CN114531000A - Double-steering shaded-pole type miniature single-phase asynchronous motor - Google Patents
Double-steering shaded-pole type miniature single-phase asynchronous motor Download PDFInfo
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- CN114531000A CN114531000A CN202210192305.1A CN202210192305A CN114531000A CN 114531000 A CN114531000 A CN 114531000A CN 202210192305 A CN202210192305 A CN 202210192305A CN 114531000 A CN114531000 A CN 114531000A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K16/00—Machines with more than one rotor or stator
- H02K16/04—Machines with one rotor and two stators
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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
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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
- H02K17/16—Asynchronous induction motors having rotors with internally short-circuited windings, e.g. cage rotors
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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
- H02K17/32—Structural association of asynchronous induction motors with auxiliary mechanical devices, e.g. with clutches or brakes
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/08—Structural association with bearings
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
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- Y02T10/64—Electric machine technologies in electromobility
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Abstract
The invention relates to the technical field of single-phase asynchronous motors, in particular to a double-steering shaded pole type miniature single-phase asynchronous motor which comprises a motor shell, wherein a forward stator is arranged in the motor shell, a reverse stator is arranged on one side of the forward stator, fixed blocks are arranged on the surfaces of the forward stator and the reverse stator, and connecting screws are arranged at the connecting parts of the fixed blocks, the forward stator and the reverse stator; and a short circuit ring is arranged on one side of the single-phase winding, and a limiting plate is fixed on one side of the guide piston rod. According to the invention, the switching rod can be clamped and fixed through the arranged telescopic rod and the fixed clamping block, the locking action of the switching rod is completed, meanwhile, the guide bearing is arranged outside the switching rod, so that the switching rod can rotate, the switching rod is convenient to unlock, and the guide sliding block connected with the guide bearing through the transmission rod can slide on the supporting plate while the switching rod moves up and down, so that the guide function of the switching rod is achieved.
Description
Technical Field
The invention relates to the technical field of single-phase asynchronous motors, in particular to a double-steering shaded-pole type miniature single-phase asynchronous motor.
Background
The shaded-pole single-phase asynchronous motor is characterized by that a copper ring (short-circuit ring) is cover-mounted on the pole face of stator pole of single-phase asynchronous motor at about 1/3 position, and the magnetic pole portion covered with short-circuit ring is called shaded pole. When the stator winding is electrified to generate a pulsating magnetic field, a part of magnetic flux passes through the copper ring, so that induced electromotive force and induced current are generated in the copper ring. According to lenz's law, the magnetic field generated by the induced current in the copper ring prevents the change of the magnetic flux in the copper ring part, so that the magnetic flux in the part of the magnetic pole without the copper ring is out of phase with the magnetic flux in the part of the magnetic pole with the copper ring, and the magnetic flux outside the shaded pole leads the magnetic flux in the shaded pole by a phase angle as if the magnetic flux always moves from the unshrouded part to the shaded pole part.
The existing shaded pole type miniature single-phase asynchronous motor is fixed in position of a stator in the using process, and the direction of a magnetic field is always kept unchanged, so that a rotor always rotates towards the same direction in the rotating process, and the rotating direction of the rotor cannot be manually adjusted.
Disclosure of Invention
The invention aims to provide a double-steering shaded-pole miniature single-phase asynchronous motor, which aims to solve the problem that the rotor always rotates towards the same direction in the rotation process and the rotation direction of the rotor cannot be manually adjusted because the magnetic field direction is always kept unchanged due to the fixed position of a stator in the use process of the shaded-pole miniature single-phase asynchronous motor in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a double-steering shaded-pole miniature single-phase asynchronous motor comprises:
the motor comprises a motor shell, wherein a forward stator is arranged in the motor shell, a reverse stator is arranged on one side of the forward stator, fixed blocks are arranged on the surfaces of the forward stator and the reverse stator, and connecting screws are arranged at the connecting positions of the fixed blocks, the forward stator and the reverse stator;
the single-phase winding is arranged inside the forward stator and the reverse stator, a short-circuit ring is arranged on one side of the single-phase winding, a squirrel-cage rotor is arranged on one side of the single-phase winding, which is close to the circle center of the forward stator and the reverse stator, a positioning bearing is connected to one side of the squirrel-cage rotor, guide piston rods are connected to the upper side and the lower side of the right side of the positioning bearing, and a limiting plate is fixed to one side of each guide piston rod;
the first silicon steel sheet is fixed on the left side of the squirrel-cage rotor;
the push rod is arranged in the middle of the right side of the positioning bearing, the right side of the push rod is connected with a second silicon steel sheet, the right side of the second silicon steel sheet is connected with a movable clamping block, the right side of the movable clamping block is connected with a reset spring, and a supporting plate is fixed on the right side of the reset spring.
