CN103580313B - Stator of motor, motor provided with same and compressor - Google Patents
Stator of motor, motor provided with same and compressor Download PDFInfo
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- CN103580313B CN103580313B CN201310526431.7A CN201310526431A CN103580313B CN 103580313 B CN103580313 B CN 103580313B CN 201310526431 A CN201310526431 A CN 201310526431A CN 103580313 B CN103580313 B CN 103580313B
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- stator
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- motor
- iron core
- insulating part
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Abstract
The invention discloses a stator of a motor, a motor provided with the stator and a compressor. The stator of the motor comprises an iron core, windings and insulating pieces. The iron core is annular and a plurality of grooves are formed in the inner circumferential wall of the iron core. The windings are arranged inside the grooves of the iron core. The insulating pieces are at least arranged the outer circumferential walls of the end portions of the windings or the inner circumferential walls of the end portions of the windings, and the end portions are the parts, stretching out of the iron core, of the windings. According to the stator of the motor, the insulating pieces are arranged on the end portions of the windings, so that current leakage channels are blocked and the safety of the compressor is improved. In addition, the stator is simple in manufacturing technology and low in manufacturing cost.
Description
Technical field
The present invention relates to art of refrigeration units, especially relate to a kind of stator of motor and there is its motor, compressor.
Background technology
Leakage current is to weigh one of important symbol of electrical apparatus insulation quality, is also the important finger that compressor is evaluated
Mark.After electrical power, under electric field action, insulant typically all can occur the phenomenon of leakage current, in compressor
Portion's environment, coolant, as a kind of special medium, can will leak out electric current and be transmitted to the positions such as main casing, the insulation of impact compressor
Performance.The conventional practice is to make the passage of blocking-up leakage by way of to motor stator winding impregnating varnish.However, this blocking-up
The impregnating varnish cost of leakage current passage is higher, and needs special equipment, thus increased production cost, and have impact on
The production efficiency of product.
Another kind of method is the clearance distance increasing between insulated end portions and compressor housing, but the increase of such spacing
It is unfavorable for the compact of compressor and miniaturization exploitation, and restriction is installed etc..
Content of the invention
It is contemplated that at least solving one of technical problem present in prior art.For this reason, one object of the present invention
Be to propose a kind of stator of motor, described stator simple and reasonable, the leakage of electric current can be effectively reduced.
Further object is that proposing a kind of motor with said stator.
Another object of the present invention is to propose a kind of compressor with above-mentioned motor.
The stator of motor according to a first aspect of the present invention, including：Iron core, described iron core is annular, and described iron core
Multiple grooves are formed with internal perisporium；Winding, described winding is in the plurality of groove being located at described iron core；And insulation
Part, described insulating part is located at least one of periphery wall and internal perisporium of the end of described winding, and described end is described
The part stretching out described iron core of winding.
The stator of motor according to a first aspect of the present invention, by arranging insulating part in the end of winding, has blocked and has let out
The passage of leakage current, improves the safety of compressor.In addition, the manufacturing process of stator is simple, and low cost of manufacture.
Alternatively, described insulating part be two and described two insulating part be respectively provided at described end described periphery wall and
On described internal perisporium, one end away from described core center of wherein said two insulating parts is passed through connector and is connected.Thus, lead to
Cross setting connector, two insulating parts securely can be linked together, and convenient installation.
Further, it is located at the side away from described core center of the described insulating part on the described internal perisporium of described end
While being configured to be gradually increased with the distance between described core center on the direction towards described connector.Thus, it is possible to
The insulating part being effectively ensured on the internal perisporium of the end of winding is fitted tightly with the internal perisporium of winding.
Alternatively, described two insulating parts and described connector are integrally formed.Thus, process simple and low cost.
Alternatively, described connector is circular, oval or polygon.
Further, the stator of described motor further includes：Rod member, described rod member is located at the neighbouring institute of described insulating part
State the side of core center, and one end of described rod member is stretched in described groove.Thus, by arranging rod member, can will insulate
Part is conveniently fixed in the end of winding, and improves efficiency of assembling.
