CN106026447B - Compressor, variable-frequency motor, the stator punching of motor and its processing method - Google Patents
Compressor, variable-frequency motor, the stator punching of motor and its processing method Download PDFInfo
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- CN106026447B CN106026447B CN201610518862.2A CN201610518862A CN106026447B CN 106026447 B CN106026447 B CN 106026447B CN 201610518862 A CN201610518862 A CN 201610518862A CN 106026447 B CN106026447 B CN 106026447B
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- 238000004080 punching Methods 0.000 title claims abstract description 180
- 238000003672 processing method Methods 0.000 title abstract description 13
- 238000004804 winding Methods 0.000 claims description 29
- 239000002994 raw material Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 11
- 239000000758 substrate Substances 0.000 description 9
- 239000000463 material Substances 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 7
- 239000002699 waste material Substances 0.000 description 7
- 230000006698 induction Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000009467 reduction 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
- H02K1/16—Stator cores with slots for windings
- H02K1/165—Shape, form or location of the slots
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
- H02K15/021—Magnetic cores
- H02K15/026—Wound cores
-
- 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)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture Of Motors, Generators (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The invention discloses a kind of compressor, variable-frequency motor, the stator punching of motor and its processing methods.Stator punching has orthogonal first symmetry axis and the second symmetry axis, and stator punching is divided into the identical unit portion of four shapes, each unit portion includes inner ring profile line segment and outer ring profile line segment, outer ring profile line segment includes sequentially connected first half of, bevel edge and second one side of something, bevel edge is equipped with lug boss at the second half of position, stator punching has mounting hole, mounting hole is at least partially disposed on lug boss, the intersection point of first symmetry axis and the second symmetry axis is point O, the inner ring profile line segment in four unit portions is configured to using point O as the center of circle, D1 is the inner circle of diameter, cross point O, the circle of two endpoints of bevel edge is outer circle, outer diameter of a circle is D2, D1 and D2 meets: 1.9≤D2/D1≤2.1.The stator punching of motor according to the present invention can reduce the usage amount of raw material while meeting performance requirement by the mutual cooperation between each size.
Description
Technical field
The present invention relates to refrigeration equipment art field, specifically, more particularly to a kind of compressor, variable-frequency motor, motor
Stator punching and its processing method.
Background technique
Compressor is the significant components in refrigeration equipment, the overall performance for the refrigeration equipment that performance directly affects.With with
For the compressor of frequency conversion refrigerator, the shape of the stator punching of variable-frequency motor is often designed to class quadrilateral structure.This structure
Stator punching using upper and lower interleave method row mould when, the waste material area of three punching intersections is big, and stock utilization is lower, together
When stator punching periphery at magnetic induction intensity it is lower.
Summary of the invention
The present invention is directed to solve at least some of the technical problems in related technologies.For this purpose, the present invention mentions
A kind of stator punching of motor out, the stator punching of the motor have the advantages that stock utilization is high, easy to process.
The invention also provides a kind of processing method of stator punching, the stator punching is determining for motor as described above
Sub- punching.
The invention also provides a kind of variable-frequency motor, which includes the stator punching of motor as described above.
The invention also provides a kind of compressors, and it includes variable-frequency motor described above that this, which states compressor,.
The stator punching of motor according to an embodiment of the present invention, the stator punching have the first symmetry axis and second symmetrically
Axis, first symmetry axis is mutually perpendicular to second symmetry axis and that the stator punching is divided into four shapes is identical
Unit portion, each unit portion include inner ring profile line segment and outer ring profile line segment, and the outer ring profile line segment includes successively
The first of connection be half of, bevel edge and second half of, and described first is half of vertical with first symmetry axis, described second it is half of and
Second symmetry axis is vertical, and the bevel edge is equipped with lug boss, the stator punching tool at the described second half of position
There is mounting hole, the mounting hole is at least partially disposed on the lug boss, first symmetry axis and second symmetry axis
Intersection point be point O, the inner ring profile line segment in four unit portions is configured to using the point O be the center of circle, D1 for diameter
Inner circle, the excessively described point O, the bevel edge two endpoints circle be outer circle, the outer diameter of a circle be D2, the D1 and the D2
Meet: 1.9≤D2/D1≤2.1.
