CN106712351A - Compressor rotor component, compressor motor component and compressor - Google Patents
Compressor rotor component, compressor motor component and compressor Download PDFInfo
- Publication number
- CN106712351A CN106712351A CN201710087243.7A CN201710087243A CN106712351A CN 106712351 A CN106712351 A CN 106712351A CN 201710087243 A CN201710087243 A CN 201710087243A CN 106712351 A CN106712351 A CN 106712351A
- Authority
- CN
- China
- Prior art keywords
- rotor
- compressor
- location hole
- magnetizes
- endcap
- 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
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 238000004080 punching Methods 0.000 abstract description 22
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 239000000463 material Substances 0.000 abstract description 11
- 238000012545 processing Methods 0.000 abstract description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 5
- 230000000994 depressogenic effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000004804 winding Methods 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
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2706—Inner rotors
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
The invention discloses a compressor rotor component, a compressor motor component and a compressor. The compressor rotor component comprises a rotor and a rotor end cap. The rotor end cap is fixedly connected on the upper end of the rotor. A magnetizing locating hole is arranged on the rotor end cap. According to the compressor rotor component, the magnetizing locating hole is arranged on the rotor end cap without punching the magnetizing locating hole on a rotor punching sheet so that the manufacturing process of the rotor component can be reduced and the size of a rotor iron core can be reduced, the processing cost and the material cost of the rotor component can be reduced and thus the market competitiveness of the product can be enhanced.
Description
Technical field
The present invention relates to Compressor Technology field, specifically, more particularly to a kind of rotor assembly of compressor, compressor
Electric machine assembly and compressor.
Background technology
Freezer compressor variable-frequency motor, rotor to rotor using permanent magnet magnet scheme, it is necessary to carry out operation of magnetizing.
In correlation technique, magnetizing location hole is designed on rotor core, it is necessary to extra punching carries the rotor of the location hole that magnetizes
Punching, increased operational sequence.Magnetized the position of location hole, rotor iron because needing to leave enough designs on rotor core simultaneously
Core size needs design very big, and material cost is high.
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 rotor assembly of compressor, the rotor assembly of the compressor has the advantages that simple structure, low cost.
It is another object of the present invention to propose a kind of electric machine assembly of compressor, the electric machine assembly tool of the compressor
There is the rotor assembly of compressor described above.
The invention allows for a kind of compressor, the compressor has the electric machine assembly of compressor described above.
The rotor assembly of compressor according to embodiments of the present invention, including：Rotor；Rotor endcap, the rotor endcap is consolidated
Surely the upper end of the rotor is connected to, the rotor endcap is provided with the location hole that magnetizes.
The rotor assembly of compressor according to embodiments of the present invention, by that will magnetize, location hole is arranged in rotor endcap,
Without punching is magnetized location hole again on rotor punching, it is possible to reduce the manufacturing process of rotor assembly simultaneously reduces rotor core chi
It is very little, so as to reduce the processing cost and material cost of rotor assembly, and then improve the competitiveness of product in market.
According to one embodiment of present invention, the rotor endcap described in location hole insertion that magnetizes.
According to one embodiment of present invention, the rotor endcap is riveted with the rotor by riveting parts.
According to one embodiment of present invention, the riveting parts and the ultimate range of the central shaft of the rotor are D1, institute
It is D2 with the minimum range of the central shaft of the rotor to state the location hole that magnetizes, wherein, D2 ＞ D1.
According to one embodiment of present invention, the riveting parts and the minimum range of the central shaft of the rotor are D3, institute
It is D4 with the ultimate range of the central shaft of the rotor to state the location hole that magnetizes, wherein, D3 ＞ D4.
According to one embodiment of present invention, the riveting parts are multiple and the circumferential direction along the rotor is spaced apart.
According to one embodiment of present invention, the location hole that magnetizes is for circular hole, slotted eye or polygonal hole.
The electric machine assembly of compressor according to embodiments of the present invention, including compressor described above rotor assembly.
The electric machine assembly of compressor according to embodiments of the present invention, by that will magnetize, location hole is arranged in rotor endcap,
Without punching is magnetized location hole again on rotor punching, it is possible to reduce the manufacturing process of rotor assembly simultaneously reduces rotor core chi
It is very little, so as to reduce the processing cost and material cost of rotor assembly, and then improve the competitiveness of product in market.
