CN105790531A - Brushless electromagnetic and built-in combined-type permanent magnet series-parallel generator - Google Patents

Brushless electromagnetic and built-in combined-type permanent magnet series-parallel generator Download PDF

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Publication number
CN105790531A
CN105790531A CN201610306563.2A CN201610306563A CN105790531A CN 105790531 A CN105790531 A CN 105790531A CN 201610306563 A CN201610306563 A CN 201610306563A CN 105790531 A CN105790531 A CN 105790531A
Authority
CN
China
Prior art keywords
rotor
salient pole
rotor core
pole
inverted
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
CN201610306563.2A
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Chinese (zh)
Inventor
李东兴
张学义
耿慧慧
胡文静
李世征
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
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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 CN201610306563.2A priority Critical patent/CN105790531A/en
Publication of CN105790531A publication Critical patent/CN105790531A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • H02K1/24Rotor cores with salient poles ; Variable reluctance rotors
    • 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
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K16/00Machines with more than one rotor or stator
    • H02K16/02Machines with one stator and two or more rotors

Abstract

The invention provides a brushless electromagnetic and built-in combined-type permanent magnet series-parallel generator, and belongs to the technical field of automobile motor electric appliances. The generator consists of a front end cover, a rear end cover, a series-parallel rotor, and a stator. Rectangular permanent magnet steels are respectively disposed in a first rectangular groove and a second rectangular groove on a T-shaped salient pole of a rotor core. An electric exciting winding is wound on the T-shaped salient pole. The magnetic field in a generator gap is provided by a permanent magnet steel and the electric exciting winding. The generated magnetic field directly faces the gap, and is small in leakage flux. Through the adjustment of the size and direction of a power-on current of the electric exciting winding, the magnetic field is enabled to be adjustable after the combination of a permanent magnetic field and an electromagnetic field. The output voltage of a generator is stable, and the safety and use reliability of automobile electric appliances are guaranteed.

