Chii chinonzi Stainless simbi shavivhavha?
Abstract: Chinyorwa ichi chinosuma muchidimbu musimboti wekushanda, zvikamu, zvakanakira nezvazvakaipira, uye matambudziko akajairika emavharuvhu eshavishavi resimbi isina simbi, nechinangwa chekubatsira munhu wese zvirinani kudzidza nezvemavharuvhu eshavishavi resimbi isina simbi.
Stainless simbi butterfly mavharuvhu (anozivikanwawo seStainless simbi flap mavharuvhu) mavharuvhu anoshandisa disc-shaped components kuti adzorere pa 90° kuvhura, kuvhara, nekugadzirisa zviteshi zvemvura. Sechikamu chinoshandiswa kuona iyo on-off uye kuyerera kwekutonga kwepombi masisitimu, simbi isina simbi butterfly mavharuvhu anogona kushandiswa kudzora kuyerera kwemhando dzakasiyana dzemvura dzakadai semhepo, mvura, chiutsi, akasiyana corrosive media, madhaka, zvigadzirwa zvemafuta, liquid metals, uye radioactive media. Ivo vanonyanya kuita basa mukucheka uye kupuruzira pamapombi. Stainless simbi butterfly mavharuvhu ave zvikuru kushandiswa munzvimbo dzakawanda dzakadai peturu, makemikari indasitiri, simbi, uye hydropower.
Kushanda musimboti wesimbi isina simbi butterfly mavharuvhu
https://www.youtube.com/embed/mqoAITCiMcA?si=MsahZ3-CbMTts_i7
Stainless simbi butterfly mavharuvhu, anonziwo Stainless simbi flap mavharuvhu, ari nyore Stainless simbi inodzora mavharuvhu anogona kushandiswa pa-off kudzora yakaderera-kumanikidza pombi midhiya. Iyo inonyanya kuumbwa nemuviri wevharuvhu, dzinde revharuvhu, ndiro ye butterfly, uye mhete yekuisa chisimbiso. Muviri wevharuvhu une cylindrical, une hurefu hupfupi hweaxial uye ndiro ye butterfly yakavakirwa mukati.
Nheyo yekushanda ye-stainless steel butterfly valve ndeyekuzadzisa chinangwa chekuvhura nekuvhara kana kugadzirisa kuburikidza nechikamu chekuvhura nekuvhara (disc-shaped butterfly plate) inotenderera ichitenderedza axis yayo mumutumbi wevharuvhu.
Zvakanakira uye Zvakaipa Stainless Steel Butterfly Valve
Zvakanakira
1. Diki rekushandisa torque, zviri nyore uye nekukurumidza kuvhura nekuvhara, 90 ° kutenderera kutenderedza, kuponesa-kushanda, kushomeka kwemvura, uye inogona kushandiswa kazhinji.
2. Chimiro chakareruka, nzvimbo shoma yekuisa uye uremu huremu. Tichitora DN1000 semuenzaniso, uremu hwevhavhavhavhavhavhavha yesimbi isina tsvina inenge 2T pasi pemamiriro akafanana, nepo uremu hwesimbi isina tsvina yegedhi valve inenge 3.5T.
3. Iyo butterfly valve iri nyore kusanganisa neyakasiyana dhiraivha zvishandiso uye ine yakanaka kusimba uye kuvimbika.
4. Maererano nekusimba kwechisimbiso chepamusoro, inogona kushandiswa kune midhiya ine yakamiswa yakasimba particles, pamwe neupfu uye granular media.
5. The valve stem is a through-stem structure, iyo yakave yakanyoroveswa uye ine yakanaka yakazara yakazara ma mechanical properties, corrosion resistance, uye abrasion resistance. Kana vharuvhu yeshavishavi yakavhurwa uye yakavharwa, dzinde revharuvhu rinongotenderera chete pane kusimudza nekudzikisa. Iyo yekurongedza yevhavha stem haisi nyore kukuvara uye chisimbiso chakavimbika.
Zvakaipa
1. The kushanda kumanikidzwa uye kushanda tembiricha renji idiki, uye general kushanda tembiricha iri pazasi 300 ℃ uye pasi PN40.
