汽車製動器概念及作用
鼓式製動器根據其結構都不同,又分為:雙向自增力蹄式製動器、雙領蹄式製動器、領從蹄式製動器、雙從蹄式製動器。其製動效能依次降低,最低是盤式製動器;但dan製zhi動dong效xiao能neng穩wen定ding性xing卻que是shi依yi次ci增zeng高gao,盤pan式shi製zhi動dong器qi最zui高gao。也ye正zheng是shi因yin為wei這zhe個ge原yuan因yin,盤pan式shi製zhi動dong器qi被bei普pu遍bian使shi用yong。但dan由you於yu為wei了le提ti高gao其qi製zhi動dong效xiao能neng而er必bi須xu加jia製zhi動dong增zeng力li係xi統tong,使shi其qi造zao價jia較jiao高gao,故gu低di端duan車che一yi般ban還hai是shi使shi用yong前qian盤pan後hou鼓gu式shi。
用來讓輪胎與地麵加大摩擦係數的設備,主要分為鼓式和碟式,也是用來駐車用的,鼓式迅間製動力度大,但發熱後製動力下降得快;碟式製動技術性大,迅間製動力不夠鼓式的大,但發熱後還是可以保持較為良好的製動效果,而且高級的碟式刹車有6個刹車泵,可以做好很好的製動較果,所以現代小車都是采用碟式製動器。
如何正確使用
qicheshangyibandousheyoujiaozhidongheshouzhidongliangtaodulidezhidongjigou。shiyongzhidongdemudeshiqiangzhiqichexunsujiansuzhizhitingche,huozaixiaposhiweichiyidingchesu,lingwai,haikeyonglaishitingxiedeqichekekaodibaochizaiyuandibuliuhua。zaixingchezhong,zhengqueshiyongzhidong,bujinyouliyubaozhengxingcheanquan,erqieyouliyujieyueranliao,jianshaoluntaimosun,fangzhijijiansunhuai。yinggairuhezhengqueshiyongzhidong?nihuishiyongzhidongma?
一、預見性製動
駕(jia)駛(shi)員(yuan)按(an)照(zhao)自(zi)己(ji)的(de)目(mu)的(de)或(huo)針(zhen)對(dui)已(yi)發(fa)現(xian)的(de)情(qing)況(kuang),為(wei)停(ting)車(che)采(cai)取(qu)的(de)提(ti)前(qian)減(jian)速(su)製(zhi)動(dong)措(cuo)施(shi),稱(cheng)預(yu)見(jian)性(xing)製(zhi)動(dong)。方(fang)法(fa)是(shi)迅(xun)速(su)抬(tai)起(qi)油(you)門(men)踏(ta)板(ban),充(chong)分(fen)利(li)用(yong)發(fa)動(dong)機(ji)的(de)牽(qian)製(zhi)作(zuo)用(yong),同(tong)時(shi)輕(qing)踩(cai)製(zhi)動(dong)踏(ta)板(ban),使(shi)汽(qi)車(che)降(jiang)低(di)車(che)速(su)。當(dang)汽(qi)車(che)接(jie)近(jin)停(ting)止(zhi)時(shi),踏(ta)下(xia)離(li)合(he)器(qi)踏(ta)板(ban),將(jiang)變(bian)速(su)器(qi)擋(dang)位(wei)置(zhi)於(yu)空(kong)擋(dang),將(jiang)車(che)平(ping)穩(wen)地(di)停(ting)在(zai)預(yu)定(ding)的(de)位(wei)置(zhi)上(shang)。
二、緊急製動
行(xing)車(che)中(zhong),遇(yu)到(dao)突(tu)然(ran)發(fa)生(sheng)的(de)危(wei)險(xian)情(qing)況(kuang),為(wei)使(shi)汽(qi)車(che)迅(xun)速(su)停(ting)住(zhu)而(er)不(bu)得(de)不(bu)采(cai)取(qu)的(de)製(zhi)動(dong)措(cuo)施(shi)稱(cheng)為(wei)緊(jin)急(ji)製(zhi)動(dong)。方(fang)法(fa)是(shi)迅(xun)速(su)抬(tai)起(qi)油(you)門(men)踏(ta)板(ban)並(bing)立(li)即(ji)用(yong)力(li)踏(ta)下(xia)製(zhi)動(dong)踏(ta)板(ban),同(tong)時(shi)急(ji)拉(la)手(shou)製(zhi)動(dong),使(shi)汽(qi)車(che)迅(xun)速(su)停(ting)住(zhu)。