WO2013086772A1 - Ralentisseur auto-générateur - Google Patents

Ralentisseur auto-générateur Download PDF

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Publication number
WO2013086772A1
WO2013086772A1 PCT/CN2012/000789 CN2012000789W WO2013086772A1 WO 2013086772 A1 WO2013086772 A1 WO 2013086772A1 CN 2012000789 W CN2012000789 W CN 2012000789W WO 2013086772 A1 WO2013086772 A1 WO 2013086772A1
Authority
WO
WIPO (PCT)
Prior art keywords
retarder
rotor
generator
stator
pulley
Prior art date
Application number
PCT/CN2012/000789
Other languages
English (en)
Chinese (zh)
Inventor
刘增岗
Original Assignee
泰乐玛汽车制动系统（上海）有限公司
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 泰乐玛汽车制动系统（上海）有限公司 filed Critical 泰乐玛汽车制动系统（上海）有限公司
Publication of WO2013086772A1 publication Critical patent/WO2013086772A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P15/00—Arrangements for controlling dynamo-electric brakes or clutches
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K49/00—Dynamo-electric clutches; Dynamo-electric brakes
    • H02K49/02—Dynamo-electric clutches; Dynamo-electric brakes of the asynchronous induction type
    • H02K49/04—Dynamo-electric clutches; Dynamo-electric brakes of the asynchronous induction type of the eddy-current hysteresis type
    • H02K49/046—Dynamo-electric clutches; Dynamo-electric brakes of the asynchronous induction type of the eddy-current hysteresis type with an axial airgap