The stator punching of motor according to an embodiment of the present invention, by the way that the stator punching 100 of motor is divided into four shapes
The identical unit portion 3 of shape, according to mutual cooperation between first one side of something 321, bevel edge 322 and the size of second one side of something 323 and interior
The round size relationship between outer circle maximally reduces stator punching under the premise of ensure that each magnetic induction intensity of magnetic circuit
Area, improve stock utilization.
According to one embodiment of present invention, the D1 meets: 46mm≤D1≤49mm.
According to one embodiment of present invention, the width that the lug boss projects on second symmetry axis is L1, institute
The first half of width is stated as L2, the L1 and the L2 satisfaction: 2≤2L2/L1≤2.2.
According to one embodiment of present invention, width of the stator punching in the described first symmetrical axis direction is W1,
Width of the stator punching in the described second symmetrical axis direction is W2, the W1 and the W2 satisfaction: 1≤W1/W2≤
1.2。
According to one embodiment of present invention, the stator punching have multiple winding slots spaced apart, adjacent two
The distance between described winding slot is H1, and the H1 meets: 7.2mm≤H1≤10mm.
According to one embodiment of present invention, the stator punching have multiple winding slots spaced apart, adjacent two
The distance between described winding slot is H1, and the winding slot and the second half of shortest distance are H2, the H1 and described
H2 meets: 1.5≤H1/H2≤1.8.
According to one embodiment of present invention, the stator punching have multiple winding slots spaced apart, adjacent two
The distance between described winding slot is H1, and the winding slot and the first half of shortest distance are H3, the H1 and described
H3 meets: 1.5≤H1/H3≤1.8.
According to one embodiment of present invention, at least one in the described first half of, bevel edge and described second one side of something
A includes the sequentially connected line segment of multistage.
The processing method of stator punching according to an embodiment of the present invention, the stator punching are determining for motor as described above
Sub- punching, the processing method include:
S10: choosing substrate, and the substrate is suitable for stator punching described in arrangement multirow, and second of stator punching described in every row
Symmetry axis is located along the same line, and has gap, multirow institute in stator punching described in every row between two adjacent stator punchings
Stating stator punching described in two rows adjacent in stator punching is the first row and the second row, a stator punching in second row
In the first row between the first symmetry axis of two adjacent stator punchings, the stator punching with it is right in the first row
There is gap between the stator punching answered；
S20: punching press is carried out to form the stator punching to the substrate.
The processing method of stator punching according to an embodiment of the present invention, by the way that the stator punching of motor is divided into four shapes
The identical unit portion of shape, according to the mutual cooperation between the first half of, bevel edge and the second half of size, in the stator punching of motor
When processing, the stator punching of motor is subjected to row's mould using the misalignment method of upper and lower alternative form, is added in the stator punching of motor
During work, it is possible to reduce the waste material area of two adjacent stator punching intersections, so as to reduce the width of raw material
Size improves the utilization rate of material so as to reduce the waste of clout.
Variable-frequency motor according to an embodiment of the present invention, including stator, the stator have multi-disc stator punching, the stator
Punching is stator punching described above.
Motor can be improved by using stator punching described above in variable-frequency motor according to an embodiment of the present invention
Performance, and rapidoprint is saved, to reduce production cost.
Compressor according to an embodiment of the present invention, including variable-frequency motor described above.
Compressor can be improved by using variable-frequency motor described above in compressor according to an embodiment of the present invention
Overall performance, and production cost is reduced, to significantly improve the competitiveness of product in market.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention will become from the description of the embodiment in conjunction with the following figures with advantage
It obtains obviously and is readily appreciated that, in which:
Fig. 1 is the stator laminating structure schematic diagram of motor according to an embodiment of the present invention；
Fig. 2 is the stator laminating structure schematic diagram of motor according to an embodiment of the present invention；
Fig. 3 is the stator laminating structure schematic diagram of motor according to an embodiment of the present invention.
Fig. 4 is the flow chart of the processing method of the stator punching of motor according to an embodiment of the present invention.Appended drawing reference:
Stator punching 100,
First symmetry axis 1, the second symmetry axis 2, mounting hole 33, winding slot 4,
Unit portion 3, inner ring profile line segment 31,
Outer ring profile line segment 32, first one side of something 321, bevel edge 322, second one side of something 323, lug boss 324,
First stator punching 200, the second stator punching 300, third stator punching 400.
