CN206742979U - The winding electric capacity phase shift motor stator of quadrupole four - Google Patents

The winding electric capacity phase shift motor stator of quadrupole four Download PDF

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Publication number
CN206742979U
CN206742979U CN201720464761.1U CN201720464761U CN206742979U CN 206742979 U CN206742979 U CN 206742979U CN 201720464761 U CN201720464761 U CN 201720464761U CN 206742979 U CN206742979 U CN 206742979U
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China
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magnetic pole
mode
magnetic
yoke
stator core
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赵晓东
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Dalian Bilan Energy Saving and Environmental Protection Technology Co Ltd
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Dalian Bilan Energy Saving and Environmental Protection Technology Co Ltd
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Abstract

The utility model is a kind of winding electric capacity phase shift motor stator of quadrupole four, and it is related to a kind of stator of motor, including pole-changing stator component and pole-changing yoke part.The assists winding of the motor stator uses centralized winding construction with Working winding, and use phase shift Starting mode, the motor stator structure is applied to micromotor, compared with shaded-pole monopole asynchronous motor, the motor stator possesses the advantages of electric efficiency is high, starting torque is big, runnability is good.Pole-changing stator component is used cooperatively with pole-changing yoke part, can realize pole-changing windingses.B-mode stator component is used for the motor for not needing pole-changing windingses.Compared with pole-changing stator component, assists winding and the Working winding of B-mode stator component are distributed on the radial outside edge of B-mode stator component, make the diameter dimension of B-mode stator component smaller.

Description

The winding electric capacity phase shift motor stator of quadrupole four
Technical field
The present invention is a kind of winding electric capacity phase shift motor stator of quadrupole four, and it is related to a kind of stator of motor, especially Be be related to a kind of magnetic pole of the stator be quadrupole, stator winding be four centralized windings, using phase shift Starting mode, and can become The stator suitable for micromotor of pole speed change.
Background technology
The shaft power of blower-pump load is directly proportional to the cube of rotating speed, and wind can be adjusted by adjusting motor speed The size of machinery pump load.Regulation motor speed generally has two kinds of technical schemes of frequency control method and pole-changing windingses method.Frequency conversion Speed regulation method needs to configure frequency converter, and its integrated cost is more than pole-changing windingses method.Motor stator winding is divided into distributed and concentrated The major class of formula two.Common pole-changing windingses asynchronous motor uses distributed stator winding.The rule work ratio of distributed stator winding Compared with it is difficult, cost of labor is big.Centralized stator winding is that coiling is arranged on salient pole type stator core, centralized stator The coiling processing and installation Comparision of winding is simple, is generally used for small-power shaded-pole single-phase ac asynchronous motor.Split-pole Formula single-phase ac asynchronous motor is common the two kinds of rotating speed specifications in two poles and quadrupole.The effect of shaded-pole single-phase ac asynchronous motor Rate is extremely low.
Using the small-sized AC asynchronous motor that electric fan is supporting as the household electrical appliance of representative, it usually needs within the specific limits Step speed change, fan motor generally have tapped AC asynchronous motor using stator winding, different by changing The stator winding mode of connection of gear changes motor winding terminal voltage and carries out speed change.Such a method has the low advantage of cost, The motor it is less efficient, its stator winding still uses distributed stator winding.
Micromotor is widely used in household electrical appliances, automation field.Current micro asynchronous motor stator is still It is shaded-pole structure, electric efficiency is very low.Therefore, household electrical appliances, automation field there is an urgent need to a kind of efficiency it is higher be applicable In the stator technology of micromotor.Pole-changing windingses motor applied to blower-pump load is using double power designs, i.e., low Small-power exports during rotating speed, high-power output during high rotating speed, meets power conservation requirement.If a kind of motor stator winding is using concentration Formula winding construction, and use phase shift Starting mode, then the motor stator is applied to micromotor, and possesses motor effect The advantages of rate is high, starting torque is big, runnability is good, cost is low.If there is the pole-changing windingses asynchronous electric using centralized winding Machine, then can meet the needs of blower-pump load is on inexpensive miniature motor power-saving technology.
The content of the invention
The purpose of the present invention is to overcome the shortcomings that shaded-pole monopole asynchronous motor starting torque is small, runnability is poor, with A kind of and the shortcomings that overcoming common pole-changing windingses asynchronous motor distribution stator winding rule operational difficulties, there is provided magnetic pole of the stator Be four centralized windings for quadrupole, stator winding, using phase shift Starting mode, and be capable of pole-changing windingses be applied to it is miniature The stator of motor.Embodiment of the present invention is as follows：
The winding electric capacity phase shift motor stator of quadrupole four includes pole-changing stator component and pole-changing yoke part.Pole-changing stator department The magnetic pole of the stator of part is two poles/quadrupole, has two Working winding coils to be connected in Working winding circuit, two assists winding lines Circle is connected in assists winding circuit, capacitor is in series with assists winding circuit, using electric capacity phase shift Starting mode.Work around Group circuit both ends are connected in parallel with assists winding circuit both ends is connected AC power.Change Working winding coil and assists winding The coil connected mode in Working winding circuit or assists winding circuit, while use and inserted in pole-changing stator component respectively Or the mode of pole-changing yoke part is extracted, change the magnetic flux path of pole-changing stator component, realize the motor stator pole-changing Speed change.
Pole-changing stator component includes stator core one, stator core two, stator core three, half Working winding skeleton, half Piece assists winding skeleton, Working winding coil, auxiliary winding coil.Pole-changing yoke part includes yoke, pole-changing yoke.
Stator core three is in " well " font, is stator air gap inner chamber among stator core three, stator air gap inner chamber footpath is outside Uniform four of lateral edges every magnetic groove, each formed between magnetic groove and stator air gap inner chamber a section it is very small every Magnetic magnetic bridge.It is two neighboring respectively to have two magnetic pole of the stator between magnetic groove.
Be on the left of the radial outside edge of stator air gap inner chamber under magnetic pole I, on magnetic pole I, on magnetic pole I time and magnetic pole I between Be it is horizontal every magnetic air groove one, magnetic pole I time with magnetic pole I at left and right sides of junction have a section very small every magnetic magnetic respectively Bridge.There is a connecting groove one I time lower surface of magnetic pole, and the profile of connecting groove one is dovetail-shape.There is connecting groove upper surface on magnetic pole I Two, the profile of connecting groove two is dovetail-shape.
The upper end at stator air gap inner chamber radial outside edge is that magnetic pole II is left, magnetic pole II is right, and magnetic pole II is left right with magnetic pole II Between be vertically every magnetic air groove one, magnetic pole II is left to have a section very small every magnetic magnetic with the bottom righthand side junction of magnetic pole II Bridge.It is connection yoke one on the left of the left upper end of magnetic pole II, is connection yoke two on the right side of the upper right side of magnetic pole II.
Be on the right side of the radial outside edge of stator air gap inner chamber on magnetic pole III, under magnetic pole III, on magnetic pole III with magnetic pole III Between be horizontal every having a section very small respectively with junction at left and right sides of magnetic pole III time on magnetic air groove two, magnetic pole III Every magnetic magnetic bridge.There is a connecting groove three upper surface on magnetic pole III, and the profile of connecting groove three is dovetail-shape.III time lower surface of magnetic pole has Connecting groove four, the profile of connecting groove four are dovetail-shape.
The lower end at stator air gap inner chamber radial outside edge is that magnetic pole IV is left, magnetic pole IV is right, and magnetic pole IV is left right with magnetic pole IV Between be vertically every magnetic air groove two, magnetic pole IV is left to have a section very small every magnetic magnetic with the upper right side junction of magnetic pole IV Bridge.It is connection yoke four on the left of the lower-left end of magnetic pole IV, is connection yoke three on the right side of the bottom righthand side of magnetic pole IV.
There are skeleton wire casing one, frame center's groove one on half assists winding skeleton.Two half assists winding skeletons Frame center's groove one is arranged on the left front and rear sides right with magnetic pole IV of magnetic pole IV of stator core three, is then aided in two half Winding auxiliary winding coil one in the skeleton wire casing one of winding skeleton.Frame center's groove one of two half assists winding skeletons Installed in the front and rear sides that the magnetic pole II of stator core three is left and magnetic pole II is right, then in the bone of two half assists winding skeletons Winding auxiliary winding coil two in stringing groove one.Stator core three, auxiliary winding coil one, auxiliary winding coil two and four and half Piece assists winding skeleton forms assists winding stator component.
Stator core two takes the shape of the letter U, and is horizontal yoke two among stator core two, the horizontal both sides of yoke two be respectively perpendicular yoke two, There is connection tenon two perpendicular yoke three, the lower end of perpendicular yoke two, and the profile of connection tenon two is dovetail-shape, connects the profile of tenon two It is meshed with the profile of the connecting groove two of stator core three.There is connection tenon three lower end of perpendicular yoke three, connection tenon three Profile is dovetail-shape, and the profile of connection tenon three is meshed with the profile of the connecting groove three of stator core three.
There are skeleton wire casing two, frame center's groove two on half Working winding skeleton.Two half Working winding skeletons Frame center's groove two is arranged on the front and rear sides of the horizontal yoke two of stator core two, then in two half Working winding skeletons Winding work winding coil two in skeleton wire casing two.Stator core two, Working winding coil two and two half Working winding bones Frame composition Working winding stator component two.
