CN106130281A - Centralized winding phase shift starts micro asynchronous motor - Google Patents

Centralized winding phase shift starts micro asynchronous motor Download PDF

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Publication number
CN106130281A
CN106130281A CN201610549634.1A CN201610549634A CN106130281A CN 106130281 A CN106130281 A CN 106130281A CN 201610549634 A CN201610549634 A CN 201610549634A CN 106130281 A CN106130281 A CN 106130281A
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pole
winding
magnetic
iron core
stator
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CN201610549634.1A
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CN106130281B (en
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赵晓东
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Nantong man Wei Wei Electric Co., Ltd.
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Dalian Bilan Energy Saving and Environmental Protection Technology Co Ltd
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K17/00—Asynchronous induction motors; Asynchronous induction generators
    • H02K17/02—Asynchronous induction motors
    • H02K17/04—Asynchronous induction motors for single phase current
    • H02K17/08—Motors with auxiliary phase obtained by externally fed auxiliary windings, e.g. capacitor motors
    • 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
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/16—Stator cores with slots for windings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
    • H02K3/12—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors arranged in slots
    • H02K3/16—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors arranged in slots for auxiliary purposes, e.g. damping or commutating

Abstract

The present invention is that a kind of centralized winding phase shift starts micro asynchronous motor, and it relates to a kind of asynchronous motor.Centralized winding phase shift starts micro asynchronous motor and includes stator component, cage rotor.Cage rotor is arranged on the radially inner side of stator component.Centralized winding phase shift starts micro asynchronous motor two poles and quadrupole two kinds of rotating speed specifications.The stator component of each rotating speed specification is divided into the A type stator component of complete structure according to the difference of stator winding quantity and simplifies two kinds of structure types of B-mode stator component of structure.Centralized winding phase shift starts the auxiliary winding of micro asynchronous motor and uses centralized configuration with Working winding, and use phase shift start mode, this electric motor structure is applicable to micromotor, compared with shaded-pole monopole asynchronous motor, centralized winding phase shift starts micro asynchronous motor and possesses the advantage that electric efficiency is high, starting torque is big, runnability is good.

Description

Centralized winding phase shift starts micro asynchronous motor
Technical field
The present invention is that a kind of centralized winding phase shift starts micro asynchronous motor, and it relates to a kind of asynchronous motor, special Do not relate to a kind of stator winding and use centralized configuration, and use the micromotor that phase shift starts.
Background technology
Monopole asynchronous motor can be divided into phase shift and shaded-pole two types according to the difference of stator structure.Phase shift Monopole asynchronous motor has auxiliary winding and Working winding, auxiliary winding spatially to differ 90 degree with Working winding in the stator Electrical angle, utilizes the phase shift effect of electric capacity or resistance, makes the current phase of auxiliary winding differ with the current phase of Working winding Being about 90 degree, auxiliary winding acts on generation rotating excitation field jointly with Working winding.The structure of phase shift monopole asynchronous motor is multiple Miscellaneous, common phase shift monopole asynchronous motor structure is not suitable for micromotor.Electric capacity phase shift monopole asynchronous motor has The advantage that effective percentage is high, power factor (PF) is high.
Only having Working winding on the stator of shaded-pole monopole asynchronous motor, stator winding is centralized winding construction, often See have two poles and quadrupole two kinds of rotating speed specifications.There are groove, ditch in each magnetic pole end of shaded-pole single-phase asynchronous electromotor stator Groove is provided with short circuit copper ring, referred to as split-pole, produces in a phase place delayed after Working winding is energized in short circuit copper ring Being about the faradic current of 90 degree, short circuit copper ring acts on generation rotating excitation field jointly with Working winding.Shaded-pole is single-phase asynchronous electronic The starting torque of machine is little, runnability is poor, simple in construction, and shaded-pole monopole asynchronous motor structure is applicable to micromotor.
Micromotor is widely used in household electrical appliances, automation field, and what in micromotor, number of applications was most is Micro asynchronous motor and micro synchronous motor.Current micro synchronous motor is dependent on what non-uniform gap started, its Only having Working winding on stator, stator core radial inside edge has groove asymmetric with magnetic pole of the stator geometric center lines, recessed Magnetic resistance when groove makes rotor field pass through air gap changes, rotor when prestarting resting state, rotor field centrage Deflect certain angle with magnetic pole of the stator geometric center lines, avoid the dead-centre position that starting torque is zero, make this motor possess certainly Starting capability.This kind of motor is also referred to as U-shaped self-starting single-phase permanent-magnet synchronous motor, and it has simple in construction, low cost and other advantages. Owing to its starting torque is little, starting performance is poor, limit the use of the type motor.
The stator of current micro asynchronous motor remains shaded-pole structure, and electric efficiency is the lowest.Therefore, household electrical appliances, Automation field is in the urgent need to the higher technology being applicable to micromotor of a kind of efficiency.If a kind of motor stator winding Use centralized winding construction, and use phase shift start mode, then this motor technology is applicable to micromotor, and has The advantage that standby electric efficiency is high, starting torque is big, runnability is good.This motor stator and cage rotor collectively constitute a kind of micro- Type asynchronous motor.This motor stator and asynchronous starting permanent magnet synchronous motor rotor collectively constitute a kind of miniature asynchronous starting Permasyn morot.
Summary of the invention
It is an object of the invention to overcome that shaded-pole monopole asynchronous motor starting torque is little, runnability is poor and common phase shift The shortcoming that formula monopole asynchronous motor structure is not suitable for micromotor, it is provided that a kind of stator winding uses centralized configuration, And use the micromotor that phase shift starts.Embodiment of the present invention are as follows:
The total feature of the present invention is that centralized winding phase shift starts micro asynchronous motor and includes stator component, cage rotor.Mus Cage rotor is arranged on the radially inner side of stator component.Centralized winding phase shift starts micro asynchronous motor two poles and quadrupole two Plant rotating speed specification.The stator component of each rotating speed specification is divided into the A type of complete structure to determine according to the difference of stator winding quantity Subassembly and two kinds of structure types of B-mode stator component of simplification structure.Centralized winding phase shift starts micro asynchronous motor Stator component is specifically divided into two pole A type stator components, two the most B-mode stator components, quadrupole A type stator component, quadrupole B-mode fixed Subassembly totally four kinds of structure types, the stator component of these four kinds of structure types is assembled together with cage rotor respectively, group respectively Become centralized winding phase shift start two pole A type asynchronous motors of micro asynchronous motor, two the most B-mode asynchronous motors, four Pole A type asynchronous motor, quadrupole B-mode asynchronous motor.
Cage rotor includes rotating shaft, mouse cage, mouse cage iron core.Rotating shaft is cylinder, and mouse cage is arranged in mouse cage iron core, mouse cage Iron core is arranged in rotating shaft.
Two pole A type stator components include Working winding one, Working winding iron core one, auxiliary winding one, auxiliary winding two, Auxiliary winding three, auxiliary winding four, two pole A type inner-stator iron core, two pole A type external stator cores.Working winding one is arranged on On Working winding iron core one, Working winding iron core one is arranged on two pole A type external stator cores.Auxiliary winding one, auxiliary winding Two, auxiliary winding three, auxiliary winding four are separately mounted on two pole A type inner-stator iron cores, and two pole A type inner-stator iron cores are installed On two pole A type external stator cores.
There is a groove lower end of two pole A type external stator cores, and this groove forms Working winding cavity one, Working winding The left and right sides of cavity one is respectively arranged with a latch recess one, and the profile of latch recess one is dovetail-shape.Two pole A type external stator ferrum There is a through hole centre of core, and this through hole forms auxiliary winding cavity one, depends on from left to right in the upper end of auxiliary winding cavity one Secondary have pole slots two, pole slots three, has pole slots one, magnetic pole the most successively in the lower end of auxiliary winding cavity one Groove four, pole slots one, pole slots two, pole slots three, pole slots four profile dovetail-shape.At pole slots two And between pole slots three auxiliary winding cavity one upper end radial outside have one every magnetic punching, at pole slots one and magnetic Between pole groove four auxiliary winding cavity one lower end radial outside have one every magnetic punching, each is upper and lower every magnetic punching Both sides respectively form a least external stator in cross section every magnetic magnetic bridge.
The centre of two pole A type inner-stator iron cores is the pole shoe one of annular, and the centre of pole shoe one is circular through hole, and this leads to Hole forms stator air gap inner chamber one, and the radial outside of pole shoe one is evenly equipped with magnetic pole one, magnetic pole two, magnetic pole three, magnetic pole four, magnetic successively Pole one, magnetic pole two, magnetic pole three, the radial outside end of magnetic pole four are respectively arranged with a tenon, and the profile of this tenon is dovetail-shape, and Magnetic pole one, magnetic pole two, magnetic pole three, magnetic pole four end tenon profile respectively with the pole slots of two pole A type external stator cores One, pole slots two, pole slots three, the profile of pole slots four are meshed.The radial outside of pole shoe one is evenly equipped with four successively Individual every magnetic groove, each between adjacent two magnetic poles, respectively forms one at each every the bottom land of magnetic groove every magnetic groove The least inner stator in individual cross section is every magnetic magnetic bridge one.
Working winding iron core one is rectangular, and the both ends of Working winding iron core one are respectively arranged with a tenon, the profile of this tenon Dovetail-shape, and the profile of Working winding iron core one two ends tenon respectively with the latch recess one of two pole A type external stator cores Profile be meshed.
Working winding one includes coil rack, winding coil, is skeleton through hole in the middle of coil rack, and winding coil is arranged on On coil rack.
Auxiliary winding one, auxiliary winding two, auxiliary winding three, auxiliary winding four structure identical, auxiliary winding one, auxiliary around Group two, auxiliary winding three, auxiliary winding four include coil rack, winding coil respectively, are skeleton through hole in the middle of coil rack, around Group coil is arranged on coil rack.
Two pole A type stator components, when assembling, insert Working winding iron core one in the skeleton through hole of Working winding one, Working winding iron core one is arranged in the Working winding cavity one of two pole A type external stator cores again, makes Working winding iron core one Two ends tenon inserts in the latch recess one of two pole A type external stator cores.Magnetic pole one, the magnetic of two pole A type inner-stator iron cores Pole two, magnetic pole three, magnetic pole four insert auxiliary winding one, auxiliary winding two, auxiliary winding three respectively, assist the skeleton of winding four to lead to Kong Zhong, then two pole A type inner-stator iron cores are arranged in the auxiliary winding cavity one of two pole A type external stator cores, make magnetic pole One, magnetic pole two, magnetic pole three, magnetic pole four end tenon insert pole slots one, pole slots two, pole slots three, magnetic pole respectively In groove four.
Cage rotor is arranged on the stator air gap inner chamber one of two pole A type inner-stator iron cores of two pole A type stator components In, form centralized winding phase shift and start two pole A type asynchronous motors of micro asynchronous motor.
Two the most B-mode stator components include Working winding two, Working winding iron core two, auxiliary winding five, auxiliary winding eight, Two the most B-mode inner-stator iron cores, two the most B-mode external stator cores.Working winding two is arranged on Working winding iron core two, work around Group iron core two is arranged on two the most B-mode external stator cores.Auxiliary winding five, auxiliary winding eight be separately mounted to two the most B-mode in On stator core, two the most B-mode inner-stator iron cores are arranged on two the most B-mode external stator cores.