Description

Brushless electromagnetism and built-in combination type permanent-magnet series parallel type electromotor
Technical field
The present invention provides a kind of brushless electromagnetism and built-in combination type permanent-magnet series parallel type electromotor, belongs to electric motor of automobile technical field of electric appliances.
Background technology
Auto industry is the mark of modern industry, it it is the leading industry of the national economic development, various aspects in the life of industrial and agricultural production, transportation and human being's production all play indispensable effect, the electromotor that current and automobile accessories use, ubiquity the phenomenon that output voltage is unstable, it is impossible to meet user's instructions for use.nullPatent of invention such as Chinese patent publication bulletin in 8 days Augusts calendar year 2001: voltage stabilization permanent magneto generator,Application number: 00112053.0,By casing、Support、Line shaft、Rotor、Permanent magnetic steel、Stator、Stator winding、Stator seat、Stator slip cap、Balancing spring、Anti-rotational attachment screw、Sliding shoe、Regulate rotating shaft、Location bearing、Regulate the composition such as rotating shaft driving mechanism and automatic feedback control circuit,Power rotation axis is fixed on support by positioning bearing,Rotor is fixed on power rotation axis,One end of stator slip cap is fixed on support,Stator slip cap has groove vertically,Balancing spring is arranged in stator slip cap,One end of this spring is stopped by the end face of stator slip cap,Other end pushing and withstanding is placed in the sliding shoe in stator slip cap,Fixed by the anti-rotational attachment screw through slip cap groove between this sliding shoe with stator seat and be connected,This sliding shoe center is that screw thread is flexibly connected with the one end regulating rotating shaft,The detection signal input part of automatic feedback control circuit is connected to stator winding outfan,The control signal outfan of this circuit is connected to the controlled terminal of driving mechanism.This voltage stabilization permanent magneto generator structure is complicated, and cost is high, and 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, magnetic field in power generator air gap is provided jointly by permanent-magnet steel and electricity Exciting Windings for Transverse Differential Protection, and magnetic field can regulate, output voltage stabilization, brushless electromagnetism easy to install and use and built-in combination type permanent-magnet series parallel type electromotor, its technology contents is:
Brushless electromagnetism and built-in combination type permanent-magnet series parallel type electromotor are made up of drive end bearing bracket, rear end cap, series parallel type rotor, stator, it is characterized in that: series parallel type rotor is made up of electric excitation rotor and the rotor with hybrid excitation of non-carbonate slip ring structure, rotor with hybrid excitation is made up of salient pole electricity excitation rotor and built-in combination type permanent-magnet rotor;
nullBuilt-in combination type permanent-magnet rotor is by axle、First rectangle permanent-magnet steel、Second rectangle permanent-magnet steel、Rotor core forms,Rotor core is evenly equipped with even number T font salient pole,The outside of all T font salient pole lateral parts is circular arc and on same circumference,The inner side of all T font salient pole lateral parts is straight line and tangent with same circumference,It is provided with through the inverted "eight" shape groove formed by two the first rectangular channels of rotor core thickness and the inverted "eight" shape groove bosom in T font salient pole lateral part near outer end at interval of a T font salient pole,The inner middle of the inverted "eight" shape groove formed by two the first rectangular channels is provided with through rotor core thickness and the positive "eight" shape groove formed by two the second rectangular channels,The outer end of two the first rectangular channels forming inverted "eight" shape groove does not all connect with the exterior arc surface of T font salient pole lateral part,The outer end of two the second rectangular channels forming positive "eight" shape groove does not connect,Jointly be provided with through in the inner of the inner of each first rectangular channel and adjacent second rectangular channel rotor core thickness every magnetic air gap,Every the outer end of magnetic air gap, the inner of the inner with the first rectangular channel and the second rectangular channel all connects,Adjacent does not connect every magnetic air gap,Do not connect every the inner of the inner of magnetic air gap with T font salient pole lateral part;
nullIdentical two panels the first rectangle permanent-magnet steel is respectively placed in the inverted "eight" shape groove formed by two the first rectangular channels on rotor core and the inner side of inverted "eight" shape that two panels the first rectangle permanent-magnet steel is formed is N pole,Identical two panels the second rectangle permanent-magnet steel is respectively placed in the positive "eight" shape groove formed by two the second rectangular channels in the middle of inverted "eight" shape the inner that the inner side on rotor core is N pole and the outside of positive "eight" shape that two panels the second rectangle permanent-magnet steel is formed is N pole,The S pole outside inverted "eight" shape and the S pole inside the positive "eight" shape of two panels the second rectangle permanent-magnet steel formation that two panels the first rectangle permanent-magnet steel is formed are guided in T font salient pole lateral part both without the first rectangular channel each through rotor core、Again without on the exterior arc surface of the T font salient pole of the second rectangular channel,Form the S pole of hidden magnetic pole,Rotor core is fitted on axle.
