Enzanisa iyo diaphragm vharafu uye bellows vharafu mu aseptic process midziyo, globe vharafu, diaphragm vharafu, bhora vharafu, gedhi vharafu, kuchengetedza vharafu uye mamwe mavharuvhu maitiro ekuyedza kumanikidza, ndedzipi nzira?

Enzanisa iyo diaphragm vharafu uye bellows vharafu mu aseptic process midziyo, globe vharafu, diaphragm vharafu, bhora vharafu, gedhi vharafu, kuchengetedza vharafu uye mamwe mavharuvhu maitiro ekuyedza kumanikidza, ndedzipi nzira?

Mukugadzira aseptic process, iyo inowanzo shandiswa yekumisa vharafu ndeye diaphragm stop valve, inowanzonzi diaphragm valve. Chikonzero nei mavharuvhu e diaphragm achishandiswa mukugadzirwa kweaseptic imhaka yechimiro chavo chakareruka uye mutengo wakaderera, izvo zvinoita kuti kusvika parizvino kune vashoma "vakwikwidzi". Kukwikwidzana nemavharuvhu ediaphragm anonzi mavharuvhu egorobhu, anowanzozivikanwa semavharuvhu. Iyi bellows globe valve nekuda kwemutengo wayo wakakwira, kunyangwe iine hunyanzvi hwekuita zvirinani pane diaphragm valve, asi zvichiri kunetsa kukwikwidza nediaphragm valve, sekutsanangurwa kwazvino munyaya ino.

PTFE corrugated chubhu

Makwikwi pakati pemabhero uye diaphragms ane nhoroondo refu muaseptic process industry. Kwenguva yakareba, diaphragm valve ine chimiro chayo chakareruka, mutengo wakaderera uye yakachena disinfection uye yakanakira kutora ruoko rwepamusoro. Kuenzaniswa nediaphragm vharafu, bellows vharafu mumusika siyana zvirevo zvakawandisa. Vesta bellows valve inogadzirwa neTuchenhagen ingori kuzadza gap iri, pepa iri kuburikidza nediaphragm valve uye bellows valve kuenzanisa, zvakanakira nekuipira kwemavharuvhu maviri zviri pachena.

Bvisa kunze basa

Paunenge uchida kushandisa diaphragm vharafu mupombi yakachinjika, unofanirwa kuve nechokwadi chekuti diaphragm valve yakaiswa mupombi yakachinjika zvinoenderana neAngle inotsanangurwa neiyo diaphragm valve kugadzira. Zvikasadaro, mukushanda kwemidziyo yekugadzira, kubvumidzwa kwevhavhavha yediaphragm kuchasangana nemamwe matambudziko, uye yepakati mukati memuviri wevharuvhu haigone kuburitswa zvachose. Nekudaro, iyo yekumisikidza inorerekera Angle yemhando dzakasiyana diaphragm mavharuvhu, diaphragm mavharuvhu anogadzirwa nevagadziri vakasiyana uye diaphragm mavharuvhu ane akasiyana mazita ekuyerera mareti akasiyana, ayo anowanzo kuunza dambudziko guru pakugadzira nekugadzira aseptic process michina. MuT - mavharuvhu akaumbwa nediaphragm, dambudziko iri risina chinhu-muviri rinonyanya kutaurwa.

Kuenzaniswa ne diaphragm valve, Vesta bellow valve haizokonzeri dambudziko rakadaro, zvisinei kuti rudzi rwechimiro chemuviri weVesta bellow valve chii, mukugadzirwa kwemidziyo hapana-mutoro wekushanda haizove "Angle yakafa", kuitira kuti chengetedza kupatsanurwa kwakasimba kwepombi. Uyezve, inogona kuiswa mune ductwork yeaseptic process michina mune akasiyana ekuisa modes.

