CN103560605B - A kind of cylindrical shape two-phase switch reluctance oscillation motor - Google Patents
A kind of cylindrical shape two-phase switch reluctance oscillation motor Download PDFInfo
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- CN103560605B CN103560605B CN201310585295.9A CN201310585295A CN103560605B CN 103560605 B CN103560605 B CN 103560605B CN 201310585295 A CN201310585295 A CN 201310585295A CN 103560605 B CN103560605 B CN 103560605B
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- mover
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Abstract
A kind of cylindrical shape two-phase switch reluctance oscillation motor, belongs to switched reluctance machines field, and the present invention solves the limited problem of existing linear switched reluctance motor thrust output.The present invention includes stator, mover, motor output shaft and reseting spring leaf; Motor output shaft is fixed with mover, and the outer setting of mover has stator, there is radial air gap between mover and stator; Anterior mover in described mover and rear portion mover are fixed on motor output shaft vertically side by side, are linked together between anterior mover and rear portion mover by isolation connector; Anterior mover is identical with the structure of rear portion mover, and be annular, the outer round surface of each mover is set up in parallel two mover teeth vertically; The internal circular surfaces of the stator core in described stator is set up in parallel two groups of stator tooth groups vertically, and two groups of stator tooth group structures are identical, totally four stator tooths, forms two stator slots, embeds A phase winding and B phase winding respectively, and reseting spring leaf is used for mover and resets.
Description
Technical field
The present invention relates to a kind of cylindrical shape two-phase switch reluctance oscillation motor, belong to switched reluctance machines field.
Background technology
Switched reluctance motor (SwitchedReluctanceDrive:SRD) is the latest generation continuous speed regulation system grown up after frequency conversion speed-adjusting system, Speed Regulating System of Brushless DC Motor, is the light, mechanical, electrical integrated new and high technology integrating modern microelectronic technology, digital technology, power electronic technology, infrared electro technology and modern electromagnetic, designing and making technology.It has the advantage that governing system has direct current concurrently, exchanges two class governing systems.Be widely used in the fields such as household electrical appliance, Aeronautics and Astronautics, electronics, machinery and motor vehicle.
The stator and rotor of existing switched reluctance machines are salient-pole structure, and major part is electric rotating machine, and by being energized successively to stator excitation winding, winding exciting current is one direction electric current, and stator poles and rotor pole interact and produce torque.Linear switched reluctance motor is planar structure, and be divided into one-sided linear switched reluctance motor and double-side straight-line switched reluctance machines two kinds, thrust output is subject to certain restrictions.
Summary of the invention
The present invention seeks to, in order to solve the limited problem of existing linear switched reluctance motor thrust output, to provide a kind of cylindrical shape two-phase switch reluctance oscillation motor.
A kind of cylindrical shape two-phase switch reluctance oscillation motor of the present invention, it comprises stator, mover, motor output shaft and reseting spring leaf;
Motor output shaft is fixed with mover, and the outer setting of mover has stator, there is radial air gap between mover and stator;
Described mover comprises anterior mover, rear portion mover and isolation connector, and anterior mover and rear portion mover are fixed on motor output shaft vertically side by side, is linked together between anterior mover and rear portion mover by isolation connector;
Anterior mover is identical with the structure of rear portion mover, and be annular, the outer round surface of each mover is set up in parallel two mover teeth vertically; A mover groove is formed between two mover teeth;
Described stator comprises stator core, A phase winding and B phase winding, stator core is cylindrical shape, the internal circular surfaces of stator core is set up in parallel two groups of stator tooth groups vertically, two groups of stator tooth group structures are identical, often organize stator tooth group and comprise two stator tooths, and form a stator slot between two stator tooths in group, two groups of stator tooth groups are corresponding with the position of anterior mover and rear portion mover respectively, A phase winding and B phase winding is embedded respectively in two stator slots
Reseting spring leaf is annular, and the interior annular edge of reseting spring leaf is fixedly connected with the center of isolation connector, and the outer toroid edge of reseting spring leaf is fixedly connected with the center of stator core.
