CN105958773A - Combined magnetic pole permanent magnet generator with vacuum pump - Google Patents
Combined magnetic pole permanent magnet generator with vacuum pump Download PDFInfo
- Publication number
- CN105958773A CN105958773A CN201610306595.2A CN201610306595A CN105958773A CN 105958773 A CN105958773 A CN 105958773A CN 201610306595 A CN201610306595 A CN 201610306595A CN 105958773 A CN105958773 A CN 105958773A
- Authority
- CN
- China
- Prior art keywords
- rectangular channel
- magnet steel
- rotor
- rotor core
- 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.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
- H02K21/14—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2706—Inner rotors
- H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
- H02K1/2753—Inner 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
- H02K1/276—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
- H02K1/2766—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM] having a flux concentration effect
- H02K1/2773—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM] having a flux concentration effect consisting of tangentially magnetized radial magnets
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
The invention provides a combined magnetic pole permanent magnet generator with a vacuum pump, and belongs to the technical field of automobile motors and appliances. The generator is composed of a vacuum pump, a front end cover, a rear end cover, a rotor, and a stator. Rectangular permanent magnet steel pieces are respectively embedded into first rectangular slots and second rectangular slots of a rotor core. The magnetic field of each magnetic pole of the generator rotor is provided jointly by four permanent magnet steel pieces. The magnetic field is strong, and the power density is high. No electric excitation winding is needed, and there is less power consumption. There is neither carbon brush nor mechanical commutator, and the failure rate is low. The generator has the characteristics of high efficiency, high power density, compact structure, reliable operation, and the like. The generator not only can provide electricity for the electrical equipment of an automobile, but also can provide vacuum booster energy for a brake system.
Description
Technical field
The present invention provides the combined magnetic pole magneto generator of a kind of band vacuum pump, 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 vacuum pump of vacuum servo energy and electromotor is provided to be to be arranged on car independently of one another to drive for automobile brake system at present, not only occupy space but also increase cost, the electromotor used, generally there is the phenomenon of low speed illuminating effect difference, and output is little, it is impossible to meet user and use 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, p-m rotor and electrical excitation rotor are installed in rotating shaft, p-m rotor and electrical excitation rotor share same armature winding, and the magnetic flux of generation is in magnetic circuit and is unified into；P-m rotor is cutting orientation structure, by pole shoe rotor core, form every magnetic lining, non-magnetic slot wedge and permanent magnet material, permanent magnet material is sequentially arranged in the groove of pole shoe rotor core by the mode that the polar surface that tangential direction and adjacent permanent magnet material are identical is relative, and fix with non-magnetic slot wedge, pole shoe rotor core is fixed on magnetic lining, every magnetic bushing press-mounting in rotating shaft；Electrical excitation rotor is salient-pole structure, it is made up of field spider iron core and electrical excitation winding, the number of salient poles of field spider iron core is equal with the number of poles of tangential permanent magnetic rotor, and all it is uniformly distributed along circle, the most corresponding, the polarity that electrical excitation winding is produced by the convex surface of salient pole after being passed through unidirectional current is N pole, the coiling successively of rule separately of S pole, and the number of turn on each salient pole should be equal；Electrical excitation winding is connected with electronic controller by carbon brush, slip ring.This hybrid excitation voltage-stabilizing 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, compact conformation, easy for installation, take up space little, the electrical equipment that can give automobile provides electric energy, can provide again the combined magnetic pole magneto generator of the band vacuum pump of vacuum servo energy for brake system, and its technology contents is:
Combined magnetic pole magneto generator with vacuum pump is made up of vacuum pump, drive end bearing bracket, rear end cap, rotor, stator, it is characterised in that: vacuum pump is bolted on commutator end bearing support bracket, and generator amature is combination type magnetic pole p-m rotor；
nullCombination type magnetic pole p-m rotor is by axle、Rotor core、First rectangle permanent-magnet steel、Second rectangle permanent-magnet steel、Form every magnetic air gap，It is evenly equipped with even number on rotor core and runs through the first rectangular channel of rotor core thickness，First rectangular channel is radial structure，Do not connect between outer end and the cylindrical of rotor core of the first rectangular channel，Second rectangular channel running through rotor core thickness of symmetry it is provided with in the inner both sides of each first rectangular channel，Jointly be provided with in the inner of the inner of the first rectangular channel and the second rectangular channel of the first both sides, rectangular channel the inner run through rotor core thickness every magnetic air gap，All connect every the inner of magnetic air gap and the second rectangular channel of the first rectangular channel the inner and the first both sides, rectangular channel the inner，Adjacent does not connects every magnetic air gap，The outer end that adjacent two the second rectangular channels between two first rectangular channel the inners form positive "eight" shape and two the second rectangular channels does not connects，First rectangle permanent-magnet steel is the most relative with N according to the N pole of adjacent two panels the first rectangle permanent-magnet steel、S pole and S extremely relative to mode be sequentially arranged in the first rectangular channel，Again the second rectangle permanent-magnet steel is sequentially arranged in the second rectangular channel according to the mode that the polarity of the second rectangle permanent-magnet steel outer surface is identical with the polarity that adjacent two panels the first rectangle permanent-magnet steel is formed，Rotor core is fitted on axle.
Operation principle: automobile engine drives magneto pulley rotation, i.e. rotor field to rotate, armature winding cutting magnetic line produces electromotive force, provides electric energy for automobile electrical equipment.