Muindasitiri yekugadzira mishonga, aseptic process michina ine akawanda akatwasuka uye akatwasuka pombi. Mukugadzirwa kwemidziyo yemishonga, nekuda kwenzvimbo yepombi uye zvikonzero zvehunyanzvi, zvinodikanwa kuisa mabhero valve mune imwe nzvimbo. Semuenzaniso, kana diaphragm valve yakaiswa mupombi yakatwasuka, inofanira kubatanidzwa ne 90 ° bend mune yunifomu yakatwasuka ndege. Mutengo wekugadzira weT type diaphragm valve wakakwira zvakanyanya, uchienzaniswa neyakasiyana vharafu chimiro chechimiro diaphragm vharafu, mabhero vharafu iri muvhoriyamu uye chimiro, uye kubatana nekuiswa kwepombi zvakanyanya kumusoro. Nemhaka yekuti marudzi maviri emavharuvhu epasi akasiyana muchimiro, saka, mukutanga kugadzirwa kweaseptic process equipment, tinofanira kusarudza kuti ndeupi rudzi rweglobe valve inofanira kusarudzwa pachikamu chimwe nechimwe.

Midziyo yekubuda muminda yemishonga, chikafu uye biotechnology ine nhamba huru yemavharuvhu anoda kuvharwa. Mavharuvhu mahombe, akadai seaya eStericom akatevedzana, haashandiswe zvakanyanya mumamiriro ezvinhu panodiwa disinfection. Nekuti, mumidziyo iyi yemaitiro, zvinodikanwa zvekutapurirana zvemhando yepakati zvishoma uye zvishoma, pakuyerera kushoma, vanhu vanenge hapana kunze kwesarudzo yevharuvhu ye diaphragm. Iyo itsva bellows valve ine saizi diki uye inogona kushandiswa nemadhayamita epombi akasiyana, izvo zvinopa mukana pane diaphragm mavharuvhu.

Kuenzanisa kwekushandiswa kwemidziyo

Semushandisi wemidziyo, muhupenyu hwese kutenderera kwemidziyo zvakanyanya sezvinobvira kushandisa michina yekugadzira, kureva kuti: mwero wekushandisa wemidziyo unofanirwa kunge wakakwira sezvinobvira. Kugadziriswa kwemidziyo kunoreva kuti michina inofanirwa kumisa kugadzirwa, asiwo kuisa mune imwe huwandu hwekugadzirisa michina. Bellows vharafu kazhinji ine kupfeka chiitiko; Muvharuvhu ye diaphragm, kana vharuvhu yapera, diaphragm inofanira kuchinjwa mushure meimwe nguva yekushandisa. Hupenyu hwesevhisi hwe diaphragm hunoenderana neinoenderana kugadzirwa maitiro. Kune rimwe divi, kukukurwa kweiyo yakatsetseka midhiya mumidziyo yekushandisa, tembiricha yekuchenesa pombi uye kuuraya hutachiona, kudzvanywa kwekushanda uye kuyerera kwechishandiso chemidziyo uye mamwe maparamita ekushanda achakanganisa hupenyu hwebasa re diaphragm; Kune rumwe rutivi, deformation ye diaphragm apo diaphragm stop valve yakazarurwa uye yakavharwa zvakare chinhu chinokosha chekuziva hupenyu hwebasa re diaphragm.

Vesta bellows stop valve ine pneumatic drive

Yakawanda diaphragm kukuvara kwevharuvhu haina kukonzeresa kushandiswa mukugadzira maitiro, pane zvinopesana, nekuda kwe mechanical extrusion kukuvara. Kunyange zvazvo diaphragm mavharuvhu ane siyana elastic mwero, siyana coatings, uye akasiyana PTFE mahwendefa, asi zvose diaphragm mavharuvhu vane kubva kunze asingaoneki kupfeka (kukurwa pamusoro uye particle attachment kunokonzerwa nemukati midhiya). Naizvozvo, kuitira kudzivirira aseptic process kugadzirwa nekuda kwekukuvadzwa kweiyo diaphragm vharafu inomanikidzwa kumisa kugadzirwa, mukuita kunowanzo kuve muhupenyu hwesevhisi yakaganhurwa isati yatsiviwa diaphragm. Nenzira iyi, ingave inomanikidzwa kutsiva nhamba ye diaphragms, ichiri kukonzeresa kuchengetedza, kana midziyo yekudzikira, yakanyanya kupfuura PTFE bellows vharafu, uye imwe mukana webhero vharafu ndeyekuti inogona kushandiswa kune dzinenge dzakasiyana siyana. maitiro.

