Uninzi lweemoto zanamhlanje ezinamavili zisebenzisa i-power steering, esekelwe kwimpompo eqhutywa ngebhanti.Funda malunga nokuba yintoni ibhanti yokulawula amandla, zeziphi iintlobo zeebhanti ezikhoyo kunye nendlela ezilungiswe ngayo, kunye nokukhethwa kunye nokutshintshwa kwezi nxalenye kwinqaku.
Yintoni ibhanti lokuqhuba lamandla?
Ibhanti yokulawula amandla (ibhanti lokulawula umbane, ibhanti lokuqhuba umbane) - into yenkqubo yokulawula umbane wezithuthi ezinamavili;ibhanti elingapheliyo (elivaliweyo) ekuthi ngalo impompo ye-oyile yokulawula amandla iqhutywe kwi-injini ye-crankshaft pulley okanye enye iyunithi exhonyiweyo.
Iimoto ezininzi zanamhlanje zixhotyiswe nge-power steering (i-power steering), eyenza i-torque eyongezelelweyo kumavili aqhuba ukuqhuba.Amandla afunekayo kwi-actuator yokulawula amandla enziwa ngoxinzelelo lwe-fluid esebenzayo evela kumpompo okhethekileyo.Njengomthetho, ipompo yokulawula amandla, kunye nezinye iiyunithi, ifakwe ngokuthe ngqo kwiyunithi yamandla, kwaye i-drive yayo yakhiwe ngokwenkqubo yendabuko - usebenzisa i-V-belt transmission esuka kwi-crankshaft pulley okanye enye iyunithi ephakanyisiweyo.
Isiseko se-V-belt transmission yi-power steering belt, esombulula umsebenzi omnye ongundoqo - ukuqinisekisa ukuhanjiswa okungaphazamisekiyo kwe-torque ukusuka kwipuli ye-crankshaft okanye enye iyunithi ukuya kwipuli yokulawula impompo yokulawula kulo lonke uluhlu lwesantya se-injini (kubandakanywa neendlela ezidlulayo) nakuzo naziphi na iimeko zokusebenza.Eli bhanti, kuxhomekeke kuhlobo lwamandla okuqhuba, lidlala indima enkulu okanye encinci ekuqinisekiseni ukusebenza kwe-injini kunye nokuphathwa kwemoto, kodwa kuyo nayiphi na imeko, ukuba igugile okanye yonakele, kufuneka itshintshwe ibe entsha. ngaphandle kokulibazisa okungeyomfuneko.Kwaye ngaphambi kokuthenga ibhande elitsha lokulawula amandla, kufuneka uqonde iintlobo ezikhoyo zala macandelo, ukuyila kwawo kunye neempawu.
Iintlobo, isixhobo kunye neempawu zamabhanti okulawula amandla
Ukuqhuba kwempompo yokulawula amandla kunokwakhiwa ngokwezicwangciso ezahlukeneyo:
● Ngoncedo lwebhanti yokuqhuba eqhelekileyo kwiiyunithi ezinyusiweyo zenjini;
● Ngoncedo lwebhanti lomntu kwipulley ye-injini ye-crankshaft;
● Ngoncedo lwebhanti lomntu kwi-pulley yenye iyunithi ephakanyisiweyo - impompo yamanzi okanye i-generator.
Kwimeko yokuqala, ipompo yokulawula amandla ifakwe kwi-drive enye yeeyunithi eziphakanyisiweyo kunye nebhanti eqhelekileyo, kwinguqu elula, ibhanti igubungela i-generator kunye nempompo yamanzi, kwiibhasi kunye namaloli, ipompo yokulawula amandla ingaba nayo. idrayivu eqhelekileyo kunye ne-compressor yomoya;Kwizicwangciso ezinzima ngakumbi, i-compressor yomoya kunye nezinye iiyunithi zifakwe kwi-drive.Kwimeko yesibini, ibhanti emfutshane eyahlukileyo isetyenzisiweyo, ehambisa i-torque ngokuthe ngqo kwi-crankshaft pulley ukuya kwipulley yepompo yokulawula amandla.Kwimeko yesithathu, i-torque inikezelwa kuqala kumpompo wamanzi okanye i-generator ene-pulley ephindwe kabini, kwaye ukusuka kula mayunithi ngokusebenzisa ibhanti elihlukeneyo ukuya kumpompo wokulawula amandla.