Preferably, the squirrel-cage rotor forms a telescopic structure with the limiting plate through the positioning bearing, the guide piston rod, and the squirrel-cage rotor is in key connection with the positioning bearing.
Preferably, the second silicon steel sheet runs through in the inside of limiting plate, and second silicon steel sheet and limiting plate swing joint, the second silicon steel sheet passes through movable fixture block, reset spring and backup pad elastic connection, catch bar and positioning bearing's horizontal central line coincides each other.
Preferably, the movable clamping block is further provided with:
the switching clamping balls are arranged above and below the movable clamping block, one side, away from the movable clamping block, of each switching clamping ball is provided with a switching rod, a guide bearing is sleeved outside each switching rod, the right side of each guide bearing is connected with a transmission rod, and a guide sliding block is fixed on the right side of each transmission rod.
Preferably, the transfer line passes through the direction sliding block and realizes sliding movement in the backup pad, and guide bearing and transfer line fixed connection, guide bearing and switching lever key-type connection, the switching card ball is spherical structure.
Preferably, the switching lever is further provided with:
the fixed clamping groove is formed in the left side of the switching rod, a fixed clamping block is installed inside the fixed clamping groove, the left side of the fixed clamping block is connected with a telescopic rod, a telescopic spring is sleeved outside the telescopic rod, and the switching rod and the fixed clamping block form a clamping structure through the fixed clamping groove;
and the switching button is fixed at the tail end of the switching rod, and the switching rod penetrates through the inside of the motor shell.
Preferably, the fixed clamping block is elastically connected with the limiting plate through a telescopic rod and a telescopic spring, the telescopic rod penetrates through the inside of the telescopic spring, and the fixed clamping block is matched with the fixed clamping groove in overall dimension.
Preferably, the motor housing is further provided with:
the motor base is fixed at the rear end of the motor shell, the fixing head is installed at the front end of the motor shell, an output shaft is arranged in the fixing head in a penetrating mode, the output shaft is fixedly connected with the first silicon steel sheet, and a fixing piece is arranged on one side of the fixing head.
Preferably, the squirrel-cage rotor all runs through in the inside of forward stator and reverse stator, and second silicon steel sheet and first silicon steel sheet all run through respectively in the inside of forward stator and reverse stator, first silicon steel sheet and second silicon steel sheet are piled up by a plurality of silicon steel sheet and are made.
Preferably, the single-phase windings are respectively wound on the surfaces of the forward stator and the reverse stator, the positions of the short circuit rings on the forward stator and the reverse stator are symmetrical, and the rotation directions of the magnetic fields in the forward stator and the reverse stator are opposite.
Compared with the prior art, the invention provides a double-steering shaded-pole type miniature single-phase asynchronous motor which has the following beneficial effects:
1. the rotating magnetic field directions in different directions can be generated by the arranged forward stator and the reverse stator due to the different directions of the short circuit rings, so that the squirrel cage rotor arranged in the squirrel cage rotor can rotate in different directions, the output shaft is driven to realize the double-steering function, the use is more convenient, and the power connection position does not need to be changed in the switching process;
2. the invention is formed by mutually stacking the first silicon steel sheet and the second silicon steel sheet which are arranged in a multi-layer way, the silicon steel sheets have good magnetic permeability, thereby forming a new magnetic loop between the single-phase windings, cutting off the magnetic loop between the forward stator and the reverse stator, avoiding the normal rotation of the squirrel cage rotor caused by the simultaneous action of the forward stator and the reverse stator on the squirrel cage rotor, when the squirrel-cage rotor rotates under the action of the positive stator, the second silicon steel sheet is arranged inside the reverse stator, the magnetic field in the reverse stator is cut off, so that the reverse stator cannot form a complete magnetic field passage, the squirrel-cage rotor independently rotates in the forward direction under the action of the forward stator, otherwise, the magnetic field in the forward stator is cut off through the first silicon steel sheet, and the squirrel-cage rotor independently rotates in the reverse direction under the action of the reverse stator;