Specific embodiment
The embodiment of the present invention is described below in detail, the example of embodiment is shown in the accompanying drawings.Below with reference to attached drawing
The embodiment of description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
The stator punching 100 of motor according to an embodiment of the present invention is described below with reference to Fig. 1-Fig. 3.
As shown in Figure 1, the stator punching 100 of motor according to an embodiment of the present invention, stator punching 100 is symmetrical with first
Axis 1 and the second symmetry axis 2, the first symmetry axis 1 and the second symmetry axis 2 are mutually perpendicular to and stator punching 100 are divided into four shapes
The identical unit portion 3 of shape, each unit portion 3 include inner ring profile line segment 31 and outer ring profile line segment 32, outer ring profile line segment 32
Including sequentially connected first one side of something 321, bevel edge 322 and second one side of something 323, first one side of something 321 is vertical with the first symmetry axis 1,
Second one side of something 323 is vertical with the second symmetry axis 2, and bevel edge 322 is equipped with lug boss 324, stator at the position of second one side of something 323
Punching 100 has mounting hole 33, and mounting hole 33 is at least partially disposed on lug boss 324, the first symmetry axis 1 and the second symmetry axis
2 intersection point is point O, and the inner ring profile line segment 31 in four unit portions 3 is configured to the inner circle using point O as the center of circle, D1 for diameter, crosses point
O, the circle of two endpoints of bevel edge is outer circle, and outer diameter of a circle is D2, D1 and D2 satisfaction: 1.9≤D2/D1≤2.1.
The stator punching 100 of motor according to an embodiment of the present invention, by the way that the stator punching 100 of motor is divided into four
The identical unit portion 3 of shape, according between first one side of something 321, bevel edge 322 and the size of second one side of something 323 mutual cooperation and
Size relationship between inner circle and outer circle maximally reduces stator punching under the premise of ensure that each magnetic induction intensity of magnetic circuit
The area of piece, improves stock utilization.
According to one embodiment of present invention, the width that lug boss 324 projects on the second symmetry axis 2 is L1, the first half
The width on side 321 is L2, L1 and L2 satisfaction: 2≤2L2/L1≤2.2.Thus, it is possible to be adopted in 100 process of stator punching
Row's mould (as shown in Figure 2), which is carried out, with the misalignment method of upper and lower alternative form reduces material so as to make full use of material
Waste.
According to one embodiment of present invention, width of the stator punching 100 on 1 direction of the first symmetry axis is W1, stator
Width of the punching 100 on 2 direction of the second symmetry axis is W2, W1 and W2 satisfaction: 1≤W1/W2≤1.2.Thus, it is possible in stator
It in 100 process of punching, realizes optimal row's mould mode, is reduced to clout minimum, save rapidoprint, reduction is produced into
This.
According to one embodiment of present invention, stator punching 100 have multiple winding slots 4 spaced apart, adjacent two
The distance between winding slot 4 is H1, and H1 meets: 7.2mm≤H1≤10mm.Thus, it is possible to can both guarantee the magnetic flux of motor,
It can reduce the area of stator punching 100, again so as to improve the utilization rate of material.
In one embodiment of the invention, stator punching 100 have multiple winding slots 4 spaced apart, adjacent two
The distance between winding slot 4 is H1, and the shortest distance of winding slot 4 and second one side of something 323 is that H2, H1 and H2 meet: 1.5≤H1/
H2≤1.8.It is measured through test, in 1.5≤H1/H2≤1.8, it is ensured that the performance parameter of motor reaches running parameter and wants
It asks, and the rapidoprint of stator punching 100 can be saved, reduce production cost.
According to one embodiment of present invention, stator punching 100 have multiple winding slots 4 spaced apart, adjacent two
The distance between winding slot 4 is H1, and the shortest distance of winding slot 4 and first one side of something 321 is that H3, H1 and H3 meet: 1.5≤H1/
H3≤1.8.Measured through test, when H1 and H3 meet: when 1.5≤H1/H3≤1.8, can under the premise of guaranteeing motor performance,
The rapidoprint for saving stator punching 100, so that production cost is reduced, to improve the competitiveness of product in market.
According to one embodiment of present invention, the intersection point of the first symmetry axis 1 and the second symmetry axis 2 is point O, four unit portions
3 inner ring profile line segment 31 is configured to the inner circle using point O as the center of circle, D1 for diameter, cross point O, bevel edge 322 two endpoints circle
For outer circle, outer diameter of a circle is D2, D1 and D2 satisfaction: 1.9≤D2/D1≤2.1.Further, through measuring, when D1 is full
Foot: it when 46mm≤D1≤49mm, can both guarantee the magnetic induction intensity between the teeth portion of stator punching 100 and magnetic Hubei Province, guarantee motor
Working performance, and material can be saved, reduce production cost.