Alternatively, the shape of cross section of described rod member is circular, oval, Long Circle or polygon.
Alternatively, the described end of described insulating part and described winding is linked into an integrated entity by wiring.
Motor according to a second aspect of the present invention, including：The stator of the motor according to the above-mentioned first aspect of the present invention and turn
Son, described rotor is located in described stator.
Compressor according to a third aspect of the present invention, including：Housing and the motor according to the above-mentioned second aspect of the present invention, its
Described in motor be located in described housing.
The additional aspect of the present invention and advantage will be set forth in part in the description, and partly will become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description
The above-mentioned and/or additional aspect of the present invention and advantage will become from reference to the description to embodiment for the accompanying drawings below
Substantially and easy to understand, wherein：
Fig. 1 is the schematic diagram of the stator of motor according to embodiments of the present invention；
Fig. 2 is the schematic diagram of the insulating part of stator according to embodiments of the present invention；
Fig. 3 is another schematic diagram of insulating part according to embodiments of the present invention.
Reference：
100：Stator；
1：Iron core；21：End；
3：Insulating part；31：Side；
4：Connector；5：Wiring；6：Rod member.
Specific embodiment
Embodiments of the invention are described below in detail, the example of described embodiment is shown in the drawings, wherein from start to finish
The element that same or similar label represents same or similar element or has 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 describing the invention it is to be understood that term " " center ", " horizontal ", " width ", " on ", D score,
The orientation of the instruction such as "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outward ", " axial ", " radially ", " circumferential "
Or position relationship is based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, and
It is not instruction or the hint device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore
It is not considered as limiting the invention.Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that referring to
Show or imply relative importance or the implicit quantity indicating indicated technical characteristic.Thus, " first ", " second " are defined
Feature can express or implicitly include one or more this feature.In describing the invention, unless otherwise saying
Bright, " multiple " are meant that two or more.
In describing the invention, it should be noted that 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 is integrally connected；Can
To be to be mechanically connected or electrical connection；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score
The first and second feature directly contacts can be included not to be directly contact but passes through it is also possible to include the first and second features
Between other characterisation contact.And, fisrt feature second feature " on ", that " top " and " above " include first is special
Levy directly over second feature and oblique upper, or be merely representative of fisrt feature level height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " below " include fisrt feature directly over second feature and oblique upper, or be merely representative of
Fisrt feature level height is less than second feature.
The stator 100 of the motor of embodiment according to a first aspect of the present invention is described below with reference to Fig. 1-Fig. 3, stator 100 can
For in asynchronous machine such as single-phase asynchronous motor or threephase asynchronous machine.In the application explained below, with stator 100
Illustrate for as a example single-phase asynchronous motor.Certainly, those skilled in the art to be appreciated that motor is used for single-phase asynchronous
Motor is only used as example and illustrates, and not limited to this are that is to say, that stator 100 according to embodiments of the present invention can also be used
In other kinds of motor, and it is not limited to single-phase asynchronous motor or threephase asynchronous machine.
As depicted in figs. 1 and 2, the stator 100 of the motor of embodiment according to a first aspect of the present invention, including iron core 1, winding
And insulating part 3.
Iron core 1 is annular, and is formed with multiple grooves on the internal perisporium of iron core 1.One of them for example in the present invention is shown
In example, iron core 1 generally annular, multiple grooves are spaced apart from each other on the internal perisporium of iron core 1, and each groove is from iron core 1
Internal perisporium radially outward recessed along iron core 1.Here, it should be noted that direction " interior " can be understood as towards iron core 1
The direction of central axis, its rightabout is defined as " outward ", that is, away from the direction of the central axis of iron core 1.
Winding is in the multiple grooves being located at iron core 1.It is to be appreciated that the winding mode of winding can be according to being actually subjected to
Ask setting, preferably to meet actual requirement.
