Thulani-off vana - ntoni na? Isicelo device

Xa igama elithi "armature 'ukuthini izixhobo ezilawula ukuhamba amandla esiphakathi. Amaninzi, kukho izinto kwemithambo zivaliwe-off on imibhobho. Emva koko ke uya kuqonda ukuba yahlulwe valving yintoni iintlobo yintoni na apho isicelo.

Misa valve e imibhobho esetyenziswa ukulawula ukuhamba zokufuma okanye iigesi. Oku uyakwazi na ukulawula ukugeleza lwemibhobho ukusuka ubuncinane zokunciphisa izinga feed kude ime ngxi epheleleyo.

Ezinye iintlobo zokusebenza:

• Latches;
• kwemithambo ukulawula;
• milenge;
• kwemithambo butterfly.

enkulu isicelo

Zonke ezi mveliso ezisetyenziswa kakhulu kwiinkqubo zobunjineli, kwaye zingenziwa kwizicelo zobugcisa jikelele, nangenxa yomsebenzi kwiimeko ezizodwa. Ukuba ivelufa lisetyenziswa kuphela epheleleyo zivaliwe-off, ukuba zivaliwe iingcango-off nezilinganisi adjustable (iivelufa kunye avuzayo) uyakwazi nje kuphela ukuvala ukuhamba, kodwa ukulawula ngegalelo lako.

device

Zonke yokuvalwa babe isakhiwo efanayo. Le izindlu esivalekileyo etywiniweyo, olulungiselela kwemithambo node. Kwimeko apho ngokuqhelekileyo yi ezimbini (kwezinye iimeko ixesha elide) ekupheleni, ngokusebenzisa apho ngokuqinileyo eqhotyoshelwe kumbhobho. Sabelo unit kumise - ukwahlukana hermetic kwinkqubo ezisendleleni. Kubume bayo kukho isihlalo nomzimba wavala-off usoloko kuqhagamshelwano imiphezulu uphawu.

milenge

Milenge asetyenziswa kuzo ngemibhobho kunye namanzi, umphunga kunye negesi abathwali. Bona luphawulwa ubungakanani compact (1.9 kg) kwaye ukumelana encinane. Ubukhulu be Impompo ibe ukusuka intshi-1 ukuya ku-3. Eyona eziqhelekileyo iindidi semigudu ezifana ibhola kunye kwiplagi. Ukungqinelana indlela uphawu, baba ndlala kunye nengxabano.

A ambaxa kwendwe kunye conduit kwenzeka ngokusebenzisa nokuhlangana esisangqa okanye ukuwelda kuso. In imibhobho igesi usebenzisa kwemithambo coupling igesi. Material them is yentsimbi. Ukuqinisekisa uqhagamshelwano yalo mbhobho kunye nendwe, ifuna nut. kwemithambo Gas ziyilelwe ukusebenza phantsi koxinzelelo ka 0.1 MPA kunye lobushushu kwi-50 ° C.

umthwalo ophezulu ukumelana kwiimpompo ndlala nut. Baya kube amafutha imisele yamanzi, iindawo eziphambili zenziwe elingqukuva yentsimbi. Ngaloo intsimbi igcwele nobubovu irabha okanye hemp. valve Ezo ikwazi ukusebenza kwi iingcinezelo ukuya ku-1 MPA kwaye ukumelana amaqondo ukuya ku 100 ° C.

Ubukhulu ezincinane kwemithambo ibhola. Le izixhobo laziwa kakhulu umgangatho ophezulu kulo msebenzi, echaza ukusetyenziswa kwayo imibhobho ubukhulu enkulu. Yakhiwa kwesinyithi, kunye naloo macici ukutywina kuquka PTFE-4. Imida operating bahambelana iimpawu kwezivalo ibhola iimpompo nut ndlala.