2. Kuiswa chisimbiso kwakashata, iyo yakashata kupfuura iyo yesimbi isina tsvina yebhora mavharuvhu uye simbi isina tsvina yekumisa mavharuvhu. Nokudaro, inoshandiswa munzvimbo dzakaderera-dzinodzvinyirira apo zvinodiwa zvekuisa chisimbiso hazvisi zvakanyanya.
3. Kuyerera kwekugadzirisa mararamiro hakusi kukuru. Kana kuvhura kunosvika 30%, kuyerera kunopinda kupfuura 95%;
Kurongwa kwesimbi isina tsvina mavharuvhu
A. Kurongwa nechimiro chechimiro
(1) Pakati-yakavharwa butterfly valve
(2) Single eccentric yakavharwa marasha vharafu
(3) Kaviri eccentric yakavharwa shavishavi vharuvhu
(4) Triple eccentric sealed stomp valve
B. Kupatsanura nekuisa chisimbiso pamusoro pezvinhu
(1) Stainless-stainless Stainless Stainless Stainless valve valve, iyo yakakamurwa kuita marudzi maviri: simbi-isina simbi zvinhu uye isiri-simbi-isina simbi zvinhu.
(2) Simbi yakaoma-yakavharwa Stainless simbi butterfly valve
C. Kurongeka nekunamwa fomu
(1) Kumanikidzwa-yakavharwa Stainless simbi shavivhavharuru
(2) Elastic-yakavharwa Stainless simbi butterfly valve, iyo yekuisa chisimbiso inogadzirwa nekuwanda kwechigaro chevharuvhu kana ndiro yevharuvhu kana vharuvhu yakavharwa.
(3) Yekunze torque-yakavharwa Stainless simbi butterfly vharafu, yekuvharisa chisimbiso inogadzirwa ne torque yakaiswa kune vharafu shaft.
(4) Yakavharidzirwa yakavharwa simbi isina simbi butterfly valve, iyo yekuisa chisimbiso inogadzirwa neyakadzvanywa elastic sealing element pachigaro chevharuvhu kana ndiro yevharuvhu.
(5) Otomatiki-yakavharwa simbi isina simbi butterfly valve, iyo yekuisa chisimbiso inogadzirwa otomatiki nepakati kudzvanywa.
D. Kuronga nekushanda nesimba
(1) Vacuum Stainless steel butterfly valve. Stainless simbi butterfly valve ine kushanda nesimba yakaderera pane yakajairwa reactor mamiriro
(2) Yakaderera-kumanikidza Stainless simbi butterfly valve. Stainless simbi butterfly valve ine zita rekumanikidza PN＜1.6 MPa
(3) Medium kumanikidzwa Stainless simbi butterfly valve. Stainless simbi butterfly valve ine zita rekumanikidza PN ye2.5--6.4MPa
(4) High pressure stainless steel butterfly valve. Stainless simbi butterfly valve ine zita rekumanikidza PN ye10.0--80.0MPa
(5) Ultra-yakakwirira kudzvinyirira simbi isina simbi butterfly valve. Stainless simbi butterfly valve ine zita rekumanikidza PN＞100MPa
E. Classification nekushanda tembiricha
(1) High tembiricha Stainless simbi butterfly vharafu, kushanda tembiricha siyana: t＞450 C
(2) Tembiricha yepakati simbi isina simbi butterfly valve, kushanda tembiricha siyana: 120 C＜t＜450 C
(3) Normal tembiricha Stainless simbi butterfly vharafu. Kushanda tembiricha siyana: -40C＜t＜120 C
(4) Low tembiricha Stainless simbi butterfly vharafu. Kushanda tembiricha siyana: -100＜t＜-40 C
(5) Ultra-yakaderera tembiricha Stainless simbi butterfly vharafu. Kushanda tembiricha range: t＜-100 C
F. Kurongwa nechimiro
(1) Offset ndiro Stainless simbi butterfly valve
(2) Vertical plate Stainless steel butterfly valve
(3) Peni yakanyungudutswa Stainless simbi butterfly valve
(4) Lever Stainless simbi butterfly valve
G. Kuronga nenzira yekubatanidza(tinya kuti uwane rumwe ruzivo)
(1) Wafer mhando Stainless simbi butterfly valve
(2) Flange Stainless steel butterfly valve
(3) Lug mhando Stainless simbi butterfly valve
(4) Welded Stainless steel butterfly valve
