CN112003404A - A lightweight built-in rechargeable permanent magnet generator and installation structure - Google Patents
A lightweight built-in rechargeable permanent magnet generator and installation structure Download PDFInfo
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- CN112003404A CN112003404A CN202010587597.XA CN202010587597A CN112003404A CN 112003404 A CN112003404 A CN 112003404A CN 202010587597 A CN202010587597 A CN 202010587597A CN 112003404 A CN112003404 A CN 112003404A
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- 238000009434 installation Methods 0.000 title abstract description 13
- 238000004804 winding Methods 0.000 claims abstract description 56
- 238000001816 cooling Methods 0.000 claims description 16
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 14
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000004512 die casting Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000009413 insulation Methods 0.000 description 5
- 239000007858 starting material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
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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
- H02K1/2786—Outer rotors
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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
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/18—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
- H02K1/187—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures to inner stators
-
- 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
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
Description
技术领域technical field
本发明属于发电机技术领域,涉及轻巧型内置式可充电的永磁发电机及安装结构。The invention belongs to the technical field of generators, and relates to a lightweight built-in rechargeable permanent magnet generator and an installation structure.
背景技术Background technique
传统励磁式发电机均为外置式,其定子和转子分别与柴油机的输出端法兰和输出轴连接,组成发电机组后轴向长度较大,使得机组整机体积较大,重量较重。The traditional excitation generators are all external, and the stator and rotor are connected to the output flange and output shaft of the diesel engine respectively. After forming the generator set, the axial length is large, which makes the whole unit larger and heavier.
同时,为便于在低温寒冷地区使用,一般用户希望柴油发电机组采用电起动方式。与传统手起动式柴油发电机组相比,电起动柴油发电机组需要增加起动电机、飞轮齿圈和供起动用的蓄电池、充电发电机等零件,这势必会进一步增加发电机组的体积和重量,不利于用户在地形条件较复杂的地区搬运和使用。因此,用户迫切希望获得一种采用电起动方式且体积重量更轻巧的柴油发电机组。At the same time, in order to facilitate the use in low temperature and cold areas, the general user hopes that the diesel generator set adopts the electric starting method. Compared with the traditional hand-started diesel generator set, the electric starter diesel generator set needs to increase the starter motor, the flywheel ring gear, the battery for starting, the charging generator and other parts, which is bound to further increase the volume and weight of the generator set. It is convenient for users to carry and use in areas with complex terrain conditions. Therefore, users are eager to obtain a diesel generator set that adopts an electric starting method and is lighter in size and weight.
为克服以上不足,满足用户使用要求,需要研制一种轻巧型内置式可充电的永磁发电机及安装结构。In order to overcome the above shortcomings and meet the requirements of users, it is necessary to develop a lightweight built-in rechargeable permanent magnet generator and its installation structure.
发明内容SUMMARY OF THE INVENTION
本发明的目的在于提供一种轻巧型内置式可充电的永磁发电机及安装结构,能解决上述的问题。The purpose of the present invention is to provide a lightweight built-in rechargeable permanent magnet generator and its installation structure, which can solve the above problems.
按照本发明提供的技术方案:一种轻巧型内置式可充电的永磁发电机,包括定子,及安装在所述定子外周可转动的转子;所述转子包括转子铁芯,所述转子铁芯内周镶嵌有永磁块,其外周上压有电起动齿圈;所述定子包括定子铁芯,所述定子铁芯上设有输出线绝缘座,所述定子铁芯上设置定子主绕组、定子驱动绕组、定子充电绕组,所述定子驱动绕组、定子充电绕组被所述定子主绕组隔开,所述定子主绕组在所述输出线绝缘座上引出定子主绕组输出线,所述定子驱动绕组在所述输出线绝缘座上引出定子定子驱动绕组输出线,所述定子充电绕组在所述输出线绝缘座上引出定子定子驱动绕组输出线。According to the technical solution provided by the present invention: a lightweight built-in rechargeable permanent magnet generator, comprising a stator, and a rotatable rotor mounted on the outer periphery of the stator; the rotor comprises a rotor iron core, and the rotor iron core The inner circumference is inlaid with a permanent magnet block, and the outer circumference is pressed with an electric starting ring gear; the stator includes a stator iron core, an output wire insulating seat is arranged on the stator iron core, and the stator main winding, The stator driving winding and the stator charging winding are separated by the stator main winding, and the stator main winding leads out the stator main winding output wire on the output wire insulation seat, and the stator driving The windings lead out the stator stator drive winding output wire on the output wire insulating base, and the stator charging winding leads out the stator stator drive winding output wire on the output wire insulating base.