3. the positioning bearing can be driven to move left and right by the arranged guide piston rod, so that the squirrel-cage rotor is pushed to move forward under the action of the push rod, and the position of the squirrel-cage rotor is adjusted to further change the rotating direction of the squirrel-cage rotor; the switching clamping balls can simultaneously move inwards under the action of the switching rod, when the switching rod gradually approaches, the movable clamping block can be extruded leftwards, the reset spring stretches outwards while the movable clamping block moves leftwards, the squirrel cage rotor can be pushed to move through the push rod, the position of the squirrel cage rotor can be conveniently manually cut off, and in the process, steering adjustment can be completed only by pressing the switching button inwards;
4. according to the invention, the switching rod can be clamped and fixed through the arranged telescopic rod and the fixed clamping block, the locking action of the switching rod is completed, meanwhile, the guide bearing is arranged outside the switching rod, so that the switching rod can rotate, the switching rod is convenient to unlock, and the guide sliding block connected with the guide bearing through the transmission rod can slide on the supporting plate while the switching rod moves up and down, so that the guide function of the switching rod is achieved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the internal structure of the motor housing of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2 according to the present invention;
FIG. 4 is a schematic structural view of a forward stator of the present invention;
FIG. 5 is a schematic view of the reverse stator of the present invention;
FIG. 6 is a schematic perspective view of the squirrel cage rotor of the present invention;
fig. 7 is a schematic perspective view of a second silicon steel sheet according to the present invention;
fig. 8 is a schematic perspective view of the switching lever of the present invention.
In the figure: 1. a motor housing; 2. a fixed head; 3. an output shaft; 4. a switch button; 5. a motor base; 6. a forward stator; 7. a reverse stator; 8. a fixed block; 9. positioning the bearing; 10. a push rod; 11. a fixing member; 12. a first silicon steel sheet; 13. a second silicon steel sheet; 14. a guide piston rod; 15. a movable clamping block; 16. a switch lever; 17. switching the blocking ball; 18. a return spring; 19. a guide bearing; 20. a transmission rod; 21. a guide slide block; 22. a support plate; 23. a limiting plate; 24. a telescopic rod; 25. a tension spring; 26. fixing the fixture block; 27. fixing the clamping groove; 28. a squirrel cage rotor; 29. a connecting screw; 30. a single-phase winding; 31. and a short circuit ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, 2, 4 and 5, a double-steering shaded-pole miniature single-phase asynchronous motor includes: the motor comprises a motor shell 1, wherein a forward stator 6 is arranged inside the motor shell 1, a reverse stator 7 is arranged on one side of the forward stator 6, fixed blocks 8 are arranged on the surfaces of the forward stator 6 and the reverse stator 7, and connecting screws 29 are arranged at the connecting parts of the fixed blocks 8 and the forward stator 6 and the reverse stator 7; a first silicon steel sheet 12 fixed to the left side of the squirrel cage rotor 28; a push rod 10 arranged in the middle of the right side of the positioning bearing 9, the right side of the push rod 10 is connected with a second silicon steel sheet 13, the right side of the second silicon steel sheet 13 is connected with a movable fixture block 15, the squirrel-cage rotor 28 penetrates through the interiors of the forward stator 6 and the reverse stator 7, the second silicon steel sheet 13 and the first silicon steel sheet 12 penetrate through the interiors of the forward stator 6 and the reverse stator 7 respectively, the first silicon steel sheet 12 and the second silicon steel sheet 13 are both formed by stacking a plurality of silicon steel sheets, the right side of the movable fixture block 15 is connected with a return spring 18, the right side of the return spring 18 is fixed with a support plate 22, the second silicon steel sheet 13 penetrates through the interior of a limiting plate 23, the second silicon steel sheet 13 is movably connected with the limiting plate 23, the second silicon steel sheet 13 is elastically connected with the support plate 22 through the movable fixture block 15 and the return spring 18, the horizontal central lines of the push rod 10 and the positioning bearing 9 coincide with each other, a fixing member 11 is arranged on one side of the fixing head 2, the first silicon steel sheet 12 and the second silicon steel sheet 13 are formed by stacking multiple layers of silicon steel sheets, the silicon steel sheets have good magnetic permeability, so that a new magnetic loop is formed between the single-phase windings 30, the magnetic loop between the forward stator 6 and the reverse stator 7 can be cut off, the phenomenon that the normal rotation of the squirrel-cage rotor 28 cannot be caused due to the fact that the forward stator 6 and the reverse stator 7 simultaneously act on the squirrel-cage rotor 28 is avoided, when the squirrel-cage rotor 28 rotates under the action of the forward stator 6, the second silicon steel sheet 13 is arranged inside the reverse stator 7, the magnetic field in the reverse stator 7 is cut off, so that the reverse stator 7 cannot form a complete magnetic field passage, the squirrel-cage rotor 28 alone performs the forward rotation under the action of the forward stator 6, otherwise, the magnetic field in the forward stator 6 is cut off through the first silicon steel sheet 12, the squirrel-cage rotor 28 can rotate reversely under the action of the reverse stator 7.
