CN206850592U - A kind of magnetic suspension rotor supporting system, magnetic suspension motor and dust catcher - Google Patents
A kind of magnetic suspension rotor supporting system, magnetic suspension motor and dust catcher Download PDFInfo
- Publication number
- CN206850592U CN206850592U CN201720698054.9U CN201720698054U CN206850592U CN 206850592 U CN206850592 U CN 206850592U CN 201720698054 U CN201720698054 U CN 201720698054U CN 206850592 U CN206850592 U CN 206850592U
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- Prior art keywords
- magnetic suspension
- motor
- bearing
- rotor supporting
- housing
- 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.)
- Withdrawn - After Issue
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- 239000000725 suspension Substances 0.000 title claims abstract description 102
- 230000008093 supporting effect Effects 0.000 title claims abstract description 50
- 239000000428 dust Substances 0.000 title claims abstract description 8
- 238000006073 displacement reaction Methods 0.000 claims abstract description 24
- 238000007667 floating Methods 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 13
- 238000005516 engineering process Methods 0.000 abstract description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 238000004140 cleaning Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000010358 mechanical oscillation Effects 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 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
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Abstract
It the utility model is related to motor technology field, more particularly to a kind of magnetic suspension rotor supporting system, magnetic suspension motor and the dust catcher provided with the motor.Magnetic suspension rotor supporting system includes housing, radial displacement transducer, radial magnetic bearing and axial magnetic suspension bearing；The radial displacement transducer, radial magnetic bearing and axial magnetic suspension bearing are co-axially located in housing；One end of arragement direction of the housing along the radial displacement transducer, radial magnetic bearing and axial magnetic suspension bearing is provided with opening, and for accommodating motor stator core, the other end, which is provided with, is used for the axis hole that armature spindle stretches out.The compact-sized production suitable for miniature motor, realize the modularized production of motor, number of parts is less during modularized production, the axiality of each part in magnetic suspension rotor supporting system can be ensured first, be advantageous to improve the overall coaxial precision of motor, production efficiency is improved, reduces cost.
Description
Technical field
It the utility model is related to motor technology field, more particularly to a kind of small-sized magnetic suspension rotor supporting system, magnetic
Floatation electric motor and the dust catcher provided with the motor.
Background technology
Miniature motor is the most common form for converting electrical energy into mechanical energy, is had in household electrical appliance and industrial circle
It is widely applied.Traditional motor mainly includes motor stator portion, rotor part, rotor supports bearing and casing
Part, coupled between motor stator portion and rotor part by mechanical bearing or Mechanical Contact be present, therefore electronics turns
Mechanical friction be present in sub- motion process.
Mechanical friction not only increases the frictional resistance of rotor, wears moving component, produces mechanical oscillation and noise, and
Part can be caused to generate heat, make lubricant degradation, serious meeting makes motor gas-gap uneven, heating in winding, temperature rise increase, from
And motor efficiency is reduced, it is final to shorten motor service life.And mechanical bearing needs lubricating oil to maintain, and so both influences electricity
The machine life-span is unfavorable for the cleaning of equipment again, therefore, in order to realize that the long-life of ultrahigh rotating speed operation and equipment, cleaning oil-free are necessary
Contactless supporting way, i.e. magnetic suspension supporting way are used in the motor.
Utility model content
(1) technical problems to be solved
The purpose of this utility model is to provide a kind of magnetic suspension rotor supporting system, solves magnetic suspension motor in the prior art
Miniaturization can not be realized, the problem of production cost is high；
Another object of the present utility model is to provide a kind of magnetic suspension motor, solves household electrical appliance and industry in the prior art
The miniature motor in field can not realize run at high speed, the problem of life-span is low.