Stator core one takes the shape of the letter U, and is horizontal yoke one among stator core one, the horizontal both sides of yoke one be respectively perpendicular yoke one, Perpendicular yoke four, the upper end of perpendicular yoke one have that joint tongue is first, and the first profile of joint tongue is dovetail-shape, the first profile of joint tongue It is meshed with the profile of the connecting groove one of stator core three.There is connection tenon four upper end of perpendicular yoke four, connection tenon four Profile is dovetail-shape, and the profile of connection tenon four is meshed with the profile of the connecting groove four of stator core three.
Frame center's groove two of two half Working winding skeletons is arranged on before and after the horizontal yoke one of stator core one Both sides, then the winding work winding coil one in the skeleton wire casing two of two half Working winding skeletons.Stator core one, work Make winding coil one and two half Working winding skeleton composition Working winding stator components one.
Yoke upper surface is rectangular, has rectangular fixing hole among yoke upper surface, yoke is in the past The cross section profile observed backward is mutually nibbled with the horizontal of stator core three every magnetic air groove one or the horizontal profile every magnetic air groove two Close.Pole-changing yoke is arranged in the fixing hole of yoke.One yoke and a pole-changing yoke form a pole-changing magnetic Yoke part.
For pole-changing stator component in assembling, the connection for the connection tenon two of stator core two being arranged on stator core three is recessed In groove two, the connection tenon three of stator core two is arranged in the connecting groove three of stator core three, makes Working winding stator Part two is arranged on assists winding stator component.Now, the left end face of connection yoke one and stator core of stator core three Two its right end face of perpendicular yoke two, which contacts with each other, to be installed together.Also, its right end face of connection yoke two of stator core three with The left end face of perpendicular yoke three of stator core two, which contacts with each other, to be installed together.
Joint tongue stator core one is first in the connecting groove one of stator core three, stator core one Connect tenon four to be arranged in the connecting groove four of stator core three, Working winding stator component one is determined installed in assists winding On subassembly.Now, the left end face of connection yoke four of stator core three and its right end face phase of perpendicular yoke one of stator core one Mutually contact is installed together.Also, its right end face of connection yoke three of stator core three and the perpendicular yoke four of stator core one are left Side end face, which contacts with each other, to be installed together.
When pole-changing stator component starts with running status in two poles, a pole-changing yoke part is inserted stator core three Another pole-changing yoke part is inserted the level of stator core three every in magnetic air groove two by level every in magnetic air groove one.Become Pole stator component is when quadrupole starts with running status, two pole-changing yoke parts respectively from level every magnetic air groove one and water It is flat to be extracted every in magnetic air groove two.
The pole-changing windingses running of the winding electric capacity phase shift motor stator of quadrupole four is：
The a certain moment that pole-changing stator component starts and run in quadrupole, Working winding coil two and Working winding coil one Make in motor air gap on magnetic pole III and the one N poles magnetic pole of right composition of magnetic pole II.A S poles are formed on the left side of magnetic pole II and magnetic pole I Magnetic pole.Magnetic pole I time and the left set of magnetic pole IV are into a N poles magnetic pole.The right side of magnetic pole IV and magnetic pole III time composition, one S poles magnetic pole.
The a certain moment that pole-changing stator component starts and run in quadrupole, auxiliary winding coil two and auxiliary winding coil one Make the left side of magnetic pole II and the one Ny poles magnetic pole of right composition of magnetic pole II in motor air gap.A Sy poles are formed on magnetic pole I time and magnetic pole I Magnetic pole.The left side of magnetic pole IV and the one Ny poles magnetic pole of right composition of magnetic pole IV.On magnetic pole III and magnetic pole III time forms a Sy poles magnetic pole.
For pole-changing stator component when quadrupole starts and runs, two Working winding coils produce four in motor air gap The magnetic field of magnetic pole, two auxiliary winding coils produce the magnetic field of four magnetic poles in motor air gap.Two in motor air gap Auxiliary winding coil magnetic direction and two Working winding coil magnetic field directions spatially by ninety degrees electrical angle, utilize electricity The phase shift effect of appearance, the current phase of auxiliary winding coil and the current phase of Working winding coil is set to differ about 90 degree, Then auxiliary winding coil produces the stator rotating excitation field of four magnetic poles with Working winding coil collective effect.
The a certain moment that pole-changing stator component starts and run in two poles, Working winding coil two and Working winding coil one Make in motor air gap magnetic pole II is left, on magnetic pole I, under magnetic pole I, the left set of magnetic pole IV is into a N poles magnetic pole.Magnetic pole II is right, magnetic pole On III, under magnetic pole III, magnetic pole IV it is right composition one S poles magnetic pole.
The a certain moment that pole-changing stator component starts and run in two poles, auxiliary winding coil one and auxiliary winding coil two Magnetomotive force is connected, magnetic field flux path caused by auxiliary winding coil one and auxiliary winding coil two be each passed through insertion level every Magnetic air groove one and the horizontal pole-changing yoke every pole-changing yoke part in magnetic air groove two.Auxiliary winding coil one and assists winding Coil two makes magnetic pole IV is left in motor air gap, magnetic pole IV is right to form a Ny poles magnetic pole.The left side of magnetic pole II and II right composition of magnetic pole One Sy poles magnetic pole.
For pole-changing stator component when two poles start and run, two Working winding coils produce two in motor air gap The magnetic field of magnetic pole, two auxiliary winding coils produce the magnetic field of two magnetic poles in motor air gap.Two in motor air gap Auxiliary winding coil magnetic direction and two Working winding coil magnetic field directions spatially by ninety degrees electrical angle, utilize electricity The phase shift effect of appearance, the current phase of auxiliary winding coil and the current phase of Working winding coil is set to differ about 90 degree, Then auxiliary winding coil produces the stator rotating excitation field of two magnetic poles with Working winding coil collective effect.
Stator core, motor air gap, the rotor core of motor collectively constitute the motor magnetic circuit of closing.In quadrupole four In winding electric capacity phase shift motor stator magnetic circuit, change initial segmentation position of each part of stator core in motor magnetic circuit Installation site with auxiliary winding coil is changed, forms B-mode stator component.B-mode stator component include B-mode stator core one, B-mode stator core two, B-mode stator core three, B-mode half Working winding skeleton, B-mode half assists winding skeleton, work Winding coil, auxiliary winding coil.
The magnetic pole of the stator of B-mode stator component is quadrupole, has two Working winding coils to be connected in Working winding circuit, Two auxiliary winding coils are connected in assists winding circuit, and capacitor is in series with assists winding circuit, using electric capacity phase shift Starting mode.Working winding circuit both ends are connected in parallel with assists winding circuit both ends and are connected AC power.B-mode stator department Part is used for the motor for not needing pole-changing windingses.
B-mode stator core three is in " well " font, is B-mode stator air gap inner chamber among B-mode stator core three, B-mode fixed Sub- uniform four of air gap inner chamber radial outside edge is every magnetic groove, each shape between magnetic groove and B-mode stator air gap inner chamber It is very small every magnetic magnetic bridge into a section.It is two neighboring respectively to have two magnetic pole of the stator between magnetic groove.
Be on the left of B-mode stator air gap inner chamber radial outside edge under the ＇ of magnetic pole I, on the ＇ of magnetic pole I, under the ＇ of magnetic pole I with magnetic pole Be between on I ＇ it is horizontal every under magnetic air groove one, the ＇ of magnetic pole I with the ＇ of magnetic pole I at left and right sides of junction have a section respectively very It is small every magnetic magnetic bridge.There is connection yoke one lower surface under the ＇ of magnetic pole I, and there is connection tenon one connection yoke one lower surface, connects tenon One profile is dovetail-shape.There is connection yoke two upper surface on the ＇ of magnetic pole I, and there are connection tenon two, connection in connection yoke two upper surface The profile of tenon two is dovetail-shape.
The upper end at B-mode stator air gap inner chamber radial outside edge is that the ＇ of magnetic pole II is left, the ＇ of magnetic pole II is right, the ＇ of magnetic pole II left sides and magnetic It is vertically to have a section very small with the ＇ bottom righthand sides junction of magnetic pole II every magnetic air groove one, the ＇ of magnetic pole II left sides between the ＇ right sides of pole II Every magnetic magnetic bridge.
It is on the right side of B-mode stator air gap inner chamber radial outside edge on the ＇ of magnetic pole III, under the ＇ of magnetic pole III, on the ＇ of magnetic pole III and magnetic It is that the horizontal junction at left and right sides of on magnetic air groove two, the ＇ of magnetic pole III and under the ＇ of magnetic pole III has one to cut respectively between under the ＇ of pole III Face is very small every magnetic magnetic bridge.There is connection yoke three upper surface on the ＇ of magnetic pole III, and there is connection tenon three connection yoke three upper surface, The profile for connecting tenon three is dovetail-shape.There is connection yoke lower surface wantonly under the ＇ of magnetic pole III, and there is joint tongue connection yoke four lower surface Wantonly, the profile of connection tenon wantonly is dovetail-shape for head.
The lower end at B-mode stator air gap inner chamber radial outside edge is that the ＇ of magnetic pole IV is left, the ＇ of magnetic pole IV is right, the ＇ of magnetic pole IV left sides and magnetic It is vertically to have a section very small with the ＇ upper right sides junction of magnetic pole IV every magnetic air groove two, the ＇ of magnetic pole IV left sides between the ＇ right sides of pole IV Every magnetic magnetic bridge.