Definitions

  • the present invention relates to a component for an automobile, and more particularly to an eddy current retarder for a vehicle.
  • the eddy current retarder is an automotive auxiliary brake device.
  • the device is installed between the vehicle drive axle and the gearbox and achieves contactless braking by electromagnetic induction.
  • the eddy current retarder provides a strong braking torque over a wide range of speeds, resulting in safety hazards such as avoiding vehicle deviations, traditional brake failures and punctures, while reducing brake pad wear and extending brake pad life.
  • Customers bring economic benefits and are therefore widely used in motor vehicles, especially large vehicles.
  • Fig. 1 is a typical eddy current retarder in the prior art.
  • the eddy current retarder is composed of a rotor 1, a stator assembly 2, a rotor adjusting washer 3, and a support frame 4.
  • the stator assembly 2 is generally formed by arranging an even number of magnetic poles in a certain positional relationship. Each pole is made of a coil wound on a core.
  • the rotor 1 is connected to a drive shaft (not shown) via a rotor adjustment washer 3.
  • the support frame 4 is used to fix the stator assembly 2 and fix the eddy current retarder to other components inside the vehicle.
  • the rotor 1 rotates with the drive shaft. Since the coil is not energized at this time, the iron core has no magnetic field, so no braking torque is generated. If the coil passes the exciting current, several cores generate several magnetic fields and pass through the rotor. An electromagnetic circuit is formed to generate an eddy current in the rotor 1, and the current-carrying rotor 1 is subjected to a force in a magnetic field, and its acting direction is opposite to the rotation direction of the rotor 1, hindering the rotation of the rotor 1, thereby making the eddy current retarder Generate braking torque. The braking torque generated by the eddy current retarder can be adjusted by the excitation current control device.
  • the prior art eddy current retarder is powered by a battery or a generator.
  • the existing truck-configured generator usually has an output current of less than 100 amps and needs to be supplemented by the electric energy of the battery. Due to the limitation of the battery capacity, Excitation current through the coil is often insufficient to generate sufficient braking torque while affecting battery life. Therefore, the prior art eddy current retarder is limited by the shortage of excitation current, which affects the application of the eddy current retarder on large and heavy-duty vehicles.
  • An object of the present invention is to overcome the deficiencies in the prior art, and to provide a retarder having a self-generating function.
  • the present invention discloses a retarder for a vehicle having a self-generating function, characterized by comprising: a retarder stator assembly, the retarder stator assembly including at least one magnetic pole The magnetic poles are all fixed on a certain sub-frame; a retarder rotor, the rotor rotates relative to the stator assembly; at least one generator, the generator is located in the stator assembly.
  • the rotor of the generator is coupled to the retarder rotor via a transmission.
  • the stator of the generator is fixed to the stator frame.
  • the retarder rotor is coupled to a rotor pulley.
  • the retarder stator assembly is fixed to a stator sleeve, and the retarder rotor is fixed to a rotor sleeve, and the stator sleeve is coupled to the rotor sleeve through a bearing.
  • the retarder includes a first generator and a second generator, the stators of the first generator and the second generator are both fixed to the retarder stator assembly, the first generator and the first
  • the rotors of the two generators are all connected to the retarder rotor via a transmission.
  • the transmission device is a belt, and the belt is connected to a rotor pulley.
  • the retarder rotor is connected to the rotor pulley. When the retarder rotor rotates, the rotor of the first generator and the second generator is rotated by the belt. .
  • the rotor of the first second generator further includes a generator pulley, and the generator pulley of the first second generator passes through the transmission and the rotation
  • the sub-pulley is connected, and the generator pulley and the rotor pulley are provided with a plurality of non-slip V-shaped grooves.
  • the first generator and the second generator are fixed to the retarder stator assembly by a bracket.
  • the first generator and the second generator are in close proximity, and the bracket is a "work" shaped rack.
  • the first generator and the second generator are diagonally distributed, and the bracket is a flat frame.
  • the rotor pulley is fixed to a rotor bushing that is fixed to the retarder rotor.
  • the retarder stator assembly is fixed to a certain sub-sleeve, and the stator bushing is connected to the rotor bushing through a bearing.
  • the drive shaft of the vehicle is directly coupled to the rotor bushing.
  • the retarder provided by the invention has a self-generating function, and converts the rotational torque of the transmission shaft into an excitation current of the retarder through the generator, and converts the excitation current into a braking torque, thereby avoiding
  • the eddy current retarder in the prior art is limited by the shortage of excitation current, which affects the application of the eddy current retarder on large and heavy-duty vehicles.
  • a rotor pulley and a belt are used to simultaneously drive the rotors of the two generators, so that the two generators can work synchronously at the same frequency, so that the currents input by the two generators are stabilized. Since both generators are mounted in the stator disk, no additional space is required.
  • the retarder provided by the invention does not need to be installed at the gearbox output port or the rear axle input port of the vehicle, and can be applied to different vehicles, and the installation range is not limited.
  • FIG. 1 is a schematic view showing the structure of a vortex retarder which is typical in the prior art
  • FIG. 2 is a cross-sectional view showing a first embodiment of the retarder according to the present invention
  • FIG. 3 is a retarder according to the present invention.
  • Figure 4 is a cross-sectional view showing a second embodiment of the retarder according to the present invention
  • Figure 5 is a front view showing a second embodiment of the retarder according to the present invention
  • Fig. 6 is a cross-sectional view showing a second embodiment of the retarder according to the present invention.
  • Fig. 7 is a front view showing a third embodiment of the retarder according to the present invention.
  • a retarder having a self-generating function according to a specific embodiment of the present invention will be described in detail below with reference to the accompanying drawings.
  • the present invention should be construed as being not limited to the embodiments described below, and the technical idea of the present invention can be implemented in combination with other known techniques or other techniques having the same functions as those of the known techniques.
  • the invention provides an automobile retarder with a self-generating function, the vehicle retarder comes with at least one generator, and the generator is used for providing a large current required for the retarder to work, and the generator is located at a slow speed of the vehicle.
  • the retarder includes a retarder stator assembly, the retarder stator assembly includes an even number of magnetic poles, the magnetic poles are fixed on a certain sub-disk; and a retarder rotor, the retarder rotor is opposite
  • the retarder stator assembly rotates to generate a braking torque; the first generator and the second generator; the first and second generators are both fixed to the stator of the retarder stator assembly