I-Power steering pump drive kunye nebhanti yokuqhuba eqhelekileyo
Qhuba impompo yokulawula amandla kunye nebhanti yayo ene-tensioner
Ukuqhuba impompo yokulawula amandla, iibhanti zoyilo ezahlukeneyo kunye nobukhulu zisetyenziswa:
● Iibhanti ze-V ezigudileyo;
● Iibhanti ze-V zamazinyo;
● Iibhanti ze-V-ribbed (i-multi-stranded).
I-V-belt egudileyo yeyona mveliso ilula kakhulu isetyenziswa kakhulu kwiimoto zasekhaya kunye neebhasi.Ibhanti elinjalo linecandelo le-trapezoidal cross-section, umgca walo omncinci ulula, ububanzi - i-radius (i-convex), eqinisekisa ukusasazeka kwemikhosi ngaphakathi kwebhanti xa igobile.
I-V-belt enamazinyo i-V-belt efanayo apho iinotshi ezinqamlezayo (amazinyo) zenziwe kwisiseko esincinci, ukwandisa ukuguquguquka kwemveliso ngaphandle kokulahlekelwa kwamandla.Amabhanti anjalo angasetyenziselwa kwiipulleys ezinobubanzi obuncinci kwaye asebenze ngokuqhelekileyo kuluhlu olubanzi lwamaqondo okushisa.
Ibhanti ye-V-ribbed ibhanti ebanzi kwaye ebanzi, kwindawo yokusebenza apho kukho ukusuka kwisithathu ukuya kwisixhenxe se-V-grooves (imisinga).Ibhanti elinjalo linendawo enkulu yokudibanisa kunye neepulleys, eziqinisekisa ukuhanjiswa kwe-torque ethembekileyo kunye nokunciphisa amathuba okuba ne-slippage.
I-V-ibhanti yamandla agudileyo
Ulawulo lwamandla ibhanti lexesha le-V-bhanti
ibhanti lokuqhuba lamandla e-V-ribbed
Iibhanti ze-V ezigudileyo kunye nezinamazinyo zisetyenziswa kwiidrive zomntu ngamnye zempompo yokulawula amandla ukusuka kwi-crankshaft kunye nakwiimpompo zokuqhuba ezidityaniswe nokuqhutywa kwe-compressor yomoya okanye enye iyunithi.Ukuqhuba ngesiseko se-V-belts zidla ngokusetyenziswa kwizixhobo zasekhaya, kunye neebhasi kunye neenqwelo zorhwebo zemveliso yaseAsia.Amabhanti eembambo ze-V anenani elikhulu lemijelo (6-7) ahlala esetyenziswa ngokubanzi kwiiyunithi ezinyusiweyo zeyunithi yamandla, amabhanti aqhelekileyo wolu yilo, kodwa ngenani elincinci lemisinga (kuphela 2-4). ), zifumaneka kwiidrive zomntu ngamnye zeempompo zokuqhuba amandla ukusuka kwi-crankshaft okanye enye iyunithi exhonyiweyo.Ukuqhuba ngamabhanti e-V-ribbed ahlala esetyenziswa kwiimoto zabahambi ezenziwe ngaphandle.
Iibhanti zokulawula amandla zinoyilo olulula.Isiseko sebhanti siluluhlu oluthweleyo ngendlela yentambo eyenziwe ngefiber yokwenziwa (i-polyamide, i-polyester okanye enye), apho ibhanti ngokwalo lenziwa kwi-rubber evuzayo yamabanga ahlukeneyo.Iibhanti ze-V ezigudileyo kunye ne-serrated zihlala zinokhuseleko olongezelelweyo lomphezulu wangaphandle ngendlela ye-braid eyenziwe ngelaphu elibhityileyo lokusonga kwimigangatho emibini ukuya kwemithathu.Ukuchonga ibhanti, ukuphawula kunye nolwazi oluninzi oluncedisayo lunokusetyenziswa kwisiseko salo esibanzi.
Iibhanti ze-Rubber V ze-hydraulic boosters zezixhobo zasekhaya kufuneka zihambelane ne-GOST 5813-2015 standard, ziyakwazi ukuveliswa kwiinguqulelo ezimbini ububanzi (icandelo elinqamlekileyo neliqhelekileyo) kwaye libe noluhlu oluqhelekileyo lobukhulu.Iibhanti ezineembambo ze-V zenziwe ngokwemigangatho eyahlukeneyo yamazwe ngamazwe kunye nemigangatho yabenzi beemoto.