Compressor according to embodiments of the present invention, including compressor described above electric machine assembly.
Compressor according to embodiments of the present invention, by that will magnetize, location hole is arranged in rotor endcap, without in rotor
Punching is magnetized location hole again in punching, it is possible to reduce the manufacturing process of rotor assembly simultaneously reduces rotor core size, so as to drop
The low processing cost and material cost of rotor assembly, and then improve the competitiveness of product in market.
Brief description of the drawings
To become in description of the invention above-mentioned and/or additional aspect and that advantage is from combination accompanying drawings below to embodiment
Obtain substantially and be readily appreciated that, wherein：
Fig. 1 is the structural representation of the rotor assembly of compressor according to embodiments of the present invention；
Fig. 2 is the front view of the rotor assembly of compressor according to embodiments of the present invention；
Fig. 3 is the front view of the rotor endcap of the rotor assembly of compressor according to embodiments of the present invention；
Fig. 4 is the sectional view of the rotor assembly of compressor according to embodiments of the present invention.
Reference：
Rotor assembly 100,
Rotor 10, rotor core 110,
Rotor endcap 20, magnetize location hole 210, riveted holes 220, riveting parts 221.
Specific embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings.Below with reference to
The embodiment of Description of Drawings is exemplary, it is intended to for explaining the present invention, and be not considered as limiting the invention.
In the description of the invention, it is to be understood that term " " center ", " on ", D score, "front", "rear", " left side ",
The orientation or position relationship of the instruction such as " right side ", " axial direction ", " radial direction ", " circumference " are to be closed based on orientation shown in the drawings or position
System, is for only for ease of the description present invention and is described with simplified, must have rather than the device or element for indicating or imply meaning
Specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include at least one this feature.In the description of the invention, " multiple " is meant that at least two, such as two, three
It is individual etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integrally；Can be that machinery connects
Connect, or electrically connect or can communicate each other；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, can be with
Be two element internals connection or two interaction relationships of element, unless otherwise clearly restriction.For this area
For those of ordinary skill, above-mentioned term concrete meaning in the present invention can be as the case may be understood.
The motor of the rotor assembly 100, compressor of compressor according to embodiments of the present invention is described below with reference to Fig. 1-Fig. 4
Component and compressor.As shown in figure 1, the rotor assembly 100 of compressor according to embodiments of the present invention, rotor assembly 100 includes：
Rotor 10 and rotor endcap 20.
Specifically, as shown in figure 1, rotor 10 can include：Rotor core 110, rotor magnet (not shown) etc.
Part, rotor endcap 20 is securely fitted in the upper end of rotor 10, and rotor endcap 20 is provided with the location hole 210 that magnetizes, right when needing
When rotor magnet is magnetized, can realize being located by connecting with magnetizing equipment by the location hole 210 of magnetizing, with to rotor magnet
Magnetized.
It should be noted that in correlation technique, by winding magnetizing coil, Ran Houzai in the permanent magnet surfaces not magnetized
The permanent magnet not magnetized that magnetizing coil will be wound with is placed on rotor or stator, then to permanent magnet motor stator rotor
Assembled, to magnetizing coil charging after having assembled, magnetic direction and the magnetizing direction phase of non-charging permanent magnet that coil is produced
Together, non-charging permanent magnet is geomagnetic into permanent magnet, realizes magnetizing for magneto.
The permanent magnet system of magneto generally comprises multipair magnetic pole, and each magnetic pole is by one or more independent permanent magnetism
The magnetic field superposition that body is produced is formed, and permanent magnet is made up of monolithic or polylith permanent magnets.Different permanent magnets in same magnetic pole
Magnetizing direction can be the same or different, but the permanent magnets for constituting same permanent magnet have identical or magnetized close to identical
Direction., it is necessary to magnet charger field axis is alignd with permanent magnet motor magnetic pole positioning when magnetizing, if the inaccurate axis of positioning occurs partially
Move, big uneven torque can be produced and permanent magnet can only partly be magnetized or not fill magnetic.
