Kuiswa kwevhavhavha yekuraira Chinyorwa Kuisa uye kugadzirisa kwecorrosion-resistant fluorine lined valve

Chinyorwa chekuraira kwevharuvhu Kuiswa uye kuchengetedzwa kwevharuvhu isingaviri fluorine lined valve Mavharuvhu etembiricha akaiswa patembiricha yemhepo. Mukushandiswa kunoshanda, kana iyo yepakati ichipfuura, inova yakaderera tembiricha mamiriro. Nekuda kwekugadzirwa kwekusiyana kwekushisa, flanges, gaskets, mabhaudhi uye nzungu, nezvimwewo, inoderera, uye nekuti zvinhu zvezvikamu izvi hazvina kufanana, mutsara wavo wekuwedzera coefficient wakasiyanawo, uchigadzira nyore kwazvo kudonhedza mamiriro ekunze. Kubva pamamiriro ezvinhu aya echinangwa, kana kuomesa mabhaudhi pakupisa kwemuchadenga, torque iyo inofunga nezve contraction zvinhu zvechikamu chimwe nechimwe pakudziya kwakadzika kunofanirwa kutorwa. 1. Kuiswa uye disassembly yevhavha 1.1 Chengetedzo yekuchengetedza uye Kuisa 1). Ivhavha inofanira kuiswa muimba yakaoma uye ine mhepo, uye migumo yose yehupamhi inofanira kuiswa chisimbiso uye isina guruva; 2). Kuchengetedza kwenguva refu kunofanira kuongororwa nguva dzose, uye nzvimbo yekugadzira inofanira kunge yakaputirwa nemafuta kudzivirira kuparara; 3) Usati waiswa vharafu, nyatso tarisa kana chiratidzo chiri maererano nezvinodiwa zvekushandisa; 4). Panguva yekuisa, mukati memukati uye chisimbiso chepamusoro chinofanira kucheneswa, uye kurongedza kunofanira kuongororwa kuti ione kana yakamanikidzwa zvakasimba, uye mabhoti ekubatanidza anofanira kusimbiswa zvakafanana. 5). Ivhavha inofanira kuiswa maererano nenzvimbo inobvumirwa kushanda, asi kutarisa kunofanira kubhadharwa pakugadzirisa uye kushanda kwakakodzera; 6) Mukushandiswa, usazarura chikamu chevhavha yegedhi kuti ugadzirise chiyero chekuyerera, kuitira kuti urege kukuvadza nzvimbo yekuisa chisimbiso apo chiyero chekuyerera kwepakati chakakwirira, chinofanira kunge chakanyatsozaruka kana kuvharwa zvakakwana; 7). Paunenge uchitenderedza kana kudzima handwheel, usashandise mamwe marevhisi ebetsero; 8). Zvikamu zvekutapurirana zvinofanirwa kuve zvakazorwa nguva nenguva; Ivhavha inofanira kugara ichiiswa mafuta muchikamu chinotenderera uye stem trapezoidal thread chikamu 9) Mushure mekugadzirisa, kugadzirisa nguva dzose kunofanira kuitwa kuti ibvise tsvina mukati memukati wemukati, chengetedza nzvimbo yekuisa chisimbiso uye kupfeka kwevhavha stem nut; 10). Panofanira kunge paine seti yesainzi uye chaiyo yekuisa zviyero, yekuisa chisimbiso bvunzo inofanirwa kuitwa mukugadziriswa, uye marekodhi akadzama anofanirwa kuitwa kuferefeta 11) Zvimwe zvinhu zvinoda kutariswa: 1) Mavharuvhu anofanirwa kuiswa pamberi pekuiswa pombi. Iyo pombi inofanira kunge yakasikwa, nzvimbo yacho haisi yakaoma kudhonza, kuitira kuti irege kusiya prestress; 2) Usati waisa iyo yakaderera tembiricha vharafu inofanira kunge iri kure sezvinobvira mumamiriro ekutonhora (semumvura nitrogen) kuita yekuvhura nekuvhara bvunzo, inochinjika uye isina jamming chiitiko; 3) Ivhavha yemvura inofanira kugadzirwa ne 10 ° tilt Angle pakati pehunde uye pamwero kudzivirira mvura inoyerera ichibuda kunze kwehunde uye