CN102170204A - High-efficiency multi-stator permanent magnet direct-current motor - Google Patents

High-efficiency multi-stator permanent magnet direct-current motor Download PDF

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Publication number
CN102170204A
CN102170204A CN2010101141066A CN201010114106A CN102170204A CN 102170204 A CN102170204 A CN 102170204A CN 2010101141066 A CN2010101141066 A CN 2010101141066A CN 201010114106 A CN201010114106 A CN 201010114106A CN 102170204 A CN102170204 A CN 102170204A
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stator
rotor
magnetic
permanent magnetism
current motor
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CN2010101141066A
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陈国宝
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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
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/64—Electric machine technologies in electromobility

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Abstract

The invention provides a high-efficiency multi-stator permanent magnet direct-current motor, which belongs to the technical field of clean energy motor equipment. The high-efficiency multi-stator permanent magnet direct-current motor is characterized in that first and third stators as well as second and fourth stators are respectively arranged on internal and external sides of a rotor; a central circular hole of a stator shell is fixedly connected with a spindle; leads are respectively connected with a stator winding and penetrate through a pipeline to be introduced to a junction box; the spindle is supported by a bearing or a magnetic bearing in an end cover; the rotor is made from metal and is of a shape of an I-shaped circular disc body or cylinder; two ends of the rotor are respectively armored with magnetic conducting or magnetic shielding rings and permanent magnet pieces along internal and external circumferential directions; and the centre of the rotor is fixed by the spindle; or a rotor interface goes out from a middle gap between the symmetric first stator and third stator to be used as an external rotor transmission part, wherein air gaps are respectively arranged between the rotors and the stators. The product has the advantages of simple structure, fewer parts, low material consumption, light weight, small volume, high efficiency, low cost, energy saving property and environmental protection, is suitable for large-scale streamline production and is applicable to broad ranges of wind power generation, electric vehicles, electric automobiles and the like.

