1, Center butterfly vharafu
Chimiro chevhavhavhavhavharuvhu ndechekuti hunde axis, butterfly plate centre uye body centre zviri panzvimbo imwechete. Chimiro chacho chiri nyore uye kugadzira kuri nyore. Iyo yakajairika rabha ine mutsara butterfly valve ndeyerudzi urwu. Izvo zvisingabatsiri ndezvokuti ndiro ye butterfly uye chigaro chevhavha chinogara chiri mumamiriro e extrusion uye scraping, nehombe yekudzivirira kure uye kupfeka nokukurumidza. Kuti ukunde extrusion, scraping uye kuve nechokwadi chekuisa chisimbiso, chigaro chevhavha chinonyanya kugadzirwa nezvinhu elastic zvakadai serabha kana polytetrafluoroethylene, asi inogumirawo nekupisa mukushandiswa. Ndicho chikonzero nei vanhu vachifunga kuti butterfly valve haigoni kupikisa kupisa kwakanyanya.
2、 Single eccentric butterfly valve
Kuti ugadzirise dambudziko reextrusion pakati pepureti yeshavishavi uye chigaro chevharuvhu checoncentric butterfly valve, iyo eccentric butterfly valve inogadzirwa. Chimiro chayo chechimiro ndechekuti shaft axis yehunde yevharuvhu inotsauka kubva pakati pe butterfly plate, kuitira kuti kumusoro uye kuzasi migumo yeshavishavi ndiro haichave iyo inotenderera axis, iyo inoparadzira uye kuderedza yakawandisa extrusion pakati pekumusoro uye kuzasi migumo ye butterfly plate uye chigaro chevharuvhu. Nekudaro, nekuda kweiyo imwe eccentric chimiro muchirongwa chese chekuvhura nekuvhara kwevharuvhu, chiitiko chekukwenya pakati pebhoti butterfly uye chigaro chevharuvhu hachiperi, uye chiyero chekushandiswa kwayo chakafanana neiyo concentric butterfly valve, saka haiwanzo kushandiswa.
3, Double eccentric butterfly valve
Pahwaro hweimwe eccentric butterfly valve, iyo double eccentric butterfly valve iyo inoshandiswa zvakanyanya parizvino inovandudzwa zvakare. Chimiro chechimiro ndechekuti axis yehunde yevharuvhu inotsauka kubva pakati pe butterfly plate nemuviri. Mhedzisiro yekaviri eccentricity inoita kuti butterfly plate iparadze kubva pachigaro chevharuvhu pakarepo mushure mekuvhurwa kwevhavha, inobvisa zvakanyanya zvisingakodzeri pamusoro pe extrusion uye scratch phenomenon pakati pe butterfly plate uye chigaro chevharuvhu, inoderedza kuvhura kupikisa kure, inoderedza kupera uye inovandudza hupenyu hwebasa rechigaro chevharuvhu. Panguva imwecheteyo, iyo kaviri eccentric butterfly valve inogonawo kushandisa chigaro chesimbi, iyo inovandudza kushandiswa kwevhavhavhavhavhavha munzvimbo yepamusoro yekupisa. Asi nokuti chisimbiso chayo chisimbiso chisimbiso chekuisa chisimbiso, ndiko kuti, chisimbiso chepamusoro pefurafura yefurafura uye chigaro chevharuvhu chiri mumutsara wekubatana, uye elastic deformation inokonzerwa nekudzvinya chigaro chevhavha kuburikidza nefurafura yefurafura inobudisa chisimbiso chekuvhara, saka ine zvinodiwa zvakanyanya pachinzvimbo chekuvhara (kunyanya chigaro chesimbi valve) uye yakaderera inotakura simba. Ndosaka pachivanhu vanhu vachifunga kuti shavishavi vharuvhu haidziviriri kudzvinyiriro yakakwira uye ine kuvuza kukuru.
4, Triple eccentric butterfly valve
Kuti ive yakanyanya kupisa tembiricha, chisimbiso chakaoma chinofanira kushandiswa, asi kuvuza kwakakura; Kuti ive zero leakage, inofanirwa kushandisa chisimbiso chakapfava, asi chisingamirire kupisa kwakanyanya. Kuti ukunde kupokana kwekaviri eccentric butterfly vharafu, shavishavi vharafu iri eccentric kechitatu. Zvimiro zvayo ndezvekuti iyo conical axis yekuisa chisimbiso pamusoro pefurafura yefurafura inorerekera kune cylinder axis yemuviri mukuru nepo axis nzvimbo yekaviri eccentric valve stem iri eccentric, ndiko kuti, mushure meiyo eccentric yechitatu, chikamu chekuisa chisimbiso che butterfly plate haisisiri yechokwadi, seal denderedzwa, denderedzwa risati riri rechokwadi, denderedzwa uye denderedzwa. divi rakarerekera kumutsara wepakati wemuviri mukuru, uye rimwe divi rinoenderana nepakati mutsara wemuviri mukuru.
Nguva yekutumira: Mar-31-2022