Valve yekubatanidza, kuchengetedza, girisi uye rumwe ruzivo ruzivo: valve gasket yekuisa nzira uye nyaya huru

Valve yekubatanidza, kuchengetedza, girisi uye rumwe ruzivo ruzivo: valve gasket yekuisa nzira uye nyaya huru

Valve yekubatanidza modhi Kuisirwa kwevhavhavhavha girisi kugadzirisa Matambudziko akajairika mukushandiswa kwekufananidza magetsi emagetsi mavharuvhu.

Valve yekubatanidza maitiro

1. Flange kubatana:

Iyi ndiyo inonyanya kushandiswa yekubatanidza fomu yevhavha. Zvinoenderana nechimiro cheiyo yakasanganiswa nzvimbo, inogona kukamurwa kuva anotevera marudzi:

1, yakatsetseka mhando: yekumanikidza haisi yakakwira vharafu. Processing iri nyore

2, concave uye convex mhando: yakakwira kushanda kumanikidza, inogona kushandisa washer yakaoma

3. Mortise uye groove type: gasket ine hombe yepurasitiki deformation inogona kushandiswa mune erosive medium, uye yekuisa chisimbiso iri nani.

4, trapezoidal groove type: ine oval metal ring ring gasket, inoshandiswa pakushanda kumanikidza ≥64 kg/cm2 yevharuvhu, kana tembiricha yevharuvhu.

5, Lens type: washer chimiro chelens, yakagadzirwa nesimbi. High pressure mavharuvhu ane kushanda kumanikidza ≥ 100kg/cm2, kana tembiricha mavharuvhu.

6, O-ring type: iyi ndiyo nzira itsva yekubatanidza flange, inoteverwa nemhando dzakasiyana-siyana dzerabha O-ring, uye yakagadziridzwa, iyo mukugadzirisa chisimbiso chekubatanidza fomu.

Zviviri, clamp yekubatanidza:

Kubatana uko vharuvhu nemapombi maviri anosungirirwa pamwe chete nemabhaudhi.

Matatu, butt welding yekubatanidza:

Isai mavharuvhu akasungwa zvakananga nemapombi

1, pamberi pekugadzwa kwevharuvhu, inofanirwa kunyatsoongorora kana iyo modhi yevharuvhu, yakatarwa uye dhizaini inopindirana;

2, maererano nemuenzaniso wevharuvhu uye fekitori kopi tarisa tarisa kana vharafu inogona kuiswa pasi pemamiriro ezvinodiwa;

3. Paunenge uchisimudza chivharo, tambo inofanira kusungirirwa kune flange yekubatanidza muviri wevhavha uye chivharo chevhavha, uye kwete kusungirirwa kune handwheel kana tsinde yevhavha, kuitira kuti irege kukuvadza tsvina yevhavha uye handwheel;

4. Paunenge uchiisa chivharo papombi yakatwasuka, tsinde yevhavha inofanira kunge yakamira kumusoro, uye tsinde yevhavha haifaniri kuiswa pasi;

5. Pakuisa valve, hazvibvumirwi kushandisa nzira yekumanikidzirwa yekubatanidza, kuitira kuti irege kukonzera kukanganisa nekuda kwesimba risina kuenzana;

6, yakavhurika tsvimbo yegedhi vharafu haifanirwe kuiswa munzvimbo yepasi pevhu, kuitira kudzivirira vharafu tsvimbo ngura.

Kutsigira magetsi actuator

Magetsi actuator uye vheji yekufananidza, inoshandiswa mune otomatiki control system. Kune marudzi akawanda emagetsi emagetsi, uye akasiyana nenzira yekuita. Semuenzaniso, iyo angular yekufambisa yemagetsi actuator ndiyo inobuda pakona torque, uye yakananga yekufambisa yemagetsi actuator ndiyo inoburitsa displacement. Mhando yemagetsi emagetsi mukushandiswa kwegadziriro inofanira kusarudzwa maererano nezvinodiwa zvebasa revhavha.

Chechina, threaded connection:

Iyi inzira iri nyore yekubatanidza, inowanzoshandiswa kune mavharuvhu madiki. Kune mamwe maviri kesi:

1, chisimbiso chakananga: tambo dzemukati nekunze dzinotamba zvakananga basa rekuisa chisimbiso. Kuti uone kuti mubatanidzwa haubvi, kazhinji uzere nemafuta ekutungamirira, shinda uye polytetrafluoroethylene raw material bhandi; Iyo polytetrafluoroethylene raw material bhandi, kushandiswa kwemazuva ose; Izvi zvinhu erosion resistance function yakanaka kwazvo, chisimbiso mhedzisiro yakanaka, shandisa uye chengetedza zviri nyore, disassembly, inogona kubviswa zvachose, nekuti iri dhizaini yeasina-viscous firimu, pane lead mafuta, shinda yerineni zviri nani.

