CN106026588A - Permanent magnet and electromagnet parallel magnetic circuit hybrid excitation generator with vacuum pump - Google Patents
Permanent magnet and electromagnet parallel magnetic circuit hybrid excitation generator with vacuum pump Download PDFInfo
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- CN106026588A CN106026588A CN201610314109.1A CN201610314109A CN106026588A CN 106026588 A CN106026588 A CN 106026588A CN 201610314109 A CN201610314109 A CN 201610314109A CN 106026588 A CN106026588 A CN 106026588A
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- 230000005284 excitation Effects 0.000 title claims abstract description 24
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 35
- 239000010959 steel Substances 0.000 claims abstract description 35
- 238000004804 winding Methods 0.000 abstract description 7
- 230000004907 flux Effects 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000012271 agricultural production Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
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- 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
-
- 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
- H02K1/24—Rotor cores with salient poles ; Variable reluctance rotors
- H02K1/243—Rotor cores with salient poles ; Variable reluctance rotors of the claw-pole type
-
- 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
-
- 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
- H02K21/02—Details
- H02K21/04—Windings on magnets for additional excitation ; Windings and magnets for additional excitation
- H02K21/042—Windings on magnets for additional excitation ; Windings and magnets for additional excitation with permanent magnets and field winding both rotating
- H02K21/044—Rotor of the claw pole type
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
- H02K2201/03—Machines characterised by aspects of the air-gap between rotor and stator
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
Abstract
本发明提供一种带真空泵的永磁与电磁并联磁路混合励磁发电机，属于汽车电机电器技术领域。由真空泵、前端盖、后端盖、混合励磁转子、定子组成，矩形永磁钢分别安装在T字型凸极上的第一矩形槽和第二矩形槽内，电励磁绕组缠绕在T字型凸极上，产生的磁场直接面对气隙，漏磁少，发电机气隙内的磁场由永磁钢和电励磁绕组共同提供，磁场强度大，功率密度高，既能给汽车的用电设备提供电能、又能为刹车制动系统提供真空助力能量。
The invention provides a permanent magnet and electromagnetic parallel magnetic circuit hybrid excitation generator with a vacuum pump, which belongs to the technical field of automobile motors and electrical appliances. It is composed of vacuum pump, front end cover, rear end cover, hybrid excitation rotor and stator. The rectangular permanent magnet steel is respectively installed in the first rectangular slot and the second rectangular slot on the T-shaped salient pole. The electric excitation winding is wound in the T-shaped On the salient pole, the generated magnetic field directly faces the air gap, and there is less magnetic flux leakage. The magnetic field in the air gap of the generator is jointly provided by the permanent magnet steel and the electric excitation winding. The magnetic field strength is high and the power density is high. The equipment provides electric energy, and can also provide vacuum boosting energy for the braking system.
Description
技术领域technical field
本发明提供一种带真空泵的永磁与电磁并联磁路混合励磁发电机，属于汽车电机电器技术领域。The invention provides a permanent magnet and electromagnetic parallel magnetic circuit hybrid excitation generator with a vacuum pump, which belongs to the technical field of automobile motors and electrical appliances.
背景技术Background technique