There are skeleton wire casing one, frame center's groove one on B-mode half assists winding skeleton.Two B-mode half auxiliary around Frame center's groove one of group skeleton is arranged on the front and rear sides under the ＇ of magnetic pole I of B-mode stator core three and on the ＇ of magnetic pole I, Ran Hou Winding auxiliary winding coil one ＇ in the skeleton wire casing one of two B-mode half assists winding skeletons.Two B-mode half auxiliary Frame center's groove one of winding skeleton is arranged on the front and rear sides on the ＇ of magnetic pole III of B-mode stator core three and under the ＇ of magnetic pole III, so Winding auxiliary winding coil two ＇ in the skeleton wire casing one of two B-mode half assists winding skeletons afterwards.B-mode stator core three, The B-mode half assists winding skeleton of the ＇ of auxiliary winding coil one, auxiliary winding coil two ＇ and four forms B-mode assists winding stator Part.
B-mode stator core two takes the shape of the letter U, and is horizontal yoke two among B-mode stator core two, and the horizontal both sides of yoke two are perpendicular respectively There is connecting groove two yoke two, perpendicular yoke three, the lower end of perpendicular yoke two, and the profile of connecting groove two is dovetail-shape, connecting groove Two profile is meshed with the profile of the connection tenon two of B-mode stator core three.There is connecting groove three lower end of perpendicular yoke three, The profile of connecting groove three is dovetail-shape, the profile phase of the profile of connecting groove three and the connection tenon three of B-mode stator core three Engagement.
There are skeleton wire casing two, frame center's groove two on B-mode half Working winding skeleton.Two B-mode half work around Frame center's groove two of group skeleton is arranged on the front and rear sides of the horizontal yoke two of B-mode stator core two, then at two B-mode half The ＇ of winding work winding coil two in the skeleton wire casing two of piece Working winding skeleton.B-mode stator core two, Working winding coil Two ＇ and two B-mode half Working winding skeletons form B-mode Working winding stator component two.
B-mode stator core one takes the shape of the letter U, and is horizontal yoke one among B-mode stator core one, and the horizontal both sides of yoke one are perpendicular respectively Wantonly, there is connecting groove one upper end of perpendicular yoke one, and the profile of connecting groove one is dovetail-shape, connecting groove for yoke one, perpendicular yoke One profile is meshed with the profile of the connection tenon one of B-mode stator core three.There is connecting groove the upper end of perpendicular yoke wantonly wantonly, The profile of connecting groove wantonly is dovetail-shape, the profile phase of the profile of connecting groove wantonly and the connection tenon four of B-mode stator core three Engagement.
Frame center's groove two of two B-mode half Working winding skeletons is arranged on the horizontal yoke of B-mode stator core one One front and rear sides, the then ＇ of winding work winding coil one in the skeleton wire casing two of two B-mode half Working winding skeletons. The B-mode half Working winding skeleton of B-mode stator core one, Working winding coil one ＇ and two forms B-mode Working winding stator Part one.
The connecting groove two of B-mode stator core two is arranged on B-mode stator core three by B-mode stator component in assembling Connection tenon two on, the connecting groove three of B-mode stator core two is arranged on the connection tenon three of B-mode stator core three On, B-mode Working winding stator component two is arranged on B-mode assists winding stator component.Now, B-mode stator core three The left left end faces of the ＇ of magnetic pole II and its right end face of perpendicular yoke two of B-mode stator core two contact with each other and are installed together.Also, second The right its right end faces of the ＇ of magnetic pole II of type stator core three and the left end face of perpendicular yoke three of B-mode stator core two contact with each other installation Together.
The connecting groove one of B-mode stator core one is arranged on the connection tenon one of B-mode stator core three, B-mode The connecting groove of stator core one is wantonly arranged on the connection tenon four of B-mode stator core three, makes B-mode Working winding stator department Part one is arranged on B-mode assists winding stator component.Now, the left left end faces of the ＇ of magnetic pole IV of B-mode stator core three with it is B-mode Its right end face of perpendicular yoke one of stator core one, which contacts with each other, to be installed together.Also, the ＇ of magnetic pole IV of B-mode stator core three is right Its right end face and the left end face of perpendicular yoke four of B-mode stator core one contact with each other and are installed together.
The non-pole-changing running of the winding electric capacity phase shift motor stator of quadrupole four is：
The a certain moment that B-mode stator component starts and run in quadrupole, the ＇ of Working winding coil two and Working winding coil One ＇ makes in motor air gap on the ＇ of magnetic pole III and the ＇ of magnetic pole II one N poles magnetic pole of right composition.Formed on the ＇ of magnetic pole II left sides and the ＇ of magnetic pole I One S poles magnetic pole.With the ＇ left sets of magnetic pole IV into a N poles magnetic pole under the ＇ of magnetic pole I.A S is formed under the ＇ of magnetic pole IV right sides and the ＇ of magnetic pole III Pole magnetic pole.
The a certain moment that B-mode stator component starts and run in quadrupole, the ＇ of auxiliary winding coil one and auxiliary winding coil Two ＇ make the ＇ of magnetic pole II left sides and the ＇ of magnetic pole II one Ny poles magnetic pole of right composition in motor air gap.Form under the ＇ of magnetic pole I and on the ＇ of magnetic pole I One Sy poles magnetic pole.The ＇ of magnetic pole IV left sides and the ＇ of magnetic pole IV one Ny poles magnetic pole of right composition.On the ＇ of magnetic pole III and form one under the ＇ of magnetic pole III Individual Sy poles magnetic pole.
For B-mode stator component when quadrupole starts and runs, two Working winding coils produce four in motor air gap The magnetic field of magnetic pole, two auxiliary winding coils produce the magnetic field of four magnetic poles in motor air gap.Two in motor air gap Auxiliary winding coil magnetic direction and two Working winding coil magnetic field directions spatially by ninety degrees electrical angle, utilize electricity The phase shift effect of appearance, the current phase of auxiliary winding coil and the current phase of Working winding coil is set to differ about 90 degree, Then auxiliary winding coil produces the stator rotating excitation field of four magnetic poles with Working winding coil collective effect.
The assists winding of the winding electric capacity phase shift motor stator of quadrupole four uses centralized winding construction with Working winding, and And phase shift Starting mode is used, the motor stator structure is applied to micromotor, with shaded-pole monopole asynchronous motor phase Than the winding electric capacity phase shift motor stator of quadrupole four possesses the advantages of electric efficiency is high, starting torque is big, runnability is good.Become Pole stator component is used cooperatively with pole-changing yoke part, can realize pole-changing windingses.B-mode stator component is used to not need pole-changing The motor of speed change.Compared with pole-changing stator component, it is B-mode fixed that assists winding and the Working winding of B-mode stator component are distributed on The radial outside edge of subassembly, make the diameter dimension of B-mode stator component smaller.
The each iron core part of winding electric capacity phase shift motor stator of quadrupole four in motor magnetic circuit split position it is mutual Contact surface still has a small gap, makes the increase of motor magnetic circuit magnetic resistance, referred to as additional air gap.B-mode stator department Magnetic field flux path caused by the Working winding coil and auxiliary winding coil of part is all to pass twice through additional air gap, work around The magnetic resistance of group path magnetic circuit is balanced with the magnetic resistance of auxiliary winding coil branch magnetic circuit, the distortion of field in motor air gap Small, stator magnetomotive force harmonic loss is small.
Brief description of the drawings
Figure of description is the structure chart and schematic diagram of the winding electric capacity phase shift motor stator of quadrupole four.Wherein Fig. 1 is four The axonometric drawing that the pole-changing stator component and pole-changing yoke part of the winding electric capacity phase shift motor stator of pole four are assembled together.In figure Conceal the yoke and pole-changing yoke on right side.Fig. 2 is stator core one, stator core two, stator core three, yoke branch The rigging position schematic diagram of frame, pole-changing yoke.The yoke and pole-changing yoke on right side are concealed in figure.Fig. 3 is stator core 3rd, the axonometric drawing that half assists winding skeleton, auxiliary winding coil one, auxiliary winding coil two are assembled together.Fig. 4 is stator The axonometric drawing of iron core three.Fig. 5 is the axle that stator core two, half Working winding skeleton, Working winding coil two are assembled together Mapping.Fig. 6 is the axonometric drawing of stator core two.Fig. 7 is stator core one, half Working winding skeleton, Working winding coil one The axonometric drawing being assembled together.Fig. 8 is the axonometric drawing of stator core one.Fig. 9 is the axonometric drawing of half Working winding skeleton.Figure 10 It is the axonometric drawing of half assists winding skeleton.Figure 11 is the axonometric drawing of yoke.Figure 12 is that pole-changing stator component opens in quadrupole During dynamic and running status, magnetic field flux path schematic diagram caused by Working winding coil.Figure 13 is pole-changing stator component in quadrupole When starting with running status, magnetic field flux path schematic diagram caused by auxiliary winding coil.Figure 14 is pole-changing stator component two When pole is started with running status, magnetic field flux path schematic diagram caused by Working winding coil.Figure 15 is that pole-changing stator component exists When two poles are started with running status, magnetic field flux path schematic diagram caused by auxiliary winding coil.
