CN110149022A - A kind of dissection type magnetic suspension bearing motor - Google Patents
A kind of dissection type magnetic suspension bearing motor Download PDFInfo
- Publication number
- CN110149022A CN110149022A CN201910595683.2A CN201910595683A CN110149022A CN 110149022 A CN110149022 A CN 110149022A CN 201910595683 A CN201910595683 A CN 201910595683A CN 110149022 A CN110149022 A CN 110149022A
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- CN
- China
- Prior art keywords
- magnetic
- bearing
- bearing portion
- stator
- magnetic axis
- Prior art date
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- Pending
Links
- 239000000725 suspension Substances 0.000 title claims abstract description 35
- 238000002224 dissection Methods 0.000 title claims abstract description 21
- 238000009434 installation Methods 0.000 claims description 3
- 238000003475 lamination Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/15—Mounting arrangements for bearing-shields or end plates
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/08—Structural association with bearings
- H02K7/09—Structural association with bearings with magnetic bearings
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Abstract
The present invention provides a kind of dissection type magnetic suspension bearing motors, including electric machine casing；It is hollow cylinder in the middle part of electric machine casing, electric machine casing left and right ends are equipped with semicircular mounting groove；Front end magnetic axis bearing portion dress and rear end magnetic axis bearing portion dress are respectively equipped on two mounting grooves；Rear end magnetic axis bearing portion load spindle is filled to bearing portion；Motor stator is equipped in the middle part of electric machine casing；Rotor sequentially passes through front end magnetic axis bearing portion dress, motor stator, rear end magnetic axis bearing portion dress and axial axis bearing portion dress.A kind of dissection type magnetic suspension bearing motor of the present invention, is used cooperatively magnetic bearing stator top, magnetic bearing stator lower part and magnetic axis pressure cap；When solving magnetic suspension motor and carrying out magnetic bearing assembly, the problem of lamination is easy to produce scratch to rotor on magnetic bearing stator, the stability of sensor signal output is improved, to further ensure magnetic suspension high speed motor reliability of operation.
Description
Technical field
The invention belongs to magnetic suspension motor fields, more particularly, to a kind of dissection type magnetic suspension bearing motor.
Background technique
The magnetic suspension bearing of existing magnetic-suspension high-speed magneto, generallys use overall structure, magnetic suspension bearing is determined
Sub-component is integrally assembled in a circumferentially closed annulus type bearing support, and magnetic suspension bearing stator module is overall structure, because
Magnetic suspension bearing must be axially across rotor when this assembly, but has permanent magnetism on the rotor of common magnetic-suspension high-speed magneto
Structure makes rotor have very strong magnetic force, and damage rotor surface is very easy to when assembling magnetic suspension bearing, is influenced
The signal quality of sensor, and then influence the performance of magnetic suspension motor.
Summary of the invention
In view of this, the present invention is directed to propose a kind of dissection type magnetic suspension bearing motor, is used cooperatively on magnetic bearing stator
Portion, magnetic bearing stator lower part and magnetic axis pressure cap；When solving magnetic suspension motor progress magnetic bearing assembly, folded on magnetic bearing stator
The problem of piece is easy to produce scratch to rotor improves the stability of sensor signal output, to further ensure
Magnetic suspension high speed motor reliability of operation.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
A kind of dissection type magnetic suspension bearing motor, including electric machine casing；It is hollow cylinder, motor casing in the middle part of electric machine casing
Body left and right ends are equipped with semicircular mounting groove；Front end magnetic axis bearing portion dress and rear end magnetic bearing are respectively equipped on two mounting grooves
Portion's dress；Rear end magnetic axis bearing portion load spindle is filled to bearing portion；Motor stator is equipped in the middle part of electric machine casing；Rotor sequentially passes through
Front end magnetic axis bearing portion dress, motor stator, rear end magnetic axis bearing portion dress and axial axis bearing portion dress；
Front end magnetic axis bearing portion dress and rear end magnetic axis bearing portion dress include: magnetic bearing upper cover, magnetic bearing lower cover, magnetic bearing stator
Top, magnetic bearing stator lower part and magnetic axis pressure cap；Magnetic bearing stator top is fixedly connected with magnetic bearing upper cover, under magnetic bearing stator
Portion is fixedly connected with magnetic bearing lower cover, and magnetic bearing lower cover is arranged in corresponding mounting groove, and magnetic bearing upper cover is fixedly connected with magnetic bearing
Lower cover upper end, magnetic axis pressure cap are arranged in tops on magnetic bearing and are fixedly connected with the positioning end face on mounting groove, and magnetic bearing is fixed
Sub- top and magnetic bearing stator lower part form circular ring shape.
