Kemikari pombi yekumisikidza uye kushandiswa kwekuchengetedza kweiyo huru mapoinzi ekuisa uye kushandiswa kwemavharuvhu emakemikari pombi

Kemikari pombi yekumisikidza uye kushandiswa kwekuchengetedza kweiyo huru mapoinzi ekuisa uye kushandiswa kwemavharuvhu emakemikari pombi

Kemikari pombi ndiyo indasitiri yemakemikari kushandisa zvigadzirwa zvakanakisa, kune akati wandei marudzi ecentrifugal kemikari pombi zvinoenderana nechinhu chakakamurwa kuita polypropylene, fluorine plastiki, simbi isina tsvina, zvinoenderana nepombi yemuviri chimiro yakakamurwa kuita yakananga yekubatanidza mhando, yakabatana shaft. mhando, yakatwasuka, yakatwasuka yakati wandei, zvinoenderana nezvinodiwa chaizvo zvinogona kureva kusarudza zvigadzirwa zvakanaka. Iyo pombi kuunzwa kweyekunze tekinoroji yakagadziridzwa nekambani yedu inogona kutakura ine zvimedu zvakasimba, nyore crystallization yepakati, tembiricha kuramba, corrosion kuramba, hapana kuvharika.
Installation process:
1, maererano nezvinodiwa zvekutanga kuita basa rakanaka rekongiri, pamwe chete kuviga nheyo sikuru yepombi yemakemikari.
2. Tarisa pombi yemakemikari uye motokari isati yaiswa. Chikamu chimwe nechimwe chinofanira kunge chiri mumamiriro akanaka, uye hapafaniri kuva netsvina mukati mepombi yemakemikari.
3, iyo kemikari pombi yakazara kune yekutanga, muzasi uye yekutanga yepakati yekuvhunduka inopinza block, zvinoenderana nekugadziriswa kweiyo shock absorber block, tsvaga yakanaka mwero wepombi yemakemikari. Mushure mekugadzirisa, simbisai anchor screws.
4, kukosha kwekupinza uye kutumira kunze kwekemikari pombi pombi inofanira kuva nerutsigiro, haigoni kushandisa pombi yemakemikari kutsigira pombi yekutsigira. Madimikira epombi dzekutengesa kunze uye kunze kwenyika dzichafanana nedzekutengesa kunze nekutengesa kunze kwemapombi emakemikari.
5. Kana pombi yemakemikari inosvetwa yakasikwa, pombi inopinza inofanira kubatanidzwa kutanga, uye ipapo pombi inokosha yekubuda inofanira kubatanidzwa mushure mokunge mvura yazadzwa, uye mhedzisiro yebhureki yakanaka. Iyo pombi inopinza yepombi inofanirwa kubatanidzwa nepombi, uye hurefu hwakazara haungapfuure mamita mashanu, zvikasadaro ichakuvadza kusveta kwechisikigo kwekemikari pombi yekusveta kwechisikigo, chiyero chekuyamwa kureba kwehupamhi hunogona kuverengerwa zvichienderana neformula. : mvura inotonhora yakasikwa kusveta 3m / yepakati hama density = chaizvo zvakasikwa kuyamwa urefu hupamhi reshiyo.
6. Mushure mekugadzwa kwepombi yemakemikari, pakupedzisira shandura shaft yekubatanidza chigadziro neruoko kuti uone kana pane dambudziko rekukwenya. Kana uchitenderera, zviri nyore uye symmetrical kuti kuiswa kwapera.
7, magineti yekubatanidza kemikari pombi haigone kubviswa neine tunhu uye iri nyore kwazvo kukristaro mvura, usabvumire kuenderera mberi kwekushanda pasi pemamiriro ekudzima pombi yetsvina, inoda kuchengetedza zvishoma kuyerera kwakazara.
8, kuitira kuti udzivise tsvina mupombi yemakemikari, pamusuwo unofanirwa kuiswa pane sefa mudziyo, iyo yakazara nzvimbo yekushushikana inofanira kunge inopfuura 3 ~ 4 nguva dzechikamu chepombi.
9. Pombi yekemikari ine musoro wepombi yepamusoro inofanirawo kuisa cheki valve pane pombi inokosha yekutumira kunze kuitira kudzivirira nyundo yemvura kubva pakarepo ichidzima.
