CN105915002A - Tangential and radial resultant magnetic field permanent magnet generator with vacuum pump - Google Patents

Tangential and radial resultant magnetic field permanent magnet generator with vacuum pump Download PDF

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Publication number
CN105915002A
CN105915002A CN201610314124.6A CN201610314124A CN105915002A CN 105915002 A CN105915002 A CN 105915002A CN 201610314124 A CN201610314124 A CN 201610314124A CN 105915002 A CN105915002 A CN 105915002A
Authority
CN
China
Prior art keywords
rotor
magnet steel
rotor core
magnetic field
vacuum pump
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610314124.6A
Other languages
Chinese (zh)
Inventor
高明玲
张学义
李世征
高艳红
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong University of Technology
Original Assignee
Shandong University of Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shandong University of Technology filed Critical Shandong University of Technology
Priority to CN201610314124.6A priority Critical patent/CN105915002A/en
Publication of CN105915002A publication Critical patent/CN105915002A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K21/00Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
    • H02K21/12Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
    • H02K21/14Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K1/00Details of the magnetic circuit
    • H02K1/06Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22Rotating parts of the magnetic circuit
    • H02K1/27Rotor cores with permanent magnets
    • H02K1/2706Inner rotors
    • H02K1/272Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/2726Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of a single magnet or two or more axially juxtaposed single magnets
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K1/00Details of the magnetic circuit
    • H02K1/06Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22Rotating parts of the magnetic circuit
    • H02K1/27Rotor cores with permanent magnets
    • H02K1/2706Inner rotors
    • H02K1/272Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/274Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
    • H02K1/2753Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
    • H02K1/276Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
    • H02K1/2766Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM] having a flux concentration effect
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/64Electric machine technologies in electromobility

Abstract

The invention provides a tangential and radial resultant magnetic field permanent magnet generator with a vacuum pump, belonging to the automobile motor electric appliance technical field, and comprises a vacuum pump, a front end cover, a rear end cover, a rotor and a stator; a rectangular permanent magnet steel is embedded in a rectangular notch, and a tile permanent magnet steel is embedded in a circular arc notch; the magnetic field of each magnetic pole of the generator rotor is jointly provided by three permanent magnet steels, and has high magnetic field intensity and power intensity; electro-magnetic coils are not needed, electric energy consumption is less, carbon brushes and mechanical commutators are not provided, and a failure rate is low; the generator has the characteristics of high efficiency and power intensity, compact structure and reliable operation, and can provide electric energy for automobile electric equipment and also provide vacuum power-assisted energy for a brake system.

