CN207968131U - A kind of magnetic suspension motor casing and magnetic suspension motor - Google Patents
A kind of magnetic suspension motor casing and magnetic suspension motor Download PDFInfo
- Publication number
- CN207968131U CN207968131U CN201820013812.3U CN201820013812U CN207968131U CN 207968131 U CN207968131 U CN 207968131U CN 201820013812 U CN201820013812 U CN 201820013812U CN 207968131 U CN207968131 U CN 207968131U
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- Prior art keywords
- casing
- bearing
- casing ontology
- ontology
- motor
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- 239000000725 suspension Substances 0.000 title claims abstract description 25
- 241000239290 Araneae Species 0.000 claims abstract description 31
- 238000009434 installation Methods 0.000 claims description 12
- 239000000523 sample Substances 0.000 claims description 6
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 229910000861 Mg alloy Inorganic materials 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 4
- 238000000465 moulding Methods 0.000 abstract description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Motor Or Generator Frames (AREA)
Abstract
The utility model is related to magnetic suspension motor technical fields, more particularly to a kind of magnetic suspension motor casing and magnetic suspension motor, casing includes casing ontology and the bearing spider for fixing permanent magnet offset radial magnetic bearing being arranged in casing ontology, and casing ontology and bearing spider are an integral structure；Casing ontology is cylindrical in shape structure, and bearing spider is set to one end of casing ontology, and the other end of casing ontology is provided with motor stator mounting structure.Casing ontology and bearing spider setting are an integral structure by casing provided by the utility model, simplify the structure of motor, permanent magnet offset radial magnetic suspension bearing is fixed on bearing spider when being assembled using the motor of the casing, the fixation for eliminating bearing spider and casing ontology, simplifies assembling process.And from Machine Design, due to bearing spider and casing ontology integral molding, dimension chain is simplified, reduces error propagation.
Description
Technical field
The utility model is related to magnetic suspension motor technical field more particularly to a kind of magnetic suspension motor casing and magnetic suspension
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 includes mainly motor stator portion, rotor part, rotor supports bearing and casing
Part, is coupled between motor stator portion and rotor part by mechanical bearing or there are Mechanical Contacts, therefore electronics turns
There are mechanical frictions in sub- motion process.Mechanical friction not only increases the frictional resistance of rotor, and moving component is made to wear, and generates machine
Tool vibrates and noise, and component can be caused to generate heat, and makes lubricant degradation, serious that motor gas-gap can be made uneven, around
Group fever, temperature, which rises, to be increased, final to shorten motor service life to reduce motor efficiency.And mechanical bearing needs lubricating oil
It maintains, not only influenced electrical machinery life in this way but also is unfavorable for the cleaning of equipment, therefore, in order to realize ultrahigh rotating speed operation and equipment
Long-life, cleaning oil-free must use contactless supporting way, i.e. magnetic suspension supporting way in the motor.
Existing magnetic suspension motor generally includes a casing, and is arranged in rotor, stator and magnetic suspension bearing, casing
Rotor, stator and magnetic suspension bearing, are fixed on the peace of casing by interior setting installation space by fixed forms such as bonding, screws
It fills in space.Particularly, permanent magnet biased magnetic bearing usually requires first to be fixed by bearing spider, further by bearing spider and casing
Installation is fixed, and parts are more, and installation operation is complicated.
Utility model content
(1) technical problems to be solved
The purpose of this utility model is to provide a kind of monoblock type motor case, solves asking more than motor part in the prior art
Topic.
(2) technical solution
In order to solve the above-mentioned technical problem, the utility model provides a kind of magnetic suspension motor casing, including casing ontology
And be arranged in the casing ontology for fixing the bearing spider of permanent magnet offset radial magnetic bearing, the casing ontology with
And the bearing spider is an integral structure；
The casing ontology is cylindrical in shape structure, and the bearing spider is set to one end of the casing ontology, the casing sheet
The other end of body is provided with the motor stator mounting structure for installing motor stator.
According to the utility model, heat emission hole is provided on the casing.
According to the utility model, the heat emission hole is arranged between the casing ontology and the bearing spider.
According to the utility model, the bearing spider includes the annular outer wall coaxial with the casing ontology and is located at institute
The mounting plate in annular outer wall circular cross-section is stated, the core of the mounting plate is equipped with the through-hole passed through for shaft；The installation
The circumferentially spaced multiple mounting holes of setting between plate and the annular outer wall, for being embedded in piecemeal permanent magnet.
According to the utility model, the diameter of the through-hole is less than the annular bore dia of formation between multiple magnetic poles to be installed.
According to the utility model, the inner ring of the mounting plate is provided with multiple grooves, is both provided in each groove
Sensor probe, and the sensor probe is located at the inside grooves towards the end face of the mounting plate core.
According to the utility model, the casing is made of magnesium alloy or aluminium alloy.
According to the utility model, the motor stator mounting structure is the motor stator for being set to the casing ontology inner wall
Installation step.