According to one embodiment of present invention, at least one of first one side of something 321, bevel edge 322 and second one side of something 323 wrap
Include the sequentially connected line segment of multistage.Thus, it is possible to increase by 100 structure diversity of stator punching, the waste of clout is further decreased,
Improve stock utilization.It is understood that in some examples of the invention, first one side of something 321 may include multistage successively
The line segment of connection, certainly, the shape of first one side of something 321 are not limited to this, for example, in other examples of the invention, first
One side of something 321 can also be formed as straight line；In other examples of the invention, bevel edge 322 may include that multistage successively connects
The line segment connect, certainly, the shape of bevel edge 322 are not limited to this, for example, bevel edge 322 can also in other examples of the invention
To be formed as straight line；In some examples of the invention, second one side of something 323 may include the sequentially connected line segment of multistage,
Certainly, the shape of second one side of something 323 is not limited to this, for example, second one side of something 323 can also in other examples of the invention
To be formed as straight line.
The stator punching of motor according to the present invention is described in detail with a specific embodiment referring to Fig. 1-Fig. 4
100.It is worth understanding, it is described below to be merely illustrative, rather than to concrete restriction of the invention.
As shown in Figure 1, the stator punching 100 of motor according to an embodiment of the present invention, stator punching 100 is symmetrical with first
Axis 1 and the second symmetry axis 2, the first symmetry axis 1 and the second symmetry axis 2 are mutually perpendicular to and stator punching 100 are divided into four shapes
The identical unit portion 3 of shape, each unit portion 3 include 31 sections and 32 sections of outer ring contour line, 32 sections of outer ring contour line of inner ring contour line
Including sequentially connected first one side of something 321, bevel edge 322 and second one side of something 323.As Figure 1-Figure 4, first one side of something 321, bevel edge
322 and second one side of something 323 along linear extension.First one side of something is 321 vertical with the first symmetry axis 1, and second half of 323 and second pair
Claim axis 2 vertical, lug boss 324 is equipped between bevel edge 322 and second one side of something 323, lug boss 324 is in 2 upslide of the second symmetry axis
The width of shadow is L1, and the width of first one side of something 321 is L2, L1 and L2 satisfaction: 2≤2L2/L1≤2.2 (as shown in Figure 3).Stator
Punching 100 has mounting hole 33, and mounting hole 33 is at least partially disposed on lug boss 324.
Width of the stator punching 100 on 1 direction of the first symmetry axis is W1, and stator punching 100 is in 2 direction of the second symmetry axis
On width be W2, W1 and W2 meet: 1≤W1/W2≤1.2.Stator punching 100 has multiple winding slots 4 spaced apart, adjacent
The distance between two winding slots 4 be H1, H1 meets: 7.2mm≤H1≤10mm.Winding slot 4 is most short with second one side of something 323
Distance is that H2, H1 and H2 meet: 1.5≤H1/H2≤1.8.The shortest distance of winding slot 4 and first one side of something 321 is H3, H1 and H3
Meet: 1.5≤H1/H3≤1.8.
As shown in Fig. 2, stator punching 100 is in process, substrate is chosen, substrate is suitable for arrangement multirow stator punching
100, the second symmetry axis 2 of every row stator punching 100 is located along the same line, and determines for adjacent two in every row stator punching 100
There is gap between sub- punching 100, two adjacent row stator punchings 100 are the first row and the second row in multirow stator punching 100,
A stator punching 100 in second row is located between the first symmetry axis 1 of two stator punchings 100 adjacent in the first row,
There is gap between the stator punching 100 and stator punching 100 corresponding in the first row, punching press is carried out to form stator to substrate
Punching 100.
As a result, by the way that the stator punching 100 of motor is divided into the identical unit portion 3 of four shapes, according to first one side of something
321, the size relationship between the mutual cooperation and inner circle and outer circle between bevel edge 322 and the size of second one side of something 323, ensure that
Under the premise of each magnetic induction intensity of magnetic circuit, the area of stator punching is maximally reduced, stock utilization is improved.
