CN108718122A - A kind of motor for taking into account high speed and low-speed performance - Google Patents
A kind of motor for taking into account high speed and low-speed performance Download PDFInfo
- Publication number
- CN108718122A CN108718122A CN201810577317.XA CN201810577317A CN108718122A CN 108718122 A CN108718122 A CN 108718122A CN 201810577317 A CN201810577317 A CN 201810577317A CN 108718122 A CN108718122 A CN 108718122A
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- CN
- China
- Prior art keywords
- motor
- rotor
- axle sleeve
- speed performance
- low
- 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.)
- Pending
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- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000010276 construction Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 3
- 241000251468 Actinopterygii Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2786—Outer rotors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a kind of motors for taking into account high speed and low-speed performance, when motor forward or reverse starts, the set rotation of rotor banding moving axis, since axle sleeve is internally provided with and the matched internal thread of external screw thread on machine shaft, axle sleeve first rises along machine shaft, and drives rotor movable upwards, and rotor is made to misplace with stator, contact area is reduced, and motor has preferable high speed performance at this time；When motor is started with another steering, axle sleeve first declines along machine shaft, and drive rotor movable downwards, rotor is set to be aligned with stator, contact area is big, motor has preferable low-speed performance at this time, motor high speed performance and the compatibility issue of low-speed performance are well solved, limiting device is additionally provided with to limit the amplitude of axle sleeve rotation and lifting, ensures that the relative position of rotor and stator, motor construction are reasonable, manufacture craft is simple, it drives rotor to lift by axle sleeve, can effectively reduce the swing of rotor, motor operation is steady.
Description
Technical field
The present invention relates to electric machine structure field, especially a kind of motor for taking into account high speed and low-speed performance.
Background technology
Motor (English：Electric machinery are commonly called as ＂ motor ＂) refer to realizing electric energy according to the law of electromagnetic induction
Conversion or a kind of calutron transmitted, its main function are to generate driving torque, as the dynamic of electrical appliance or various machineries
Power source.One motor is typically only capable to select a selection in high speed performance and low-speed performance, and motor stator and rotor have once made
It is determined that at its performance.And can realize that low-speed performance and high speed performance switch by changing the position of rotor, when on stator
Stator coil and rotor on magnet steel alignment, when contact area is big, the low-speed performance of the motor is good；When stator coil and turn
Magnet steel dislocation on son, when contact area is reduced, the high speed performance of the motor is good.Motor currently on the market can only be according to production
The purposes of product abandons low-speed performance to select high speed performance, or selects low-speed performance and abandon high speed performance, fish and bear's paw
It cannot get both, therefore the applicability of motor is often not good enough, using being subject to certain restrictions.
Invention content
To solve the above problems, the purpose of the present invention is to provide a kind of motor for taking into account high speed and low-speed performance, it can
Motor high speed performance and the compatibility issue of low-speed performance are well solved, and manufacture craft is simple, operated steadily.
Technical solution is used by the present invention solves the problems, such as it：
It is a kind of to take into account the motor with low-speed performance, including stator, rotor and machine shaft at a high speed, it is set on the machine shaft
The axle sleeve for being equipped with external screw thread and being sleeved on the external screw thread, the axle sleeve are internally provided with and the matched interior spiral shell of the external screw thread
Line, the rotor are connect with the axle sleeve, and the limit dress for limiting the axle sleeve rotation and lifting is additionally provided on the machine shaft
It sets.When motor, which is rotated forward or inverted, to be started, the rotor drives the axle sleeve rotation, since axle sleeve is internally provided with and motor
The matched internal thread of external screw thread in shaft, axle sleeve first rises along machine shaft, and drives the rotor movable upwards, makes to turn
Son misplaces with stator, and contact area is reduced, and motor has preferable high speed performance at this time；When motor is started with another steering,
The rotor drives the axle sleeve rotation, and axle sleeve first declines along machine shaft, and drives the rotor movable downwards, makes rotor
It is aligned with stator, contact area is big, and motor has preferable low-speed performance at this time, has well solved motor high speed performance and low
The compatibility issue of fast performance is additionally provided with limiting device to limit the amplitude of axle sleeve rotation and lifting, ensures rotor and stator
Relative position, motor construction is reasonable, and manufacture craft is simple, drives rotor to lift by axle sleeve, can effectively reduce and turn
The swing of son, motor operation are steady.