Ngoncedo flanges eziqhotyoshelwe kwiimpompo zentsimbi ezisendleleni esisangqa. Ukuba ivelufa mkhulu, kuba banikwa izixhobo worm. Ukuze ulawulo flow kwi-crane enjalo upha flywheel. Le izixhobo isetyenziswa imibhobho ukusebenza kwiqondo lobushushu ukusuka 40 ° C ukuya +70 ° C. Le valve ziyaxhonywa nkqo kuphela. Ulawulo kunokuba zombini kude yaye ngenxa flywheel.

valve Thulani-off

Valve zidlala indima ebaluleke kakhulu inani elikhulu lothungelwano zaba nabalawuli. Le kwemithambo stop ixhaphakileyo. Yintoni na, ubona emfanekisweni.

Oku izinto eziye shutter ukuba uhlobo amacwecwe okanye imilo cone tyaba, leyo ezinambuzelayo eyayingqalene ezimanyeneyo lokutywina komhlaba umzimba isihlalo reciprocates okanye arc.

Ivelufa - valve ezahlukahlukeneyo, ukuhanjiswa oluqhutywa ngu pair lizulu threaded.

Kwemithambo stop ixhaphakileyo ezifakwe kwi imibhobho. Hlengiso kwenzeka kuzo ngesandla usebenzisa ivili ngesandla okanye ukude esebenzisa actuator.

Seal amandla kuqinisekiswa amakhonkco ezenziwe ngesikhumba, irabha okanye PTFE-4. valve Thulani-off zisetyenziswa eziyi-, leyo isebenza medium kukho umoya, amanzi okanye umphunga. Kuba ngokunxulumene kumbhobho threaded kufuphi nokuhlangana uyasetyenziswa. Ngokugcwalisa ndlala kusetyenziswa asbestos nokupakisha AP-31 - Asbestos ntambo osontiweyo kwayo antifriction ukumitha.

Umbhobho wamanzi lobushushu ngamanzi ngaphantsi kwe-50 ° C ukufaka stop mbobo coupling. Le izixhobo unako ukusebenza kuso nasiphi na isikhundla. Amanzi aqukuqela phantsi disc. Lahlani zonke izixhobo izindlu intsimbi, gasket - paronitovye, ebengumsesane ukutywina eyenziwe ngofele, nokupakishwa lamatywina - asbestos.

Xa uluhlu lwemibhobho zothutho umoya okanye amanzi yokuthintela wotha ukuya kwiqondo lobushushu +45 ° C. Xa ezinjalo networks zobunjineli valving eyamkelekileyo asetyenziswe actuator electromagnetic. It yenzelwe ukusebenza kwiqondo lobushushu ukuya ku +50 ° C. Kufuneka ibhekiswe phezulu. Isixhobo istili - yentsimbi uphoswe. Ngaloo ndlela spool nesigubungelo ezenziwe ngentsimbi. Le valve ilawulwa mhlawumbi ngesandla okanye kude.

caba

Le dampers zenzelwe ukuba zisetyenziswe imibhobho ubukhulu enkulu. Bona efakwe kwi umoya opholileyo yaye umoya kwi ingcinezelo eliphantsi kunye neemfuno ephantsi yobunzima.

Kuxhomekeka inani amacwecwe umatshini ezisetyenziswayo abangatshatanga mnogostvorchatymi. Yolwelo umatshini eendaba asingabo ngokoqobo kusetyenziswa ngenxa yokuba ngokwaneleyo baqinisekise itywina isicatshulwa ukudlulela. Kuba dampers igesi zisetyenziswa kakhulu rhoqo. Oku lula yi ekunyaniseni nokuthembeka design. Ukutyunjwa umcephe - ummiselo namazinga off.

Ukongeza izixhobo ezilula kunye nolawulo, banalo ngexabiso eliphantsi kakhulu kunye nobunzima ephantsi. Mhlawumbi dampers izixhobo hydraulically, pneumatically okanye kagesi.

On imibhobho yokuthutha amanzi, wabeka nesonkana esisicaba caba xi 1.0 MPA. Uphawu kwenzeka ngokusebenzisa umsesane irabha, shelwe emseleni we disc. izindlu imveliso ibandakanya kwesinyithi, kwaye umngxuma rotary ezenziwe ngentsimbi.

