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CN2671208Y - 一种电动车电机 - Google Patents

一种电动车电机 Download PDF

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Publication number
CN2671208Y
CN2671208Y CN200320107801.5U CN200320107801U CN2671208Y CN 2671208 Y CN2671208 Y CN 2671208Y CN 200320107801 U CN200320107801 U CN 200320107801U CN 2671208 Y CN2671208 Y CN 2671208Y
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Prior art keywords
stator
electric vehicle
rotor
permanent magnets
steel sheet
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Expired - Fee Related
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CN200320107801.5U
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English (en)
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徐海观
丁海根
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Individual
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/64Electric machine technologies in electromobility

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  • Permanent Magnet Type Synchronous Machine (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)

Abstract

一种电动车电机由定子和转子组成,定子上有中轴,转子上有矽钢片,矽钢片上有开口槽,开口槽内有绕组,绕组与电子控制器相连接,在矽钢片的内表面上均匀的设有若干永磁体,在定子的外周面也均匀的设有若干永磁体;上述矽钢片内表面上的永磁体可以是条状结构,定子外周面上的永磁体是瓦状结构。本实用新型的一种电动车电机,由于转子内表面和定子外周面都有永磁体,转子和定子间有磁力,有助于减小阻力矩,可有效的改善电动车电机的启动性能,提高转矩和输出功率。

Description

一种电动车电机
                     技术领域
本实用新型属电动机领域,具体地说是在电动车中所使用的一种电动车电机。
                     背景技术
现有的电动车电机包括定子和转子,定子或转子上有绕组,通电后产生电磁场,磁场与磁场间相互作用而实现圆周运动,这种电动车电机在启动的时候需要较大的启动电流,消耗较多的电能,电动车在行驶中频繁的启动,电能消耗更大。
                     发明内容
本实用新型的目的是提供一种可改善启动性能的一种电动车电机。
本实用新型的目的是这样实现的:本实用新型的一种电动车电机由定子和转子组成,定子上有中轴,转子上有矽钢片,矽钢片上有开口槽,开口槽内有绕组,绕组与电子控制器相连接,在矽钢片的内表面上均匀的设有若干永磁体,在定子的外周面也均匀的设有若干永磁体。
本实用新型的一种电动车电机,由于转子内表面和定子外周面都有永磁体,转子和定子间有磁力,有助于减小阻力矩,可有效的改善电动车电机的启动性能,提高转矩和输出功率。
                     附图说明
图1为本实用新型的一种电动车电机的分解结构示意图。
图2为本实用新型的一种电动车电机的左视结构示意图。
                   具体实施方式
下面结合附图通过实施例对本实用新型作进一步说明:
如图1和图2所示,本实用新型的一种电动车电机是由定子8和转子组成,定子8上有中轴7,上述转子由前盖2、外壳3和后盖10构成,前盖2和后盖10上有轴承1和轴承11,转子上有矽钢片4,矽钢片4上有开口槽,开口槽内有绕组6,在矽钢片4的内表面上均匀的设有39根条状永磁体5,在定子8的外周面也均匀的设有10片瓦状永磁体9。
根据上述的上面所说的一种电动车电机与普通电动车电机相比可提高输出功率20%。

Claims (1)

1、一种电动车电机由定子(8)和转子组成,定子(8)上有中轴(7),转子上有矽钢片(4),矽钢片(4)上有开口槽,开口槽内有绕组(6),绕组(6)与电子控制器相连接,其特征在于在矽钢片(4)的内表面上均匀的设有若干永磁体(5),在定子(8)的外周面也均匀的设有若干永磁体(9)。
CN200320107801.5U 2003-11-06 2003-11-06 一种电动车电机 Expired - Fee Related CN2671208Y (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN200320107801.5U CN2671208Y (zh) 2003-11-06 2003-11-06 一种电动车电机

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN200320107801.5U CN2671208Y (zh) 2003-11-06 2003-11-06 一种电动车电机

Publications (1)

Publication Number Publication Date
CN2671208Y true CN2671208Y (zh) 2005-01-12

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ID=34474605

Family Applications (1)

Application Number Title Priority Date Filing Date
CN200320107801.5U Expired - Fee Related CN2671208Y (zh) 2003-11-06 2003-11-06 一种电动车电机

Country Status (1)

Country Link
CN (1) CN2671208Y (zh)

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C19 Lapse of patent right due to non-payment of the annual fee
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