Further, the limiting device includes the upper limit ring being buckled on the external screw thread and lower limit ring.
Further, further include motor bearing seat, the machine shaft is placed on inside the motor bearing seat, the stator
It is sleeved on outside the motor bearing seat, the rotor includes being sleeved on the rotor ring of the stator exterior and being embedded in the rotor ring
Internal magnet steel, the axle sleeve are connect by connection end cap with the rotor ring.
Further, the either above or below in the motor bearing seat is arranged in the connection end cap.
Further, one end of the axle sleeve is stretched into inside the motor bearing seat, and the axle sleeve stretches into the motor bearings
It is provided with oiliness bearing between one end and the motor bearing seat inside seat.
Further, first bearing and second bearing are provided between the machine shaft and the motor bearing seat.
Further, further include the supports end cap being connect with the motor bearing seat, be provided with and be used in the supports end cap
The mounting portion of installation and fixed entire motor, the mounting portion are provided with mounting hole.
The beneficial effects of the invention are as follows：The present invention use it is a kind of take into account high speed and low-speed performance motor, when motor just
Turn or when reversion starts, the rotor drive the axle sleeve rotation, due to axle sleeve be internally provided with it is outer on machine shaft
The matched internal thread of screw thread, axle sleeve first rises along machine shaft, and drives the rotor movable upwards, keeps rotor wrong with stator
Position, contact area are reduced, and motor has preferable high speed performance at this time；When motor is started with another steering, the rotor banding
The dynamic axle sleeve rotation, axle sleeve first declines along machine shaft, and drives the rotor movable downwards, makes rotor and stator pair
Together, contact area is big, and motor has preferable low-speed performance at this time, has well solved motor high speed performance and low-speed performance
Compatibility issue is additionally provided with limiting device to limit the amplitude of axle sleeve rotation and lifting, ensures the relative position of rotor and stator,
Motor construction is reasonable, and manufacture craft is simple, drives rotor to lift by axle sleeve, can effectively reduce the swing of rotor,
Ensure that motor operation is steady.
Description of the drawings
The invention will be further described with example below in conjunction with the accompanying drawings.
Fig. 1 is a kind of structure sectional view of motor that taking into account high speed and low-speed performance of the present invention；
Fig. 2 is a kind of motor overall appearance figure for taking into account high speed and low-speed performance of the present invention.
Specific implementation mode
Embodiment one
- Fig. 2 referring to Fig.1, a kind of motor for taking into account high speed and low-speed performance of the invention, including stator 1, rotor 2 and electricity
Machine shaft 3, the axle sleeve 4 for being provided with external screw thread on the machine shaft 3 and being sleeved on the external screw thread are set inside the axle sleeve 4
It is equipped with and connect with the axle sleeve 4, be additionally provided on the machine shaft 3 with the matched internal thread of the external screw thread, the rotor 2
The limiting device 5 of 4 rotation and lifting of the axle sleeve is limited, the limiting device 5 includes the upper limit ring being buckled on the external screw thread
51 and lower limit ring 52.When motor, which is rotated forward or inverted, to be started, the rotor 2 drives the axle sleeve 4 to rotate, due to axle sleeve 4
It is internally provided with and drives institute first along the rising of machine shaft 3 with the matched internal thread of external screw thread on machine shaft 3, axle sleeve 4
The activity upwards of rotor 2 is stated, rotor 2 is made to misplace with stator 1, contact area is reduced, and motor has preferable high speed performance at this time；When
When motor is started with another steering, the rotor 2 drives the axle sleeve 4 to rotate, and axle sleeve 4 first declines along machine shaft 3, and band
The activity downwards of the rotor 2 to be moved, rotor 2 is made to be aligned with stator 1, contact area is big, and motor has preferable low-speed performance at this time,
Motor high speed performance and the compatibility issue of low-speed performance have been well solved, limiting device 5 has been additionally provided with and is revolved to limit axle sleeve 4
Turn the amplitude of lifting, ensures the relative position of rotor 2 and stator 1, motor construction is reasonable, and manufacture craft is simple, passes through axis
4 are covered to drive rotor 2 to lift, and can effectively reduce the swing of rotor 2, motor operation is steady.