There is a groove lower end of two the most B-mode external stator cores, and this groove forms Working winding cavity two, Working winding The left and right sides of cavity two is respectively arranged with a latch recess two, and the profile of latch recess two is dovetail-shape.Two the most B-mode external stator ferrum There is a through hole centre of core, and this through hole forms auxiliary winding cavity two, depends on from left to right in the upper end of auxiliary winding cavity two Secondary have pole slots six, pole slots seven, has pole slots five, magnetic pole the most successively in the lower end of auxiliary winding cavity two Groove eight, pole slots five, pole slots six, pole slots seven, pole slots eight profile dovetail-shape.At pole slots six And there is a stamping-out mouth two between pole slots seven, between pole slots five and pole slots eight, have a stamping-out mouth one, punching Rabbet one and two two the most B-mode external stator cores of stamping-out mouth are divided into left and right two parts.
The centre of two the most B-mode inner-stator iron cores is the pole shoe two of annular, and the centre of pole shoe two is circular through hole, and this leads to Hole forms stator air gap inner chamber two, and the radial outside of pole shoe two is evenly equipped with magnetic pole five, magnetic pole six, magnetic pole seven, magnetic pole eight, magnetic successively Pole five, magnetic pole six, magnetic pole seven, the radial outside end of magnetic pole eight are respectively arranged with a tenon, and the profile of this tenon is dovetail-shape, and Magnetic pole five, magnetic pole six, magnetic pole seven, magnetic pole eight end tenon profile respectively with the pole slots of two the most B-mode external stator cores Five, pole slots six, pole slots seven, the profile of pole slots eight are meshed.The radial outside of pole shoe two is evenly equipped with four successively Individual every magnetic groove, each between adjacent two magnetic poles, respectively forms one at each every the bottom land of magnetic groove every magnetic groove The least inner stator in individual cross section is every magnetic magnetic bridge one.
Working winding iron core two is rectangular, and the both ends of Working winding iron core two are respectively arranged with a tenon, the profile of this tenon Dovetail-shape, and the profile of Working winding iron core two two ends tenon respectively with the latch recess two of two the most B-mode external stator cores Profile be meshed.
Working winding two includes coil rack, winding coil, is skeleton through hole in the middle of coil rack, and winding coil is arranged on On coil rack.
Auxiliary winding five, auxiliary winding eight structure identical, auxiliary winding five, auxiliary winding eight include respectively coil rack, Winding coil, is skeleton through hole in the middle of coil rack, and winding coil is arranged on coil rack.
Two the most B-mode stator components, when assembling, insert Working winding iron core two in the skeleton through hole of Working winding two, Working winding iron core two is arranged in the Working winding cavity two of two the most B-mode external stator cores again, makes Working winding iron core two Two ends tenon inserts in the latch recess two of two the most B-mode external stator cores.Magnetic pole five, the magnetic of two the most B-mode inner-stator iron cores Pole eight is inserted in the skeleton through hole of auxiliary winding five, auxiliary winding eight respectively, then two the most B-mode inner-stator iron cores are arranged on two In the auxiliary winding cavity two of the most B-mode external stator core, make magnetic pole five, magnetic pole six, magnetic pole seven, magnetic pole eight end tenon respectively Insert in pole slots five, pole slots six, pole slots seven, pole slots eight.
Cage rotor is arranged on the stator air gap inner chamber two of two the most B-mode inner-stator iron cores of two the most B-mode stator components In, form centralized winding phase shift and start two the most B-mode asynchronous motors of micro asynchronous motor.
Quadrupole A type stator component includes Working winding three, Working winding iron core three, Working winding four, Working winding iron core Wantonly, fixed outside auxiliary winding I, auxiliary winding II, auxiliary winding III, auxiliary winding IV, quadrupole A type inner-stator iron core, quadrupole A type Sub-iron core.Working winding three is arranged on Working winding iron core three, and Working winding iron core three is arranged on quadrupole A type external stator ferrum On core.Working winding is wantonly arranged on Working winding iron core four, and Working winding iron core is wantonly arranged on quadrupole A type external stator core On.Auxiliary winding I, auxiliary winding II, auxiliary winding III, auxiliary winding IV are separately mounted on quadrupole A type inner-stator iron core, Quadrupole A type inner-stator iron core is arranged on quadrupole A type external stator core.
There is a groove lower end of quadrupole A type external stator core, and this groove forms Working winding cavity three, Working winding The left and right sides of cavity three is respectively arranged with a latch recess three, and the profile of latch recess three is dovetail-shape.Quadrupole A type external stator ferrum There is a groove upper end of core, and this groove forms Working winding cavity wantonly, and the Working winding cavity left and right sides wantonly is respectively arranged with one Wantonly, latch recess profile wantonly is dovetail-shape for latch recess.There are a through hole, this through hole in the centre of quadrupole A type external stator core Forming auxiliary winding cavity three, the left end of auxiliary winding cavity three has pole slots I, the upper end of auxiliary winding cavity three to have magnetic pole Groove II, the right-hand member of auxiliary winding cavity three has pole slots III, the lower end of auxiliary winding cavity three to have pole slots IV, magnetic pole Groove I, pole slots II, pole slots III, pole slots IV profile dovetail-shape.Outside in the left end footpath of pole slots I Side have one every magnetic punching, the upper end radial outside at pole slots II have one every magnetic punching, at the right-hand member of pole slots III Radial outside have one every magnetic punching, the lower end radial outside at pole slots IV have one every magnetic punching, each is every Ci Chong The both sides up and down in hole or each side form a least external stator in cross section every magnetic magnetic bridge.
The centre of quadrupole A type inner-stator iron core is the pole shoe three of annular, and the centre of pole shoe three is circular through hole, and this leads to Hole forms stator air gap inner chamber three, and the radial outside of pole shoe three is evenly equipped with four groups of pole pairs successively, and often group pole pair is by two magnetic Pole forms, and often organizing between two magnetic poles of pole pair is every magnetic air groove, respectively forms one at each every the bottom land of magnetic air groove The least inner stator in individual cross section is every magnetic magnetic bridge two.Magnetic pole forms pole pair I I time on magnetic pole I, and magnetic pole II is left right with magnetic pole II Composition pole pair II, with III time composition pole pair III of magnetic pole, magnetic pole IV left side and magnetic pole IV right composition pole pair IV, magnetic on magnetic pole III Extremely to I, pole pair II, pole pair III, the radial outside end of pole pair IV respectively form a complete tenon, the wheel of this tenon Wide dovetail-shape, and the profile of pole pair I, pole pair II, pole pair III, pole pair IV end tenon respectively with quadrupole A type The pole slots I of external stator core, pole slots II, pole slots III, the profile of pole slots IV are meshed.The footpath of pole shoe three Be evenly equipped with the most successively four every magnetic groove, each every magnetic groove between adjacent two pole pairs, each every The bottom land of magnetic groove respectively forms a least inner stator in cross section every magnetic magnetic bridge one.
Working winding iron core three is rectangular, and the both ends of Working winding iron core three are respectively arranged with a tenon, the profile of this tenon Dovetail-shape, and the profile of Working winding iron core three two ends tenon respectively with the latch recess three of quadrupole A type external stator core Profile be meshed.
Working winding iron core is the most rectangular, and Working winding iron core both ends wantonly are respectively arranged with a tenon, the profile of this tenon Dovetail-shape, and the profile of Working winding iron core four two ends tenon is respectively with the latch recess of quadrupole A type external stator core wantonly Profile be meshed.
Working winding three is identical with Working winding four structure, and Working winding three and Working winding include coil bone the most respectively Frame, winding coil, be skeleton through hole in the middle of coil rack, and winding coil is arranged on coil rack.
Auxiliary winding I, auxiliary winding II, auxiliary winding III, auxiliary winding IV structure are identical, auxiliary winding I, auxiliary winding II, auxiliary winding III, auxiliary winding IV include coil rack, winding coil respectively, are skeleton through hole in the middle of coil rack, winding Coil is arranged on coil rack.
Quadrupole A type stator component, when assembling, inserts Working winding iron core three in the skeleton through hole of Working winding three, Working winding iron core three is arranged in the Working winding cavity three of quadrupole A type external stator core again, makes Working winding iron core three Two ends tenon inserts in the latch recess three of quadrupole A type external stator core.Working winding iron core is wantonly inserted Working winding four In skeleton through hole, then Working winding iron core is wantonly arranged in the Working winding cavity four of quadrupole A type external stator core, makes work Make in the latch recess four that winding iron core four two ends tenon inserts quadrupole A type external stator core.Quadrupole A type inner-stator iron core Pole pair I, pole pair II, pole pair III, pole pair IV respectively insert auxiliary winding I, auxiliary winding II, auxiliary winding III, In the skeleton through hole of auxiliary winding IV, then quadrupole A type inner-stator iron core be arranged on the auxiliary of quadrupole A type external stator core around In group cavity three, pole pair I, pole pair II, pole pair III, the complete tenon of pole pair IV end is made to insert pole slots respectively I, in pole slots II, pole slots III, pole slots IV.
Cage rotor is arranged on the stator air gap inner chamber three of the quadrupole A type inner-stator iron core of quadrupole A type stator component In, form centralized winding phase shift and start the quadrupole A type asynchronous motor of micro asynchronous motor.
Quadrupole B-mode stator component includes Working winding 5, Working winding iron core 5, Working winding land, Working winding iron core Land, auxiliary winding V, auxiliary winding VII, quadrupole B-mode inner-stator iron core, quadrupole B-mode external stator core.Working winding 5 is installed On Working winding iron core 5, Working winding iron core 5 is arranged on quadrupole B-mode external stator core.Working winding land is arranged on Working winding iron core is land, and Working winding iron core land is arranged on quadrupole B-mode external stator core.Auxiliary winding V, auxiliary winding VII is separately mounted on quadrupole B-mode inner-stator iron core, and quadrupole B-mode inner-stator iron core is arranged on quadrupole B-mode external stator core On.
There is a groove lower end of quadrupole B-mode external stator core, and this groove forms Working winding cavity 5, Working winding The left and right sides of cavity 5 is respectively arranged with a latch recess 5, and the profile of latch recess 5 is dovetail-shape.Quadrupole B-mode external stator ferrum There is a groove upper end of core, and this groove forms Working winding cavity land, and the left and right sides in Working winding cavity land is respectively arranged with one Latch recess land, the profile in latch recess land is dovetail-shape.There are a through hole, this through hole in the centre of quadrupole B-mode external stator core Forming auxiliary winding cavity four, the left end of auxiliary winding cavity four has pole slots V, the upper end of auxiliary winding cavity four to have magnetic Pole groove VI, the right-hand member of auxiliary winding cavity four has pole slots VII, the lower end of auxiliary winding cavity four to have pole slots VIII, magnetic Pole groove V, pole slots VI, pole slots VII, pole slots VIII profile dovetail-shape.Left end at pole slots V has One stamping-out mouth three, has a stamping-out mouth four in the upper end of pole slots VI, and the right-hand member at pole slots VII has a stamping-out mouth Five, a stamping-out mouth six is had in the lower end of pole slots VIII, stamping-out mouth three, stamping-out mouth four, stamping-out mouth five, six, stamping-out mouth are quadrupole B-mode external stator core is divided into upper left, upper right, lower-left, bottom right four part.