  • the rotors of the first and second generators are each connected to a rotor pulley through a belt, and the rotor pulley is fixed to the retarder rotor.
  • the drive shaft drives the retarder rotor and the rotor pulley to move.
  • the rotor of the first and second generators rotates.
  • the control circuit supplies power to the excitation coil of the generator, and the generator generates output current and current is supplied to the generator.
  • the pole coil of the retarder the greater the exciting current of the coil passing through the magnetic pole, the stronger the magnetic field, the greater the braking torque; on the other hand, when the braking torque is greater than the vehicle moment of inertia of the vehicle during operation, the vehicle Gradually slowing down, the current generated by the generator is reduced, and the braking torque is also reduced accordingly.
  • Fig. 2 is a cross-sectional view showing a first embodiment of the retarder according to the present invention.
  • the retarder includes a retarder stator 100 and a rotor 101.
  • the rotor 101 is fixed to the flange 102 by bolts and nuts.
  • Flange 102 through bolt and nut It is fixed to the drive shaft of the vehicle, and the mounting position 106 of the drive shaft is located at the center of the flange 102.
  • the stator 100 of this type of retarder is mounted on a vehicle gearbox (not shown).
  • the stator of the eddy current retarder is fixedly connected to the gearbox or the rear axle.
  • FIG. 3 is a front view of the first embodiment of the retarder according to the present invention.
  • the two generators 200 are placed adjacent to each other, and the two generators are identical in structure and size.
  • the generator 200 is fixed to the stator disk 105 together with the retarder stator 100.
  • Generator 200 includes a generator stator 202 and a generator rotor 201.
  • a generator pulley 203 is included on the generator rotor 201.
  • the outer side of the retarder flange 102 includes a rotor pulley 104.
  • the rotor pulley 104 and the generator pulley 203 are connected by a belt 205.
  • the generator pulley 203 of the two generators also rotates, thereby causing the generator rotor 201 to rotate.
  • a plurality of grooves are provided on the rotor pulley 104 and the generator pulley 203 to prevent slippage.
  • the first and second generators are fixed to the stator disk 105 by a generator mount 204.
  • the generator mount 204 is in the shape of a "work”.
  • the generator mount 204 and the stator disc 105 are coupled by rivets or bolts and nuts.
  • the retarder provided by the invention has a self-generating function, converts the rotational torque of the transmission shaft into an excitation current of the retarder through the generator, and converts the excitation current into a braking torque, thereby avoiding
  • the eddy current retarder in the prior art is limited by the shortage of excitation current, which affects the application of the eddy current retarder on large and heavy-duty vehicles.
  • a rotor pulley and a belt are used to simultaneously drive the rotors of the two generators, so that the two generators can work at the same frequency, so that the currents input by the two generators are synchronized and stable. Since both generators are mounted in the stator disk, no additional space is required.
  • the present invention also provides a second embodiment.
  • FIG. 4 is a cross-sectional view showing a second embodiment of the retarder according to the present invention
  • FIG. 5 is a front view showing a second embodiment of the retarder according to the present invention
  • FIG. 6 is a perspective view of the present invention.
  • the retarder in the first embodiment must be connected to the transmission or the rear axle and can only be installed at the gearbox output or the rear axle input. Therefore, when the vehicle body space is limited and there is a transmission and a rear axle In other parts, the retarder cannot be directly connected to the gearbox or rear axle. In fact, the range of use of the retarder is limited.
  • the present invention provides a second embodiment.
  • the retarder also includes a retarder stator 100, a rotor 101, and two generators.
  • the generator 200 supplies an excitation current to the stator
  • the stator 100 generates a magnetic field
  • the cutting magnetic field lines generate an induced current when the rotor 101 rotates
  • the stator 100 applies an electromagnetic force to the rotor 101 to generate a braking torque.
  • the stator 100 is fixed to the stator bushing 303 with the stator bushing on the inside.
  • inside as used in the present invention means a side close to the central axis of the cylinder, and correspondingly “outside” means a distance from the central axis of the cylinder.
  • one side the stator 100 and the stator bushing 303 are fixed by bolts and nuts. In fact, those skilled in the art will recognize that there are other ways of fixing the two components together, such as welding.
  • the stator 100 and the stator bushing 303 remain relatively fixed. A certain air gap (not shown) is maintained between the rotor 101 and the stator 100.
  • the rotor 101 is fixed to the rotor bushing 302.
  • the rotor 101 and the rotor bushing 302 are fixed by means of bolts and nuts 305.
  • the rotor bushing 302 is a hollow cylindrical object, and the hollow cavity is almost coincident with the center position of the eddy current retarder.
  • the stator bushing 303 and the rotor bushing 302 are connected by a bearing 301, wherein the stator bushing 303 and the rolling bearing 301 are external The side is connected, and the rotor bushing 302 is connected to the inner side of the rolling bearing 301.
  • the drive shaft 304 of the transmission mechanism of the vehicle is mounted directly within the hollow cavity of the rotor bushing 302.
  • the drive shaft 304 is splined to the rotor bushing 302 for transmitting torque.
  • the drive shaft 304 can also be a drive shaft having a universal joint (not shown).
  • this embodiment does not require the retarder to be installed at the transmission output port or the rear axle input port of the vehicle, and can be applied to different vehicles, and the installation range is not limited.
  • Fig. 7 is a front view of a third embodiment of the retarder according to the present invention.
  • the two generators are placed next to each other.
  • the contact area of the belt 205 with the pulleys of the two generators is less than 90 degrees, although a plurality of anti-slip grooves are provided on the pulley 203, Once the drive shaft is running at high speed, the belt 205 will still slip.
  • the present invention provides a third embodiment.
  • the two generators 200 are placed diagonally, the belts 205 are parallel, and the two generators 200 are fixed to the stator disk 105 by a "one" type support frame 204.
  • the retarder rotor 101 can be coupled to the drive shaft via the flange 102 or to the drive shaft by means of a rolling bearing.
  • the effective contact area of the generator pulley 203 and the belt 205 is greatly increased by more than 150 degrees, effectively preventing the belt 205 from slipping.
  • the retarder with self-generating function provided by the invention can be applied to various moving tools, such as automobiles, trains, subways, elevators, ropeways, etc., and overcomes the use in large or very large scale. Defects in retarder braking torque due to insufficient current when on the vehicle.
  • the retarder with self-generating function provided by the invention can effectively convert the mechanical energy during the movement of the automobile into electric energy and supply the retarder, and provides a high-power braking torque for the retarder, thereby overcoming that the retarder cannot be used. Defects on large heavy-duty automotive equipment.
  • the retarder with self-generating function provided by the present invention has a compact structure compared with the prior art, which can minimize the area of the retarder and provide more space for the assembly of the automobile.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)