zvikamu

Iyo hub chikamu cheVesta bellows valve ndeye TFM1705PTFE cutobellows. Pamusoro pekusagadzikana nekuora kweakasiyana makemikari media, TFM1705 zvinhu zvinosanganawo nezvinodiwa zveFDA Section 21 §177.1550 yeFederal Regulations ye "perfluorocarbon resin". Nzvimbo yaro yakatsetseka (Ra≤0.8mm), chisimbiso chakavimbika, hombe yekuchinja inofamba nguva uye humwe hunhu, kune iri nani CIP/SIP disinfection uye kuchenesa zvinowanzofarirwa. Kweanopfuura makore matatu, iyo patented bellows valve yakagadziriswa mumusika uye inopa kuparadzaniswa kwakasimba kwemhepo mukati nekunze kwepombi mupombi isina hutachiona.

Globe vharafu, diaphragm vharafu, bhora vharafu, gedhi vharafu, kuchengetedza vharafu uye mamwe mavharuvhu maitiro ekuyedza kumanikidza, ndedzipi nzira?

Muindasitiri yekugadzira, mvura yepombi yekuisa vharafu inowanzoshandiswa midziyo, isati yashandiswa vharafu, vamwe vanoda kuyedza kumanikidza, yeglobe vharafu, diaphragm vharafu, bhora vharafu, gedhi vharafu, kuchengetedza vharafu uye zvichingodaro, chii chinomanikidza nzira dzekuyedza dzevharuvhu, pasi pemamiriro akajairwa, mavharuvhu emuindasitiri ari kushandiswa haaite bvunzo yesimba, asi mushure mekugadzirisa vharafu muviri uye chivharo chevhavha kana kuvhuvhuta kukuvadza vharafu uye chivharo chevhavha chinofanira kuita bvunzo yesimba. Kune mavharuvhu ekuchengetedza, iyo yekumisikidza kudzvanywa uye kudzoserwa kumanikidzwa uye mamwe maedzo anozoenderana nekutsanangurwa kwekopi yavo nemirairo ine hukama. Kusimba uye kusimba kuyedzwa kunofanirwa kuitwa pamberi pekuisa valve. Low-pressure valve spot cheki 20%, yakadai sekuparadzanisa inofanira kuva 100% yekuongorora; Mavharuvhu epakati nepakati anofanira kuongororwa 100%. Iyo inowanzo shandiswa yepakati yevhavha pressure test imvura, oiri, mhepo, chiutsi, nitrogen, etc. The pressure test method of different industry valves including pneumatic valves is as next:

1. Kudzvinyirira kuedza nzira yeglobe valve uye throttle valve

Muedzo wesimba wevharuvhu yeglobe uye throttle vharafu, kazhinji inoisa vharafu yakaungana muyedzo yekumanikidza furemu, vhura dhisiki yevharuvhu, jekiseni yepakati kune yakakosha kukosha, tarisa kana muviri wevharuvhu nevharuvhu zvinovhara ziya uye kubuda. Inogona zvakare kuve chidimbu chimwe chekuyedza simba. Iyo yekuisa chisimbiso ndeyekumira vharafu chete. Edzai chidzitiro chevharuvhu munzvimbo yakatwasuka, dhisiki yevharuvhu yakavhurika, iyo yepakati kubva kumucheto kwepasi kweiyo dhisiki kusvika kune yakaganhurwa kukosha, tarisa kurongedza uye gasket; Kana wakwanisa, vhara dhisiki uye vhura imwe magumo kuti uone kana paine kuvuza. Kana simba revharuvhu uye bvunzo yekuisa chisimbiso ichizoitwa, iwe unogona kuita bvunzo yesimba kutanga, uye wozotsika-pasi kune chisimbiso bvunzo delimited kukosha, tarisa kurongedza uye gasket; Wobva wavhara dhisiki, vhura pekubuda napo kuti utarise kana iyo yekuvharisa pamusoro inodonha.