(2) technical scheme
In order to solve the above-mentioned technical problem, the utility model provides a kind of magnetic suspension rotor supporting system, including housing,
Radial displacement transducer, radial magnetic bearing and axial magnetic suspension bearing；The radial displacement transducer, axial magnetic
Bearing and axial magnetic suspension bearing are co-axially located in housing；The housing is along the radial displacement transducer, radial direction magnetic
One end of the arragement direction of suspension bearing and axial magnetic suspension bearing is provided with opening, another for accommodating motor stator core
End, which is provided with, is used for the axis hole that armature spindle stretches out.
According to the utility model, the stepped setting in inner chamber of the housing, by the opening of the housing to the axle
The reduced diameter of step surfaces at different levels at hole；Chopped-off head step surface at the shell nozzle is used to fix motor stator core,
The radial displacement transducer, radial magnetic bearing and axial magnetic suspension bearing be individually fixed in the chopped-off head step surface with
On different step surfaces between axis hole, and the axial magnetic suspension bearing be located at the axis hole and the radial magnetic bearing it
Between.
According to the utility model, the housing is set using hollow out mode.
According to the utility model, the hull outside is provided with the support set along the opening of the housing to the direction of axis hole
Rib, the ribs are provided with a plurality of, and a plurality of ribs being provided at circumferentially spaced along the housing.
According to the utility model, it is close to be fixed with the final stage step surface of axis hole and is coaxially set with the radial magnetic bearing
That puts plays floating ring.
According to the utility model, described floating ring is mechanical bearing, graphite annulus or becket.
The utility model additionally provides a kind of magnetic suspension motor, including motor stator core, armature spindle and two are above-mentioned
Magnetic suspension rotor supporting system, two magnetic suspension rotor supporting systems are symmetricly set on the two of the motor stator core
Side, dock to form motor housing at the shell nozzle of two magnetic suspension rotor supporting systems；The rotor axle sleeve is located at two
In individual the magnetic suspension rotor supporting system and motor stator core, and the armature spindle and two magnetic suspension rotor supportings are
Gap is diametrically left between system and motor stator core；The output end of the armature spindle is by the magnetic suspension rotor branch
The axis hole for holding system stretches out；Also include being used for the shaft position sensor for measuring the armature spindle axial displacement.
According to the utility model, one end of the armature spindle is output end, and the other end is non-output end, the axial displacement
Sensor is fixed on corresponding to the non-output end at the axis hole of the magnetic suspension rotor supporting system.
According to the utility model, the housing link position of two magnetic suspension rotor supporting systems is interior provided with being engaged
Seam and male half coupling.
According to the utility model, the armature spindle at the motor stator core cooperation with being arranged with permanent magnet.
According to the utility model, sheath is coated with the outside of the permanent magnet.
According to the utility model, the sheath uses carbon fibre materials.
The utility model additionally provides a kind of dust catcher, including above-mentioned magnetic suspension motor.
(3) beneficial effect
Above-mentioned technical proposal of the present utility model has the following advantages that compared with prior art：
(1) the magnetic suspension rotor supporting system that the utility model embodiment provides is by radial displacement transducer, radial direction magnetcisuspension
Floating axle is held and axial magnetic suspension bearing is integrated into a housing, can be used for one end of supporting motor rotor axle, and structure is tight
The production gathered suitable for miniature motor；Two magnetic suspension rotor supporting system splicings are completed to the assembling of motor during use, it is real
Modularized production is showed, motors is formed compared to individually multiple assembling parts, number of parts is less during modularized production, can be first
First ensure the axiality of each part in magnetic suspension rotor supporting system, be advantageous to improve the overall coaxial precision of motor, improve
Production efficiency, reduces cost.
(2) magnetic suspension motor that the utility model embodiment provides using the splicing of two magnetic suspension rotor supporting systems and
Into, it is compact-sized, realize the non-contact support of motor rotor shaft, make its ultrahigh rotating speed, super steady, super geostationary operation turns into can
Can, and can realize long-life of equipment, cleaning oil-free, suitable for household electrical appliance and work departing from the limitation of mechanical bearing
Industry field back yard industry equipment etc..