Operation principle: the pulley rotation of driven by engine series parallel type electromotor, namely rotor field rotates, armature winding cutting magnetic line, produces electromotive force, provides power supply to automobile electrical equipment.
The present invention is compared with prior art, rectangle permanent-magnet steel is separately mounted to the first rectangular channel on rotor core T font salient pole and in the second rectangular channel, electricity Exciting Windings for Transverse Differential Protection is wrapped on T font salient pole, magnetic field in power generator air gap is provided jointly by permanent-magnet steel and electricity Exciting Windings for Transverse Differential Protection, the magnetic field produced is few directly facing air gap, leakage field, by regulating the size and Orientation of electricity Exciting Windings for Transverse Differential Protection electrical current, the magnetic field after permanent magnetic field and electromagnetic field synthesis is made to regulate, generator output voltage is stable, it is ensured that the safety and reliability of auto electric equipment.
Accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention.
Fig. 2 is the rotor with hybrid excitation profile of embodiment illustrated in fig. 1.
In figure: 1, axle 2, rear end cap 3, stator the 4, first rectangle permanent-magnet steel 5, rotor core 6, drive end bearing bracket the 7, second rectangle permanent-magnet steel 8, every magnetic air gap.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described:
Brushless electromagnetism and built-in combination type permanent-magnet series parallel type electromotor are made up of drive end bearing bracket 6, rear end cap 2, series parallel type rotor, stator 3, it is characterized in that: series parallel type rotor is made up of electric excitation rotor and the rotor with hybrid excitation of non-carbonate slip ring structure, rotor with hybrid excitation is made up of salient pole electricity excitation rotor and built-in combination type permanent-magnet rotor;
nullBuilt-in combination type permanent-magnet rotor is by axle 1、First rectangle permanent-magnet steel 4、Second rectangle permanent-magnet steel 7、Rotor core 5 forms,Rotor core 5 is evenly equipped with even number T font salient pole,The outside of all T font salient pole lateral parts is circular arc and on same circumference,The inner side of all T font salient pole lateral parts is straight line and tangent with same circumference,It is provided with through the inverted "eight" shape groove formed by two the first rectangular channels of rotor core 5 thickness and the inverted "eight" shape groove bosom in T font salient pole lateral part near outer end at interval of a T font salient pole,The inner middle of the inverted "eight" shape groove formed by two the first rectangular channels is provided with through rotor core 5 thickness and the positive "eight" shape groove formed by two the second rectangular channels,The outer end of two the first rectangular channels forming inverted "eight" shape groove does not all connect with the exterior arc surface of T font salient pole lateral part,The outer end of two the second rectangular channels forming positive "eight" shape groove does not connect,Jointly be provided with through in the inner of the inner of each first rectangular channel and adjacent second rectangular channel rotor core 5 thickness every magnetic air gap 8,Every the outer end of magnetic air gap 8, the inner of the inner with the first rectangular channel and the second rectangular channel all connects,Adjacent does not connect every magnetic air gap 8,Do not connect every the inner of the inner of magnetic air gap 8 with T font salient pole lateral part;
nullIdentical two panels the first rectangle permanent-magnet steel 4 is respectively placed in the inverted "eight" shape groove formed by two the first rectangular channels on rotor core 5 and the inner side of inverted "eight" shape that two panels the first rectangle permanent-magnet steel 4 is formed is N pole,In the positive "eight" shape groove formed by two the second rectangular channels in the middle of inverted "eight" shape the inner that inner side is N pole being respectively placed at by identical two panels the second rectangle permanent-magnet steel 7 on the rotor core 5 and outside of positive "eight" shape that formed of two panels the second rectangle permanent-magnet steel 7 is N pole,The S pole outside inverted "eight" shape and the S pole inside the positive "eight" shape of two panels the second rectangle permanent-magnet steel 7 formation that two panels the first rectangle permanent-magnet steel 4 is formed are guided in T font salient pole lateral part both without the first rectangular channel each through rotor core 5、Again without on the exterior arc surface of the T font salient pole of the second rectangular channel,Form the S pole of hidden magnetic pole,Rotor core 5 is fitted on axle 1.

