CN103560605A - Cylindrical two-phase switch reluctance oscillation motor - Google Patents
Cylindrical two-phase switch reluctance oscillation motor Download PDFInfo
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- CN103560605A CN103560605A CN201310585295.9A CN201310585295A CN103560605A CN 103560605 A CN103560605 A CN 103560605A CN 201310585295 A CN201310585295 A CN 201310585295A CN 103560605 A CN103560605 A CN 103560605A
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Abstract
The invention provides a cylindrical two-phase switch reluctance oscillation motor, and belongs to the field of switch reluctance motors. The cylindrical two-phase switch reluctance oscillation motor is used for solving the problem that output thrust of an existing linear switch reluctance motor is limited. The cylindrical two-phase switch reluctance oscillation motor comprises a stator, rotors, a motor output shaft and a reset leaf spring, wherein the rotor is fixed to the motor output shaft, the stator is arranged outside the rotor, a radial air gap exists between the rotors and the stator, the rotors include the front rotor and the rear rotor, the front rotor and the rear rotor are axially fixed to the motor output shaft in an abreast mode, are connected together through an isolation connecting piece, are the same in structure, and are both annular, two rotor teeth are axially arranged on the surface of the outer circle of each rotor in an abreast mode, two stator tooth sets are axially arranged on the surface of the inner circle of a stator core of the stator in an abreast mode, and are the same in structure, the total number of stator teeth is four, two stator grooves are formed, an A-phase winding and a B-phase winding are embedded into the stator grooves respectively, and the reset leaf spring is used for rotor resetting.
Description
Technical field
The present invention relates to a kind of cylindrical shape two phase switch reluctance concussion motors, belong to switched reluctance machines field.
Background technology
Switched reluctance motor (Switched Reluctance Drive:SRD) is the latest generation continuous speed regulation system growing up after frequency conversion speed-adjusting system, Speed Regulating System of Brushless DC Motor, is the light, mechanical, electrical integrated new and high technology that integrates modern microelectric technique, digital technology, power electronic technology, infrared electro technology and modern electromagnetic, designing and making technology.It has advantages of 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 stator excitation winding is switched on successively, 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, is divided into two kinds of one-sided linear switched reluctance motor and double-side straight-line switched reluctance machines, and thrust output is subject to certain restrictions.
Summary of the invention
The present invention seeks in order to solve the limited problem of existing linear switched reluctance motor thrust output, a kind of cylindrical shape two phase switch reluctance concussion motors are provided.
A kind of cylindrical shape two phase switch reluctance concussion motors of the present invention, it comprises stator, mover, motor output shaft and reseting spring leaf;
On motor output shaft, be fixed with mover, the outer setting of mover has stator, between mover and stator, has radial air gap;
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, between anterior mover and rear portion mover, by isolation connector, links together;
Anterior mover is identical with the structure of rear portion mover, is annular, and the outer round surface of each mover is set up in parallel two mover teeth vertically; Between two mover teeth, form a mover groove;
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, every group of stator tooth group comprises two stator tooths, and forms a stator slot between two stator tooths in group, and two groups of stator tooth groups are corresponding with the position of anterior mover and rear portion mover respectively, in two stator slots, embed respectively A phase winding and B phase winding
Reseting spring leaf is annular, and the interior annulus 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 of the present invention two phase switch reluctances concussion motors by phase winding be A, B two phase windings, 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, between two teeth, has coil windings, and motor, by two phase windings are switched in turn, makes mover reciprocating motion in the axial direction, by reset portion, makes mover be reset to initial position in reciprocating motion process.The present invention is simple in structure, control is convenient, and motor thrust output is not limited, can be used for electronic, generating occasion, at household electrical appliance etc., has applications well prospect.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of cylindrical shape two phase switch reluctance concussion motors of the present invention;
Fig. 2 is the A-A view of Fig. 1;
Fig. 3 is winding rotor position schematic diagram while not working, in figure+X ,-X are the direction of motion, 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 starts excitation rotor position schematic diagram mutually;
Fig. 7 is A phase winding operating state, and A prepares to turn-off excitation rotor position schematic diagram mutually;
Fig. 8 is that A phase winding stops mover stress figure after excitation;
Fig. 9 be after A phase winding stops excitation mover in spring leaf effect upper/lower positions reset diagram;
Figure 10 is B phase winding operating state, and B starts excitation rotor position schematic diagram mutually;
Figure 11 is B phase winding operating state, and B prepares to turn-off excitation rotor position schematic diagram mutually;
Figure 12 is that B phase winding stops mover stress figure after excitation;
Figure 13 be after B phase winding stops excitation mover in spring leaf effect upper/lower positions reset diagram.