The centre of quadrupole B-mode inner-stator iron core is the pole shoe four of annular, and the centre of pole shoe four is circular through hole, and this leads to Hole forms stator air gap inner chamber four, and the radial outside of pole shoe four is evenly equipped with four groups of pole pairs successively, and often group pole pair is by two magnetic Pole forms, and often organizing between two magnetic poles of pole pair is every magnetic air groove, respectively forms one at each every the bottom land of magnetic air groove The least inner stator in individual cross section is every magnetic magnetic bridge two.Magnetic pole forms pole pair V, magnetic pole VI left side and magnetic pole V time on magnetic pole V VI right composition pole pair VI, with VII time composition pole pair VII of magnetic pole, magnetic pole VIII left side and magnetic pole VIII right composition pole pair on magnetic pole VII VIII, pole pair V, pole pair VI, pole pair VII, the radial outside end of pole pair VIII respectively form a complete tenon, this tenon Head profile dovetail-shape, and the profile of pole pair V, pole pair VI, pole pair VII, pole pair VIII end tenon respectively with The pole slots V of quadrupole B-mode external stator core, pole slots VI, pole slots VII, the profile of pole slots VIII are meshed. The radial outside of pole shoe four be evenly equipped with successively four every magnetic groove, each every magnetic groove between adjacent two pole pairs, A least inner stator in cross section is respectively formed every magnetic magnetic bridge one every the bottom land of magnetic groove at each.
Working winding iron core 5 is rectangular, and the both ends of Working winding iron core 5 are respectively arranged with a tenon, the profile of this tenon Dovetail-shape, and the profile of Working winding iron core 5 two ends tenon respectively with the latch recess 5 of quadrupole B-mode external stator core Profile be meshed.
Working winding iron core land is rectangular, and the both ends in Working winding iron core land are respectively arranged with a tenon, the profile of this tenon Dovetail-shape, and the profile of two ends, Working winding iron core land tenon respectively with the latch recess land of quadrupole B-mode external stator core Profile be meshed.
Working winding 5 is identical with Working winding land structure, and Working winding 5 and Working winding land include coil bone respectively Frame, winding coil, be skeleton through hole in the middle of coil rack, and winding coil is arranged on coil rack.
Auxiliary winding V is identical with auxiliary winding VII structure, and auxiliary winding V includes coil bone respectively with auxiliary winding VII Frame, winding coil, be skeleton through hole in the middle of coil rack, and winding coil is arranged on coil rack.
Quadrupole B-mode stator component, when assembling, inserts Working winding iron core 5 in the skeleton through hole of Working winding 5, Working winding iron core 5 is arranged in the Working winding cavity 5 of quadrupole B-mode external stator core again, makes Working winding iron core 5 Two ends tenon inserts in the latch recess 5 of quadrupole B-mode external stator core.Working winding land is inserted in Working winding iron core land In skeleton through hole, then Working winding iron core land is arranged in the Working winding cavity land of quadrupole B-mode external stator core, makes work Make in the latch recess land that two ends, winding iron core land tenon inserts quadrupole B-mode external stator core.Quadrupole B-mode inner-stator iron core Pole pair V, pole pair VII insert in the skeleton through hole of auxiliary winding V, auxiliary winding VII respectively, then quadrupole B-mode decided at the higher level but not officially announced Sub-iron core is arranged in the auxiliary winding cavity four of quadrupole B-mode external stator core, makes pole pair V, pole pair VI, pole pair VII, the complete tenon of pole pair VIII end inserts pole slots V, pole slots VI, pole slots VII, pole slots VIII respectively In.
Cage rotor is arranged on the stator air gap inner chamber four of the quadrupole B-mode inner-stator iron core of quadrupole B-mode stator component In, form centralized winding phase shift and start the quadrupole B-mode asynchronous motor of micro asynchronous motor.
Asynchronous starting and the running of two pole A type asynchronous motors be:
The magnetic field flux path one that the Working winding of two pole A type asynchronous motors produces is that the magnetic line of force is from the N of Working winding one Setting out in pole, the magnetic line of force sequentially passes through Working winding iron core one, two pole A type external stator core, magnetic pole one, motor air gap, mouse cage Rotor, motor air gap, magnetic pole four, two pole A type external stator core, Working winding iron core one, the magnetic line of force returns to Working winding one S pole, formed closed-loop path.
The magnetic field flux path two that the Working winding of two pole A type asynchronous motors produces is that the magnetic line of force is from Working winding Setting out in the N pole of one, the magnetic line of force sequentially passes through Working winding iron core one, two pole A type external stator core, magnetic pole two, motor gas Gap, cage rotor, motor air gap, magnetic pole three, two pole A type external stator core, Working winding iron core one, the magnetic line of force returns to work Make the S pole of winding one, form closed-loop path.
The Working winding of two pole A type asynchronous motors produces field pole geometric center lines Horizontal direction, in motor air gap, magnetic direction N pole on the left of the stator air gap inner chamber one of two pole A type inner-stator iron cores refers to S pole to the right.
The magnetic field flux path one that the auxiliary winding of two pole A type asynchronous motors produces is that the magnetic line of force is from auxiliary winding Setting out in the Ny pole of two, the magnetic line of force sequentially passes through magnetic pole two, motor air gap, cage rotor, motor air gap, magnetic pole one, two pole A type external stator core, magnetic pole two, the magnetic line of force returns to assist the Sy pole of winding two, forms closed-loop path.Meanwhile, the magnetic line of force is from auxiliary Set out in the Ny pole helping winding one, the magnetic line of force sequentially pass through magnetic pole one, two pole A type external stator core, magnetic pole two, motor air gap, Cage rotor, motor air gap, magnetic pole one, the magnetic line of force returns to assist the Sy pole of winding one, forms closed-loop path.Auxiliary winding two The magnetomotive force that the magnetomotive force produced produces with auxiliary winding one is connected.
The magnetic field flux path two that the auxiliary winding of two pole A type asynchronous motors produces is that the magnetic line of force is from auxiliary winding Setting out in the Ny pole of three, the magnetic line of force sequentially passes through magnetic pole three, motor air gap, cage rotor, motor air gap, magnetic pole four, two pole A type external stator core, magnetic pole three, the magnetic line of force returns to assist the Sy pole of winding three, forms closed-loop path.Meanwhile, the magnetic line of force is from auxiliary Set out in the Ny pole helping winding four, the magnetic line of force sequentially pass through magnetic pole four, two pole A type external stator core, magnetic pole three, motor air gap, Cage rotor, motor air gap, magnetic pole four, the magnetic line of force returns to assist the Sy pole of winding four, forms closed-loop path.Auxiliary winding three The magnetomotive force that the magnetomotive force produced produces with auxiliary winding four is connected.
The auxiliary winding of two pole A type asynchronous motors produces field pole geometric center lines Vertical direction, in motor air gap, magnetic direction Ny pole on the upside of the stator air gap inner chamber one of two pole A type inner-stator iron cores refers to To the Sy pole of downside.
Asynchronous starting and the running of two the most B-mode asynchronous motors be:
The magnetic field flux path one that the Working winding of two the most B-mode asynchronous motors produces is that the magnetic line of force is from the N of Working winding two Setting out in pole, the magnetic line of force sequentially passes through the most B-mode external stator core of Working winding iron core two, two, magnetic pole five, motor air gap, mouse cage Rotor, motor air gap, the most B-mode external stator core of magnetic pole eight, two, Working winding iron core two, the magnetic line of force returns to Working winding two S pole, formed closed-loop path.
The magnetic field flux path two that the Working winding of two the most B-mode asynchronous motors produces is that the magnetic line of force is from Working winding Setting out in the N pole of two, the magnetic line of force sequentially passes through the most B-mode external stator core of Working winding iron core two, two, magnetic pole six, motor gas Gap, cage rotor, motor air gap, the most B-mode external stator core of magnetic pole seven, two, Working winding iron core two, the magnetic line of force returns to work Make the S pole of winding two, form closed-loop path.
The Working winding of two the most B-mode asynchronous motors produces field pole geometric center lines Horizontal direction, in motor air gap, magnetic direction N pole on the left of the stator air gap inner chamber two of two the most B-mode inner-stator iron cores refers to S pole to the right.
The magnetic field flux path one that the auxiliary winding of two the most B-mode asynchronous motors produces is that the magnetic line of force is from auxiliary winding five Ny pole set out, the magnetic line of force sequentially passes through the most B-mode external stator core of magnetic pole five, two, magnetic pole six, motor air gap, mouse cage turn Son, motor air gap, magnetic pole five, the magnetic line of force returns to assist the Sy pole of winding five, forms closed-loop path.
The magnetic field flux path two that the auxiliary winding of two the most B-mode asynchronous motors produces is that the magnetic line of force is from auxiliary winding eight Ny pole set out, the magnetic line of force sequentially passes through the most B-mode external stator core of magnetic pole eight, two, magnetic pole seven, motor air gap, mouse cage turn Son, motor air gap, magnetic pole eight, the magnetic line of force returns to assist the Sy pole of winding eight, forms closed-loop path.
The auxiliary winding of two the most B-mode asynchronous motors produces field pole geometric center lines Vertical direction, in motor air gap, magnetic direction Ny pole on the upside of the stator air gap inner chamber two of two the most B-mode inner-stator iron cores refers to To the Sy pole of downside.
Centralized winding phase shift starts two pole A type asynchronous motors and the two the most B-mode asynchronous electricity of micro asynchronous motor The auxiliary winding of motivation produces magnetic field and produces field pole geometric center lines spatially phase margin electrical angle with Working winding, And utilize the phase shift effect of electric capacity or resistance, make the current phase of auxiliary winding differ with the current phase of Working winding and be about Degree, then auxiliary winding jointly acts on generation stator rotating excitation field with Working winding.The mouse cage cutting stator rotary magnetic of cage rotor The magnetic line of force of field produces induction torque.
Centralized winding phase shift starts the auxiliary winding of micro asynchronous motor and uses centralized configuration with Working winding, and And use phase shift start mode, and this electric motor structure is applicable to micromotor, compared with shaded-pole monopole asynchronous motor, and collection Chinese style winding phase shift starts micro asynchronous motor and possesses the advantage that electric efficiency is high, starting torque is big, runnability is good.