Figure 16 is the axonometric drawing of the B-mode stator component of the winding electric capacity phase shift motor stator of quadrupole four.Figure 17 is B-mode fixed Sub- iron core one, B-mode stator core two, the rigging position schematic diagram of B-mode stator core three.Figure 18 be B-mode stator core three, The axonometric drawing that B-mode half assists winding skeleton, the ＇ of auxiliary winding coil one, the ＇ of auxiliary winding coil two are assembled together.Figure 19 is The axonometric drawing of B-mode stator core three.Figure 20 is B-mode stator core two, B-mode half Working winding skeleton, Working winding coil The axonometric drawing that two ＇ are assembled together.Figure 21 is the axonometric drawing of B-mode stator core two.Figure 22 is B-mode stator core one, B-mode The axonometric drawing that half Working winding skeleton, the ＇ of Working winding coil one are assembled together.Figure 23 is that the axle of B-mode stator core one is surveyed Figure.Figure 24 is the axonometric drawing of B-mode half Working winding skeleton.Figure 25 is the axonometric drawing of B-mode half assists winding skeleton.Figure 26 Being B-mode stator component starts in quadrupole and during running status, magnetic field flux path schematic diagram caused by Working winding coil.Figure 27, which be B-mode stator component, starts in quadrupole and during running status, magnetic field flux path schematic diagram caused by auxiliary winding coil.
Capital N and S represent field pole caused by the motor stator Working winding coil in Figure of description Polarity, alphabetical Ny and Sy represent field pole polarity caused by auxiliary winding coil.
Working winding coil 11, stator core 1, auxiliary winding coil 1, half assists winding bone are labeled with figure Frame 4, yoke 5, pole-changing yoke 6, auxiliary winding coil 27, stator core 28, Working winding coil 29, half work Winding skeleton 10, stator air gap inner chamber 11, it is horizontal every magnetic air groove 2 12, stator core 3 13, it is horizontal every magnetic air groove 1, Every magnetic groove 15, every 19, connecting groove 2 20, connection yoke on magnetic magnetic bridge 16, connecting groove 1, magnetic pole I time 18, magnetic pole I One 21, the left side 22 of magnetic pole II, vertically every magnetic air groove 1, the right side 24 of magnetic pole II, connection yoke 2 25,26, magnetic pole III on magnetic pole III Lower 27, yoke 3 28, the right side 29 of magnetic pole IV are connected, vertically every magnetic air groove 2 30, the left side 31 of magnetic pole IV, connection yoke 4 32, connection Tenon 2 33, perpendicular yoke 2 34, horizontal yoke 2 35, perpendicular yoke 1, joint tongue are first 37, horizontal yoke 1, skeleton wire casing two 39th, frame center's groove 2 40, frame center's groove 1, skeleton wire casing 1, fixing hole 43, rotor direction of rotation 44, rotor portions Part 45, magnetic direction 46, magnetic line of force path 47, the ＇ 48 of Working winding coil one, B-mode stator core 1, auxiliary winding coil One ＇ 50, B-mode half assists winding skeleton 51, level are every magnetic air groove 1 52, B-mode stator core 2 53, Working winding coil Two ＇ 54, B-mode half Working winding skeleton 55, B-mode stator air gap inner chamber 56, B-mode stator core 3 57, auxiliary winding coil Two ＇ 58, it is horizontal every 61, connection yoke 1 62, the ＇ of magnetic pole I under magnetic air groove 2 59, connection tenon 1 60, the ＇ of magnetic pole I it is upper 63, connect Yoke 2 64, connection tenon 2 65, the ＇ left sides 66 of magnetic pole II, vertically every magnetic air groove 1 67, the ＇ right sides 68 of magnetic pole II, the ＇ of magnetic pole III it is upper 69, Connect 71 under yoke 3 70, the ＇ of magnetic pole III, connect yoke 4 72, the ＇ right sides 73 of magnetic pole IV, vertically every magnetic air groove 2 74, the ＇ of magnetic pole IV A left side 75, connecting groove 2 76, perpendicular yoke 2 77, horizontal yoke 2 78, perpendicular yoke 1 79, connecting groove 1 80, horizontal yoke 1 81, bone Stringing groove 2 82, frame center's groove 2 83, skeleton wire casing 1 84, frame center's groove 1 85, connecting groove 3 86, connecting groove four 87th, connect tenon 3 88, connection tenon 4 89, perpendicular yoke 3 90, perpendicular yoke 4 91, connection tenon 3 92, connection tenon wantonly 93, Connecting groove 3 94, connecting groove 4 95, perpendicular yoke 3 96, perpendicular yoke 4 97, additional air gap 98.
Embodiment
The present invention is further discussed below below in conjunction with the accompanying drawings.
Referring to figs. 1 to Figure 11, the winding electric capacity phase shift motor stator of quadrupole four includes pole-changing stator component and pole-changing yoke Part.The magnetic pole of the stator of pole-changing stator component is two poles/quadrupole, has two Working winding coils to be connected to Working winding circuit In, two auxiliary winding coils are connected in assists winding circuit, are in series with capacitor in assists winding circuit, are moved using electric capacity Phase Starting mode.Working winding circuit both ends are connected in parallel with assists winding circuit both ends and are connected AC power.Change work Winding coil and the auxiliary winding coil connected mode in Working winding circuit or assists winding circuit, while use respectively The mode of pole-changing yoke part is inserted or extracted in pole-changing stator component, is changed the magnetic flux path of pole-changing stator component, is realized The motor stator pole-changing windingses.
Pole-changing stator component includes stator core 1, stator core 28, stator core 3 13, half Working winding skeleton 10th, half assists winding skeleton 4, Working winding coil, auxiliary winding coil.Pole-changing yoke part includes yoke 5, pole-changing Yoke 6.
Stator core 3 13 is in " well " font, is stator air gap inner chamber 11 among stator core 3 13, stator air gap inner chamber For uniform four of 11 radial outside edges every magnetic groove 15, each forms one between magnetic groove 15 and stator air gap inner chamber 11 Section is very small every magnetic magnetic bridge 16.It is two neighboring respectively to have two magnetic pole of the stator between magnetic groove 15.
Stator air gap inner chamber 11 is magnetic pole I time 18,19 on magnetic pole I on the left of radial outside edge, magnetic pole I time 18 and magnetic pole It is that level has one to cut I time 18 respectively every magnetic air groove 1, magnetic pole with 19 left and right sides junctions on magnetic pole I between 19 on I Face is very small every magnetic magnetic bridge 16.There is connecting groove 1 I time 18 lower surface of magnetic pole, and the profile of connecting groove 1 is in dovetail Shape.There is a connecting groove 2 20 19 upper surfaces on magnetic pole I, and the profile of connecting groove 2 20 is dovetail-shape.
The upper end at the radial outside edge of stator air gap inner chamber 11 is the left side 22 of magnetic pole II, the right side 24 of magnetic pole II, the left side of magnetic pole II 22 with It is vertically to have a section with the right 24 lower end junctions of magnetic pole II every magnetic air groove 1, the left side of magnetic pole II 22 between the right side 24 of magnetic pole II It is very small every magnetic magnetic bridge 16.It is connection yoke 1 on the left of left 22 upper ends of magnetic pole II, magnetic pole II is connection on the right side of right 24 upper ends Yoke 2 25.
26, magnetic pole III time 27 on magnetic pole III on the right side of the radial outside edge of stator air gap inner chamber 11, on magnetic pole III 26 with It is horizontal to have respectively every on magnetic air groove 2 12, magnetic pole III 26 and III time 27 left and right sides junction of magnetic pole between magnetic pole III time 27 One section is very small every magnetic magnetic bridge 16.There are connecting groove 3 86, the profile of connecting groove 3 86 in 26 upper surfaces on magnetic pole III It is dovetail-shape.There is a connecting groove 4 87 III time 27 lower surface of magnetic pole, and the profile of connecting groove 4 87 is dovetail-shape.
The lower end at the radial outside edge of stator air gap inner chamber 11 is the left side 31 of magnetic pole IV, the right side 29 of magnetic pole IV, the left side of magnetic pole IV 31 with It is vertically to have a section with the right 29 upper end junctions of magnetic pole IV every magnetic air groove 2 30, the left side of magnetic pole IV 31 between the right side 29 of magnetic pole IV It is very small every magnetic magnetic bridge 16.It is connection yoke 4 32 on the left of left 31 lower ends of magnetic pole IV, magnetic pole IV is connection on the right side of right 29 lower ends Yoke 3 28.
There are skeleton wire casing 1, frame center's groove 1 on half assists winding skeleton 4.Two half assists winding bones Frame center's groove 1 of frame 4 is arranged on the left side of magnetic pole IV 31 and the front and rear sides on the right side 29 of magnetic pole IV of stator core 3 13, then The winding auxiliary winding coil 1 in the skeleton wire casing 1 of two half assists winding skeletons 4.Two half assists windings Frame center's groove 1 of skeleton 4 is arranged on the left side of magnetic pole II 22 and the front and rear sides on the right side 24 of magnetic pole II of stator core 3 13, so The winding auxiliary winding coil 27 in the skeleton wire casing 1 of two half assists winding skeletons 4 afterwards.It is stator core 3 13, auxiliary Winding coil 1, auxiliary winding coil 27 and four half assists winding skeletons 4 are helped to form assists winding stator component.
Stator core 28 takes the shape of the letter U, and is horizontal yoke 2 35 among stator core 28, and the horizontal both sides of yoke 2 35 are perpendicular magnetic respectively There is connection tenon 2 33 yoke 2 34, perpendicular yoke 3 90, the lower end of perpendicular yoke 2 34, and the profile of connection tenon 2 33 is dovetail-shape, The profile of connection tenon 2 33 is meshed with the profile of the connecting groove 2 20 of stator core 3 13.The lower end of perpendicular yoke 3 90 has Tenon 3 88 is connected, the profile of connection tenon 3 88 is dovetail-shape, connects the profile of tenon 3 88 and the company of stator core 3 13 The profile for connecing groove 3 86 is meshed.