Description

With the tangential of vacuum pump and radially resultant magnetic field magneto
Technical field
The present invention provides the tangential of a kind of band vacuum pump and radially resultant magnetic field magneto, belongs to electric motor of automobile electrical equipment Technical field.
Background technology
Auto industry is the mark of modern industry, is the leading industry of the national economic development, in industrial and agricultural production, traffic fortune Defeated and human being's production life various aspects all play indispensable effect, provide for automobile brake system at present The vacuum pump of vacuum servo energy and electromotor are to be arranged on car independently of one another to drive, and not only occupy space but also increase cost, The electromotor used, generally also exists the phenomenon of low speed illuminating effect difference, and output is little, it is impossible to meets user and uses Requirement.Patent of invention such as Chinese patent publication bulletin on January 10th, 2007: hybrid excitation voltage-stabilizing generator, application number: 200510044103.9, it is made up of rotor, stator, drive end bearing bracket, rear end cap, electronic controller, rotating shaft is provided with p-m rotor Sharing same armature winding with electrical excitation rotor, p-m rotor and electrical excitation rotor, the magnetic flux of generation is in magnetic circuit and combines Become;P-m rotor is cutting orientation structure, by pole shoe rotor core, forms every magnetic lining, non-magnetic slot wedge and permanent magnet material, permanent magnetism material Material is sequentially arranged in pole shoe rotor core by the mode that the polar surface that tangential direction and adjacent permanent magnet material are identical is relative In groove, and fixing with non-magnetic slot wedge, pole shoe rotor core is fixed on magnetic lining, every magnetic bushing press-mounting in rotating shaft;Electricity Excitation rotor is salient-pole structure, is made up of field spider iron core and electrical excitation winding, the number of salient poles of field spider iron core with cut Equal to the number of poles of formula p-m rotor, and be all uniformly distributed along circle, the most corresponding, electrical excitation winding is by being passed through unidirectional current The polarity that the convex surface of rear salient pole produces is N pole, the coiling successively of rule separately of S pole, and the number of turn on each salient pole should be equal;Electricity Exciting Windings for Transverse Differential Protection is connected with electronic controller by carbon brush, slip ring.This hybrid excitation voltage-stabilizing generator structure is complicated, and cost is high, Its serviceability needs further improvement.
Summary of the invention
It is an object of the invention to provide one and can overcome drawbacks described above, compact conformation, easy for installation, take up space little, both The electrical equipment that can give automobile provides electric energy, can provide again band vacuum pump tangential of vacuum servo energy for brake system With radial direction resultant magnetic field magneto, its technology contents is:
With the tangential of vacuum pump with radially resultant magnetic field magneto by vacuum pump, drive end bearing bracket, rear end cap, rotor, stator pack Become, it is characterised in that: vacuum pump is bolted on commutator end bearing support bracket, and generator amature is tangential and radially synthesizes magnetic Field p-m rotor;
Tangential with radially resultant magnetic field p-m rotor by axle, rectangle permanent-magnet steel, tile permanent-magnet steel, rotor core, fan annular every magnetic Air gap forms, and rotor core is evenly equipped with even number and runs through the radial direction rectangular channel of rotor core thickness, the radially outer end of rectangular channel And do not connect between the cylindrical of rotor core, be provided with in the middle of the outer end of adjacent two radial direction rectangular channels and run through rotor core thickness Inner arc surface do not connect towards the arc-shaped slot of rotor core cylindrical, arc-shaped slot with radially rectangular channel, the two of arc-shaped slot Do not connect between end and the cylindrical of rotor core, be provided with the fan running through rotor core thickness in the inner of each radial direction rectangular channel Annular connects with the inner of radially rectangular channel every the outer end of magnetic air gap every magnetic air gap, fan annular, and adjacent fan annular is every magnetic air gap Do not connect, by rectangle permanent-magnet steel according to adjacent two panels rectangle permanent-magnet steel N pole and N extremely relative to, S pole and S extremely relative to mode It is sequentially arranged in radial direction rectangular channel, then tile permanent-magnet steel is pressed the polarity of tile permanent-magnet steel inner arc surface and adjacent two panels square The mode that the polarity of shape permanent-magnet steel formation is identical is sequentially arranged in arc-shaped slot, and rotor core is fitted on axle.
Operation principle: automobile engine drives magneto pulley rotation, i.e. rotor field to rotate, and armature winding is cut Cut the magnetic line of force, produce electromotive force, provide electric energy for automobile electrical equipment.
Compared with prior art, rectangle permanent-magnet steel is embedded in radial direction rectangular channel the present invention, and tile permanent-magnet steel is embedded in circle In arcuate groove, the magnetic field of each magnetic pole of generator amature is provided jointly by three permanent-magnet steels, and magnetic field intensity is big, and power density is high, And few without electrical excitation winding, power consumption, there is no carbon brush and mechanical commutator, failure rate is low, there is high efficiency, high power The features such as density, compact conformation, reliable operation, provide electric energy, can be brake system again to the electrical equipment of automobile Vacuum servo energy is provided.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention.
Fig. 2 is the rotor profiles figure of embodiment illustrated in fig. 1.
In figure: 1, rear end cap 2, axle 3, rotor core 4, stator 5, tile permanent-magnet steel 6, drive end bearing bracket 7, rectangle permanent magnetism Steel 8, fan annular are every magnetic air gap.
Detailed description of the invention
The invention will be further described below in conjunction with the accompanying drawings:
With the tangential of vacuum pump with radially resultant magnetic field magneto by vacuum pump, drive end bearing bracket 6, rear end cap 1, rotor, stator 4 Composition, it is characterised in that: vacuum pump is bolted on commutator end bearing support bracket 1, and generator amature is tangential and radially closes Become magnetic field permanent magnet rotor;
Tangentially with radially resultant magnetic field p-m rotor by axle 2, rectangle permanent-magnet steel 7, tile permanent-magnet steel 5, rotor core 3, fan annular Form every magnetic air gap 8, rotor core 3 is evenly equipped with even number and runs through the radial direction rectangular channel of rotor core 3 thickness, radially rectangular channel Outer end and the cylindrical of rotor core 3 between do not connect, be provided with in the middle of the outer end of adjacent two radially rectangular channels and run through rotor The inner arc surface of iron core 3 thickness does not connects towards the arc-shaped slot of rotor core 3 cylindrical, arc-shaped slot with radially rectangular channel, circle Do not connect between the two ends of arcuate groove and the cylindrical of rotor core 3, be provided with in the inner of each radial direction rectangular channel and run through rotor The fan annular of iron core 3 thickness is every magnetic air gap 8, and fan annular connects with the inner of radially rectangular channel every the outer end of magnetic air gap 8, adjacent Fan annular does not connects every magnetic air gap 8, by rectangle permanent-magnet steel 7 according to the N pole of adjacent two panels rectangle permanent-magnet steel 7, S the most relative with N Pole and S extremely relative to mode be sequentially arranged at radially in rectangular channel, then tile permanent-magnet steel 5 is pressed tile permanent-magnet steel 5 inner arc surface The polarity mode identical with the polarity that adjacent two panels rectangle permanent-magnet steel 7 is formed be sequentially arranged in arc-shaped slot, rotor ferrum Core 3 is fitted on axle 2.