As Figure 1-Figure 4, the processing method of stator punching 100 according to an embodiment of the present invention, the stator punching are
The stator punching 100 of motor as described above, the processing method include:
S10: choosing substrate, and the substrate is suitable for stator punching 100 described in arrangement multirow, stator punching 100 described in every row
The second symmetry axis 2 be located along the same line, have between two adjacent stator punchings 100 in stator punching 100 described in every row
It having the gap, stator punching 100 described in two adjacent rows is the first row and the second row in stator punching 100 described in multirow, described the
A stator punching 100 in two rows be located at two stator punchings 100 adjacent in the first row the first symmetry axis 1 it
Between, there is gap between the stator punching 100 and stator punching 100 corresponding in the first row；
For example, these three stator punchings 100 are divided for convenience of description by taking the arrangement method of three stator punchings 100 as an example
It is not named as the first stator punching 200, the second stator punching 300 and third stator punching 400.As shown in Fig. 2, third stator rushes
Piece 400 is arranged in the first row, and the first stator punching 200 and the second stator punching 300 are adjacent and be located at the second row, the first row and the
Two rows are adjacent and the first row is located at the top of the second row, and the first stator punching 200 and the second stator punching 300 are located at third stator
The lower section (up and down direction as shown in Figure 2) of punching 400.Wherein, the of the first stator punching 200 and the second stator punching 300
Two symmetry axis 2 are located along the same line, and have gap between the first stator punching 200 and the second stator punching 300.Third stator
Punching 400 is between the first stator punching 200 and the first symmetry axis 1 of the second stator punching 300.First stator punching 200
Upper right side (as shown in Figure 2 direction up and down) unit portion 3 and the second stator punching 300 upper left unit portion 3
It is adjacent, and between the unit portion 3 in the upper right side of the first stator punching 200 and the upper left unit portion 3 of the second stator punching 300
There are a gap, and the upper left unit portion 3 in the unit portion 3 in the upper right side of the first stator punching 200 and the second stator punching 300
It is symmetrical about the gap.Two unit portions 3 of third stator punching lower half are located at the unit in 200 upper right side of the first stator punching
The top in portion 3 and the upper left unit portion 3 of the second stator punching 300, and the unit in the upper right side of the first stator punching 200
First one side of something 321, bevel edge 322 and second one side of something 323 in portion 3 respectively with the unit portion 3 of the lower left of third stator punching 400
Second one side of something 323, bevel edge 322 and first one side of something 321 are opposite, the outer ring in the unit portion 3 in the upper right side of the first stator punching 200
There is a gap between the outer ring contour line 31 in the unit portion 3 of the lower left of contour line 31 and third stator punching 400.Second is fixed
First one side of something 321, bevel edge 322 and second one side of something 323 in the upper left unit portion 3 of sub- punching 300 are rushed with third stator respectively
Second one side of something 323, bevel edge 322, first one side of something 321 in the unit portion of 400 lower right of piece are opposite, a left side for the second stator punching 300
Between the outer ring contour line 31 in the unit portion of 400 lower right of outer ring contour line 31 and third stator punching in the unit portion 3 of top
With a gap.S20: punching press is carried out to form the stator punching 100 to the substrate.
The processing method of stator punching 100 according to an embodiment of the present invention, stator punching 100 according to an embodiment of the present invention
Processing method, by the way that the stator punching 100 of motor is divided into the identical unit portion 3 of four shapes, according to first one side of something
321, the mutual cooperation between bevel edge 322 and the size of second one side of something 323, when the stator punching 100 of motor is processed, by motor
Stator punching 100 carries out row's mould using the misalignment method of upper and lower alternative form, in 100 process of stator punching of motor,
The waste material area of two adjacent 100 intersections of stator punching can be reduced, so as to reduce the width dimensions of raw material, from
And the waste of clout can be reduced, improve the utilization rate of material.
Variable-frequency motor according to an embodiment of the present invention, including stator, stator have multi-disc stator punching 100, stator punching
100 be stator punching 100 described above.
Motor can be improved by using stator punching 100 described above in variable-frequency motor according to an embodiment of the present invention
Performance, and rapidoprint is saved, to reduce production cost.
Compressor according to an embodiment of the present invention, including variable-frequency motor described above.
Compressor can be improved by using variable-frequency motor described above in compressor according to an embodiment of the present invention
Overall performance, and production cost is reduced, to significantly improve the competitiveness of product in market.