Brief description of the drawings
Fig. 1 is the sectional view for the magnetic suspension rotor supporting system that the utility model embodiment provides；
Fig. 2 is the 3-D view that system is made in the magnetic suspension rotor that the utility model embodiment provides；
Fig. 3 is the sectional view for the magnetic suspension motor that the utility model embodiment provides；
Fig. 4 is the decomposition view for the magnetic suspension motor that the utility model embodiment provides.
In figure：101：Magnetic suspension rotor supporting system；1：Housing；2：Radial displacement transducer；3：Radial magnetic bearing；
4：Axial magnetic suspension bearing；5：Axis hole；6：Ribs；7：Play floating ring；8：Motor stator core；9：Armature spindle；10：Axial displacement
Sensor；11：Permanent magnet.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the embodiment of the utility model is clearly and completely described, it is clear that is retouched
The embodiment stated is part of the embodiment of the present utility model, rather than whole embodiments.Based on the reality in the utility model
Apply example, the every other embodiment that those of ordinary skill in the art are obtained on the premise of creative work is not made, all
Belong to the scope of the utility model protection.
As depicted in figs. 1 and 2, a kind of magnetic suspension rotor supporting system 101 that the utility model embodiment provides, including shell
Body 1, radial displacement transducer 2, radial magnetic bearing 3 and axial magnetic suspension bearing 4；Radial displacement transducer 2, radial direction magnetic
Suspension bearing 3 and axial magnetic suspension bearing 4 are co-axially located in housing 1；The radially displaced sensor 2 of housing 1, radial direction magnetic
One end of the arragement direction of suspension bearing 3 and axial magnetic suspension bearing 4 is provided with opening, for accommodating motor stator core 8, separately
One end, which is provided with, is used for the axis hole 5 that armature spindle 9 stretches out.The magnetic suspension rotor supporting system 101 that the utility model embodiment provides will
Radial displacement transducer 2, radial magnetic bearing 3 and axial magnetic suspension bearing 4 are integrated into a housing 1, can be used for
One end of supporting motor rotor axle 9, the compact-sized production suitable for miniature motor；By two magnetic suspension rotor branch during use
The assembling that motor is completed in the splicing of system 101 is held, realizes modularized production, motor is formed compared to individually multiple assembling parts,
Number of parts is less during modularized production, can ensure the axiality of each part in magnetic suspension rotor supporting system 101 first,
Be advantageous to improve the overall coaxial precision of motor, improve production efficiency, reduce cost.
Preferably, the stepped setting in the inner chamber of housing 1 in the present embodiment, it is at different levels to axis hole 5 by the opening of housing 1
The reduced diameter of step surface；The chopped-off head step surface of the opening of housing 1 is used to fix motor stator core 8, and radial displacement passes
Sensor 2, radial magnetic bearing 3 and axial magnetic suspension bearing 4 are individually fixed in the difference between chopped-off head step surface and axis hole 5
On step surface, and axial magnetic suspension bearing 4 is between axis hole 5 and radial magnetic bearing 3.Due to axial magnetic suspension bearing 4
The diameter of corresponding position armature spindle 9 is smaller, and motor stator core 8 is closer to if axial magnetic suspension bearing 4 is arranged on
Position, the diameter of axle change of armature spindle 9 can be caused excessive, influence the intensity of armature spindle 9 and service life, and due to radial direction magnetcisuspension
It is relevant with adsorption area that floating axle holds 3 buoyancy provided, and motor stator iron is closer to if axial magnetic suspension bearing 4 is arranged on
The position of core 8, radial magnetic bearing 3 set the remote position of relative distance motor stator core 8, are providing same buoyancy
In the case of, the thickness of radial magnetic bearing 3 for needing to set because the diameter of rotating shaft is small can increase.Therefore, the utility model is real
1 stepped setting of housing in example is applied, and axial magnetic suspension bearing 4 is arranged between radial magnetic bearing 3 and axis hole 5,
While ensure that motor performance, space can be further saved, makes structure compacter.
