Mudamata valavu yanu yatsopano ya PVC mupaipi, koma tsopano ikutha. Chigwirizano chimodzi choipa chimatanthauza kuti muyenera kudula chitoliro ndikuyambanso, kuwononga nthawi ndi ndalama.
Kuyika bwino aValve ya mpira wa PVC, muyenera kugwiritsa ntchito poyambira PVC-enieni ndizosungunulira simenti. Njirayi ikuphatikizapo kudula chitoliro choyera, kuchotsa, kupukuta malo onse awiri, kupaka simenti, ndikukankhira ndi kugwira cholumikizira mwamphamvu kwa masekondi 30 kuti apange chowotcherera cha mankhwala okhazikika.
Njirayi ndi yopangira mgwirizano wamankhwala womwe umakhala wolimba ngati chitoliro chokha, osati kungomamatira mbali zina. Ndi mutu wofunikira kwambiri womwe ndimautsindika nthawi zonse ndi anzanga, monga Budi, woyang'anira zogula ku Indonesia. Makasitomala ake, kuyambira kontrakitala akulu mpaka ogulitsa am'deralo, sangakwanitse kulephera. Kuphatikizika koyipa kungathe kumiza nthawi ya polojekiti komanso bajeti. Tiyeni tiyende m'mafunso ofunikira kuti tiwonetsetse kuti kukhazikitsa kulikonse komwe mumagwira ndikopambana kwanthawi yayitali.
Kodi mumayika bwanji valve ya mpira pa chitoliro cha PVC?
Muli ndi magawo oyenera, koma mukudziwa kuti palibe mwayi wachiwiri ndi simenti ya PVC. Kulakwitsa kumodzi kakang'ono kumatanthauza kudula gawo la chitoliro ndikuyambanso kuyambira pachiyambi.
Kuyikapo kumagwiritsa ntchito kuwotcherera zosungunulira ndipo kumaphatikizapo masitepe asanu ofunika: kudula chitoliro cha chitoliro, kuchotsa m'mphepete, kugwiritsa ntchito pulayimale ya PVC kumalo onse awiri, kupaka ndi simenti ya PVC, ndikukankhira mbalizo pamodzi ndi kutembenukira kotala ndikuzigwira mwamphamvu.
Kukonza izi ndizomwe zimalekanitsa ntchito yaukadaulo ndi vuto lamtsogolo. Tiyeni tifotokoze mwatsatanetsatane sitepe iliyonse. Umu ndiye njira yeniyeni yomwe ndimapereka kwa makasitomala a Budi kuti atsimikizire chisindikizo chabwino.
- Dulani & Deburr:Yambani ndi chocheka choyera, chocheka papaipi yanu. Ngodya iliyonse imatha kupanga kusiyana pakati pa olowa. Mukadula, gwiritsani ntchito chida chochotsera kapena mpeni wosavuta kuti mumete fuzz iliyonse yapulasitiki mkati ndi kunja kwa m'mphepete mwa chitoliro. Maburawa amatha kuchosa simenti ndikuletsa chitoliro kukhala pansi mokwanira.
- Choyambirira:Ikani malaya omasuka aChithunzi cha PVC(nthawi zambiri imakhala yofiirira) kunja kwa chitoliro ndi mkati mwa socket ya valve. Osadumpha sitepe iyi! Koyamba sikungoyeretsa; imayamba kufewetsa pulasitiki, kukonzekera kutenthetsa mankhwala.
- Simenti:Ngakhale primer ikadali yonyowa, gwiritsani ntchito wosanjikiza waPVC simentipamwamba pa magawo oyambirira. Ikani pa chitoliro choyamba, kenaka perekani soketi ya vavu chovala chocheperako.
- Kankhani, Tembenukirani & Gwirani:Nthawi yomweyo kukankhira chitoliro mu socket ndi kagawo kakang'ono kotembenuza kotala. Kupotoka uku kumathandiza kufalitsa simenti mofanana. Kenako muyenera kugwirizanitsa mfundozo mwamphamvu kwa masekondi 30. The chemical reaction imapanga kuthamanga komwe kumayesa kukankhira chitoliro kumbuyo.
Njira yoyenera kukhazikitsa valavu ya mpira ndi iti?
Vavu ili mkati, koma chogwiriracho chimagunda khoma. Kapena choyipa kwambiri, mudayika valavu yowona yolumikizana pafupi kwambiri ndi yoyenera kwina kotero kuti simungapeze wrench pa mtedza.
"Njira yolondola" yoyika valavu ya mpira imaganizira ntchito yamtsogolo. Izi zikutanthauza kuonetsetsa kuti chogwiriracho chili ndi chilolezo chokwanira cha 90-degree kuti chitembenuke komanso kuti mtedza wa mgwirizano pa valavu yowona ya mgwirizano uzitha kupezeka kuti ukonzenso mtsogolo.
