油泵油嘴是什么?
答案:2 悬赏:0 手机版
解决时间 2021-04-03 01:42
- 提问者网友:世勋超人
- 2021-04-02 19:58
油泵油嘴是什么?
最佳答案
- 五星知识达人网友:長槍戰八方
- 2021-04-02 20:21
向发动机内喷燃油的汽车零部件。
工作原理:
在喷油泵开始供油前,喷油嘴针阀是关闭的,并由弹簧保持这种状态。喷油泵开始其泵油行程后,高压柴油通过进油管接头进入喷油嘴总成,经过喷油嘴体内的油道进入针阀承压锥面周围的油腔中,当柴油压力达到设定压力时,油压作用在针阀承压锥面上的向上推力将使针阀开启,柴油从针阀下被称为油囊的很小油腔到达喷孔,并从这些喷孔以细碎的油雾喷出。当泵油压力降低时,针阀弹簧使针阀落在阀座上,喷油过程随之结束。
工作原理:
在喷油泵开始供油前,喷油嘴针阀是关闭的,并由弹簧保持这种状态。喷油泵开始其泵油行程后,高压柴油通过进油管接头进入喷油嘴总成,经过喷油嘴体内的油道进入针阀承压锥面周围的油腔中,当柴油压力达到设定压力时,油压作用在针阀承压锥面上的向上推力将使针阀开启,柴油从针阀下被称为油囊的很小油腔到达喷孔,并从这些喷孔以细碎的油雾喷出。当泵油压力降低时,针阀弹簧使针阀落在阀座上,喷油过程随之结束。
全部回答
- 1楼网友:一叶十三刺
- 2021-04-02 21:52
一个圆锥体的针,一个精密吻合的阀座,在凸轮或电磁线圈作用下,瞬间开启,将高压燃料雾化喷出。
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The next generation keyboard, future keyboard!
challenge and subverting the global computer keyboard, keyboard music instruments in 25 years ago,
The pioneer of the Chinese people firstly entered this area. who sent it into the modern house of CEO of Microsoft?
To challenge AT&T of the United States by improving communication deficiencies
Improving communication deficiencies, Chinese people challenge AT&T of the United States.
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