2. Kuisa chisimbiso chisina kunanga: Simba rekusimbisa screw rinotamirwa kune washer pakati pezvikepe zviviri, kuitira kuti washer iite basa rekuvhara.

shanu, kubatanidza sleeve:

Sleeve yekubatanidza, kubatana kwayo uye chisimbiso chekuisa chisimbiso ndechekuti, pakusimbisa nati, sleeve iri pasi pekumanikidzwa, kuitira kuti mupendero urume mumadziro ekunze kwepombi, koni yekunze yesleeve uye koni yemuviri wakabatana inovhara pasi pekumanikidzwa, kuti. inogona kudzivirira zvakavimbika kuvunza.

Zvakanakira iyi fomu yekubatanidza ndezvi:

1. Saizi diki, uremu huremu, chimiro chiri nyore, nyore disassembly uye gungano;

2, kunyange relay yakasimba, yakawanda yekushandiswa, inogona kumirisana nekumanikidza kwakanyanya (1000 kg/cm2), tembiricha yepamusoro (650 ℃) uye kukanganisa vibration.

3, inogona kusarudza zvinhu zvakasiyana-siyana, zvakakodzera kudzivirira kukurwa;

4, kugadzirisa kurongeka zvinodiwa hazvina kukwirira; Zviri nyore kuisa pakakwirira.

Iyo sleeve yekubatanidza fomu yakashandiswa mune zvimwe zvidiki dhayamita mavharuvhu zvigadzirwa muChina.

Nhanhatu, clamp yekubatanidza:

Iyi inzira yekubatanidza inokurumidza inoda mabhoti maviri chete uye inokodzera mavharuvhu ekudzvinyirira anowanzo kubviswa.

Zvinomwe, zvemukati kuzvisimbisa kubatana:

Mafomu ekubatanidza ari pamusoro apa, kushandiswa kwesimba rekunze kudzikamisa kudzvanywa kwepakati, kuwana chisimbiso. A self-tightening connection using medium pressure inotsanangurwa pazasi. Mhete yaro yekuisa chisimbiso inoiswa mukoni yemukati, ine yepakati yakatarisana nedivi mune imwe Angle, yepakati kudzvanywa kune yemukati koni, uye kuendesa kune chisimbiso mhete, pane imwe Angle yekoni, inoburitsa zvikamu zviviri, imwe uye vharafu. body Central Line parallel kunze, imwe dzvinyiriro kumadziro emukati emuviri wevharuvhu. Chikamu chekupedzisira isimba rekuzvisimbisa. Iyo yakakura kudzvinyirira kwepakati, iyo huru yekuzvisimbisa-simba simba. Saka rudzi urwu rwekubatanidza rwakakodzerwa nepamusoro-soro mavharuvhu. Iyo inopfuura iyo flange yekubatanidza, kuchengetedza zvinhu zvakawanda uye manpower, asi inodawo imwe preload, kuitira kuti muvharuvhu yekumanikidza haisi yakakwirira, yakavimbika kushandiswa. Mavharuvhu akagadzirwa ega-kuvharisa musimboti anowanzo kukwirira - mavharuvhu ekumanikidza. Kune marudzi akawanda ekubatanidza mavharuvhu, akadai semavharuvhu madiki asingade kubviswa, akasungwa pamwe chete nemapombi; Mamwe mavharuvhu asina simbi, kushandiswa kwekubatanidza socket, zvichingodaro. Vashandisi vevharuvhu vanofanirwa kurapwa zvakadzama zvinoenderana nemamiriro acho.

Related accessories

Kune mavharuvhu uye fittings, ayo anoshandiswa mukubatanidza kana kudzora system yepombi. Mavharuvhu uye zvigadziriso hazvigone kuvepo, zvinopindirana. Mavharuvhu fittings vari kabhoni simbi uye Stainless simbi, uye PVC, kana zvimwe zvinhu, anowanzoshandiswa ndiyo yokutanga maviri, mumakore achangopfuura nekufambira mberi kwekurarama kwevanhu pamwero, kudiwa kwezvokudya kunoteverwawo nehombe. Saka inotyaira kukurumidza kusimudzira kwemuchina wechikafu, saka simbi isina hutsanana mavharuvhu ekuisa kubva muindasitiri boom, vanhu vanowanzo taura kuti mavharuvhu ekuisa, kazhinji achiri simbi isina tsvina giredhi.