Further, front end magnetic axis bearing portion dress outside is equipped with front-end protection bearing, and rotor passes through front-end protection bearing.
Further, rear end magnetic axis bearing portion dress outside is equipped with rear end and protects bearing, and rotor passes through rear end and protects bearing.
Further, lid is equipped with connecting hole on magnetic bearing, and magnetic bearing upper cover is fixed with magnetic bearing lower cover by connecting hole
Connection.
Further, magnetic axis pressure cap both ends are equipped with fixation hole, and magnetic axis pressure cap passes through on two fixation holes and mounting groove
Two positioning end faces correspondence be fixedly connected.
Compared with the existing technology, a kind of dissection type magnetic suspension bearing motor of the present invention, has the advantage that
A kind of dissection type magnetic suspension bearing motor of the present invention, is used cooperatively magnetic bearing stator top, magnetic bearing stator lower part
And magnetic axis pressure cap；When solving magnetic suspension motor progress magnetic bearing assembly, lamination is easy rotor on magnetic bearing stator
Scratch is led to the problem of, the stability of sensor signal output is improved, to further ensure magnetic suspension high speed motor fortune
Capable reliability.
Detailed description of the invention
The attached drawing for constituting a part of the invention is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.
In the accompanying drawings:
Fig. 1 is a kind of dissection type magnetic suspension bearing motor structural schematic diagram of the embodiment of the present invention；
Fig. 2 is a kind of dissection type magnetic suspension bearing motor electric machine casing schematic diagram of the embodiment of the present invention；
Fig. 3 is a kind of dissection type magnetic suspension bearing motor magnetic bearing stator schematic diagram of the embodiment of the present invention；
Fig. 4 is that a kind of dissection type magnetic suspension bearing motor magnetic bearing upper cover of the embodiment of the present invention and magnetic bearing lower cover are illustrated
Figure；
Fig. 5 is a kind of dissection type magnetic suspension bearing motor magnetic axis pressure cap schematic diagram of the embodiment of the present invention.
Description of symbols:
1- front-end protection bearing；2- magnetic bearing upper cover；3- magnetic bearing stator module；4- magnetic axis pressure cap；5- rotor；
6- electric machine casing；7- motor stator；Protect bearing in the rear end 11-；12- magnetic bearing lower cover；13- magnetic bearing stator top；14- magnetic axis
Hold stator lower part；The front end 110- magnetic axis bearing portion dress；The rear end 120- magnetic axis bearing portion dress；130- axial axis bearing portion dress；101- positioning end
Face；102- connecting hole；103- fixation hole；201- bearing stack of laminations edge；202- split surface.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply phase
To importance or implicitly indicate the quantity of indicated technical characteristic.The feature for defining " first ", " second " etc. as a result, can
To explicitly or implicitly include one or more of the features.In the description of the present invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
As shown in Figs. 1-5, a kind of dissection type magnetic suspension bearing motor, including electric machine casing 6；It is empty in the middle part of electric machine casing 6
The heart is cylindrical, and 6 left and right ends of electric machine casing are equipped with semicircular mounting groove；Front end magnetic bearing is respectively equipped on two mounting grooves
Portion fill 110 and rear end magnetic axis bearing portion fill 120；Rear end magnetic axis bearing portion fills 120 connection axial direction bearing portions and fills 130；6 middle part of electric machine casing
Equipped with motor stator 7；Rotor 5 sequentially passes through that front end magnetic axis bearing portion fills 110, motor stator 7, rear end magnetic axis bearing portion fills 120
And axial axis bearing portion fills 130；
Front end magnetic axis bearing portion fill 110 and rear end magnetic axis bearing portion fill 120 include: magnetic bearing upper cover 2, magnetic bearing lower cover 12,
Magnetic bearing stator top 13, magnetic bearing stator lower part 14 and magnetic axis pressure cap 4；Magnetic bearing stator top 13 is fixedly connected with magnetic bearing
Upper cover 2, magnetic bearing stator lower part 14 are fixedly connected with magnetic bearing lower cover 12, and magnetic bearing lower cover 12 is arranged in corresponding mounting groove,
Magnetic bearing upper cover 2 is fixedly connected with 12 upper end of magnetic bearing lower cover, and the setting of magnetic axis pressure cap 4 is in 2 top of magnetic bearing upper cover and mounting groove
On positioning end face 101 be fixedly connected, magnetic bearing stator top 13 and magnetic bearing stator lower part 14 form circular ring shape.