Advantage of the present invention: cylindrical shape two-phase switch reluctance oscillation motor of the present invention by phase winding be A, B two phase winding, be wrapped in cylindrical stator between cog, stator and rotor iron core is salient-pole structure.Stator is divided into two sections, and every section has two teeth, has coil windings between two teeth, and motor by being energized in turn to two phase windings, makes mover can reciprocating motion in the axial direction, makes mover be reset to initial position in reciprocatory movement by reset portion.Structure of the present invention is simple, control is convenient, and motor thrust output is not limited, can be used for electronic, generating occasion, has applications well prospect at household electrical appliance etc.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of cylindrical shape two-phase switch reluctance oscillation motor of the present invention;
Fig. 2 is the A-A view of Fig. 1;
Fig. 3 is winding rotor position schematic diagram when not working, and in figure ,+X ,-X are the direction of motion, and 0 is dead-center position;
Fig. 4 is A phase winding excitation magnetic line of force path profile;
Fig. 5 is B phase winding excitation magnetic line of force path profile;
Fig. 6 is A phase winding operating state, and A phase starts excitation rotor position schematic diagram;
Fig. 7 is A phase winding operating state, and A phase prepares to turn off excitation rotor position schematic diagram;
Fig. 8 is mover stress figure after A phase winding stopping excitation;
Fig. 9 is that A phase winding to stop after excitation mover in spring leaf effect upper/lower positions reset diagram;
Figure 10 is B phase winding operating state, and B phase starts excitation rotor position schematic diagram;
Figure 11 is B phase winding operating state, and B phase prepares to turn off excitation rotor position schematic diagram;
Figure 12 is mover stress figure after B phase winding stopping excitation;
Figure 13 is that B phase winding to stop after excitation mover in spring leaf effect upper/lower positions reset diagram.
Embodiment
Embodiment one: present embodiment is described below in conjunction with Fig. 1, a kind of cylindrical shape two-phase switch reluctance oscillation motor described in present embodiment, it comprises stator, mover, motor output shaft 7 and reseting spring leaf 8;
Motor output shaft 7 is fixed with mover, and the outer setting of mover has stator, there is radial air gap 3 between mover and stator;
Described mover comprises anterior mover 4, rear portion mover 10 and isolation connector 9, and anterior mover 4 and rear portion mover 10 are fixed on motor output shaft 7 vertically side by side, is linked together between anterior mover 4 and rear portion mover 10 by isolation connector 9;
Anterior mover 4 is identical with the structure of rear portion mover 10, and be annular, the outer round surface of each mover is set up in parallel two mover teeth vertically; A mover groove is formed between two mover teeth;
Described stator comprises stator core 1, A phase winding 2 and B phase winding 11, stator core 1 is cylindrical shape, the internal circular surfaces of stator core 1 is set up in parallel two groups of stator tooth groups vertically, two groups of stator tooth group structures are identical, often organize stator tooth group and comprise two stator tooths, and form a stator slot between two stator tooths in group, two groups of stator tooth groups are corresponding with the position of anterior mover 4 and rear portion mover 10 respectively, A phase winding 2 and B phase winding 11 is embedded respectively in two stator slots
Reseting spring leaf 8 is annular, and the interior annular edge of reseting spring leaf 8 is fixedly connected with the center of isolation connector 9, and the outer toroid edge of reseting spring leaf 8 is fixedly connected with the center of stator core 1.
Stator tooth is equal with the width of mover tooth, and stator slot is equal with the width of mover groove.
Reseting spring leaf 8 pairs of movers carry out reset operation, and the center of the outer toroid edge conjunction stator core 1 of reseting spring leaf 8 is in the groove between two groups of stator tooth groups.The axial centre position of interior annulus edge conjunction isolation connector 9 outer surface of reseting spring leaf 8, namely this position is center, the dead-center position of mover.