Kuchengetedza jekiseni regirizi

Inyanzvi yekugadzirisa basa revhavha isati yasvika uye mushure mekugadzirwa kusati kwave kuchiita basa rinokosha mubasa revhavha mukugadzira nekushanda. Kugadzirisa kwakarurama uye kwakarongeka uye kunobudirira kuchadzivirira valve, kuita kuti valve ishande zvakanaka uye kuwedzera hupenyu hwebasa revhavha. Kugadziriswa kwevharuvhu kungaita sekwakareruka, asi hazvisi. Pane zvinowanzofuratirwa zvinhu zvebasa.

Kana girisi yevharuvhu ichiiswa, huwandu hwegirisi hunowanzo furatirwa. Mushure mekunge girisi yawedzerwa, mushandisi anosarudza vharafu uye girisi yekubatanidza modhi uye anoita basa remafuta. Kune mamiriro maviri: kune rumwe rutivi, huwandu hwejekiseni remafuta hushoma, uye nzvimbo yekuisa chisimbiso inokwidziridzwa nekushaikwa kwemafuta. Kune rumwe rutivi, jekiseni remafuta rakanyanyisa, zvichiita kuti zvive zvakanyanyisa. Haisi maererano nerudzi rwevharuvhu, iyo yakasiyana-siyana yekuisa chisimbiso chevhavha yekuverenga kwakaringana. Inogona kuverengerwa nehukuru hwevharuvhu uye mhando yekuisa chisimbiso, uyezve huwandu hunonzwisisika hwejekiseni regirisi.

Chechipiri, mafuta evharuvhu, kazhinji anofuratira dambudziko rekumanikidza. Munguva yekushanda kwejekiseni regirisi, kudzvanywa kwejekiseni regirisi kunogara kuchichinja panhongonya nemumipata. Kana kumanikidzwa kwakanyanyisa, chisimbiso chinodonha kana kukundikana. Kana kudzvanywa kwakanyanyisa, chiteshi chekuzadza girisi chakavharwa, girizi muchisimbiso yakaomeswa, kana mhete yekuisa chisimbiso yakavharwa nebhora revhavha kana ndiro yevharuvhu. Kazhinji kana jekiseni remajekiseni rakanyanya kuderera, girizi yakawanda inoiswa pasi pekamuri yevharuvhu, inowanzoitika mumavharuvhu madiki egedhi. Kana kudzvanywa kwejekiseni kwakanyanyisa, kune rumwe rutivi, tarisa muromo wejekiseni, uye uitsive kana kuvharwa kwemafuta pore kwakatemwa; Kune rimwe divi kuomesa lipid, kushandisa mvura yekuchenesa, kudzoreredza kutadza kwegirisi yechisimbiso, uye kupinza girisi nyowani. Uye zvakare, yekuisa chisimbiso uye yekuisa chisimbiso zvinhu, zvakare inokanganisa iyo mafuta jekiseni kudzvanywa, akasiyana mafomu echisimbiso ane akasiyana mafuta jekiseni kumanikidza, kazhinji, yakaoma seal mafuta jekiseni pressure yakakwira kupfuura chisimbiso chakapfava.

Chechitatu, kana vharafu ichizora, teerera kune vharafu munzvimbo yekuchinja. Kugadziriswa kwevhavhavha yebhora kazhinji kuri munzvimbo yakavhurika, mamiriro akasarudzika anosarudza yakavharwa kugadzirisa. Mamwe mavharuvhu haagone kurapwa munzvimbo yakavhurika. Gedhi vharafu inofanira kunge yakavharwa kana ichigadziriswa, kuve nechokwadi chekuti girisi padivi pechisimbiso mhete yakafukidzwa nechisimbiso groove, kana yakavhurika, yekuisa chisimbiso girisi inowira zvakananga mumugero wekuyerera kana kamuri yevharuvhu, zvichikonzera kuwedzeredza.

Chechina, girisi yevharuvhu, kazhinji inofuratira dambudziko remafuta. Kudzvinyirirwa, huwandu hwegirisi uye chinzvimbo chekuchinja mukushanda jekiseni regirisi zvakajairika. Nekudaro, kuitira kuti uve nechokwadi chekuti valve grease effect, dzimwe nguva inofanirwa kuvhura kana kuvhara vharafu, tarisa iyo lubrication maitiro, uye simbisa avhareji yekuzora yevhavha bhora kana gondohwe repamusoro.

