CN108429366A - Stator module, motor and compressor - Google Patents
Stator module, motor and compressor Download PDFInfo
- Publication number
- CN108429366A CN108429366A CN201810534836.8A CN201810534836A CN108429366A CN 108429366 A CN108429366 A CN 108429366A CN 201810534836 A CN201810534836 A CN 201810534836A CN 108429366 A CN108429366 A CN 108429366A
- Authority
- CN
- China
- Prior art keywords
- stator
- teeth
- connection ring
- yoke
- stator teeth
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
- H02K3/18—Windings for salient poles
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/52—Fastening salient pole windings or connections thereto
- H02K3/521—Fastening salient pole windings or connections thereto applicable to stators only
- H02K3/522—Fastening salient pole windings or connections thereto applicable to stators only for generally annular cores with salient poles
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The present invention relates to motor fields, disclose a kind of stator module, motor and compressor, wherein, the stator module includes stator yoke (1), connection ring (3) and the multiple stator teeths (2) stretched out from the periphery of the connection ring (3) radially toward the stator yoke (1), the stator teeth (2) is arranged with coil, the stator teeth (2) and the connection ring (3) can be moved axially relative to the stator yoke (1), the radial outer end and the stator yoke (1) of the stator teeth (2) are releasably engage with one another.Pass through above-mentioned technical proposal, stator teeth and stator yoke are set as dismountable form each other, more easily coil can be arranged on stator teeth before stator teeth is installed on stator yoke, reduce the difficulty of coil winding, excessive problem drops in magnetic pressure caused by avoiding teeth portion spacing excessive, solves the problems, such as that coiling and torque pulsation are excessive.
Description
Technical field
The present invention relates to motor fields, more particularly to a kind of stator module, motor and compressor.
Background technology
In the motor of compressor, stator and rotor are core component, and rotor is arranged in the centre bore of stator, stator
Coil can drive rotor rotation after being powered by electromagnetic induction, to be rotated with piston.Stator includes multiple around rotor
The teeth portion of setting, each teeth portion radially extend, and wound around coil in each teeth portion, coil are powered and generate magnetic field.It is multiple
Teeth portion circumferentially arranges, and the width of rebate between adjacent teeth portion has prodigious influence to motor performance and coiling difficulty.
Usually, in order to facilitate coiling, stator rabbet is often made wider, and wide notch can to generate when motor operation
Larger magnetic pressure drop, influences the output torque of motor, in particular so that the pulsation of cogging torque increases, and notch is too small, increases
The coiling difficulty of stator, it is difficult to coil is filled up in notch so that the copper factor of motor reduces, and equally also results in the property of motor
It can decline.
Invention content
The object of the present invention is to provide a kind of stator module, notch is big between stator teeth, torque pulsation is big to solve and
Coiling problem.
To achieve the goals above, the present invention provides a kind of stator module, wherein the stator module includes cricoid fixed
Sub- yoke portion, the connection ring being placed coaxially in the stator yoke and from the periphery of the connection ring radially toward described
Multiple stator teeths that stator yoke is stretched out, the stator teeth are arranged with coil, the stator teeth and the connection ring energy
Enough to be moved axially relative to the stator yoke, the radial outer end of the stator teeth and the stator yoke are detachably
Engagement.
Preferably, the inner peripheral surface of the stator yoke is provided with recessed portion, and the radial outer end of the stator teeth can block
In the recessed portion；And/or the end face of the radial outer end of the inner peripheral surface of the stator yoke and the stator teeth
One of be provided with axially extending positioning groove, another one is provided with axially extending positioning convex tendon, the positioning convex tendon
It is axially, slidably received in the positioning groove.
Preferably, the stator teeth is circumferentially arranged at equal intervals.
Preferably, it is provided with insulating layer on the peripheral surface of the stator teeth.
Preferably, part of the connection ring between two adjacent stator teeths is provided with radial through-hole.
Preferably, part of the connection ring between two adjacent stator teeths is provided with axially aligned arrangement
Multiple radial through-hole.
Preferably, the stator teeth is integrally formed with the connection ring.
Preferably, the stator teeth is connect by multiple silicon steel sheets being laminated in an axial direction with the connection ring and is formed, described
Stator yoke is connected by multiple silicon steel sheets being laminated in an axial direction and is formed.
In addition, the present invention also provides a kind of motors, wherein the motor is provided with the stator pack described in above scheme
Part.
In addition, the present invention also provides a kind of compressors, wherein the compressor is provided with the electricity described in above scheme
Machine.