The utility model additionally provides a kind of magnetic suspension motor, including two above-mentioned casings, and two casings are equipped with
One end of motor stator mounting structure is fixedly connected.
(3) advantageous effect
The above-mentioned technical proposal of the utility model has the following advantages that compared with prior art：Machine provided by the utility model
Casing ontology and bearing spider setting are an integral structure by shell, simplify the structure of motor, are assembled using the motor of the casing
When permanent magnet offset radial magnetic suspension bearing is fixed on bearing spider, eliminate the fixation of bearing spider and casing ontology, letter
Assembling process is changed.And from Machine Design, due to bearing spider and casing ontology integral molding, size is simplified
Chain reduces error propagation.Each part installation positioning of magnetic suspension bearing is more secured, reduces unnecessary vibration.
Description of the drawings
Fig. 1 is the structural schematic diagram for the casing that the utility model embodiment provides；
Fig. 2 is the explosive view for the casing for being equipped with permanent magnet offset radial magnetic bearing that the utility model embodiment provides；
Fig. 3 is the sectional view for the casing for being equipped with permanent magnet offset radial magnetic bearing that the utility model embodiment provides；
Fig. 4 is the schematic diagram for the motor that the utility model embodiment provides.
In figure：1：Casing ontology；2：Bearing spider；3：Motor stator installation step；4：Heat emission hole；5：Annular outer wall；6：
Mounting plate；7：Mounting hole；8：First magnetizer；9：Second magnetizer；10：Permanent magnet.
Specific implementation mode
It is new below in conjunction with this practicality to keep the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is a part of the embodiment of the utility model, instead of all the 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 without making creative work, all
Belong to the range of the utility model protection.
As depicted in figs. 1 and 2, a kind of magnetic suspension motor casing that the utility model embodiment provides, including casing ontology 1
And the bearing spider 2 for fixing permanent magnet offset radial magnetic bearing being arranged in casing ontology 1, casing ontology 1 and axis
Bearing 2 is held to be an integral structure；Casing ontology 1 is cylindrical in shape structure, and bearing spider 2 is set to one end of casing ontology 1, casing ontology
1 other end is provided with the motor stator mounting structure for installing motor stator.Motor stator mounting structure in the present embodiment
Preferably it is set to the motor stator installation step 3 of casing ontology inner wall, naturally it is also possible to wait other to can be used for electricity for protrusion
Machine stator positioning, fixed structure.Casing provided by the utility model sets casing ontology 1 and bearing spider 2 to integral type
Structure simplifies the structure of motor, and permanent magnet offset radial magnetic suspension bearing is fixed on axis when being assembled using the motor of the casing
It holds on bearing 2, eliminates the fixation of bearing spider 2 and casing ontology 1, simplify assembling process.And come in Machine Design
It says, due to bearing spider 2 and 1 integral molding of casing ontology, simplifies dimension chain, reduce error propagation.Magnetic suspension bearing
Each part installation positioning it is more secured, reduce unnecessary vibration.
Preferably, heat emission hole 4 is provided in the present embodiment on casing, for dissipating the heat generated in the motor course of work
Go out, ensures the normal work of motor.Further, in this embodiment heat emission hole 4 be arranged in casing ontology 1 and bearing spider 2
Between.Space is reasonably utilized in the setting of heat emission hole 4 between casing ontology 1 and bearing spider 2, and the heat emission hole 4 of formation plays
The effect of heat dissipation, and in the case that casing ontology 1 and bearing spider 2 are connected firmly by the connecting plate between heat emission hole 4, subtract
The light weight of casing.
Preferably, the present embodiment middle (center) bearing bearing 2 includes the annular outer wall 5 coaxial with casing ontology 1 and positioned at annular
Mounting plate 6 in 5 circular cross-section of outer wall, the core of mounting plate 6 are equipped with the through-hole passed through for shaft；Outside mounting plate 6 and annular
The circumferentially spaced multiple mounting holes 7 of setting between wall 5, for being embedded in piecemeal permanent magnet 10.Sectional type permanent magnet 10 is directly fixed
In mounting hole 7, installation positioning is more secured, reduces unnecessary vibration.As shown in Fig. 2, the first magnetizer 8 and the second magnetic conduction
Body 9 sets up separately in the both sides of mounting plate 6, and the outer ring of the first magnetizer 8 is Nian Jie with the medial surface of annular outer wall 5, and permanent magnet 10 is arranged
It is connect in mounting hole 7, and with the first magnetizer 8 and the second magnetizer 9.
Preferably, as shown in figure 3, the diameter a of through-hole forms ring between being less than multiple magnetic poles to be installed in the present embodiment
Shape bore dia b.In the present embodiment the through-hole of mounting plate 6 due to diameter it is smaller, can be used simultaneously as the protection bearing of shaft,
Motor is not necessarily to additionally mounted protection bearing, reduces parts.
Preferably, the inner ring of mounting plate 6 is provided with multiple groove (not shown)s in the present embodiment, in each groove
It is provided with sensor probe, and sensor probe is located inside grooves towards the end face of 6 core of mounting plate.Mounting plate 6 is made simultaneously
For the bearing of sensor, integrated level higher.