Le shuttering iqhutywa i sombane, esinenjini, entabeni up. Kulo mzekelo shaft drive iqhele nkqo. Le dampers ukuba balawulwa ngesandla ingafakwa kuso nasiphi na isikhundla.

enezinto Compound ne conduit kwenzeka ngokusebenzisa flanges. Enye indlela wokujoyina yi welding. kwemithambo uxinzelelo zokusebenza - 1 MPA. Lawula, ungasebenzisa i drive.

Ubukhulu be armature usebenzisa i drive, livela 200-1200 mm. amandla awo 5 kW. Ixesha ekuchithwa kwi kuvulwa ivalve okanye wokuvala, malunga neshumi elinesihlanu lemizuzu.

ukuba nemivalo

rotary disc shutter iyafuneka ukuze ukulungelelanisa uxinzelelo kwaye nokuqukuqela medium. aphakathi Ukusebenzela shutter ngamanzi kunye negesi. Basebenza noxinzelelo ka 1.6 MPA kunye lobushushu ukususela -15 ° C ku 200 ° C.

rotary disc shutter bobabo Ivaluva. Xa indawo evaliweyo, oko kwenza kube lula ukuphumeza ngetywina. Okuhle shutter na ulwakhiwo esezantsi ukuphakama kunye nobude. Imveliso isetyenziswa zokufudumeza, amanzi kunye noshishino ukutya.

latches

Kubunjineli networks yingozi kunye nezinye lwezivalo. Yintoni le "intlanzi" - uhlobo ipipi ezifakwe?

Kwasika esiswini - ummeli semigudu ukuba isivalo ngokohlobo sediski imnyama okanye sheet, leyo ezinambuzelayo isihlalo itywina ring umzimba. apho flow sigaba nkqo ukuba ukususa shutter. Netoti emakhonkcweni ukutywina isenokuba incinane umbhobho, kwaye alingane kuwo. Kwimeko yokuqala vana lo umda, elinesibini - sisaqhubeka.

Ukungqinelana imilo shutter ivelufa yahlulwe ngaxeshanye kunye imnyama.

Ezi mveliso zisetyenziswa kwizikhundla zemveliso kunye lwemibhobho buti. Edibanise inokuba kwezivalo okanye bogie non-sliding. Ukuze uvale okanye uvule sicatshulwa, edibanise kufuneka enze eninzi nesantya. Ngoko ke, ezi valve banikwe ulawulo zombane kude. Isango valve babe stem non-nokunyuka ezenziwe cast yentsimbi. ingcinezelo yabo 0.25 MPA. Ubukhulu be vana - ukusuka 800 ukuya ku-2000 mm, ubunzima efikelela 14 t.

Izinto eziluncedo semigudu:

• kungeyomfuneko ukuba boyise yengcinezelo ulwelo ukusebenza xa besebenza iqumrhu motion;
• flow ngqo fluid, nto leyo evumela ukuba kuncitshiswe kwi-karhulumente ukumelana;
• design ziyalingana.

Ilishwa semigudu:

• ukuxabana olunamandla xa besebenza umzimba esangweni motion;
• ukuphakama zokwakha elikhulu ngenxa yokuba intonga kufuneka utyunjwe ngobubanzi ubuncinane ezimbini yombhobho;
• ukuguga Uphakamileyo shutter kwindawo esiphakathi.

Ukulungelelanisa i ityhubhu ivalve esebenzisa flanges. Uninzi iinxalenye - cast iron. gasket Material - Asbestos, nobubovu ukupakisha - asbestos.

Imibhobho ehambisa igesi amafutha kunye ulawulo lobushushu kwi-100 ° C, esebenzisa isango kabini-diski mbobo yentsimbi. Bathi non-ukunyuka osimelela ngentonga yaye ingcinezelo lonxibelelwano 0.6 MPA. Ukunika ukusebenza kuphela manual.

Efanayo kabini-idiski isango wevalufa, kodwa Isiqu nokunyuka obekwe kwi coke imigca igesi oveni. Ezi nkundla ke zenzelwe ukuba ukusebenza noxinzelelo 1.8 MPA kunye lobushushu 200 ° C.

