CN108462314A - A kind of air blower rotating device that rimless combination type permanent-magnet linear synchronous motor directly drives - Google Patents
A kind of air blower rotating device that rimless combination type permanent-magnet linear synchronous motor directly drives Download PDFInfo
- Publication number
- CN108462314A CN108462314A CN201810096582.6A CN201810096582A CN108462314A CN 108462314 A CN108462314 A CN 108462314A CN 201810096582 A CN201810096582 A CN 201810096582A CN 108462314 A CN108462314 A CN 108462314A
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- rotary shaft
- stator
- combination type
- type permanent
- synchronous motor
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- 230000001360 synchronised effect Effects 0.000 title claims abstract description 35
- 238000004804 winding Methods 0.000 claims abstract description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 28
- 239000010959 steel Substances 0.000 claims description 28
- 239000000758 substrate Substances 0.000 claims description 28
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 26
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 1
- 238000012546 transfer Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 12
- 238000005516 engineering process Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 230000005284 excitation Effects 0.000 description 4
- 230000033228 biological regulation Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007170 pathology Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- 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
- H02K7/14—Structural association with mechanical loads, e.g. with hand-held machine tools or fans
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
- F04D29/444—Bladed diffusers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
Abstract
The invention discloses a kind of air blower rotating devices that rimless combination type permanent-magnet linear synchronous motor directly drives, including wind wheel, rotary shaft, the wind wheel is fixedly mounted on the shaft shoulder of the rotary shaft, the rotary shaft is equipped with rimless combination type permanent-magnet linear synchronous motor, the rimless combination type permanent-magnet linear synchronous motor includes stator module, rotor assembly, the stator module is made of several stator units in sector structure, each stator unit independent control, the stator unit include stator core and the stator winding that is wrapped on stator core；The stator module is fixedly connected with bearing, and the rotor assembly is fixedly mounted on the rotary shaft.The present invention substitutes former driving device using rimless combination type permanent-magnet linear synchronous motor, and midway drive link is omitted, reduces energy loss, increases transfer motion power；Wind wheel is set in rotary shaft and is pressurized using wind wheel, it is farther that the distance that speed wind so that wind is transmitted can be increased.
Description
Technical field
The present invention relates to air blowers more particularly to a kind of air blower that rimless combination type permanent-magnet linear synchronous motor directly drives to revolve
Rotary device.
Background technology
Account for about national motor with the motor with matched with blower in electrical equipment in all kinds of machineries of Chinese all trades and professions now
The 60% of installation amount consumes the one third that electric energy accounts for about whole nation power generation total amount.What is particularly worth mentioning is that most of wind turbines exist
All there is the phenomenon that low load with strong power during use, in addition because of the variation of production, technique etc., needs often to adjust gas
Flow, pressure, temperature etc.；Existing many units are adjusted still by the way of backward adjusting barge board or valve opening degree
Flow, pressure, temperature of gas etc..This is indeed through the artificial mode for increasing resistance, and to waste electric energy and money
Cost meets the requirement that technique and operating mode adjust gas flow.The regulative mode of this backwardness not only wastes preciousness
The energy, and degree of regulation is poor, and it is difficult to meet the requirement of modernization industry production and service etc., negative effect is very tight
Weight.
In recent years, with the rapid development of power electronic technique, computer technology, automatic control technology, Electrified Transmission
Technology is faced with a history revolution, i.e. AC speed regulating substitution DC speed regulation and the substitution simulation control of computer numerical control (CNC) technology
Technology has become development trend.Motor AC variable-frequency control technique is current economize on electricity, improves technological process to improve product quality
With a kind of main means for improving environment, Promote Technology.But even if using motor AC frequency control still have because
Energy loss caused by the intermediate link of driving, and complicated inconvenient maintenance.
Currently, existing blast wheel can not meet in the small space of part the needs of to wind speed and wind-force, often
The wind-force needed is bigger and wind speed is faster, and the volume of blast wheel will be bigger, can not be suitable for narrow space.
Therefore, there is an urgent need for a kind of air blower rotating device that rimless combination type permanent-magnet linear synchronous motor directly drives is above-mentioned to solve
Technical problem.
Invention content
In view of the above shortcomings of the prior art, the object of the present invention is to provide a kind of rimless combination type permanent-magnet synchronous linear electricity
The air blower rotating device that machine directly drives.
The present invention is achieved by the following technical programs.