Embodiment
Embodiment one: below in conjunction with Fig. 1, present embodiment is described, a kind of cylindrical shape two phase switch reluctances concussion motors described in present embodiment, it comprises stator, mover, motor output shaft 7 and reseting spring leaf 8;
On motor output shaft 7, be fixed with mover, the outer setting of mover has stator, has 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, between anterior mover 4 and rear portion mover 10, by isolation connector 9, links together;
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, every group of stator tooth group comprises two stator tooths, and forms a stator slot between two stator tooths in group, and two groups of stator tooth groups are corresponding with the position of anterior mover 4 and rear portion mover 10 respectively, in two stator slots, embed respectively A phase winding 2 and B phase winding 11
Reseting spring leaf 8 is annular, and the interior annulus 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 equates with the width of mover tooth, and stator slot equates with the width of mover groove.
8 pairs of movers of reseting spring leaf carry out reset operation, in the groove of the center of the outer toroid edge connecting stator iron core 1 of reseting spring leaf 8 between two groups of stator tooth groups.The ，Gai position, axial centre position that the interior annulus edge of reseting spring leaf 8 connects isolation connector 9 outer surfaces 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 excitations, electric mover moves to the right, displacement is 0.5 tooth pitch, 2 power-off of A phase winding, due to the reset force of reseting spring leaf 8, make electric mover move to center, until arrival central point, start B phase winding 11 excitations, electric mover moves to the right, works successively.
Motor is work like this: motor is two-phase switched reluctance machines, and A, B carry out excitation mutually in turn, between A, B phase excitation, by reseting spring leaf 8, electric mover are reset to mover dead-center position.Its job order: mover is positioned at dead-center position->A phase winding excitation-> and determines to form between mover magnetic linkage-> stator at motor leading portion, mover between cog produces magnetic resistance thrust, thrust direction is that forward-> mover overcomes spring leaf 8 active forces and makes movement-> left and move to leading portion and determine mover tooth tooth aligned position-> and stop 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, in the middle of mover arrives to move-> of middle dead-center position mover, dead-center position->B phase winding excitation-> determines to form between mover magnetic linkage-> stator at motor back segment, mover between cog produces magnetic resistance thrust, thrust direction is that negative sense-> mover overcomes reseting spring leaf 8 active forces and makes movement-> to the right and move to back segment and determine mover tooth tooth aligned position-> and stop 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, dead-center position->A phase winding excitation in the middle of mover arrives to move-> of middle dead-center position mover
In the middle of described, as shown in Figure 3, reseting spring leaf 8 is stressed is zero to 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 through front end housing 6 and rear end cap 5, are slidably connected between front end housing 6 and rear end cap 5 and motor output shaft 7 respectively.
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 two kinds of modes of generating.
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 positions (first half), B phase winding 11 is arranged in the stator slot corresponding with rear portion mover 10 positions (latter half of), when A phase winding 2 and B phase winding 11 equal no power, as shown in Figure 3.The Analysis of Magnetic Circuit of winding energising is as follows: when A phase winding 2 interior logical ring current, the excitation wire path of its generation is: the stator teeth of stator yoke portion-> stator core 1 first half of stator teeth-> stator core 1 first half of tooth portion-> radial air gap 3-> stator core 1 first half of the anterior mover 4 of yoke portion-> of the anterior mover 4 of tooth 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 B phase winding 11 interior logical ring current, the excitation wire path of its generation is: the latter half of latter half of latter half of stator teeth of stator yoke portion-> stator core 1 of stator teeth-> stator core 1 of tooth portion-> radial air gap 3-> stator core 1 of yoke portion-> rear portion mover 10 of tooth portion-> rear portion mover 10 of stator teeth-> radial air gap 3-> rear portion mover 10 that stator core 1 is latter half of, as shown in Figure 5.