這(zhe)種(zhong)方(fang)法(fa)不(bu)僅(jin)使(shi)輪(lun)胎(tai)和(he)底(di)盤(pan)機(ji)件(jian)損(sun)壞(huai)嚴(yan)重(zhong),而(er)且(qie)極(ji)易(yi)產(chan)生(sheng)甩(shuai)尾(wei),不(bu)利(li)於(yu)行(xing)車(che)安(an)全(quan),因(yin)此(ci),不(bu)在(zai)萬(wan)不(bu)得(de)已(yi)的(de)情(qing)況(kuang)下(xia)不(bu)可(ke)使(shi)用(yong)。
三、下坡路製動
shuiyebuhuifouren,xiapomeiyouzhidongshibuxingde,danxiapojuebunengwanquankaozhidong。xiaposhiyingjiansu,bingguashangyuchesuxiangfudedangwei,zhiyouzaifadongjishengyinnantinghedangweikongzhibuzhuchesushi,caifuzhiyizhidong。fangfashi,duiqiyazhidonglaishuo,tabanbuyiguoduodisuitasuifang,bimianguokuaijiangdiqiya。yinggaigenjusuoxuzhidongqiangdu,jixutaxiayiduanxingcheng;需xu減jian少shao製zhi動dong強qiang度du時shi,就jiu少shao許xu放fang鬆song踏ta板ban。在zai下xia長chang坡po時shi,隻zhi要yao氣qi壓ya能neng滿man足zu需xu要yao,可ke采cai用yong適shi當dang的de間jian歇xie製zhi動dong。這zhe樣yang,有you利li於yu製zhi動dong轂gu與yu製zhi動dong蹄ti片pian的de冷leng卻que。如ru果guo你ni駕jia駛shi的de汽qi車che有you排pai氣qi製zhi動dong,應ying盡jin量liang多duo用yong排pai氣qi製zhi動dong。對dui液ye壓ya製zhi動dong來lai說shuo,應ying將jiang製zhi動dong踏ta板ban踏ta踩cai兩liang次ci後hou,用yong腳jiao踩cai住zhu踏ta板ban,使shi踏ta板ban處chu在zai較jiao高gao的de臨lin近jin製zhi動dong狀zhuang態tai。需xu增zeng強qiang製zhi動dong力li時shi,往wang下xia再zai踏ta一yi點dian,需xu減jian少shao製zhi動dong力li稍shao抬tai一yi點dian。當dang製zhi動dong踏ta板ban高gao度du逐zhu漸jian降jiang低di後hou,可ke再zai踏ta踩cai兩liang次ci,使shi踏ta板ban高gao度du重zhong新xin升sheng起qi。
四、下坡路製動失靈使用手製動
下長坡時,腳製動器發生意外故障突然失靈時,要沉著處理,可用“搶擋”法(fa)增(zeng)強(qiang)發(fa)動(dong)機(ji)的(de)牽(qian)製(zhi)作(zuo)用(yong),同(tong)時(shi)要(yao)靈(ling)活(huo)正(zheng)確(que)地(di)控(kong)製(zhi)好(hao)方(fang)向(xiang),再(zai)運(yun)用(yong)手(shou)製(zhi)動(dong)器(qi)減(jian)速(su)直(zhi)至(zhi)停(ting)車(che)。方(fang)法(fa)是(shi)把(ba)手(shou)製(zhi)動(dong)操(cao)縱(zong)杆(gan)按(an)鈕(niu)按(an)下(xia),逐(zhu)漸(jian)拉(la)緊(jin)手(shou)製(zhi)動(dong)杆(gan),讓(rang)車(che)速(su)在(zai)手(shou)製(zhi)動(dong)器(qi)的(de)作(zuo)用(yong)下(xia)逐(zhu)漸(jian)降(jiang)低(di)。操(cao)縱(zong)時(shi),可(ke)拉(la)一(yi)下(xia),鬆(song)一(yi)下(xia),再(zai)拉(la)一(yi)下(xia),再(zai)鬆(song)一(yi)下(xia),反(fan)複(fu)進(jin)行(xing)。當(dang)車(che)輛(liang)接(jie)近(jin)停(ting)住(zhu)時(shi),再(zai)將(jiang)手(shou)製(zhi)動(dong)固(gu)定(ding)在(zai)拉(la)緊(jin)位(wei)置(zhi)。要(yao)注(zhu)意(yi)的(de)是(shi):手製動杆不可一次拉緊不放,也不可拉得太慢。因一下拉緊容易將手製動盤或製動蹄片“抱死”,很容易損壞傳動機件而喪失製動力;拉得太緊,會使製動盤或製動蹄片磨損燒蝕而失去作用。