Through the above technical solutions, stator teeth and stator yoke are set as dismountable form each other, by stator tooth
More easily coil can be arranged on stator teeth before being installed on stator yoke for portion, reduce the difficulty of coil winding,
Excessive problem drops in magnetic pressure caused by avoiding teeth portion spacing excessive, solves the problems, such as that coiling and torque pulsation are excessive.
Description of the drawings
Fig. 1 is the structural schematic diagram of the stator module described in embodiment of the present invention, and coil is not shown；
Fig. 2 is the explosive view of the stator module described in embodiment of the present invention, and coil is not shown；
Fig. 3 is the structural schematic diagram of the stator teeth described in embodiment of the present invention；
Fig. 4 is the structural schematic diagram of the stator yoke described in embodiment of the present invention.
Reference sign
1 stator yoke, 2 stator teeth
3 connection rings
11 recessed portion, 111 positioning groove
21 positioning convex tendons
31 radial through-hole
51 body, 52 inner end stop tab
53 outer end stop tabs
Specific implementation mode
The specific implementation mode of the present invention is described in detail below in conjunction with attached drawing.It should be understood that this place is retouched
The specific implementation mode stated is merely to illustrate and explain the present invention, and is not intended to restrict the invention.
The present invention provides a kind of stator modules, wherein the stator module includes cricoid stator yoke 1, coaxially
The connection ring 3 that is arranged in the stator yoke 1 and from the periphery of the connection ring 3 radially toward the stator yoke 1
The multiple stator teeths 2 stretched out, the stator teeth 2 are arranged with coil, and the stator teeth 2 and the connection ring 3 being capable of phases
The stator yoke 1 is moved axially, the radial outer end of the stator teeth 2 and the stator yoke 1 are detachably
Engagement.
Connection ring 3 is arranged in the centre bore of stator yoke 1, can be that stator teeth 2 provides support so that multiple stators
Teeth portion 2 can link together, and form stable structure, and stator teeth 2 extends from the periphery of connection ring 3 towards stator yoke 1,
And the radial outer end of stator teeth 2 is engaged with stator yoke 1 to realize magnetic conduction, therefore, 1 group of stator teeth 2 and stator yoke
It is combined into stable structure, and stator teeth 2 and connection ring 3 can be axially moved relative to stator yoke 1, so as to incite somebody to action
Stator teeth 2 takes out from the hole of stator yoke 1 and is separated from each other, in the state that stator teeth 2 and stator yoke 1 are separated from each other
Under, then connection ring 3 and stator teeth 2 can be inserted into coaxial fashion in order to which coil to be wrapped on stator teeth 2
In stator yoke 1, the assembly of stator module is realized.
In the present solution, can the first wound around coil on stator teeth 2, then stator teeth 2 and connection ring 3 are inserted into
In stator yoke 1, this makes winding installation operation of the coil on stator teeth 2 more simple and practicable so that adjacent two
There can be suitable distance between stator teeth, avoid the magnetic pressure drop caused by teeth portion spacing is excessive excessively high and because of teeth portion spacing mistake
Coiling difficulty caused by small is high, solves the problems, such as that torque pulsation is big and coiling.
Further, the inner peripheral surface of the stator yoke 1 is provided with recessed portion 11, the radial outer end of the stator teeth 2
It can be installed in the recessed portion 11；And/or the radial direction of the inner peripheral surface of the stator yoke 1 and the stator teeth 2
One of end face of outer end is provided with axially extending positioning groove 111, and another one is provided with axially extending positioning convex tendon
21, the positioning convex tendon 21 is axially, slidably received in the positioning groove 111.As shown in figure 4, stator yoke 1 is interior
Circumferential surface is provided with recessed portion 11, and recessed portion 11 can accommodate the radial outer end of stator teeth 2, realizes to stator teeth 2 and connects
The circumferentially positioned of ring 3 is connect, prevents stator teeth 2 from being rotated relative to stator yoke 1.Wherein, stator teeth 2 can be in recessed portion 11
In be axially moveable, realize installation or removal.In addition, stator teeth 2 and stator yoke 1 pass through positioning convex tendon 21 and positioning groove
111 are fitted to each other, and stator teeth 2 can also be inhibited to be rotated relative to stator yoke 1, positioning convex tendon 21 can be in positioning groove
It is moved axially in 111, and stator teeth 2 is allowed to be moved axially relative to stator yoke 1, realize installation or removal.Preferably,
Positioning convex tendon 21 is arranged on the radial outer end end face of stator teeth 2 (Fig. 1, Fig. 2, Fig. 3), and positioning groove 111 is arranged in stator
On the inner peripheral surface in yoke portion 1 (Fig. 4), and it is possible to positioning convex tendon 21 only is set on one or more stator teeths 2 wherein, and
The stator teeth 2 being not all of is respectively provided with positioning convex tendon 21, and certainly, whole stator teeths 2 is respectively provided with positioning convex tendon 21 and also belongs to
In the protection domain of this programme, (or the multiple positioning of multiple positioning convex tendons 21 can further, on each stator teeth 2 be set
Groove 111).