作为本发明的进一步改进,所述转子铁芯由圆环形钢材制成。As a further improvement of the present invention, the rotor core is made of circular steel.
作为本发明的进一步改进,所述永磁块为瓦片形。As a further improvement of the present invention, the permanent magnet block is tile-shaped.
作为本发明的进一步改进,所述转子铁芯为圆环形,其内圆上均匀设有十八个凹槽,磁级相反的各个所述永磁块被间隔均匀地镶嵌在所述转子铁芯的凹槽里。As a further improvement of the present invention, the rotor iron core is a circular ring with eighteen grooves evenly arranged on its inner circle, and the permanent magnet blocks with opposite magnetic levels are evenly embedded in the rotor iron at intervals. in the groove of the core.
一种轻巧型内置式可充电的永磁发电机安装结构,包括以上所述的发电机,所述转子铁芯固定在冷却风扇上,所述定子安装在柴油机定子安装端口上,所述冷却风扇安装在柴油机曲轴上。A lightweight built-in rechargeable permanent magnet generator installation structure, comprising the above generator, the rotor iron core is fixed on a cooling fan, the stator is installed on a diesel engine stator installation port, the cooling fan Installed on the crankshaft of the diesel engine.
作为本发明的进一步改进,所述冷却风扇由铸铝合金压铸而成,其芯部轮毂内设有安装锥孔。As a further improvement of the present invention, the cooling fan is made of die-cast aluminum alloy, and a mounting taper hole is arranged in the hub of the core.
作为本发明的进一步改进,所述冷却风扇中通过飞轮螺母及飞轮螺母垫片固定在所述柴油机曲轴圆锥面上。As a further improvement of the present invention, the cooling fan is fixed on the conical surface of the diesel engine crankshaft by a flywheel nut and a flywheel nut washer.
本发明的积极进步效果在于:The positive progressive effect of the present invention is:
本发明的发电机的转子与定子被内置在柴油机冷却风扇内侧,结构紧凑,不占用空间;(2)与转子铁芯相连的冷却风扇为铝合金压铸件,通过轮毂内锥孔安装在曲轴上,重量轻巧,结构可靠,安装方便;(3)定子绕组上设有三组绕组,不仅输出正常的三相交流电和两相驱动交流电,还输出给电瓶充电的两相交流电,组成电起动式柴油发电机组时,省去了专用的充电发电机,有利于降低整机成本,减轻整机重量。The rotor and stator of the generator of the present invention are built in the inner side of the diesel engine cooling fan, and the structure is compact and does not occupy space; (2) the cooling fan connected with the rotor iron core is an aluminum alloy die-casting part, which is installed on the crankshaft through the inner cone hole of the hub , light weight, reliable structure and easy installation; (3) There are three sets of windings on the stator winding, which not only output normal three-phase alternating current and two-phase driving alternating current, but also output two-phase alternating current for charging the battery, forming an electric starting diesel generator. When the unit is installed, the dedicated charging generator is omitted, which is beneficial to reduce the cost of the whole machine and reduce the weight of the whole machine.
附图说明Description of drawings
图一为本发明在柴油机中的安装示意图。Figure 1 is a schematic diagram of the installation of the present invention in a diesel engine.
图二为本发明的转子正视示意图。Figure 2 is a schematic front view of the rotor of the present invention.
图三为本发明的转子组合结构示意图。Figure 3 is a schematic diagram of the rotor assembly structure of the present invention.
图四为本发明的定子结构示意图。FIG. 4 is a schematic diagram of the stator structure of the present invention.