Chechishanu, girisi, inofanira kuterera kune vharafu muviri blowdown uye waya plugging kudzvinyirira matambudziko. Mushure mekuedzwa kwevhavha yevhavha, gasi nemvura mukamuri yevhavha yekamuri yekuisa chisimbiso ichawedzera kudzvinyirira nekuda kwekuwedzera kwekushisa kwemukati. Munguva yejekiseni regirisi, kudzoreredzwa kwekumanikidza kunofanirwa kuvandudzwa kuti kufambisa jekiseni rakatsetseka regirisi. Mushure mejekiseni regirisi, mhepo nemvura mugomba rekuvhara zvinotsiviwa zvizere. Kuburitswa nenguva kwevhavha kamuri yekumanikidza, asiwo kuve nechokwadi chekuchengetedzwa kwevhavha kushandiswa. Mushure mejekiseni regirisi, iva nechokwadi chekusimbisa kuvhuvhuta uye kudzvanywa kwewaya plug kudzivirira tsaona.

Yechitanhatu, jekiseni remafuta, isu tinofanirwa kutarisisa kune dambudziko reavhareji yemafuta. Panguva yejekiseni remafuta rakajairwa, buri remafuta riri padyo nemuromo wejekiseni remafuta ndiro rinotanga kuburitsa mafuta, uyezve kusvika pakadzika, ***ndiyo pakakwirira, uye mafuta anogadzirwa zvakatevedzana. Kana zvisiri maererano nemutemo kana kwete mafuta, zvinosimbiswa kuti pane kuvhara, kurapwa panguva yakakodzera.

Yechinomwe, girisi inofanirwawo kuona dhayamita yevharuvhu uye yekuvharisa mhete chigaro chekutsvaira dambudziko. Semuenzaniso, bhora revhavha, kana pane kupindira kwakazaruka, inogona kugadziriswa kune yakazaruka limiter, simbisa dhayamita yakatwasuka mushure mekuvhara. Rongedza muganhu kwete chete kutsvaga kwekuvhurika kana kuvharika kwedivi chinzvimbo, kuti utarise iyo yese. Kana nzvimbo yekuvhura inoputika uye isina kuvharwa panzvimbo, ichaita kuti valve ivhare zvakasununguka. Saizvozvowo, gadzirisa kuvhara panzvimbo, asiwo funga nezvekugadzirisa kunowirirana kwenzvimbo yakazaruka. Ita shuwa kuti vharafu ine Right Angle sitiroko.

Yesere, mushure mejekiseni remafuta, ita shuwa yekusimbisa mafuta jekiseni muromo. Dzivisa kupinda kwetsvina kana lipid oxidation pamuromo wejekiseni regirisi. Chifukidziro chinofanira kunge chakaputirwa nemafuta anodzivirira ngura kuti asaita ngura. Nokuda kwekugadzirisa kunotevera.

Yepfumbamwe, jekiseni remafuta, asi zvakare yekufunga mune ramangwana remafuta sequential kufambisa kweakatsanangurwa misoro zvakadzama. Tichifunga nezve hunhu hwakasiyana hwedhiziri uye peturu, kubhururuka uye kuparara kwesimba repeturu kunofanirwa kutariswa. Mune ramangwana, apo valve inoshandiswa uye chikamu chepetroli chinosangana, girisi inofanira kuwedzerwa munguva yekudzivirira kupera uye kubvarura.

Chegumi, kana jekiseni remafuta, usafuratira jekiseni remafuta retsinde yevharuvhu. Iyo valve shaft chikamu ine inotsvedza shaft sleeve kana kurongedza, inodawo kuchengetedza lubrication, kuitira kudzikisa kupesana kwekupokana panguva yekushanda, kana isingakwanise kuve nechokwadi chekuzora, iyo yemagetsi control torque inowedzera kupfeka zvikamu, manual control switch switch.

Gumi nerimwe, imwe bhora vharafu muviri wamaka nemiseve, kana pasina Chirungu FIOW runyoro, kuti chisimbiso chigaro nhungamiro, kwete sepakati kuyerera kutaurwa, nhungamiro yevharuvhu kuzvibudisa. Kazhinji, zvigaro zviviri zvakavharwa bhora mavharuvhu ane nzira mbiri dzinoyerera.

