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Kusintha magiya pa njinga: momwe angakhazikitsire?

Mu dziko lathu, mungapeze chiwerengero chachikulu cha anthu amene kusiya kupalasa njinga. zitsanzo zonse panopa kale zida ndi dongosolo njinga kosangalatsa. Chotero limagwirira ndi chabe zofunika kuti ulendo omasuka zinthu zonse msewu. Lero, kufala kwa njinga kubwera mu njira zosiyanasiyana, aliyense zochokera ntchito inayake. Kusankha njira yabwino kwambiri, muyenera kumvetsa chomwe iwo ali, kodi kusiyana ndi ngati kudzikonda ikukonzekera zida pa njinga.

zosiyanasiyana zimagwirira

Kaya kapangidwe ka aliyense njinga gearshift amalola wokwera kuti rationally kuonetsetsa khama lawo pa pedaling, anapatsidwa mphamvu kukanikiza ndi liwiro. Chifukwa galimoto ili mumsewu olemala wayamba kukhala wophweka pa phula yosalala. Onse kufala ntchito njinga zochokera kusintha kwa zida chiŵerengero pakati pa mawilo onsewo zoyendera ndi pedals ake.

Mfundo imeneyi ambiri mitundu yonse ya asilikali amene angathe ankayimiridwa ngati kunja, mkati kapena amaphatikiza dongosolo.

Njira Woyamba umapezeka pa zoyendera ngo kwambiri zambiri. ntchito mogwirizana ndi ntchito masiwichi awiri wokwera kutsogolo ndi kumbuyo. Kuti muganize momwe kusinthana magiya pa njinga, muyenera kuganizira aliyense zimagwirira payokha.

Kutsogolo kunja zida kuwaza

Ndi kapangidwe ndi chimango makina mkati zomwe unyolo chimadutsa. Choncho, pamene kusuntha magiya pa njinga pamodzi ndi kayendedwe ka chimango palokha, ndipo pali gulu la unyolo kwa nyenyezi ankafuna.

Mfundo ntchito njira za - komabe si njira yokha posankha, chifukwa nyumba amenewa akhoza kusiyana kwambiri Chrixitu pa malo monga:

  • njira ya ubwenzi thupi;
  • ogwiritsa ngodya ndi ulemu kwa thupi njinga;
  • zosinthika akhomere chingwe.

Njinga kosangalatsa chingwe pa nthawi yomweyo, sakhoza kulowa lophimba kuchokera pamwamba, pansi. Ndi zotheka kugwiritsa ntchito options onse. The chizindikiro chachiwiri ayenera kusankhidwa ndi kusamalidwa kuonetsetsa ntchito olondola a limagwirira monga momwe mungathere, ndi kapangidwe ogwiritsa wokha kungakhale clamps kapena ngolo. Mulimonsemo, ntchito bwino njira ya anaonetsetsa yekha popanda kuthamanga mwamsanga amphamvu pa iye nthawi kusinthitsa.

Kumbuyo kunja zida kosangalatsa

Ntchito ya zomangamanga ichi kwathunthu analogous kutsogolo pamwamba, ndi kusiyana kokha nawo nyenyezi zambiri. Lilinso chimango avundulidwe amene imodzi amapereka maganizo zinafunika unyolo ndi salola kuti abwere mu njira zina.

Izi gearshift njinga zida alinso magawo ena mwa amene kusankha njira yoyenera. Kodi kulabadira:

  • mtundu wa ubwenzi ndi njinga;
  • kusintha chingwe sitepe;
  • kusiyana awiri a nyenyezi;
  • mtundu wa samatha.

N'zochititsa chidwi awiri a nyenyezi zazikulukulu mu nkhani iyi nthawizonse zidzakhala chomwecho, ndi kusankha magawo awa zikhazikitsidwe osati pa zokonda ndi oyenereradi chifukwa lachitsanzo makamaka a njinga.

Ubwino ndi kuipa kwa dongosolo kunja kwa thupi

Mwa ubwino dongosolo la pansi kulingalira ambiri akutali kuphweka, mtengo wotsika, yaying'ono kukula, ndi zonse izi, ambiri magiya kosangalatsa. Inde, minuses kusintha kunja zida panjinga si zochepa.