Preferably, housing 1 is set using hollow out mode in the present embodiment.By housing 1 be arranged to hollow out be advantageous to radiating,
Material is reduced, and is easy to cabling.Further, the outside of housing 1 is provided with along the opening of housing 1 to axis hole 5 in the present embodiment
The ribs 6 that direction is set, ribs 6 are provided with a plurality of, and being provided at circumferentially spaced along housing 1 of a plurality of ribs 6.Support is set
Rib 6 is advantageous to improve the intensity of housing 1.
Preferably, it is close to be fixed with the final stage step surface of axis hole 5 in the present embodiment and is coaxially set with radial magnetic bearing 3
That puts plays floating ring 7.Further, it can be mechanical bearing, graphite annulus or becket to play floating ring 7.Rise floating ring 7 and armature spindle 9 it
Between gap be less than gap between radial magnetic bearing 3 and armature spindle 9, armature spindle 9 floats when starting for stand-by motor
And the armature spindle 9 during support motor stopping, playing a part of support protection when armature spindle 9 shuts down and fallen.Need
It is bright, play the ring that floating ring 7 is not limited to above-mentioned several forms or other materials.In addition, play rising for floating ring 7
Floating effect can also directly be realized by axis hole 5, no longer set and individually play floating ring 7, but because housing 1 is typically using modeling
Material is made, and intensity and hardness are all difficult to ensure that to support for a long time and protect armature spindle 9.
The utility model embodiment additionally provides a kind of magnetic suspension motor, as shown in Figure 3 and Figure 4, including motor stator iron
Core 8, armature spindle 9 and two magnetic suspension rotor supporting systems 101, two magnetic suspension rotor supporting systems 101 are symmetricly set on
The both sides of motor stator core 8, the opening of housing 1 of two magnetic suspension rotor supporting systems 101 dock to form motor housing；Turn
Sub- axle 9 is set in two magnetic suspension rotor supporting systems 101 and motor stator core 8, and armature spindle 9 and two magnetic suspension
Gap is diametrically left between rotor-bearing system 101 and motor stator core 8；The output end of armature spindle 9 is by magnetcisuspension
The axis hole 5 of floating rotor-bearing system 101 stretches out；Also include being used for the shaft position sensor 10 for measuring the axial displacement of armature spindle 9.
When motor does not work, rotor falls on floating ring 7 is played, and when being not provided with floating ring 7, directly falls on the axis hole 5 of housing 1, starts
During work, according to the test position of radial displacement transducer 2 and shaft position sensor 10 to radial magnetic bearing 3 and axially
Magnetic suspension bearing 4 carries out active control, is turned by controlling the suction of radial magnetic bearing 3 and axial magnetic suspension bearing 4 to reach
The suspension of sub- axle 9, by the output end output torque of armature spindle 9, start working.In motor power cut-off, motor stops first
Output torque, armature spindle 9 are stopped in suspended state reduction of speed to zero, then magnetic suspension bearing, and armature spindle 9 has dropped back into trim
Put.The high speed magnetic suspension motor that the utility model embodiment provides is spliced using two magnetic suspension rotor supporting systems 101,
It is compact-sized, realize the non-contact support of motor rotor shaft 9, make its ultrahigh rotating speed, super steady, super geostationary operation turns into can
Can, and can realize long-life of equipment, cleaning oil-free, suitable for household electrical appliance and work departing from the limitation of mechanical bearing
Industry field back yard industry equipment etc..
Preferably, one end of armature spindle 9 is output end in the present embodiment, and the other end is non-output end, and axial displacement senses
Device 10 is fixed at the axis hole 5 of magnetic suspension rotor supporting system 101 corresponding to non-output end.Shaft position sensor 10 is fixed on
The non-output end of armature spindle 9, the space being not take up in housing 1, overall structure are compacter.