Claims (1)

1. a brushless electromagnetism and built-in combination type permanent-magnet series parallel type electromotor, it is made up of drive end bearing bracket (6), rear end cap (2), series parallel type rotor, stator (3), it is characterized in that: series parallel type rotor is made up of electric excitation rotor and the rotor with hybrid excitation of non-carbonate slip ring structure, rotor with hybrid excitation is made up of salient pole electricity excitation rotor and built-in combination type permanent-magnet rotor;
nullBuilt-in combination type permanent-magnet rotor is by axle (1)、First rectangle permanent-magnet steel (4)、Second rectangle permanent-magnet steel (7)、Rotor core (5) forms,Rotor core (5) is evenly equipped with even number T font salient pole,The outside of all T font salient pole lateral parts is circular arc and on same circumference,The inner side of all T font salient pole lateral parts is straight line and tangent with same circumference,It is provided with through the inverted "eight" shape groove formed by two the first rectangular channels of rotor core (5) thickness and the inverted "eight" shape groove bosom in T font salient pole lateral part near outer end at interval of a T font salient pole,The inner middle of the inverted "eight" shape groove formed by two the first rectangular channels is provided with through rotor core (5) thickness and the positive "eight" shape groove formed by two the second rectangular channels,The outer end of two the first rectangular channels forming inverted "eight" shape groove does not all connect with the exterior arc surface of T font salient pole lateral part,The outer end of two the second rectangular channels forming positive "eight" shape groove does not connect,Jointly be provided with through in the inner of the inner of each first rectangular channel and adjacent second rectangular channel rotor core (5) thickness every magnetic air gap (8),All connect every the inner of the outer end of magnetic air gap (8) with the inner of the first rectangular channel and the second rectangular channel,Adjacent does not connect every magnetic air gap (8),Do not connect every the inner of the inner of magnetic air gap (8) with T font salient pole lateral part;
nullIdentical two panels the first rectangle permanent-magnet steel (4) is respectively placed in the inverted "eight" shape groove formed by two the first rectangular channels on rotor core (5) and the inner side of inverted "eight" shape that two panels the first rectangle permanent-magnet steel (4) is formed is N pole,In the positive "eight" shape groove formed by two the second rectangular channels in the middle of inverted "eight" shape the inner that inner side is N pole identical two panels the second rectangle permanent-magnet steel (7) being respectively placed on rotor core (5) and the outside of positive "eight" shape that formed of two panels the second rectangle permanent-magnet steel (7) is N pole,S pole inside the S pole outside inverted "eight" shape that two panels the first rectangle permanent-magnet steel (4) is formed and the positive "eight" shape that two panels the second rectangle permanent-magnet steel (7) is formed is guided in T font salient pole lateral part both without the first rectangular channel each through rotor core (5)、Again without on the exterior arc surface of the T font salient pole of the second rectangular channel,Form the S pole of hidden magnetic pole,Rotor core (5) is fitted on axle (1).
CN201610306563.2A 2016-05-11 2016-05-11 Brushless electromagnetic and built-in combined-type permanent magnet series-parallel generator Pending CN105790531A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610306563.2A CN105790531A (en) 2016-05-11 2016-05-11 Brushless electromagnetic and built-in combined-type permanent magnet series-parallel generator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610306563.2A CN105790531A (en) 2016-05-11 2016-05-11 Brushless electromagnetic and built-in combined-type permanent magnet series-parallel generator

Publications (1)

Publication Number Publication Date
CN105790531A true CN105790531A (en) 2016-07-20

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1375907A (en) * 2001-03-16 2002-10-23 刘粤荣 Rotary motor with motor with equidirectinoal magnetic pole layout structure
CN202034839U (en) * 2011-04-18 2011-11-09 无锡新大力电机有限公司 Magnetic field rotor punch with high air gap magnetic flux density
CN103001434A (en) * 2011-09-15 2013-03-27 上海电驱动有限公司 Magnetized salient pole type mixed excitation synchronous motor
CN204168022U (en) * 2014-11-10 2015-02-18 山东理工大学 Brushless electromagnetism and permanent magnetism mixing excitation generator

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1375907A (en) * 2001-03-16 2002-10-23 刘粤荣 Rotary motor with motor with equidirectinoal magnetic pole layout structure
CN202034839U (en) * 2011-04-18 2011-11-09 无锡新大力电机有限公司 Magnetic field rotor punch with high air gap magnetic flux density
CN103001434A (en) * 2011-09-15 2013-03-27 上海电驱动有限公司 Magnetized salient pole type mixed excitation synchronous motor
CN204168022U (en) * 2014-11-10 2015-02-18 山东理工大学 Brushless electromagnetism and permanent magnetism mixing excitation generator

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Application publication date: 20160720