As shown in fig. 2 and 3, a double-steering shaded-pole miniature single-phase asynchronous motor includes: the fixed clamping groove 27 is formed in the left side of the switching rod 16, a fixed clamping block 26 is installed inside the fixed clamping groove 27, the left side of the fixed clamping block 26 is connected with the telescopic rod 24, the telescopic spring 25 is sleeved outside the telescopic rod 24, and the switching rod 16 and the fixed clamping block 26 form a clamping structure through the fixed clamping groove 27; the switching button 4 is fixed at the end of the switching rod 16, the switching rod 16 penetrates through the motor housing 1, the fixed fixture 26 is elastically connected with the limiting plate 23 through the telescopic rod 24 and the telescopic spring 25, the telescopic rod 24 penetrates through the telescopic spring 25, the fixed fixture 26 is matched with the external dimension of the fixed fixture groove 27, the switching rod 16 can be clamped and fixed through the arranged telescopic rod 24 and the fixed fixture 26, the switching rod 16 is locked, meanwhile, the switching rod 16 can rotate by arranging the guide bearing 19 outside the switching rod 16, the switching rod 16 is convenient to unlock, the guide sliding block 21 connected to the guide bearing 19 through the transmission rod 20 can slide on the supporting plate 22 while the switching rod 16 moves up and down, and the guide function is achieved for the switching rod 16.
As shown in fig. 2 and fig. 6 to 8, a double-steering shaded-pole miniature single-phase asynchronous motor includes: a switching clamping ball 17 installed at the upper and lower sides of the movable clamping block 15, a switching rod 16 is installed at one side of the switching clamping ball 17 far from the movable clamping block 15, a guide bearing 19 is sleeved outside the switching rod 16, a transmission rod 20 is connected to the right side of the guide bearing 19, a guide sliding block 21 is fixed to the right side of the transmission rod 20, the transmission rod 20 realizes sliding movement on a support plate 22 through the guide sliding block 21, the guide bearing 19 is fixedly connected with the transmission rod 20, the guide bearing 19 is in key connection with the switching rod 16, the switching clamping ball 17 is in a spherical structure, a motor base 5 is fixed at the rear end of the motor housing 1, a fixed head 2 is installed at the front end of the motor housing 1, an output shaft 3 penetrates through the fixed head 2, the output shaft 3 is fixedly connected with a first silicon steel sheet 12, a single-phase winding 30 is installed inside the forward stator 6 and the reverse stator 7, a short-circuit ring 31 is installed at one side of the single-phase winding 30, a squirrel-cage rotor 28 is arranged on one side of the single-phase winding 30 close to the circle center of the forward stator 6 and the reverse stator 7, one side of the squirrel-cage rotor 28 is connected with a positioning bearing 9, the upper side and the lower side of the right side of the positioning bearing 9 are both connected with a guide piston rod 14, a limiting plate 23 is fixed on one side of the guide piston rod 14, the squirrel-cage rotor 28 forms a telescopic structure with the limiting plate 23 through the positioning bearing 9 and the guide piston rod 14, the squirrel-cage rotor 28 is connected with the positioning bearing 9 in a key mode, the single-phase winding 30 is respectively wound on the surfaces of the forward stator 6 and the reverse stator 7, the positions of short-circuit rings 31 on the forward stator 6 and the reverse stator 7 are mutually symmetrical, the rotating directions of magnetic fields in the forward stator 6 and the reverse stator 7 are opposite, the positioning bearing 9 can be driven to move left and right through the guide piston rod 14, so that the squirrel-cage rotor 28 is driven to move forward under the action of the push rod 10, adjusting the position of the squirrel-cage rotor 28 to change the rotation direction of the squirrel-cage rotor 28; can inwards move simultaneously under the effect of switching lever 16 through the switching card ball 17 that sets up, when switching lever 16 was close to gradually, can extrude movable fixture block 15 left, reset spring 18 outwards stretched when movable fixture block 15 moved left, can promote squirrel cage rotor 28 through catch bar 10 and move, be convenient for carry out manual cutting to squirrel cage rotor 28's position, at this in-process, only need inwards press switching button 4 and can accomplish and turn to the adjustment.