Preferably, casing is made of magnesium alloy or aluminium alloy in the present embodiment.Both ensured using aluminium alloy or magnesium alloy
The intensity of casing, and ensure that the lightweight of motor.
The utility model additionally provides a kind of magnetic suspension motor, as shown in figure 4, including two above-mentioned casings, two machines
One end that shell is equipped with motor stator mounting structure is fixedly connected.Motor stator mounting structure is installed for motor stator in the present embodiment
Step 3, motor stator are arranged between the installation step of two casing ontologies.
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 of ordinary skill in the art that：
It still can be with technical scheme described in the above embodiments is modified, or is carried out to which part technical characteristic etc.
With replacement；And these modifications or replacements, various embodiments of the utility model technology that it does not separate the essence of the corresponding technical solution
The spirit and scope of scheme.
Claims (9)
1. a kind of magnetic suspension motor casing, it is characterised in that：Including casing ontology and the use being arranged in the casing ontology
In the bearing spider of fixed permanent magnet offset radial magnetic bearing, the casing ontology and the bearing spider are an integral structure；
The casing ontology is cylindrical in shape structure, and the bearing spider is set to one end of the casing ontology, the casing ontology
The other end is provided with the motor stator mounting structure for installing motor stator.
2. casing according to claim 1, it is characterised in that：It is provided with heat emission hole on the casing.
3. casing according to claim 2, it is characterised in that：The heat emission hole is arranged in the casing ontology and the axis
It holds between bearing.
4. casing according to claim 1, it is characterised in that：The bearing spider includes coaxial with the casing ontology
Annular outer wall and the mounting plate in the annular outer wall circular cross-section, the core of the mounting plate is equipped with to be worn for shaft
The through-hole crossed；The circumferentially spaced multiple mounting holes of setting between the mounting plate and the annular outer wall, for being embedded in piecemeal forever
Magnet.
5. casing according to claim 4, it is characterised in that：The diameter of the through-hole be less than multiple magnetic poles to be installed it
Between form annular bore dia.
6. casing according to claim 4 or 5, it is characterised in that：The inner ring of the mounting plate is provided with multiple grooves, often
Sensor probe is both provided in a groove, and the sensor probe is located at institute towards the end face of the mounting plate core
State inside grooves.
7. casing according to claim 1, it is characterised in that：The casing is made of magnesium alloy or aluminium alloy.
8. casing according to claim 1, it is characterised in that：The motor stator mounting structure is to be set to the casing
The motor stator installation step of inner body wall.
9. a kind of magnetic suspension motor, it is characterised in that：Including two such as claim 1-8 any one of them casings, two institutes
The one end of casing equipped with motor stator mounting structure is stated to be fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820013812.3U CN207968131U (en) | 2018-01-04 | 2018-01-04 | A kind of magnetic suspension motor casing and magnetic suspension motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820013812.3U CN207968131U (en) | 2018-01-04 | 2018-01-04 | A kind of magnetic suspension motor casing and magnetic suspension motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207968131U true CN207968131U (en) | 2018-10-12 |
Family
ID=63731932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820013812.3U Withdrawn - After Issue CN207968131U (en) | 2018-01-04 | 2018-01-04 | A kind of magnetic suspension motor casing and magnetic suspension motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207968131U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108183571A (en) * | 2018-01-04 | 2018-06-19 | 苏州麦格奈迪磁悬浮技术有限公司 | A kind of magnetic suspension motor casing and magnetic suspension motor |
-
2018
- 2018-01-04 CN CN201820013812.3U patent/CN207968131U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108183571A (en) * | 2018-01-04 | 2018-06-19 | 苏州麦格奈迪磁悬浮技术有限公司 | A kind of magnetic suspension motor casing and magnetic suspension motor |
| CN108183571B (en) * | 2018-01-04 | 2024-03-26 | 北京昆腾迈格技术有限公司 | Magnetic suspension motor shell and magnetic suspension motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200713 Address after: 100095 Unit 301-B146, Building 17, No. 3 Gaolizhang Road, Haidian District, Beijing Patentee after: Beijing Kuntengmig Technology Co.,Ltd. Address before: 215151 Room 203, 2 building, 148 Hwang Road, Suzhou hi tech Zone, Suzhou, Jiangsu Patentee before: SUZHOU MAIGE NAIDI MAGNETIC SUSPENSION TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240115 Address after: Room 1612-06, Building 3, Skywing Business Center, No. 133 Hongtai Road, Shangcheng District, Hangzhou City, Zhejiang Province, 310009 Patentee after: Hangzhou Kuntai Maglev Technology Co.,Ltd. Address before: Room 301-B146, Unit 1, Building 17, Yard 3, Gaolizhang Road, Haidian District, Beijing 100095 Patentee before: Beijing Kuntengmig Technology Co.,Ltd. |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20181012 Effective date of abandoning: 20240326 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20181012 Effective date of abandoning: 20240326 |