A kind of air blower rotating device that rimless combination type permanent-magnet linear synchronous motor directly drives, including wind wheel, rotary shaft, institute
It states wind wheel to be fixedly mounted on the shaft shoulder of the rotary shaft, the rotary shaft is equipped with rimless combination type permanent-magnet synchronous linear electricity
Machine, the rimless combination type permanent-magnet linear synchronous motor include stator module, rotor assembly, and the stator module is by several in fan
The stator unit of shape structure forms, and each stator unit independent control, the stator unit includes stator core and winding
Stator winding on stator core；The stator module is fixedly connected with bearing, and the rotor assembly is fixedly mounted on rotation
On axis.
The stator unit is the stator unit of fan-shaped arc structure or the stator unit of fan-shaped disk-like structure.
Preferably, the rotary shaft is hollow, and blast wheel, the blast wheel and the rotation are provided in the rotary shaft
Shaft is integrally formed or in rotary shaft.The blast wheel being arranged in the rotary shaft will be sent by the hearsay of front end wind wheel inspiration
It goes out, the effect for primarily serving supercharging of front end wind wheel, the wind-force bigger of the transmission and distance of transmission is farther.Mounted on rotary shaft
Interior blast wheel can be rotated as rotary shaft rotates, it is not necessary to additionally be connected power source, be saved installation space.
Preferably, the rotary shaft is mounted on by first bearing and second bearing on the bearing.
Preferably, the first bearing, second bearing, bearing are fixed on the axial position of rotary shaft by end cap.It is fixed
Mode is simple and reliable and is easily installed.
For the stator unit of the fan-shaped arc structure, to provide the magnet steel substrate of rotating excitation field be arc magnet steel substrate, for institute
The stator unit for stating fan-shaped disk-like structure provides the magnet steel substrate of rotating excitation field as dish type magnet steel substrate.
Preferably, the rotor assembly includes magnet steel substrate, rotor pedestal, and the magnet steel substrate is circumferentially distributed on described turn
In sub-base.The rotor pedestal can provide an installation form for magnet steel substrate, in assembling, the rotor pedestal and magnetic
Steel substrate can assemble completion in advance, enter the installation procedure of next step as a whole, easy for installation, improve installation effect
The problem of rate is omitted prevented also from scattered component, bad management.
Preferably, the rotor pedestal is fixedly connected with the rotary shaft by key and fixes it in rotary shaft by nut
On axial position.
Rotor pedestal for installing the arc magnet steel substrate is arc rotor pedestal, for installing the dish type magnet steel
The rotor pedestal of substrate is disk type rotor pedestal.
Preferably, the stator module further includes stator base, and the stator base is fixedly connected with the bearing.
The stator base of stator unit for installing fan-shaped arc structure is arcuate stator pedestal, for installing sector disk
The stator base of the stator unit of shape structure is dish type stator base.
Preferably, the stator base is equipped with bosh.It is mainly used for rimless combination type permanent-magnet linear synchronous motor
Heat dissipation work.
Preferably, the rimless combination type permanent-magnet linear synchronous motor further includes encoder, and the encoder includes code-disc
And magnetic strength element.
The stator unit of the sector arc structure, arcuate stator pedestal, arc rotor pedestal, arc magnet steel substrate in combination
Arc linear motor, the stator unit of the sector disk-like structure, dish type stator base, dish type are synchronized for rimless combination type permanent-magnet
Rotor pedestal, dish type magnet steel substrate in combination are that rimless combination type permanent-magnet synchronizes dish type linear motor.
The present invention is pressurized using wind wheel, and blast wheel sees the hearsay that wind wheel sucks in off, can make wind in this way
Power bigger transmitting range is farther.
Compared with prior art, the beneficial effects of the present invention are：1, using rimless combination type permanent-magnet linear synchronous motor
Former driving device is substituted, midway drive link is omitted, reduces energy loss, increases transfer motion power；2, in rotary shaft
Wind wheel pathology is arranged to be pressurized using wind wheel, it is farther and be mounted in rotary shaft that distance that speed wind so that wind is transmitted can be increased
Blast wheel can be rotated with rotary shaft, it is not necessary to additionally connect power source, save installation space；3, structure of the invention letter
It is single, it is easily installed, easy to disassemble and equipment maintenance.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art do simple introduction, it should be apparent that, in being described below
Attached drawing is some embodiments of the invention, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other drawings may also be obtained based on these drawings.
Fig. 1 is schematic structural view of the invention.
Fig. 2 is the end view drawing of rimless combination type permanent-magnet linear synchronous motor.