2. Kudzvinyirira nzira yekuedza yevhavha yegedhi: Kuedza kwesimba kwevhavha yegedhi kwakafanana neyevhavha yeglobe. Pane nzira mbiri dzekuyedza kusimba kwemavharuvhu egedhi.

① Gedhi rinovhurwa kuitira kuti kumanikidzwa mukati mevhavha kusimuke kune kukosha kwakatarwa; Wobva wavhara gedhi, nekukasira buritsa vharafu yegedhi, tarisa kana paine kuvuza muchisimbiso pamativi ese egedhi, kana zvakananga jekiseni svikiro rekuyedza mupuragi pachivharo chevhavha kune kukosha kwakatarwa, tarisa chisimbiso pane ese ari maviri. kumativi egedhi. Nzira iri pamusoro inonzi inonzi intermediate pressure test. Iyi nzira haina kukodzera kuedzwa kwechisimbiso chevhavha yegedhi ine zita rekuti DN32mm.

(2) Imwe nzira ndeyekuvhura gedhi, kuitira kuti muedzo wekumanikidza wevhavha usimuke kune kukosha kwakatarwa; Wobva wavhara gedhi, vhura imwe mugumo webhofu ndiro, tarisa kana iyo yekuvharisa pamusoro pekudonha. Dzokorora bvunzo iri pamusoro kusvika wakwanisa.

Muedzo wekusimba pakurongedza uye gasket yepneumatic gedhi vharafu ichaitwa pamberi peiyo tightness bvunzo yegedhi vharafu.

3, butterfly valve pressure test method

Muedzo wesimba wepneumatic butterfly valve wakafanana neyevharuvhu yeglobhu. Basa rekuisa chisimbiso chevhavhavhavhavhavha rinofanirwa kuongororwa kubva kumagumo emunhu wepakati inoyerera ichipinda muyedzo yepakati, butterfly plate inofanira kuvhurwa, imwe magumo ekuvhara, jekiseni kumanikidza kune yakataurwa kukosha; Mushure mekutarisa kurongedza uye zvimwe zvisimbiso kuti hazvina kuvuza, vhara ndiro ye butterfly, vhura imwe magumo, uye tarisa butterfly plate chisimbiso kuti hapana kuvuza. Ivharuvhu yeshavishavi inoshandiswa kugadzirisa kuyerera haiite bvunzo yebasa rekuvhara.

4. Kudzvinyirira kuedza nzira yekuvhara valve

Pamberi pekuyedzwa kwevharuvhu yeplug, dhizaini yeasina-acidic dilute lubricating oiri inotenderwa panzvimbo yekuisa chisimbiso, uye hapana kuvuza uye madonhwe emvura akawedzerwa anowanikwa mukati menguva yakatarwa seyakakodzera. Nguva yekuyedza yevhavhavhavha inogona kupfupika, kazhinji inotsanangurwa se l ~ 3min maererano nedhayamita yezita.

(1) Kana iyo plug valve ichiyedzwa simba, iyo yepakati inounzwa kubva kune imwe mugumo kuti ivhare imwe nzira, uye plug inotenderedzwa kune yakazaruka yekushanda chinzvimbo chekuyedza. Hapana kubuda kunowanikwa mumuviri wevharuvhu.

(2) Muchiyedzo chekuisa chisimbiso, jongwe rerefu rinofanirwa kuchengetedza kudzvanywa mukati megomba rakaenzana neiyo nzira, tenderedza plug kuenda kunzvimbo yakavharwa, tarisa kubva kune imwe magumo, uye wozotenderedza plug ka180 kudzokorora zviri pamusoro. test; Matatu-nzira kana mana-nzira plug mavharuvhu anofanirwa kuchengetedza kudzvanywa mukamuri yakaenzana neiyo kune imwe magumo enzira, tenderedza plug kune yakavharwa chinzvimbo, zivisa kudzvanywa kubva kurudyi kona yekona, uye tarisa kubva kune imwe. kupera panguva imwe chete.