具体实施方式Detailed ways
下面结合附图对本发明的具体实施方式作进一步的说明。The specific embodiments of the present invention will be further described below with reference to the accompanying drawings.
图1-4中,包括1-转子,2-定子,3-机体定子安装端口,4-曲轴,5-螺栓,6-飞轮螺母垫圈,7飞轮螺母,8-导风罩;1-1-转子铁芯,1-2-永磁块,1-3-电起动齿圈,1-4-冷却风扇,1-5-圆头螺栓; 2-1-定子铁芯,2-2-定子主绕组,2-3-定子驱动绕组,2-4-定子充电绕组,2-5-定子主绕组输出线,2-6-定子驱动绕组输出线,2-7-定子充电绕组输出线,2-8-输出线绝缘座等。In Figure 1-4, including 1-rotor, 2-stator, 3-body stator mounting port, 4-crankshaft, 5-bolt, 6-flywheel nut washer, 7-flywheel nut, 8-air deflector; 1-1- Rotor core, 1-2-permanent magnet block, 1-3-electric starter ring gear, 1-4-cooling fan, 1-5-round head bolt; 2-1-stator core, 2-2-stator main Winding, 2-3- stator drive winding, 2-4- stator charging winding, 2-5- stator main winding output wire, 2-6- stator driving winding output wire, 2-7- stator charging winding output wire, 2- 8- Output wire insulation seat, etc.
如图1所示,本发明是一种轻巧型内置式可充电的永磁发电机,包括定子2,及安装在所述定子2外周可转动的转子1。As shown in FIG. 1 , the present invention is a lightweight built-in rechargeable permanent magnet generator, comprising a
转子1中,转子铁芯1-1由圆环形钢材制成,其内圆镶嵌有瓦片形永磁块1-2作为磁极,其外圆上压有电起动齿圈,转子铁芯1-1通过螺栓1-5固定在冷却风扇1-4上,以上零件组合后既是永磁发电机的转子1,又作为风冷柴油机的飞轮风扇和电起动被驱动轮。转子铁芯1-1为圆环形,其内圆上均匀设有十八个凹槽,磁级相反的各9个永磁块1-2被间隔均匀地镶嵌在转子铁芯1-1的凹槽里。In the rotor 1, the rotor iron core 1-1 is made of circular steel, its inner circle is inlaid with tile-shaped permanent magnet blocks 1-2 as magnetic poles, and its outer circle is pressed with an electric starting ring gear, the rotor iron core 1 -1 is fixed on the cooling fan 1-4 by bolts 1-5. After the above parts are combined, it is not only the rotor 1 of the permanent magnet generator, but also the flywheel fan of the air-cooled diesel engine and the driven wheel of the electric starter. The rotor iron core 1-1 is a circular ring, and its inner circle is evenly provided with eighteen grooves. in the groove.