There are skeleton wire casing 2 39, frame center's groove 2 40 on half Working winding skeleton 10.Two half Working windings Frame center's groove 2 40 of skeleton 10 is arranged on the front and rear sides of the horizontal yoke 2 35 of stator core 28, then in two half Winding work winding coil 29 in the skeleton wire casing 2 39 of Working winding skeleton 10.Stator core 28, Working winding coil 29 Working winding stator component two is formed with two half Working winding skeletons 10.
Stator core 1 takes the shape of the letter U, and is horizontal yoke 1 among stator core 1, and the horizontal both sides of yoke 1 are perpendicular magnetic respectively There is joint tongue first 37 yoke 1, perpendicular yoke 4 91, the upper end of perpendicular yoke 1, and the profile of joint tongue first 37 is dovetail-shape, The profile of joint tongue first 37 is meshed with the profile of the connecting groove 1 of stator core 3 13.The upper end of perpendicular yoke 4 91 has Tenon 4 89 is connected, the profile of connection tenon 4 89 is dovetail-shape, connects the profile of tenon 4 89 and the company of stator core 3 13 The profile for connecing groove 4 87 is meshed.
Frame center's groove 2 40 of two half Working winding skeletons 10 is arranged on the horizontal yoke 1 of stator core 1 Front and rear sides, the then winding work winding coil 11 in the skeleton wire casing 2 39 of two half Working winding skeletons 10.It is fixed Sub- iron core 1, Working winding coil 11 and two half Working winding skeletons 10 form Working winding stator component one.
The upper surface of yoke 5 is rectangular, there is rectangular fixing hole 43, yoke 5 among the upper surface of yoke 5 The cross section profile observed from front to back is horizontal every magnetic air groove 1 or horizontal every magnetic air groove 2 12 with stator core 3 13 Profile be meshed.Pole-changing yoke 6 is arranged in the fixing hole 43 of yoke 5.One yoke 5 and a pole-changing yoke 6 one pole-changing yoke part of composition.
Pole-changing stator component is arranged on stator core 3 13 in assembling, the connection tenon 2 33 of stator core 28 In connecting groove 2 20, the connection tenon 3 88 of stator core 28 is arranged in the connecting groove 3 86 of stator core 3 13, Working winding stator component two is set to be arranged on assists winding stator component.Now, the connection yoke 1 of stator core 3 13 Left end face and its right end face of perpendicular yoke 2 34 of stator core 28 contact with each other and are installed together.Also, stator core 3 13 Its right end face of connection yoke 2 25 and the left end face of perpendicular yoke 3 90 of stator core 28 contact with each other and be installed together.
The joint tongue first 37 of stator core 1 is arranged in the connecting groove 1 of stator core 3 13, stator The connection tenon 4 89 of iron core 1 is arranged in the connecting groove 4 87 of stator core 3 13, makes Working winding stator component one On assists winding stator component.Now, the left end face of connection yoke 4 32 of stator core 3 13 and stator core 1 Its right end face of perpendicular yoke 1 contact with each other and be installed together.Also, the right-hand end of connection yoke 3 28 of stator core 3 13 The left end face of perpendicular yoke 4 91 of face and stator core 1, which contacts with each other, to be installed together.
When pole-changing stator component starts with running status in two poles, a pole-changing yoke part is inserted stator core 3 13 It is horizontal every in magnetic air groove 1, another pole-changing yoke part is inserted the level of stator core 3 13 every magnetic air groove two In 12.Pole-changing stator component is when quadrupole starts with running status, two pole-changing yoke parts respectively from level every magnetic air Groove 1 and level are extracted every in magnetic air groove 2 12.
Reference picture 12 to Figure 15, the pole-changing windingses running of the winding electric capacity phase shift motor stator of quadrupole four be：
The a certain moment that pole-changing stator component starts and run in quadrupole, Working winding coil 29 and Working winding coil 11 make in motor air gap on magnetic pole III 26 and the right side of magnetic pole II 24 form a N poles magnetic pole.19 on the left side of magnetic pole II 22 and magnetic pole I Form a S poles magnetic pole.Magnetic pole I time 18 and the left side of magnetic pole IV 31 form a N poles magnetic pole.III lower 27 group of the right side of magnetic pole IV 29 and magnetic pole Into a S poles magnetic pole.
The a certain moment that pole-changing stator component starts and run in quadrupole, auxiliary winding coil 27 and auxiliary winding coil One 3 make the left side of magnetic pole II 22 and the right side of magnetic pole II 24 in motor air gap form a Ny poles magnetic pole.19 on magnetic pole I time 18 and magnetic pole I Form a Sy poles magnetic pole.The left side of magnetic pole IV 31 and the right side of magnetic pole IV 29 form a Ny poles magnetic pole.On magnetic pole III 26 and magnetic pole III under 27 one Sy poles magnetic pole of composition.
For pole-changing stator component when quadrupole starts and runs, two Working winding coils produce four in motor air gap The magnetic field of magnetic pole, two auxiliary winding coils produce the magnetic field of four magnetic poles in motor air gap.Two in motor air gap Auxiliary winding coil magnetic direction and two Working winding coil magnetic field directions spatially by ninety degrees electrical angle, utilize electricity The phase shift effect of appearance, the current phase of auxiliary winding coil and the current phase of Working winding coil is set to differ about 90 degree, Then auxiliary winding coil produces the stator rotating excitation field of four magnetic poles with Working winding coil collective effect.
The a certain moment that pole-changing stator component starts and run in two poles, Working winding coil 29 and Working winding coil 11 make the left side 22 of magnetic pole II in motor air gap, 19, magnetic pole I time 18, the left side of magnetic pole IV 31 form a N poles magnetic pole on magnetic pole I.Magnetic 26, magnetic pole III time 27, the right side of magnetic pole IV 29 form a S poles magnetic pole on the right side 24 of pole II, magnetic pole III.
The a certain moment that pole-changing stator component starts and run in two poles, auxiliary winding coil 1 and auxiliary winding coil 27 magnetomotive force are connected, and auxiliary winding coil 1 is each passed through insertion with magnetic field flux path caused by auxiliary winding coil 27 Level is every magnetic air groove 1 and the horizontal pole-changing yoke 6 every pole-changing yoke part in magnetic air groove 2 12.Auxiliary winding coil One 3 make the left side 31 of magnetic pole IV in motor air gap, the right side of magnetic pole IV 29 form a Ny poles magnetic pole with auxiliary winding coil 27.Magnetic pole II left side 22 and the right side of magnetic pole II 24 form a Sy poles magnetic pole.
For pole-changing stator component when two poles start and run, two Working winding coils produce two in motor air gap The magnetic field of magnetic pole, two auxiliary winding coils produce the magnetic field of two magnetic poles in motor air gap.Two in motor air gap Auxiliary winding coil magnetic direction and two Working winding coil magnetic field directions spatially by ninety degrees electrical angle, utilize electricity The phase shift effect of appearance, the current phase of auxiliary winding coil and the current phase of Working winding coil is set to differ about 90 degree, Then auxiliary winding coil produces the stator rotating excitation field of two magnetic poles with Working winding coil collective effect.
Reference picture 16 to Figure 25, stator core, motor air gap, the rotor core of motor collectively constitutes the electronic of closing Machine magnetic circuit.In the winding electric capacity phase shift motor stator magnetic circuit of quadrupole four, change each part of stator core in motor magnetic circuit In initial segmentation position and change auxiliary winding coil installation site, form B-mode stator component.B-mode stator component bag Include B-mode stator core 1, B-mode stator core 2 53, B-mode stator core 3 57, B-mode half Working winding skeleton 55, B-mode half assists winding skeleton 51, Working winding coil, auxiliary winding coil.
The magnetic pole of the stator of B-mode stator component is quadrupole, has two Working winding coils to be connected in Working winding circuit, Two auxiliary winding coils are connected in assists winding circuit, and capacitor is in series with assists winding circuit, using electric capacity phase shift Starting mode.Working winding circuit both ends are connected in parallel with assists winding circuit both ends and are connected AC power.B-mode stator department Part is used for the motor for not needing pole-changing windingses.
B-mode stator core 3 57 is in " well " font, is B-mode stator air gap inner chamber 56 among B-mode stator core 3 57, B-mode uniform four of the radial outside edge of stator air gap inner chamber 56 is every magnetic groove 15, and each is every magnetic groove 15 and B-mode stator gas It is very small every magnetic magnetic bridge 16 that a section is formed between gap inner chamber 56.It is two neighboring respectively to have two stators between magnetic groove 15 Magnetic pole.
It is the 61, ＇ of magnetic pole I upper 63 under the ＇ of magnetic pole I on the left of the B-mode radial outside edge of stator air gap inner chamber 56, under the ＇ of magnetic pole I It is that level is connected punishment every under magnetic air groove 1 52, the ＇ of magnetic pole I 61 63 left and right sides upper with the ＇ of magnetic pole I between the 61 and ＇ of magnetic pole I upper 63 There is not a section very small every magnetic magnetic bridge 16.There is connection yoke 1 62 61 lower surfaces under the ＇ of magnetic pole I, connect under yoke 1 62 End face, which has, connects tenon 1 60, and the profile for connecting tenon 1 60 is dovetail-shape.There is connection yoke 2 64 upper 63 upper surfaces of the ＇ of magnetic pole I, Connection yoke 2 64 upper surface, which has, connects tenon 2 65, and the profile for connecting tenon 2 65 is dovetail-shape.