Njirazi ndi monga:

  • mkulu Mwina kulephera mu kugwa;
  • kusintha kokha pamene galimoto;
  • unyolo pafupipafupi avale;
  • digiri yapamwamba ya chikoka cha zinthu zina pa ntchito.

lophimba mkati

limagwirira Ichi ndi zitsanzo osowa phiri galimoto, koma inakwaniritsidwa pa njinga mzinda. Bukuli lili malaya mapulaneti, limene lili kumbuyo ndi encloses limagwirira lonse kwa kusintha. Ndi mamangidwe kunjako kuli nyenyezi imodzi yokha Tingaone kutsogolo kwa njinga thupi ndi kumbuyo wina, anagwirizana unyolo. Number velocities la mamangidwe ndi lalikulu. Komanso, kamangidwe ka limagwirira ananyema yakwera.

Ubwino ndi kuipa kwa dongosolo mkati

Poyerekeza ndi dongosolo ili kunja pa njinga zida kulakwa angathe kuchitidwa ngakhale pa amasiya zonse za ngo zoyendera. Komanso, ziwalo zonse ntchito ili mkati wamanja, motero kutetezedwa ku zinthu zina, ndi cholimba ndi odalirika. Anamanga-ananyema ndi chomasuka ntchito ayenera zimachitika dongosolo la ubwino, koma pali zovuta. Pakati pawo, ambiri limagwirira kulemera, kulephera kukonza msewu ndi zovuta za zoyenda mu mayunitsi kukhululukirana.

dongosolo gulu

Limafotokoza mwatsatanetsatane izo zimapangitsa neza, kuyambira chotero limagwirira Akusonkhanitsa kuipa onse a onse awiri nyumba pamwamba. Likhoza kupezeka pa njinga mzinda, ndipo wosakanizidwa ndi anthawi dongosolo akunja.

Limagwirira mfundo kanthu

Chitsanzo cha njinga, ndi kusintha liwiro zambiri zili ndi ziwiri zitatu kutsogolo nyenyezi wotchedwa otchuka ndi maulendo angapo nyenyezi kumbuyo anaitana akapolo. Chainrings imakonzedwa kuti laling'ono ndi pafupi ndi thupi la njinga ndipo akuti ndi woyamba. Kumbuyo ndi nyenyezi M'malo mwake ikuŵerengedwa kuchokera waukulu, umene uli pafupi ndi chimango lapansi. kusintha zolondola zida panjinga ayenera ikuchitika chitsanzo zenizeni, amene salola unyolo kwambiri skewed, zikubweretsa kulephera mofulumira limagwirira lonse.

Choncho, mwachitsanzo, njinga ndi nyenyezi zitatu kutsogolo ndi kumbuyo naini kusinthitsa adzakhala motere:

  1. Front nyenyezi yaikulu zidzagwiritsidwanso ntchito mu unyolo ndi kumbuyo № 7, 8 kapena 9, anapereka ulendo yosalala zikuyenda mavuto.
  2. Avereji chainring kugawira katundu pamodzi ndi lotengeka nyenyezi nambala 4, 5 kapena 6 poyendetsa pa msewu dziko, m'goli la miyala, ndi mphepo nkhope kapena mavuto ena.
  3. Wachitatu nyenyezi alendo ndi wophatikizidwa ndi sprocket 1, 2 kapena 3, kupanga ulendo omasuka panjira akhakula, zolemera ndi mavuto ena.

zinthu zofunika

Kusintha zida pa zolimbitsa njinga asavutike ngati n'kotheka, osati kuganizira mlingo wa mtanda msewu. Muyezo waukulu kusankha HIV pafupipafupi ndi pedaling, imene miniti, Choncho, ayenera kukhala 80-110 rpm. Only pamene kukwera liwiro nthawizonse kukhala omasuka ndipo osati zotopetsa, kotero kuyamba ndi liwilo si zofunika.

Kutalikitsa moyo wa kufala kwa njinga wanu, muyenera kukumbukira kuti kutsogolo chachikulu ndi nyenyezi sing'anga ntchito, chifukwa izo salola kupotoza dera zikuluzikulu pa gulu. Akuponyera nyenyezi iliyonse unyolo kwathunthu olamulidwa ndi wopalasa njinga ya. Choncho aligorivimu zolondola chiyenera kuchitika nthunzi ntchito anafotokoza chitsanzo pamwambapa.