5. Kudzvinyirira kuedza nzira yekuongorora valve

Chengetedza valve test state: simudza rudzi cheki cheki dhisiki axis munzvimbo yakatwasuka uye yakatwasuka; Swing cheki vharafu chiteshi axis uye disc axis dzinenge dzakafanana kune yakachinjika mutsara. Munguva yekuyedzwa kwesimba, svikiro rekuyedza rinounzwa kune yakatsanangurwa kukosha kubva kumagumo ekupinza, uye imwe magumo yakavharwa. Inokodzera kuona kuti muviri wevharuvhu uye chivharo chevhavha haina kubuda. Muedzo wekuisa chisimbiso uchasuma svikiro rekuyedza kubva kumagumo ekubuda, uye tarisa nzvimbo yekuisa chisimbiso pamagumo ekupinda. Iyo inokodzera kuti hapana kuvuza pakurongedza uye gasket.

6, iyo yekumanikidza bvunzo nzira yevhavhavhavha

Muedzo wesimba wevhavha yekudzivirira wakafanana neyemamwe mavharuvhu, ayo anoedzwa nemvura. Paunenge uchiedza chikamu chezasi chemuviri wevhavha, kudzvinyirirwa kunotangwa kubva kune inlet I = I kupera, uye nzvimbo yekuvhara yakavharwa; Paunenge uchiyedza muviri wepamusoro uye bhoneti, kudzvanywa kunounzwa kubva pakubuda kweEl end uye mamwe magumo akavharwa. Iyo valve body uye bonnet ichave inokodzera pasina kuvuza mukati menguva yakatarwa.

(2) Tightness bvunzo uye inogara ichimanikidza bvunzo, iyo yakajairika kushandiswa kwepakati ndeiyi: steam kuchengetedza vharafu ine saturated steam seye test medium; Ammonia kana imwe gasi vharafu ine mhepo seyeyedzo svikiro; Ivhavha yemvura uye zvimwe zvinwiwa zvisingapindiri zvinoshandisa mvura senzira yekuyedza. Nitrogen inowanzoshandiswa senzira yekuedza kune mamwe mavharuvhu ekuchengetedza akakosha.

Chisimbiso bvunzo ine zita rekumanikidza kukosha seyeyedzo yekumanikidza bvunzo, nhamba yenguva haisi pasi pekaviri, hapana kuvuza mukati menguva yakatsanangurwa inokodzera. Kune marudzi maviri enzira dzekuona kuvuza: imwe ndeyekusimbisa kubatana kwevhavhavhavha, uye kunama bepa rematishu nebhota paEl flange. Iro tishu bepa riri kukwidibira kuti ribude, kwete kupumha kune vanokwanisa; Chechipiri kushandisa ruomba kuti chisimbiso mutete epurasitiki ndiro kana mamwe mahwendefa pazasi chikamu chokubuda flange, mvura chisimbiso vharafu dhisiki, tarisa mvura haisi bubbling vanokwanisa. Iyo inogara ichimanikidza uye yekudzoka yekumanikidza yekuyedza nguva yevhavhavhavha yekudzivirira ichave isingasviki 3 nguva, uye ichaverengerwa seyakakodzera. Chengetedzo vharafu basa bvunzo ona GB/T122421989 kuchengetedza vharafu basa rekuyedza nzira.

7. Kudzvinyirira kuedza nzira yekumanikidza kuderedza valve

(1) Muedzo wesimba wevhavha yekuderedza kudzvinyirira inowanzounganidzwa mushure mebvunzo imwe chete, kana mushure mekuedzwa kwegungano. Simba rekuedza nguva: DN50mm lmin; Dn65-150mm kureba kupfuura 2min; DN150mm kureba kupfuura maminitsi matatu. Mushure mokunge mabhero aiswa welded nezvikamu, kuedza kwesimba kunoitwa nemhepo pa 1.5 nguva yekumanikidzika kwepamusoro mushure mekuvhara kwevhavha yevhavha inoshandiswa.