10. Izvo zvinodikanwa kuve nechokwadi kuti kuiswa kwehurefu kusvika kuhupamhi hwepombi yemakemikari inowirirana necavitation allowance yepombi, uye inofanirwawo kunyatsofunga nezvekukuvara kwepombi uye kupisa kwepakati. Kuti udzivise iyo cavitation mvumo inokonzerwa nemakemikari pombi muviri, inofanirwa kuenderana nehukama hunotevera: NPSHaNPSHr 0.5NPSHa: Inobvumirwa Cavitation allowance (m) NPSHr Indispensable Cavitation allowance (m) NPSHa = 106 (PA-PV)/ g no s-hf Pa: Mhedzisiro pamusoro peiyo conveyor yepakati kushanda dzvinyiriro (MPa) Pv: yepakati mhute inoshanda kudzvanywa (MPa): iyo inobatana density yepakati (kg/m3) hs: kuyamwa kwehupamhi reshiyo (m) hf : kukweva pombi kukweshana kuramba (m) g: simba rekuwedzera (m/s).
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12. Kana viscosity yemvura inobudiswa nemakemikari pombi yakanyanya, maitiro epombi ye centrifugal uye simba rekubuda rinoshandurwa zvikuru.
Zvinyorwa zvekushandisa:
1. Pakuisa chemikemikari pombi, uremu hwepombi haigone kuwedzerwa pombi. Inofanirwa kunge iine yavo inotsigira muviri, kuitira kuti isaite deformation kukanganisa kushanda kwekushanda uye hupenyu.
2, Stainless simbi kemikari pombi pombi uye mota inosanganisirwa chimiro, kuisirwa pasina kurongeka, saka kuisirwa kuri nyore kwazvo.
3. Iyo anchor bolt inofanira kusimbiswa panguva yekuisa kuti irege kukanganiswa kwekudengenyeka kwekushanda kwepombi yemakemikari paunotanga.
4, isati yaiswa pombi yemakemikari inofanira kunyatsotarisa kana pasina zvinhu zvakaoma mumumhanyi wepombi zvinokanganisa kushanda kwepombi (zvakadai sematombo, simbi particles, nezvimwewo), kuitira kuti udzivise kukanganisa kune impeller uye pombi muviri kana pombi yemakemikari yecentrifugal ichimhanya.
5, kuitira kuchengetedza uye kushandisa kuchengetedza, mumakemikari pombi inopinza uye pombi yekubuda yakaisa vharafu inodzora uye geji yekumanikidza padhuze nekubuda kwepombi, kuve nechokwadi kuti mumusoro wakayerwa uye kuyerera kwekushanda, kuve nechokwadi chekushanda kwakajairika. yepombi, wedzera hupenyu hwebasa hwepombi yemakemikari.
6, pombi inoshandiswa pakusveta nguva, inofanira kunge yakashongedzerwa nevharuvhu yepasi, kunze kwekunge iri pombi inozvimisikidza haigone kuisa vharafu yepasi, uye pombi inopinza haifanirwe kunge iine mabhendi akawanda, panguva imwe chete haifanire kunge ine mvura. leakage, leakage phenomenon.
7. Mutsara wekubuda, wakadai sevhavha yekuongorora, inofanira kuiswa kunze kwevhavha yegedhi.
8. Mushure mekuisa, fambisa shaft yepombi, iyo impeller inofanira kuva nekukakavadzana kana kunamatira chiitiko, kana zvisina kudaro pombi inofanira kuparadzaniswa kuti iongorore chikonzero.
9, kemikari pombi yekumisikidza yakakamurwa kuita yakasimba yekubatanidza uye inochinjika yekubatanidza kuiswa.
Kuiswa kwekemikari pombi yevhavha uye kushandiswa kwemapoinzi akakosha
Kemikari pombi inoshandiswa kazhinji muvagadziri vemakemikari kuburitsa mvura, uye zvakajairika kushandisa pombi mavharuvhu. Kune marudzi akawanda uye maumbirwo emavharuvhu. Chii chatinofanira kutarisisa mune yekuisa uye kushandisa maitiro uye maitiro ekuiisa?
