WO2009140867A1 - Générateur à moteur - Google Patents

Générateur à moteur Download PDF

Info

Publication number
WO2009140867A1
WO2009140867A1 PCT/CN2009/070366 CN2009070366W WO2009140867A1 WO 2009140867 A1 WO2009140867 A1 WO 2009140867A1 CN 2009070366 W CN2009070366 W CN 2009070366W WO 2009140867 A1 WO2009140867 A1 WO 2009140867A1
Authority
WO
WIPO (PCT)
Prior art keywords
generator
engine
starter
rotor
flywheel
Prior art date
Application number
PCT/CN2009/070366
Other languages
English (en)
Chinese (zh)
Inventor
王虎山
唐真兴
何飞
隆郁
Original Assignee
隆鑫工业有限公司
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 隆鑫工业有限公司 filed Critical 隆鑫工业有限公司
Publication of WO2009140867A1 publication Critical patent/WO2009140867A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
    • H02K7/1807—Rotary generators
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
    • H02K7/118—Structural association with clutches, brakes, gears, pulleys or mechanical starters with starting devices

Definitions

  • the present invention relates to a generator, and more particularly to a generator driven by an engine.
  • the stator and rotor of existing engine generators are typically mounted at one end of the engine crankshaft that extends out of the crankcase, and the rotor is driven directly or indirectly by the crankshaft.
  • the hand starter for starting the engine is located at the outermost side and is coaxial with the crankshaft. When starting, the pawl of the hand puller drives the crankshaft to rotate by the starter cup mounted at the end of the crankshaft.
  • the installation of the crankshaft ends is different. There are two main types of common generators.
  • One is equipped with a large winding generator. As shown in Figure 1, the generator is large in size. 13.
  • the flywheel 14, the fan 15 and the starter cup 16 are located at the end of the crankshaft 17, and the generator is separately mounted at the other end of the crankshaft 17 (not shown).
  • the portion of the crankshaft 17 that extends out of the crankcase 18 needs to be made long.
  • the axial size of the whole engine generator is too large; the other is equipped with a permanent magnet generator, as shown in Fig. 2, the generator 19 of this structure is an outer rotor structure, the volume is small, and the rotor also doubles as a flywheel.
  • the fan 20 and the starter cup 21 are directly mounted on the rotor.
  • the problem to be solved by the present invention is to provide an engine generator which is compact in structure, convenient in installation, and short in axial dimension of a crankshaft.
  • the present invention provides an engine generator including an engine, a generator, and a starter for starting the engine. The generator and the starter are disposed outside the engine crankcase and coaxially located in the axial direction of the crankshaft.
  • the engine crankshaft protrudes from one end of the crankcase and is equipped with a flywheel
  • the generator is located between the starter and the flywheel
  • the generator is an inner rotor structure
  • the generator rotor is supported on a rotor shaft detachably connected with the flywheel;
  • the core is provided with an axial bore corresponding to the position of the pawl that is axially displaceable on the actuator.
  • the generator rotor is separately mounted on a shaft, and the end of the crankshaft extending out of the crankcase is only used to mount the flywheel assembly, so that the portion of the crankshaft that protrudes out of the crankcase does not need to be long, so that the entire crankshaft The length is greatly reduced.
  • the generator rotor is separately assembled on the rotor shaft and then connected to the flywheel for easier assembly.
  • the flywheel, starter and generator are mounted at the same end of the engine crankshaft, making the entire engine generator compact.
  • a guide sleeve is mounted on one end of the starter.
  • the thickness of the generator rotor and stator is not large, the axial space occupied by the general gasoline engine is small, and the generator rotor doubles as the starting cup, which omits the startup cup which is used to transmit force between the starter and the crankshaft, and the structure is simplified.
  • the pawl on the starter axially extends into the axial hole of the generator rotor to drive the rotor to operate, and the generator rotor drives the flywheel and the crankshaft to rotate, thereby starting the engine.
