CN205882925U - Disk type motor's magnetic suspension bearing - Google Patents
Disk type motor's magnetic suspension bearing Download PDFInfo
- Publication number
- CN205882925U CN205882925U CN201620675021.8U CN201620675021U CN205882925U CN 205882925 U CN205882925 U CN 205882925U CN 201620675021 U CN201620675021 U CN 201620675021U CN 205882925 U CN205882925 U CN 205882925U
- Authority
- CN
- China
- Prior art keywords
- magnetic
- gear ring
- annular
- ring gear
- boots
- 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- Withdrawn - After Issue
Links
Landscapes
- Magnetic Bearings And Hydrostatic Bearings (AREA)
Abstract
The utility model discloses a disk type motor's magnetic suspension bearing, this suspension bearing by permanent -magnetic clamp cover, annular magnetic boots, firstly decide ring gear and first and move the ring gear and constitute the axial magnetism suspension bearing who acts on the magnetic conduction and lead to the axle, decide ring gear and second by permanent -magnetic clamp cover, second and the 3rd annular magnetic boots, second and move the ring gear and constitute the radial magnetism suspension bearing who acts on the flywheel. The magnetic current body is packed and is decided the ring gear and move between the annular dogtooth of ring gear at each, not only can keep magnetic current body evenly distributed, can also the permanent -magnetic clamp cover effect of strong magnetism down, make and respectively decide to produce extremely strong pulling force between ring gear and the corresponding magnetic current body that moves the ring gear, this pulling force damping magnetic conduction leads to the axle to be controlled and reciprocates with permanent magnet rotor, logical of messenger's magnetic conduction and permanent magnet rotor reach the magnetic suspension state simultaneously. The utility model has the advantages of novel structure, the reliable and stable salient of suspension effect.
Description
Technical field
This utility model belongs to disc type electric machine, particularly relates to the magnetic suspension bearing of a kind of disc type electric machine.
Background technology
The application for a patent for invention ' bimorph transducer alternating current motor flywheel power accumulator ' of application number CN201010573714.3 discloses
Techniques below scheme: a kind of bimorph transducer alternating current motor flywheel power accumulator, flywheel upper and lower side axle is provided with the first high-speed bearing, and each first
High-speed bearing has supported upper and lower jackshaft respectively, and each upper and lower jackshaft is respectively equipped with the second high-speed bearing, each second high-speed bearing
Being respectively supported at case inside upper and lower end face, described flywheel upper and lower end face symmetry is inlayed and is fixed with annular permanent magnet rotor, and annular is forever
Magnet rotor upper and lower end face is magnetic pole, and two rotor same polarities are relative, and described case inside upper and lower end face is respectively equipped with and respective annular
The stator core being made up of circular ferrite that p-m rotor is corresponding, housing is provided with the binding post connecting each stator winding, respectively
Stator core and stator winding thereof respectively constitute exchange disc type electric machine with corresponding rotor.This accumulator is driven by exchanging disc type electric machine
Dynamic flywheel, overcomes unidirectional current brush sliding contact disadvantage, but uses double high-speed bearing series arrangement, be only capable of making flywheel with twice
Running up most in high-speed bearing.
Summary of the invention
The purpose of this utility model is the double high-speed bearing strings in order to solve aforementioned bimorph transducer alternating current motor flywheel power accumulator
Linking structure is only capable of making flywheel to double the technical problem run up most of high-speed bearing, and provides the magnetic of a kind of disc type electric machine
Suspension bearing.
This utility model takes techniques below scheme for achieving the above object: the magnetic fluid magnetic suspension bearing of disc type electric machine,
Including the housing of disc type electric machine, magnetic conduction axis, the high-speed bearing at magnetic conduction axis two ends and the p-m rotor being fixed on magnetic conduction axis,
Feature is, the bearing block being arranged at housing is provided with the permanent magnetism ring set that ring magnetic conduction axis is fixing, and described permanent-magnetic clamp overlaps upper and lower two ends and divides
Not being provided with first annular magnetic boots and the second annular magnetic boots, first annular magnetic boots are provided with first corresponding with magnetic conduction axis and determine tooth
Circle, the second annular magnetic boots are provided with second corresponding with p-m rotor upper surface and determine gear ring, and magnetic conduction axis is provided with determines tooth with first
Enclosing symmetrically arranged first and move gear ring, p-m rotor upper surface is provided with the threeth annular magnetic boots corresponding with the second annular magnetic boots,
3rd annular magnetic boots are provided with to be determined gear ring symmetrically arranged second with second and moves gear ring, described each determine gear ring and dynamic gear ring respectively by etc.
Spaced annular double wedge is constituted, and is separately filled with magnetic fluid between each each annular double wedge determine gear ring and dynamic gear ring, described
The cylindrical of high-speed bearing and the fit clearance of its bearing block are 0.4 to 0.5mm.