Mover forms by two sections, and every section has bathtub construction of two teeth, and the facewidth and groove width equate with the facewidth and the groove width of stator, between two sections of movers, by non-magnet material, connected; In the middle of stator, there is an annular spring leaf 8, electric mover is resetted.Motor winding is not when there is no 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, during 2 energising of A phase winding, B phase winding 11 is in off position, motor is followed " magnetic resistance minimum principle ", stator and mover between cog produce magnetic resistance thrust, in the reset force while that overcomes reseting spring leaf 8, 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 the mover tooth of anterior mover 4 and stator tooth aligned position, as Fig. 6, A phase winding 2 prepares to stop excitation, and 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; Dead-center position in the middle of mover moves to, as Fig. 9, give B phase winding 11 excitations, 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, in the reset force while that overcomes reseting spring leaf 8, the mover teeth directional stator tooth aligned position of rear portion mover 10 moves (moving right), as Figure 10.The mover tooth that arrives rear portion mover 10 when mover is during with stator tooth aligned position, and as shown in figure 11, B phase winding 11 will stop excitation, and stator and mover between cog produce the disappearance of magnetic resistance thrust; 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; Dead-center position in the middle of mover moves to, as shown in figure 13, then gives A phase winding 2 excitations, works successively.
Claims (5)
1. cylindrical shape two phase switch reluctance concussion motors, is characterized in that, it comprises stator, mover, motor output shaft (7) and reseting spring leaf (8);
Motor output shaft is fixed with mover on (7), and the outer setting of mover has stator, has radial air gap (3) between mover and stator;
Described mover comprises anterior mover (4), rear portion mover (10) and isolation connector (9), it is upper that anterior mover (4) and rear portion mover (10) are fixed on motor output shaft (7) vertically side by side, between anterior mover (4) and rear portion mover (10), by isolation connector (9), links together;
Anterior mover (4) is identical with the structure of rear portion mover (10), is annular, and the outer round surface of each mover is set up in parallel two mover teeth vertically; Between two mover teeth, form a mover groove;
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, every group of stator tooth group comprises 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, in two stator slots, embed respectively A phase winding (2) and B phase winding (11)
Reseting spring leaf (8) is annular, and the interior annulus 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).
2. a kind of cylindrical shape two phase switch reluctances shake motors 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) through front end housing (6) and rear end cap (5), are slidably connected between front end housing (6) and rear end cap (5) and motor output shaft (7) respectively.
3. a kind of cylindrical shape two phase switch reluctances shake motors according to claim 1, it is characterized in that, it is upper 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 reluctances shake motors 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 reluctances concussion motors according to claim 1, is characterized in that, stator tooth equates with the width of mover tooth, and stator slot equates with the width of mover groove.
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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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| 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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| CN103560605B CN103560605B (en) | 2016-03-16 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
| CN105490409A (en) * | 2016-01-22 | 2016-04-13 | 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 |
| CN110784090A (en) * | 2019-11-12 | 2020-02-11 | 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 |
| TWI751913B (en) * | 2014-09-30 | 2022-01-01 | 荷蘭商耐克創新有限合夥公司 | Article of footwear |
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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 |
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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 |
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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 |
| 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 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI751913B (en) * | 2014-09-30 | 2022-01-01 | 荷蘭商耐克創新有限合夥公司 | Article of footwear |
| 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 |
| CN105490409A (en) * | 2016-01-22 | 2016-04-13 | 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 |
| CN110784090A (en) * | 2019-11-12 | 2020-02-11 | 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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