The working principle is as follows: when the double-steering shaded pole type miniature single-phase asynchronous motor is used, firstly, the motor shell 1 is connected with electricity, at the moment, the single-phase windings 30 on the forward stator 6 and the reverse stator 7 are electrified to generate a magnetic field, and as the short-circuit rings 31 are arranged on the forward stator 6 and the reverse stator 7, magnetic field gaps are formed in the corresponding forward stator 6 and the reverse stator 7, so that a rotating magnetic field is formed, and when the squirrel-cage rotor 28 is arranged in the corresponding stator, the squirrel-cage rotor can rotate under the action of the forward stator 6 and the reverse stator 7; secondly, when in the initial position, the squirrel-cage rotor 28 is positioned between the reverse stators 7 and rotates inside the positioning bearing 9, so that the output shaft 3 is driven to rotate inside the fixing head 2 through the first silicon steel sheet 12, and at the moment, because the first silicon steel sheet 12 is positioned between the forward stators 6, a new magnetic loop is formed between the single-phase winding 30 and the first silicon steel sheet 12, the normal rotation of the squirrel-cage rotor 28 cannot be hindered, and the output shaft 3 rotates reversely; secondly, when the direction of the squirrel cage rotor 28 needs to be adjusted, the power supply can be cut off, the switching button 4 is pressed inwards, the switching button 4 drives the switching rod 16 to move inwards, meanwhile, the guide bearing 19 drives the guide sliding block 21 on the transmission rod 20 to slide on the supporting plate 22, the switching clamping balls 17 approach each other, the movable clamping block 15 is gradually extruded to move leftwards, the reset spring 18 is pulled to stretch outwards, and the fixed clamping block 26 can stretch out and draw back on one side of the limiting plate 23 due to the fact that one end of the fixed clamping block 26 is connected with the telescopic rod 24 and the telescopic spring 25, so that the fixed clamping block 26 is clamped into the fixed clamping groove 27 until the fixed clamping block 26 completely enters the fixed clamping groove 27, and the switching rod 16 is locked; then, the movable fixture block 15 moving leftwards pushes the second silicon steel sheet 13 to enter the reverse stator 7, drives the positioning bearing 9 to move leftwards, pulls the guide piston rod 14 to move leftwards, the squirrel-cage rotor 28 completely enters between the forward stators 6, and the first silicon steel sheet 12 is far away from the forward stators 6, so that a rotating magnetic circuit is realized in the forward stators 6 again, and the squirrel-cage rotor 28 rotates forwards; finally, when the switching button 4 needs to be reset, the switching button 4 can be rotated, so that the switching rod 16 rotates in the guide bearing 19, the fixed fixture block 26 is separated from the fixed fixture groove 27, the second silicon steel sheet 13 is pulled to reset under the action of the elastic force of the reset spring 18, the positioning bearing 9 loses the supporting force at the same time, and the positioning bearing is reset under the action of the guide piston rod 14, which is the working principle of the double-steering shaded pole type micro single-phase asynchronous motor.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. A double-steering shaded-pole miniature single-phase asynchronous motor is characterized by comprising:
the motor comprises a motor shell (1), wherein a forward stator (6) is installed inside the motor shell (1), a reverse stator (7) is arranged on one side of the forward stator (6), fixed blocks (8) are arranged on the surfaces of the forward stator (6) and the reverse stator (7), and connecting screws (29) are arranged at the connecting positions of the fixed blocks (8) and the forward stator (6) and the reverse stator (7);
the single-phase winding (30) is arranged inside the forward stator (6) and the reverse stator (7), a short circuit ring (31) is arranged on one side of the single-phase winding (30), a squirrel-cage rotor (28) is arranged on one side, close to the circle centers of the forward stator (6) and the reverse stator (7), of the single-phase winding (30), one side of the squirrel-cage rotor (28) is connected with a positioning bearing (9), guide piston rods (14) are connected to the upper side and the lower side of the right side of the positioning bearing (9), and a limiting plate (23) is fixed on one side of each guide piston rod (14);
a first silicon steel sheet (12) fixed on the left side of the squirrel cage rotor (28);
catch bar (10), it sets up the right side middle part of location bearing (9), the right side of catch bar (10) is connected with second silicon steel sheet (13), and the right side of second silicon steel sheet (13) is connected with movable fixture block (15), the right side of activity fixture block (15) is connected with reset spring (18), and the right side of reset spring (18) is fixed with backup pad (22).