Chegumi nembiri, kugadzirisa kwevhavha, asiwo teerera kune musoro wemagetsi uye kutapurirana kwayo kwematambudziko emvura. Mvura inonaya kunyanya munguva yekunaya kwemvura. Imwe ndeyekuita ngura chimiro chemota kana chekufambisa shaft sleeve, uye imwe ndeyekuomesa muchando. Nekuti iyo electric valve operation torque yakakurisa, kukuvadza zvikamu zvekutapurirana zvichaita kuti mota isaremerwe kana super torque kudzivirira kusvetuka haigone kuwana magetsi ekutonga. Chikwata chekutumira chakakuvadzwa uye kutonga kwemaoko hakugoneki. Mushure meiyo super torque kuchengetedza chiito, manual control haikwanise kushandura, sekumanikidza kudzora, inokuvadza zvikamu zvemukati alloy.

Iyo friction torque idiki uye musiyano wekudzoka idiki.

Nei kushandiswa kwerabha yakamisikidzwa butterfly vharafu, fluorine yakamisikidzwa diaphragm vharafu yekubvisa mvura yepakati pfupi sevhisi hupenyu /p>

Iyo yakasvibiswa yemvura yepakati ine yakaderera kusanganiswa kweasidhi kana chigadziko, icho chine kukukurwa kukuru kune rabha. Rubber erosion performance kuwedzera, kuchembera, kusimba kwakaderera, ine rabha yakamisikidzwa butterfly vharafu, diaphragm valve kushandisa mhedzisiro ihwo husina kunaka hunokonzerwa nekuramba kukukurwa kwerabha. Mushure mekunge rabha rakaiswa diaphragm vharafu ravandudzwa kuita fluorine lined diaphragm valve ine yakanaka corrosion resistance, asi diaphragm yefluorine lined diaphragm valve haigoni kumira kumusoro nekudzika kupeta uye yakatyoka, zvichikonzera kukanganisa kwemagetsi, uye hupenyu hwevhavhavha. ipfupi. Iye zvino nzira iri nani ndeyekubata vharafu yebhora nemvura, inogona kushandiswa kusvika 5 ~ 8 makore. Iyo yekuisa chisimbiso gasket chikamu chekuisa chisimbiso chinowanzo shandiswa mumachina, zvishandiso uye zvichingodaro. Chinhu chinonamira. Kubva pane iyi tsanangudzo, hazvisi zvakaoma kwatiri kuti tizive kukosha kwekuisa chisimbiso gasket, saka nzira yekuisa chisimbiso gasket inofanirwa kutarisana nayo. Kuisirwa kwakaringana kunogona kuve nechokwadi chekuisa chisimbiso, kuitira kuti midziyo ifambe zvakanaka, zvikasadaro ichakuvadza gasket yekuisa chisimbiso. Zvino, ngatitarisei kuti tingazviita sei zvakadzama. Kuiswa kwakaringana kwegaskets kunofanirwa kuitwa pasi peiyo mamiriro ekuti flange yekubatanidza chimiro kana tambo yekubatanidza chimiro, static yekuisa chisimbiso pamusoro uye gasket inoongororwa pasina kupokana, uye zvimwe zvikamu zvevharuvhu zvisina.

Kuisa chisimbiso gasket chikamu chekuisa chisimbiso chinowanzo shandiswa mumakina, zvishandiso uye zvichingodaro. Chinhu chinonamira. Kubva pane iyi tsanangudzo, hazvisi zvakaoma kwatiri kuti tizive kukosha kwekuisa chisimbiso gasket, saka nzira yekuisa chisimbiso gasket inofanirwa kutarisana nayo. Kuiswa kwakaringana kunogona kuve nechokwadi chekuvhara basa, kuitira kuti midziyo ifambe zvakanaka, zvikasadaro ichakuvadza gasket yekuisa chisimbiso. Zvino, ngatitarisei kuti tingazviita sei zvakadzama.

Kuiswa kwakaringana kwegaskets kunofanirwa kuitwa pasi peiyo mamiriro ekuti flange yekubatanidza chimiro kana tambo yekubatanidza chimiro, static yekuisa chisimbiso pamusoro uye gasket inoongororwa pasina kupokana, uye zvimwe zvikamu zvevharuvhu zvisina.

1. Usati waisa gaskets, nzvimbo yekuisa chisimbiso, gaskets, threads uye kutenderera zvikamu zvemabhoti uye nuts zvakaputirwa nemucheka we graphite powder kana sliding agent yakasanganiswa nemafuta (kana mvura) ye graphite powder. Gaskets uye graphite zvinofanira kuchengetwa zvakachena.