Insulating part 3 is located at least one of the periphery wall of end 21 and internal perisporium of winding, and end 21 is winding
Stretch out the part of iron core 1.That is, insulating part 3 can be only defined on the periphery wall of end 21 of winding, or be only defined around
On the internal perisporium of end 21 of group, or it is located on the periphery wall and internal perisporium of end 21 of winding simultaneously.
With reference to Fig. 1, iron core 1 is all stretched out in the top of winding and bottom, and specifically, the top of winding is higher than the upper end of iron core 1
Face, the bottom of winding is less than the lower surface of iron core 1, and insulating part 3 can be two, and two insulating parts 3 can be respectively provided at winding
On the internal perisporium of the internal perisporium on top and winding bottom, or it is respectively provided at the periphery wall on winding top and the periphery of winding bottom
On wall, or one of insulating part 3 is located on the internal perisporium on winding top, another insulating part 3 is located at the outer of winding bottom
On perisporium, or one of insulating part 3 is located on the periphery wall on winding top, another insulating part 3 is located at winding bottom
On internal perisporium, or insulating part 3 is four, and two of which insulating part 3 is respectively provided on the internal perisporium and periphery wall on winding top,
Two other insulating part 3 is respectively provided on the internal perisporium and periphery wall of winding bottom.It is to be appreciated that the quantity of insulating part 3
Can be arranged according to actual requirement with arrangement, preferably to meet actual requirement.
The stator 100 of motor according to embodiments of the present invention such as single-phase asynchronous motor, by the end 21 of winding
Setting insulating part 3, has blocked the passage of leakage current, has improve the safety of compressor.In addition, the manufacturing process of stator 100
Simply, and low cost of manufacture.
In one embodiment of the invention, as shown in Fig. 2 insulating part 3 is two, and two insulating parts 3 are respectively provided at
On the periphery wall and internal perisporium of end 21, one end away from iron core 1 center of two of which insulating part 3 is passed through connector 4 and is connected.
For example in the figure 2 example, when two insulating parts 3 are located at the top of winding, one of insulating part 3 is provided at top
On the internal perisporium of end 21 of winding, another insulating part 3 is provided on the periphery wall of end 21 of winding of top, now
Connector 4 is connected to the top of two insulating parts 3, when two insulating parts 3 are located at the bottom of winding, one of insulating part 3
It is provided on the internal perisporium of end 21 of winding of lower section, another insulating part 3 is provided at the end 21 of the winding of lower section
Periphery wall on, now connector 4 is connected to the bottom of two insulating parts 3.Alternatively, connector 4 is circular, oval or many
Side shape etc..It is to be appreciated that the shape of connector 4 can be arranged according to actual requirement, preferably to meet actual requirement.By
Two insulating parts 3, by arranging connector 4, can securely be linked together by this, and convenient installation.
Further, the side 31 away from iron core 1 center of the insulating part 3 being located on the internal perisporium of end 21 is configured to
Direction towards connector 4 is gradually increased with the distance between iron core 1 center.With reference to Fig. 2, insulating part 3 above
It is located on the internal perisporium of end 21 of winding, underlying insulating part 3 is located on the periphery wall of end 21 of winding, two absolutely
Edge part 3 passes through substantially rectangular in cross section connector 4 and is connected, the side being connected with connector 4 of insulating part 3 above（For example
Downside shown in Fig. 2）Two sides 31 on the direction extending towards connector 4, the center of each side 31 and iron core 1
The distance between be gradually increased, in other words, on the direction that each side 31 extends towards connector 4, the width of connector 4
It is gradually increased.Thus, it is possible to the insulating part 3 being effectively ensured on the internal perisporium of the end 21 of winding is tight with the internal perisporium of winding
Closely connected conjunction.