  • the technical effects obtained by the invention are: compact structure, convenient installation, and greatly shortening the axial dimension of the engine crankshaft, simplifying the structure.
  • FIG. 1 is a partial schematic view showing the structure of an existing engine generator equipped with a conventional winding type large generator.
  • 2 is a partial structural schematic view of an existing engine generator equipped with a permanent magnet generator.
  • Figure 3 is a schematic view of the structure of the present invention. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be further described below with reference to the accompanying drawings and embodiments.
  • an engine generator having an inner rotor structure, an engine, a generator, and a starter for starting the engine, The machine and the starter are disposed outside the crankcase of the engine and coaxially on the same side of the axial direction of the crankshaft.
  • the engine crankshaft extends from one end of the crankcase and is equipped with a flywheel.
  • the generator is located between the starter and the flywheel, and the generator is inside.
  • the rotor structure, the generator rotor 1 is supported on a rotor shaft 2 detachably connected to the flywheel 4; the iron core of the generator rotor 1 is provided with a pawl 10 axially axially 9 and axially displaceable on the starter 6
  • the location corresponds. Since the generator rotor 1 is separately mounted on a shaft, the end of the crankshaft 5 extending out of the crankcase 12 is only used to mount the flywheel assembly, so that the portion of the crankshaft 5 that extends out of the crankcase 12 does not need to be long.
  • the entire length of the crankshaft 5 is greatly shortened.
  • the generator rotor 1 is separately mounted on the rotor shaft 2 and then connected to the flywheel 4, which is more convenient to assemble.
  • the flywheel 4, the starter 6 and the generator are mounted at the same end of the engine crankshaft 5, making the overall engine generator compact.
  • the axial holes 9 in the core of the generator rotor 1 have at least two and are evenly distributed in the circumferential direction, and the guide holes 11 are mounted on one end of the axial holes 9 against the starter 6.
  • the generator is a variable frequency generator.
  • the axial hole 9 on the core of the generator rotor 1 may be four, and may be a fan-shaped hole, and the axial hole 9 is slightly larger than the pawl 10 on the starter 6.
  • the guide sleeve 11 can be a plastic sleeve for guiding the plastic material pawl 10 to reduce friction.
  • One end of the motor rotor 1 is supported on the casing 3 by bearings, the starter 6 is mounted on the inner side of the casing 3, and the generator stator 7 is fixedly mounted between the casing 3 and the fan cover 8.
  • the generator stator 7 is limited between the housing 3 and the stepped surface of the fan cover 8, and the housing 3 and the fan cover 8 are bolted and fixed.
  • the thickness of the generator rotor 1 and the stator 7 used in the present invention is not large, the axial space occupying the entire engine generator is small, and the generator rotor 1 doubles as the starter cup, eliminating the conventional starter cup parts, and the structure is simplified.
  • the pawl 10 on the starter 6 extends axially into the axial bore 9 of the generator rotor 1 to drive the rotor 1 to operate, and the generator rotor 1 drives the flywheel 4 and the crankshaft 5 to rotate, thereby starting the engine.

Landscapes

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

Abstract

Générateur à moteur constitué d'un moteur, d'un générateur et d'un démarreur (6) pour démarrer le moteur. Le générateur et le démarreur (6) se situent à l'extérieur du carter (12) et sont coaxialement situés du côté de la direction de l'axe de la manivelle (5). Sur la partie de la manivelle du moteur faisant saillie depuis le carter (12) est installé un volant (4). Le générateur se trouvant inséré entre le démarreur (6) et le volant (4) est composé d'une structure de rotor, d'un rotor (1) soutenu par un axe amovible (2) connecté au dit volant. L'âme d'acier dudit rotor (1) est perforée d'un orifice axial (9) lui permettant de se déplacer axialement le long du démarreur (6) grâce à la position du cliquet (10) correspondante.
PCT/CN2009/070366 2008-05-23 2009-02-05 Générateur à moteur WO2009140867A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200810069733.5 2008-05-23
CN2008100697335A CN101282054B (zh) 2008-05-23 2008-05-23 一种发动机发电机

