狼群视频在线

氣門挺桿簡介

氣門挺桿。氣門挺桿的作用如下：

1、為了保證氣門關閉嚴密，會在氣門桿端與氣門驅動件之間留有適當的間隙，稱為氣門間隙；

2、若氣門間隙調整不當就會使發動機運行不正常的，過大會影響氣門的開啟量，氣門升程減少引起進氣不足，排氣不徹底，過小會引起氣門關閉不嚴引起漏氣，造成動力下降；

3、所以為了避免氣門間隙調整不當引起的麻煩，一般高速發動機上都會使用可自行調整氣門間隙的液力挺桿。

氣門挺桿的作用

汽(qi)車的(de)(de)(de)(de)(de)(de)發(fa)(fa)動(dong)(dong)(dong)(dong)(dong)(dong)機(ji)相當于汽(qi)車的(de)(de)(de)(de)(de)(de)心臟。發(fa)(fa)動(dong)(dong)(dong)(dong)(dong)(dong)機(ji)故障也是(shi)困擾車友的(de)(de)(de)(de)(de)(de)問題(ti)，氣(qi)(qi)(qi)(qi)(qi)門(men)挺(ting)(ting)桿(gan)(gan)是(shi)發(fa)(fa)動(dong)(dong)(dong)(dong)(dong)(dong)機(ji)的(de)(de)(de)(de)(de)(de)重(zhong)要(yao)部(bu)件。接下(xia)來(lai)就(jiu)讓典邦給大家介紹一下(xia)氣(qi)(qi)(qi)(qi)(qi)門(men)挺(ting)(ting)桿(gan)(gan)的(de)(de)(de)(de)(de)(de)作(zuo)用(yong)(yong)吧！氣(qi)(qi)(qi)(qi)(qi)門(men)挺(ting)(ting)桿(gan)(gan)的(de)(de)(de)(de)(de)(de)功(gong)(gong)能(neng)，氣(qi)(qi)(qi)(qi)(qi)門(men)挺(ting)(ting)桿(gan)(gan)簡介-功(gong)(gong)能(neng)也是(shi)用(yong)(yong)于推動(dong)(dong)(dong)(dong)(dong)(dong)氣(qi)(qi)(qi)(qi)(qi)門(men)打開的(de)(de)(de)(de)(de)(de)裝(zhuang)置。因為早(zao)期發(fa)(fa)動(dong)(dong)(dong)(dong)(dong)(dong)機(ji)中使用(yong)(yong)的(de)(de)(de)(de)(de)(de)這種(zhong)裝(zhuang)置形狀像一根細桿(gan)(gan)，所以(yi)被(bei)稱為氣(qi)(qi)(qi)(qi)(qi)門(men)挺(ting)(ting)桿(gan)(gan)。它的(de)(de)(de)(de)(de)(de)主要(yao)功(gong)(gong)能(neng)是(shi)將凸(tu)(tu)輪(lun)的(de)(de)(de)(de)(de)(de)旋(xuan)轉運(yun)(yun)動(dong)(dong)(dong)(dong)(dong)(dong)轉化(hua)為往復運(yun)(yun)動(dong)(dong)(dong)(dong)(dong)(dong)。但這種(zhong)結(jie)構的(de)(de)(de)(de)(de)(de)發(fa)(fa)動(dong)(dong)(dong)(dong)(dong)(dong)機(ji)凸(tu)(tu)輪(lun)軸(zhou)一般不(bu)布置在發(fa)(fa)動(dong)(dong)(dong)(dong)(dong)(dong)機(ji)頂部(bu)。隨著現(xian)代(dai)汽(qi)車發(fa)(fa)動(dong)(dong)(dong)(dong)(dong)(dong)機(ji)技術的(de)(de)(de)(de)(de)(de)發(fa)(fa)展(zhan)，越來(lai)越多的(de)(de)(de)(de)(de)(de)汽(qi)車發(fa)(fa)動(dong)(dong)(dong)(dong)(dong)(dong)機(ji)采用(yong)(yong)頂置凸(tu)(tu)輪(lun)軸(zhou)結(jie)構，其中傳統的(de)(de)(de)(de)(de)(de)長氣(qi)(qi)(qi)(qi)(qi)門(men)挺(ting)(ting)柱基本取消(xiao)，取而代(dai)之的(de)(de)(de)(de)(de)(de)是(shi)由(you)凸(tu)(tu)輪(lun)軸(zhou)驅(qu)動(dong)(dong)(dong)(dong)(dong)(dong)的(de)(de)(de)(de)(de)(de)更加緊湊的(de)(de)(de)(de)(de)(de)液(ye)壓(ya)挺(ting)(ting)柱，或者(zhe)凸(tu)(tu)輪(lun)軸(zhou)直(zhi)接驅(qu)動(dong)(dong)(dong)(dong)(dong)(dong)氣(qi)(qi)(qi)(qi)(qi)門(men)搖臂來(lai)控制氣(qi)(qi)(qi)(qi)(qi)門(men)的(de)(de)(de)(de)(de)(de)開閉(bi)。液(ye)壓(ya)杠桿(gan)(gan)主要(yao)由(you)柱塞(sai)、單(dan)(dan)向(xiang)閥和單(dan)(dan)向(xiang)閥彈簧(huang)組(zu)(zu)成。液(ye)壓(ya)桿(gan)(gan)始終與凸(tu)(tu)輪(lun)軸(zhou)接觸，并(bing)且無間隙(xi)運(yun)(yun)行。在挺(ting)(ting)桿(gan)(gan)內部(bu)，液(ye)壓(ya)用(yong)(yong)于調(diao)整間隙(xi)。液(ye)壓(ya)挺(ting)(ting)柱主要(yao)由(you)柱塞(sai)、單(dan)(dan)向(xiang)閥和單(dan)(dan)向(xiang)閥彈簧(huang)組(zu)(zu)成。止(zhi)回閥用(yong)(yong)于儲存或釋(shi)放油。通過改變(bian)挺(ting)(ting)柱腔內的(de)(de)(de)(de)(de)(de)油壓(ya)，可以(yi)改變(bian)液(ye)壓(ya)挺(ting)(ting)柱的(de)(de)(de)(de)(de)(de)工(gong)作(zuo)長度(du)，從而自動(dong)(dong)(dong)(dong)(dong)(dong)調(diao)整氣(qi)(qi)(qi)(qi)(qi)門(men)間隙(xi)。

俊風CV03簡介

俊風(feng)CV03是東風(feng)汽車(che)股份有限公司自主研發的首款新(xin)一代高端跨(kua)界商(shang)務車(che)，其既具(ju)備(bei)商(shang)用車(che)的實用性，又有乘(cheng)用車(che)的舒適度。