 珠海格力电器股份有限公司 | Stator punching sheet for motor |
| CN203104142U (en) * | 2012-12-21 | 2013-07-31 | 日德电机（浙江）有限公司 | Stator core for motor |
| CN204103615U (en) * | 2014-09-06 | 2015-01-14 | 佛山市顺德万和电气配件有限公司 | Motor stator core |
| CN104638784A (en) * | 2013-11-08 | 2015-05-20 | 珠海格力节能环保制冷技术研究中心有限公司 | Stator structure and motor |
| CN206865235U (en) * | 2017-06-28 | 2018-01-09 | 安徽美芝制冷设备有限公司 | Stator punching, motor and compressor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2008099828A1 (en) * | 2007-02-16 | 2008-08-21 | Daikin Industries, Ltd. | Motor |
| CN102742125A (en) * | 2010-02-03 | 2012-10-17 | 丰田自动车株式会社 | Stator core |
| CN202840708U (en) * | 2012-08-15 | 2013-03-27 | 珠海格力电器股份有限公司 | Stator punching sheet for motor |
| CN203104142U (en) * | 2012-12-21 | 2013-07-31 | 日德电机（浙江）有限公司 | Stator core for motor |
| CN104638784A (en) * | 2013-11-08 | 2015-05-20 | 珠海格力节能环保制冷技术研究中心有限公司 | Stator structure and motor |
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| CN206865235U (en) * | 2017-06-28 | 2018-01-09 | 安徽美芝制冷设备有限公司 | Stator punching, motor and compressor |
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| CN112332560A (en) * | 2020-10-27 | 2021-02-05 | 浙江美茵电机有限公司 | High-efficiency motor with oppositely distributed buckling points |
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| Publication number | Publication date |
|---|---|
| CN107124050B (en) | 2024-02-13 |
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