Xa imigca oyile kunye amafutha efakiweyo welding block steel lwezivalo. Xa yabo isebenzisa osimelela ngentonga Cyber kunye neetyhubhu. Iqondo lobushushu liphezulu eliphakathi ezi valve 250 ° C. Nesixhobo iinxalenye vana le carbon ngentsimbi.

media nochuku

Zizixhobo itshixa, apho asebenza kwi-bume engentle, zikhethwa kuxhomekeke iimpawu eliphakathi. Kubalo ithuba ukusebenza, ingqibelelo, ukuthembeka, kunye nezinye iparameters, nto leyo eye uzivalele-off vana. Yintoni na - itshixa izixhobo bume ezonakalisayo?

Kwemithambo zisetyenziswa kwiindawo ezonakalisayo rhoqo. iimveliso ezifana isali isilayidi ngokukhuselekileyo yazala, uphambuke kunobunye. Endaweni iindawo lamatywina beza imfutho iindibano. Igalelo elibi eli vana yeyona ivuse hydraulic zakhula.

Amajelo lulwelo kusetyenziswa ubhedu kwemithambo coupling eyenzelwe koxinzelelo yokusebenza 1.6 MPA. Loo ivelufa iqhotyoshelwe kumbhobho nokuhlangana threaded.

Imibhobho umphunga noxinzelelo 1 MPA kunye namaqondo esasingaphantsi kwe-50 ° C kwi kwemithambo kusetyenziswa ngobhedu uphawu ngomsesane. Loo umsesane kwi spool wenziwa irabha okanye yesikhumba.

valve imfutho ezenziwe ngentsimbi ukumelana umhlwa, bewasebenzisa lobushushu ukuya ku 350 ° C. valve Flanged unawo umzimba porcelain eyenziwe imveliso yephondo.

zokulungisa

valve iziphene Mcetywa izaliswe mngeni emininzi iinkampani zokusebenza. Amaninzi ke azinako ukuvala kwicandelo le-network, leyo ithe ungqubano. Ngoko ke akukho ngozi yokulungisa lwezivalo enziwe ngexesha, nto inceda inkampani siphephe iindleko eziphezulu kwixesha elizayo.

Ubangelwa breakdowns

Thatha ujongo kwi ezingunobangela eqhelekileyo semigudu umonakalo. Phakathi ezibangela ukusilela semigudu, inxalenye izibi ewela ngaphakathi kumbhobho ngexesha lofako. Ulohlalisa phezu O-ring cuts groove apho aphula yobunzima. Ukuthintela oku, ungenza ngocoselelo ukuhlamba womnatha lomqolo phambi kokuqalisa umsebenzi wabo. valve ezineziphene walungiswa iindibano zocweyo zazo baxhotyiswa koomatshini akramnceleyo. Bathatha umaleko umonakalo uphawu namakhonkco, babuyele ukuba iipropati zangaphambili.

Emva kokwenza ukulungiswa ngokuqinisa iibholiti izivingco phambi kokuba kuya kufakwa, ivelufa ebanjwe hydraulic uvavanyo xi kwibhentshi. Ukuba iimvavanyo ugqibe ngempumelelo, kukho isiqinisekiso ukwamkeleka yoyilo.

abenzi

ERashiya, kumise kunye uvala adjustable izilinganisi enziwa ziinkampani ezininzi. Ishishini ukhula rhoqo. Enye kwiinkokheli zoshishino sisityalo semigudu Kwakhona ukusuka eChelyabinsk. Popular njengoko Lenpromarmatura kwimveliso yezityalo eSt Petersburg, ZAO Hydrogas evela Voronezh, Ltd. Murom sisityalo lwezilinganisi ezisendleleni.

amaxabiso

Misa valve, iindleko apho ziyahluka ukusuka 20 ukuya eziliqela amashumi amawaka engange, ngokuxhomekeke ubukhulu, injongo kunye nezinto neemveliso ngokubanzi wanikela kwiimarike Russian kanye zaseYurophu.