汽车的发动机是由两大机构和五大系统组成,分别是曲柄连杆机构、配气机构和冷却系统、润滑系统、燃料系统、启动系统、点火系统组成,每个系统里面有相关的零部件组成,下面有发动机的零件认识图。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/3ac79f3df8dcd1007f3b21b5608b4710b8122ffb?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
发动机各部位名称图解 1、曲柄连杆机构:由连杆、曲轴、轴瓦、飞轮、活塞、活塞环、活塞销、曲轴油封等组成;
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/bba1cd11728b471070882458d1cec3fdfd0323fb?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
2、配气机构:由汽缸盖、气门室盖罩、凸轮轴、气门、进气歧管、排气歧管、空气滤、消音器、三元催化、增压器、中冷器等组成;
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/c9fcc3cec3fdfc035cdf3a2cc63f8794a5c226fb?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
3、冷却系统:一般由水箱、水泵、散热器、风扇、节温器、水温表和放水开关组成;
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/fd039245d688d43f560e48666f1ed21b0ff43bfb?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
4、润滑系:由发动机润滑系由机油泵、集滤器、机油滤清器、油道、限压阀、机油表、感压塞及油尺等组成;
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/7c1ed21b0ef41bd57af4316043da81cb38db3dfb?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
5、燃油系统:由汽油机燃料系由汽油箱、汽油表、汽油管、汽油滤清器、汽油泵、化油器、空气滤清器、进排气歧管等组成;
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/1ad5ad6eddc451da5b51d57fa4fd5266d11632fb?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
6、启动系统:由起动机、点火开关、蓄电池、启动继电器等组成;
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/b7fd5266d01609244b827b8fc60735fae7cd34fb?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
7、点火系统:由火花塞、高压线、高压线圈、分电器组成。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/d1160924ab18972b369dd95ef4cd7b899f510afb?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)