In correlation technique, to realize that magnet charger field axis aligns with the positioning of permanent magnet motor magnetic pole, in the iron core of rotor
Magnetized location hole with being set in rotor endcap simultaneously, the location hole in rotor endcap is set to magnetizing on through hole and rotor core
Location hole is connected, and this causes to be needed on rotor punching extra punching to magnetize location hole, operational sequence is increased, while because of rotor
The position of the positioning that magnetizes for needing to leave enough on iron core, rotor core size needs design very big, increased production cost.
And the rotor assembly 100 of compressor according to embodiments of the present invention, by that will magnetize, location hole 210 is arranged on rotor
On end cap 20, without punching is magnetized location hole 210 again on rotor punching, it is possible to reduce the manufacturing process of rotor assembly 100 is simultaneously
The size of rotor core 110 is reduced, so as to reduce the processing cost and material cost of rotor assembly 100, and then product is improve
The market competitiveness of product.
According to one embodiment of present invention, as shown in Figure 1-Figure 3, magnetize the insertion rotor endcap 20 of location hole 210.Also
It is to say, the location hole 210 that magnetizes can be the through hole being arranged in rotor endcap 20.Thus, in the processed of location hole 210 of magnetizing
Cheng Zhong, the convenient punching to the location hole 210 that magnetizes, to improve processing efficiency, so as to reduce production cost.Of the invention another
In a little embodiments, the blind hole that the location hole 210 that magnetizes can also be arranged in rotor endcap 20, as long as magnet charger magnetic can be realized
Pole axis line with permanent magnet motor magnetic pole accurately align by positioning.
According to one embodiment of present invention, as shown in figure 4, rotor endcap 20 is riveted with rotor 10 by riveting parts 221
Assembling.Thus, it is possible to realize the efficiently firm assembling between rotor 10 and rotor endcap 20.As shown in figure 3, in rotor endcap 20
On be provided with riveted holes 220, riveted holes 220 can be the through hole of insertion rotor endcap 20.It is same on the correspondence position of rotor 10
Sample is provided with riveted holes 220, and riveting parts 221 sequentially pass through riveted holes 220 in rotor endcap 20 and rotor 10 by rotor endcap
20 efficient stables are fixed on rotor 10.
According to one embodiment of present invention, as shown in figure 3, the ultimate range of the central shaft of riveting parts 221 and rotor 10
It is D1, the location hole 210 that magnetizes is D2 with the minimum range of the central shaft of rotor 10, wherein, D2 ＞ D1.That is, can be by
The location hole 210 that magnetizes be arranged on the trajectory of riveting parts 221 (outside of trajectory m) as shown in Figure 3, be worth understand,
Here referred on the outside of the trajectory of riveting parts 221：The circle that riveting parts 221 are formed with the central shaft ultimate range D1 of rotor 10
The radial outside of trajectory, i.e., the radial outside of trajectory m as shown in Figure 3.Thus, the edge on the end face of rotor endcap 20
The circumferential direction of location hole 210 of magnetizing only magnetizes location hole 210 for depressed area, and rotor magnet is magnetized in magnet charger
When, the position of the location hole 210 that magnetizes of depressed area can be detected by the detection identifying system of magnet charger, so as to realize magnetizing
Machine field axis with permanent magnet motor magnetic pole accurately align to magnetize rotor magnet by positioning.
In other embodiments of the invention, riveting parts 221 are D3 with the minimum range of the central shaft of rotor 10, are magnetized
Location hole 210 is D4 with the ultimate range of the central shaft of rotor 10, wherein, D3 ＞ D4.That is, magnetize location hole 210 can
To be arranged on the trajectory of riveting parts 221, (inner side of trajectory n) as shown in Figure 3 is worth understanding, riveting parts here
Refer on the inside of 221 trajectories：Riveting parts 221 are inside with the footpath of the circular rail trace that the central shaft minimum range D3 of rotor 10 is formed
Side, i.e., the radially inner side of the trajectory n shown in Fig. 3.Thus, along the location hole 210 that magnetizes on the end face of rotor endcap 20
Circumferential direction only magnetizes location hole 210 for depressed area, when magnet charger magnetizes to rotor magnet, can be by magnet charger
Detection identifying system detect depressed area the location hole 210 that magnetizes position, so as to realize magnet charger field axis and permanent magnetism
Motor pole accurately positions alignment to magnetize rotor magnet.