Fig. 3 is the structural schematic diagram of the stator unit of fan-shaped arc structure.
Fig. 4 is the structural schematic diagram of arc magnet steel substrate.
Fig. 5 is the structural schematic diagram of blast wheel.
Fig. 6 is the structural schematic diagram of embodiment 2.
Fig. 7 is the structural schematic diagram of the stator unit of fan-shaped disk-like structure.
Fig. 8 is the structural schematic diagram of dish type magnet steel substrate.
In figure：1, wind wheel；111, holder；2, rotary shaft；201, the shaft shoulder；3, rimless combination type permanent-magnet linear synchronous motor；
31, stator module；311, the stator unit of fan-shaped arc structure；312, arcuate stator pedestal；313, bosh；314, fan-shaped
The stator unit of disk-like structure；315, dish type stator base；32, rotor assembly；321, arc magnet steel substrate；322, arc rotor
Pedestal；323, dish type magnet steel substrate；4, bearing；5, first bearing；6, second bearing；7, end cap；8, key；9, nut；10, it encodes
Device；101, code-disc；102, magnetic strength element；11, big end cap；12, blast wheel.
Specific implementation mode
Clear, complete description is carried out to the technical solution of various embodiments of the present invention below with reference to attached drawing, it is clear that retouched
The embodiment stated is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiment of the present invention, originally
Field those of ordinary skill obtained all other embodiment without making creative work, belongs to this hair
Bright protected range.
In the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for the description present invention and simplify description, do not indicate or imply the indicated device or element must have a particular orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for description purposes only, and is not understood to indicate or imply relative importance.
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
Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
The present invention is described in further detail below through specific implementation examples and in conjunction with the accompanying drawings.
Embodiment 1
As shown in Figs. 1-5, a kind of air blower rotating device that rimless combination type permanent-magnet linear synchronous motor directly drives, including wind
Wheel 1, rotary shaft 2, the wind wheel 1 is fixedly mounted on the shaft shoulder 201 of the rotary shaft 2, and the rotary shaft 2 is equipped with rimless group
Box-like permanent magnetic linear synchronous motor 3, the rimless combination type permanent-magnet linear synchronous motor 3 include stator module 31, rotor assembly
32, the stator module 31 is made of several stator units 311 in fan-shaped arc structure, each fan-shaped arc structure
The stator unit 311 of 311 independent control of stator unit, the sector arc structure including stator core and is wrapped in stator core
On stator winding；The stator module 31 is fixedly connected with bearing 4, and the rotor assembly 32 is fixedly mounted in rotary shaft 2.
Specifically, the rotary shaft 2 is hollow, be provided with blast wheel 12 in the rotary shaft 2, the blast wheel 12 with
The rotary shaft 2 is integrally formed or in rotary shaft 2.The blast wheel 12 being arranged in the rotary shaft 2 will be by front end wind wheel 1
The hearsay of inspiration is seen off, the effect for primarily serving supercharging of front end wind wheel 1, the wind-force bigger of the transmission and distance of transmission is more
Far.
The rotary shaft 2 is mounted on by first bearing 5 and second bearing 6 on the bearing 4.
The first bearing 5, second bearing 6, bearing 4 are fixed on the axial position of rotary shaft 2 by end cap 7.Fixation side
Formula is simple and reliable and is easily installed.
The rotor assembly 32 includes arc magnet steel substrate 321, arc rotor pedestal 322, the arc magnet steel substrate 321
Circumferentially it is distributed on the arc rotor pedestal 322.The arc rotor pedestal 322 can be that arc magnet steel substrate 321 provides
One installation form, in assembling, the arc rotor pedestal 322 can assemble completion in advance with arc magnet steel substrate 321, make
Enter the installation procedure of next step for an entirety, it is easy for installation, installation effectiveness is improved, is omitted prevented also from scattered component,
The problem of bad management.
The arc rotor pedestal 322, which is fixedly connected with the rotary shaft 2 by key 8 and fixes it by nut 9, to be revolved
Axial position in shaft 2.
The stator module 31 further includes arcuate stator pedestal 312, and the arcuate stator pedestal 312 is solid with the bearing 4
Fixed connection.
The arcuate stator pedestal 312 is equipped with bosh 313.It is mainly used for synchronizing arc to rimless combination type permanent-magnet
The heat dissipation work of linear motor.