This utility model may also take on techniques below measure:
Described annular double wedge facewidth 0.4-0.5mm determining gear ring and dynamic gear ring, tooth depth 2-2.2mm, annular double wedge between
Every 2.3-2.6mm.
The beneficial effects of the utility model and advantage are: this magnetic suspension bearing by permanent magnetism ring set, first annular magnetic boots,
Certain gear ring and first moves gear ring and constitutes the axial magnetic suspension bearing acting on magnetic conduction axis, by permanent magnetism ring set, second and the 3rd
Annular magnetic boots, second determine gear ring and second and move gear ring and constitute and act on the radial magnetic bearing of flywheel.Magnetic fluid is filled in respectively
Determine between gear ring and the annular double wedge of dynamic gear ring, be possible not only to keep magnetic fluid to be uniformly distributed, it is also possible at the permanent-magnetic clamp of strong magnetic
Under set effect, make to produce extremely strong pulling force between each magnetic fluid determining gear ring and corresponding dynamic gear ring, this pulling force damping magnetic conduction axis and
About p-m rotor and move up and down, make magnetic conduction axis and p-m rotor reach magnetic suspension state simultaneously.High-speed bearing can be kept away
Exempt from electromagnetic suspension bearing generation machinery and sweep thorax, there is moment centralizing function, meanwhile, when p-m rotor ultrahigh speed rotates, at electricity
The outer shroud of the lower high-speed bearing of the effect of magnetic suspension bearing can completely disengage from its bearing block and be more beneficial for the super of p-m rotor
High speed rotating.This utility model has the outstanding advantages that novel structure, suspension effect are reliable and stable.
Accompanying drawing explanation
Accompanying drawing 1 is the magnetic suspension bearing embodiment 1 structural profile schematic diagram of disc type electric machine.
Labelling in figure: 1 base, 2 upper covers, 3 p-m rotors, 4 permanent magnetism ring sets, 5 first annular magnetic boots, 6 first determine gear ring, and 7
First moves gear ring, 8 magnetic conduction axises, 9 high-speed bearings, 10 second annular magnetic boots, and 11 second determine gear ring, and 12 second move gear ring, and 13
Three annular magnetic boots, 14 rotor permanent magnets, 15 stators.
Detailed description of the invention
This utility model is further illustrated below in conjunction with embodiment and accompanying drawing thereof.
Embodiment as shown in Figure 1, the housing of disc type electric machine is made up of base 1 and upper cover 2, is arranged at upper cover 2 bearing block and sets
Having the fixing permanent magnetism ring set 3 of ring magnetic conduction axis 8, this permanent magnetism ring set 3 upper end is provided with first annular magnetic boots 5, and lower end is provided with the second ring
Shape magnetic boots 10.
First annular magnetic boots 5 are provided with first corresponding with magnetic conduction axis 8 and determine gear ring 6, the second annular magnetic boots 10 be provided with
What p-m rotor 3 upper surface was corresponding second determines gear ring 11.
Magnetic conduction axis 8 is provided with to be determined gear ring 6 symmetrically arranged first with first and moves gear ring 7, p-m rotor 3 upper surface be provided with
The 3rd annular magnetic boots 13 that second annular magnetic boots 10 are corresponding.
3rd annular magnetic boots 13 are provided with to be determined gear ring 11 symmetrically arranged second with second and moves gear ring 12.
In figure, each determine gear ring and dynamic gear ring is made up of the annular double wedge arranged at equal intervals respectively, each determine gear ring and dynamic gear ring
Each annular double wedge between be separately filled with the magnetic fluid (not shown) of colloidal state.Each annular double wedge facewidth determining gear ring and dynamic gear ring
0.4-0.5mm, tooth depth 2-2.2mm, be spaced 2.3-2.6mm between annular double wedge.
In figure, the cylindrical of the high-speed bearing 9 at magnetic conduction axis 8 two ends and the fit clearance of its bearing block are 0.4 to 0.5mm.