Abstract

L'invention porte sur un ralentisseur auto-générateur qui comprend : un ensemble stator (2), comprenant au moins un pôle magnétique, les pôles magnétiques étant tous fixés sur un support (4) ; un rotor (1) qui tourne par rapport à l'ensemble stator (2) ; et au moins un dispositif générateur (200), placé dans l'ensemble stator (2). Le ralentisseur auto-générateur proposé par la présente invention est applicable à des sortes d'outils mobiles et il surmonte le défaut d'insuffisance de couple de freinage du ralentisseur qui se présente en cas d'une insuffisance de courant lorsque le ralentisseur est utilisé dans le transport lourd ou ultra lourd.
PCT/CN2012/000789 2011-12-13 2012-06-08 Ralentisseur auto-générateur WO2013086772A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201110424065.5 2011-12-13
CN201110424065 2011-12-13

Publications (1)

Publication Number Publication Date
WO2013086772A1 true WO2013086772A1 (fr) 2013-06-20

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ID=47458150

Family Applications (2)

Application Number Title Priority Date Filing Date
PCT/CN2012/000789 WO2013086772A1 (fr) 2011-12-13 2012-06-08 Ralentisseur auto-générateur
PCT/CN2012/000788 WO2013086771A1 (fr) 2011-12-13 2012-06-08 Ralentisseur auto-générateur utilisé dans un véhicule

Family Applications After (1)

Application Number Title Priority Date Filing Date
PCT/CN2012/000788 WO2013086771A1 (fr) 2011-12-13 2012-06-08 Ralentisseur auto-générateur utilisé dans un véhicule

Country Status (2)

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CN (5) CN103158562A (fr)
WO (2) WO2013086772A1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103158562A (zh) * 2011-12-13 2013-06-19 泰乐玛汽车制动系统（上海）有限公司 用于交通工具的具有自发电功能的缓速器
CN104553823A (zh) * 2013-10-09 2015-04-29 泰乐玛汽车制动系统（上海）有限公司 一种安装于车辆传动轴的电涡流缓速器
CN104648343B (zh) * 2015-02-07 2017-06-20 盐城工学院 汽车自反馈刹车系统
CN105000003B (zh) * 2015-02-07 2017-10-03 盐城工学院 汽车智能刹车系统
GB201512264D0 (en) * 2015-07-14 2015-08-19 Cummins Generator Technologies Adaptor for generator
CN106143118B (zh) * 2016-07-15 2018-09-14 吉林大学 一种具有盘式轮毂电机的汽车
CN107516985A (zh) * 2017-08-15 2017-12-26 天津恭达顺驰科技有限公司 一种带轮边减速器的桥式构造电磁液冷缓速器
WO2023281128A1 (fr) * 2021-07-07 2023-01-12 Ralentizadores Y Transformaciones, S.A. Système d'alimentation pour un retardateur d'un véhicule, retardateur autonome et procédé pour rendre autonome un retardateur