2. The double-steering shaded-pole miniature single-phase asynchronous motor according to claim 1, wherein the squirrel-cage rotor (28) forms a telescopic structure with the limiting plate (23) through the positioning bearing (9), the guide piston rod (14), and the squirrel-cage rotor (28) is in key connection with the positioning bearing (9).
3. The double-steering shaded-pole miniature single-phase asynchronous motor according to claim 1, wherein the second silicon steel sheet (13) penetrates through the inside of the limiting plate (23), the second silicon steel sheet (13) is movably connected with the limiting plate (23), the second silicon steel sheet (13) is elastically connected with the supporting plate (22) through a movable clamping block (15) and a return spring (18), and the horizontal center lines of the push rod (10) and the positioning bearing (9) are overlapped with each other.
4. The double-steering shaded-pole miniature single-phase asynchronous motor according to claim 1, wherein said movable clamping block (15) is further provided with:
the switching clamping ball (17) is installed on the upper side and the lower side of the movable clamping block (15), one side, away from the movable clamping block (15), of the switching clamping ball (17) is provided with a switching rod (16), a guide bearing (19) is sleeved outside the switching rod (16), the right side of the guide bearing (19) is connected with a transmission rod (20), and a guide sliding block (21) is fixed on the right side of the transmission rod (20).
5. The double-steering shaded-pole miniature single-phase asynchronous motor according to claim 4, characterized in that the transmission rod (20) is slidably moved on the support plate (22) through a guide sliding block (21), a guide bearing (19) is fixedly connected with the transmission rod (20), the guide bearing (19) is in key connection with the switching rod (16), and the switching clamping ball (17) is in a spherical structure.
6. The double-steering shaded-pole miniature single-phase asynchronous motor according to claim 4, characterized in that said switching rod (16) is further provided with:
the fixed clamping groove (27) is formed in the left side of the switching rod (16), a fixed clamping block (26) is installed inside the fixed clamping groove (27), a telescopic rod (24) is connected to the left side of the fixed clamping block (26), a telescopic spring (25) is sleeved outside the telescopic rod (24), and the switching rod (16) and the fixed clamping block (26) form a clamping structure through the fixed clamping groove (27);
and a switching button (4) fixed at the end of the switching rod (16), wherein the switching rod (16) penetrates through the motor shell (1).
7. The dual-steering shaded-pole miniature single-phase asynchronous motor according to claim 6, wherein the fixed clamping block (26) is elastically connected with the limiting plate (23) through the telescopic rod (24) and the telescopic spring (25), the telescopic rod (24) penetrates through the telescopic spring (25), and the fixed clamping block (26) is matched with the fixed clamping groove (27) in size.
8. The double-steering shaded-pole miniature single-phase asynchronous motor according to claim 1, wherein the motor housing (1) is further provided with:
motor base (5), it is fixed the rear end of motor casing (1), fixed head (2) are installed to the front end of motor casing (1), output shaft (3) are worn to be equipped with in the inside of fixed head (2), and output shaft (3) and first silicon steel sheet (12) fixed connection, one side of fixed head (2) is provided with mounting (11).
9. The miniature single-phase asynchronous motor with double steering shaded poles as claimed in claim 1, wherein said squirrel-cage rotor (28) penetrates inside the forward stator (6) and the reverse stator (7), and the second silicon steel sheet (13) and the first silicon steel sheet (12) penetrate inside the forward stator (6) and the reverse stator (7), respectively, and the first silicon steel sheet (12) and the second silicon steel sheet (13) are made by stacking a plurality of silicon steel sheets.
