CN206471944U - The rotor assembly of compressor, the electric machine assembly of compressor and compressor - Google Patents
The rotor assembly of compressor, the electric machine assembly of compressor and compressor Download PDFInfo
- Publication number
- CN206471944U CN206471944U CN201720148894.8U CN201720148894U CN206471944U CN 206471944 U CN206471944 U CN 206471944U CN 201720148894 U CN201720148894 U CN 201720148894U CN 206471944 U CN206471944 U CN 206471944U
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- rotor
- compressor
- positioning hole
- assembly
- endcap
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Abstract
The utility model discloses a kind of rotor assembly of compressor, the electric machine assembly and compressor of compressor.The rotor assembly of compressor includes：Rotor and rotor endcap, rotor endcap are fixedly connected on the upper end of rotor, and rotor endcap is provided with the positioning hole that magnetizes.According to the rotor assembly of compressor of the present utility model, by that will magnetize, positioning hole is arranged in rotor endcap, without punching is magnetized positioning hole again on rotor punching, the manufacturing process of rotor assembly can be reduced and rotor core size is reduced, so as to reduce the processing cost and material cost of rotor assembly, and then improve the competitiveness of product in market.
Description
Technical field
The utility model is related to Compressor Technology field, specifically, more particularly to a kind of rotor assembly of compressor, pressure
The electric machine assembly and compressor of contracting machine.
Background technology
Freezer compressor variable-frequency motor, rotor is using permanent magnet magnet scheme, it is necessary to carry out operation of magnetizing to rotor.
In correlation technique, magnetizing positioning hole is designed on rotor core, it is necessary to which extra punching carries the rotor for the positioning hole that magnetizes
Punching, adds operational sequence.Magnetized the position of positioning hole, rotor iron because needing to leave enough designs on rotor core simultaneously
Core size needs to design very big, and material cost is high.
Utility model content
The utility model is intended at least solve one of technical problem in correlation technique to a certain extent.Therefore, this reality
With a kind of rotor assembly of compressor of new proposition, the rotor assembly of the compressor has the advantages that simple in construction, cost is low.
Another purpose of the present utility model is to propose a kind of electric machine assembly of compressor, the group of motors of the compressor
Part has the rotor assembly of compressor described above.
The utility model also proposed a kind of compressor, and the compressor has the group of motors of compressor described above
Part.
According to the rotor assembly of the compressor of the utility model embodiment, including：Rotor；Rotor endcap, the rotor-end
Lid is fixedly connected on the upper end of the rotor, and the rotor endcap is provided with the positioning hole that magnetizes.
According to the rotor assembly of the compressor of the utility model embodiment, by that will magnetize, positioning hole is arranged on rotor endcap
On, without punching is magnetized positioning hole again on rotor punching, it is possible to reduce the manufacturing process of rotor assembly simultaneously reduces rotor iron
Core size, so as to reduce the processing cost and material cost of rotor assembly, and then improves the competitiveness of product in market.
According to one embodiment of the present utility model, the rotor endcap described in positioning hole insertion that magnetizes.
According to one embodiment of the present utility model, the rotor endcap is riveted with the rotor by riveting parts.
According to one embodiment of the present utility model, the ultimate range of the riveting parts and the central shaft of the rotor is
D1, the minimum range of the central shaft of magnetize positioning hole and the rotor is D2, wherein, D2 ＞ D1.
According to one embodiment of the present utility model, the minimum range of the riveting parts and the central shaft of the rotor is
D3, the ultimate range of the central shaft of magnetize positioning hole and the rotor is D4, wherein, D3 ＞ D4.
According to one embodiment of the present utility model, the riveting parts are multiple and along the rotor circumferential direction intervals
Open.
According to one embodiment of the present utility model, the positioning hole that magnetizes is circular hole, slotted eye or polygonal hole.
According to the electric machine assembly of the compressor of the utility model embodiment, include the rotor set of compressor described above
Part.
According to the electric machine assembly of the compressor of the utility model embodiment, by that will magnetize, positioning hole is arranged on rotor endcap
On, without punching is magnetized positioning hole again on rotor punching, it is possible to reduce the manufacturing process of rotor assembly simultaneously reduces rotor iron
Core size, so as to reduce the processing cost and material cost of rotor assembly, and then improves the competitiveness of product in market.
According to the compressor of the utility model embodiment, include the electric machine assembly of compressor described above.