汽车工业是现代工业的标志，是国民经济发展的主导产业，在工农业生产、交通运输、以及人类生产生活的各个方面都起着不可缺少的作用，目前与汽车配套使用的发电机，普遍存在着输出电压不稳定的现象，不能满足用户使用要求。如中国专利公报2001年8月8日公告的发明专利：稳压永磁发电机，申请号：00 1 12053.0，由机壳、机座、动力轴、转子、永磁磁钢、定子、定子绕组、定子座、定子滑动套、平衡弹簧、防旋转连接螺钉、滑动块、调节转轴、定位轴承、调节转轴驱动机构及自动反馈控制电路等组成，动力转动轴通过定位轴承固定在机座上，转子固定在动力转动轴上，定子滑动套的一端固定在机座上，定子滑动套上沿轴向开有通槽，平衡弹簧设置于定子滑动套内，该弹簧的一端由定子滑动套的一端面阻挡，另一端推顶置于定子滑动套内的滑动块，该滑动块与定子座之间由穿过滑动套通槽的防旋转连接螺钉固定连接，该滑动块中心与调节转轴的一端呈螺纹活动连接，自动反馈控制电路的检测信号输入端并接于定子绕组输出端，该电路的控制信号输出端接至驱动机构的受控制端。该稳压永磁发电机结构复杂，成本高，其使用性能有待于进一步改进。The automobile industry is a symbol of modern industry and a leading industry in the development of the national economy. It plays an indispensable role in all aspects of industrial and agricultural production, transportation, and human production and life. At present, generators used in conjunction with automobiles are ubiquitous The phenomenon of unstable output voltage cannot meet the requirements of users. For example, the invention patent announced on August 8, 2001 in the Chinese Patent Gazette: Stabilized Permanent Magnet Generator, application number: 00 1 12053.0, consists of a casing, a frame, a power shaft, a rotor, a permanent magnet steel, a stator, and a stator winding , stator seat, stator sliding sleeve, balance spring, anti-rotation connecting screw, sliding block, adjusting shaft, positioning bearing, adjusting shaft driving mechanism and automatic feedback control circuit, etc. The power rotating shaft is fixed on the machine base through the positioning bearing, and the rotor It is fixed on the power rotating shaft, and one end of the stator sliding sleeve is fixed on the machine base. There is a through slot on the stator sliding sleeve along the axial direction. The balance spring is arranged in the stator sliding sleeve. Blocking, the other end pushes the sliding block placed in the stator sliding sleeve, the sliding block is fixedly connected with the stator seat by the anti-rotation connecting screw passing through the sliding sleeve slot, the center of the sliding block is threaded with one end of the adjusting shaft Actively connected, the detection signal input end of the automatic feedback control circuit is connected to the output end of the stator winding, and the control signal output end of the circuit is connected to the controlled end of the driving mechanism. The stabilized permanent magnet generator has complex structure and high cost, and its performance needs to be further improved.
发明内容Contents of the invention
本发明的目的是提供一种能克服上述缺陷，结构紧凑，安装方便，占据空间小，既能给汽车的用电设备提供电能、又能为刹车制动系统提供真空助力能量的带真空泵的永磁与电磁并联磁路混合励磁发电机，其技术内容为：The purpose of the present invention is to provide a permanent vacuum pump with a compact structure, convenient installation, small space occupation, which can overcome the above-mentioned defects, and can not only provide electric energy for the electric equipment of the automobile, but also provide vacuum boosting energy for the braking system. Magnetic and electromagnetic parallel magnetic circuit hybrid excitation generator, its technical content is:
带真空泵的永磁与电磁并联磁路混合励磁发电机由真空泵、前端盖、后端盖、混合励磁转子、定子组成，其特征在于：真空泵通过螺栓固定在混合励磁发电机后端盖上，混合励磁转子由凸极电励磁转子和永磁转子组成；The permanent magnet and electromagnetic parallel magnetic circuit hybrid excitation generator with a vacuum pump is composed of a vacuum pump, a front end cover, a rear end cover, a hybrid excitation rotor, and a stator. The excitation rotor is composed of a salient pole electric excitation rotor and a permanent magnet rotor;
永磁转子由轴、第一矩形永磁钢、第二矩形永磁钢、转子铁芯组成，转子铁芯上均布有偶数个T字型凸极，所有T字型凸极横向部分的外侧均为圆弧且在同一圆周上，所有T字型凸极横向部分的内侧均为直线且与同一圆周相切，在每个T字型凸极横向部分的内部中间靠近外端处设有贯穿转子铁芯厚度且由两个第一矩形槽形成的倒“八”字形槽，由两个第一矩形槽形成的倒“八”字形槽的外端中间设有贯穿转子铁芯厚度的第二矩形槽，第二矩形槽与第一矩形槽之间不连通，第二矩形槽的外边与T字型凸极的外圆弧均连通，每个第二矩形槽的内边中点与转子铁芯中心的连线均相等；The permanent magnet rotor is composed of the shaft, the first rectangular permanent magnet steel, the second rectangular permanent magnet steel, and the rotor core. There are an even number of T-shaped salient poles evenly distributed on the rotor core, and the outer sides of all T-shaped salient poles are They are all circular arcs and on the same circumference, the inner sides of all T-shaped salient