Description

Multiple stators permanent magnetism efficient direct current motor
Technical field
The present invention relates to a kind of multiple stators permanent magnetism efficient direct current motor, belong to the clean energy technology field, particularly a kind of energy-saving efficient motor or generating equipment that is applicable to electric motor car, electric automobile, wind power generation.
Background technology
Traditional motor or magneto are made up of a stator and a rotor, and when making more powerful magneto, necessary corresponding proportion ground increases the volume of stator and rotor, and volume is big so ubiquity, quality heavy, high, the inefficient defective of cost.
Summary of the invention
The objective of the invention is to overcome above-mentioned defective, realize by the following technical solutions:
A kind of multiple stators permanent magnetism efficient direct current motor, feature is: rotor 5 is made of metal I-shaped disc shape, and two ends are along inside and outside circumferencial direction armouring magnetic conduction or magnetic partiting ring 501, permanent magnetism sheet 502 respectively, and disc centre is fixing by main shaft 1; First stator 2, second stator 6 are separately positioned on the inside circumference of rotor, are processed into the bowl-type hull shape by iron core, coil and metal, and the center is by bearing or magnetic bearing 4 supporting spindles 1; The 3rd stator 3, the 4th stator 7 are arranged on the periphery of rotor 5, be processed into cylindrical shape by iron core, coil and metal, the center hole at cylinder two ends is fixed with the bowl-type housing of first, second stator respectively, lead 9 connects winding 202,602,302,702 separately, passes pipeline and causes terminal box; Wherein, be respectively equipped with air gap 8 between rotor and the stator.
A kind of multiple stators permanent magnetism efficient direct current motor, feature is: rotor is made of metal cylindrical shape, in the edge, two ends, the excircle direction is armouring magnetic conduction or magnetic partiting ring 501 respectively, permanent magnetism sheet 502, in the middle of two end caps are fixed on cylinder, by bearing or magnetic bearing 4 supporting spindles 1, the outstanding disc interface in cylinder middle part passes from the symmetrical intermediate gaps of the 3rd and the 4th stator, connect for external drive disk assembly, first stator 2, second stator 6, be arranged on internal rotor, by iron core, coil and metal are processed into the wheel disc shape, center hole and main shaft 1 are fixing, the 3rd stator 3, the 4th stator 7, be separately positioned on the outside of rotor 5, by iron core, coil and metal are processed into the bowl-type hull shape, and the housing center hole is fixed by main shaft, lead 9 connects stator winding 202 separately, 602,302,702, the pipeline that passes in housing or the main shaft causes terminal box; Wherein, be respectively equipped with air gap 8 between rotor and the stator.
Described rotor 5 mainly is made of metal I-shaped disc shape, the disc two ends are along inside and outside circumferencial direction armouring magnetic conduction or magnetic partiting ring 501, permanent magnetism sheet 502 separately, several lightening holes along the circumferential direction evenly distribute in the area of a circle of intermediate disc support, the centre is provided with the circular hole of belt wheel hub, main shaft 1 is fixed by key pin, back-up ring or clamp nut by circular hole; Perhaps, be made of metal cylindrical shape, two ends are along inside and outside circumferencial direction armouring magnetic conduction or magnetic partiting ring 501, permanent magnetism sheet 502 respectively, in the middle of two end caps are fixed on cylinder, by bearing or magnetic bearing 4 supporting spindles 1, the outstanding disc interface in cylinder middle part passes from the symmetrical intermediate gaps of the 3rd and the 4th stator, connects for external drive disk assembly.
The housing or the wheel disc of described first stator 2, second stator 6 are made by metal or NULL, and outer peripheral face is provided with iron core 201,601 and winding 202,602 respectively by circumferencial direction, are connected with main shaft 1 by center hole or bearing 4.
The housing of described the 3rd stator 3, the 4th stator 7 is made by metal or NULL, and inner peripheral surface is provided with iron core 301,701 and winding 302,702 respectively by circumferencial direction, is connected and fixed by center hole and main shaft 1 or with the bowl-type housing.
