Kuyika valavu 14 njira yayikulu yokonzekera valavu ya taboo fluorine

Mavavu oyika 14 njira yayikulu yokonzekera mavavu a taboo fluorine lining valve Kuyika mavavu si ntchito yophweka. Pali 14 taboos, mukudziwa? Kodi chingachitike n'chiyani ngati zoletsedwa izi ziphwanyidwa? Kodi mumathetsa bwanji? No. 1 Mayeso a Hydrostatic pa kutentha koipa panthawi yomanga yozizira. Kuyika mavavu si ntchito yophweka. Pali 14 taboos, mukudziwa? Kodi chingachitike n'chiyani ngati zoletsedwa izi ziphwanyidwa? Kodi mumathetsa bwanji? No-no 1 M'nyengo yozizira, kuyesa kwa hydrostatic kumachitika pansi pa kutentha koipa. Chotsatira: Chitolirocho chimaundana mwachangu pakuyesa kwa hydrostatic, kupangitsa kuti chitoliro chiwonongeke. Miyezo: Yesani kuyesa hydrostatic musanagwiritse ntchito nthawi yachisanu, ndikuwomba madziwo mwaukhondo pambuyo poyesa kukakamiza, makamaka madzi mu valavu ayenera kukhala *** muukonde, apo ayi valavu idzaundana. Ntchitoyi iyenera kuchitidwa m'nyengo yozizira ya hydrostatic test, kuti kutentha kwa m'nyumba kukhale kwabwino, pambuyo poyesa kukakamiza kuwomba madzi. Pamene mayeso a hydrostatic sangathe kuchitidwa, mayeso amatha kuchitidwa ndi mpweya wothinikizidwa. No-ayi 2 Isanafike akamaliza payipi dongosolo kuwotcha si koopsa, otaya mlingo ndi liwiro sangathe kukwaniritsa zofunika payipi flushing. Ngakhale madzi kuthamanga mphamvu kuyezetsa ngalande m'malo flushing. Zotsatira zake: Kukoma kwa madzi sikukwaniritsa zofunikira za mapaipi, zomwe nthawi zambiri zimabweretsa kuchepetsedwa kapena kutsekeka kwa mapaipi. Miyezo: gwiritsani ntchito dongosolo kuti muyike kuchuluka kwa madzi othamanga kapena kuthamanga kwa madzi kuyenera kukhala kosachepera 3m/s kuti muzimutsuka. Mtundu wa madzi ndi kuwonekera kwa malo otulutsirako ziyenera kugwirizana ndi mtundu wa madzi ndi kuwonekera kwa madzi olowera monga oyenerera ndi kuyang'ana kowonekera. No-no 3 Sewage, madzi amvula, chitoliro cha condensate sachita mayeso otsekedwa amadzi amabisala. Zotsatira zake: Zitha kuyambitsa kutayikira kwamadzi, ndikuwononga ogwiritsa ntchito. Miyezo: Kuyesa kwa madzi otsekedwa kuyenera kufufuzidwa ndikuvomerezedwa mosamalitsa molingana ndi muyezo. Kukwiriridwa pansi, mkati mwa denga, pakati pa mipope ndi zimbudzi zina zakuda, madzi amvula, chitoliro cha condensate kuonetsetsa kuti palibe kutayikira. Taboo 4 Mukayesa mphamvu ya madzi ndikuyesa kulimba kwa mapaipi, onani kusintha kwa kuthamanga kwamadzi ndi mulingo wamadzi, ndikuwonetsetsa kuti kutayikira sikukwanira. Zotsatira: Kutayikira kumachitika pambuyo pa ntchito mapaipi dongosolo, okhudza ntchito yachibadwa. Miyezo: Pamene dongosolo la mapaipi likuyesedwa malinga ndi zofunikira za mapangidwe ndi zomangamanga, kuwonjezera pa kujambula mtengo wa kuthamanga kapena kusintha kwa madzi mu nthawi yotchulidwa, ndikofunikira kwambiri kuyang'anitsitsa mosamala ngati pali vuto lotayirira. No-no 5 Butterfly valve flange yokhala ndi flange wamba. Zotsatira: gulugufe valavu flange ndi wamba valavu flange kukula ndi osiyana, ena flange awiri ndi yaing'ono, ndi gulugufe valavu chimbale chachikulu, chifukwa sangathe anatsegula kapena zovuta kutsegula valavu kuwonongeka. Miyeso: malinga ndi kukula kwenikweni kwa gulugufe valavu flange flange processing flange. No-no 6 Palibe mabowo osungidwa ndi magawo ophatikizidwa pomanga nyumba yomanga, kapena kukula kwa mabowo osungidwa ndi ang'onoang'ono ndipo zigawo zophatikizidwa sizimatchulidwa. Zotsatira: Kumanga kwa projekiti ya WARM yaukhondo, kusankha