pole transverse parts are straight lines and tangent to the same circle, and there is a through hole in the middle of each T-shaped salient pole transverse part near the outer end. The thickness of the rotor core is an inverted "eight"-shaped slot formed by two first rectangular slots. The outer end of the inverted "eight"-shaped slot formed by the two first rectangular slots is provided with a second slot that runs through the thickness of the rotor core. Rectangular slots, the second rectangular slot is not connected to the first rectangular slot, the outer edge of the second rectangular slot is connected to the outer arc of the T-shaped salient pole, and the midpoint of the inner edge of each second rectangular slot is connected to the rotor iron The lines connecting the core centers are equal;
将完全相同的两片第一矩形永磁钢分别安放在转子铁芯的由两个第一矩形槽形成的倒“八”字形槽内且两片第一矩形永磁钢形成的倒“八”字形的内侧均为N极，再将完全相同的另外两片第一矩形永磁钢分别安放在转子铁芯上相邻的另外一个T字型凸极上的由两个第一矩形槽形成的倒“八”字形槽内且两片第一矩形永磁钢形成的倒“八”字形的内侧均为S极，依次类推，最后将第二矩形永磁钢按第二矩形永磁钢外侧面的极性与同一个T字型凸极上的两片第一矩形永磁钢外侧面形成的极性相同的方式依次安装在第二矩形槽内，转子铁芯压装在轴上。Place two identical pieces of the first rectangular permanent magnet steel respectively in the inverted "eight" groove formed by the two first rectangular grooves of the rotor core, and the inverted "eight" groove formed by the two first rectangular permanent magnetic steels The inner sides of the shape are all N poles, and then the other two pieces of the same first rectangular permanent magnet steel are respectively placed on the other T-shaped salient pole adjacent to the rotor core, which is formed by two first rectangular slots. In the inverted "eight"-shaped groove and the inner side of the inverted "eight" shape formed by two pieces of the first rectangular permanent magnet steel is the S pole, and so on, and finally the second rectangular permanent magnet steel is pressed against the outer surface of the second rectangular permanent magnet steel The polarity of the two pieces of the first rectangular permanent magnet steel on the same T-shaped salient pole is installed in the second rectangular slot sequentially in the same manner as the polarity formed on the outer surface of the two pieces of first rectangular permanent magnet steel, and the rotor core is pressed on the shaft.
工作原理：发动机带动混合励磁发电机的皮带轮转动，即转子磁场旋转，电枢绕组切割磁力线，产生电动势，为汽车用电设备提供电源。Working principle: The engine drives the pulley of the hybrid excitation generator to rotate, that is, the rotor magnetic field rotates, and the armature winding cuts the magnetic field lines to generate electromotive force, which provides power for automotive electrical equipment.
本发明与现有技术相比，矩形永磁钢分别安装在T字型凸极上的第一矩形槽和第二矩形槽内，电励磁绕组缠绕在T字型凸极上，产生的磁场直接面对气隙、漏磁少，发电机气隙内的磁场由永磁钢和电励磁绕组共同提供，磁场强度大，功率密度高，既能给汽车的用电设备提供电能、又能为刹车制动系统提供真空助力能量。Compared with the prior art, the present invention, the rectangular permanent magnet steel is respectively installed in the first rectangular slot and the second rectangular slot on the T-shaped salient pole, and the electric excitation winding is wound on the T-shaped salient pole, the generated magnetic field is directly Facing the air gap and less magnetic flux leakage, the magnetic field in the air gap of the generator is jointly provided by the permanent magnet steel and the electric excitation winding. The magnetic field strength is high and the power density is high. The braking system provides vacuum boost energy.
附图说明Description of drawings
图1是本发明实施例的结构示意图。Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
图2是图1所示实施例的转子剖面图。Fig. 2 is a sectional view of the rotor of the embodiment shown in Fig. 1 .
图中：1、轴 2、后端盖 3、转子铁芯 4、定子 5、第一矩形永磁钢 6、前端盖7、第二矩形永磁钢。In the figure: 1, shaft 2, rear end cover 3, rotor iron core 4, stator 5, first rectangular permanent magnet steel 6, front end cover 7, second rectangular permanent magnet steel.