Kukhazikitsa bwino ndi pafupifupi kuposa achisindikizo chosadukiza; ndi za magwiridwe antchito anthawi yayitali. Apa ndi pamene kukonzekera pang'ono kumapanga kusiyana kwakukulu. Cholakwika chofala chomwe ndikuwona ndikusowa kokonzekera kupeza. Valavu ya mpira iyenera kuzungulira madigiri 90 kuti ipite kuchokera kutseguka mpaka kutsekedwa kwathunthu. Musanatsegule chitini cha simenti, gwirani valavu pamalo ake ndikugwedeza chogwiriracho poyenda. Onetsetsani kuti sichikugunda khoma, chitoliro china, kapena china chilichonse. Mfundo yachiwiri, makamaka kwa Pntek yathuma valve ogwirizana, ndi mwayi wa mgwirizano. Phindu lonse la mapangidwe a mgwirizano weniweni ndikuti mutha kumasula maunyolo ndikukweza thupi lalikulu kuti likonze kapena kusinthidwa popanda kudula chitoliro. Nthawi zonse ndimamukumbutsa Budi kuti atsimikizire izi kwa makasitomala ake a kontrakitala. Ngati muyika valavu pomwe simungapeze wrench pa mtedzawo, mwangotembenuza valavu yoyamba, yogwiritsidwa ntchito kukhala yokhazikika, yotaya.
Kodi mungalumikizane bwanji valavu ndi chitoliro cha PVC?
Vavu yanu ili ndi ulusi, koma chitoliro chanu ndi chosalala. Mukudabwa ngati muyenera kumamatira, kukulunga, kapena ngati njira imodzi ili yabwino kuposa ina kuti mulumikizane mwamphamvu.
Pali njira ziwiri zazikulu: kuwotcherera zosungunulira (gluing) kwa chomangira chokhazikika, chophatikizika, ndi kulumikizana kwa ulusi pagulu lomwe limatha kusweka. Kwa machitidwe a PVC-to-PVC, kuwotcherera zosungunulira ndi njira yamphamvu komanso yodziwika bwino.
Kusankha mtundu woyenera wolumikizira ndikofunikira. Makina ambiri a PVC amadalirakuwotcherera zosungunulira, ndipo pazifukwa zomveka. Izo sizimangomangiriza zigawozo palimodzi; imawasakaniza kukhala pulasitiki imodzi, yopanda msoko yomwe ndi yamphamvu modabwitsa komanso yosadukiza. Malumikizidwe a ulusi ali ndi malo ake, koma amakhalanso ndi zofooka. Zimakhala zothandiza polumikiza valavu ya PVC ku mpope wachitsulo kapena thanki yomwe ili ndi ulusi kale. Komabe, maulalo apulasitiki okhala ndi ulusi amatha kukhala gwero la kutayikira ngati sikunasindikizidwa bwino ndi tepi ya Teflon kapena phala. Chofunika kwambiri, kumangitsa kwambiri pulasitiki yolumikizidwa ndi ulusi ndi cholakwika chofala chomwe chimasokoneza kulumikizana kwachikazi, kupangitsa kulephera.
Kufananiza Njira Yogwirizanitsa
Mbali | Solvent Weld (Socket) | Ulusi (MPT/FPT) |
---|---|---|
Mphamvu | Zabwino Kwambiri (Zophatikiza Zosakanikirana) | Zabwino (Potential weak point) |
Kudalirika | Zabwino kwambiri | Zoyenera (zosavuta kumangirira) |
Kugwiritsa Ntchito Bwino Kwambiri | PVC-to-PVC kulumikizana | Kulumikiza PVC ku ulusi wachitsulo |
Mtundu | Wamuyaya | Zothandiza (zochotsa) |
Kodi ma valve a mpira a PVC amalunjika?
Simenti yakonzeka, koma mukuzengereza, kuyang'ana muvi pa thupi la valve. Kuyika valavu yolowera kumbuyo kungakhale kulakwitsa kokwera mtengo, kukukakamizani kuti muwononge.
Ayi, valavu ya mpira wa PVC ili ndi mbali ziwiri ndipo imatseka kuyenda bwino kuchokera mbali iliyonse. Ntchito yake sikudalira kayendedwe ka kayendedwe kake. "Mayendedwe" okhawo omwe ali ofunika ndikuyiyika kuti muthe kupeza chogwirira ndi mtedza wa mgwirizano.
Ili ndi funso lalikulu lomwe likuwonetsa kuganiza mozama. Mukuyenera kukhala osamala, chifukwa mavavu ena amakhala olunjika. Achekeni valavu, mwachitsanzo, amangolola kuyenda kumbali imodzi ndipo adzakhala ndi muvi womveka bwino wosindikizidwa pamenepo. Ngati atayikidwa kumbuyo, sizingagwire ntchito. Komabe, avalavu ya mpirakapangidwe kake ndi kofanana. Ili ndi mpira wokhala ndi dzenje lomwe limatsekera mpando. Popeza pali mpando kumbali zonse za kumtunda ndi kumunsi kwa mtsinje, valve imasindikiza bwino mosasamala kanthu kuti madzi akuyenda bwanji. Choncho, inu simungakhoze kukhazikitsa "chammbuyo" mawu otaya. Monga ndanenera kale, "njira" yokhayo yomwe muyenera kudandaula nayo ndiyo njira yogwiritsira ntchito valve. Kodi mungatembenuze chogwiririra? Kodi mungathe kupeza mabungwe? Ndilo kuyesa koyenera kwa valavu yabwino monga yomwe timapanga ku Pntek.
Mapeto
Kuti mupange valavu yabwino ya PVC, gwiritsani ntchito choyambira choyenera ndi simenti. Konzani zogwirira ntchito ndi mgwirizano wa mtedza kuti muwonetsetse kulumikizana kodalirika, kosadukiza, komanso kothandiza.
Nthawi yotumiza: Aug-11-2025