Preferably, the link position of housing 1 of two magnetic suspension rotor supporting systems 101 is provided with what is be engaged in the present embodiment
Inner stopper and male half coupling.By the inner stopper and male half coupling of setting be engaged can two accurate positionings of housing 1, be advantageous to
Keep the axiality of two magnetic suspension rotor supporting systems 101.Connection between two housings 1 can be connected by pin,
Can also be the modes such as bonding, threaded connection.
Preferably, it is arranged with permanent magnet 11 at armature spindle 9 and the cooperation of motor stator core 8 in the present embodiment.Permanent magnet 11
Rotor assembly common rotation is formed with armature spindle 9, the motor is turned into magneto, compared to common electric machine, permanent magnet 11 accounts for
Small with space, structure is compacter.Further, the outside of permanent magnet 11 is coated with sheath in the present embodiment.Sheath is set to keep away
Exempt from permanent magnet 11 to rupture under the action of the centrifugal force, improve the service life of permanent magnet 11.Specifically, armature spindle 9 in the present embodiment
The permeability magnetic material of high intensity, such as 40Cr, 40CrNiMo etc. can be used.Sheath uses high intensity non-magnet_conductible material such as carbon fiber,
3J40, GH4169.The lightweight of motor is ensure that to a greater extent using the carbon fibre materials of high-strength low-density.Radial direction magnetcisuspension
Floating magnetic bearing motor stator core 8 uses high permeability material such as silicon steel, electrical pure iron, 1J50,1J22.
The utility model embodiment additionally provides a kind of dust catcher, including above-mentioned magnetic suspension motor.Improve dust catcher
Service life, reduce noise, improve systematic function.
Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：
It can still modify to the technical scheme described in foregoing embodiments, or which part technical characteristic is carried out etc.
With replacement；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the utility model technology
The spirit and scope of scheme.
Claims (13)
- A kind of 1. magnetic suspension rotor supporting system, it is characterised in that：Including housing, radial displacement transducer, axial magnetic axle Hold and axial magnetic suspension bearing；The radial displacement transducer, radial magnetic bearing and axial magnetic suspension bearing are co-axially located in housing；Arragement direction of the housing along the radial displacement transducer, radial magnetic bearing and axial magnetic suspension bearing One end is provided with opening, and for accommodating motor stator core, the other end, which is provided with, is used for the axis hole that armature spindle stretches out.
- 2. magnetic suspension rotor supporting system according to claim 1, it is characterised in that：The inner chamber of the housing is stepped Set, by the housing opening to axis hole step surfaces at different levels reduced diameter；At the shell nozzle Chopped-off head step surface is used to fix motor stator core, the radial displacement transducer, radial magnetic bearing and axial magnetcisuspension Floating axle is held on the different step surfaces being individually fixed between the chopped-off head step surface and axis hole, and the axial magnetic suspension bearing position Between the axis hole and the radial magnetic bearing.
- 3. magnetic suspension rotor supporting system according to claim 1, it is characterised in that：The housing is set using hollow out mode Put.
- 4. magnetic suspension rotor supporting system according to claim 3, it is characterised in that：The hull outside is provided with along described The ribs that the opening of housing is set to the direction of axis hole, the ribs are provided with a plurality of, and a plurality of ribs are described in Housing is provided at circumferentially spaced.
- 5. magnetic suspension rotor supporting system according to claim 1, it is characterised in that：It is close on the final stage step surface of axis hole It is fixed with and plays floating ring with what the radial magnetic bearing was coaxially disposed.
- 6. magnetic suspension rotor supporting system according to claim 5, it is characterised in that：Described floating ring be mechanical bearing, Graphite annulus or becket.
- A kind of 7. magnetic suspension motor, it is characterised in that：Including motor stator core, armature spindle and two such as claim 1-6 Magnetic suspension rotor supporting system described in any one, two magnetic suspension rotor supporting systems, which are separately positioned on the motor, to be determined The both sides of sub- iron core, dock to form motor housing at the shell nozzle of two magnetic suspension rotor supporting systems；The rotor axle sleeve is located in two the magnetic suspension rotor supporting systems and motor stator core, and the armature spindle Gap is diametrically left between two magnetic suspension rotor supporting systems and motor stator core；The output end of the armature spindle is stretched out by the axis hole of the magnetic suspension rotor supporting system；Also include being used for the shaft position sensor for measuring the armature spindle axial displacement.