kamangidwe ka chisel, ngakhale kudula kulimbitsa mtima, kumakhudza magwiridwe antchito achitetezo. Miyezo: Dziwani bwino zojambula zomangira zaumisiri wotenthetsera ndi ukhondo mosamala, ndipo mugwirizane mwachangu ndi ntchito yomanga nyumbayo kuti musungire mabowo ndi magawo ophatikizidwa malinga ndi zosowa zamapaipi ndi zopachika zothandizira, potengera zofunikira ndi kapangidwe kake. zomangamanga. No-ayi 7 Powotcherera chitoliro, mapeto olakwika a chitoliro pambuyo pa awiriwo sali pa mzere wapakati womwewo, palibe kusiyana pakati pa awiriwo, chitoliro cha khoma lakuda sichikuponyedwa, ndi m'lifupi ndi kutalika kwa weld. osakwaniritsa zofunikira za code yomanga. Zotsatira zake: Kumapeto kolakwika kwa chitoliro sikuli pakati pa mzere kumakhudza mwachindunji ubwino wa kuwotcherera ndi maonekedwe abwino. Palibe kusiyana pakati pa mbali ziwiri, chitoliro cha khoma lakuda sichimafosholo, m'lifupi ndi kutalika kwa weld sikukwaniritsa zofunikira za mphamvu zowotcherera. Miyeso: Pambuyo kuwotcherera awiri chitoliro, chitoliro sayenera kulakwitsa, ayenera kukhala pa Central Line, kusiyana ayenera kusiyidwa pa awiriwo, wandiweyani khoma chitoliro ayenera fosholo poyambira, kuwonjezera, m'lifupi ndi kutalika kwa weld msoko. ziyenera kuwotcherera malinga ndi zofunikira. Taboo 8 Chitolirocho chimakwiriridwa mwachindunji munthaka yachisanu ndi nthaka yotayirira popanda chithandizo, ndipo kusiyana ndi malo a piers sikuyenera, ngakhale ngati njerwa youma. Chotsatira: Chifukwa cha chithandizo chosakhazikika, chitolirocho chinawonongeka panthawi ya kubwezeretsa dziko lapansi, zomwe zinayambitsa kukonzanso. Miyezo: PIPI SIIDZAMIKIDWA MU DOWA LOWIRITSIDWA kapena nthaka yosasunthika yosasamalidwa, KUKHALA KWA PIERS KUDZAKHAZIKITSA zofunikira za zomangamanga, NDIPO ZOKHUDZA ZOTHANDIZA zidzakhala zolimba, MAKAMAKA pa mawonekedwe a chitoliro, omwe sadzakhala ndi mphamvu yometa ubweya. Mipiringidzo ya njerwa iyenera kumangidwa ndi matope a simenti kuti zitsimikizire kukhulupirika ndi kulimba. No-no 9 Maboti okulitsa omwe amagwiritsidwa ntchito poteteza zitoliro ndi zinthu zotsika, pobowolerera mabawuti okulirapo ndiakulu kwambiri, kapena ma bawuti okulitsa amayikidwa pamakoma a njerwa kapena makoma opepuka. Zotsatira: Kuthandizira kwa chitoliro kumasuka, kupindika kwa chitoliro, kapena kugwa. Miyezo: Maboti okulitsa ayenera kusankhidwa ngati zinthu zoyenerera, ndipo akuyenera kuyesedwa kuti awonedwe ngati kuli kofunikira. Kubowo kwa mabawuti okulitsa sikuyenera kukhala kwakukulu kuposa m'mimba mwake wakunja kwa mabawuti okulitsa. Maboti okulitsa amayenera kugwiritsidwa ntchito pamapangidwe a konkriti. No-no 10 The flange ndi gasket wa kugwirizana chitoliro si amphamvu mokwanira, ndi cholumikizira bawuti ndi lalifupi kapena woonda m'mimba mwake. Mapaipi opangira mphira amagwiritsidwa ntchito popangira mapaipi otentha, zoyala zaasibesitosi za mapaipi amadzi ozizira, ndi mapaipi awiri kapena ma bevel okhala ndi zomangira za flange zotuluka mupaipi. Zotsatira: olowa flange si zolimba, ngakhale kuonongeka, kutayikira chodabwitsa. Mphepete mwa flange imatuluka mu chitoliro, zomwe zidzawonjezera kukana kwa kutuluka. Miyezo: ma flanges ndi ma gaskets opangira mapaipi ayenera kukwaniritsa zofunikira pakukakamiza kwa mapaipi. Mphepete mwa payipi yotenthetsera ndi madzi otentha iyenera kukhala paipi yaasibesitosi; The flange gasket wa madzi ndi ngalande chitoliro ayenera kukhala mphira gasket. Gasket ya flange sidzaphulika mu