Two phase windings (A phase winding 2 and B phase winding 11) conducting excitation in turn; Motor winding, when not working, utilizes reseting spring leaf 8, makes electric mover be parked in centre position; A phase winding 2 excitation, electric mover moves to the right, displacement is 0.5 tooth pitch, A phase winding 2 power-off, due to the reset force of reseting spring leaf 8, makes electric mover move to center, until arrival central point, start B phase winding 11 excitation, electric mover moves to the right, works successively.
Motor is work like this: motor is two-phase switched reluctance machines, and A, B phase carries out excitation in turn, between A, B phase excitation, by reseting spring leaf 8, electric mover is reset to mover dead-center position.Its job order: mover is positioned at dead-center position->A phase winding excitation-> to be determined to form magnetic linkage-> stator between mover at motor leading portion, mover between cog produces magnetic resistance thrust, thrust direction is that forward-> mover overcomes spring leaf 8 active force and makes mobile-> left and move to leading portion and determine mover tooth tooth aligned position-> stopping A phase excitation-> stator under magnetic resistance thrust, between mover, magnetic resistance thrust is that zero-> mover is under the effect of the reset force of reseting spring leaf 8, mover moves dead-center position->B phase winding excitation-> in the middle of the arrival of-> mover to middle dead-center position to be determined to form magnetic linkage-> stator between mover at motor back segment, mover between cog produces magnetic resistance thrust, thrust direction is that negative sense-> mover overcomes reseting spring leaf 8 active force and makes mobile-> to the right and move to back segment and determine mover tooth tooth aligned position-> stopping B phase excitation-> back segment stator under magnetic resistance thrust, between mover, magnetic resistance thrust is that zero-> mover is under the effect of the reset force of reseting spring leaf 8, mover moves-> mover to middle dead-center position and arrives middle dead-center position->A phase winding excitation
Namely as shown in Figure 3, reseting spring leaf 8 is stressed is zero to described middle dead-center position.
Embodiment two: present embodiment is described further execution mode one, it also comprises front end housing 6 and rear end cap 5, front end housing 6 and rear end cap 5 are set in parallel on the front and back annulus end face of stator core 1, the two ends of motor output shaft 7 are each passed through front end housing 6 and rear end cap 5, front end housing 6 and being slidably connected between rear end cap 5 and motor output shaft 7.
Embodiment three: present embodiment is described further execution mode one, isolation connector 9 is fixed on motor output shaft 7, and isolation connector 9 is non-magnet material.
Embodiment four: present embodiment is described further execution mode one, A phase winding 2 and B phase winding 11 are circular coil winding.A phase, B are on good terms and work alone, and motor can be operated in electronic and generating two kinds of modes.
Embodiment five: provide a specific embodiment below in conjunction with Fig. 1 to Figure 13, A phase winding 2 is arranged in the stator slot corresponding with anterior mover 4 position (first half), B phase winding 11 is arranged in the stator slot corresponding with rear portion mover 10 position (latter half of), A phase winding 2 and B phase winding 11 all no power time, as shown in Figure 3.The Analysis of Magnetic Circuit of winding energising is as follows: when leading to ring current in A phase winding 2, its excitation wire path produced is: the stator teeth of stator yoke-> stator core 1 first half of stator teeth-> stator core 1 first half of teeth portion-> radial air gap 3-> stator core 1 first half of the anterior mover 4 of yoke portion-> of the anterior mover 4 of teeth portion-> of the anterior mover 4 of stator teeth-> radial air gap 3-> of stator core 1 first half, as shown in Figure 4.When leading to ring current in B phase winding 11, its excitation wire path produced is: the stator teeth that the latter half of stator yoke-> stator core 1 of the latter half of stator teeth-> stator core 1 of the teeth portion-> radial air gap 3-> stator core 1 of-> rear portion, the yoke portion mover 10 of the teeth portion-> rear portion mover 10 of the stator teeth-> radial air gap 3-> rear portion mover 10 that stator core 1 is latter half of is latter half of, as shown in Figure 5.
Mover is formed by two sections, and every section has two teeth bathtub construction, and the facewidth is equal with groove width with the facewidth of stator with groove width, is connected between two sections of movers by non-magnet material; There is an annular spring leaf 8 in the stator, electric mover is resetted.Motor winding is not when having exciting current, and mover is positioned at middle dead-center position under the effect of reset annular spring leaf, as shown in Figure 2.