The present invention is compared with prior art, rectangle permanent-magnet steel is embedded in the first rectangular channel and second rectangular channel of rotor core respectively, the magnetic field of each magnetic pole of generator amature is provided jointly by four permanent-magnet steels, magnetic field intensity is big, power density is high, and it is few without electrical excitation winding, power consumption, there is no carbon brush and mechanical commutator, failure rate is low, there is the features such as high efficiency, high power density, compact conformation, reliable operation, provide electric energy, vacuum servo energy can be provided for brake system again to the electrical equipment of automobile.
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 the 3, first rectangle permanent-magnet steel 4, stator 5, rotor core 6, every magnetic air gap 7, drive end bearing bracket the 8, second rectangle permanent-magnet steel.
Detailed description of the invention
The invention will be further described below in conjunction with the accompanying drawings:
Combined magnetic pole magneto generator with vacuum pump is made up of vacuum pump, drive end bearing bracket 7, rear end cap 1, rotor, stator 4, it is characterised in that: vacuum pump is bolted on commutator end bearing support bracket 1, and generator amature is combination type magnetic pole p-m rotor；
nullCombination type magnetic pole p-m rotor is by axle 2、Rotor core 5、First rectangle permanent-magnet steel 3、Second rectangle permanent-magnet steel 8、Form every magnetic air gap 6，It is evenly equipped with even number on rotor core 5 and runs through the first rectangular channel of rotor core 5 thickness，First rectangular channel is radial structure，Do not connect between the outer end of the first rectangular channel and the cylindrical of rotor core 5，Second rectangular channel running through rotor core 5 thickness of symmetry it is provided with in the inner both sides of each first rectangular channel，Jointly be provided with in the inner of the inner of the first rectangular channel and the second rectangular channel of the first both sides, rectangular channel the inner run through rotor core 5 thickness every magnetic air gap 6，All connect every the inner of magnetic air gap 6 with first rectangular channel the inner and the second rectangular channel of the first both sides, rectangular channel the inner，Adjacent does not connects every magnetic air gap 6，The outer end that adjacent two the second rectangular channels between two first rectangular channel the inners form positive "eight" shape and two the second rectangular channels does not connects，First rectangle permanent-magnet steel 3 is the most relative with N according to the N pole of adjacent two panels the first rectangle permanent-magnet steel 3、S pole and S extremely relative to mode be sequentially arranged in the first rectangular channel，Again the second rectangle permanent-magnet steel 8 is sequentially arranged in the second rectangular channel according to the mode that the polarity of the second rectangle permanent-magnet steel 8 outer surface is identical with the polarity that adjacent two panels the first rectangle permanent-magnet steel 3 is formed，Rotor core 5 is fitted on axle 2.
Claims (1)
1. the combined magnetic pole magneto generator of a band vacuum pump, it is made up of vacuum pump, drive end bearing bracket (7), rear end cap (1), rotor, stator (4), it is characterized in that: vacuum pump is bolted on commutator end bearing support bracket (1), generator amature is combination type magnetic pole p-m rotor；
nullCombination type magnetic pole p-m rotor is by axle (2)、Rotor core (5)、First rectangle permanent-magnet steel (3)、Second rectangle permanent-magnet steel (8)、Form every magnetic air gap (6)，It is evenly equipped with even number on rotor core (5) and runs through the first rectangular channel of rotor core (5) thickness，First rectangular channel is radial structure，Do not connect between the outer end of the first rectangular channel and the cylindrical of rotor core (5)，Second rectangular channel running through rotor core (5) thickness of symmetry it is provided with in the inner both sides of each first rectangular channel，Jointly be provided with in the inner of the inner of the first rectangular channel and the second rectangular channel of the first both sides, rectangular channel the inner run through rotor core (5) thickness every magnetic air gap (6)，All connect every the inner of magnetic air gap (6) with first rectangular channel the inner and the second rectangular channel of the first both sides, rectangular channel the inner，Adjacent does not connects every magnetic air gap (6)，The outer end that adjacent two the second rectangular channels between two first rectangular channel the inners form positive "eight" shape and two the second rectangular channels does not connects，First rectangle permanent-magnet steel (3) is the most relative with N according to the N pole of adjacent two panels the first rectangle permanent-magnet steel (3)、S pole and S extremely relative to mode be sequentially arranged in the first rectangular channel，Again the second rectangle permanent-magnet steel (8) is sequentially arranged in the second rectangular channel according to the mode that the polarity of the second rectangle permanent-magnet steel (8) outer surface is identical with the polarity that adjacent two panels the first rectangle permanent-magnet steel (3) is formed，Rotor core (5) is fitted on axle (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610306595.2A CN105958773B (en) | 2016-05-11 | 2016-05-11 | Combined magnetic pole magneto generator with vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610306595.2A CN105958773B (en) | 2016-05-11 | 2016-05-11 | Combined magnetic pole magneto generator with vacuum pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105958773A true CN105958773A (en) | 2016-09-21 |
| CN105958773B CN105958773B (en) | 2018-12-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610306595.2A Active CN105958773B (en) | 2016-05-11 | 2016-05-11 | Combined magnetic pole magneto generator with vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105958773B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2327113Y (en) * | 1997-10-17 | 1999-06-30 | 北京市石景山区京磁技术公司 | Rare-earth permanent magnet efficient synchronous electric motor |
-
2016
- 2016-05-11 CN CN201610306595.2A patent/CN105958773B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2327113Y (en) * | 1997-10-17 | 1999-06-30 | 北京市石景山区京磁技术公司 | Rare-earth permanent magnet efficient synchronous electric motor |
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|---|---|
| CN105958773B (en) | 2018-12-11 |
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