chubu, ndipo kuzungulira kwake kunja kwa dzenje la flange ndi koyenera. Bevel pad kapena ma gaskets angapo sayenera kuyikidwa pakati pa flange. M'mimba mwake wa bawuti wolumikiza flange uyenera kukhala wosakwana 2mm kusiyana ndi kabowo ka flange, ndipo kutalika kwa ndodo ya bawuti yotuluka kuyenera kukhala 1/2 makulidwe a mtedzawo. Taboo 11 njira yoyika ma valve ndiyolakwika. Mwachitsanzo, valavu yapadziko lonse lapansi kapena cheke chamadzi a valve (mpweya) wowongolera ndi wosiyana ndi chizindikiro, tsinde limayikidwa pansi, kuyika kopingasa kwa valavu ya cheke kumayikidwa molunjika, valavu ya chipata cha ndodo kapena chogwirira cha butterfly sichitsegulidwa kapena malo otsekedwa, tsinde la valve silikuyang'anizana ndi chitseko choyendera. Zotsatira: kulephera kwa ma valve, zovuta zosinthira kusintha, kutsika kwa valve nthawi zambiri kumayambitsa kutsika kwamadzi. Miyezo: Ikani valavu mosamalitsa molingana ndi malangizo oyika valavu, siyani tsinde la valavu kuti muwonjeze kutalika kwa kutsegulira, valavu yagulugufe ganizirani mozungulira danga la chogwirira, mitundu yonse ya tsinde la valve silingakhale yotsika kuposa malo opingasa. yekha pansi. Valavu yobisika osati kungokhazikitsa kuti ikwaniritse kutsegulira kwa valve ndi kutseka zosowa za chitseko choyendera, panthawi imodzimodziyo tsinde la valve liyenera kuyang'ana pakhomo loyendera. Taboo 12 Mafotokozedwe ndi zitsanzo za ma valve omwe adayikidwa sizimakwaniritsa zofunikira pakupanga. Mwachitsanzo, kuthamanga kwadzina kwa valve kumakhala kochepa kusiyana ndi kuyesa kwa dongosolo; Pamene m'mimba mwake wa chitoliro cha nthambi ya madzi odyetsa ndi ochepera kapena ofanana ndi 50mm, valve yachipata imagwiritsidwa ntchito; Kutentha kwamadzi otentha kouma, chitoliro choyima pogwiritsa ntchito valve yoyimitsa; Chitoliro choyamwa cha pampu yamoto chimagwiritsa ntchito valavu ya butterfly. Zotsatira: Kukhudza valavu yachibadwa kutsegula ndi kutseka ndikusintha kukana, kupanikizika ndi ntchito zina. Ngakhale chifukwa ntchito dongosolo, valavu kuwonongeka anakakamizika kukonza. Miyezo: Kudziwa kugwiritsa ntchito mitundu yosiyanasiyana ya mavavu, malinga ndi zofunikira pakupanga kusankha ma valve ndi zitsanzo. Kuthamanga mwadzina kwa valve kudzakwaniritsa zofunikira za kupanikizika kwa dongosolo la kuyesa. Malinga ndi zofunika za malamulo zomangamanga: madzi chitoliro m'mimba mwake zosakwana 50mm ayenera kugwiritsidwa ntchito valavu odulidwa; Mavavu a pachipata ayenera kugwiritsidwa ntchito ngati chitoliro cha chitoliro ndi chachikulu kuposa 50mm. Kutentha kwamadzi otentha kowuma, valavu yowongolera iyenera kugwiritsa ntchito valavu yachipata, chitoliro choyamwa chamoto sayenera kugwiritsa ntchito valavu ya butterfly. Taboo 13 Musayang'anire zoyenera malinga ndi malamulo musanayike ma valve. Zotsatira: makina opangira ma valve switch siwosinthika, amatseka momasuka komanso kutayikira kwamadzi (nthunzi), zomwe zimapangitsa kukonzanso, komanso kukhudza madzi abwinobwino (nthunzi). Muyeso: Vavu iyenera kuyesedwa kuti ikhale yamphamvu komanso yolimba musanayike. Chiyesocho chidzasankha 10% ya kuchuluka kwa batchi iliyonse (mtundu womwewo, mawonekedwe omwewo, mtundu womwewo), osachepera imodzi. Kwa valavu yotsekedwa yotsekedwa yomwe imayikidwa pa chitoliro chachikulu kuti iwononge ntchitoyo, iyenera kukhala imodzi ndi imodzi kuti iyese mphamvu ndi zolimba. Mphamvu ya VALVE ndi kulimba koyezetsa kudzagwirizana ndi "Construction Quality Acceptance Code for Building Water