The upper end at the B-mode radial outside edge of stator air gap inner chamber 56 is the ＇ left sides 66 of magnetic pole II, the ＇ right sides 68 of magnetic pole II, the ＇ of magnetic pole II It is vertical every magnetic air groove 1 67, the right 68 lower end junctions of the ＇ of the magnetic pole II left sides 66 and ＇ of magnetic pole II between a left side 66 and the ＇ right sides 68 of magnetic pole II There is a section very small every magnetic magnetic bridge 16.
It is that the ＇ of magnetic pole III is upper 69,71 under the ＇ of magnetic pole III on the right side of the B-mode radial outside edge of stator air gap inner chamber 56, the ＇ of magnetic pole III Be between 71 under the upper 69 and ＇ of magnetic pole III it is horizontal every magnetic air groove 2 59, the ＇ of magnetic pole III upper 69 and 71 under the ＇ of magnetic pole III at left and right sides of connect The place of connecing has a section very small every magnetic magnetic bridge 16 respectively.There is connection yoke 3 70 upper 69 upper surfaces of the ＇ of magnetic pole III, connect yoke 3 70 upper surfaces, which have, connects tenon 3 92, and the profile for connecting tenon 3 92 is dovetail-shape.There is connection magnetic 71 lower surfaces under the ＇ of magnetic pole III Yoke 4 72, connecting yoke, wantonly there is connection tenon 4 93 72 lower surfaces, and the profile for connecting tenon 4 93 is dovetail-shape.
The lower end at the B-mode radial outside edge of stator air gap inner chamber 56 is the ＇ left sides 75 of magnetic pole IV, the ＇ right sides 73 of magnetic pole IV, the ＇ of magnetic pole IV It is vertical every magnetic air groove 2 74, the right 73 upper end junctions of the ＇ of the magnetic pole IV left sides 75 and ＇ of magnetic pole IV between a left side 75 and the ＇ right sides 73 of magnetic pole IV There is a section very small every magnetic magnetic bridge 16.
There are skeleton wire casing 1 84, frame center's groove 1 85 on B-mode half assists winding skeleton 51.Two B-mode half Frame center's groove 1 85 of assists winding skeleton 51 is arranged on the 61 and ＇ of magnetic pole I upper 63 under the ＇ of magnetic pole I of B-mode stator core 3 57 Front and rear sides, then two B-mode half assists winding skeletons 51 skeleton wire casing 1 84 in winding auxiliary winding coil One ＇ 50.Frame center's groove 1 85 of two B-mode half assists winding skeletons 51 is arranged on the magnetic of B-mode stator core 3 57 71 front and rear sides under the ＇ of the pole III upper 69 and ＇ of magnetic pole III, then in the skeleton wire casing one of two B-mode half assists winding skeletons 51 Winding auxiliary winding coil two ＇ 58 in 84.B-mode stator core 3 57, the ＇ 50 of auxiliary winding coil one, the ＇ of auxiliary winding coil two 58 and four B-mode half assists winding skeletons 51 form B-mode assists winding stator component.
B-mode stator core 2 53 takes the shape of the letter U, and is horizontal yoke 2 78 among B-mode stator core 2 53, the horizontal both sides of yoke 2 78 It is perpendicular yoke 2 77, perpendicular yoke 3 96 respectively, there are connecting groove 2 76, the profile of connecting groove 2 76 in the lower end of perpendicular yoke 2 77 Dovetail-shape, the profile of connecting groove 2 76 is meshed with the profile of the connection tenon 2 65 of B-mode stator core 3 57.Perpendicular magnetic There is connecting groove 3 94 lower end of yoke 3 96, and the profile of connecting groove 3 94 is dovetail-shape, the profile and second of connecting groove 3 94 The profile of the connection tenon 3 92 of type stator core 3 57 is meshed.
There are skeleton wire casing 2 82, frame center's groove 2 83 on B-mode half Working winding skeleton 55.Two B-mode half Frame center's groove 2 83 of Working winding skeleton 55 is arranged on the front and rear sides of the horizontal yoke 2 78 of B-mode stator core 2 53, so The ＇ 54 of winding work winding coil two in the skeleton wire casing 2 82 of two B-mode half Working winding skeletons 55 afterwards.B-mode stator Iron core 2 53, the ＇ 54 of Working winding coil two and two B-mode half Working winding skeletons 55 form B-mode Working winding stator department Part two.
B-mode stator core 1 takes the shape of the letter U, and is horizontal yoke 1 81 among B-mode stator core 1, the horizontal both sides of yoke 1 81 It is perpendicular yoke 1 79, perpendicular yoke 4 97 respectively, there are connecting groove 1 80, the profile of connecting groove 1 80 in the upper end of perpendicular yoke 1 79 Dovetail-shape, the profile of connecting groove 1 80 is meshed with the profile of the connection tenon 1 60 of B-mode stator core 3 57.Perpendicular magnetic There is connecting groove 4 95 upper end of yoke 4 97, and the profile of connecting groove 4 95 is dovetail-shape, the profile and second of connecting groove 4 95 The profile of the connection tenon of type stator core 3 57 4 93 is meshed.
Frame center's groove 2 83 of two B-mode half Working winding skeletons 55 is arranged on B-mode stator core 1 The front and rear sides of horizontal yoke 1 81, the then winding work in the skeleton wire casing 2 82 of two B-mode half Working winding skeletons 55 The ＇ 48 of winding coil one.B-mode stator core 1, the ＇ 48 of Working winding coil one and two B-mode half Working winding skeletons 55 Form B-mode Working winding stator component one.
The connecting groove 2 76 of B-mode stator core 2 53 is arranged on B-mode stator iron by B-mode stator component in assembling On the connection tenon 2 65 of core 3 57, the connecting groove 3 94 of B-mode stator core 2 53 is arranged on B-mode stator core 3 57 Connection tenon 3 92 on, make B-mode Working winding stator component two be arranged on B-mode assists winding stator component on.Now, second Left 66 left end faces of the ＇ of magnetic pole II of type stator core 3 57 and its right end face of perpendicular yoke 2 77 of B-mode stator core 2 53 are mutual Contact is installed together.Also, right 68 its right end faces of the ＇ of magnetic pole II of B-mode stator core 3 57 and B-mode stator core 2 53 The perpendicular left end face of yoke 3 96, which contacts with each other, to be installed together.
The connecting groove 1 80 of B-mode stator core 1 is arranged on the connection tenon 1 60 of B-mode stator core 3 57 On, the connecting groove of B-mode stator core 1 wantonly 95 is arranged on the connection tenon 4 93 of B-mode stator core 3 57, made B-mode Working winding stator component one is arranged on B-mode assists winding stator component.Now, the magnetic of B-mode stator core 3 57 The ＇ of pole IV 75 left end faces of a left side and its right end face of perpendicular yoke 1 79 of B-mode stator core 1 contact with each other and are installed together.And And right 73 its right end faces of the ＇ of magnetic pole IV of B-mode stator core 3 57 and 97 left-hand ends of perpendicular yoke 4 of B-mode stator core 1 Face, which contacts with each other, to be installed together.
Reference picture 26 to Figure 27, the non-pole-changing running of the winding electric capacity phase shift motor stator of quadrupole four be：
The a certain moment that B-mode stator component starts and run in quadrupole, the ＇ 54 of Working winding coil two and Working winding line Enclosing one ＇ 48 makes the ＇ of the magnetic pole III upper 69 and ＇ of magnetic pole II right sides 68 in motor air gap form a N poles magnetic pole.The ＇ of magnetic pole II left sides 66 and magnetic The ＇ of pole I one S poles magnetic pole of upper 63 composition.The 61 and ＇ of magnetic pole IV left sides 75 form a N poles magnetic pole under the ＇ of magnetic pole I.73 Hes of the ＇ of magnetic pole IV right sides 71 one S poles magnetic pole of composition under the ＇ of magnetic pole III.
The a certain moment that B-mode stator component starts and run in quadrupole, the ＇ 50 of auxiliary winding coil one and assists winding line Enclosing two ＇ 58 makes the 66 and ＇ of magnetic pole II of the ＇ of magnetic pole II left sides right sides 68 in motor air gap form a Ny poles magnetic pole.61 and magnetic under the ＇ of magnetic pole I The ＇ of pole I one Sy poles magnetic pole of upper 63 composition.The 75 and ＇ of magnetic pole IV of the ＇ of magnetic pole IV left sides right sides 73 form a Ny poles magnetic pole.The ＇ of magnetic pole III upper 69 With 71 one Sy poles magnetic pole of composition under the ＇ of magnetic pole III.
For B-mode stator component when quadrupole starts and runs, two Working winding coils produce four in motor air gap The magnetic field of magnetic pole, two auxiliary winding coils produce the magnetic field of four magnetic poles in motor air gap.Two in motor air gap Auxiliary winding coil magnetic direction and two Working winding coil magnetic field directions spatially by ninety degrees electrical angle, utilize electricity The phase shift effect of appearance, the current phase of auxiliary winding coil and the current phase of Working winding coil is set to differ about 90 degree, Then auxiliary winding coil produces the stator rotating excitation field of four magnetic poles with Working winding coil collective effect.

