Dakatar da abin hawa a ƙarƙashin jiki: "Ginshiƙin da ba a iya gani"
Rufewar ƙarƙashin jiki, wanda aka fi sani da ƙaramin hannu ko ƙaramin maƙallin ƙasa, shine babban abin da ke haɗa ƙafafun da jikin abin hawa a cikin tsarin dakatarwar. Yana iya zama kamar ba shi da wani muhimmanci, amma yana ɗaukar ayyuka masu mahimmanci da yawa yayin motsi na abin hawa kuma yana shafar kai tsaye jin daɗin, sarrafawa, da amincin tuƙi.
Daga mahangar tsarin gini, an fi haɗa shi da kayan ƙarfe. Yana da alaƙa da ƙafafun da jikin abin hawa ta hanyar haɗin ƙwallon ƙafa da ƙusoshin roba, waɗanda ke iya ɗaukar kusan kashi 30% na nauyin abin hawa mai tsayi. A lokacin tuƙi mai ƙarfi, yana aiki a matsayin "cibiya ta watsawa": a lokacin hanzari, yana canja wurin ƙarfin tuƙi na injin daga jikin abin hawa zuwa ƙafafun; a lokacin birki, yana juyawa da ƙarfin birki na ƙasa zuwa jikin abin hawa don tabbatar da raguwar gudu. A lokaci guda, yana iya sarrafa daidai hanyar motsi na ƙafafun, yana kiyaye tayoyin a cikin mafi kyawun hulɗa da ƙasa, yana ƙara yankin hulɗa da kashi 15%-20%, wanda ba wai kawai yana rage nisan birki ba amma kuma yana ƙara riƙon kusurwa, yana sa sitiyarin ya fi daidai kuma jikin abin hawa ya fi karko.
Dangane da jin daɗi, dakatarwar ƙarƙashin jiki tana taka muhimmiyar rawa. Rufin roba a ƙarshen biyu suna aiki kamar "buffers", suna tace girgizar hanya kashi 60%-70%. Nau'ikan bushings daban-daban na iya cimma daidaiton aiki: bushings na hydraulic suna daidaita sarrafawa da jin daɗi, bushings na roba suna da ɗorewa, kuma bushings na polyurethane sun fi dacewa da motocin da ke da sha'awar wasanni. Bugu da ƙari, a cikin karo mai ƙarancin gudu, dakatarwar ƙarƙashin jiki na iya canza kanta don shan makamashi, yana hana babban tsarin abin hawa lalacewa, da kuma ƙara ƙarin shingen tsaro ga fasinjoji.
Gargaɗi game da laifi: "Sanarwar gaggawa" ta dakatarwar da ke ƙarƙashin jiki
Dakatar da abin hawa a ƙarƙashin jiki koyaushe yana fuskantar nauyin abin hawa da kuma tasirin hanya, kuma babu makawa yana fuskantar kurakurai. Yin watsi da waɗannan sigina ba wai kawai yana shafar ƙwarewar tuƙi ba ne, har ma yana iya haifar da haɗarin aminci. Alamomin lahani da aka saba gani sun haɗa da:
Sautin da ba a saba gani ba akai-akai
Wannan shine mafi bayyanannen bayyanar lahani na dakatarwar da ke ƙarƙashin jikin mutum. Lokacin da abin hawa ya wuce kan kumbura masu sauri ko saman hanya mara daidaituwa, idan chassis ɗin ya fitar da sautin "dannawa" na gogayya ta ƙarfe, wataƙila yana faruwa ne saboda tsufa da fashewar bututun roba. Tsawon rayuwar bututun roba na yau da kullun shine shekaru 3-5. Ajiye motoci ko tuƙi na dogon lokaci a kan yanayi mai wahala zai hanzarta tsufa kuma ya sa bututun roba su rasa laushi, wanda ke haifar da hayaniya mara kyau lokacin da sassan ƙarfe suka haɗu kai tsaye. Bugu da ƙari, idan murfin ƙurar haɗin ƙwallon ƙafa na ƙasan hannu ya lalace, kutsewar ƙura yana sa man shafawa mai shafawa ya zube, wanda ke haifar da lalacewa da sassauta haɗin ƙwallon, kuma hayaniya mara kyau tana ƙaruwa yayin tuƙi ko kumbura.