Alternatively, two insulating parts 3 and connector 4 are integrally formed.In one of example of the present invention, connector 4
Can be annular, and the inner side and outer side of connector 4 can be connected with the respective end of two insulating parts 3 respectively, two such is exhausted
Edge part 3 and connector 4 entirety are located on the end 21 of winding, such that it is able to effectively prevent motor from the feelings of current leakage
Condition.In another example of the present invention, connector 4 is that multiple and multiple connectors 4 are circumferentially spaced apart from one another in iron core 1
（Not shown）.It is to be appreciated that the quantity of connector 4 and arrangement can be arranged according to actual requirement, with more preferable
Ground meets actual requirement.
Further, as shown in Fig. 2 the stator 100 of motor further includes：Rod member 6, rod member 6 is located at the neighbour of insulating part 3
The side at nearly iron core 1 center, and one end of rod member 6 stretches in groove.For example in the figure 2 example, rod member 6 is provided at winding
The insulating part 3 of internal perisporium on, after insulating part 3 and winding are assembled in place, the one end at neighbouring iron core 1 center of rod member 6 is permissible
Stretch in the groove of iron core 1, now the one end at neighbouring iron core 1 center of rod member 6 is stretched in the end 21 of winding, such that it is able to incite somebody to action
Insulating part 3 is conveniently fixed in the end 21 of winding, and improves efficiency of assembling.Alternatively, the shape of cross section of rod member 6 is circle
Shape, ellipse, Long Circle or polygon etc..It is to be appreciated that the quantity of rod member 6 and arrangement can be according to actual requirements
Setting, preferably to meet actual requirement.
Alternatively, the end 21 of insulating part 3 and winding is linked into an integrated entity by wiring 5.Such as one in the present invention is shown
In example, insulating part 3 can be fixed together with the end 21 of winding by wiring 5, and the mode around the home of wiring 5 can be according to reality
Require setting, preferably to meet actual requirement.Certainly, the invention is not restricted to this, in other examples of the present invention, insulation
Part 3 can also be linked into an integrated entity with the end 21 of winding by other means.
The motor of embodiment according to a second aspect of the present invention（Not shown）, including：According to the above-mentioned first aspect of the present invention
The stator 100 of the motor of embodiment and rotor, rotor is located in stator 100.
The compressor of embodiment according to a third aspect of the present invention（Not shown）, including：Housing and above-mentioned according to the present invention
The motor of second aspect embodiment, wherein motor are located in housing.
In the description of this specification, reference term " embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features, the knot describing with reference to this embodiment or example
Structure, material or feature are contained at least one embodiment or the example of the present invention.In this manual, to above-mentioned term
Schematic representation is not necessarily referring to identical embodiment or example.And, the specific features of description, structure, material or spy
Point can combine in any one or more embodiments or example in an appropriate manner.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that：Not
Multiple changes, modification, replacement and modification can be carried out to these embodiments in the case of the principle of the disengaging present invention and objective, this
The scope of invention is limited by claim and its equivalent.
Claims (10)
1. a kind of stator of motor is it is characterised in that include：
Iron core, described iron core is annular, and is formed with multiple grooves on the internal perisporium of described iron core；
Winding, described winding is in the plurality of groove being located at described iron core；And
Insulating part, described insulating part cladding is entirely at least one of the periphery wall of the end of described winding and internal perisporium, institute
The end stating winding is the part stretching out described iron core of described winding.
2. the stator of motor according to claim 1 is it is characterised in that described insulating part is two and described two insulation
Part is respectively provided on the described periphery wall and described internal perisporium of the end of described winding,
One end away from described core center of wherein said two insulating parts is passed through connector and is connected.
3. the stator of motor according to claim 2 is it is characterised in that be located at the described internal perisporium of the end of described winding
On described insulating part the side away from described core center be configured on the direction towards described connector with described
The distance between core center is gradually increased.
4. motor according to claim 2 stator it is characterised in that described two insulating part and described connector one
Molding.
5. the stator of motor according to claim 2 is it is characterised in that described connector is circular, oval or polygon
Shape.