In actual use of the invention, rotor 5 is encased in motor stator 7 first, further magnetic bearing
Lower cover 12 is put into corresponding mounting groove, flushes split surface 202 with the positioning end face 101 of electric machine casing 6, then magnetic axis
Upper cover 2 is held to be installed on magnetic bearing lower cover 12, it is fixed by connecting hole 102, magnetic axis pressure-bearing further is installed in magnetic bearing upper cover 2
Lid 4, and be fixed by fixation hole 103, realize that the closure between magnetic bearing upper cover 2 and magnetic bearing lower cover 12 is fixed, at this time
Rotor 5 passes through between magnetic bearing lower cover 12 and magnetic bearing upper cover 2；Front end magnetic axis bearing portion fills 110 and rear end magnetic axis bearing portion
Filling 120 is above-mentioned mounting means, this dissection type magnetic bearing structure, it is possible to prevente effectively from when installation magnetic bearing, magnetic axis
Hold scuffing of the bearing stack of laminations edge 201 to 5 surface of rotor on stator module 3.
As shown in Figs. 1-5, magnetic axis bearing portion in front end fills 110 outsides and is equipped with front-end protection bearing 1, and rotor 5 passes through front end
Protect bearing 1.
As shown in Figs. 1-5, magnetic axis bearing portion in rear end fills 120 outsides and is equipped with rear end protection bearing 11, and rotor 5 passes through rear end
Protect bearing 11.
As shown in Figs. 1-5, magnetic bearing upper cover 2 is equipped with connecting hole 102, and magnetic bearing upper cover 2 passes through with magnetic bearing lower cover 12
Connecting hole 102 is fixedly connected.
As shown in Figs. 1-5,4 both ends of magnetic axis pressure cap are equipped with fixation hole 103, and magnetic axis pressure cap 4 passes through two fixation holes 103
End face 101 is corresponding is fixedly connected with two positioning on mounting groove.
Being symmetrical arranged for two fixation holes 103, ensure that 4 diameter of magnetic axis pressure cap is pressed downward the stabilization of effect.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (5)
1. a kind of dissection type magnetic suspension bearing motor, it is characterised in that: including electric machine casing (6)；In the middle part of the electric machine casing (6)
It is hollow cylinder, electric machine casing (6) left and right ends are equipped with semicircular mounting groove；On two mounting grooves respectively
Equipped with front end magnetic axis bearing portion dress (110) and rear end magnetic axis bearing portion dress (120)；Rear end magnetic axis bearing portion dress (120) connection is axial
Bearing portion fills (130)；Motor stator (7) are equipped in the middle part of the electric machine casing (6)；Rotor (5) sequentially passes through the front end
Magnetic axis bearing portion fills (110), the motor stator (7), rear end magnetic axis bearing portion dress (120) and axial axis bearing portion dress
(130)；
The front end magnetic axis bearing portion dress (110) and rear end magnetic axis bearing portion dress (120) include: magnetic bearing upper cover (2), magnetic axis
Hold lower cover (12), magnetic bearing stator top (13), magnetic bearing stator lower part (14) and magnetic axis pressure cap (4)；The magnetic bearing is fixed
Sub- top (13) is fixedly connected with the magnetic bearing upper cover (2), and magnetic bearing stator lower part (14) is fixedly connected with the magnetic bearing
Lower cover (12), the magnetic bearing lower cover (12) are arranged in the corresponding mounting groove, and the magnetic bearing upper cover (2) is fixedly connected
Magnetic bearing lower cover (12) upper end, magnetic axis pressure cap (4) setting is at magnetic bearing upper cover (2) top and the installation
Positioning end face (101) on slot is fixedly connected, magnetic bearing stator top (13) and magnetic bearing stator lower part (14) group
At circular ring shape.