kuwedzera kurasikirwa kwechando; Zvinotonyanya kukosha, zvinodikanwa kudzivirira iyo mvura inobata chisimbiso pamusoro pekurongedza, kuitira kuti itonhore uye yakaoma uye inorasikirwa nekuisa chisimbiso, zvichikonzera kuvuza; 4) kubatanidzwa kwevhavhavha yekudzivirira kunofanira kunge kuri kugokora kudzivirira kukanganiswa kwakananga pavhavha; Mukuwedzera pakuona kuti valve yekuchengetedza haina chando, kuitira kuti irege kushanda kukundikana; 5) kuiswa kwevharuvhu yeglobe kunofanira kuita kuti nzira yepakati inoyerera ienderane nemuseve wakaiswa pamutumbi wevharuvhu, kuitira kuti kumanikidzwa kwevhavha yepamusoro pavhavha yakavharwa, uye kurongedza hakusi pasi pemutoro. Asi kwete kazhinji kuvhurika uye kuvhara uye zvinoda kunyatsoona kuti munzvimbo yakavharwa haibvisi vharuvhu (yakadai sevhavha yekupisa), inogona kunyatso kudzoserwa, nerubatsiro rwepakati kumanikidza kuti ivhare; 6) tsanangudzo huru yevhavha yegedhi, pneumatic control valve inofanira kuiswa vertically, kuitira kuti isarerekera kune rumwe rutivi nekuda kwehuremu hwe spool, kuwedzera kushandiswa kwemagetsi pakati pe spool uye bushing, zvichiita kuti kuputika; 7) Paunenge uchisimbisa screwing screw, valve inofanira kunge iri munzvimbo yakazaruka zvishoma, kuitira kuti irege kukuvadza nzvimbo yekuvhara pamusoro pevhavha; 8) Mushure mokunge mavhavha ose ari panzvimbo, anofanira kuvhurwa uye akavharwa zvakare, uye akakodzera kana achigadziriswa uye asina kunamatira; 9) Mushure mekunge shongwe huru yekuparadzanisa mhepo yatonhodzwa isina, iyo yekubatanidza valve flange inofanoomeswa kamwe mumhepo inotonhora kudzivirira kuvuza pakupisa kwekamuri uye kuvuza pakudzika kwakadzika; 10) Izvo zvinorambidzwa zvachose kukwira tsinga yevharuvhu se scaffold panguva yekuiswa 11) Iyo yakakwira tembiricha valve pamusoro pe200 ℃, nekuti kuisirwa kuri pakupisa kwekamuri, uye mushure mekushandisa kwakajairika, tembiricha inokwira, bhaudhi iri kuwedzera kupisa, iyo gap rinowedzerwa, saka rinofanira kusimbiswa zvakare, rinonzi "hot tight", mutyairi anofanira kuterera basa iri, zvikasadaro zviri nyore kudonha. 12) Kana mamiriro okunze achitonhora uye valve yemvura yakavharwa kwenguva yakareba, mvura iri shure kwevhavha inofanira kubviswa. Mushure mokunge vheji yemhepo inomira mhepo, mvura yakanyungudutswa inofanirawo kubviswa. Pasi pevhavha inoshanda sevhavha yewaya, inogona kuvhurwa kuti ibudise mvura. 13) Mavharuvhu asina-simbi, mamwe akaomarara, mamwe mashoma simba, kushanda, kuvhura uye kuvhara simba hakugone kuve kwakakura, kunyanya haigone kuita yakasimba. Uyewo chenjerera kuti udzivise kuputika kwechinhu. 14) Kana iyo vheji nyowani inoshandiswa, iyo yekurongedza haifanirwe kudzvanywa zvakanyanya kuti irege kudonha, kuitira kuti udzivise kudzvinyirira kwakawanda pahunde, mhanyisa kupfeka, uye kuvhura uye kuvhara. Corrosion resistance Fluorine lining valve kugadzika nekugadzirisa Iyo corrosion resistance valve uye pombi zvishongedzo zvembambo, nekuda kwehunhu hwazvo hwepanyama uye kemikari, zvine hunhu hunotevera mukugadzika, kugadzirisa nekuchengetedza chigadzirwa: Terminology uye tsananguro (a) The