Accompanying drawing explanation
Figure of description is structure chart and the schematic diagram that centralized winding phase shift starts micro asynchronous motor.Wherein Fig. 1 It it is the axonometric drawing of two pole A type asynchronous motors of centralized winding phase shift starting micro asynchronous motor.Fig. 2 be centralized around Group phase shift starts the axonometric drawing of two the most B-mode asynchronous motors of micro asynchronous motor.Fig. 3 be two pole A type external stator cores, The axonometric drawing that two pole A type inner-stator iron cores, Working winding iron core one are assembled together.Fig. 4 is two pole A type external stator cores Axonometric drawing.Fig. 5 is the axonometric drawing of two pole A type inner-stator iron cores.Fig. 6 is the axonometric drawing of two the most B-mode inner-stator iron cores.Fig. 7 is Working winding iron core one or Working winding iron core two or Working winding iron core three or Working winding iron core are wantonly or Working winding Iron core 5 or the axonometric drawing in Working winding iron core land.Fig. 8 be Working winding one or Working winding two or Working winding three or Working winding is wantonly or Working winding 5 or the axonometric drawing in Working winding land.Fig. 9 is the axonometric drawing of cage rotor.Figure 10 is two poles The axonometric drawing that B-mode external stator core, two the most B-mode inner-stator iron cores, Working winding iron core two are assembled together.Figure 11 is two poles The axonometric drawing of B-mode external stator core.Figure 12 is the asynchronous electricity of quadrupole A type that centralized winding phase shift starts micro asynchronous motor The axonometric drawing of motivation.Figure 13 is the axle survey that centralized winding phase shift starts the quadrupole B-mode asynchronous motor of micro asynchronous motor Figure.Figure 14 is quadrupole A type external stator core, quadrupole A type inner-stator iron core, Working winding iron core three, Working winding iron core four The axonometric drawing being assembled together.Figure 15 is the axonometric drawing of quadrupole A type external stator core.Figure 16 is quadrupole A type inner-stator iron core Axonometric drawing.Figure 17 is the axonometric drawing of quadrupole B-mode inner-stator iron core.Figure 18 be quadrupole B-mode external stator core, quadrupole B-mode in The axonometric drawing that stator core, Working winding iron core 5, Working winding iron core land are assembled together.Figure 19 is quadrupole B-mode external stator The axonometric drawing of iron core.Figure 20 is the magnetic field flux path schematic diagram of the Working winding generation of two pole A type asynchronous motors.Figure 21 It it is the magnetic field flux path schematic diagram of the auxiliary winding generation of two pole A type asynchronous motors.Figure 22 is two the most B-mode asynchronous electrics The magnetic field flux path schematic diagram that the Working winding of machine produces.Figure 23 is that the auxiliary winding of two the most B-mode asynchronous motors produces Magnetic field flux path schematic diagram.Figure 24 is the magnetic field flux path signal of the Working winding generation of quadrupole A type asynchronous motor Figure.Figure 25 is the magnetic field flux path schematic diagram of the auxiliary winding generation of quadrupole A type asynchronous motor.Figure 26 is quadrupole B-mode The magnetic field flux path schematic diagram that the Working winding of asynchronous motor produces.Figure 27 be quadrupole B-mode asynchronous motor auxiliary around The magnetic field flux path schematic diagram that group produces.
In Figure 20 to Figure 27, capital N and S represent stator Working winding pole polarity, and letter Ny and Sy represents auxiliary Winding pole polarity.
Figure is labeled with Working winding 11, Working winding iron core 12, external stator every magnetic magnetic bridge 3, auxiliary winding one 4, two Pole A type inner-stator iron core 5, auxiliary winding 26, every magnetic punching 7, auxiliary winding 38, cage rotor 9, auxiliary winding 4 10, two Pole A type external stator core 11, Working winding 2 12, Working winding iron core 2 13, the auxiliary the most B-mode inner stator of winding 5 14, two Iron core 15, stamping-out mouth 2 16, auxiliary winding 8 17, the most B-mode external stator core 19 of stamping-out mouth one 18, two, magnetic pole 1, magnetic pole 2 21, magnetic pole 3 22, stator air gap inner chamber 1, magnetic pole 4 24, latch recess 1 25, Working winding cavity 1 26, magnetic pole are recessed Groove 1, auxiliary winding cavity 1, pole slots 2 29, pole slots 3 30, pole slots 4 31, every magnetic groove 32, pole Boots 1, magnetic pole 5 34, pole shoe 2 35, magnetic pole 6 36, magnetic pole 7 37, stator air gap inner chamber 2 38, magnetic pole 8 39, coil rack 40, winding coil 41, rotating shaft 42, mouse cage 43, mouse cage iron core 44, pole shoe 3 45, pole shoe 4 46, latch recess 2 47, work around Group cavity 2 48, pole slots 5 49, auxiliary winding cavity 2 50, pole slots 6 51, pole slots 7 52, pole slots eight 53, Working winding 3 54, Working winding iron core 3 55, auxiliary winding I 56, quadrupole A type inner-stator iron core 57, auxiliary winding II 58, Working winding 4 59, Working winding iron core 4 60, auxiliary winding III 61, auxiliary winding IV 62, quadrupole A type external stator core 63, Working winding 5 64, Working winding iron core 5 65, auxiliary winding V 66, quadrupole B-mode inner-stator iron core 67, stamping-out mouth three 68, stamping-out mouth 4 69, Working winding land 70, Working winding iron core land 71, stamping-out mouth 5 72, auxiliary winding VII 73, stamping-out mouth six 74, quadrupole B-mode external stator core 75, magnetic pole IV left side 76, magnetic pole I time 77, on magnetic air groove 78, magnetic pole I 79, magnetic pole II left 80, on magnetic pole II right side 81, stator air gap inner chamber 3 82, magnetic pole III 83, magnetic pole III time 84, magnetic pole IV right side 85, latch recess 3 86, Working winding cavity 3 87, auxiliary winding cavity 3 88, pole slots I 89, pole slots II 90, Working winding cavity wantonly 91, Latch recess wantonly 92, pole slots III 93, pole slots IV 94, magnetic pole VIII left side 95, magnetic pole V time 96, on magnetic pole V 97, magnetic pole On VI left side 98, magnetic pole VI right side 99, stator air gap inner chamber 4 100, magnetic pole VII 101, magnetic pole VII time 102, magnetic pole VIII right side 103, locking Groove 5 104, Working winding cavity 5 105, pole slots VIII 106, pole slots V 107, pole slots VI 108, work around Group cavity land 109, latch recess land 110, auxiliary winding cavity 4 111, pole slots VII 112, magnetic line of force path 113, magnetic field Direction 114, stator field direction of rotation 115, inner stator every magnetic magnetic bridge 1, inner stator every magnetic magnetic bridge 2 117.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is further discussed below.
With reference to Fig. 1, Fig. 3, Fig. 4, Fig. 5, Fig. 7, Fig. 8, Fig. 9, centralized winding phase shift starts micro asynchronous motor and includes Stator component, cage rotor 9.Cage rotor 9 is arranged on the radially inner side of stator component.It is different that centralized winding phase shift plays actuating miniature Step motor has two poles and quadrupole two kinds of rotating speed specifications.The stator component of each rotating speed specification is according to stator winding quantity not With being divided into the A type stator component of complete structure and simplifying two kinds of structure types of B-mode stator component of structure.Centralized winding moves Start the stator component of micro asynchronous motor mutually and be specifically divided into two pole A type stator components, two the most B-mode stator components, quadrupole A type stator component, quadrupole B-mode stator component totally four kinds of structure types, the stator component of these four kinds of structure types respectively with Mus Cage rotor 9 is assembled together, and separately constitutes centralized winding phase shift and starts two pole A type asynchronous electrics of micro asynchronous motor Machine, two the most B-mode asynchronous motors, quadrupole A type asynchronous motor, quadrupole B-mode asynchronous motor.
Cage rotor 9 includes rotating shaft 42, mouse cage 43, mouse cage iron core 44.Rotating shaft 42 is in cylinder, and mouse cage 43 is arranged on mouse cage In iron core 44, mouse cage iron core 44 is arranged in rotating shaft 42.
Two pole A type stator components include Working winding 11, Working winding iron core 12, auxiliary winding 1, auxiliary winding 26, auxiliary winding 38, auxiliary A type inner-stator iron core 5, two pole, winding 4 10, two pole A type external stator core 11.Work around Organizing 11 to be arranged on Working winding iron core 12, Working winding iron core 12 is arranged on two pole A type external stator cores 11.Auxiliary Winding 1, auxiliary winding 26, auxiliary winding 38, auxiliary winding 4 10 are separately mounted on two pole A type inner-stator iron cores 5, Two pole A type inner-stator iron cores 5 are arranged on two pole A type external stator cores 11.
There is a groove lower end of two pole A type external stator cores 11, and this groove forms Working winding cavity 1 26, work The left and right sides of winding cavity 1 26 is respectively arranged with a latch recess 1 25, and the profile of latch recess 1 25 is dovetail-shape.Two pole first There is a through hole centre of type external stator core 11, and this through hole forms auxiliary winding cavity 1, at auxiliary winding cavity 1 Upper end have pole slots 2 29, pole slots 3 30 the most successively, auxiliary winding cavity 1 lower end from a left side to The right side has pole slots 1, pole slots 4 31, pole slots 1, pole slots 2 29, pole slots 3 30, magnetic pole successively The profile of groove 4 31 is dovetail-shape.Between pole slots 2 29 and pole slots 3 30 auxiliary winding cavity 1 upper End radial outside has one every magnetic punching 7, the auxiliary winding cavity 1 between pole slots 1 and pole slots 4 31 Lower end radial outside have one every magnetic punching 7, it is the least that each respectively forms a cross section every the both sides up and down of magnetic punching 7 External stator is every magnetic magnetic bridge 3.
The centre of two pole A type inner-stator iron cores 5 is the pole shoe 1 of annular, and the centre of pole shoe 1 is circular through hole, This through hole forms stator air gap inner chamber 1, and the radial outside of pole shoe 1 is evenly equipped with magnetic pole 1, magnetic pole 2 21, magnetic pole successively 3 22, magnetic pole 4 24, magnetic pole 1, magnetic pole 2 21, magnetic pole 3 22, the radial outside end of magnetic pole 4 24 be respectively arranged with a tenon, The profile of this tenon is dovetail-shape, and magnetic pole 1, magnetic pole 2 21, magnetic pole 3 22, the profile of magnetic pole 4 24 end tenon divide Not with the pole slots 1 of two pole A type external stator cores 11, pole slots 2 29, pole slots 3 30, pole slots 4 31 Profile be meshed.The radial outside of pole shoe 1 be evenly equipped with successively four every magnetic groove 32, each is positioned at every magnetic groove 32 Between adjacent two magnetic poles, respectively form a least inner stator in cross section every magnetic magnetic bridge at each every the bottom land of magnetic groove 32 One 116.
Working winding iron core 12 is rectangular, and the both ends of Working winding iron core 12 are respectively arranged with a tenon, the wheel of this tenon Wide dovetail-shape, and the profile of Working winding iron core 12 two ends tenon respectively with the locking of two pole A type external stator cores 11 The profile of groove 1 25 is meshed.
Working winding 11 includes that in the middle of coil rack 40, winding coil 41, coil rack 40 be skeleton through hole, winding wire Circle 41 is arranged on coil rack 40.
Auxiliary winding 1, auxiliary winding 26, auxiliary winding 38, auxiliary winding 4 10 structure are identical, auxiliary winding 1, Auxiliary winding 26, auxiliary winding 38, auxiliary winding 4 10 include coil rack 40, winding coil 41, coil rack 40 respectively Centre is skeleton through hole, and winding coil 41 is arranged on coil rack 40.
Two pole A type stator components, when assembling, insert Working winding iron core 12 the skeleton through hole of Working winding 11 In, then Working winding iron core 12 is arranged in the Working winding cavity 1 26 of two pole A type external stator cores 11, make work around Group iron core 12 two ends tenon inserts in the latch recess 1 25 of two pole A type external stator cores 11.Two pole A type inner stator ferrum The magnetic pole 1 of core 5, magnetic pole 2 21, magnetic pole 3 22, magnetic pole 4 24 insert auxiliary winding 1, auxiliary winding 26, auxiliary respectively Winding 38, auxiliary winding 4 10 skeleton through hole in, then two pole A type inner-stator iron cores 5 are arranged on two pole A type external stators In the auxiliary winding cavity 1 of iron core 11, make magnetic pole 1, magnetic pole 2 21, magnetic pole 3 22, magnetic pole 4 24 end tenon respectively Insert in pole slots 1, pole slots 2 29, pole slots 3 30, pole slots 4 31.