Claims (1)

1. a tangential and radially resultant magnetic field magneto for band vacuum pump, by vacuum pump, drive end bearing bracket (6), rear end cap (1), rotor, stator (4) composition, it is characterised in that: vacuum pump is bolted on commutator end bearing support bracket (1), electromotor Rotor is tangential and radial direction resultant magnetic field p-m rotor;
Tangentially with radially resultant magnetic field p-m rotor by axle (2), rectangle permanent-magnet steel (7), tile permanent-magnet steel (5), rotor core (3), fan annular every magnetic air gap (8) form, rotor core (3) is evenly equipped with even number and runs through the radial direction of rotor core (3) thickness Rectangular channel, does not radially connect between the outer end of rectangular channel and the cylindrical of rotor core (3), outside adjacent two radial direction rectangular channels It is provided with the inner arc surface running through rotor core (3) the thickness arc-shaped slot towards rotor core (3) cylindrical, arc-shaped slot in the middle of end Do not connect with radial direction rectangular channel, do not connect between the two ends of arc-shaped slot and the cylindrical of rotor core (3), at each radial direction square The inner of shape groove is provided with runs through the fan annular of rotor core (3) thickness every magnetic air gap (8), and fan annular is every the outer end of magnetic air gap (8) Inner with radial direction rectangular channel connects, and adjacent fan annular does not connects every magnetic air gap (8), by rectangle permanent-magnet steel (7) according to adjacent Two panels rectangle permanent-magnet steel (7) N pole and N extremely relative to, S pole and S extremely relative to mode be sequentially arranged at radially in rectangular channel, then The pole that tile permanent-magnet steel (5) is formed with adjacent two panels rectangle permanent-magnet steel (7) by the polarity of tile permanent-magnet steel (5) inner arc surface The mode that property is identical is sequentially arranged in arc-shaped slot, and rotor core (3) is fitted on axle (2).
CN201610314124.6A 2016-05-13 2016-05-13 Tangential and radial resultant magnetic field permanent magnet generator with vacuum pump Pending CN105915002A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610314124.6A CN105915002A (en) 2016-05-13 2016-05-13 Tangential and radial resultant magnetic field permanent magnet generator with vacuum pump

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610314124.6A CN105915002A (en) 2016-05-13 2016-05-13 Tangential and radial resultant magnetic field permanent magnet generator with vacuum pump

Publications (1)

Publication Number Publication Date
CN105915002A true CN105915002A (en) 2016-08-31

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610314124.6A Pending CN105915002A (en) 2016-05-13 2016-05-13 Tangential and radial resultant magnetic field permanent magnet generator with vacuum pump

Country Status (1)

Country Link
CN (1) CN105915002A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109905000A (en) * 2019-04-23 2019-06-18 山东理工大学 Radial and tangential permanent magnet magnetic pole mixed excitation electric machine method for production of rotor

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202488240U (en) * 2012-01-09 2012-10-10 美的威灵电机技术(上海)有限公司 Tangential rotor of rotary motor
CN103532268A (en) * 2013-10-12 2014-01-22 山东理工大学 Permanent magnet generator with vacuum pump
DE102012212775A1 (en) * 2012-07-20 2014-01-23 Robert Bosch Gmbh Rotor assembly for internal rotor machine of electronically commutated electric motor, has sheet slats arranged in stack arrangement such that recesses project steering regions from stack arrangement and extend case for receiving magnet
CN103762765A (en) * 2014-02-18 2014-04-30 山东理工大学 Tangential and radial resultant magnetic field embedded permanent magnet rotor driving motor
FR3011403A1 (en) * 2013-10-02 2015-04-03 Valeo Equip Electr Moteur ELECTRIC ROTATING ELECTRIC MACHINE WITH AT LEAST FIVE PHASES

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202488240U (en) * 2012-01-09 2012-10-10 美的威灵电机技术(上海)有限公司 Tangential rotor of rotary motor
DE102012212775A1 (en) * 2012-07-20 2014-01-23 Robert Bosch Gmbh Rotor assembly for internal rotor machine of electronically commutated electric motor, has sheet slats arranged in stack arrangement such that recesses project steering regions from stack arrangement and extend case for receiving magnet
FR3011403A1 (en) * 2013-10-02 2015-04-03 Valeo Equip Electr Moteur ELECTRIC ROTATING ELECTRIC MACHINE WITH AT LEAST FIVE PHASES
CN103532268A (en) * 2013-10-12 2014-01-22 山东理工大学 Permanent magnet generator with vacuum pump
CN103762765A (en) * 2014-02-18 2014-04-30 山东理工大学 Tangential and radial resultant magnetic field embedded permanent magnet rotor driving motor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109905000A (en) * 2019-04-23 2019-06-18 山东理工大学 Radial and tangential permanent magnet magnetic pole mixed excitation electric machine method for production of rotor

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Application publication date: 20160831