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。
汽(qi)車(che)的(de)(de)(de)發(fa)動(dong)(dong)(dong)機(ji)(ji)相當于(yu)汽(qi)車(che)的(de)(de)(de)心臟。發(fa)動(dong)(dong)(dong)機(ji)(ji)故障也是(shi)(shi)(shi)困擾車(che)友的(de)(de)(de)問題,氣(qi)(qi)門(men)(men)挺(ting)(ting)桿(gan)是(shi)(shi)(shi)發(fa)動(dong)(dong)(dong)機(ji)(ji)的(de)(de)(de)重要(yao)部件。接(jie)下來就讓(rang)典(dian)邦(bang)給(gei)大家介紹一(yi)下氣(qi)(qi)門(men)(men)挺(ting)(ting)桿(gan)的(de)(de)(de)作(zuo)用(yong)吧!氣(qi)(qi)門(men)(men)挺(ting)(ting)桿(gan)的(de)(de)(de)功(gong)能,氣(qi)(qi)門(men)(men)挺(ting)(ting)桿(gan)簡介-功(gong)能也是(shi)(shi)(shi)用(yong)于(yu)推動(dong)(dong)(dong)氣(qi)(qi)門(men)(men)打(da)開的(de)(de)(de)裝(zhuang)置(zhi)(zhi)。因為(wei)(wei)早期發(fa)動(dong)(dong)(dong)機(ji)(ji)中使用(yong)的(de)(de)(de)這(zhe)種裝(zhuang)置(zhi)(zhi)形狀像一(yi)根細桿(gan),所以被(bei)稱為(wei)(wei)氣(qi)(qi)門(men)(men)挺(ting)(ting)桿(gan)。它的(de)(de)(de)主要(yao)功(gong)能是(shi)(shi)(shi)將凸輪(lun)(lun)的(de)(de)(de)旋轉(zhuan)(zhuan)運(yun)動(dong)(dong)(dong)轉(zhuan)(zhuan)化為(wei)(wei)往復(fu)運(yun)動(dong)(dong)(dong)。但這(zhe)種結(jie)構(gou)的(de)(de)(de)發(fa)動(dong)(dong)(dong)機(ji)(ji)凸輪(lun)(lun)軸(zhou)(zhou)一(yi)般不布置(zhi)(zhi)在(zai)發(fa)動(dong)(dong)(dong)機(ji)(ji)頂部。隨著現代(dai)汽(qi)車(che)發(fa)動(dong)(dong)(dong)機(ji)(ji)技(ji)術的(de)(de)(de)發(fa)展,越來越多(duo)的(de)(de)(de)汽(qi)車(che)發(fa)動(dong)(dong)(dong)機(ji)(ji)采用(yong)頂置(zhi)(zhi)凸輪(lun)(lun)軸(zhou)(zhou)結(jie)構(gou),其中傳統的(de)(de)(de)長氣(qi)(qi)門(men)(men)挺(ting)(ting)柱(zhu)基(ji)本取消(xiao),取而(er)代(dai)之的(de)(de)(de)是(shi)(shi)(shi)由(you)(you)凸輪(lun)(lun)軸(zhou)(zhou)驅動(dong)(dong)(dong)的(de)(de)(de)更加緊(jin)湊的(de)(de)(de)液(ye)壓(ya)(ya)挺(ting)(ting)柱(zhu),或者凸輪(lun)(lun)軸(zhou)(zhou)直接(jie)驅動(dong)(dong)(dong)氣(qi)(qi)門(men)(men)搖(yao)臂來控制氣(qi)(qi)門(men)(men)的(de)(de)(de)開閉。液(ye)壓(ya)(ya)杠桿(gan)主要(yao)由(you)(you)柱(zhu)塞、單(dan)(dan)向(xiang)閥(fa)(fa)(fa)和單(dan)(dan)向(xiang)閥(fa)(fa)(fa)彈(dan)簧(huang)(huang)組成。液(ye)壓(ya)(ya)桿(gan)始終與凸輪(lun)(lun)軸(zhou)(zhou)接(jie)觸,并且無間(jian)隙運(yun)行。在(zai)挺(ting)(ting)桿(gan)內(nei)部,液(ye)壓(ya)(ya)用(yong)于(yu)調(diao)整間(jian)隙。液(ye)壓(ya)(ya)挺(ting)(ting)柱(zhu)主要(yao)由(you)(you)柱(zhu)塞、單(dan)(dan)向(xiang)閥(fa)(fa)(fa)和單(dan)(dan)向(xiang)閥(fa)(fa)(fa)彈(dan)簧(huang)(huang)組成。止回閥(fa)(fa)(fa)用(yong)于(yu)儲存或釋放(fang)油。通過改變挺(ting)(ting)柱(zhu)腔內(nei)的(de)(de)(de)油壓(ya)(ya),可(ke)以改變液(ye)壓(ya)(ya)挺(ting)(ting)柱(zhu)的(de)(de)(de)工作(zuo)長度,從而(er)自(zi)動(dong)(dong)(dong)調(diao)整氣(qi)(qi)門(men)(men)間(jian)隙。
Copyright © 2021.Company name All rights reserved.
雙環SCEO空調繼電器
186****1674 on 2023/11/30 20:04:14秦皇島(dao)市盧龍縣盧龍鎮
雙環
雙環SCEO前門內拉手扣
176****6690 on 2023/6/15 14:39:51遼寧省沈(shen)陽(yang)市鐵西新區新民(min)屯鎮(zhen)
雙環
雙環汽車尾門拉手
151****9393 on 2023/5/14 0:31:00雙環
2011款油箱內蓋
186****2800 on 2023/1/14 10:31:14雙環
雙環小貴族ABS右前輪速度傳感器
188****0654 on 2022/12/19 8:47:30沈陽市沈河區
雙(shuang)環(huan)
04年雙環來寶前保險杠
133****0019 on 2022/12/11 17:15:08雙環(huan)
雙環牌HBJ6471D拆車件前后4頁車門
136****1290 on 2022/11/3 8:47:29雙(shuang)環
左前大燈
186****7298 on 2022/10/29 12:05:46雙環
雙環sceo2011款后殺車硬油管
137****1875 on 2022/9/24 22:33:48雙環
前機蓋鎖總成
182****9636 on 2022/9/13 18:00:58雙環