Wherein, the stator teeth 2 is circumferentially arranged at equal intervals.As shown in Figure 1, Figure 2, Figure 3 shows, stator teeth 2 is circumferentially
It is uniformly distributed, and 6 stator teeths 2 can be set so that after coil is powered, more equably Distribution of Magnetic Field can be formed,
Reduce torque pulsation.
In addition, being provided with insulating layer on the peripheral surface of the stator teeth 2.Stator teeth 2 can be by metal, alloy material
It is made, and coil is made of conductive material, such as copper, aluminium etc., the peripheral surface of stator teeth 2 is stator teeth 2 and coil
Contact surface.It is non-conductive between stator teeth 2 and coil in order to ensure, it needs that insulating layer is arranged on the peripheral surface of stator teeth 2,
So that stator teeth 2 insulate with coil and avoids leaking electricity.
Wherein, part of the connection ring 3 between two adjacent stator teeths 2 is provided with radial through-hole 31.Line
Circle is wound around stator teeth 2, and the magnetic induction line formed after energization can be across connection ring 3 in the outside of coil, i.e., adjacent two
Therefore radial through-hole can be arranged in this position, to reduce connection ring 3 to magnetic induction line in connection ring 3 between stator teeth 2
It influences, reduces leakage field.
Further, part of the connection ring 3 between two adjacent stator teeths 2 is provided with axially aligned
Multiple radial through-hole 31 of arrangement.It on the part between two adjacent stator teeths 2, is provided with multiple in connection ring 3
Axially aligned radial through-hole, such radial through-hole can be arranged a row or multi-row, and row's radial through-hole is only being arranged
In the case of, it is identical at a distance from two adjacent stator teeths 2 radial through-hole can be set to.In addition, in other embodiment party
In formula, the radial through-hole of bar shaped can also be set, the length direction of the radial through-hole corresponds to the axial direction of connection ring 3, and
And it is also identical at a distance from two adjacent stator teeths 2.
Preferably, the stator teeth 2 is integrally formed with the connection ring 3.As shown in Figure 1, Figure 2, Figure 3 shows, stator teeth 2
It formed as an integrated structure with connection ring 3, so as to synchronously be inserted into stator yoke 1, or is synchronously taken out from stator yoke 1
Go out.
Further, the stator teeth 2 is connect by multiple silicon steel sheets being laminated in an axial direction with the connection ring 3 and is formed,
The stator yoke 1 is connected by multiple silicon steel sheets being laminated in an axial direction and is formed.The shape of each silicon steel sheet can be with stator teeth 2
Corresponding with the cross sectional shape perpendicular to axial direction of connection ring 3, silicon steel sheet can be by being welded to connect, or in stacking
On silicon steel sheet (2 position of stator teeth) by being stamped and formed out lug boss, i.e., each silicon steel sheet to same direction protrude, as plate
Part can also form recess on opposite surface, and lug boss can clamp in the valley, to which multiple silicon steel sheets are connected to one
It rises.Wherein, some silicon steel sheets can correspond to position of the connection ring 3 between two stator teeths 2 and form notch, with formed with
The upper radial through-hole.
In addition, the present invention also provides a kind of motors, wherein the motor is provided with the stator pack described in above scheme
Part.Wherein, rotor assembly can be accommodated in the centre bore of connection ring 3, and rotor assembly can be rotated relative to stator module,
Such as in the case where the coil of stator module is powered.
In addition, the present invention also provides a kind of compressors, wherein the compressor is provided with the electricity described in above scheme
Machine.The compressor can be rotary compressor.
The preferred embodiment of the present invention is described in detail above in association with attached drawing, still, the present invention is not limited thereto.At this
In the range of the technology design of invention, a variety of simple variants, including each particular technique can be carried out to technical scheme of the present invention
Feature is combined in any suitable manner, and in order to avoid unnecessary repetition, the present invention is to various combinations of possible ways
No longer separately illustrate.But it should also be regarded as the disclosure of the present invention for these simple variants and combination, belongs to the present invention
Protection domain.