Cage rotor 9 is arranged on the stator air gap inner chamber of two pole A type inner-stator iron cores 5 of two pole A type stator components In one 23, form centralized winding phase shift and start two pole A type asynchronous motors of micro asynchronous motor.
With reference to Fig. 2, Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, Figure 11, two the most B-mode stator components include Working winding 2 12, work Make winding iron core 2 13, auxiliary winding 5 14, auxiliary winding 8 17, the two the most B-mode external stator of the most B-mode inner-stator iron core 15, two Iron core 19.Working winding 2 12 is arranged on Working winding iron core 2 13, Working winding iron core 2 13 be arranged on two the most B-mode outside On stator core 19.Auxiliary winding 5 14, auxiliary winding 8 17 are separately mounted on two the most B-mode inner-stator iron cores 15, two pole second Type inner-stator iron core 15 is arranged on two the most B-mode external stator cores 19.
There is a groove lower end of two the most B-mode external stator cores 19, and this groove forms Working winding cavity 2 48, work The left and right sides of winding cavity 2 48 is respectively arranged with a latch recess 2 47, and the profile of latch recess 2 47 is dovetail-shape.Two pole second There is a through hole centre of type external stator core 19, and this through hole forms auxiliary winding cavity 2 50, at auxiliary winding cavity 2 50 Upper end have pole slots 6 51, pole slots 7 52 the most successively, auxiliary winding cavity 2 50 lower end from a left side to The right side has pole slots 5 49, pole slots 8 53, pole slots 5 49, pole slots 6 51, pole slots 7 52, magnetic pole successively The profile of groove 8 53 is dovetail-shape.A stamping-out mouth 2 16 is had, at magnetic between pole slots 6 51 and pole slots 7 52 Having a stamping-out mouth 1 between pole groove 5 49 and pole slots 8 53, stamping-out mouth 1 and 2 16, stamping-out mouth two are the most B-mode External stator core 19 is divided into left and right two parts.
The centre of two the most B-mode inner-stator iron cores 15 is the pole shoe 2 35 of annular, and the centre of pole shoe 2 35 is circular leading to Hole, this through hole formed stator air gap inner chamber 2 38, the radial outside of pole shoe 2 35 be evenly equipped with successively magnetic pole 5 34, magnetic pole 6 36, Magnetic pole 7 37, magnetic pole 8 39, magnetic pole 5 34, magnetic pole 6 36, magnetic pole 7 37, the radial outside end of magnetic pole 8 39 are respectively arranged with a tenon Head, the profile of this tenon is dovetail-shape, and magnetic pole 5 34, magnetic pole 6 36, magnetic pole 7 37, the profile of magnetic pole 8 39 end tenon Respectively with the pole slots 5 49 of two the most B-mode external stator cores 19, pole slots 6 51, pole slots 7 52, pole slots eight The profile of 53 is meshed.The radial outside of pole shoe 2 35 be evenly equipped with successively four every magnetic groove 32, each is every magnetic groove 32 Between adjacent two magnetic poles, respectively form a least inner stator in cross section every magnetic magnetic at each every the bottom land of magnetic groove 32 Bridge 1.
Working winding iron core 2 13 is rectangular, and the both ends of Working winding iron core 2 13 are respectively arranged with a tenon, this tenon Profile is dovetail-shape, and the profile of Working winding iron core 2 13 two ends tenon respectively with the lock of two the most B-mode external stator cores 19 The profile determining groove 2 47 is meshed.
Working winding 2 12 includes that in the middle of coil rack 40, winding coil 41, coil rack 40 be skeleton through hole, winding wire Circle 41 is arranged on coil rack 40.
Auxiliary winding 5 14, auxiliary winding 8 17 structure are identical, and auxiliary winding 5 14, auxiliary winding 8 17 include line respectively Ring framework 40, winding coil 41, be skeleton through hole in the middle of coil rack 40, and winding coil 41 is arranged on coil rack 40.
Two the most B-mode stator components, when assembling, insert Working winding iron core 2 13 the skeleton through hole of Working winding 2 12 In, then Working winding iron core 2 13 is arranged in the Working winding cavity 2 48 of two the most B-mode external stator cores 19, make work Winding iron core 2 13 two ends tenon inserts in the latch recess 2 47 of two the most B-mode external stator cores 19.Two the most B-mode inner stators The magnetic pole 5 34 of iron core 15, magnetic pole 8 39 insert in the skeleton through hole of auxiliary winding 5 14, auxiliary winding 8 17 respectively, then two The most B-mode inner-stator iron core 15 is arranged in the auxiliary winding cavity 2 50 of two the most B-mode external stator cores 19, make magnetic pole 5 34, Magnetic pole 6 36, magnetic pole 7 37, magnetic pole 8 39 end tenon insert pole slots 5 49, pole slots 6 51, pole slots respectively 7 52, in pole slots 8 53.
Cage rotor 9 is arranged on the stator air gap inner chamber of two the most B-mode inner-stator iron cores 15 of two the most B-mode stator components In 2 38, form centralized winding phase shift and start two the most B-mode asynchronous motors of micro asynchronous motor.
With reference to Figure 20 to Figure 23, asynchronous starting and the running of two pole A type asynchronous motors be:
The magnetic field flux path one that the Working winding of two pole A type asynchronous motors produces is that the magnetic line of force is from Working winding 11 N sets out pole, and the magnetic line of force sequentially passes through Working winding iron core 12, two pole A type external stator core 11, magnetic pole 1, motor gas Gap, cage rotor 9, motor air gap, magnetic pole 4 24, two pole A type external stator core 11, Working winding iron core 12, the magnetic line of force Return to the S pole of Working winding 11, form closed-loop path.
The magnetic field flux path two that the Working winding of two pole A type asynchronous motors produces is that the magnetic line of force is from Working winding Setting out in the N pole of 11, the magnetic line of force sequentially passes through Working winding iron core 12, two pole A type external stator core 11, magnetic pole 2 21, electronic Machine air gap, cage rotor 9, motor air gap, magnetic pole 3 22, two pole A type external stator core 11, Working winding iron core 12, magnetic The line of force returns to the S pole of Working winding 11, forms closed-loop path.
The Working winding of two pole A type asynchronous motors produces field pole geometric center lines Horizontal direction, magnetic direction N pole on the left of the stator air gap inner chamber 1 of two pole A type inner-stator iron cores 5 in motor air gap S pole on the right side of sensing.
The magnetic field flux path one that the auxiliary winding of two pole A type asynchronous motors produces is that the magnetic line of force is from auxiliary winding Setting out in the Ny pole of 26, the magnetic line of force sequentially passes through magnetic pole 2 21, motor air gap, cage rotor 9, motor air gap, magnetic pole one 20, two pole A type external stator cores 11, magnetic pole 2 21, the magnetic line of force returns to assist the Sy pole of winding 26, forms closed-loop path.With Time, the magnetic line of force from auxiliary winding 1 Ny pole, the magnetic line of force sequentially pass through magnetic pole one 20, two pole A type external stator core 11, Magnetic pole 2 21, motor air gap, cage rotor 9, motor air gap, magnetic pole 1, the magnetic line of force returns to assist the Sy of winding 1 Pole, forms closed-loop path.The magnetomotive force that the magnetomotive force that auxiliary winding 26 produces produces with auxiliary winding 1 is connected.
The magnetic field flux path two that the auxiliary winding of two pole A type asynchronous motors produces is that the magnetic line of force is from auxiliary winding Setting out in the Ny pole of 38, the magnetic line of force sequentially passes through magnetic pole 3 22, motor air gap, cage rotor 9, motor air gap, magnetic pole four 24, two pole A type external stator cores 11, magnetic pole 3 22, the magnetic line of force returns to assist the Sy pole of winding 38, forms closed-loop path.With Time, the magnetic line of force is from the Ny pole of auxiliary winding 4 10, and the magnetic line of force sequentially passes through magnetic pole 4 24, two pole A type external stator core 11, magnetic pole 3 22, motor air gap, cage rotor 9, motor air gap, magnetic pole 4 24, the magnetic line of force returns to assist winding 4 10 Sy pole, forms closed-loop path.The magnetomotive force that the magnetomotive force that auxiliary winding 38 produces produces with auxiliary winding 4 10 is connected.
The auxiliary winding of two pole A type asynchronous motors produces field pole geometric center lines Vertical direction, magnetic direction Ny on the upside of the stator air gap inner chamber 1 of two pole A type inner-stator iron cores 5 in motor air gap Sy pole on the downside of the sensing of pole.
Asynchronous starting and the running of two the most B-mode asynchronous motors be:
The magnetic field flux path one that the Working winding of two the most B-mode asynchronous motors produces is that the magnetic line of force is from Working winding 2 12 N pole set out, the magnetic line of force sequentially passes through the most B-mode external stator core 19 of Working winding iron core 2 13, two, magnetic pole 5 34, motor Air gap, cage rotor 9, motor air gap, the most B-mode external stator core 19 of magnetic pole 8 39, two, Working winding iron core 2 13, magnetic force Line returns to the S pole of Working winding 2 12, forms closed-loop path.
The magnetic field flux path two that the Working winding of two the most B-mode asynchronous motors produces is that the magnetic line of force is from Working winding Setting out in the N pole of 2 12, the magnetic line of force sequentially passes through the most B-mode external stator core 19 of Working winding iron core 2 13, two, magnetic pole 6 36, electricity Motivation air gap, cage rotor 9, motor air gap, the most B-mode external stator core 19 of magnetic pole 7 37, two, Working winding iron core 2 13, The magnetic line of force returns to the S pole of Working winding 2 12, forms closed-loop path.
The Working winding of two the most B-mode asynchronous motors produces field pole geometric center lines Horizontal direction, magnetic direction N on the left of the stator air gap inner chamber 2 38 of two the most B-mode inner-stator iron cores 15 in motor air gap S pole on the right side of the sensing of pole.
The magnetic field flux path one that the auxiliary winding of two the most B-mode asynchronous motors produces is that the magnetic line of force is from auxiliary winding five Set out in the Ny pole of 14, the magnetic line of force sequentially pass through the most B-mode external stator core 19 of magnetic pole 5 34, two, magnetic pole 6 36, motor air gap, Cage rotor 9, motor air gap, magnetic pole 5 34, the magnetic line of force returns to assist the Sy pole of winding 5 14, forms closed-loop path.
The magnetic field flux path two that the auxiliary winding of two the most B-mode asynchronous motors produces is that the magnetic line of force is from auxiliary winding eight Set out in the Ny pole of 17, the magnetic line of force sequentially pass through the most B-mode external stator core 19 of magnetic pole 8 39, two, magnetic pole 7 37, motor air gap, Cage rotor 9, motor air gap, magnetic pole 8 39, the magnetic line of force returns to assist the Sy pole of winding 8 17, forms closed-loop path.
The auxiliary winding of two the most B-mode asynchronous motors produces field pole geometric center lines Vertical direction, magnetic direction Ny on the upside of the stator air gap inner chamber 2 38 of two the most B-mode inner-stator iron cores 15 in motor air gap Sy pole on the downside of the sensing of pole.