2, gasket yakaiswa panzvimbo yekuisa chisimbiso kuti isangane, yakarurama, haigoni kutsvedza, haigoni kuwedzera mukati mevhavha yevhavha kana pafudzi retafura.

3. Iyo gasket yekuisa inongobvumirana kuisa chidimbu chimwe chete, uye haibvumi kuisa zvidimbu zviviri kana kupfuura pakati pechiso chekuvhara kuti chibvise mukaha pakati pezvisimbiso zviviri.

4. Kuiswa chisimbiso che elliptic gasket kunofanira kuita mhete yemukati uye yekunze kwegasket contact, uye zviso zviviri zvekupedzisira zvegasket hazvifaniri kusangana nechepasi pe groove.

5, O kuiswa kwemhete, kuwedzera kune mhete uye groove inofanira kusangana nezvinodiwa zvekugadzira, huwandu hwekumanikidza hunofanira kunge hwakakodzera, pasi pemamiriro ekuisa chisimbiso, kudzvinyirira deformation rate sediki sezvinobvira, inogona kuwedzera hupenyu hweO ring.

6. Pamberi pegasket iri pachivharo chepamusoro, valve inofanira kunge iri panzvimbo yakazaruka, kuitira kuti irege kukanganisa kuiswa uye kukuvadza zvikamu zvevhavha. Apo chifukidziro chinofanira kuenzaniswa nechinzvimbo, usashandise nzira yekusundira uye kukwevera kusangana ne gasket, kuitira kuti udzivise kutama uye kuputika kwegasket.

7. Kuiswa kwegaskets akabatanidzwa nemabhoti kana tambo kuchaita kuti gaskets munzvimbo yakatwasuka (chifukidziro chegasket chakabatanidzwa neshinda hachifaniri kushandisa pombi yepombi kana pane wrench).

8. Gasket isati yamanikidzwa, zvinodikanwa kuti unzwisise zvakajeka kumanikidzwa, tembiricha, chimiro chepakati uye maitiro eiyo gasket zvinhu uye kuona preloading simba. Preload inofanirwa kuve nechokwadi mune yekumanikidza bvunzo pasina kuvuza, sekugona kudzikisa.

9. Mushure mokunge gasket yakasimbiswa, inofanira kuve nechokwadi kuti zvikamu zvinosungirirana zvine chigadziko chisati chaitika, kuitira kuti pane nzvimbo yekugadzirira kusati kwapera kana gasket ichidonha.

10. Paunenge uchishanda pakupisa kwepamusoro, bhoti inobudisa kupisa kwepamusoro, zvichiita kuti kugadzikana kwekunetseka uye kuwedzera kwekugadzirisa, zvichiita kuti pave nekudonha kwegasket uye kudiwa kwekupisa kunopisa; Pane zvinopesana, pasi pemamiriro ekushisa kwakadzika, mabhoti achaderera uye anoda kusunungurwa.

11, yekuisa chisimbiso pachiso uchishandisa mvura yekuisa chisimbiso gasket, iyo yekuisa chisimbiso inofanira kucheneswa kana kurapwa kwepamusoro. Iyo ndege yekuisa chisimbiso chepamusoro inofanirwa kuve pasi uye ichifananidzwa, iyo yekunamira yekunamatira inofanira kunge iri pakati, uye mhepo inofanirwa kubviswa zvakanyanya sezvinobvira. Iyo yekunamatira layer inowanzo 0.1-0.2mm.

12. Kana chisimbiso chetambo chakaitwa nePTFE firimu tepi, panotangira firimu inofanira kudhonzwa yakaonda uye yakanamirwa kune shinda pamusoro, uye ipapo tepi yakawandisa painotangira inobviswa, kuitira kuti firimu inamirwe kune shinda. ane wedged.

Kuburikidza nesumo iri pamusoro, tinoziva nzira yekuisa chisimbiso gasket. Kuiswa hakuna kuoma, kungofanirwa kutarisisa kune iwo ruzivo, iwo maficha anobatwa nemazvo, kuisirwa kunogona kuve kwakatsetseka. Kuisa kwakaringana kunoenderana nekuiswa chisimbiso nekushanda kwemidziyo, saka yekumisikidza nekushanda vashandi vanofanirwa kuchengeta nyaya dziri pamusoro uye vatarise kana vachiisa.