According to one embodiment of present invention, as shown in figures 1 and 3, riveting parts 221 are for multiple and along the circumference of rotor 10
Direction is spaced apart.That is, rotor endcap 20 is securely fitted in rotor by multiple riveting parts 221 that circumferentially direction is spaced
On 10 end faces.Thus, it is possible to realize the solid and reliable assembling between rotor endcap 20 and rotor 10.For example, the example institute in Fig. 3
Show, four riveted holes 220 are arranged at intervals with the circumferential direction of rotor endcap 20, be again provided with the correspondence position of rotor 10
Four riveted holes 220, rotor endcap 20 is reliablely and stablely fixed on the end face of rotor 10 by four riveting parts 221.
In one embodiment of the invention, as shown in figures 1 and 3, the location hole 210 that magnetizes is located at two adjacent rivetings
Between part 221.It is worth understanding, refers between two riveting parts 221 described here：It is adjacent as shown in the example in Fig. 3
The central axis of two centers of riveting parts 221 and rotor form a sector region (shadow region S as shown in Figure 3
Area), the location hole 210 that magnetizes is located in sector region (S areas in shadow region as shown in Figure 3), further, of the invention one
In a little embodiments, the location hole 210 that magnetizes may be located on the radius for dividing the sector region equally.Thus, it is possible to make the location hole that magnetizes
210 and distribution of the riveted holes 220 in rotor endcap 20 it is relatively uniform, prevent from magnetizing location hole 210 and riveting parts 221 cause and turn
The offset of sub- end cap 20, causes the rotation imbalance of rotor assembly 100.
In some embodiments of the invention, the location hole 210 that magnetizes can be circular hole, slotted eye or polygonal hole.
That is, the location hole 210 that magnetizes can be circular hole, as shown in the example in Fig. 3, thus, it is possible to the location hole 210 that conveniently magnetizes
Punching is processed, so as to reduce production cost.In other embodiments of the invention, the location hole 210 that magnetizes can also be ellipse
Shape hole or other polygonal holes etc..
Turning for compressor according to embodiments of the present invention is described in detail with a specific embodiment below with reference to Fig. 1-Fig. 4
Sub-component 100.It is worth understanding, it is described below to be merely illustrative, rather than the concrete restriction to not inventing.
As shown in figure 1, rotor assembly 100 includes：Rotor 10 and rotor endcap 20.
Wherein, as shown in figure 1, rotor 10 can include：The parts such as rotor core 110, rotor magnet (not used in figure),
The upper end of rotor 10 is provided with rotor endcap 20, and circumferentially direction is evenly spaced in rotor endcap 20 is provided with four riveted holes
220, riveted holes 220 are manhole, and four riveted holes 220 of identical are provided with the correspondence position of the upper surface of rotor 10, are turned
Sub- end cap 20 is securely fitted on the upper surface of rotor 10 (above-below direction as shown in Figure 1) by riveting parts 221.
As shown in figure 3, rotor endcap 20 is provided with the location hole 210 that magnetizes, the location hole 210 that magnetizes is manhole.Magnetize
Location hole 210 is arranged on the outside of the trajectory of riveting parts 221, i.e., the radial outside of the trajectory m shown in Fig. 3.And magnetize
Location hole 210 is arranged on two adjacent centre positions of riveting parts 221, and centre position here refers to：As shown in Figure 3, fill
Magnetic orientation hole 210 is arranged in the sector region between two adjacent riveting parts 221 (shade S areas as shown in Figure 3), and
And the center of circle of the location hole 210 that magnetizes is located at and divides equally on the radius of sector region central angle.When needing that rotor magnet is magnetized
When, can realize being located by connecting with magnetizing equipment by the location hole 210 that magnetizes, magnetize with to rotor magnet.
Thus, it is arranged in rotor endcap 20 by the location hole 210 that will magnetize, without punching is magnetized again on rotor punching
Location hole 210, it is possible to reduce the manufacturing process of rotor assembly 100 simultaneously reduces the size of rotor core 110, so as to reduce rotor
The processing cost and material cost of component 100, and then improve the competitiveness of product in market.