Centralized winding phase shift starts two pole A type asynchronous motors and the two the most B-mode asynchronous electricity of micro asynchronous motor The auxiliary winding of motivation produces magnetic field and spatially differs 90 degree of electric angles with Working winding generation field pole geometric center lines Degree, and utilize the phase shift effect of electric capacity or resistance, make the current phase of auxiliary winding differ with the current phase of Working winding Be about 90 degree, then auxiliary winding jointly acts on generation stator rotating excitation field with Working winding.Mouse cage 43 cutting of cage rotor 9 is fixed The magnetic line of force of sub-rotating excitation field produces induction torque.

Claims (3)

1. a centralized winding phase shift starts micro asynchronous motor, it is characterised in that it is different that centralized winding phase shift plays actuating miniature Step motor includes stator component, cage rotor (9)；Cage rotor (9) is arranged on the radially inner side of stator component；Centralized around Group phase shift starts micro asynchronous motor two poles and quadrupole two kinds of rotating speed specifications；The stator component of each rotating speed specification according to The difference of stator winding quantity is divided into the A type stator component of complete structure and simplifies two kinds of structures of B-mode stator component of structure Type；Centralized winding phase shift starts the stator component of micro asynchronous motor and is specifically divided into two pole A type stator components, two poles B-mode stator component, quadrupole A type stator component, quadrupole B-mode stator component totally four kinds of structure types, these four kinds of structure types Stator component is assembled together with cage rotor (9) respectively, separately constitutes centralized winding phase shift and starts micro asynchronous motor Two pole A type asynchronous motors, two the most B-mode asynchronous motors, quadrupole A type asynchronous motor, quadrupole B-mode asynchronous electric Machine；
Cage rotor (9) includes rotating shaft (42), mouse cage (43), mouse cage iron core (44)；Rotating shaft (42) is in cylinder, and mouse cage (43) is pacified Being contained in mouse cage iron core (44), mouse cage iron core (44) is arranged in rotating shaft (42)；
Two pole A type stator components include Working winding one (1), Working winding iron core one (2), auxiliary winding one (4), auxiliary around Group two (6), auxiliary winding three (8), auxiliary winding four (10), two pole A type inner-stator iron core (5), two pole A type external stator cores (11)；Working winding one (1) is arranged on Working winding iron core one (2), and Working winding iron core one (2) is arranged on outside two pole A types On stator core (11)；Auxiliary winding one (4), auxiliary winding two (6), auxiliary winding three (8), auxiliary winding four (10) are pacified respectively Being contained on two poles A type inner-stator iron core (5), two poles A type inner-stator iron core (5) are arranged on two poles A type external stator core (11) On；
There is a groove lower end of two poles A type external stator core (11), and this groove forms Working winding cavity one (26), work The left and right sides of winding cavity one (26) is respectively arranged with a latch recess one (25), and the profile of latch recess one (25) is dovetail-shape； There is a through hole centre of two poles A type external stator core (11), and this through hole forms auxiliary winding cavity one (28), auxiliary around The upper end of group cavity one (28) has pole slots two (29), pole slots three (30) the most successively, at auxiliary winding cavity The lower end of one (28) has pole slots one (27), pole slots four (31) the most successively, and pole slots one (27), magnetic pole are recessed Groove two (29), pole slots three (30), pole slots four (31) profile dovetail-shape；Recessed with magnetic pole at pole slots two (29) The upper end radial outside of the auxiliary winding cavity one (28) between groove three (30) have one every magnetic punching (7), at pole slots one (27) the lower end radial outside of the auxiliary winding cavity one (28) and between pole slots four (31) have one every magnetic punching (7), Each respectively forms a least external stator in cross section every magnetic magnetic bridge (3) every the both sides up and down of magnetic punching (7)；
The centre of two poles A type inner-stator iron core (5) is the pole shoe one (33) of annular, and the centre of pole shoe one (33) is circular leading to Hole, this through hole forms stator air gap inner chamber one (23), and the radial outside of pole shoe one (33) is evenly equipped with magnetic pole one (20), magnetic pole successively Two (21), magnetic pole three (22), magnetic pole four (24), magnetic pole one (20), magnetic pole two (21), magnetic pole three (22), the footpath of magnetic pole four (24) End is respectively arranged with a tenon laterally, and the profile of this tenon is dovetail-shape, and magnetic pole one (20), magnetic pole two (21), magnetic pole three (22), the profile of magnetic pole four (24) end tenon respectively with pole slots one (27), the magnetic of two poles A type external stator core (11) Pole groove two (29), pole slots three (30), the profile of pole slots four (31) are meshed；The radial outside of pole shoe one (33) depends on Secondary be evenly equipped with four every magnetic groove (32), each every magnetic groove (32) between adjacent two magnetic poles, at each every magnetic The bottom land of groove (32) respectively forms a least inner stator in cross section every magnetic magnetic bridge one (116)；
Working winding iron core one (2) is rectangular, and the both ends of Working winding iron core one (2) are respectively arranged with a tenon, the wheel of this tenon Wide dovetail-shape, and the profile of Working winding iron core one (2) two ends tenon respectively with two poles A type external stator core (11) The profile of latch recess one (25) is meshed；
Working winding one (1) includes that in the middle of coil rack (40), winding coil (41), coil rack (40) be skeleton through hole, around Group coil (41) is arranged on coil rack (40)；
Auxiliary winding one (4), auxiliary winding two (6), auxiliary winding three (8), auxiliary winding four (10) structure are identical, assist winding One (4), auxiliary winding two (6), auxiliary winding three (8), auxiliary winding four (10) include coil rack (40), winding coil respectively (41), being skeleton through hole in the middle of coil rack (40), winding coil (41) is arranged on coil rack (40)；
Two pole A type stator components, when assembling, insert Working winding iron core one (2) the skeleton through hole of Working winding one (1) In, then Working winding iron core one (2) is arranged in the Working winding cavity one (26) of two poles A type external stator core (11), make Working winding iron core one (2) two ends tenon inserts in the latch recess one (25) of two poles A type external stator core (11)；Two poles The magnetic pole one (20) of A type inner-stator iron core (5), magnetic pole two (21), magnetic pole three (22), magnetic pole four (24) respectively insert auxiliary around Group one (4), auxiliary winding two (6), auxiliary winding three (8), auxiliary winding four (10) skeleton through hole in, then in two pole A types Stator core (5) is arranged in the auxiliary winding cavity one (28) of two poles A type external stator core (11), makes magnetic pole one (20), magnetic Pole two (21), magnetic pole three (22), magnetic pole four (24) end tenon insert respectively pole slots one (27), pole slots two (29), In pole slots three (30), pole slots four (31)；
Cage rotor (9) is arranged on the stator air gap inner chamber of two poles A type inner-stator iron core (5) of two pole A type stator components In one (23), form centralized winding phase shift and start two pole A type asynchronous motors of micro asynchronous motor；
Two the most B-mode stator components include Working winding two (12), Working winding iron core two (13), auxiliary winding five (14), auxiliary Winding eight (17), two the most B-mode inner-stator iron core (15), two the most B-mode external stator cores (19)；Working winding two (12) is arranged on On Working winding iron core two (13), Working winding iron core two (13) is arranged on two the most B-mode external stator cores (19)；Assist around Group five (14), auxiliary winding eight (17) are separately mounted on two the most B-mode inner-stator iron cores (15), two the most B-mode inner-stator iron cores (15) it is arranged on two the most B-mode external stator cores (19)；
There is a groove lower end of two the most B-mode external stator cores (19), and this groove forms Working winding cavity two (48), work The left and right sides of winding cavity two (48) is respectively arranged with a latch recess two (47), and the profile of latch recess two (47) is dovetail-shape； There is a through hole centre of two the most B-mode external stator cores (19), and this through hole forms auxiliary winding cavity two (50), auxiliary around The upper end of group cavity two (50) has pole slots six (51), pole slots seven (52) the most successively, at auxiliary winding cavity The lower end of two (50) has pole slots five (49), pole slots eight (53) the most successively, and pole slots five (49), magnetic pole are recessed Groove six (51), pole slots seven (52), pole slots eight (53) profile dovetail-shape；Recessed with magnetic pole at pole slots six (51) There is a stamping-out mouth two (16) between groove seven (52), between pole slots five (49) and pole slots eight (53), have a stamping-out Mouth one (18), stamping-out mouth one (18) and stamping-out mouth two (16) are divided into left and right two parts two the most B-mode external stator cores (19)；
The centre of two the most B-mode inner-stator iron cores (15) is the pole shoe two (35) of annular, and the centre of pole shoe two (35) is circular leading to Hole, this through hole forms stator air gap inner chamber two (38), and the radial outside of pole shoe two (35) is evenly equipped with magnetic pole five (34), magnetic pole successively Six (36), magnetic pole seven (37), magnetic pole eight (39), magnetic pole five (34), magnetic pole six (36), magnetic pole seven (37), the footpath of magnetic pole eight (39) End is respectively arranged with a tenon laterally, and the profile of this tenon is dovetail-shape, and magnetic pole five (34), magnetic pole six (36), magnetic pole seven (37), the profile of magnetic pole eight (39) end tenon respectively with pole slots five (49), the magnetic of two the most B-mode external stator cores (19) Pole groove six (51), pole slots seven (52), the profile of pole slots eight (53) are meshed；The radial outside of pole shoe two (35) depends on Secondary be evenly equipped with four every magnetic groove (32), each every magnetic groove (32) between adjacent two magnetic poles, at each every magnetic The bottom land of groove (32) respectively forms a least inner stator in cross section every magnetic magnetic bridge one (116)；
Working winding iron core two (13) is rectangular, and the both ends of Working winding iron core two (13) are respectively arranged with a tenon, this tenon Profile is dovetail-shape, and the profile of Working winding iron core two (13) two ends tenon respectively with two the most B-mode external stator cores (19) The profile of latch recess two (47) be meshed；
Working winding two (12) includes that in the middle of coil rack (40), winding coil (41), coil rack (40) be skeleton through hole, around Group coil (41) is arranged on coil rack (40)；
Auxiliary winding five (14), auxiliary winding eight (17) structure are identical, and auxiliary winding five (14), auxiliary winding eight (17) wrap respectively Vinculum ring framework (40), winding coil (41), be skeleton through hole in the middle of coil rack (40), and winding coil (41) is arranged on coil On skeleton (40)；
Two the most B-mode stator components, when assembling, insert Working winding iron core two (13) the skeleton through hole of Working winding two (12) In, then Working winding iron core two (13) is arranged in the Working winding cavity two (48) of two the most B-mode external stator cores (19), Working winding iron core two (13) two ends tenon is made to insert in the latch recess two (47) of two the most B-mode external stator cores (19)；Two The magnetic pole five (34) of the most B-mode inner-stator iron core (15), magnetic pole eight (39) insert auxiliary winding five (14), auxiliary winding eight respectively (17) in skeleton through hole, then two the most B-mode inner-stator iron cores (15) are arranged on the auxiliary of two the most B-mode external stator cores (19) In winding cavity two (50), magnetic pole five (34), magnetic pole six (36), magnetic pole seven (37), magnetic pole eight (39) end tenon is made to insert respectively Enter in pole slots five (49), pole slots six (51), pole slots seven (52), pole slots eight (53)；
Cage rotor (9) is arranged on the stator air gap inner chamber of two the most B-mode inner-stator iron cores (15) of two the most B-mode stator components In two (38), form centralized winding phase shift and start two the most B-mode asynchronous motors of micro asynchronous motor.