- 8. magnetic suspension motor according to claim 7, it is characterised in that：One end of the armature spindle is output end, another Hold and be fixed on the magnetic suspension rotor supporting system corresponding to the non-output end for non-output end, the shaft position sensor Axis hole at.
- 9. magnetic suspension motor according to claim 7, it is characterised in that：The shell of two magnetic suspension rotor supporting systems Body link position is provided with the inner stopper and male half coupling being engaged.
- 10. magnetic suspension motor according to claim 7, it is characterised in that：The armature spindle and the motor stator core Permanent magnet is arranged with cooperation.
- 11. magnetic suspension motor according to claim 10, it is characterised in that：Sheath is coated with the outside of the permanent magnet.
- 12. magnetic suspension motor according to claim 11, it is characterised in that：The sheath uses carbon fibre materials.
- A kind of 13. dust catcher, it is characterised in that：Including the magnetic suspension motor as described in claim any one of 7-12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720698054.9U CN206850592U (en) | 2017-06-15 | 2017-06-15 | A kind of magnetic suspension rotor supporting system, magnetic suspension motor and dust catcher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720698054.9U CN206850592U (en) | 2017-06-15 | 2017-06-15 | A kind of magnetic suspension rotor supporting system, magnetic suspension motor and dust catcher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206850592U true CN206850592U (en) | 2018-01-05 |
Family
ID=60800112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720698054.9U Withdrawn - After Issue CN206850592U (en) | 2017-06-15 | 2017-06-15 | A kind of magnetic suspension rotor supporting system, magnetic suspension motor and dust catcher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206850592U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107124069A (en) * | 2017-06-15 | 2017-09-01 | 深圳麦格动力技术有限公司 | A kind of magnetic suspension rotor supporting system, magnetic suspension motor and dust catcher |
| CN113323964A (en) * | 2021-06-25 | 2021-08-31 | 三一汽车起重机械有限公司 | Slewing bearing structure, slewing table and working machine |
| CN115589089A (en) * | 2022-11-28 | 2023-01-10 | 山东天瑞重工有限公司 | Magnetic suspension disk type motor |
-
2017
- 2017-06-15 CN CN201720698054.9U patent/CN206850592U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107124069A (en) * | 2017-06-15 | 2017-09-01 | 深圳麦格动力技术有限公司 | A kind of magnetic suspension rotor supporting system, magnetic suspension motor and dust catcher |
| CN107124069B (en) * | 2017-06-15 | 2023-11-10 | 北京昆腾迈格技术有限公司 | Magnetic suspension rotor supporting system, magnetic suspension motor and dust collector |
| CN113323964A (en) * | 2021-06-25 | 2021-08-31 | 三一汽车起重机械有限公司 | Slewing bearing structure, slewing table and working machine |
| CN115589089A (en) * | 2022-11-28 | 2023-01-10 | 山东天瑞重工有限公司 | Magnetic suspension disk type motor |
| CN115589089B (en) * | 2022-11-28 | 2023-02-28 | 山东天瑞重工有限公司 | Magnetic suspension disc type motor |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200521 Address after: 100095 Unit 301-B146, Building 17, No. 3 Gaolizhang Road, Haidian District, Beijing Patentee after: Beijing Kuntengmig Technology Co.,Ltd. Address before: 518000 1B1704, Jinji Road, Nanshan street, Shenzhen, Guangdong, Nanshan District 1, China Patentee before: SHENZHEN MAGNETIC POWER TECHNOLOGY Co.,Ltd. |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180105 Effective date of abandoning: 20231110 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20180105 Effective date of abandoning: 20231110 |