In the description of the present invention, it is to be understood that, term " width ", "upper", "lower", "front", "rear", "inner",
"outside", etc. instructions orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description this
Invention and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific side
Position construction and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, the meaning of " plurality " is at least two, such as two, three
It is a etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected or can communicate each other；It can be directly connected, can also indirectly connected through an intermediary, it can be with
It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly.For this field
For those of ordinary skill, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (9)
1. a kind of stator punching of motor, which is characterized in that the stator punching has the first symmetry axis and the second symmetry axis, institute
The first symmetry axis is stated to be mutually perpendicular to second symmetry axis and the stator punching is divided into the identical unit of four shapes
Portion, each unit portion include inner ring profile line segment and outer ring profile line segment, and the outer ring profile line segment includes being sequentially connected
The first half of, bevel edge and second half of, described first is half of vertical with first symmetry axis, described second one side of something with it is described
Second symmetry axis is vertical, and the bevel edge is equipped with lug boss at the described second half of position, and the lug boss is described the
The width projected on two symmetry axis is L1, and the described first half of width is L2, the L1 and the L2 satisfaction: 2≤2L2/L1
≤ 2.2, the stator punching has mounting hole, and the mounting hole is at least partially disposed on the lug boss, and described first pair
The intersection point of axis and second symmetry axis is referred to as point O, and the inner ring profile line segment in four unit portions is configured to described
The inner circle that point O is the center of circle, D1 is diameter, the excessively described point O, the bevel edge two endpoints circle be outer circle, the outer circle it is straight
Diameter is D2, and the D1 and the D2 meet: 1.9≤D2/D1≤2.1.
2. the stator punching of motor according to claim 1, which is characterized in that the D1 meets: 46mm≤D1≤49mm.
3. the stator punching of motor according to claim 1, which is characterized in that the stator punching is symmetrical described first
Width in axis direction is W1, and width of the stator punching in the described second symmetrical axis direction is W2, the W1 and described
W2 meets: 1≤W1/W2≤1.2.
4. the stator punching of motor according to claim 1, which is characterized in that the stator punching has multiple be spaced apart
Winding slot, the distance between two adjacent described winding slots are H1, and the H1 meets: 7.2mm≤H1≤10mm.
5. the stator punching of motor according to claim 1, which is characterized in that the stator punching has multiple be spaced apart
Winding slot, the distance between two adjacent described winding slots are H1, the winding slot and the second half of most short distance
Meet from for H2, the H1 and the H2: 1.5≤H1/H2≤1.8.
6. the stator punching of motor according to claim 1, which is characterized in that the stator punching has multiple be spaced apart
Winding slot, the distance between two adjacent described winding slots are H1, the winding slot and the first half of most short distance
Meet from for H3, the H1 and the H3: 1.5≤H1/H3≤1.8.
7. the stator punching of motor according to claim 1 to 6, which is characterized in that the described first half of, institute
Stating at least one of bevel edge and described second one side of something includes the sequentially connected line segment of multistage.
8. a kind of variable-frequency motor characterized by comprising
Stator, the stator have multi-disc stator punching, and the stator punching is according to of any of claims 1-7
Stator punching.
9. a kind of compressor, which is characterized in that including variable-frequency motor according to claim 8.
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| CN201610518862.2A CN106026447B (en) | 2016-06-30 | 2016-06-30 | Compressor, variable-frequency motor, the stator punching of motor and its processing method |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106487121A (en) * | 2016-10-31 | 2017-03-08 | 广东美芝精密制造有限公司 | For the stator of motor, motor and compressor |
| CN109067027B (en) * | 2018-07-13 | 2024-04-19 | 卧龙电气驱动集团股份有限公司 | Stator punching sheet, stator core with same and motor |
| KR20220002592A (en) * | 2019-12-11 | 2022-01-06 | 안후이 메이즈 프리시전 매뉴팩처링 컴퍼니 리미티드 | Motors, compressors and air conditioners |
| CN113937913A (en) * | 2020-06-29 | 2022-01-14 | 安徽美芝制冷设备有限公司 | Stator laminations, stator cores, motors, compressors and electrical equipment |
| CN116470706A (en) * | 2023-02-10 | 2023-07-21 | 荣成恒鑫动力科技股份有限公司 | Motor stator and manufacturing method of punching sheet thereof |
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