Rage aikin sarrafawa
Canzawar da aka yi wa ƙashin ƙasa ko kuma haɗin ƙwallon da ba a iya daidaita shi ba zai haifar da karkacewa a cikin sigogin daidaita ƙafafun, musamman ma a matsayin karkacewar abin hawa - lokacin da ake tuƙi a miƙe, ana buƙatar a ci gaba da gyara sitiyarin, tare da karkacewar fiye da mita 1 a cikin mita 100 abin damuwa ne. A lokaci guda, yayin da ake yin kusurwa, jikin abin hawa zai fuskanci babban birgima a gefe, jin daɗin riƙewa da aka saba da shi ya zama mai rauni, har ma da rashin haske da jin nauyi na iya faruwa. A lokacin birki na gaggawa, gaban abin hawa yana nutsewa sama da santimita 12 (kusan rabin tsayin kwalbar ruwa), wanda kuma yana iya zama alamar gazawar dakatarwar ƙarƙashin abin.
Rashin kyawun taya
Lalacewar dakatarwar da ke ƙarƙashin jiki yana sa ƙafafun su kasa tsayawa a tsaye a ƙasa, wanda ke haifar da lalacewar tayar "mara kyau". Misali, ɓangaren ciki na tayar yana da matuƙar lalacewa, yayin da ɓangaren waje kusan babu lalacewa, ko kuma tayar tana nuna lalacewa "mai laushi" ko "haƙori", tare da lalacewar taya mai gefe ɗaya har zuwa milimita 3. Wannan lalacewa ta rashin daidaituwa ba wai kawai tana rage tsawon rayuwar tayar ba, har ma tana rage riƙon tayar, wanda ke ƙara haɗarin fashewar taya.
Yanayin da ba daidai ba na abin hawa
Idan ka lura da karkacewar motar gefe ɗaya bayan an ajiye ta, ko kuma bambancin tsayinta fiye da santimita 1 tsakanin tayoyin huɗu, yana iya faruwa ne saboda karyewar ko ruɓewar robar maɓuɓɓugar dakatarwa ta ƙarƙashin jikin, wanda ke sa jikin motar da ke gefen ya nutse. Wannan yanayi ya fi yawa a cikin tsofaffin samfura ko motocin da ake tuƙawa akai-akai a kan hanyoyi marasa shimfida. A cikin mawuyacin hali, yana iya ma sa tayoyin su yi ta shafawa a kan baka na tayoyin, wanda ke haifar da haɗarin tsaro.
Kulawa ta yau da kullun: Bari dakatarwar ƙarƙashin jiki "ta daɗe"
Rashin nasarar dakatar da ƙafar ƙasa ba ya faruwa ba tare da alamun gargaɗi ba. Kulawa akai-akai na iya tsawaita tsawon lokacin aikinsa yadda ya kamata. Ana ba da shawarar masu motoci su duba wurin da aka keɓe ga haɗin ƙwallon da kuma yanayin bushings ɗin da ke cikin tsarin dakatarwar duk bayan kilomita 20,000. Ya kamata a yi watsi da ƙafar ƙwallon da bushing ɗin da ya dace da millimita 0.5. Idan ya wuce wannan ƙimar, ana buƙatar maye gurbinsa. Bayan maye gurbin sassan dakatarwar, dole ne a yi daidaita ƙafafu huɗu don tabbatar da daidaiton sigogin daidaita ƙafa da kuma hana lalacewar taya mara kyau.
Bugu da ƙari, ɗabi'ar tuƙi tana shafar tsawon rayuwar tsarin dakatarwa. Yi ƙoƙarin guje wa wucewar kumbunan gudu da ramuka cikin sauri don rage tasirin dakatarwar; ga motocin da aka ajiye na dogon lokaci, ya kamata a riƙa motsa su akai-akai don hana ƙusoshin roba su lalace saboda damuwa na dogon lokaci.
A ƙarshe, tsarin dakatar da mota shine "ginshiƙin da ba a iya gani" na aikin abin hawa. Yanayinsa yana shafar aminci da gogewa kai tsaye na tuƙi. Kula da alamun aiki da lahani na tsarin dakatarwar, kuma ku yi gyare-gyare akai-akai don kiyaye motar cikin mafi kyawun yanayin aiki.
Idan kana son ƙarin bayani, ci gaba da karanta sauran labaran da ke wannan shafin!
Don Allah a kira mu idan kuna buƙatar irin waɗannan kayayyaki.
Kudin hannun jari Zhuo Meng Shanghai Auto Co., Ltd. ta kuduri aniyar sayar da MG&MAXUSsassan mota maraba siya.