定子2中,定子铁芯2-1由若干个硅钢片材料冲压组合而成,其外圆上开有27个径向矩形槽口,形成27个径向凸齿用于绕制发电绕组,定子铁芯2-1上设有输出线绝缘座2-8。制作时,先将1个定子驱动绕组2-3和1个定子充电绕组2-4位于其中一个定子主绕组2-2的两侧被安置在靠近输出线绝缘座2-8的附近,其余定子主绕组2-2被安置在定子铁芯2-1剩余的24个径向凸齿上,共同形成定子1。定子主绕组2-2为三相输出,在输出线绝缘座2-8上引出定子主绕组输出线2-5,定子驱动绕组2-3为单相输出,在输出线绝缘座2-8上引出定子定子驱动绕组输出线2-6,定子充电绕组2-4为单相输出,在输出线绝缘座2-8上引出定子定子驱动绕组输出线2-7。In the
一种轻巧型内置式可充电的永磁发电机安装结构,定子2安装在柴油机定子安装端口上,转子1安装在柴油机曲轴4上,转子1通过冷却风扇1-4芯部轮毂的锥孔安装在柴油机曲轴4圆锥面上,其端面由飞轮螺母7及飞轮螺母垫片6固定。定子2通过螺栓5安装在机体定子安装端口3上。A lightweight built-in rechargeable permanent magnet generator installation structure, the
工作时,由柴油机曲轴4驱动飞轮风扇1-4带动转子1旋转,形成了一个旋转的磁场,而定子2在其内部不动,从而实现绕组切割磁感应线,产生感应电动势。本发明充分利用了柴油机的飞轮风扇内侧与机体定子安装端口间的空间,把永磁发电机安装在柴油机风冷风扇内侧,使得整个发电机安装后完全不占用外部空间,有利于组装成体积重量更为轻巧的柴油发电机组。During operation, the
本发明具备如下优点:定子和转子体积小巧,安装方便,整个发电机结构被安装在柴油机内部,形成内置式结构,不占用外部空间;带动转子铁芯的冷却风扇为铝合金压铸件,永磁块被镶嵌在转子内圆凹槽内,使得发电机结构紧凑、重量轻巧;定子绕组除正常三相交流输出和单相交流驱动输出外,还有给电瓶充电的单相交流输出,使电起动式柴油机发电机组的结构更为简单,轻巧。The invention has the following advantages: the stator and the rotor are small in size and easy to install; the entire generator structure is installed inside the diesel engine to form a built-in structure without occupying external space; the cooling fan that drives the rotor core is an aluminum alloy die-casting, permanent magnet The block is embedded in the inner circular groove of the rotor, which makes the generator compact in structure and light in weight; in addition to the normal three-phase AC output and single-phase AC drive output, the stator winding also has a single-phase AC output for charging the battery, enabling electric starting The structure of the diesel generator set is simpler and lighter.
Claims (7)
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113799596A (en) * | 2021-10-14 | 2021-12-17 | 湖南道依茨动力有限公司 | Cooling assembly integrating power generation and vehicle |
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US4446416A (en) * | 1979-08-14 | 1984-05-01 | Wanlass Cravens Lamar | Polyphase electric machine having controlled magnetic flux density |
CN1893222A (en) * | 2005-07-08 | 2007-01-10 | 山东理工大学 | Centrifugal permanent magnet starting power generation device |
CN204947857U (en) * | 2015-07-29 | 2016-01-06 | 徐宗刚 | Multiple stators permanent magnet generator |
CN105978199A (en) * | 2016-07-12 | 2016-09-28 | 深圳大学 | Permanent magnetic vernier motor |
CN208835973U (en) * | 2018-07-21 | 2019-05-07 | 江西泰豪军工集团有限公司 | A kind of embedded permanent magnet generator structure of miniaturization |
CN212935593U (en) * | 2020-06-24 | 2021-04-09 | 无锡华源凯马发动机有限公司 | Light built-in chargeable permanent magnet generator and mounting structure |
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2020
- 2020-06-24 CN CN202010587597.XA patent/CN112003404A/en not_active Withdrawn
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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US4446416A (en) * | 1979-08-14 | 1984-05-01 | Wanlass Cravens Lamar | Polyphase electric machine having controlled magnetic flux density |
CN1893222A (en) * | 2005-07-08 | 2007-01-10 | 山东理工大学 | Centrifugal permanent magnet starting power generation device |
CN204947857U (en) * | 2015-07-29 | 2016-01-06 | 徐宗刚 | Multiple stators permanent magnet generator |
CN105978199A (en) * | 2016-07-12 | 2016-09-28 | 深圳大学 | Permanent magnetic vernier motor |
CN208835973U (en) * | 2018-07-21 | 2019-05-07 | 江西泰豪军工集团有限公司 | A kind of embedded permanent magnet generator structure of miniaturization |
CN212935593U (en) * | 2020-06-24 | 2021-04-09 | 无锡华源凯马发动机有限公司 | Light built-in chargeable permanent magnet generator and mounting structure |
Cited By (1)
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CN113799596A (en) * | 2021-10-14 | 2021-12-17 | 湖南道依茨动力有限公司 | Cooling assembly integrating power generation and vehicle |
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Application publication date: 20201127 |