2. a kind of dissection type magnetic suspension bearing motor according to claim 1, it is characterised in that: the front end magnetic axis bearing portion
It fills and is equipped with front-end protection bearing (1) on the outside of (110), the rotor (5) passes through the front-end protection bearing (1).
3. a kind of dissection type magnetic suspension bearing motor according to claim 1, it is characterised in that: the rear end magnetic axis bearing portion
It fills and is equipped with rear end protection bearing (11) on the outside of (120), the rotor (5) passes through rear end protection bearing (11).
4. a kind of dissection type magnetic suspension bearing motor according to claim 1, it is characterised in that: the magnetic bearing upper cover
(2) connecting hole (102) are equipped with, the magnetic bearing upper cover (2) and the magnetic bearing lower cover (12) pass through the connecting hole (102)
It is fixedly connected.
5. a kind of dissection type magnetic suspension bearing motor according to claim 1, it is characterised in that: the magnetic axis pressure cap
(4) both ends are equipped with fixation hole (103), and the magnetic axis pressure cap (4) passes through on two fixation holes (103) and the mounting groove
The two positioning end faces (101) correspondences be fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910595683.2A CN110149022A (en) | 2019-07-03 | 2019-07-03 | A kind of dissection type magnetic suspension bearing motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910595683.2A CN110149022A (en) | 2019-07-03 | 2019-07-03 | A kind of dissection type magnetic suspension bearing motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110149022A true CN110149022A (en) | 2019-08-20 |
Family
ID=67596846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910595683.2A Pending CN110149022A (en) | 2019-07-03 | 2019-07-03 | A kind of dissection type magnetic suspension bearing motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110149022A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101026319A (en) * | 2006-02-22 | 2007-08-29 | 日本电产株式会社 | Spindle motor |
| CN101571160A (en) * | 2008-05-04 | 2009-11-04 | 卓向东 | Rotating ring distortion magnetic suspension bearing and rotating shaft thereof |
| CN104508957A (en) * | 2012-05-31 | 2015-04-08 | 曼柴油机和涡轮机欧洲股份公司 | End plate for an electric machine, electric machine and method for assembling an electric machine |
| CN107061492A (en) * | 2017-04-20 | 2017-08-18 | 北京航空航天大学 | A kind of spherical magnetic suspension bearing apparatus |
| CN107979214A (en) * | 2017-12-28 | 2018-05-01 | 南京磁谷科技有限公司 | The mounting structure of anticollision thrust disc in a kind of magnetic suspension motor rotor |
| CN209805568U (en) * | 2019-07-03 | 2019-12-17 | 天津飞旋科技有限公司 | Split type magnetic suspension bearing motor |
-
2019
- 2019-07-03 CN CN201910595683.2A patent/CN110149022A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101026319A (en) * | 2006-02-22 | 2007-08-29 | 日本电产株式会社 | Spindle motor |
| CN101571160A (en) * | 2008-05-04 | 2009-11-04 | 卓向东 | Rotating ring distortion magnetic suspension bearing and rotating shaft thereof |
| CN104508957A (en) * | 2012-05-31 | 2015-04-08 | 曼柴油机和涡轮机欧洲股份公司 | End plate for an electric machine, electric machine and method for assembling an electric machine |
| CN107061492A (en) * | 2017-04-20 | 2017-08-18 | 北京航空航天大学 | A kind of spherical magnetic suspension bearing apparatus |
| CN107979214A (en) * | 2017-12-28 | 2018-05-01 | 南京磁谷科技有限公司 | The mounting structure of anticollision thrust disc in a kind of magnetic suspension motor rotor |
| CN209805568U (en) * | 2019-07-03 | 2019-12-17 | 天津飞旋科技有限公司 | Split type magnetic suspension bearing motor |
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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 | ||
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| CB02 | Change of applicant information |
Address after: 300457 Block D, No. 90, 12th Avenue, Binhai New Area Development Zone, Tianjin Applicant after: Tianjin Feixuan Technology Co.,Ltd. Address before: 300457 Block D, No. 90, 12th Avenue, Binhai New Area Development Zone, Tianjin Applicant before: TIANJIN EMAGING TECHNOLOGY Co.,Ltd. |