The electric machine assembly of compressor according to embodiments of the present invention, including above-mentioned compressor rotor assembly 100.
Electric machine assembly according to embodiments of the present invention, by that will magnetize, location hole 210 is arranged in rotor endcap 20, without
Punching is magnetized location hole 210 again on rotor punching, it is possible to reduce the manufacturing process of rotor assembly 100 simultaneously reduces rotor core
110 sizes, so as to reduce the processing cost and material cost of rotor assembly 100, and then improve the competitiveness of product in market.
Compressor according to embodiments of the present invention, including above-mentioned compressor electric machine assembly.
Compressor according to embodiments of the present invention, by that will magnetize, location hole 210 is arranged in rotor endcap 20, without
Punching is magnetized location hole 210 again on rotor punching, it is possible to reduce the manufacturing process of rotor assembly 100 simultaneously reduces rotor core
110 sizes, so as to reduce the processing cost and material cost of rotor assembly 100, and then improve the competitiveness of product in market.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or spy that the embodiment or example are described
Point is contained at least one embodiment of the invention or example.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.And, the specific features of description, structure, material or feature can be with office
Combined in an appropriate manner in one or more embodiments or example.Additionally, in the case of not conflicting, the skill of this area
Art personnel can be tied the feature of the different embodiments or example described in this specification and different embodiments or example
Close and combine.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (9)
1. a kind of rotor assembly of compressor, it is characterised in that including：
Rotor；
Rotor endcap, the rotor endcap is fixedly connected on the upper end of the rotor, and the rotor endcap is provided with the positioning that magnetizes
Hole.
2. the rotor assembly of compressor according to claim 1, it is characterised in that described being magnetized turn described in location hole insertion
Sub- end cap.
3. the rotor assembly of compressor according to claim 1, it is characterised in that the rotor endcap is logical with the rotor
Cross riveting parts riveting.
4. the rotor assembly of compressor according to claim 3, it is characterised in that in the riveting parts and the rotor
The ultimate range of heart axle is D1, and the location hole that magnetizes is D2 with the minimum range of the central shaft of the rotor, wherein, D2 ＞
D1。
5. the rotor assembly of compressor according to claim 3, it is characterised in that in the riveting parts and the rotor
The minimum range of heart axle is D3, and the location hole that magnetizes is D4 with the ultimate range of the central shaft of the rotor, wherein, D3 ＞
D4。
6. the rotor assembly of compressor according to claim 3, it is characterised in that the riveting parts are multiple and along described
The circumferential direction of rotor is spaced apart.
7. the rotor assembly of compressor according to claim 1, it is characterised in that the location hole that magnetizes is for circular hole, ellipse
Circular port or polygonal hole.
8. a kind of electric machine assembly of compressor, it is characterised in that including the compressor according to any one of claim 1-7
Rotor assembly.
9. a kind of compressor, it is characterised in that the rotor assembly including compressor according to claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710087243.7A CN106712351A (en) | 2017-02-17 | 2017-02-17 | Compressor rotor component, compressor motor component and compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710087243.7A CN106712351A (en) | 2017-02-17 | 2017-02-17 | Compressor rotor component, compressor motor component and compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106712351A true CN106712351A (en) | 2017-05-24 |
Family
ID=58911886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710087243.7A Pending CN106712351A (en) | 2017-02-17 | 2017-02-17 | Compressor rotor component, compressor motor component and compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106712351A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112583156A (en) * | 2020-11-19 | 2021-03-30 | 浙江京惠机电有限公司 | Motor rotor mechanism with block structure |
| WO2022193175A1 (en) * | 2021-03-17 | 2022-09-22 | 浙江吉利控股集团有限公司 | Rotor punching sheet, step-skew motor rotor, and motor |
| US20230208223A1 (en) * | 2020-06-25 | 2023-06-29 | Mitsubishi Electric Corporation | Motor, compressor, and refrigeration cycle apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
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Application publication date: 20170524 |
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| RJ01 | Rejection of invention patent application after publication |