Preferably, this motor uses outer rotor motor structure, further includes motor bearing seat 6, the machine shaft 3 is placed on
Inside the motor bearing seat 6, the stator 1 is sleeved on outside the motor bearing seat 6, and the rotor 2 is described fixed including being sleeved on
The rotor ring 21 and the magnet steel 22 that is embedded in inside the rotor ring 21, the axle sleeve 4 of 1 outside of son pass through connection end cap 7 and institute
The connection of rotor ring 21 is stated, the either above or below in the motor bearing seat 6 is arranged in the connection end cap 7.
Due to the screw-thread fit between axle sleeve 4 and machine shaft 3, rotor 2 has certain swing when rotating, in order into one
The stability of step enhancing motor operation, one end of the axle sleeve 4 are stretched into inside the motor bearing seat 6, and the axle sleeve 4 stretches into institute
It states and is provided with oiliness bearing 8 between one end inside motor bearing seat 6 and the motor bearing seat 6, oiliness bearing 8 and axis are set
4 cooperation of set, can limit the swing of rotor 2, to enhance the stability of motor operation, can also reduce to a certain extent very well
Run noise.
In order to enhance stability when machine shaft 3 rotates, set between the machine shaft 3 and the motor bearing seat 6
It is equipped with first bearing 31 and second bearing 32, two bearings of setting can effectively reduce the shake when rotation of machine shaft 3.
Motor is mounted in the equipment using the motor for convenience, further includes being connect with the motor bearing seat 6
Supports end cap 9 is provided with the mounting portion 91 for installing and fixing entire motor, the mounting portion 91 in the supports end cap 9
It is provided with mounting hole 92.
Embodiment two
As another embodiment of the present invention, this motor can also use inner rotor motor structure：Including stator, setting
The axis for being provided with external screw thread on the rotor and machine shaft of stator interior, the machine shaft and being sleeved on the external screw thread
Set, the axle sleeve, which is internally provided with, to be connect with the matched internal thread of the external screw thread, the rotor with the axle sleeve, the motor
The limiting device for limiting the axle sleeve rotation and lifting is additionally provided in shaft, the limiting device includes being buckled on the external screw thread
Upper limit ring and lower limit ring.
The above, only presently preferred embodiments of the present invention, the invention is not limited in the above embodiments, as long as
It reaches the technique effect of the present invention with identical means, should all belong to the scope of protection of the present invention.
Claims (7)
1. a kind of motor for taking into account high speed and low-speed performance, which is characterized in that including stator (1), rotor (2) and machine shaft
(3), the axle sleeve (4) for being provided with external screw thread on the machine shaft (3) and being sleeved on the external screw thread, the axle sleeve (4) are internal
It is provided with and is connect with the axle sleeve (4) with the matched internal thread of the external screw thread, the rotor (2), on the machine shaft (3)
It is additionally provided with the limiting device (5) for limiting axle sleeve (4) rotation and lifting.
2. a kind of motor for taking into account high speed and low-speed performance according to claim 1, which is characterized in that the limiting device
(5) include the upper limit ring (51) being buckled on the external screw thread and lower limit ring (52).
3. a kind of motor for taking into account high speed and low-speed performance according to claim 1, which is characterized in that further include motor shaft
Bearing (6), the machine shaft (3) are placed on the motor bearing seat (6) inside, and the stator (1) is sleeved on the motor shaft
Bearing (6) is external, and the rotor (2) includes being sleeved on the external rotor ring (21) of the stator (1) and being embedded in the rotor ring
(21) internal magnet steel (22), the axle sleeve (4) are connect by connection end cap (7) with the rotor ring (21).
4. a kind of motor for taking into account high speed and low-speed performance according to claim 3, which is characterized in that the connection end cap
(7) either above or below of the setting in the motor bearing seat (6).