五、泥濘、雨雪路製動
在泥濘、yuxuelushangxingchexuyaojiansuhuotingcheshi,yingjinliangshiyongyujianxingzhidong,bingjinkenengdiyunyongfadongjideqianzhizuoyongzhidong,linghuoyunyongshouzhidongqizhidong,jinlibimianjiaozhidong,juebunengshiyongjinjizhidong,yimianfashengshigu。shiyongjiaozhidong,yaojianxiedishiyong,bukeyijiaotasi。youyunining、雨yu雪xue路lu麵mian的de製zhi動dong距ju離li比bi一yi般ban幹gan燥zao路lu麵mian大da得de多duo,在zai使shi用yong製zhi動dong時shi,應ying根gen據ju車che速su和he路lu麵mian地di形xing製zhi動dong,做zuo到dao慢man踩cai慢man放fang。製zhi動dong過guo程cheng中zhong,一yi旦dan引yin起qi整zheng車che滑hua移yi,要yao迅xun速su放fang鬆song製zhi動dong,穩wen住zhu方fang向xiang,當dang發fa生sheng甩shuai尾wei時shi,將jiang方fang向xiang盤pan朝chao甩shuai滑hua方fang向xiang酌zhuo情qing打da些xie,使shi車che輛liang回hui到dao直zhi線xian行xing駛shi位wei置zhi,切qie不bu可ke加jia速su猛meng打da方fang向xiang,以yi防fang出chu事shi。
六、軟牽引駕駛製動
軟牽引行車時,無特殊情況前車應盡量避免使用製動器製動,切不可使用緊急製動,若要停車,應用滑行製動方法降低車速;若ruo使shi用yong製zhi動dong器qi,則ze應ying采cai用yong間jian歇xie製zhi動dong法fa,同tong時shi鳴ming號hao告gao知zhi後hou車che。後hou車che在zai行xing進jin中zhong應ying密mi切qie注zhu視shi前qian車che動dong向xiang,並bing將jiang腳jiao或huo手shou放fang在zai製zhi動dong踏ta板ban或huo手shou製zhi動dong器qi上shang,一yi旦dan發fa現xian前qian車che製zhi動dong,立li即ji踩cai下xia踏ta板ban或huo拉la緊jin手shou製zhi動dong。若ruo前qian車che緊jin急ji製zhi動dong,後hou車che在zai製zhi動dong的de同tong時shi,要yao轉zhuan動dong方fang向xiang盤pan,使shi車che頭tou偏pian向xiang前qian車che後hou欄lan板ban的de某mou一yi側ce,以yi免mian發fa生sheng碰peng撞zhuang。
七、帶掛車駕駛製動
帶(dai)掛(gua)車(che)的(de)製(zhi)動(dong)停(ting)車(che)距(ju)離(li)較(jiao)長(chang),同(tong)步(bu)性(xing)差(cha)。牽(qian)引(yin)裝(zhuang)置(zhi)的(de)連(lian)接(jie)部(bu)位(wei),容(rong)易(yi)撞(zhuang)擊(ji),同(tong)時(shi)製(zhi)動(dong)後(hou)加(jia)速(su)性(xing)能(neng)差(cha)。因(yin)此(ci),帶(dai)掛(gua)車(che)行(xing)駛(shi)中(zhong)應(ying)盡(jin)量(liang)使(shi)用(yong)預(yu)見(jian)性(xing)製(zhi)動(dong),利(li)用(yong)滑(hua)行(xing)和(he)發(fa)動(dong)機(ji)牽(qian)製(zhi)作(zuo)用(yong)減(jian)速(su),使(shi)用(yong)腳(jiao)製(zhi)動(dong)時(shi),要(yao)提(ti)前(qian)輕(qing)踏(ta)、慢放。
總之,在行車中,應做到盡量使用預見性製動,避免使用緊急製動,以確保安全行車。
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