H. Kuronga nenzira yekutumira
(1) Manual Stainless simbi butterfly valve
(2) Gear drive Stainless simbi butterfly valve
(3) Pneumatic Stainless simbi butterfly valve
(4) Hydraulic Stainless steel butterfly valve
(5) Electric Stainless steel butterfly valve
(6) Electro-hydraulic linkage Stainless simbi butterfly valve
I. Kuronga nekushanda nesimba
(1) Vacuum Stainless steel butterfly valve. Kushanda nesimba kwakadzikira pane yakajairwa murwi atmospheric pressure
(2) Low pressure simbi isina simbi butterfly valve. Nominal pressure PN
(3) Medium kumanikidzwa Stainless simbi butterfly valve. Nominal pressure PN ndeye 2.5-6.4MPa
(4) High-pressure Stainless steel butterfly valve. Nominal pressure PN ndeye 10-80MPa
(5) Ultra-yakakwirira-kumanikidza Stainless simbi butterfly valve. Nominal pressure PN> 100MPa
Kuvandudzwa kweramangwana resimbi isina simbi butterfly valve
Stainless simbi butterfly mavharuvhu anoshandiswa zvakanyanya. Izvo zvakasiyana-siyana uye huwandu hwekushandiswa kwayo huri kuramba huchiwedzera, uye huri kukura huchienda kune kupisa kwepamusoro, kudzvinyirira kukuru, dhayamita yakakura, kuvhara kwepamusoro, hupenyu hurefu, maitiro ekugadzirisa zvakanaka, uye imwe valve ine mabasa akawanda. Kuvimbika kwayo uye zvimwe zviratidzo zvekuita zvasvika padanho repamusoro. Nekushandiswa kwekemikari isingadziviriri rabha yekugadzira mumavharuvhu eshavishavi, kushanda kwesimbi isina tsvina mavharuvhu eshavishavi kwakavandudzwa. Nekuti rabha rekugadzira rine hunhu hwekuramba corrosion, kushomeka kwekukura, kugadzikana kwedimensional, kusimba kwakanaka, kuumba nyore, kudhura kwakaderera, nezvimwewo, uye rabha rekugadzira rine maitiro akasiyana rinogona kusarudzwa zvichienderana nekushandiswa kwakasiyana zvinodiwa kusangana nemamiriro ekushandiswa kwemavharuvhu. . Sezvo polytetrafluoroethylene (PTFE) ine yakasimba corrosion resistance, kushanda kwakadzikama, kusiri nyore kuchembera, yakaderera friction coefficient, iri nyore kuumba, yakagadzikana saizi, uye inogona kuzadzwa nekuwedzerwa nezvinhu zvakakodzera kuvandudza kushanda kwayo kwakazara, simbi isina tsvina butterfly valve sealing. zvinhu zvine simba riri nani uye yakaderera friction coefficient inogona kuwanikwa, kukunda zvisingakwanisi zve synthetic rubber. Naizvozvo, yakakwirira molecular polymer zvinhu zvinomiririrwa ne polytetrafluoroethylene uye kuzadza kwayo uye zvinhu zvakagadziridzwa zvakashandiswa zvakanyanya musimbi isina tsvina mavharuvhu e butterfly, nekudaro zvichiwedzera kuvandudza mashandiro esimbi isina tsvina mavharuvhu e butterfly uye kugadzira Stainless simbi butterfly mavharuvhu ane yakafara tembiricha uye kumanikidza siyana, yakavimbika chisimbiso. kushanda uye hupenyu hurefu hwebasa.
Nekushandiswa kweyepamusoro tembiricha inodzivirira, yakaderera tembiricha inodzivirira, yakasimba kututira, yakasimba kukukurwa uye yakakwirira simba alloy zvinhu musimbi isina tsvina butterfly mavharuvhu, simbi yakavharwa Stainless simbi butterfly mavharuvhu ave achishandiswa zvakanyanya mukupisa uye kwakadzika tembiricha, kukukurwa kwakasimba, kureba. upenyu uye mamwe maindasitiri minda, uye dhayamita hombe (9 ~ 750mm), high pressure (42.0MPa) uye yakafara tembiricha siyana (-196 ~ 606 ℃) Stainless simbi butterfly mavharuvhu akaonekwa, kuunza tekinoroji Stainless simbi butterfly mavharuvhu kune itsva. level.