Iron core 201,601,301 or 701 in the described stator is made coil windings 202,602,302 or 702 by silicon or silicon steel sheet stack riveting, down is contained in the Ω shape notch of iron core separately, and notch quantity is 3a, wherein a＞6, constitute the direct current machine of 3 phases or 3n phase winding, wherein n＞1; Perhaps, make independent round, square body or polygonal body by silicon or silicon steel sheet stack riveting, iron core periphery suit identical shaped at each, volume is wound with the insulator frame of coil, with iron core and coil uniform distribution along the circumferential direction respectively, be fixed on the housing outer peripheral face and the 3rd of first, second stator, the inner peripheral surface of the 4th stator, the quantity of iron core and coil is 3a, by the compound connection of lead, constitutes the stator winding of 3 phases or 3n phase.
Described permanent magnetism sheet or permanent magnets 502 Wei Nd iron boron, SmCo or Al-Ni-Co permanent magnet material, quantity setting with reference to iron core and coil, polarity of the magnetic field: press S-N-S-N ... the order circular arrangement of S, or press S-N-magnetic inductive block-N-S-magnetic inductive block-S-N-magnetic inductive block-N-S ... the order circular arrangement of S is provided with a magnetic inductive block or magnetic conduction sheet in the middle of per two permanent magnetism sheets; To save the use amount of permanent magnets, increase the benefit.
Described main shaft 1 is made by round steel, stainless steel tube or seamless steel pipe, the endoporus pipeline passes through or ventilation and heat for lead, the main shaft external diameter is provided with can be for bearing or magnetic bearing 7, the fixing protruding retaining backer of first, second, third, fourth stator, with the location of above-mentioned each parts of accurate control and the size of air gap.
Described temperature or the speed probe that photo resistance, thermistor or Hall element can be set in stator core 301 or 701, holding wire is drawn with lead 9 by the pipeline in the housing, purchases with DC brushless motor controller or wind-powered electricity generation controller to be connected use.
Beneficial effect: be designed to a plurality of stators, compare, dwindled volume, reduced the heavy and cost of amount, increased substantially the power output of motor with present magneto; In conjunction with the Single Chip Microcomputer (SCM) system in the controller, can follow the tracks of the connected mode that different loads is regulated stator winding automatically, the target of generating when further realization is energy-saving and cost-reducing, zero load, charging; During as wind-driven generator, each stator winding can detect with Single Chip Microcomputer (SCM) system, the rotating speed in the controller from motion tracking governing system, automatic controller coupling, to adapt to air-flow in the fast changing characteristics of motion of nature, overcome problems such as the ubiquitous output voltage instability of present wind-driven generator, benefit is low, the occupation of land space is big, noise is big, greatly improve power benefit, guarantee security of operation, have outstanding substantive distinguishing features and obvious improvement.
Description of drawings
The structure cross-sectional schematic of 1. 1 kinds of multiple stators permanent magnetism of accompanying drawing efficient direct current motor.
The structure cross-sectional schematic of 2. 1 kinds of external rotor multiple stators of accompanying drawing permanent magnetism efficient direct current motor.
Vertical cross-sectional schematic of 3. 1 kinds of multiple stators permanent magnetism of accompanying drawing efficient direct current motor.
Vertical cross-sectional schematic of 4. 1 kinds of external rotor multiple stators of accompanying drawing permanent magnetism efficient direct current motor.
Embodiment
In the accompanying drawing: 1. main shaft, 2. first stator, 201. iron cores, 202. windings, 3. second stator, 301 iron cores, 302. windings, 4. bearing or magnetic bearing, 5. rotor, 501. magnetic conductions or magnetic partiting ring, 502. permanent magnetism sheets or permanent magnets, 503. magnetic inductive blocks, 6. the 3rd stator, 601. iron cores, 602. windings, 7. the 4th stator, 701. iron cores, 702 windings, 8. air gap, 9. lead, 10. support.
Following examples do not constitute any restriction to protection range of the present invention.
Embodiment: shown in the accompanying drawing 1, a kind of structure cross-sectional schematic of multiple stators permanent magnetism efficient direct current motor.