Stator unit 311, arcuate stator pedestal 312, arc magnet steel substrate 321, the arc of the sector arc structure turn
The rimless combination type permanent-magnet that is combined as of sub-base 322 synchronizes arc linear motor.
After powering on, the arc magnet steel substrate 321 is that the stator unit 311 of the fan-shaped arc structure provides one
Radial rotating excitation field, rimless combination type permanent-magnet synchronize arc linear motor and drive the rotary shaft 2 and wind wheel 1 is driven to rotate,
Blast wheel 12 in rotary shaft 2 is seen off hearsay by the supercharging that the rotation of wind wheel 1 generates.
Embodiment 2
As shown in figs 6-8, a kind of air blower rotating device that rimless combination type permanent-magnet linear synchronous motor directly drives, this implementation
Example it is similar with the principle of embodiment 1 and structure, with embodiment 1 difference lies in：The rimless combination type permanent-magnet synchronous linear electricity
Machine 3 includes stator module 31, rotor assembly 32, and the stator module 31 is by several stator units 314 in fan-shaped disk-like structure
Composition, 314 independent control of stator unit of each fan-shaped disk-like structure, the stator unit 314 of the sector disk-like structure
Including stator core and the stator winding being wrapped on stator core.
The stator unit 314 of the sector disk-like structure is directly connect with bearing；The rotor assembly 32 includes dish type magnetic
Steel substrate 323, the dish type magnet steel substrate 323 is circumferential to be distributed on the holder 111 of wind wheel 1；Rimless combination type permanent-magnet is synchronized
Dish type linear motor combines together with equipment, and structure is simpler.
The wind wheel 1 is limited to the axial position of rotary shaft 2 by nut 9.
The bearing 4 fixes its axial position on the rotary shaft by big end cap 11.
The sector stator unit 314 of disk-like structure, dish type stator base 315, dish type magnet steel substrate 323 are combined as
Rimless combination type permanent-magnet synchronizes dish type linear motor.
After powering on, the dish type magnet steel substrate 323 is that the stator unit 314 of fan-shaped disk-like structure provides an axial direction
Rotating excitation field, rimless combination type permanent-magnet synchronizes dish type linear motor driving rotary shaft 2 and wind wheel 1 is simultaneously driven to rotate, in rotary shaft 2
Blast wheel 12 by wind wheel 1 rotation generate supercharging hearsay is seen off.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, it will be understood by those of ordinary skill in the art that：It still may be used
To modify to the technical solution recorded in previous embodiment, either which part or all technical features are equal
It replaces；And these modifications or replacements, technical solution of the embodiment of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (9)
1. a kind of air blower rotating device that rimless combination type permanent-magnet linear synchronous motor directly drives, including wind wheel, rotary shaft are described
Wind wheel is fixedly mounted on the shaft shoulder of the rotary shaft, which is characterized in that it is same that the rotary shaft is equipped with rimless combination type permanent-magnet
Walk linear motor, the rimless combination type permanent-magnet linear synchronous motor includes stator module, rotor assembly, the stator module by
Several stator units in sector structure form, and each stator unit independent control, the stator unit includes stator iron
Core and the stator winding being wrapped on stator core；The stator module is fixedly connected with bearing, and the rotor assembly fixes peace
Dress is on the rotary shaft.
2. a kind of air blower rotating device that rimless combination type permanent-magnet linear synchronous motor directly drives according to claim 1,
It is characterized in that, the rotary shaft is hollow, and blast wheel, the blast wheel and the rotary shaft one are provided in the rotary shaft
It is body formed or in the rotary shaft.
3. a kind of air blower rotating device that rimless combination type permanent-magnet linear synchronous motor directly drives according to claim 1,
It is characterized in that, the rotary shaft is mounted on by first bearing and second bearing on the bearing.
4. a kind of air blower rotating device that rimless combination type permanent-magnet linear synchronous motor directly drives according to claim 3,
It is characterized in that, the first bearing, second bearing, bearing are fixed on the axial position of rotary shaft by end cap.
5. a kind of air blower rotating device that rimless combination type permanent-magnet linear synchronous motor directly drives according to claim 1,
It is characterized in that, the rotor assembly includes magnet steel substrate, rotor pedestal, and the magnet steel substrate is circumferentially distributed on the rotor pedestal
On.
6. a kind of air blower rotating device that rimless combination type permanent-magnet linear synchronous motor directly drives according to claim 5,
It is characterized in that, the rotor pedestal is fixedly connected with the rotary shaft by key and fixes its axis on the rotary shaft by nut
To position.