Claims (2)
1. the magnetic liquid suspension bearing of disc type electric machine, including the housing of disc type electric machine, magnetic conduction axis, the high speed at magnetic conduction axis two ends
Bearing and the p-m rotor being fixed on magnetic conduction axis, it is characterised in that: the bearing block being arranged at housing is provided with ring magnetic conduction axis admittedly
Fixed permanent magnetism ring set, described permanent-magnetic clamp set is respectively arranged at two ends with first annular magnetic boots and the second annular magnetic boots up and down, first annular
Magnetic boots are provided with first corresponding with magnetic conduction axis and determine gear ring, and the second annular magnetic boots are provided with corresponding with p-m rotor upper surface
Second determines gear ring, and magnetic conduction axis is provided with to be determined gear ring symmetrically arranged first with first and move gear ring, p-m rotor upper surface be provided with
The 3rd annular magnetic boots that second annular magnetic boots are corresponding, the 3rd annular magnetic boots are provided with to be determined gear ring symmetrically arranged second with second and moves
Gear ring, described each determines gear ring and dynamic gear ring is made up of the annular double wedge arranged at equal intervals respectively, each determines each of gear ring and dynamic gear ring
Be separately filled with magnetic fluid between annular double wedge, the cylindrical of described high-speed bearing and the fit clearance of its bearing block be 0.4 to
0.5mm。
The magnetic liquid suspension bearing of disc type electric machine the most according to claim 1, it is characterised in that: described determine gear ring and dynamic tooth
Annular double wedge facewidth 0.4-0.5mm of circle, tooth depth 2-2.2mm, it is spaced 2.3-2.6mm between annular double wedge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620675021.8U CN205882925U (en) | 2016-06-30 | 2016-06-30 | Disk type motor's magnetic suspension bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620675021.8U CN205882925U (en) | 2016-06-30 | 2016-06-30 | Disk type motor's magnetic suspension bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205882925U true CN205882925U (en) | 2017-01-11 |
Family
ID=57694306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620675021.8U Withdrawn - After Issue CN205882925U (en) | 2016-06-30 | 2016-06-30 | Disk type motor's magnetic suspension bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205882925U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105978213A (en) * | 2016-06-30 | 2016-09-28 | 天津荣亨集团股份有限公司 | Magnetic fluid suspension bearing of disc motor |
| CN112531958A (en) * | 2020-12-09 | 2021-03-19 | 格瑞拓动力股份有限公司 | Magnetic suspension single disc type motor and fan with same |
-
2016
- 2016-06-30 CN CN201620675021.8U patent/CN205882925U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105978213A (en) * | 2016-06-30 | 2016-09-28 | 天津荣亨集团股份有限公司 | Magnetic fluid suspension bearing of disc motor |
| CN105978213B (en) * | 2016-06-30 | 2018-10-23 | 天津荣亨集团股份有限公司 | The magnetic liquid suspension bearing of disc type electric machine |
| CN112531958A (en) * | 2020-12-09 | 2021-03-19 | 格瑞拓动力股份有限公司 | Magnetic suspension single disc type motor and fan with same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204741386U (en) | Birotor axial magnetic circuit machinery becomes magnetic flow permanent -magnet type synchronous machine | |
| CN107890590B (en) | Dynamic magnetic balance suspension centrifugal blood pump | |
| CN102148592A (en) | Magnetic suspension support structure used for vertical hub-disk motor | |
| CN105978213B (en) | The magnetic liquid suspension bearing of disc type electric machine | |
| CN102594009A (en) | Rotor magnetic levitation structure for double-stator disc motor flywheel energy storage device | |
| CN206524695U (en) | A kind of bearing-free permanent magnet thin-sheet motor | |
| CN105186740A (en) | Inertia energy storage system | |
| CN205882925U (en) | Disk type motor's magnetic suspension bearing | |
| CN102820756A (en) | Disc type three-phase magnetic gathering type transverse magnetic field permanent magnet motor | |
| CN202586622U (en) | Rotor magnetic suspension structure of double-stator disc type motor flywheel energy storage device | |
| CN102487228A (en) | Double-stator alternating current motor flywheel power accumulator | |
| CN202565044U (en) | Stator permanent magnet bearingless motor | |
| Sun et al. | Out rotor bearingless brushless DC motor for flywheel energy storage | |
| CN208874418U (en) | Electromagnetic levitation type motor | |
| CN106787302A (en) | A kind of bearing-free permanent magnet thin-sheet motor | |
| CN203039490U (en) | Magnetic-suspension high-speed ferrite flywheel energy accumulator | |
| CN201994733U (en) | Variable reluctance motor and rotor structure thereof | |
| CN202524195U (en) | Same-polarity type rotor of rotary motor | |
| CN203451701U (en) | Spinning frame motor type spindle adopting extending magnetic suspension structure | |
| CN204271865U (en) | A kind of surface-built-in asynchronous starting and permanent magnet rotor | |
| CN103510206B (en) | The spinning frame electric motor type spindle preparation method of friction is reduced based on magnetic suspension | |
| CN203939869U (en) | A kind of permanent-magnetic biased axial radial magnetic bearing | |
| CN203513869U (en) | Spinning-frame motor type spindle based on bottom magnetic suspension structure | |
| CN203774911U (en) | 12-pole squirrel-cage-free full-iron-core permanent-magnet submersible motor special for screw pump | |
| CN205882957U (en) | Electromagnetic suspension bearing of flywheel energy storage ware |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170111 Effective date of abandoning: 20181023 |