Claims (2)

  1. A kind of 1. winding electric capacity phase shift motor stator of quadrupole four, it is characterised in that the winding electric capacity phase shift motor stator of quadrupole four Including pole-changing stator component and pole-changing yoke part；The magnetic pole of the stator of pole-changing stator component is two poles/quadrupole, have two work around Group coil is connected in Working winding circuit, and two auxiliary winding coils are connected in assists winding circuit, assists winding circuit In be in series with capacitor, using electric capacity phase shift Starting mode；Working winding circuit both ends are connected in parallel on assists winding circuit both ends AC power is connected together；Change Working winding coil and auxiliary winding coil respectively in Working winding circuit or assists winding line Connected mode in road, while by the way of being inserted in pole-changing stator component or extracting pole-changing yoke part, change and become The magnetic flux path of pole stator component, realize the motor stator pole-changing windingses；
    Pole-changing stator component includes stator core one (2), stator core two (8), stator core three (13), half Working winding bone Frame (10), half assists winding skeleton (4), Working winding coil, auxiliary winding coil；Pole-changing yoke part includes yoke (5), pole-changing yoke (6)；
    Stator core three (13) is in " well " font, is stator air gap inner chamber (11) among stator core three (13), in stator air gap Uniform four of chamber (11) radial outside edge every magnetic groove (15), each every magnetic groove (15) and stator air gap inner chamber (11) it Between formed a section it is very small every magnetic magnetic bridge (16)；It is two neighboring respectively to have two magnetic pole of the stator between magnetic groove (15)；
    (18) under magnetic pole I on the left of stator air gap inner chamber (11) radial outside edge, on magnetic pole I (19), under magnetic pole I (18) with It is horizontal between (19) on magnetic pole I every at left and right sides of (19) junction on (18) under magnetic air groove one (14), magnetic pole I and magnetic pole I There is a section very small every magnetic magnetic bridge (16) respectively；There are connecting groove one (17), connecting groove in (18) lower surface under magnetic pole I The profile of one (17) is dovetail-shape；There is connecting groove two (20) (19) upper surface on magnetic pole I, and the profile of connecting groove two (20) is in Swallow-tail form；
    The upper end at stator air gap inner chamber (11) radial outside edge is magnetic pole II left (22), the right side of magnetic pole II (24), and magnetic pole II is left (22) it is vertical to connect every magnetic air groove one (23), magnetic pole II left (22) with right (24) lower end of magnetic pole II between magnetic pole II right (24) The place of connecing has a section very small every magnetic magnetic bridge (16)；Magnetic pole II is to connect yoke one (21), magnetic pole on the left of left (22) upper end It is connection yoke two (25) on the right side of II right (24) upper end；
    It is (26) on magnetic pole III on the right side of stator air gap inner chamber (11) radial outside edge, under magnetic pole III (27), on magnetic pole III (26) it is horizontal between (27) and under magnetic pole III every (27) left and right two under (26) on magnetic air groove two (12), magnetic pole III and magnetic pole III Side junction has a section very small every magnetic magnetic bridge (16) respectively；There is connecting groove three (26) upper surface on magnetic pole III (86), the profile of connecting groove three (86) is dovetail-shape；There are connecting groove four (87), connecting groove in (27) lower surface under magnetic pole III The profile of four (87) is dovetail-shape；
    The lower end at stator air gap inner chamber (11) radial outside edge is magnetic pole IV left (31), the right side of magnetic pole IV (29), and magnetic pole IV is left (31) it is vertical to connect every magnetic air groove two (30), magnetic pole IV left (31) with right (29) upper end of magnetic pole IV between magnetic pole IV right (29) The place of connecing has a section very small every magnetic magnetic bridge (16)；Magnetic pole IV is to connect yoke four (32), magnetic pole on the left of left (31) lower end It is connection yoke three (28) on the right side of IV right (29) lower end；
    There are skeleton wire casing one (42), frame center's groove one (41) on half assists winding skeleton (4)；Two half assists windings Before frame center's groove one (41) of skeleton (4) is arranged on the magnetic pole IV left (31) and magnetic pole IV right (29) of stator core three (13) Both sides afterwards, auxiliary winding coil one (3) is then wound in the skeleton wire casing one (42) of two half assists winding skeletons (4)； The magnetic pole II for frame center's groove one (41) of two half assists winding skeletons (4) being arranged on stator core three (13) is left (22) With the front and rear sides of magnetic pole II right (24), then wound in the skeleton wire casing one (42) of two half assists winding skeletons (4) Auxiliary winding coil two (7)；Stator core three (13), auxiliary winding coil one (3), auxiliary winding coil two (7) and four and half Piece assists winding skeleton (4) forms assists winding stator component；
    Stator core two (8) takes the shape of the letter U, and is horizontal yoke two (35) among stator core two (8), horizontal (35) both sides of yoke two are respectively There is connection tenon two (33) perpendicular yoke two (34), perpendicular yoke three (90), the lower end of perpendicular yoke two (34), connection tenon two (33) Profile is dovetail-shape, and the profile and the profile of the connecting groove two (20) of stator core three (13) of connection tenon two (33) are mutually nibbled Close；There is connection tenon three (88) lower end of perpendicular yoke three (90), and the profile of connection tenon three (88) is dovetail-shape, connects tenon three (88) profile is meshed with the profile of the connecting groove three (86) of stator core three (13)；
    There are skeleton wire casing two (39), frame center's groove two (40) on half Working winding skeleton (10)；The work of two half around Frame center's groove two (40) of group skeleton (10) is arranged on the front and rear sides of the horizontal yoke two (35) of stator core two (8), then In the interior winding work winding coil two (9) of the skeleton wire casing two (39) of two half Working winding skeletons (10)；Stator core two (8), Working winding coil two (9) and two half Working winding skeleton (10) composition Working winding stator components two；
    Stator core one (2) takes the shape of the letter U, and is horizontal yoke one (38) among stator core one (2), horizontal (38) both sides of yoke one are respectively Perpendicular yoke one (36), perpendicular yoke four (91), the upper end of perpendicular yoke one (36) have that joint tongue is first (37), joint tongue first (37) Profile is dovetail-shape, and the profile and the profile of the connecting groove one (17) of stator core three (13) of joint tongue first (37) are mutually nibbled Close；There is connection tenon four (89) upper end of perpendicular yoke four (91), and the profile of connection tenon four (89) is dovetail-shape, connects tenon four (89) profile is meshed with the profile of the connecting groove four (87) of stator core three (13)；
    Frame center's groove two (40) of two half Working winding skeletons (10) is arranged on the horizontal yoke one of stator core one (2) (38) front and rear sides, then in the interior winding work winding wire of skeleton wire casing two (39) of two half Working winding skeletons (10) Enclose one (1)；Stator core one (2), Working winding coil one (1) and two half Working winding skeleton (10) composition Working windings Stator component one；
    Yoke (5) upper surface is rectangular, has rectangular fixing hole (43), yoke branch among yoke (5) upper surface The cross section profile that frame (5) is observed from front to back is horizontal every magnetic air groove one (14) or horizontal empty every magnetic with stator core three (13) The profile of air drain two (12) is meshed；Pole-changing yoke (6) is arranged in the fixing hole (43) of yoke (5)；One yoke branch Frame (5) forms a pole-changing yoke part with a pole-changing yoke (6)；
    The connection tenon two (33) of stator core two (8) is arranged on stator core three (13) by pole-changing stator component in assembling Connecting groove two (20) in, the connection tenon three (88) of stator core two (8) is arranged on the connection of stator core three (13) In groove three (86), Working winding stator component two is set to be arranged on assists winding stator component；Now, stator core three (13) Perpendicular yoke two (34) its right end face of connection yoke one (21) left end face and stator core two (8) contact with each other installed in one Rise；Also, connection yoke two (25) its right end face of stator core three (13) and the perpendicular yoke three (90) of stator core two (8) are left Side end face, which contacts with each other, to be installed together；
    The joint tongue first (37) of stator core one (2) is arranged in the connecting groove one (17) of stator core three (13), The connection tenon four (89) of stator core one (2) be arranged on stator core three (13) connecting groove four (87) in, make work around Group stator component one is arranged on assists winding stator component；Now, on the left of the connection yoke four (32) of stator core three (13) Perpendicular yoke one (36) its right end face of end face and stator core one (2), which contacts with each other, to be installed together；Also, stator core three (13) connection yoke three (28) its right end face and perpendicular yoke four (91) left end face of stator core one (2) contact with each other installation Together；
    When pole-changing stator component starts with running status in two poles, a pole-changing yoke part is inserted stator core three (13) Another pole-changing yoke part is inserted the level of stator core three (13) every magnetic air groove by level every in magnetic air groove one (14) In two (12)；Pole-changing stator component is when quadrupole starts with running status, two pole-changing yoke parts respectively from level every magnetic Air groove one (14) and level are every extraction in magnetic air groove two (12).