Kukanganisa kwakajairika kwesimbi isina tsvina
Rabha elastomer iri muvharuvhu yeshavishavi rinobvaruka, kupera, zera, kuboora kana kutodonha panguva yekushandiswa kunoramba kuchiitwa. Iyo yechinyakare inopisa vulcanization process yakaoma kuchinjika kune zvinodiwa pa-site kugadzirisa. Midziyo yakakosha inofanirwa kushandiswa pakugadzirisa, iyo inoshandisa kupisa kwakawanda nemagetsi, uye inotora nguva uye inoshanda-yakawanda. Nhasi, polymer composite zvinhu zviri kushandiswa zvishoma nezvishoma kutsiva tsika dzechinyakare, pakati peiyo inonyanya kushandiswa ndeye Fushilan tekinoroji system. Iyo yepamusoro yekunamatira uye yakanakisa kupfeka uye kubvarura kuramba kwezvigadzirwa zvayo inovimbisa kuti hupenyu hwesevhisi hwezvikamu zvitsva hunowanikwa kana kutopfuudzwa mushure mekugadzirisa, kupfupisa zvakanyanya nguva yekudzikira.
Mapoinzi akakosha ekusarudzwa uye kuisirwa Stainless simbi butterfly mavharuvhu
1. Nzvimbo yekuisa, kureba, uye nzira yekupinza uye yekubuda kwesimbi isina tsvina butterfly valves inofanira kusangana nezvinodiwa zvekugadzira, uye kubatana kunofanira kuva kwakasimba uye kwakasimba.
2. Pamhando dzose dzemavharuvhu emagetsi akaiswa pamapombi akaiswa insulated, zvibato hazvifanirwe kunge zvakatarisa pasi.
3. Kuonekwa kwevhavha kunofanira kuongororwa isati yaiswa, uye zita rezita revhavha rinofanira kuenderana nezvinodiwa zvemazuva ano enyika "General Valve Marking" GB 12220. Kune mavharuvhu ane simba rekushanda rinopfuura 1.0 MPa uye mavharuvhu ayo cheka pombi huru, simba uye bvunzo dzakasimba dzekuita dzinofanirwa kuitwa usati waiswa, uye dzinogona kushandiswa chete mushure mekupasa bvunzo. Munguva yekuyedzwa kwesimba, kudzvanywa kweyedzo ndeye 1.5 nguva yekumanikidza kwezita, uye nguva yacho haisi pasi pemaminetsi mashanu. Imba yevharuvhu uye kurongedza inofanira kunge isina kunyuza-isina kuti uve unokwanisa. Munguva yekuedza kusimba, muedzo wekuedza ndeye 1.1 nguva yezita rekumanikidza; kudzvanywa kwekuyedza panguva yenguva yekuyedzwa kunofanirwa kusangana nezvinodiwa zveGB 50243 yakajairwa, uye iyo valve disc yekuisa chisimbiso pamusoro inofanira kunge isina kuvuza-isina kuti ukwanise.
4. Butterfly mavharuvhu akakodzera kuyerera kwemutemo. Sezvo kupera simba kwemavharuvhu eshavishavi mupombi kwakakura, zvakapetwa katatu pane zvemavharuvhu egedhi, pakusarudza mavharuvhu eshavishavi, kukanganiswa kwekurasikirwa kwepombi pombi kunofanira kutariswa zvizere, uye simba reshavishavi ndiro kuti rimire. iyo pipeline yepakati pressure kana yakavharwa inofanirawo kufungwa. Uye zvakare, iyo yekushanda tembiricha muganho weiyo elastic valve chigaro chemidziyo pane yakanyanya tembiricha inofanirwawo kutariswa.
Mhedziso
Kazhinji, Stainless simbi flange butterfly vharafu chigadzirwa chevharuvhu chine hunyanzvi hwekuita uye kushandiswa kwakakura, iyo inokodzera kutonga kwemvura mumaindasitiri akasiyana siyana. Pakusarudza uye kuishandisa, maitiro ayo uye zvinodiwa zvekushandisa zvinofanirwa kutariswa zvizere, uye iyo yakakodzera yakatarwa uye mhando dzinofanirwa kusarudzwa kuti ive nechokwadi chekugadzikana uye kuchengetedzeka kwekushandisa kwemidziyo.