② Muedzo wekusimba unoitwa zvinoenderana neiyo chaiyo yekushanda svikiro. Paunenge uchiyedza nemhepo kana mvura, bvunzo ichaitwa pa1.1 nguva yekumanikidza kwezita; Iyo bvunzo yeutsi inoitwa pane yakanyanya kusimba yekushanda inobvumidzwa pane tembiricha yekushandisa. Musiyano uripo pakati pekumanikidza kwemukati uye yekubuda kudzvanywa haifanirwe kunge isingasviki 0.2MPa. Nzira yekuedza ndeyotevera: mushure mokunge mhepo inopinza yakagadziriswa, iyo inogadzirisa screw yevhavha inogadziriswa zvishoma nezvishoma, kuitira kuti kubuda kwemhepo kunogona kuchinja nokukurumidza uye nekuenderera mberi mukati mehombe huru uye duku inokosha, pasina kumira uye kuvhara chiitiko. Kune iyo steam pressure yekudzikisa valve, kana iyo inlet pressure yabviswa, vharuvhu inovharwa uye ipapo vharafu inoderedzwa, uye iyo yekubuda pressure yakakwira uye yakaderera. Mukati me2min, kukoshesa kwekubuda kwemhepo kunofanira kuenderana nehuwandu hunotsanangurwa muTebhu 4.17622. Zvichakadaro, vhoriyamu yepombi kuseri kwevhavha inotsanangurwa seyakakodzera zvinoenderana neTafura 4.18. Kune mvura nemhepo yekudzikisa mavharuvhu, kana inlet kudzvanywa yaiswa uye yekubuda kudzvanywa iri zero, bvunzo yekuisa chisimbiso inoitwa pavhavha yakavharwa yekudzikisa vharafu. Inokodzera kuti hapana kuvuza mukati me2 maminetsi.

8, bhora vharafu kumanikidza nzira yekuyedza: pneumatic bhora vharafu simba rekuyedza rinofanira kuitwa mubhora hafu yakavhurika nyika.

① Inoyangarara bhora vharafu tightness bvunzo: vharafu iri hafu yakavhurika, imwe magumo kupinda muyedzo wepakati, imwe magumo yakavharwa; Bhora richakunguruka kakawanda, vharuvhu yakavharwa kana uchivhura kuvharika kwekupedzisira kuongorora, panguva imwechete tarisa kurongedza uye gasket sealing basa, hapafanirwe kuve nekudonha kwechiitiko. Ipapo iyo yekuedza svikiro inounzwa kubva kune imwe mugumo uye bvunzo iri pamusoro inodzokororwa.

(2) Fixed ball valve tightness test: isati yaedzwa bhora richave risina-load rolling kakawanda, iyo yakagadziriswa bhora valve iri munzvimbo yakavharwa, kubva kune imwe mugumo wepakati yekuedza kusvika kune yakatemerwa kukosha; Iyo yekumanikidza gauge inoshandiswa kutarisa basa rekuvhara kweiyo inlet end. Iko kurongeka kweiyo geji yekumanikidza ndeye 0.5 ~ 1, uye iyo yekuyera chiyero ndeye 1.5 nguva yekumanikidza kwekuyedza. Panguva yekumisikidzwa, hapana depressurization phenomenon inokodzera; Wobva wasuma svikiro rebvunzo kubva kune rumwe rutivi uye dzokorora bvunzo iri pamusoro. Zvadaro, vharuvhu iri hafu yakazaruka, iyo migumo miviri yakavharwa, mukati memukati wakazadzwa nepakati, tarisa kurongedza uye gasket pasi pekumanikidza kwekuyedza, hapafanirwe kuve nekudonha.

③ Nzira nhatu dzebhora vharafu dzinofanirwa kunge dzakareba munzvimbo yega yega yekuisa chisimbiso bvunzo.

9, diaphragm valve pressure test method

Diaphragm valve simba rekuyedza kubva kune chero kumagumo kwekuiswa kwepakati, vhura dhisiki, imwe magumo ekuvhara, kuyedza kumanikidza kune yakataurwa kukosha, ona iyo valve muviri uye vharafu chivharo hapana kuvuza kunokodzera. Wobva wadzika pasi kune tightness test pressure, vhara disc, vhura imwe magumo kuti iongororwe, hapana kuvuza kunokodzera.