According to the compressor of the utility model embodiment, by that will magnetize, positioning hole is arranged in rotor endcap, without
Punching is magnetized positioning hole again on rotor punching, it is possible to reduce the manufacturing process of rotor assembly simultaneously reduces rotor core size, from
And the processing cost and material cost of rotor assembly are reduced, and then improve the competitiveness of product in market.
Brief description of the drawings
In description of the present utility model above-mentioned and/or additional aspect and that advantage is from combination accompanying drawings below to embodiment
It will be apparent and be readily appreciated that, wherein：
Fig. 1 is the structural representation of the rotor assembly of the compressor according to the utility model embodiment；
Fig. 2 is the front view of the rotor assembly of the compressor according to the utility model embodiment；
Fig. 3 is the front view of the rotor endcap of the rotor assembly of the compressor according to the utility model embodiment；
Fig. 4 is the sectional view of the rotor assembly of the compressor according to the utility model embodiment.
Reference：
Rotor assembly 100,
Rotor 10, rotor core 110,
Rotor endcap 20, magnetize positioning hole 210, riveted holes 220, riveting parts 221.
Embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings.Below by
The embodiment being described with reference to the drawings is exemplary, it is intended to for explaining the utility model, and it is not intended that new to this practicality
The limitation of type.
In description of the present utility model, it is to be understood that term " " center ", " on ", " under ", "front", "rear",
The orientation or position relationship of the instruction such as "left", "right", " axial direction ", " radial direction ", " circumference " are based on orientation shown in the drawings or position
Relation is put, description the utility model is for only for ease of and simplifies description, rather than indicate or imply signified device or element
There must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
In addition, 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 description of the present utility model, " multiple " are meant that at least two, such as two
It is individual, three etc., unless otherwise specifically defined.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be
Mechanically connect or electrically connect or can communicate each other；Can be joined directly together, the indirect phase of intermediary can also be passed through
Even, can be two element internals connection or two elements interaction relationship, unless otherwise clear and definite restriction.For this
For the those of ordinary skill in field, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.
Rotor assembly 100 according to the compressor of the utility model embodiment, compressor are described below with reference to Fig. 1-Fig. 4
Electric machine assembly and compressor.As shown in figure 1, according to the rotor assembly 100 of the compressor of the utility model embodiment, rotor assembly
100 include：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 positioning hole 210 that magnetizes, when needs pair
When rotor magnet is magnetized, it can be realized and be located by connecting with magnetizing equipment by the positioning 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 for being wound with magnetizing coil is placed on rotor or stator, then to permanent magnet motor stator rotor
Assembled, magnetizing coil is charged after having assembled, the magnetizing direction phase of magnetic direction and 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 of the same permanent magnet of composition have identical or magnetized close to identical
Direction., it is necessary to which 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
Through hole and magnetizing on rotor core are set to the positioning hole in rotor endcap while setting is magnetized in positioning hole, rotor endcap
Positioning hole is connected, and this to need extra punching to magnetize positioning hole on rotor punching, operational sequence is added, while because of rotor
Need to leave the position of enough positioning of magnetizing on iron core, rotor core size needs to design very big, adds production cost.
And the rotor assembly 100 of the compressor according to the utility model embodiment, by that will magnetize, positioning hole 210 is arranged on
In rotor endcap 20, without punching is magnetized positioning hole 210 again on rotor punching, it is possible to reduce the manufacture work of rotor assembly 100
Sequence simultaneously reduces the size of rotor core 110, so as to reduce the processing cost and material cost of rotor assembly 100, and then improves
The competitiveness of product in market.
According to one embodiment of the present utility model, as shown in Figure 1-Figure 3, magnetize the insertion rotor endcap 20 of positioning hole 210.
That is, the positioning hole 210 that magnetizes can be the through hole being arranged in rotor endcap 20.Thus, adding in the positioning hole 210 that magnetizes
During work, the convenient punching to the positioning hole 210 that magnetizes, to improve processing efficiency, so as to reduce production cost.It is new in this practicality
In other embodiments of type, the blind hole that the positioning hole 210 that magnetizes can also be arranged in rotor endcap 20, as long as can realize
Magnet charger field axis with permanent magnet motor magnetic pole accurately align by positioning.
According to one embodiment of the present utility model, as shown in figure 4, rotor endcap 20 passes through riveting parts 221 with rotor 10
Riveting 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-end
Riveted holes 220 are provided with lid 20, riveted holes 220 can be the through hole of insertion rotor endcap 20.In the correspondence position of rotor 10
On be again provided with riveted holes 220, riveting parts 221 sequentially pass through riveted holes 220 in rotor endcap 20 and rotor 10 by rotor
End cap 20 efficient stable is fixed on rotor 10.
