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jac dong li 4da1 chai you ji qi dong ji de zheng que an zhuang ji kong zhuan da hua gu zhang pai chu
Author(s): 
Pages: 44
Year: Issue:  10
Journal: Farm Machinery Using & Maintenance

Abstract: 一、4DA1柴油机起动机的结构 1.电枢总成 电枢总成由电枢铁芯、电枢绕组、换向器和电枢轴组成. 2.电磁开关 电磁开关用来推出驱动齿轮,使其与飞轮齿环啮合,同时还具有开关的作用.当电磁开关静触点与动触点闭合时,接通起动机主电路,使起动机的电枢旋转.它由吸引(串联)线圈、保位(并联)线圈、静铁芯、动铁芯、回位弹簧、静触点和动触点组成.刚接通启动开关时,吸引线圈中的电流经起动机的磁场绕组和电枢绕组搭铁,保位线圈直接搭铁.
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