full lining type kazhinji inoreva madziro emukati emuviri wevharuvhu, chivharo chevhavha uye zvimwe zvinomanikidza zvikamu zvakanangana nepakati. Iyo yekunze yehunde yevharuvhu, butterfly plate, jongwe uye sphere uye zvimwe zvikamu zvemukati zvakaputirwa nehumwe gobvu hwepurasitiki inodzivirira corrosion valve nenzira yekuumba. Zvinhu zvinowanzoshandiswa F46, F3, F2, etc. Fluorine lined valve imhando yezvikamu zvevharuvhu zvinowanzoshandiswa mumaindasitiri, ichiri nemhando dzakasiyana-siyana dzakasiyana-siyana, fluorine lined valve lining material maererano nepiipi yakasiyana yakasiyana-siyana yevhavha (anticorrosive). zvinhu), ngatizvizivise zvakadzama kwauri. Corrosion resistance fluorine lining valve kugadzika nekuchengetedza fluorine lining valve ndezvipi zvinhu 1, polyene dhayamita PO Inoshandisika svikiro: dzakasiyana siyana acid uye alkali munyu uye zvimwe organic zvinonyungudutsa. Kushanda tembiricha: -58-80 madhigirii Celsius. Zvimiro: Iyo yakanaka anticorROsive zvinhu munyika. Yakave yakashandiswa zvakanyanya mumucheka wemidziyo mikuru uye zvikamu zvepombi. 2, polyperfluoroethylene propylene FEP(F46) Inoshanda svikiro: chero organic solvent, dilute kana concentrated inorganic acid, alkali, nezvimwewo, tembiricha: -50-120 madhigirii Celsius. Zvimiro: MACHANICAL, EMASIMBU ZVINHU UYE CHEMICAL KUgadzikana ZVINHU ZVAKAFANIRA NEF4, ASI ZVINHU ZVINOBATSIRA ZVINHU ZVINHU ZVINHU ZVINHU ZVINHU ZVINHU ZVINHU ZVINHU ZVINHU ZVINHU ZVINHU ZVINHU ZVINHU ZVINHU ZVINOGONESA 3. Polytrifluoride PCTEF(F3) Inoshandiswa svikiro: zvakasiyana-siyana organic solvents, inorganic corrosion liquid (oxidizing acid), tembiricha: -195-120 madhigirii Celsius. Zvimiro: Kudzivirira kupisa, magetsi emagetsi uye kugadzikana kwemakemikari kwakaderera kune F4, simba remagetsi, kuoma kuri nani pane F4. 4, PTFE(F4) Inoshandiswa svikiro: asidhi yakasimba, hwaro hwakasimba, oxidant yakasimba, etc. Shandisa tembiricha -50-150 madhigirii celsius. Zvimiro: Yakanakisa kugadzikana kwemakemikari, yakanyanya kupisa kupisa, kutonhora kupikisa, yakaderera friction coefficient, yakanakisa yekuzvizora zvinhu, asi yakaderera mekiniki zvivakwa, kuderera kwemvura, kuwedzera kukuru kwemafuta. 5. Polypropylene RPP Inoshandiswa svikiro: aqueous solution yeinorganic salts, dilute kana concentrated kunyunguduka mvura ye inorganic acids uye alkalis. Kushanda tembiricha: -14-80 madhigirii Celsius. Zvimiro: Imwe yemapurasitiki akareruka kune goho rayo. Kusimba uye kumanikidza simba, kuomarara kwakanakisa nekudzika kudzvinyirira polyethylene, ine kusimba kwakanyanya; Yakanaka kupisa kupisa, kuumba nyore, mushure mekugadziriswa kweyakachipa yakachipa, iyo motility, fluidity uye elastic modulus yekukotama inovandudzwa. 6, polyvinylidene fluoride PVDF(F2) Inokodzera svikiro: Inodzivirira kumakemikari mazhinji uye zvinonyungudutsa. Shandisa tembiricha -70-100 madhigirii Celsius. Zvimiro: TENSILE SIMBA UYE KUSIMBISA SIMBA KUPFUURA F4, kukotama kuramba, kupikisa kwemamiriro ekunze, kurwisa kwemwaranzi, kushomeka kwechiedza uye kuchembera, nezvimwewo, kunoratidzwa nekusimba kwakanaka, kuumba nyore.