Ukusikwa kwebhanti yokuqhuba amandla okuqhuba
Imiba yokukhetha kunye nokutshintshwa kwebhanti lokulawula amandla
Ngethuba lokusebenza kweyunithi yamandla, zonke iibhanti ziphela kwaye ekugqibeleni zifuna ukutshintshwa, oku kusebenza ngokupheleleyo kwibhanti yokulawula amandla.Ukutshintshwa kweli bhanti kufuneka kuqhutywe ngexesha elicetyiswayo ngumenzi we-automaker, okanye (okwenzeka rhoqo) xa ligugile okanye lonakaliswe.Ngokuqhelekileyo, imfuneko yokutshintsha ibhanti lokulawula amandla ibonakaliswe ngokuwohloka kokulawulwa kwamandla kuzo zonke iindlela zokusebenza kwemoto.Kwakhona, ibhanti kufuneka litshintshwe ukuba iintanda zifunyenwe kuyo, ukunweba ngokugqithiseleyo kwaye, ngokuqinisekileyo, xa iphula.
Ukutshintsha, kufuneka ukhethe ibhanti yohlobo olufanayo olufakwe kwimoto ngaphambili.Kwiimoto ezintsha, oku kufuneka kube yibhanti yenombolo ethile yekhathalogu, kwaye emva kokuphela kwexesha lewaranti, ungasebenzisa nawaphi na amabhande aneempawu ezifanelekileyo - uhlobo (i-V-plate, i-V-ribbed), i-cross-section kunye nobude.Ukuba ibhanti yepompo yokulawula amandla ine-roller yoxinzelelo, ngoko ke kuyimfuneko ukuthenga le nxalenye ngokukhawuleza kunye ne-fasteners.Akukhuthazwa ukuba ushiye i-tensioner endala, njengoko oku kunokukhokelela ekugqokeni okunzima okanye umonakalo kwibhanti entsha.
Ukutshintshwa kwebhanti yokulawula umbane kufuneka kwenziwe ngokuhambelana nemiyalelo yokulungiswa nokugcinwa kwesithuthi.Kwiimoto ezinomqhubi ngamnye wempompo yokulawula amandla kwaye ngaphandle kwe-tensioner, kwanele ukukhulula i-fastening yempompo, ukususa ibhanti elidala, ukufaka elitsha kunye nokunyanzeliswa kwebhanti ngenxa yokuqina okuchanekileyo kwempompo.Ukuba i-roller ye-tension inikezelwa kwi-drive enjalo, ngoko kuqala kuyo yonke into iyachithwa, ngoko ibhanti iyasuswa, ifakwe entsha endaweni yayo, kwaye i-tensioner entsha ifakwe.Kwiinjini ezinomqhubi oqhelekileyo wokunamathisela, ibhande litshintshwa ngendlela efanayo.
Kwezinye iimeko, umsebenzi wokutshintsha ibhanti unokuba nzima ngenxa yesidingo sokwenza imisebenzi eyongezelelweyo.Ngokomzekelo, kwii-injini ezininzi, kufuneka uqale ususe ibhanti yokuqhuba i-alternator, uze ufake indawo yebhanti yempompo yokulawula amandla.Oku kufuneka kuthathelwe ingqalelo kwaye ngokukhawuleza ulungiselele isixhobo esifanelekileyo.
Eyona nto ibalulekileyo xa utshintshaibhanti lokulawula amandlakukuqinisekisa ukuba inxinaniso ngokufanelekileyo.Ukuba ibhanti ligqithise kakhulu, iinxalenye ziya kuba nemithwalo ephezulu, kwaye ibhanti ngokwayo iya kunweba kwaye iguge ngexesha elifutshane.Ngoxinzelelo olubuthathaka, ibhanti iya kutyibilika, okuya kubangela ukuwohloka kokusebenza kolwalathiso lwamandla.Ngoko ke, kuyimfuneko ukulandela ngokucophelela iingcebiso ezinikwe kwimiyalelo, kwaye, ukuba umkhwekazi unethuba elinjalo, sebenzisa isixhobo esikhethekileyo sokuqinisekisa ukunyanzeliswa okuqhelekileyo.
Ngokukhetha okufanelekileyo kunye nokutshintshwa kwebhanti, ukulawulwa kwamandla kuya kubonelela ngokuqhuba kakuhle kuzo zonke iimeko zendlela.
Ixesha lokuposa: Jul-14-2023