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58116253A (ja) * 1981-12-29 1983-07-11 Mitsuwa Seiki Co Ltd 電磁式レタ−ダブレ−キシステム
DE3908234C2 (de) * 1989-02-27 1994-01-13 Hans Heinrich Holm Eggers Zusatzbremseinrichtung für Fahrzeuge
CN1775582A (zh) * 2005-11-30 2006-05-24 深圳市特尔佳运输科技有限公司 半挂车或挂车的辅助制动装置
CN2806225Y (zh) * 2005-05-13 2006-08-16 苏新页 自发电涡流缓速器
CN2832583Y (zh) * 2005-09-12 2006-11-01 江苏超力电器有限公司 自励式电涡流缓速器
CN2874893Y (zh) * 2005-11-30 2007-02-28 深圳市特尔佳运输科技有限公司 缓速器的独立供电设备

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3365598A (en) * 1964-08-31 1968-01-23 Eaton Yale & Towne Eddy-current apparatus including a magnetizable metal facing
US4400638B1 (en) * 1981-08-20 1994-11-29 Stromag Inc Shaft mounted eddy current drive
US6199391B1 (en) * 1997-08-29 2001-03-13 American Cooling Systems, Llc Magnetic clutch method and apparatus for driving a vehicle air conditioner
FR2853157B1 (fr) * 2003-03-26 2005-06-17 Telma Ralentisseur electromagnetique d'un vehicule comportant un alternateur
FR2860356B1 (fr) * 2003-09-26 2005-12-30 Telma Ralentisseur electromagnetique muni d'un support et d'un intercalaire integres
WO2007136275A2 (fr) * 2006-05-24 2007-11-29 Ziad Badarneh Véhicule électrique toutes roues motrices
CN101041333A (zh) * 2007-04-28 2007-09-26 西安交通大学 利用新型汽车制动能量回收缓速器的制动发电方法及系统
DE102007046852A1 (de) * 2007-09-29 2009-04-02 Bayerische Motoren Werke Aktiengesellschaft Kraftfahrzeug
KR100965562B1 (ko) * 2008-04-25 2010-06-23 주식회사 에이디티 발전기-브레이크 일체형 회전기기
CN201570971U (zh) * 2009-11-03 2010-09-01 十堰联增汽车电器有限公司 电涡流缓速器
CN201703264U (zh) * 2010-05-27 2011-01-12 何渭贤 带自发电的汽车缓速器
CN101934738B (zh) * 2010-10-25 2012-05-23 江苏大学 一种双转子盘式自励式缓速器及其控制方法
CN103158562A (zh) * 2011-12-13 2013-06-19 泰乐玛汽车制动系统（上海）有限公司 用于交通工具的具有自发电功能的缓速器

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58116253A (ja) * 1981-12-29 1983-07-11 Mitsuwa Seiki Co Ltd 電磁式レタ−ダブレ−キシステム
DE3908234C2 (de) * 1989-02-27 1994-01-13 Hans Heinrich Holm Eggers Zusatzbremseinrichtung für Fahrzeuge
CN2806225Y (zh) * 2005-05-13 2006-08-16 苏新页 自发电涡流缓速器
CN2832583Y (zh) * 2005-09-12 2006-11-01 江苏超力电器有限公司 自励式电涡流缓速器
CN1775582A (zh) * 2005-11-30 2006-05-24 深圳市特尔佳运输科技有限公司 半挂车或挂车的辅助制动装置
CN2874893Y (zh) * 2005-11-30 2007-02-28 深圳市特尔佳运输科技有限公司 缓速器的独立供电设备

Also Published As

Publication number Publication date
CN103166422B (zh) 2018-01-16
CN103166422A (zh) 2013-06-19
CN103166421A (zh) 2013-06-19
WO2013086771A1 (fr) 2013-06-20
CN103158562A (zh) 2013-06-19
CN202679216U (zh) 2013-01-16
CN202663275U (zh) 2013-01-09

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