According to one embodiment of the present utility model, as shown in figure 3, the maximum of riveting parts 221 and the central shaft of rotor 10
Distance is D1, and the minimum range of the central shaft of magnetize positioning hole 210 and rotor 10 is D2, wherein, D2 ＞ D1.That is, can
Being arranged on the trajectory of riveting parts 221 with the positioning hole 210 that will magnetize, (trajectory m) as shown in Figure 3 outside is worth what is understood
It is to be referred on the outside of the trajectory of riveting parts 221 here：The riveting parts 221 and central shaft ultimate range D1 of rotor 10 formation
The radial outside of circular rail trace, i.e., trajectory m as shown in Figure 3 radial outside.Thus, in the end face of rotor endcap 20
The magnetize circumferential direction of positioning hole 210 of upper edge only magnetizes positioning hole 210 for depressed area, and rotor magnet is filled in magnet charger
During magnetic, the position of the positioning hole 210 that magnetizes of depressed area can be detected by the detection identifying system of magnet charger, is filled so as to realize
Magnetomechanical field axis is accurately positioned with permanent magnet motor magnetic pole to align to magnetize to rotor magnet.
In other embodiments of the present utility model, the minimum range of riveting parts 221 and the central shaft of rotor 10 is D3,
The ultimate range of central shaft of positioning hole 210 and rotor 10 of magnetizing is D4, wherein, D3 ＞ D4.That is, the positioning hole that magnetizes
210 can be arranged on the trajectory of riveting parts 221, and (trajectory n) as shown in Figure 3 inner side is worth understanding, here
Refer on the inside of the trajectory of riveting parts 221：The circular rail trace of the riveting parts 221 and central shaft minimum range D3 of rotor 10 formation
Radially inner side, i.e., the radially inner side of the trajectory n shown in Fig. 3.Thus, along the positioning hole that magnetizes on the end face of rotor endcap 20
210 circumferential direction only magnetizes positioning hole 210 for depressed area, when magnet charger magnetizes to rotor magnet, can pass through
The detection identifying system of magnet charger detects the position of the positioning hole 210 that magnetizes of depressed area, so as to realize magnet charger field axis
Accurately positioned with permanent magnet motor magnetic pole and align to magnetize to rotor magnet.
According to one embodiment of the present utility model, as shown in figures 1 and 3, riveting parts 221 are multiple and along rotor 10
Circumferential direction is spaced apart.That is, rotor endcap 20 is securely fitted in by multiple riveting parts 221 at circumferentially direction interval
On the end face of rotor 10.Thus, it is possible to realize the solid and reliable assembling between rotor endcap 20 and rotor 10.For example, showing in Fig. 3
Shown in example, four riveted holes 220 are arranged at intervals with the circumferential direction of rotor endcap 20, are equally set in the correspondence position of rotor 10
Four riveted holes 220 are equipped with, 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 present utility model, as shown in figures 1 and 3, the positioning hole 210 that magnetizes is located at adjacent two
Between riveting parts 221.It is worth understanding, refers between two riveting parts 221 described here：As shown in the example in Fig. 3,
The center of two adjacent riveting parts 221 and one sector region (shadow region as shown in Figure 3 of central axis formation of rotor
S areas), the positioning hole 210 that magnetizes is located in sector region (S areas in shadow region as shown in Figure 3), further, new in this practicality
In some embodiments of type, the positioning hole 210 that magnetizes, which can be located at, to be divided equally on the radius of the sector region.Thus, it is possible to make to magnetize
The distribution of positioning hole 210 and riveted holes 220 in rotor endcap 20 is relatively uniform, prevents magnetize positioning hole 210 and riveting parts 221
Cause the offset of rotor endcap 20, cause the rotation imbalance of rotor assembly 100.
In some embodiments of the present utility model, the positioning hole 210 that magnetizes can be circular hole, slotted eye or polygon
Hole.That is, the positioning hole 210 that magnetizes can be circular hole, as shown in the example in Fig. 3, thus, it is possible to the positioning hole that conveniently magnetizes
210 punching processing, so as to reduce production cost.In other embodiments of the present utility model, the positioning hole 210 that magnetizes also may be used
Think slotted eye or other polygonal holes etc..
The compressor according to the utility model embodiment is described in detail with a specific embodiment below with reference to Fig. 1-Fig. 4
Rotor assembly 100.It is worth understanding, it is described below to be merely illustrative, rather than to impracticable new specific limit
System.