7. a kind of air blower rotating device that rimless combination type permanent-magnet linear synchronous motor directly drives according to claim 1,
It is characterized in that, the stator module further includes stator base, and the stator base is fixedly connected with the bearing.
8. a kind of air blower rotating device that rimless combination type permanent-magnet linear synchronous motor directly drives according to claim 7,
It is characterized in that, the stator base is equipped with bosh.
9. a kind of air blower rotating device that rimless combination type permanent-magnet linear synchronous motor directly drives according to claim 1,
It is characterized in that, the rimless combination type permanent-magnet linear synchronous motor further includes encoder, and the encoder includes code-disc and magnetic
Sensing unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810096582.6A CN108462314A (en) | 2018-01-31 | 2018-01-31 | A kind of air blower rotating device that rimless combination type permanent-magnet linear synchronous motor directly drives |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810096582.6A CN108462314A (en) | 2018-01-31 | 2018-01-31 | A kind of air blower rotating device that rimless combination type permanent-magnet linear synchronous motor directly drives |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108462314A true CN108462314A (en) | 2018-08-28 |
Family
ID=63239238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810096582.6A Pending CN108462314A (en) | 2018-01-31 | 2018-01-31 | A kind of air blower rotating device that rimless combination type permanent-magnet linear synchronous motor directly drives |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108462314A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109510393A (en) * | 2018-10-30 | 2019-03-22 | 湖北环电磁装备工程技术有限公司 | A kind of oil-well rig turntable that permanent magnet synchronous motor directly drives |
| CN109826811A (en) * | 2019-03-18 | 2019-05-31 | 黄承志 | A kind of electromagnetic induction air blower and its working method |
| CN114042241A (en) * | 2021-11-16 | 2022-02-15 | 深圳核心医疗科技有限公司 | Magnetic suspension pump |
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|---|---|---|---|---|
| JPH0544687A (en) * | 1991-08-16 | 1993-02-23 | Toshiba Corp | Fan |
| CN2257573Y (en) * | 1995-09-06 | 1997-07-09 | 周义强 | Axial-flow electric pump |
| EP1095648A1 (en) * | 1999-10-26 | 2001-05-02 | Günter Dipl.-Ing. Wuschik | Whirlpool bath aeration device for the introduction of air into water |
| US20070134109A1 (en) * | 2005-02-24 | 2007-06-14 | Rodica Peia | Mini-fan |
| TW201023485A (en) * | 2008-12-10 | 2010-06-16 | Metal Ind Res & Dev Ct | Ring fan motor structure |
| CN106026592A (en) * | 2016-07-05 | 2016-10-12 | 肖红 | Frameless combined type permanent magnet synchronous motor |
| CN107152405A (en) * | 2017-04-28 | 2017-09-12 | 湖北富升智能装备股份有限公司 | A kind of centrifugal pump directly driven without frame permagnetic synchronous motor |
| CN207819666U (en) * | 2018-01-31 | 2018-09-04 | 湖北环一电磁装备工程技术有限公司 | A kind of air blower rotating device that rimless combination type permanent-magnet linear synchronous motor directly drives |
-
2018
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0544687A (en) * | 1991-08-16 | 1993-02-23 | Toshiba Corp | Fan |
| CN2257573Y (en) * | 1995-09-06 | 1997-07-09 | 周义强 | Axial-flow electric pump |
| EP1095648A1 (en) * | 1999-10-26 | 2001-05-02 | Günter Dipl.-Ing. Wuschik | Whirlpool bath aeration device for the introduction of air into water |
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| TW201023485A (en) * | 2008-12-10 | 2010-06-16 | Metal Ind Res & Dev Ct | Ring fan motor structure |
| CN106026592A (en) * | 2016-07-05 | 2016-10-12 | 肖红 | Frameless combined type permanent magnet synchronous motor |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109510393A (en) * | 2018-10-30 | 2019-03-22 | 湖北环电磁装备工程技术有限公司 | A kind of oil-well rig turntable that permanent magnet synchronous motor directly drives |
| CN109826811A (en) * | 2019-03-18 | 2019-05-31 | 黄承志 | A kind of electromagnetic induction air blower and its working method |
| CN114042241A (en) * | 2021-11-16 | 2022-02-15 | 深圳核心医疗科技有限公司 | Magnetic suspension pump |
| CN114042241B (en) * | 2021-11-16 | 2022-06-07 | 深圳核心医疗科技有限公司 | Magnetic suspension pump |
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