  2. A kind of 2. winding electric capacity phase shift motor stator of quadrupole four according to claim 1, it is characterised in that quadrupole four around In group electric capacity phase shift motor stator magnetic circuit, change initial segmentation position of each part of stator core in motor magnetic circuit and Change the installation site of auxiliary winding coil, form B-mode stator component；B-mode stator component includes B-mode stator core one (49), B-mode stator core two (53), B-mode stator core three (57), B-mode half Working winding skeleton (55), B-mode half Assists winding skeleton (51), Working winding coil, auxiliary winding coil；
    The magnetic pole of the stator of B-mode stator component is quadrupole, has two Working winding coils to be connected in Working winding circuit, two Auxiliary winding coil is connected in assists winding circuit, and capacitor is in series with assists winding circuit, is started using electric capacity phase shift Mode；Working winding circuit both ends are connected in parallel with assists winding circuit both ends and are connected AC power；B-mode stator component is used In the motor for not needing pole-changing windingses；
    B-mode stator core three (57) is in " well " font, is B-mode stator air gap inner chamber among B-mode stator core three (57) (56), B-mode uniform four of stator air gap inner chamber (56) radial outside edge is every magnetic groove (15), and each is every magnetic groove (15) It is very small every magnetic magnetic bridge (16) that a section is formed between B-mode stator air gap inner chamber (56)；It is two neighboring every magnetic groove (15) respectively there are two magnetic pole of the stator between；
    It is (61) under the ＇ of magnetic pole I on the left of B-mode stator air gap inner chamber (56) radial outside edge, on the ＇ of magnetic pole I (63), the ＇ of magnetic pole I Under between (63) be horizontal on (61) and the ＇ of magnetic pole I every (61) under magnetic air groove one (52), the ＇ of magnetic pole I and the ＇ of magnetic pole I upper (63) or so Both sides junction has a section very small every magnetic magnetic bridge (16) respectively；There is connection yoke one (61) lower surface under the ＇ of magnetic pole I (62), there is connection tenon one (60) connection yoke one (62) lower surface, and the profile for connecting tenon one (60) is dovetail-shape；The ＇ of magnetic pole I There is connection yoke two (64) upper (63) upper surface, and there is connection tenon two (65) connection yoke two (64) upper surface, connects tenon two (65) profile is dovetail-shape；
    The upper end at B-mode stator air gap inner chamber (56) radial outside edge is that the ＇ of magnetic pole II left (66), the ＇ of magnetic pole II are right (68), magnetic pole It is vertical right with the ＇ of magnetic pole II every magnetic air groove one (67), the ＇ of magnetic pole II left sides (66) between an II ＇ left sides (66) and the ＇ of magnetic pole II right (68) (68) lower end junction has a section very small every magnetic magnetic bridge (16)；
    It is (69) on the ＇ of magnetic pole III on the right side of B-mode stator air gap inner chamber (56) radial outside edge, under the ＇ of magnetic pole III (71), magnetic pole Be between (71) under (69) and the ＇ of magnetic pole III on III ＇ it is horizontal every (69) magnetic air groove two (59), the ＇ of magnetic pole III on under the ＇ of magnetic pole III (71) left and right sides junction has a section very small every magnetic magnetic bridge (16) respectively；There is company (69) upper surface on the ＇ of magnetic pole III Yoke three (70) is connect, there is connection tenon three (92) connection yoke three (70) upper surface, and the profile of connection tenon three (92) is in dovetail Shape；There is connection yoke (71) lower surface wantonly (72) under the ＇ of magnetic pole III, and wantonly there is connection tenon (72) lower surface wantonly (93) to connection yoke, The profile for connecting tenon four (93) is dovetail-shape；
    The lower end at B-mode stator air gap inner chamber (56) radial outside edge is that the ＇ of magnetic pole IV left (75), the ＇ of magnetic pole IV are right (73), magnetic pole It is vertical right with the ＇ of magnetic pole IV every magnetic air groove two (74), the ＇ of magnetic pole IV left sides (75) between an IV ＇ left sides (75) and the ＇ of magnetic pole IV right (73) (73) upper end junction has a section very small every magnetic magnetic bridge (16)；
    There are skeleton wire casing one (84), frame center's groove one (85) on B-mode half assists winding skeleton (51)；Two B-mode half Frame center's groove one (85) of piece assists winding skeleton (51) be arranged on B-mode stator core three (57) the ＇ of magnetic pole I under (61) and The front and rear sides of (63) on the ＇ of magnetic pole I, then twined in the skeleton wire casing one (84) of two B-mode half assists winding skeletons (51) Around the ＇ of auxiliary winding coil one (50)；Frame center's groove one (85) of two B-mode half assists winding skeletons (51) is arranged on On the ＇ of magnetic pole III of B-mode stator core three (57) under (69) and the ＇ of magnetic pole III (71) front and rear sides, then in two B-mode half The winding ＇ of auxiliary winding coil two (58) in the skeleton wire casing one (84) of assists winding skeleton (51)；B-mode stator core three (57), The ＇ of auxiliary winding coil one (50), the ＇ of auxiliary winding coil two (58) and four B-mode half assists winding skeleton (51) compositions are B-mode Assists winding stator component；
    B-mode stator core two (53) takes the shape of the letter U, and is horizontal yoke two (78) among B-mode stator core two (53), horizontal yoke two (78) Both sides are perpendicular yoke two (77), perpendicular yoke three (96) respectively, and there is connecting groove two (76) lower end of perpendicular yoke two (77), connected recessed The profile of groove two (76) is dovetail-shape, the profile of connecting groove two (76) and the connection tenon two of B-mode stator core three (57) (65) profile is meshed；There is connecting groove three (94) lower end of perpendicular yoke three (96), and the profile of connecting groove three (94) is in swallow Tail shape, the profile of connecting groove three (94) are meshed with the profile of the connection tenon three (92) of B-mode stator core three (57)；
    There are skeleton wire casing two (82), frame center's groove two (83) on B-mode half Working winding skeleton (55)；Two B-mode half Frame center's groove two (83) of piece Working winding skeleton (55) is arranged on the horizontal yoke two (78) of B-mode stator core two (53) Front and rear sides, then in the interior winding work winding coil of skeleton wire casing two (82) of two B-mode half Working winding skeletons (55) Two ＇ (54)；B-mode stator core two (53), the ＇ of Working winding coil two (54) and two B-mode half Working winding skeletons (55) Form B-mode Working winding stator component two；
    B-mode stator core one (49) takes the shape of the letter U, and is horizontal yoke one (81) among B-mode stator core one (49), horizontal yoke one (81) Both sides are perpendicular yoke one (79), perpendicular yoke four (97) respectively, and there is connecting groove one (80) upper end of perpendicular yoke one (79), connected recessed The profile of groove one (80) is dovetail-shape, the profile of connecting groove one (80) and the connection tenon one of B-mode stator core three (57) (60) profile is meshed；There is connecting groove the upper end of perpendicular yoke four (97), and wantonly (95) profile of connecting groove four (95) is in swallow Tail shape, wantonly the profile of (95) is meshed connecting groove with the profile of the connection tenon four (93) of B-mode stator core three (57)；
    Frame center's groove two (83) of two B-mode half Working winding skeletons (55) is arranged on B-mode stator core one (49) Horizontal yoke one (81) front and rear sides, then two B-mode half Working winding skeletons (55) skeleton wire casing two (82) in The ＇ of winding work winding coil one (48)；B-mode stator core one (49), the ＇ of Working winding coil one (48) and two B-mode half Working winding skeleton (55) forms B-mode Working winding stator component one；
    The connecting groove two (76) of B-mode stator core two (53) is arranged on B-mode stator iron by B-mode stator component in assembling On the connection tenon two (65) of core three (57), the connecting groove three (94) of B-mode stator core two (53) is arranged on B-mode stator On the connection tenon three (92) of iron core three (57), B-mode Working winding stator component two is set to be arranged on B-mode assists winding stator department On part；Now, left (66) left end faces of the ＇ of magnetic pole II of B-mode stator core three (57) and the perpendicular magnetic of B-mode stator core two (53) Yoke two (77) its right end face, which contacts with each other, to be installed together；Also, on the right side of the ＇ of magnetic pole II of B-mode stator core three (57) right (68) Perpendicular yoke three (96) left end face of end face and B-mode stator core two (53), which contacts with each other, to be installed together；
    The connecting groove one (80) of B-mode stator core one (49) is arranged on the connection tenon one of B-mode stator core three (57) (60) on, the connecting groove four (95) of B-mode stator core one (49) is arranged on the connection tenon of B-mode stator core three (57) Wantonly on (93), B-mode Working winding stator component one is set to be arranged on B-mode assists winding stator component；Now, B-mode stator iron Left (75) left end faces of the ＇ of magnetic pole IV of core three (57) and perpendicular yoke one (79) its right end face of B-mode stator core one (49) are mutual Contact is installed together；Also, right (73) its right end faces of the ＇ of magnetic pole IV of B-mode stator core three (57) and B-mode stator core one (49) (97) left end face of perpendicular yoke four, which contacts with each other, to be installed together.
CN201720464761.1U 2017-04-28 2017-04-28 The winding electric capacity phase shift motor stator of quadrupole four Withdrawn - After Issue CN206742979U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106953428A (en) * 2017-04-28 2017-07-14 大连碧蓝节能环保科技有限公司 The winding electric capacity phase shift motor stator of quadrupole four
CN109802542A (en) * 2019-01-08 2019-05-24 南京一体科技有限公司 A kind of outer rotor desk permanent-magnet switched reluctance motor

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106953428A (en) * 2017-04-28 2017-07-14 大连碧蓝节能环保科技有限公司 The winding electric capacity phase shift motor stator of quadrupole four
CN106953428B (en) * 2017-04-28 2019-07-26 大连碧蓝节能环保科技有限公司 Four winding capacitor phase shift motor stator of quadrupole
CN109802542A (en) * 2019-01-08 2019-05-24 南京一体科技有限公司 A kind of outer rotor desk permanent-magnet switched reluctance motor

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