One the most according to claim 1 centralized winding phase shift starts micro asynchronous motor, it is characterised in that quadrupole A type stator component includes Working winding three (54), Working winding iron core three (55), Working winding wantonly (59), Working winding iron core Wantonly in (60), auxiliary winding I (56), auxiliary winding II (58), auxiliary winding III (61), auxiliary winding IV (62), quadrupole A type Stator core (57), quadrupole A type external stator core (63)；Working winding three (54) is arranged on Working winding iron core three (55), Working winding iron core three (55) is arranged on quadrupole A type external stator core (63)；Working winding wantonly (59) is arranged on Working winding On iron core wantonly (60), Working winding iron core wantonly (60) is arranged on quadrupole A type external stator core (63)；Auxiliary winding I (56), Auxiliary winding II (58), auxiliary winding III (61), auxiliary winding IV (62) are separately mounted to quadrupole A type inner-stator iron core (57) On, quadrupole A type inner-stator iron core (57) is arranged on quadrupole A type external stator core (63)；
There is a groove lower end of quadrupole A type external stator core (63), and this groove forms Working winding cavity three (87), work The left and right sides of winding cavity three (87) is respectively arranged with a latch recess three (86), and the profile of latch recess three (86) is dovetail-shape； There is a groove upper end of quadrupole A type external stator core (63), and this groove forms Working winding cavity wantonly (91), Working winding The left and right sides of cavity wantonly (91) is respectively arranged with a latch recess wantonly (92), and the profile of latch recess wantonly (92) is dovetail-shape；Quadrupole There is a through hole centre of A type external stator core (63), and this through hole forms auxiliary winding cavity three (88), assists winding cavity The left end of three (88) has pole slots I (89), the upper end of auxiliary winding cavity three (88) to have pole slots II (90), assist winding The right-hand member of cavity three (88) has pole slots III (93), the lower end of auxiliary winding cavity three (88) to have pole slots IV (94), magnetic Pole groove I (89), pole slots II (90), pole slots III (93), pole slots IV (94) profile dovetail-shape；At magnetic pole The left end radial outside of groove I (89) has one to have one every magnetic punching (7), the upper end radial outside at pole slots II (90) Every magnetic punching (7), the right-hand member radial outside at pole slots III (93) have one every magnetic punching (7), at pole slots IV (94) Lower end radial outside have one every magnetic punching (7), each every the both sides up and down of magnetic punching (7) or is each side formed The least external stator in one cross section is every magnetic magnetic bridge (3)；
The centre of quadrupole A type inner-stator iron core (57) is the pole shoe three (45) of annular, and the centre of pole shoe three (45) is circular leading to Hole, this through hole forms stator air gap inner chamber three (82), and the radial outside of pole shoe three (45) is evenly equipped with four groups of pole pairs, often groups successively Pole pair is made up of two magnetic poles, and often organizing between two magnetic poles of pole pair is every magnetic air groove (78), empty every magnetic at each The bottom land of air drain (78) respectively forms a least inner stator in cross section every magnetic magnetic bridge two (117)；Magnetic pole I time (77) and magnetic pole I Upper (79) composition pole pair I, magnetic pole II left (80) and magnetic pole II right (81) composition pole pair II, (83) and magnetic pole III on magnetic pole III Under (84) composition pole pair III, magnetic pole IV left (76) and magnetic pole IV right (85) composition pole pair IV, pole pair I, pole pair II, magnetic The extremely radial outside end to III, pole pair IV respectively forms a complete tenon, and the profile of this tenon is dovetail-shape, and magnetic Extremely to I, the profile of pole pair II, pole pair III, pole pair IV end tenon respectively with quadrupole A type external stator core (63) Pole slots I (89), pole slots II (90), pole slots III (93), the profile of pole slots IV (94) are meshed；Pole shoe three (45) radial outside be evenly equipped with successively four every magnetic groove (32), each is positioned at adjacent two pole pairs every magnetic groove (32) Between, respectively form a least inner stator in cross section every magnetic magnetic bridge one (116) at each every the bottom land of magnetic groove (32)；
Working winding iron core three (55) is rectangular, and the both ends of Working winding iron core three (55) are respectively arranged with a tenon, this tenon Profile is dovetail-shape, and the profile of Working winding iron core three (55) two ends tenon respectively with quadrupole A type external stator core (63) The profile of latch recess three (86) be meshed；
Working winding iron core wantonly (60) is rectangular, and the both ends of Working winding iron core wantonly (60) are respectively arranged with a tenon, this tenon Profile is dovetail-shape, and the profile of Working winding iron core wantonly (60) two ends tenon respectively with quadrupole A type external stator core (63) The profile of latch recess wantonly (92) be meshed；
Working winding three (54) is identical with Working winding wantonly (59) structure, and Working winding three (54) and Working winding wantonly (59) are respectively Including being skeleton through hole in the middle of coil rack (40), winding coil (41), coil rack (40), winding coil (41) is installed online On ring framework (40)；
Auxiliary winding I (56), auxiliary winding II (58), auxiliary winding III (61), auxiliary winding IV (62) structure identical, assist around Group I (56), auxiliary winding II (58), auxiliary winding III (61), auxiliary winding IV (62) include coil rack (40), winding respectively Coil (41), is skeleton through hole in the middle of coil rack (40), and winding coil (41) is arranged on coil rack (40)；
Quadrupole A type stator component, when assembling, inserts Working winding iron core three (55) the skeleton through hole of Working winding three (54) In, then Working winding iron core three (55) is arranged in the Working winding cavity three (87) of quadrupole A type external stator core (63), Working winding iron core three (55) two ends tenon is made to insert in the latch recess three (86) of quadrupole A type external stator core (63)；Work Make in the skeleton through hole that winding iron core wantonly (60) inserts Working winding wantonly (59), then Working winding iron core wantonly (60) is arranged on four In the Working winding cavity of pole A type external stator core (63) wantonly (91), Working winding iron core wantonly (60) two ends tenon is made to insert four In the latch recess of pole A type external stator core (63) wantonly (92)；Pole pair I, the magnetic pole of quadrupole A type inner-stator iron core (57) To II, pole pair III, pole pair IV insert auxiliary winding I (56), auxiliary winding II (58), auxiliary winding III (61), auxiliary respectively Help in the skeleton through hole of winding IV (62), more quadrupole A type inner-stator iron core (57) is arranged on quadrupole A type external stator core (63), in auxiliary winding cavity three (88), pole pair I, pole pair II, pole pair III, the complete tenon of pole pair IV end are made Insert respectively in pole slots I (89), pole slots II (90), pole slots III (93), pole slots IV (94)；
Cage rotor (9) is arranged on the stator air gap inner chamber of the quadrupole A type inner-stator iron core (57) of quadrupole A type stator component In three (82), form centralized winding phase shift and start the quadrupole A type asynchronous motor of micro asynchronous motor；
Quadrupole B-mode stator component includes Working winding 5 (64), Working winding iron core 5 (65), Working winding land (70), work Winding iron core land (71), auxiliary winding V (66), auxiliary winding VII (73), quadrupole B-mode inner-stator iron core (67), quadrupole B-mode External stator core (75)；Working winding 5 (64) is arranged on Working winding iron core 5 (65), and Working winding iron core 5 (65) is pacified It is contained on quadrupole B-mode external stator core (75)；Working winding land (70) is arranged on Working winding iron core land (71), work around Group iron core land (71) is arranged on quadrupole B-mode external stator core (75)；Auxiliary winding V (66), auxiliary winding VII (73) are respectively Being arranged on quadrupole B-mode inner-stator iron core (67), quadrupole B-mode inner-stator iron core (67) is arranged on quadrupole B-mode external stator core (75) on；
There is a groove lower end of quadrupole B-mode external stator core (75), and this groove forms Working winding cavity 5 (105), work The left and right sides of winding cavity 5 (105) is respectively arranged with a latch recess 5 (104), and the profile of latch recess 5 (104) is dovetail Shape；There is a groove upper end of quadrupole B-mode external stator core (75), and this groove forms Working winding cavity land (109), work The left and right sides in winding cavity land (109) is respectively arranged with a latch recess land (110), and the profile of latch recess land (110) is dovetail Shape；There is a through hole centre of quadrupole B-mode external stator core (75), and this through hole forms auxiliary winding cavity four (111), auxiliary The left end of winding cavity four (111) has pole slots V (107), the upper end of auxiliary winding cavity four (111) to have pole slots VI (108), the right-hand member of auxiliary winding cavity four (111) has pole slots VII (112), the lower end of auxiliary winding cavity four (111) to have Pole slots VIII (106), pole slots V (107), pole slots VI (108), pole slots VII (112), pole slots VIII (106) profile is dovetail-shape；Left end at pole slots V (107) has a stamping-out mouth three (68), at pole slots VI (108) there is a stamping-out mouth four (69) upper end, and the right-hand member at pole slots VII (112) has a stamping-out mouth five (72), at magnetic There is a stamping-out mouth six (74) lower end of pole groove VIII (106), stamping-out mouth three (68), stamping-out mouth four (69), stamping-out mouth five (72), Stamping-out mouth six (74) is divided into upper left, upper right, lower-left, bottom right four part quadrupole B-mode external stator core (75)；
The centre of quadrupole B-mode inner-stator iron core (67) is the pole shoe four (46) of annular, and the centre of pole shoe four (46) is circular leading to Hole, this through hole forms stator air gap inner chamber four (100), and the radial outside of pole shoe four (46) is evenly equipped with four groups of pole pairs, often successively Group pole pair is made up of two magnetic poles, and often organizing between two magnetic poles of pole pair is every magnetic air groove (78), at each every magnetic The bottom land of air groove (78) respectively forms a least inner stator in cross section every magnetic magnetic bridge two (117)；Magnetic pole V time (96) and magnetic (97) composition pole pair V on pole V, magnetic pole VI left (98) and magnetic pole VI right (99) composition pole pair VI, on magnetic pole VII (101) with Magnetic pole VII time (102) composition pole pair VII, magnetic pole VIII left (95) and magnetic pole VIII right (103) composition pole pair VIII, pole pair V, magnetic Extremely to VI, pole pair VII, the radial outside end of pole pair VIII respectively form a complete tenon, the profile of this tenon is dovetail Shape, and the profile of pole pair V, pole pair VI, pole pair VII, pole pair VIII end tenon respectively with quadrupole B-mode external stator The pole slots V (107) of iron core (75), pole slots VI (108), pole slots VII (112), the wheel of pole slots VIII (106) Exterior feature is meshed；The radial outside of pole shoe four (46) be evenly equipped with successively four every magnetic groove (32), each is every magnetic groove (32) position Between adjacent two pole pairs, each every the bottom land of magnetic groove (32) respectively formed a least inner stator in cross section every Magnetic magnetic bridge one (116)；
Working winding iron core 5 (65) is rectangular, and the both ends of Working winding iron core 5 (65) are respectively arranged with a tenon, this tenon Profile is dovetail-shape, and the profile of Working winding iron core 5 (65) two ends tenon respectively with quadrupole B-mode external stator core (75) The profile of latch recess 5 (104) be meshed；
Working winding iron core land (71) is rectangular, and the both ends in Working winding iron core land (71) are respectively arranged with a tenon, this tenon Profile is dovetail-shape, and the profile of Working winding iron core land (71) two ends tenon respectively with quadrupole B-mode external stator core (75) The profile in latch recess land (110) be meshed；
Working winding 5 (64) is identical with Working winding land (70) structure, and Working winding 5 (64) is with Working winding land (70) respectively Including being skeleton through hole in the middle of coil rack (40), winding coil (41), coil rack (40), winding coil (41) is installed online On ring framework (40)；
Auxiliary winding V (66) is identical with auxiliary winding VII (73) structure, and auxiliary winding V (66) is with auxiliary winding VII (73) respectively Including being skeleton through hole in the middle of coil rack (40), winding coil (41), coil rack (40), winding coil (41) is installed online On ring framework (40)；
Quadrupole B-mode stator component, when assembling, inserts Working winding iron core 5 (65) the skeleton through hole of Working winding 5 (64) In, then Working winding iron core 5 (65) is arranged in the Working winding cavity 5 (105) of quadrupole B-mode external stator core (75), Working winding iron core 5 (65) two ends tenon is made to insert in the latch recess 5 (104) of quadrupole B-mode external stator core (75)；? Working winding iron core land (71) is inserted in the skeleton through hole in Working winding land (70), then Working winding iron core land (71) is arranged on In the Working winding cavity land (109) of quadrupole B-mode external stator core (75), Working winding iron core land (71) two ends tenon is made to insert Enter in the latch recess land (110) of quadrupole B-mode external stator core (75)；Pole pair quadrupole B-mode inner-stator iron core (67) V, during pole pair VII inserts the skeleton through hole of auxiliary winding V (66), auxiliary winding VII (73) respectively, then quadrupole B-mode decided at the higher level but not officially announced Sub-iron core (67) is arranged in the auxiliary winding cavity four (111) of quadrupole B-mode external stator core (75), makes pole pair V, magnetic pole To VI, pole pair VII, the complete tenon of pole pair VIII end insert respectively pole slots V (107), pole slots VI (108), In pole slots VII (112), pole slots VIII (106)；
Cage rotor (9) is arranged on the stator air gap inner chamber of the quadrupole B-mode inner-stator iron core (67) of quadrupole B-mode stator component In four (100), form centralized winding phase shift and start the quadrupole B-mode asynchronous motor of micro asynchronous motor.