Supply, drainage and Heating Engineering" (GB 50242-2002). Taboo 14 Pazida zazikulu, zida ndi zinthu zomwe zimagwiritsidwa ntchito pomanga, pali kusowa kwa zikalata zowunikira zaukadaulo kapena ziphaso zoyenereza kuzinthu zomwe zikugwirizana ndi zomwe zikuchitika mdziko kapena unduna. Zotsatira zake: khalidwe la polojekitiyi silili oyenerera, pali ngozi zobisika, sizingaperekedwe pa nthawi, ziyenera kukonzedwanso kukonzanso; Zimayambitsa kuchedwa kwa projekiti, kuchuluka kwa ogwira ntchito ndi zinthu zina zowonjezera. Miyezo: zida zazikulu, zida ndi zinthu zomwe zimagwiritsidwa ntchito popereka madzi ndi ngalande ndi uinjiniya wotenthetsera ndi ukhondo zikuyenera kukwaniritsa zomwe boma limapereka kapena unduna wa zikalata zowunika zaukadaulo kapena satifiketi yoyenereza zinthu; Dzina la malonda, chitsanzo, mafotokozedwe, mtundu wamtundu wamtundu wa dziko, tsiku loperekera, dzina ndi malo omwe amapanga, satifiketi yoyendera kapena kachidindo kamene kaperekedwe kayenera kuwonetsedwa. Kukonzekera Njira ya mtundu wa valavu ya fluorine Kufotokozera za kukonzekera kwa valavu ya fluorine: Mtundu wa valve wa fluorine umasiyanitsidwa ndi gawo la fluorine mu "Njira Yokonzekera Chitsanzo cha Valve", ndipo chitsanzo cha valve chinasindikizidwa ndi Standardization Administration posachedwapa. . Akufuna ndi China Machinery Industry Federation, malinga ndi malamulo GB/T1.1-2009 kulemba, valavu chitsanzo kuphatikiza njira ndi National vavu Standardization Technical Committee (SAC/TC188) centralized. Mogwirizana ndi kusintha kwa JB/T 308-2004. Mtundu wa vavu wokhala ndi fluorine unapanga valavu yabwino kwambiri yokhala ndi fluorine pamsika kumapeto kwa chipwirikiti chazinthu. Fluorine lined valve model system imapangidwa ndi mtundu, galimoto, njira yolumikizira, mawonekedwe omangika, zida zomangira, kukakamiza mwadzina, thupi ndi magawo ena a manambala amsewu ndi zilembo zomwe zimapangidwa ndi nambala yogula, kugulitsa kosavuta, kupanga, kapangidwe ndi zina. kugwiritsa ntchito mfundo zolondola. Vavu yotsatirayi mwatsatanetsatane kuti mudziwitse mfundo ya valavu yokhala ndi fluorine ndi chiyani, tanthauzo la code code. Mfundo yogwira ntchito ya valavu yokhala ndi fluorine: valavu ya fluorine, yomwe imadziwikanso kuti fluorine pulasitiki yokhala ndi valavu yotsutsa, ndi PTFE resin (kapena mbiri yokonzedwa) ndi njira yopangira (kapena inlaid) mkati mwa khoma lamkati lazitsulo kapena zitsulo zazitsulo ( njira yomweyi ndi yoyenera kwa mitundu yonse ya zotengera zokakamiza ndi zida za mapaipi) kapena kunja kwa valavu zamkati, Kugwiritsa ntchito kukana kwake kwapadera kwa zida zowononga zowonongeka zopangidwa ndi mitundu yonse ya mavavu ndi zotengera zokakamiza. Fluorine alimbane valavu ndi valavu sing'anga thupi akhoza kufika malo onse ntchito akalowa ndondomeko, akalowa zipangizo zambiri FEP (F46) ndi PCTFE (F3) ndi mapulasitiki fulorini ena, akhoza kukhala abwino kwa ndende zosiyanasiyana za sulfuric acid, hydrochloric acid, hydrofluoric acid, aqua aqua ndi zosiyanasiyana organic zidulo, zidulo amphamvu, oxidants amphamvu ndi zina zowononga TV mapaipi, etc. Komabe, valavu fluorine alimbane ndi kutentha (okha ntchito sing'anga pakati -50 ℃ ndi 150 ℃) . Ma valve omwe amatha kupangidwa ndi pulasitiki ya fluorine ndi: valavu ya butterfly yokhala ndi fluorine, valavu ya mpira wa fluorine, valavu yapadziko lonse lapansi, valavu ya fluorine yokhala ndi diaphragm, valavu ya chipata cha fluorine, valavu ya pulagi ya fluorine, ndi zina zotero.