Imwe, yekutanga ndiyo inotungamira uye chinzvimbo, mavharuvhu mazhinji ane gwara: senge globe valve, throttle valve, pressure yekudzikisa vharafu, cheki vharafu, nezvimwewo, kana inverted inverted, ichakanganisa mashandisiro ekushandisa uye hupenyu (senge throttle valve. ), kana kusashanda (zvakadai sekumanikidza kuderedza valve), uye kunyange kukonzera njodzi (yakadai sevhavha yekuongorora). Mavharuvhu akazara ane mavara anotungamira pamuviri. Kana zvisina kudaro, inofanira kunyatsozivikanwa maererano nemutemo wekushanda wevhavha. Imba yevhavha yevhavhavha yeglobe haina symmetrical, iyo mvura inofanira kuregedzerwa kubva pasi kusvika kumusoro kuburikidza nevhavhavhavhavha, kuitira kuti kupikisa kwemvura kudiki (kunotemwa nechimiro), kuvhurwa kwesimba rekuchengetedza (nekuda kwe iyo yepakati kudzvanywa kumusoro), iyo yakavharwa svikiro haimanikidzi kurongedza, kugadzirisa kuri nyore, ndosaka iyo globe valve isingakwanise kuchinjika. Mamwe mavharuvhu anewo maitiro awo.
Usafuratira gedhi (kureva ruoko vhiri pasi), zvikasadaro svikiro acharamba ari vharafu vharafu nzvimbo kwenguva yakareba, nyore ngura hunde, uye vamwe muitiro zvinodiwa contraindo. Izvo zvakanyanya kusagadzikana kushandura kurongedza panguva imwe chete. Vhura stem gedhi vharafu, usaise pasi pevhu, zvikasadaro nekuda kwekunyorova kwekuora kwakafumurwa hunde. Simudza cheki vharafu, kuisirwa kuve nechokwadi chekuti disc yakatwasuka, kuitira kuti inoshanduka inosimudza. Swing cheki mavharuvhu, kana yakaiswa kuti ive nechokwadi kuti pini sandara, kuitira kuti flexible swing. Ivhavha yekuyamura yekumanikidza inofanirwa kuiswa yakatwasuka pane yakatwasuka pombi, uye usarerekera kune chero nzira.
Vaviri, nzvimbo yekuisa vharafu inofanira kuva yakanakira kushanda; Kunyange kana kuiswa kwakaoma kwekanguva, funga nezvebasa renguva refu. Ruoko rwevhavha runoenderana nechipfuva (kazhinji 1.2 metres kubva pauriri hwekushanda), kuitira kuti zvive nyore kuvhura nekuvhara vharuvhu. Kumhara vharafu handwheel inofanira kunge iri kumusoro, usarerekera, kuitira kuti udzivise kushanda kusina kunaka. Muchina wemadziro unoenderana nevhavha yemidziyo, asi zvakare siya nzvimbo yekuti mushandisi amire. Kuti udzivise kushanda kwedenga, kunyanya acid uye base, toxic media, zvikasadaro haina kuchengetedzeka.

Matatu, matanho ekuisa vharafu: usakanganisa vharafu yakagadzirwa nebrittle zvinhu.
1, usati waiswa, nyatso tarisa kana modhi uye kutsanangurwa kwemavharuvhu ese ari mumutsara mumwe nemumwe, kana kurongedza kwacho kwakamira, kana gland bhaudhi rine mvumo yekugadzirisa yakakwana, uye tarisa kana hunde ne disc zviri kutaura, kana paine yakanamatira uye yakatsveyama chiitiko.
2. Paunenge uchisimudza valve, tambo haifaniri kusungirirwa kune handwheel kana tsinde yevhavha kuti irege kukanganisa zvikamu izvi, asi inofanira kusungirirwa kune flange; Kune mavharuvhu akabatanidzwa kune pombi, iva nechokwadi chekuchenesa.
3. Pakuisa screw valve, iyo yekuisa chisimbiso (twine uye aluminium mafuta kana polytetrafluoroethylene raw material bhandi) inofanira kuputirwa patambo yepombi, kwete kupinda muvharuvhu, kuitira kuti isavhare ndangariro vhoriyamu, inokanganisa kuyerera kwe media. . Paunenge uchiisa mavharuvhu eflange, chenjerera kusimbisa mabhaudhi akaenzana uye akaenzana. Valve flange uye pombi flange inofanirwa kuenderana, inonzwisisika clearance, kuitira kuti udzivise kudzvinyirira kwakanyanya uye kunyange kuputika kwevhavha. Kunyanya kune brittle zvinhu uye mavharuvhu ane yakaderera simba. Mavharuvhu ekuti apinzwe nepombi anofanira kutanga aiswa mavara-weld, obva avhura zvakazara zvikamu zvekuvhara, obva asungwa akafa.