5. a kind of motor for taking into account high speed and low-speed performance according to claim 3, which is characterized in that the axle sleeve (4)
One end stretch into that the motor bearing seat (6) is internal, the axle sleeve (4) stretch into the internal one end of the motor bearing seat (6) with
It is provided with oiliness bearing (8) between the motor bearing seat (6).
6. a kind of motor for taking into account high speed and low-speed performance according to claim 3, which is characterized in that the machine shaft
(3) first bearing (31) and second bearing (32) are provided between the motor bearing seat (6).
7. it is according to claim 3 it is a kind of take into account high speed and low-speed performance motor, which is characterized in that further include with it is described
The supports end cap (9) of motor bearing seat (6) connection, is provided with for installing and fixing entire motor on the supports end cap (9)
Mounting portion (91), the mounting portion (91) is provided with mounting hole (92).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810577317.XA CN108718122A (en) | 2018-06-06 | 2018-06-06 | A kind of motor for taking into account high speed and low-speed performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810577317.XA CN108718122A (en) | 2018-06-06 | 2018-06-06 | A kind of motor for taking into account high speed and low-speed performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108718122A true CN108718122A (en) | 2018-10-30 |
Family
ID=63911865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810577317.XA Pending CN108718122A (en) | 2018-06-06 | 2018-06-06 | A kind of motor for taking into account high speed and low-speed performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108718122A (en) |
Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2112903U (en) * | 1991-11-21 | 1992-08-12 | 重庆建筑工程学院 | Axial relative position adjusting mechanism for motor stator and rotor |
| US6191561B1 (en) * | 1998-01-16 | 2001-02-20 | Dresser Industries, Inc. | Variable output rotary power generator |
| CN1428505A (en) * | 2002-11-08 | 2003-07-09 | 陈锋光 | Adaptive vehicle starter |
| EP1401087A1 (en) * | 2002-09-20 | 2004-03-24 | Tai-Her Yang | Axially movable rotor |
| DE202007007217U1 (en) * | 2007-05-18 | 2007-08-02 | Yeh, Don-Lon | Brushless motor for e.g. electric vehicle, has connector that is tilted such that rotor is drawn from connector so that air gap is changed, and spring unit pressing rotor in direction opposite to stator so that connector is stretched |
| EP2197090A1 (en) * | 2008-12-15 | 2010-06-16 | Appliances Components Companies S.p.A. | Electric permanent magnet motor |
| CN201682390U (en) * | 2010-05-24 | 2010-12-22 | 河南省煤炭化工研究所有限责任公司 | Three-phase alternating current asynchronous squirrel cage type speed regulating motor |
| CN101931358A (en) * | 2010-07-06 | 2010-12-29 | 华南理工大学 | Automatic magnetic adjustment low-speed starting wind power generating motor |
| CN102769344A (en) * | 2012-07-20 | 2012-11-07 | 林贵生 | Direct drive type motor or generator capable of steplessly converting torque and regulating speed |
| CN104767331A (en) * | 2015-03-31 | 2015-07-08 | 瑞昌市森奥达科技有限公司 | Stator-movable type self-speed-regulating permanent magnet motor |
| CN104967256A (en) * | 2015-07-14 | 2015-10-07 | 华英汽车集团有限公司 | Disc type motor with adjustable air gap |
| CN104979991A (en) * | 2015-03-24 | 2015-10-14 | 杨世国 | Permanent magnet inner rotor brushless motor capable of continuously changing speed adaptively according to torque changes |
| US20160036308A1 (en) * | 2014-08-01 | 2016-02-04 | Falcon Power, LLC | Variable torque motor/generator/transmission |