First stator 2, second stator 6 are processed into the bowl-type hull shape, are separately positioned on the inside circumference of rotor, and by bearing 4 supporting spindles 1, lead 9 connects stator winding 202,602 separately, and the pipeline that passes in the housing causes terminal box; The 3rd stator 3, the 4th stator 7 are processed into cylindrical shape, are arranged on the periphery of rotor, and the center hole at cylinder two ends is fixed with the bowl-type housing of first, second stator respectively, and lead 9 connects winding 302,702 respectively, passes pipeline and causes terminal box; Rotor 5 is made I-shaped disk by stainless steel, and two ends are along inside and outside circumferencial direction difference armouring magnetic guiding cycle 501, permanent magnetism sheet 502, and disc centre is fixed by main shaft; Wherein, be respectively equipped with air gap 8 between rotor and first, the 3rd, second, the 4th stator; As preferably: air gap is chosen in 0.2～0.8mm scope, and permanent magnets or permanent magnetism Pian are Nd iron B permanent magnetic material, and stator case is an aluminum alloy materials, center armouring steel bushing, and to strengthen the abrasion resistance that is connected with bearing, main shaft is that round steel is made.
Embodiment: accompanying drawing 2, a kind of structure cross-sectional schematic of external rotor multiple stators permanent magnetism efficient direct current motor.
First stator 2, second stator 6 are processed into the wheel disk shape, be arranged on internal rotor, center hole and main shaft 1 are fixing, lead 9 connects stator winding 202,602 separately, and the pipeline that passes in the main shaft causes terminal box, and the 3rd stator 3, the 4th stator 7 are processed into the bowl-shaped body shape, be separately positioned on the outside of rotor 5, the housing center hole is connected with main shaft, and lead 9 connects stator winding 302,702 respectively, and the pipeline that passes in the housing causes terminal box; Rotor 5 is made cylinder by aluminium alloy, two ends are along inside and outside circumferencial direction difference armouring magnetic guiding cycle 501, permanent magnetism sheet 502, in the middle of two end caps are fixed on cylinder, by bearing 4 supporting spindles, the outstanding disc interface in cylinder middle part passes from the symmetrical intermediate gaps of the 3rd stator 3 and the 4th stator 7, connect for external drive disk assembly, transducer can be arranged on the stator core 301, holding wire causes terminal box by the pipeline in the housing with lead 9, is connected use when purchasing with external controller; Air gap between rotor and first, the 3rd, second, the 4th stator is selected in 0.2～1mm scope; As preferably: permanent magnets or permanent magnetism Pian are Nd iron B permanent magnetic material, and stator case or end cap are aluminum alloy materials, end cap center armouring steel bushing, and to strengthen the abrasion resistance that is connected with bearing, main shaft is that stainless steel tube is made.
Embodiment: shown in the accompanying drawing 3, a kind of vertical cross-sectional schematic of multiple stators permanent magnetism efficient direct current motor.
Among the figure, the polarity of the magnetic field of rotor permanent magnetism sheet 502: press S-N-magnetic inductive block-N-S-magnetic inductive block-S-N-magnetic inductive block-N-S ... the order circular arrangement of S is provided with a magnetic inductive block or magnetic conduction sheet in the middle of per two permanent magnetism sheets; The first, the iron core 201,301 of the 3rd stator, make by silicon steel sheet drawing stack riveting, in the inboard of annular silicon steel sheet or the outside respectively have a circle can down to go into the Ω shape notch of coil winding 202,302, as preferably, notch quantity is 54 grooves, constitutes the direct current machine of 3 phase windings.
Embodiment: shown in the accompanying drawing 4, a kind of vertical cross-sectional schematic of external rotor multiple stators permanent magnetism efficient direct current motor.The difference of present embodiment and accompanying drawing 3 is that polarity of the magnetic field is arranged: press S-N-S-N ... the order circular arrangement of S is provided with several circular holes in the circumscribed circle dish type interface of rotor 5, connects for external drive disk assembly.
According to the said structure principle, a certain part is in addition attempted to change a little or reduce and the identical product made by some clever manufacturer, or makes the motor product of three-phase alternating current, also belongs to the example of protection category of the present invention.