10. The dual-steering shaded-pole miniature single-phase asynchronous motor according to claim 1, wherein the single-phase winding (30) is wound on the surfaces of the forward stator (6) and the reverse stator (7), respectively, the positions of the short-circuit rings (31) on the forward stator (6) and the reverse stator (7) are symmetrical, and the rotation directions of the magnetic fields in the forward stator (6) and the reverse stator (7) are opposite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210192305.1A CN114531000B (en) | 2022-03-01 | 2022-03-01 | Double-steering shaded-pole type miniature single-phase asynchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210192305.1A CN114531000B (en) | 2022-03-01 | 2022-03-01 | Double-steering shaded-pole type miniature single-phase asynchronous motor |
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Citations (12)
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|---|---|---|---|---|
| US1850765A (en) * | 1930-10-01 | 1932-03-22 | Gen Electric | Shaded pole motor |
| US2748334A (en) * | 1953-02-06 | 1956-05-29 | Frederick J Miller | Variable speed induction motor |
| GB788640A (en) * | 1956-04-16 | 1958-01-02 | Barmag Barmer Maschf | Improvements relating to electrically driven spinning, twisting and winding machines |
| JPS5036004U (en) * | 1973-07-28 | 1975-04-16 | ||
| US4017776A (en) * | 1975-12-11 | 1977-04-12 | International Standard Electric Corporation | Reversible shaded pole motor and control arrangement therefor |
| WO1995005024A1 (en) * | 1993-08-04 | 1995-02-16 | Jae Sik Shin | A mechanically speed-changeable squirrel cage induction motor |
| US20030057793A1 (en) * | 2001-09-27 | 2003-03-27 | Tai-Her Yang | Rotor axial activation modulation of electric machinery due to reverse torque |
| CN203708045U (en) * | 2013-11-29 | 2014-07-09 | 常州五王电机有限公司 | Double-steering shaded pole asynchronous motor |
| CN203774997U (en) * | 2014-01-21 | 2014-08-13 | 杭州电子科技大学 | Shade pole type single-phase alternating current asynchronous motor with low vibration torque |
| CN204696883U (en) * | 2015-06-05 | 2015-10-07 | 石河子大学 | A kind of double steering shaded-pole monopole asynchronous motor |
| CN206698063U (en) * | 2017-05-15 | 2017-12-01 | 中山市华尊电机有限公司 | It is a kind of can with it is clockwise and reversion new split-pole reduction box motor |
| CN110365142A (en) * | 2019-06-20 | 2019-10-22 | 徐州亚泰电机有限公司 | A kind of wound rotor asynchronous motor and manufacturing method |
-
2022
- 2022-03-01 CN CN202210192305.1A patent/CN114531000B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1850765A (en) * | 1930-10-01 | 1932-03-22 | Gen Electric | Shaded pole motor |
| US2748334A (en) * | 1953-02-06 | 1956-05-29 | Frederick J Miller | Variable speed induction motor |
| GB788640A (en) * | 1956-04-16 | 1958-01-02 | Barmag Barmer Maschf | Improvements relating to electrically driven spinning, twisting and winding machines |
| JPS5036004U (en) * | 1973-07-28 | 1975-04-16 | ||
| US4017776A (en) * | 1975-12-11 | 1977-04-12 | International Standard Electric Corporation | Reversible shaded pole motor and control arrangement therefor |
| WO1995005024A1 (en) * | 1993-08-04 | 1995-02-16 | Jae Sik Shin | A mechanically speed-changeable squirrel cage induction motor |
| US20030057793A1 (en) * | 2001-09-27 | 2003-03-27 | Tai-Her Yang | Rotor axial activation modulation of electric machinery due to reverse torque |
| CN203708045U (en) * | 2013-11-29 | 2014-07-09 | 常州五王电机有限公司 | Double-steering shaded pole asynchronous motor |
| CN203774997U (en) * | 2014-01-21 | 2014-08-13 | 杭州电子科技大学 | Shade pole type single-phase alternating current asynchronous motor with low vibration torque |
| CN204696883U (en) * | 2015-06-05 | 2015-10-07 | 石河子大学 | A kind of double steering shaded-pole monopole asynchronous motor |
| CN206698063U (en) * | 2017-05-15 | 2017-12-01 | 中山市华尊电机有限公司 | It is a kind of can with it is clockwise and reversion new split-pole reduction box motor |
| CN110365142A (en) * | 2019-06-20 | 2019-10-22 | 徐州亚泰电机有限公司 | A kind of wound rotor asynchronous motor and manufacturing method |
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| CN114531000B (en) | 2024-02-02 |
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