Claims (10)
1. a kind of stator module, which is characterized in that the stator module includes cricoid stator yoke (1), is placed coaxially on
Connection ring (3) in the stator yoke (1) and from the periphery of the connection ring (3) radially toward the stator yoke
(1) the multiple stator teeths (2) stretched out, the stator teeth (2) are arranged with coil, the stator teeth (2) and the connection
Ring (3) can be moved axially relative to the stator yoke (1), radial outer end and the stator yoke of the stator teeth (2)
Portion (1) is releasably engage with one another.
2. stator module according to claim 1, which is characterized in that the inner peripheral surface of the stator yoke (1) is provided with recessed
The radial outer end of concave portion (11), the stator teeth (2) can be installed in the recessed portion (11)；And/or it is described fixed
The inner peripheral surface of sub- yoke portion (1) and one of the end face of radial outer end of the stator teeth (2), which are provided with, axially extending determines
Position groove (111), another one are provided with axially extending positioning convex tendon (21), and the positioning convex tendon (21) is axially slidably held
It is contained in the positioning groove (111).
3. stator module according to claim 1, which is characterized in that the stator teeth (2) is circumferentially arranged at equal intervals.
4. stator module according to claim 1, which is characterized in that be provided on the peripheral surface of the stator teeth (2)
Insulating layer.
5. stator module according to claim 1, which is characterized in that the connection ring (3) is located at two adjacent stators
Part between teeth portion (2) is provided with radial through-hole (31).
6. stator module according to claim 5, which is characterized in that the connection ring (3) is located at two adjacent stators
Part between teeth portion (2) is provided with multiple radial through-hole (31) of axially aligned arrangement.
7. stator module according to claim 1, which is characterized in that the stator teeth (2) and the connection ring (3) one
It is body formed.
8. stator module according to claim 7, which is characterized in that the stator teeth (2) and the connection ring (3) by
Multiple silicon steel sheets being laminated in an axial direction connect to be formed, and the stator yoke (1) connects shape by multiple silicon steel sheets being laminated in an axial direction
At.
9. a kind of motor, which is characterized in that the motor is provided with the stator module described in any one of claim 1-8.
10. a kind of compressor, which is characterized in that the compressor is provided with the motor described in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810534836.8A CN108429366A (en) | 2018-05-29 | 2018-05-29 | Stator module, motor and compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810534836.8A CN108429366A (en) | 2018-05-29 | 2018-05-29 | Stator module, motor and compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108429366A true CN108429366A (en) | 2018-08-21 |
Family
ID=63164468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810534836.8A Pending CN108429366A (en) | 2018-05-29 | 2018-05-29 | Stator module, motor and compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108429366A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01248948A (en) * | 1988-03-28 | 1989-10-04 | Matsushita Electric Works Ltd | Internal rotation type brushless motor |
| CN101043154A (en) * | 2006-03-22 | 2007-09-26 | 广东威灵电机制造有限公司 | Stator assembly for asynchronous motor and method for making same |
| CN203233244U (en) * | 2013-05-16 | 2013-10-09 | 张嘉宏 | Spliced structure of small stator sheets |
| CN204316203U (en) * | 2015-01-21 | 2015-05-06 | 广东美芝制冷设备有限公司 | Stator core and the compressor with it |
| CN208142938U (en) * | 2018-05-29 | 2018-11-23 | 安徽美芝制冷设备有限公司 | Stator module, motor and compressor |
-
2018
- 2018-05-29 CN CN201810534836.8A patent/CN108429366A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01248948A (en) * | 1988-03-28 | 1989-10-04 | Matsushita Electric Works Ltd | Internal rotation type brushless motor |
| CN101043154A (en) * | 2006-03-22 | 2007-09-26 | 广东威灵电机制造有限公司 | Stator assembly for asynchronous motor and method for making same |
| CN203233244U (en) * | 2013-05-16 | 2013-10-09 | 张嘉宏 | Spliced structure of small stator sheets |
| CN204316203U (en) * | 2015-01-21 | 2015-05-06 | 广东美芝制冷设备有限公司 | Stator core and the compressor with it |
| CN208142938U (en) * | 2018-05-29 | 2018-11-23 | 安徽美芝制冷设备有限公司 | Stator module, motor and compressor |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180821 |