4, mamwe mavharuvhu, kuwedzera kune anodiwa ekudzivirira zvivakwa, asi zvakare ane bypass uye chiridzwa. Pakaiswa nzira yokunyenyeredza. Easy kugadzirisa musungo. Mamwe mavharuvhu, anewo kuiswa kwebypass. Kana kuisa bypass zvinoenderana nemamiriro evharuvhu, kukosha uye zvinodiwa zvekugadzira.

Four, inventory valve, imwe kurongedza haina kunaka, uye vamwe havaenderani nekushandiswa kwepakati, iyo inoda kushandura kurongedza; Asi kana yashandiswa, iyo yekuzadza inofanirwa kuchinjirwa kune yepakati. Paunenge uchitsiva filler, dzvanya mukati kutenderera nekutenderera. Imwe neimwe mhete seam kusvika 45 madhigirii yakakodzera, mhete uye mhete yakazaruka 180 madhigirii. Kureba kwekutakura kunofanirwa kufunga nezvekamuri yekuenderera mberi nekudzvanya gland. Parizvino, chikamu chezasi chegland chinofanirwa kubvumidzwa kudzvanya kamuri yekurongedzera kusvika pakadzika kwakakodzera, iyo inogona kazhinji kuva 10-20% yehupamhi hwese hwekamuri yekurongedza. Kune mavharuvhu anodiwa zvakanyanya, iyo yakabatana Angle i30 madhigirii. Mishonga pakati pezvindori inodzika ne120 degrees.
Kuwedzera kune iri pamusoro pekuzadza, rabha O-ring inogona zvakare kushandiswa zvinoenderana nemamiriro chaiwo (yakasikwa rabha kuramba kune isina simba alkali pazasi 60 madhigirii Celsius, butadiene rabha kuramba kune makristasi emafuta ari pasi pe80 degrees Celsius, Fluorine rabha kuramba iri pasi pe150 degrees Celsius. zvakasiyana-siyana zvinoodza media) zvidimbu zvitatu zvakaturikidzana polytetrafluoroethylene mhete (kuramba pazasi 200 madhigirii akasimba anoora media) naironi mbiya mhete (kupikisa pazasi 120 madhigirii Celsius ammonia, alkali) achigadzira filler. A layer ye polytetrafluoroethylene (PTFE) raw material tepi inoputirwa neyakajairwa asbestos disc, iyo inogona kuvandudza yekuisa chisimbiso uye kuderedza electrochemical corrosion yevharuvhu hunde. Paunenge uchidzvanya muto, hunde yevharuvhu inofanirwa kutenderedzwa panguva imwe chete kuti ichengetedze yunifomu uye kudzivirira kuti isanyanya kufa. Iyo gland inofanira kusimbiswa zvakaenzana uye kwete kurerekera.

shanu, mamwe mavharuvhu anofanirwawo kuve nekudzivirirwa kwekunze, kunova insulation uye kutonhora. Mitsetse inopisa inopisa dzimwe nguva inowedzerwa kune insulation layer. Ndeupi rudzi rwevhavha inofanira kuiswa insulated kana kuchengetwa ichitonhora, maererano nezvinodiwa zvekugadzira. Apo iyo yepakati muvharuvhu inoderedza kutonhora zvakanyanya, ichakanganisa kugadzirwa kwekugadzira kana kuomesa vharafu, unofanirwa kuchengetedza kupisa, kana kusanganisa kupisa; Iko iyo valve inoratidzirwa, yakashata pakugadzirwa kana kukonzera chando uye zvimwe zvakashata zviitiko, zvinodikanwa kuchengetedza kutonhora. Insulation zvinhu zviri asbestos, slag wool, girazi wool, perlite, diatomite, vermiculite uye zvichingodaro; Zvinhu zvekutonhorera zvikohwe, perlite, furo, mapurasitiki zvichingodaro