| JP2016144265A (en) * | 2015-01-30 | 2016-08-08 | スズキ株式会社 | Outer rotor type variable magnetic field motor |
| CN107124064A (en) * | 2016-02-25 | 2017-09-01 | 德昌电机(深圳)有限公司 | Blower fan and its external rotor electric machine |
| CN206533263U (en) * | 2017-01-03 | 2017-09-29 | 重庆西伟迪磁电动力科技有限公司 | A kind of two-way double helix permanent magnetic brushless of torque adaptive speed change |
| CN107786039A (en) * | 2016-08-24 | 2018-03-09 | 申茂军 | A kind of design of new cylinder type permanent magnet linear magnetic gear composite generator |
| CN208401648U (en) * | 2018-06-06 | 2019-01-18 | 林峭 | A kind of motor for taking into account high speed and low-speed performance |
-
2018
- 2018-06-06 CN CN201810577317.XA patent/CN108718122A/en active Pending
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2112903U (en) * | 1991-11-21 | 1992-08-12 | 重庆建筑工程学院 | Axial relative position adjusting mechanism for motor stator and rotor |
| US6191561B1 (en) * | 1998-01-16 | 2001-02-20 | Dresser Industries, Inc. | Variable output rotary power generator |
| EP1401087A1 (en) * | 2002-09-20 | 2004-03-24 | Tai-Her Yang | Axially movable rotor |
| CN1428505A (en) * | 2002-11-08 | 2003-07-09 | 陈锋光 | Adaptive vehicle starter |
| DE202007007217U1 (en) * | 2007-05-18 | 2007-08-02 | Yeh, Don-Lon | Brushless motor for e.g. electric vehicle, has connector that is tilted such that rotor is drawn from connector so that air gap is changed, and spring unit pressing rotor in direction opposite to stator so that connector is stretched |
| EP2197090A1 (en) * | 2008-12-15 | 2010-06-16 | Appliances Components Companies S.p.A. | Electric permanent magnet motor |
| CN201682390U (en) * | 2010-05-24 | 2010-12-22 | 河南省煤炭化工研究所有限责任公司 | Three-phase alternating current asynchronous squirrel cage type speed regulating motor |
| CN101931358A (en) * | 2010-07-06 | 2010-12-29 | 华南理工大学 | Automatic magnetic adjustment low-speed starting wind power generating motor |
| CN102769344A (en) * | 2012-07-20 | 2012-11-07 | 林贵生 | Direct drive type motor or generator capable of steplessly converting torque and regulating speed |
| US20160036308A1 (en) * | 2014-08-01 | 2016-02-04 | Falcon Power, LLC | Variable torque motor/generator/transmission |
| JP2016144265A (en) * | 2015-01-30 | 2016-08-08 | スズキ株式会社 | Outer rotor type variable magnetic field motor |
| CN104979991A (en) * | 2015-03-24 | 2015-10-14 | 杨世国 | Permanent magnet inner rotor brushless motor capable of continuously changing speed adaptively according to torque changes |
| CN104767331A (en) * | 2015-03-31 | 2015-07-08 | 瑞昌市森奥达科技有限公司 | Stator-movable type self-speed-regulating permanent magnet motor |
| CN104967256A (en) * | 2015-07-14 | 2015-10-07 | 华英汽车集团有限公司 | Disc type motor with adjustable air gap |
| CN107124064A (en) * | 2016-02-25 | 2017-09-01 | 德昌电机(深圳)有限公司 | Blower fan and its external rotor electric machine |
| CN107786039A (en) * | 2016-08-24 | 2018-03-09 | 申茂军 | A kind of design of new cylinder type permanent magnet linear magnetic gear composite generator |
| CN206533263U (en) * | 2017-01-03 | 2017-09-29 | 重庆西伟迪磁电动力科技有限公司 | A kind of two-way double helix permanent magnetic brushless of torque adaptive speed change |
| CN208401648U (en) * | 2018-06-06 | 2019-01-18 | 林峭 | A kind of motor for taking into account high speed and low-speed performance |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190809 Address after: 529724 Chaoyang Industrial Road, Yayao Town, Heshan City, Jiangmen City, Guangdong Province Applicant after: Heshan City Heng Fu Micro Motor Co., Ltd. Address before: 528318 Fenghua Garden B11, Longjiang Town, Shunde District, Foshan City, Guangdong Province Applicant before: Lin Qiao Applicant before: Wen Zhiheng Applicant before: Li Dan |