One the most according to claim 1 centralized winding phase shift starts micro asynchronous motor, it is characterised in that two poles Asynchronous starting and the running of A type asynchronous motor be:
The magnetic field flux path one that the Working winding of two pole A type asynchronous motors produces is that the magnetic line of force is from Working winding one (1) N pole set out, the magnetic line of force sequentially pass through Working winding iron core one (2), two pole A type external stator core (11), magnetic pole one (20), Motor air gap, cage rotor (9), motor air gap, magnetic pole four (24), two pole A type external stator core (11), Working winding Iron core one (2), the magnetic line of force returns to the S pole of Working winding one (1), forms closed-loop path；
The magnetic field flux path two that the Working winding of two pole A type asynchronous motors produces is that the magnetic line of force is from Working winding one (1) N pole set out, the magnetic line of force sequentially pass through Working winding iron core one (2), two pole A type external stator core (11), magnetic pole two (21), Motor air gap, cage rotor (9), motor air gap, magnetic pole three (22), two pole A type external stator core (11), Working winding Iron core one (2), the magnetic line of force returns to the S pole of Working winding one (1), forms closed-loop path；
It is level in motor air gap that the Working winding of two pole A type asynchronous motors produces field pole geometric center lines Direction, the N pole in magnetic direction stator air gap inner chamber one (23) left side from two poles A type inner-stator iron core (5) in motor air gap S pole on the right side of sensing；
The magnetic field flux path one that the auxiliary winding of two pole A type asynchronous motors produces is that the magnetic line of force is from auxiliary winding two (6) Ny pole set out, the magnetic line of force sequentially passes through magnetic pole two (21), motor air gap, cage rotor (9), motor air gap, magnetic pole one (20), two poles A type external stator core (11), magnetic pole two (21), the magnetic line of force return to assist winding two (6) Sy pole, formed Guan Bi Loop；Meanwhile, the magnetic line of force is from the Ny pole of auxiliary winding one (4), and the magnetic line of force sequentially passes through outside magnetic pole one (20), two pole A type Stator core (11), magnetic pole two (21), motor air gap, cage rotor (9), motor air gap, magnetic pole one (20), the magnetic line of force returns To the Sy pole of auxiliary winding one (4), form closed-loop path；The magnetomotive force that auxiliary winding two (6) produces is produced with auxiliary winding one (4) Raw magnetomotive force series connection；
The magnetic field flux path two that the auxiliary winding of two pole A type asynchronous motors produces is that the magnetic line of force is from auxiliary winding three (8) Ny pole set out, the magnetic line of force sequentially passes through magnetic pole three (22), motor air gap, cage rotor (9), motor air gap, magnetic pole four (24), two poles A type external stator core (11), magnetic pole three (22), the magnetic line of force return to assist winding three (8) Sy pole, formed Guan Bi Loop；Meanwhile, the magnetic line of force is from the Ny pole of auxiliary winding four (10), and the magnetic line of force sequentially passes through magnetic pole four (24), two pole A type External stator core (11), magnetic pole three (22), motor air gap, cage rotor (9), motor air gap, magnetic pole four (24), the magnetic line of force Return to assist the Sy pole of winding four (10), form closed-loop path；The magnetomotive force that auxiliary winding three (8) produces and auxiliary winding four (10) the magnetomotive force series connection produced；
It is vertical in motor air gap that the auxiliary winding of two pole A type asynchronous motors produces field pole geometric center lines Direction, the Ny of magnetic direction stator air gap inner chamber one (23) upside from two poles A type inner-stator iron core (5) in motor air gap Sy pole on the downside of the sensing of pole；
Asynchronous starting and the running of two the most B-mode asynchronous motors be:
The magnetic field flux path one that the Working winding of two the most B-mode asynchronous motors produces is that the magnetic line of force is from Working winding two (12) setting out in N pole, the magnetic line of force sequentially passes through Working winding iron core two (13), two the most B-mode external stator core (19), magnetic pole five (34), motor air gap, cage rotor (9), motor air gap, magnetic pole eight (39), two the most B-mode external stator core (19), work Winding iron core two (13), the magnetic line of force returns to the S pole of Working winding two (12), forms closed-loop path；
The magnetic field flux path two that the Working winding of two the most B-mode asynchronous motors produces is that the magnetic line of force is from Working winding two (12) setting out in N pole, the magnetic line of force sequentially passes through Working winding iron core two (13), two the most B-mode external stator core (19), magnetic pole six (36), motor air gap, cage rotor (9), motor air gap, magnetic pole seven (37), two the most B-mode external stator core (19), work Winding iron core two (13), the magnetic line of force returns to the S pole of Working winding two (12), forms closed-loop path；
It is level in motor air gap that the Working winding of two the most B-mode asynchronous motors produces field pole geometric center lines Direction, in motor air gap, magnetic direction is from the N in stator air gap inner chamber two (38) left side of two the most B-mode inner-stator iron cores (15) S pole on the right side of the sensing of pole；
The magnetic field flux path one that the auxiliary winding of two the most B-mode asynchronous motors produces is that the magnetic line of force is from auxiliary winding five (14) Ny pole set out, the magnetic line of force sequentially passes through magnetic pole five (34), two the most B-mode external stator core (19), magnetic pole six (36), motor Air gap, cage rotor (9), motor air gap, magnetic pole five (34), the magnetic line of force returns to assist the Sy pole of winding five (14), and formation is closed Close loop；
The magnetic field flux path two that the auxiliary winding of two the most B-mode asynchronous motors produces is that the magnetic line of force is from auxiliary winding eight (17) Ny pole set out, the magnetic line of force sequentially passes through magnetic pole eight (39), two the most B-mode external stator core (19), magnetic pole seven (37), motor Air gap, cage rotor (9), motor air gap, magnetic pole eight (39), the magnetic line of force returns to assist the Sy pole of winding eight (17), and formation is closed Close loop；
It is vertical in motor air gap that the auxiliary winding of two the most B-mode asynchronous motors produces field pole geometric center lines Direction, in motor air gap, magnetic direction is from the Ny of stator air gap inner chamber two (38) upside of two the most B-mode inner-stator iron cores (15) Sy pole on the downside of the sensing of pole；
Centralized winding phase shift starts two pole A type asynchronous motors and the two the most B-mode asynchronous motors of micro asynchronous motor Auxiliary winding produce magnetic field and Working winding and produce field pole geometric center lines and spatially differ (90) and spend electrical angle, And utilize the phase shift effect of electric capacity or resistance, make the current phase of auxiliary winding differ with the current phase of Working winding and be about (90) degree, then auxiliary winding jointly acts on generation stator rotating excitation field with Working winding；Mouse cage (43) cutting of cage rotor (9) The magnetic line of force of stator rotating excitation field produces induction torque.
CN201610549634.1A 2016-07-13 2016-07-13 Centralized winding phase shift starts micro asynchronous motor Active CN106130281B (en)

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CN107070163A (en) * 2017-04-10 2017-08-18 大连碧蓝节能环保科技有限公司 Miniature push rod motor
CN108377044A (en) * 2018-04-24 2018-08-07 大连碧蓝节能环保科技有限公司 Become length of pole arc phase shift and starts motor stator
CN108418330A (en) * 2018-04-21 2018-08-17 大连碧蓝节能环保科技有限公司 It is layered coiling pole-changing windings phase shift and starts motor stator
CN108599669A (en) * 2018-05-21 2018-09-28 大连碧蓝节能环保科技有限公司 Centralized winding motor stator pole-changing windings method

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CN201230261Y (en) * 2008-06-27 2009-04-29 珠海格力电器股份有限公司 Single phase asynchronous motor having improved winding construction

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GB1248328A (en) * 1968-12-18 1971-09-29 Julien & Mege Sa A single phase asynchronous electric motor
CN201230261Y (en) * 2008-06-27 2009-04-29 珠海格力电器股份有限公司 Single phase asynchronous motor having improved winding construction

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107070163A (en) * 2017-04-10 2017-08-18 大连碧蓝节能环保科技有限公司 Miniature push rod motor
CN107070163B (en) * 2017-04-10 2019-01-22 大连碧蓝节能环保科技有限公司 Miniature push rod motor
CN108418330A (en) * 2018-04-21 2018-08-17 大连碧蓝节能环保科技有限公司 It is layered coiling pole-changing windings phase shift and starts motor stator
CN108418330B (en) * 2018-04-21 2019-06-11 盐城杰精机械制造有限公司 It is layered the phase shift of coiling pole-changing windings and starts motor stator
CN108377044A (en) * 2018-04-24 2018-08-07 大连碧蓝节能环保科技有限公司 Become length of pole arc phase shift and starts motor stator
CN108377044B (en) * 2018-04-24 2019-04-30 盐城杰精机械制造有限公司 Pole-changing arc length phase shift starts motor stator
CN108599669A (en) * 2018-05-21 2018-09-28 大连碧蓝节能环保科技有限公司 Centralized winding motor stator pole-changing windings method

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