具体实施方式detailed description
下面结合附图对本发明作进一步说明：The present invention will be further described below in conjunction with accompanying drawing:
带真空泵的永磁与电磁并联磁路混合励磁发电机由真空泵、前端盖6、后端盖2、混合励磁转子、定子4组成，其特征在于：真空泵通过螺栓固定在混合励磁发电机后端盖2上，混合励磁转子由凸极电励磁转子和永磁转子组成；The permanent magnet and electromagnetic parallel magnetic circuit hybrid excitation generator with a vacuum pump is composed of a vacuum pump, a front cover 6, a rear end cover 2, a hybrid excitation rotor, and a stator 4. It is characterized in that the vacuum pump is fixed on the rear end cover of the hybrid excitation generator by bolts 2, the hybrid excitation rotor is composed of a salient pole electric excitation rotor and a permanent magnet rotor;
永磁转子由轴1、第一矩形永磁钢5、第二矩形永磁钢7、转子铁芯3组成，转子铁芯3上均布有偶数个T字型凸极，所有T字型凸极横向部分的外侧均为圆弧且在同一圆周上，所有T字型凸极横向部分的内侧均为直线且与同一圆周相切，在每个T字型凸极横向部分的内部中间靠近外端处设有贯穿转子铁芯3厚度且由两个第一矩形槽形成的倒“八”字形槽，由两个第一矩形槽形成的倒“八”字形槽的外端中间设有贯穿转子铁芯3厚度的第二矩形槽，第二矩形槽与第一矩形槽之间不连通，第二矩形槽的外边与T字型凸极的外圆弧均连通，每个第二矩形槽的内边中点与转子铁芯3中心的连线均相等；The permanent magnet rotor is composed of the shaft 1, the first rectangular permanent magnet steel 5, the second rectangular permanent magnet steel 7, and the rotor core 3. There are an even number of T-shaped salient poles on the rotor core 3, and all the T-shaped salient poles are The outer sides of the pole transverse parts are all circular arcs and on the same circumference, the inner sides of all T-shaped salient pole transverse parts are straight lines and tangent to the same circle, and the inner middle of each T-shaped salient pole transverse part is close to the outer circle. The end is provided with an inverted "eight"-shaped slot that runs through the thickness of the rotor core 3 and is formed by two first rectangular slots. The second rectangular slot with the thickness of the iron core 3, the second rectangular slot is not connected to the first rectangular slot, the outer edge of the second rectangular slot is connected with the outer arc of the T-shaped salient pole, and each second rectangular slot The connecting line between the midpoint of the inner side and the center of the rotor core 3 is equal;
将完全相同的两片第一矩形永磁钢5分别安放在转子铁芯3的由两个第一矩形槽形成的倒“八”字形槽内且两片第一矩形永磁钢5形成的倒“八”字形的内侧均为N极，再将完全相同的另外两片第一矩形永磁钢5分别安放在转子铁芯3上相邻的另外一个T字型凸极上的由两个第一矩形槽形成的倒“八”字形槽内且两片第一矩形永磁钢5形成的倒“八”字形的内侧均为S极，依次类推，最后将第二矩形永磁钢7按第二矩形永磁钢7外侧面的极性与同一个T字型凸极上的两片第一矩形永磁钢5外侧面形成的极性相同的方式依次安装在第二矩形槽内，转子铁芯3压装在轴1上。Place the identical two pieces of first rectangular permanent magnet steel 5 respectively in the inverted "eight" groove formed by the two first rectangular grooves of the rotor core 3 and the inverted "eight" groove formed by the two first rectangular permanent magnet steel 5 The inner sides of the "eight" shape are all N poles, and then the other two completely identical first rectangular permanent magnet steels 5 are placed on the other adjacent T-shaped salient poles on the rotor core 3 respectively. In the inverted "eight" shaped groove formed by a rectangular groove and the inner sides of the inverted "eight" shape formed by two first rectangular permanent magnet steels 5 are all S poles, and so on, and finally the second rectangular permanent magnetic steel 7 is pressed according to the first The polarities of the outer surfaces of the two rectangular permanent magnet steels 7 are installed in the second rectangular groove in the same manner as the polarities formed by the outer surfaces of the two first rectangular permanent magnetic steels 5 on the same T-shaped salient pole. Core 3 is press-fitted on shaft 1.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610314109.1A CN106026588A (en) | 2016-05-13 | 2016-05-13 | Permanent magnet and electromagnet parallel magnetic circuit hybrid excitation generator with vacuum pump |
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| CN201610314109.1A CN106026588A (en) | 2016-05-13 | 2016-05-13 | Permanent magnet and electromagnet parallel magnetic circuit hybrid excitation generator with vacuum pump |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112072812A (en) * | 2020-09-17 | 2020-12-11 | 山东理工大学 | Hybrid excitation generator with vacuum pump |
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| CN103026586A (en) * | 2010-07-27 | 2013-04-03 | 日产自动车株式会社 | Rotor for electric motor |
| CN204168026U (en) * | 2014-11-10 | 2015-02-18 | 山东理工大学 | Vapour automobile permanent magnet and electromagnetic mixed exciting generator |
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2016
- 2016-05-13 CN CN201610314109.1A patent/CN106026588A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0746896A1 (en) * | 1993-06-14 | 1996-12-11 | Ecoair Corporation | Hybrid alternator with voltage regulator |
| CN103026586A (en) * | 2010-07-27 | 2013-04-03 | 日产自动车株式会社 | Rotor for electric motor |
| CN102664492A (en) * | 2012-04-26 | 2012-09-12 | 张学义 | Combined magnetic-pole-type composite excitation power generation device for automobile |
| CN204168026U (en) * | 2014-11-10 | 2015-02-18 | 山东理工大学 | Vapour automobile permanent magnet and electromagnetic mixed exciting generator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112072812A (en) * | 2020-09-17 | 2020-12-11 | 山东理工大学 | Hybrid excitation generator with vacuum pump |
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Application publication date: 20161012 |
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