The excitation energising in turn of A phase, B phase winding, when A phase winding 2 is energized, B phase winding 11 is in off position, motor is followed " magnetic resistance minimum principle ", stator and mover between cog produce magnetic resistance thrust, overcoming the reset force of reseting spring leaf 8 simultaneously, the mover teeth directional stator tooth aligned position of anterior mover 4 moves (being moved to the left), as shown in Figure 6.When mover arrives mover tooth and the stator tooth aligned position of anterior mover 4, as Fig. 6, A phase winding 2 prepares to stop excitation, stator and mover between cog produce magnetic resistance thrust and will disappear; Mover is under the effect of the opposite direction active force of reseting spring leaf 8, and mover moves to middle dead-center position, as shown in Figure 8; When mover moves to middle dead-center position, as Fig. 9, to B phase winding 11 excitation, A phase winding 2 is in off position, motor is followed " magnetic resistance minimum principle ", and stator and mover between cog produce magnetic resistance thrust, is overcoming the reset force of reseting spring leaf 8 simultaneously, the mover teeth directional stator tooth aligned position of rear portion mover 10 moves (moving right), as Figure 10.When mover arrives mover tooth and the stator tooth aligned position of rear portion mover 10, as shown in figure 11, B phase winding 11 will stop excitation, and stator and mover between cog produce magnetic resistance thrust and disappear; Mover is under the effect of the opposite direction active force of reseting spring leaf 8, and mover moves to middle dead-center position, as shown in figure 12; When mover moves to middle dead-center position, as shown in figure 13, then give A phase winding 2 excitation, work successively.
Claims (5)
1. a cylindrical shape two-phase switch reluctance oscillation motor, is characterized in that, it comprises stator, mover, motor output shaft (7) and reseting spring leaf (8);
(7) are fixed with mover to motor output shaft, and the outer setting of mover has stator, there is radial air gap (3) between mover and stator;
Described mover comprises anterior mover (4), rear portion mover (10) and isolation connector (9), anterior mover (4) and rear portion mover (10) are fixed on motor output shaft (7) vertically side by side, are linked together between anterior mover (4) and rear portion mover (10) by isolation connector (9);
Anterior mover (4) is identical with the structure of rear portion mover (10), and be annular, the outer round surface of each mover is set up in parallel two mover teeth vertically; A mover groove is formed between two mover teeth;
Described stator comprises stator core (1), A phase winding (2) and B phase winding (11), stator core (1) is cylindrical shape, the internal circular surfaces of stator core (1) is set up in parallel two groups of stator tooth groups vertically, two groups of stator tooth group structures are identical, often organize stator tooth group and comprise two stator tooths, and form a stator slot between two stator tooths in group, two groups of stator tooth groups are corresponding with the position of anterior mover (4) and rear portion mover (10) respectively, A phase winding (2) and B phase winding (11) is embedded respectively in two stator slots
Reseting spring leaf (8) is annular, the interior annular edge of reseting spring leaf (8) is fixedly connected with the center of isolation connector (9), and the outer toroid edge of reseting spring leaf (8) is fixedly connected with the center of stator core (1);
Reseting spring leaf (8) carries out reset operation to mover, the center of reseting spring leaf (8) outer toroid edge conjunction stator core (1) is in the groove between two groups of stator tooth groups, the axial centre position of interior annulus edge conjunction isolation connector (9) outer surface of reseting spring leaf (8), namely this position is center, the dead-center position of mover;
A, B phase carries out excitation in turn, between A, B phase excitation, by reseting spring leaf (8), electric mover is reset to mover dead-center position.
2. a kind of cylindrical shape two-phase switch reluctance oscillation motor according to claim 1, it is characterized in that, it also comprises front end housing (6) and rear end cap (5), front end housing (6) and rear end cap (5) are set in parallel on the front and back annulus end face of stator core (1), the two ends of motor output shaft (7) are each passed through front end housing (6) and rear end cap (5), front end housing (6) and being slidably connected between rear end cap (5) and motor output shaft (7).