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, rotor endcap 20 that circumferentially direction is evenly spaced is provided with four riveted holes
220, riveted holes 220 are to be provided with four riveted holes 220 of identical on manhole, 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 positioning hole 210 that magnetizes, the positioning hole 210 that magnetizes is manhole.Magnetize
Positioning 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
Positioning hole 210 is arranged on the centre position of two adjacent 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 for the positioning hole 210 that magnetizes be located at divide equally on the radius of sector region central angle.When needing that rotor magnet is magnetized
When, it can be realized and be located by connecting with magnetizing equipment by the positioning hole 210 that magnetizes, to be magnetized to rotor magnet.
Thus, it is arranged on by the positioning hole 210 that will magnetize in rotor endcap 20, without punching is magnetized again on rotor punching
Positioning 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.
According to the electric machine assembly of the compressor of the utility model embodiment, include the rotor assembly 100 of above-mentioned compressor.
According to the electric machine assembly of the utility model embodiment, by that will magnetize, positioning hole 210 is arranged in rotor endcap 20,
Without punching is magnetized positioning hole 210 again on rotor punching, it is possible to reduce the manufacturing process of rotor assembly 100 simultaneously reduces rotor
The size of iron core 110, so that the processing cost and material cost of rotor assembly 100 are reduced, and then it is competing to improve the market of product
Strive power.
According to the compressor of the utility model embodiment, include the electric machine assembly of above-mentioned compressor.
According to the compressor of the utility model embodiment, by that will magnetize, positioning hole 210 is arranged in rotor endcap 20, nothing
Need to punching be magnetized positioning hole 210 again on rotor punching, it is possible to reduce the manufacturing process of rotor assembly 100 simultaneously reduces rotor iron
The size of core 110, so as to reduce the processing cost and material cost of rotor assembly 100, and then improves the market competition of product
Power.
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 the spy that the embodiment or example are described
Point is contained at least one embodiment of the present utility model or example.In this manual, to the schematic table of above-mentioned term
State and be necessarily directed to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be with
Combined in an appropriate manner in any one or more embodiments or example.In addition, in the case of not conflicting, this area
Technical staff the not be the same as Example or the feature of example and non-be the same as Example or example described in this specification can be entered
Row is combined and combined.
Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is
Exemplary, it is impossible to it is interpreted as to limitation of the present utility model, one of ordinary skill in the art is in scope of the present utility model
It is interior above-described embodiment to be changed, changed, replaced 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 positioning of magnetizing
Hole.
2. the rotor assembly of compressor according to claim 1, it is characterised in that described magnetize turns described in positioning hole insertion
Sub- end cap.
3. the rotor assembly of compressor according to claim 1, it is characterised in that the rotor endcap is led to 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 minimum range of the central shaft of magnetize positioning hole and the rotor is D2, 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 ultimate range of the central shaft of magnetize positioning hole and the rotor is D4, 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 positioning hole that magnetizes is 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 include the rotor assembly of compressor according to claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720148894.8U CN206471944U (en) | 2017-02-17 | 2017-02-17 | The rotor assembly of compressor, the electric machine assembly of compressor and compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720148894.8U CN206471944U (en) | 2017-02-17 | 2017-02-17 | The rotor assembly of compressor, the electric machine assembly of compressor and compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206471944U true CN206471944U (en) | 2017-09-05 |
Family
ID=59707434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720148894.8U Active CN206471944U (en) | 2017-02-17 | 2017-02-17 | The rotor assembly of compressor, the electric machine assembly of compressor and compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206471944U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106712351A (en) * | 2017-02-17 | 2017-05-24 | 安徽美芝制冷设备有限公司 | Compressor rotor component, compressor motor component and compressor |
| CN109378931A (en) * | 2018-08-21 | 2019-02-22 | 北京长城华冠汽车科技股份有限公司 | The magnetization method and electric car of a kind of motor in electric automobile, motor in electric automobile |
-
2017
- 2017-02-17 CN CN201720148894.8U patent/CN206471944U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106712351A (en) * | 2017-02-17 | 2017-05-24 | 安徽美芝制冷设备有限公司 | Compressor rotor component, compressor motor component and compressor |
| CN109378931A (en) * | 2018-08-21 | 2019-02-22 | 北京长城华冠汽车科技股份有限公司 | The magnetization method and electric car of a kind of motor in electric automobile, motor in electric automobile |
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