Malamulo kupalasa njinga ndi kusintha imathamanga

Woyamba ndi kugwiritsa ntchito bwino za limagwirira lonse. unyolo sayenera kwambiri skew pa ntchito, komanso pa kusintha kwa kasinthasintha ndi katundu osachepera. Komanso, lophimba aliyense ayenera idzachitika pang'onopang'ono. Sayenera "kudumpha" mwachindunji oyamba kulanda watha, kotero pamaso galimoto ku phiri bwino kusinthana pasadakhale.

kusintha limagwirira

Ndipotu, chosinthika gearshift pa njinga si wovuta wopalasa njinga ndi mosavuta zichitidwe mwa nokha. Kufunika kwa njirayi ndi mavuto pa kosangalatsa kapena yosatheka kusintha magiya. Mulimonsemo, ntchito ayenera anayamba kumbuyo kwa kasinthidwe limagwirira. Taganizirani chirichonse mu dongosolo.

Kuika derailleur kumbuyo

Pamaso kusintha gearchange kupalasa njinga ayenera kuyendera dongosolo ndi kuonetsetsa kukhulupirika kwake. kusintha khalidwe akhoza ikuchitika yekha pansi pa chikhalidwe chimenecho unyolo tensioner ali mosamalitsa kufanana nyenyezi makaseti.

Kolowera akuyamba ndi atakhala unyolo mu malo kusuntha pa liwiro lalitali kwambiri, zomwe ndi nyenyezi zazing'ono. Pambuyo kusintha kumachitika ndi kupotoza zomangira pafupi unyolo yokha. Upper ayenera sapota kuti kusinthitsa ake msinkhu ndi nyenyezi yaing'ono wodzigudubuza, pamene m'munsi wononga kuti tiike pa kopanira ndi nyenyezi yaikulu. Tsopano muyenera chingwe zida chifukwa njinga kukokera ndi tuck mu recess pafupi lanu bawuti, limene omangika. Patsalanso yekha kuti aletse khalidwe la ntchito mwa kusintha HIV ndi akuponya imathamanga. Ngati mitengo ya aphatikizidwa zoipa, ndiye kutambasula chingwe akusowa omasuka pang'ono, koma kusintha njira zina pa phiri chingwe. Pamene chingwe liwiro ayenera kugwera zoipa M'malo mwake, kumangitsa.

Pambuyo pa zonse yekha kuonetsetsa uyende dongosolo lonse, chimene pamene khazikitsa unyolo pa kumbuyo ndi nyenyezi yaikulu pa adze. Ndi dongosolo limeneli, lofotokoza limagwirira ndi azinyamuka unyolo kuti wodzigudubuza chapamwamba kukhala pafupi ndi nyenyezi, koma osati kukhudza izo. ntchito yofanana igwirike ndi atakhala dera mu malo n'zosiyana - kumbuyo kwa nyenyezi yaing'ono ndi kutsogolo chachikulu. Mlingo wa mavuto malamulo ndi wononga wapadera, amene ali pamwamba ena onse.

Kuika derailleur kutsogolo

Musanayambe kukhazikitsa kusintha zida panjinga, komanso ayenera kuonetsetsa molondola ndi kudalirika kwa yolusa wa limagwirira wonse chimango njinga. Pambuyo pa zimenezi m'pofunika kukhazikitsa liwiro osachepera ndi kumasula chingwe ndi kusintha mtunda pakati pa chimango ndi unyolo dzanja kayendedwe wononga. Abwino kusiyana ndi mtunda wa millimeter chimodzi, kenako chingwe ayenera wotetezedwa mwa recess wapadera pafupi bawuti lapansi. zochita zofanana akutsatiridwa ndi pa liwiro pazipita, komanso ulamuliro wa bawuti kumanzere. Pambuyo mwai zonse zofunikira kuti ntchito kuyesa kuwakhumudwitsa a chingwe ngati zofunika. zoterezi zimachitika pamene lophimba zoipa nyenyezi yaing'ono. Apo ayi, pamene kusuntha zoipa nyenyezi yayikulu, chingwe afunika kukokera kovuta.

Zochokera kumwamba, kuchita kudziletsa ikukonzekera zida panjinga sadzakhala kovuta ngakhale kwa woyamba, makamaka chifukwa zipangizo zofunika ali mu kukhalapo kwa aliyense wokwera.

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