Claims (9)

1. multiple stators permanent magnetism efficient direct current motor, feature is: rotor (5) is made of metal I-shaped disc shape, two ends are along inside and outside circumferencial direction armouring magnetic conduction or magnetic partiting ring (501), permanent magnetism sheet (502) respectively, and disc centre is fixing by main shaft (1); First stator (2), second stator (6), be separately positioned on the inside circumference of rotor, by iron core, coil and metal are processed into the bowl-type hull shape, the center is by bearing or magnetic bearing (4) supporting spindle (1), the 3rd stator (3), the 4th stator (7), be arranged on the periphery of rotor, by iron core, coil and metal are processed into cylindrical shape, the center hole at cylinder two ends is respectively with first, the bowl-type housing of second stator is fixed, lead (9) connects winding (202) separately, (602), (302), (702), pass pipeline and cause terminal box; Wherein, be respectively equipped with air gap (8) between rotor and the stator.
2. multiple stators permanent magnetism efficient direct current motor, feature is: rotor is made of metal cylindrical shape, two ends are along inside and outside circumferencial direction armouring magnetic conduction or magnetic partiting ring (501), permanent magnetism sheet (502) respectively, in the middle of two end caps are fixed on cylinder, by bearing or magnetic bearing (4) supporting spindle (1), the outstanding disc interface in cylinder middle part passes from the symmetrical intermediate gaps of the 3rd and the 4th stator, connects for external drive disk assembly; First stator (2), second stator (6) are arranged on internal rotor, are processed into the wheel disc shape by iron core, coil and metal, and center hole and main shaft (1) are fixing; The 3rd stator (3), the 4th stator (7), be separately positioned on the outside of rotor (5), be processed into the bowl-type hull shape by iron core, coil and metal, center hole is fixed by main shaft, lead (9) connects stator winding (202), (602), (302), (702) separately, and the pipeline that passes in housing or the main shaft causes terminal box; Wherein, be respectively equipped with air gap (8) between rotor and the stator.
3. multiple stators permanent magnetism efficient direct current motor according to claim 1 and 2, feature is: described rotor (5) mainly is made of metal I-shaped disc shape, the disc two ends are along inside and outside circumferencial direction armouring magnetic conduction or magnetic partiting ring (501), permanent magnetism sheet (502) separately, several lightening holes along the circumferential direction evenly distribute in the area of a circle of intermediate disc support, the centre is provided with the circular hole of belt wheel hub, main shaft is fixed by key pin, back-up ring or clamp nut by circular hole; Perhaps, be made of metal cylindrical shape, two ends are along inside and outside circumferencial direction armouring magnetic conduction or magnetic partiting ring (501), permanent magnetism sheet (502) respectively, in the middle of two end caps are fixed on cylinder, by bearing or magnetic bearing (4) supporting spindle, the outstanding disc interface in cylinder middle part passes from the symmetrical intermediate gaps of the 3rd and the 4th stator.
4. multiple stators permanent magnetism efficient direct current motor according to claim 1 and 2, feature is: the housing or the wheel disc of described first stator (2), second stator (6), make by metal or NULL, outer peripheral face is provided with iron core (201), (601) and winding (202), (602) respectively by circumferencial direction, is connected with main shaft (1) by center hole or bearing (4).
5. multiple stators permanent magnetism efficient direct current motor according to claim 1 and 2, feature is: the housing of described the 3rd stator (3), the 4th stator (7), make by metal or NULL, inner peripheral surface is provided with iron core (301), (701) and winding (302), (702) respectively by circumferencial direction, is connected and fixed by center hole and main shaft (1) or bowl-type housing.
6. multiple stators permanent magnetism efficient direct current motor according to claim 1 and 2, feature is: the iron core in the described stator, make by silicon or silicon steel sheet stack riveting, coil windings (202), (602), (302), (702), down is contained in the Ω shape notch of iron core separately, and notch quantity is 3a, wherein a＞6, constitute 3 phase or 3n phase winding, wherein n＞1; Perhaps, make independent round, square body or polygonal body by silicon or silicon steel sheet stack riveting, iron core periphery suit identical shaped at each, volume is wound with the insulator frame of coil, with iron core and coil uniform distribution along the circumferential direction respectively, be fixed on the housing outer peripheral face and the 3rd of first, second stator, the inner peripheral surface of the 4th stator, the quantity of iron core and coil is 3a, by the compound connection of lead, constitutes the stator winding of 3 phases or 3n phase.
7. multiple stators permanent magnetism efficient direct current motor according to claim 1 and 2, feature is: described permanent magnetism sheet or permanent magnets (502) Wei Nd iron boron, SmCo or Al-Ni-Co permanent magnet material, polarity of the magnetic field: press S-N-S-N ... the order circular arrangement of S, or press S-N-magnetic inductive block-N-S-magnetic inductive block-S-N-magnetic inductive block-N-S ... the order circular arrangement of S is provided with a magnetic inductive block or magnetic conduction sheet in the middle of per two permanent magnetism sheets.
8. multiple stators permanent magnetism efficient direct current motor according to claim 1 and 2, feature is: described main shaft (1) is made by round steel, stainless steel tube or seamless steel pipe, the endoporus pipeline passes through or ventilation and heat for lead, the main shaft external diameter is provided with can be for bearing or magnetic bearing (4), the fixing protruding retaining backer of first, second, third, fourth stator, with the location of above-mentioned each parts of accurate control and the size of air gap.
9. multiple stators permanent magnetism efficient direct current motor according to claim 1 and 2, feature is: described temperature or the speed probe that photo resistance, thermistor or Hall element can be set in stator core (301) or (701), holding wire is drawn with lead (9) by the pipeline in the housing, purchases with DC brushless motor controller or wind-powered electricity generation controller to be connected use.
CN2010101141066A 2010-02-25 2010-02-25 High-efficiency multi-stator permanent magnet direct-current motor Pending CN102170204A (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103560630A (en) * 2013-10-22 2014-02-05 韩军 Mutual-assistance direct-current magnetic circuit motor
CN104634491A (en) * 2015-02-03 2015-05-20 中国科学院工程热物理研究所 Induction rotor structure for high-power and high-rotating speed electromagnetic eddy current dynamometer
CN106921235A (en) * 2015-12-25 2017-07-04 佟宪良 Split type high-speed electric expreess locomotive
CN108184752A (en) * 2018-03-15 2018-06-22 无锡洛康智能科技有限公司 Fishery cultivating paddle aerator
CN117097100A (en) * 2023-10-20 2023-11-21 盛视科技股份有限公司 Outer rotor motor and gate

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103560630A (en) * 2013-10-22 2014-02-05 韩军 Mutual-assistance direct-current magnetic circuit motor
CN104634491A (en) * 2015-02-03 2015-05-20 中国科学院工程热物理研究所 Induction rotor structure for high-power and high-rotating speed electromagnetic eddy current dynamometer
CN106921235A (en) * 2015-12-25 2017-07-04 佟宪良 Split type high-speed electric expreess locomotive
CN108184752A (en) * 2018-03-15 2018-06-22 无锡洛康智能科技有限公司 Fishery cultivating paddle aerator
CN108184752B (en) * 2018-03-15 2023-07-14 无锡洛康智能科技有限公司 Impeller aerator for fishery cultivation
CN117097100A (en) * 2023-10-20 2023-11-21 盛视科技股份有限公司 Outer rotor motor and gate
CN117097100B (en) * 2023-10-20 2024-02-02 盛视科技股份有限公司 Outer rotor motor and gate

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Application publication date: 20110831