Publications (1)

Publication Number Publication Date
WO2009140867A1 true WO2009140867A1 (fr) 2009-11-26

Family

ID=40014391

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2009/070366 WO2009140867A1 (fr) 2008-05-23 2009-02-05 Générateur à moteur

Country Status (2)

Country Link
CN (1) CN101282054B (fr)
WO (1) WO2009140867A1 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101282054B (zh) * 2008-05-23 2010-06-02 隆鑫工业有限公司 一种发动机发电机
CN100570151C (zh) * 2008-05-23 2009-12-16 隆鑫工业有限公司 一种发动机发电机手起动机构
CN102367760A (zh) * 2011-04-01 2012-03-07 湖南华强电气有限公司 汽车发动机
CN102367757A (zh) * 2011-04-01 2012-03-07 湖南华强电气有限公司 汽车发动机
CN102797701B (zh) * 2012-07-17 2015-04-01 福建一华电机有限公司 一种单轴承发电机用飞轮风叶机构
CN103023208A (zh) * 2012-12-18 2013-04-03 重庆吉力芸峰实业(集团)有限公司 一种变频发电机
CN104009577A (zh) * 2013-02-27 2014-08-27 丁金助 单马达发电装置
CN108995542A (zh) * 2018-09-06 2018-12-14 广西玉柴机器股份有限公司 电机集成式电动汽车用增程器
CN113612349B (zh) * 2021-09-07 2022-05-27 北京航空航天大学 一种航空发动机直驱式内转子起动发电机系统

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2228550Y (zh) * 1994-05-27 1996-06-05 沈荃 起动、发电、点火复合机
US6364042B1 (en) * 2000-04-26 2002-04-02 Ford Global Technologies, Inc. Method and apparatus for coupling an engine and transmission with a starter/alternator
JP2002309952A (ja) * 2001-04-13 2002-10-23 Fuji Heavy Ind Ltd エンジン発電機
CN101282054A (zh) * 2008-05-23 2008-10-08 隆鑫工业有限公司 一种发动机发电机
CN101280758A (zh) * 2008-05-23 2008-10-08 隆鑫工业有限公司 一种发动机发电机手起动机构
CN201202529Y (zh) * 2008-05-23 2009-03-04 隆鑫工业有限公司 发动机发电机
CN201202566Y (zh) * 2008-05-23 2009-03-04 隆鑫工业有限公司 发动机发电机手起动机构

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2284467Y (zh) * 1996-12-27 1998-06-17 刘维新 整装式飞轮永磁恒压发电机
EP0898353A1 (fr) * 1997-08-22 1999-02-24 Ecomag S.A. Groupe électrogène perfectionné
JP2000328957A (ja) * 1999-05-21 2000-11-28 Honda Motor Co Ltd エンジン発電機

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2228550Y (zh) * 1994-05-27 1996-06-05 沈荃 起动、发电、点火复合机
US6364042B1 (en) * 2000-04-26 2002-04-02 Ford Global Technologies, Inc. Method and apparatus for coupling an engine and transmission with a starter/alternator
JP2002309952A (ja) * 2001-04-13 2002-10-23 Fuji Heavy Ind Ltd エンジン発電機
CN101282054A (zh) * 2008-05-23 2008-10-08 隆鑫工业有限公司 一种发动机发电机
CN101280758A (zh) * 2008-05-23 2008-10-08 隆鑫工业有限公司 一种发动机发电机手起动机构
CN201202529Y (zh) * 2008-05-23 2009-03-04 隆鑫工业有限公司 发动机发电机
CN201202566Y (zh) * 2008-05-23 2009-03-04 隆鑫工业有限公司 发动机发电机手起动机构

Also Published As

Publication number Publication date
CN101282054B (zh) 2010-06-02
CN101282054A (zh) 2008-10-08

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