6. the stator of the motor according to any one of claim 1-5 is it is characterised in that further include：
Rod member, described rod member is located at the side of the neighbouring described core center of described insulating part, and one end of described rod member is stretched into
In described groove.
7. the stator of motor according to claim 6 is it is characterised in that the shape of cross section of described rod member is circular, ellipse
Circle, Long Circle or polygon.
8. the stator of motor according to claim 1 is it is characterised in that the end of described insulating part and described winding is passed through
Wiring links into an integrated entity.
9. a kind of motor is it is characterised in that include：
The stator of the motor according to any one of claim 1-8；With
Rotor, described rotor is located in described stator.
10. a kind of compressor is it is characterised in that include：
Housing；With
Motor according to claim 9, wherein said motor is located in described housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310526431.7A CN103580313B (en) | 2013-10-30 | 2013-10-30 | Stator of motor, motor provided with same and compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310526431.7A CN103580313B (en) | 2013-10-30 | 2013-10-30 | Stator of motor, motor provided with same and compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103580313A CN103580313A (en) | 2014-02-12 |
| CN103580313B true CN103580313B (en) | 2017-02-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310526431.7A Active CN103580313B (en) | 2013-10-30 | 2013-10-30 | Stator of motor, motor provided with same and compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103580313B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104836349A (en) * | 2015-05-29 | 2015-08-12 | 威灵（芜湖）电机制造有限公司 | Stator and motor with stator |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101277038A (en) * | 2006-12-21 | 2008-10-01 | 株式会社丰田自动织机 | Stator having an interphase insulator |
| JP2008263726A (en) * | 2007-04-12 | 2008-10-30 | Toshiba Industrial Products Manufacturing Corp | Interphase insulation sheet for rotary electric machine and stator |
| CN101388576A (en) * | 2007-09-15 | 2009-03-18 | 丹佛斯压缩机有限责任公司 | Wingding head insulation element and multi-phase motor |
| CN201947088U (en) * | 2010-12-31 | 2011-08-24 | 上海卡固电气设备有限公司 | Four-shaded pole motor stator |
| CN102208839A (en) * | 2010-03-31 | 2011-10-05 | 富士通将军股份有限公司 | Motor stator and rotary compressor |
| JP2012257434A (en) * | 2011-06-10 | 2012-12-27 | Toshiba Industrial Products Manufacturing Corp | Interphase insulation paper of rotary electric machine and rotary electric machine |
| CN203617797U (en) * | 2013-10-30 | 2014-05-28 | 广东美芝精密制造有限公司 | Stator of motor and motor and compressor provided with stator |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE112012001929T5 (en) * | 2011-04-29 | 2014-04-17 | Remy Technologies, Llc | Insulating system and method for electric machine module |
-
2013
- 2013-10-30 CN CN201310526431.7A patent/CN103580313B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101277038A (en) * | 2006-12-21 | 2008-10-01 | 株式会社丰田自动织机 | Stator having an interphase insulator |
| JP2008263726A (en) * | 2007-04-12 | 2008-10-30 | Toshiba Industrial Products Manufacturing Corp | Interphase insulation sheet for rotary electric machine and stator |
| CN101388576A (en) * | 2007-09-15 | 2009-03-18 | 丹佛斯压缩机有限责任公司 | Wingding head insulation element and multi-phase motor |
| CN102208839A (en) * | 2010-03-31 | 2011-10-05 | 富士通将军股份有限公司 | Motor stator and rotary compressor |
| CN201947088U (en) * | 2010-12-31 | 2011-08-24 | 上海卡固电气设备有限公司 | Four-shaded pole motor stator |
| JP2012257434A (en) * | 2011-06-10 | 2012-12-27 | Toshiba Industrial Products Manufacturing Corp | Interphase insulation paper of rotary electric machine and rotary electric machine |
| CN203617797U (en) * | 2013-10-30 | 2014-05-28 | 广东美芝精密制造有限公司 | Stator of motor and motor and compressor provided with stator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103580313A (en) | 2014-02-12 |
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