3. a kind of cylindrical shape two-phase switch reluctance oscillation motor according to claim 1, is characterized in that, isolation connector (9) is fixed on motor output shaft (7), and isolation connector (9) is non-magnet material.
4. a kind of cylindrical shape two-phase switch reluctance oscillation motor according to claim 1, it is characterized in that, A phase winding (2) and B phase winding (11) are circular coil winding.
5. a kind of cylindrical shape two-phase switch reluctance oscillation motor according to claim 1, it is characterized in that, stator tooth is equal with the width of mover tooth, and stator slot is equal with the width of mover groove.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310585295.9A CN103560605B (en) | 2013-11-19 | 2013-11-19 | A kind of cylindrical shape two-phase switch reluctance oscillation motor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310585295.9A CN103560605B (en) | 2013-11-19 | 2013-11-19 | A kind of cylindrical shape two-phase switch reluctance oscillation motor |
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| CN103560605A CN103560605A (en) | 2014-02-05 |
| CN103560605B true CN103560605B (en) | 2016-03-16 |
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| CN201310585295.9A Expired - Fee Related CN103560605B (en) | 2013-11-19 | 2013-11-19 | A kind of cylindrical shape two-phase switch reluctance oscillation motor |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US9375046B2 (en) * | 2014-09-30 | 2016-06-28 | Nike, Inc. | Article of footwear incorporating a knitted component with inlaid tensile elements and method of assembly |
| CN105048764A (en) * | 2015-08-12 | 2015-11-11 | 兰州空间技术物理研究所 | Single-phase cylindrical switch-reluctance linear motor |
| CN105490409B (en) * | 2016-01-22 | 2018-01-12 | 山东理工大学 | Two-phase cylinder electromagnetic linear actuator |
| CN105781750A (en) * | 2016-05-06 | 2016-07-20 | 哈尔滨工程大学 | Speed regulation actuator of reluctance motor of diesel engine |
| CN109600014A (en) * | 2018-11-27 | 2019-04-09 | 夏元峰 | Cylinder-shape linear stepper motor |
| CN110784090B (en) * | 2019-11-12 | 2020-12-22 | 上海微电机研究所(中国电子科技集团公司第二十一研究所) | Single-phase cylindrical linear motor |
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| US4831292A (en) * | 1988-05-27 | 1989-05-16 | Hughes Aircraft Company | Linear motor arrangement with center of mass balancing |
| CN1756053A (en) * | 2004-09-29 | 2006-04-05 | 张玉宝 | Reluctance type linear oscillating motor and its integrative application device and power supply method |
| CN2935613Y (en) * | 2006-08-09 | 2007-08-15 | 浙江大学 | Permanent-magnet linear oscillating motor |
| CN102064661A (en) * | 2011-01-26 | 2011-05-18 | 麦伟仪 | Resonant type permanent magnet linear generator |
| CN102447371A (en) * | 2010-10-13 | 2012-05-09 | 德昌电机(深圳)有限公司 | Actuator as well as electrical device and electric shearing device |
-
2013
- 2013-11-19 CN CN201310585295.9A patent/CN103560605B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4831292A (en) * | 1988-05-27 | 1989-05-16 | Hughes Aircraft Company | Linear motor arrangement with center of mass balancing |
| CN1756053A (en) * | 2004-09-29 | 2006-04-05 | 张玉宝 | Reluctance type linear oscillating motor and its integrative application device and power supply method |
| CN2935613Y (en) * | 2006-08-09 | 2007-08-15 | 浙江大学 | Permanent-magnet linear oscillating motor |
| CN102447371A (en) * | 2010-10-13 | 2012-05-09 | 德昌电机(深圳)有限公司 | Actuator as well as electrical device and electric shearing device |
| CN102064661A (en) * | 2011-01-26 | 2011-05-18 | 麦伟仪 | Resonant type permanent magnet linear generator |
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