1. -OmshiniUlwazi lwe-Seal: Umgomo Wokusebenza Komshini Wemishini
I-Mechan Sealyithuluzi le-shaft seal elincike ngambili noma eziningana zamabhangqa wokuphela abhekene ne-perpendicular emgodini wokugcina ulungile ngaphansi kwesenzo sokunxephezelwa futhi afakwe uphawu lokunxephezela futhi afakwe izimpawu zokuvimbela.
2. Ukukhetha izinto ezisetshenziswa kaningi kwezimpawu zemishini
Amanzi ahlanjwe; lokushisa elijwayelekile; (Dynamic) 9CR18, 1Cr13 e-surfacing cobalt chromium tungsten, i-cast iron; (I-Static) i-resin graphin efakiwe, ithusi, ipulasitiki ye-phenolic.
Amanzi omfula (aqukethe i-sediment); lokushisa elijwayelekile; (Dynamic) tungsten Carbide, (Static) tungsten Carbide
Amanzi olwandle; lokushisa elijwayelekile; (Dynamic) tungsten Carbide, 1Cr13 CRADding Cobalt Chromium Thungsten, I-Spot Iron; (i-static) i-resin graphin efakiwe, i-tungsten Carbide, i-cermet;
Amanzi athusekile ama-100 degrees; (Dynamic) tungsten Carbide, 1Cr13 e-surfacing cobalt chromium tungsten, i-cast iron; (i-static) i-resin graphin efakiwe, i-tungsten Carbide, i-cermet;
Uphethiloli, uwoyela wokuthambisa, uketshezi hydrocarbon; lokushisa elijwayelekile; (Dynamic) tungsten Carbide, 1Cr13 e-surfacing cobalt chromium tungsten, i-cast iron; (I-Static) i-resin efakwe ngaphakathi noma i-tin-antimony alloy graphite, ipulasitiki ye-phenolic.
Uphethiloli, uwoyela wokuthambisa, uketshezi hydrocarbon; Ama-degree ayi-100; (Dynamic) tungsten Carbide, 1Cr13 e-Surfacing Cobalt Chromium Thungsten; (I-Static) ithusi elifakiwe noma i-resin graphite.
Uphethiloli, uwoyela wokuthambisa, ama-liquid hydrocarbons; equkethe izinhlayiya; (Dynamic) tungsten Carbide; (Static) tungsten Carbide.
3. Izinhlobo nokusetshenziswa kweIzinto zokwakha uphawu
Le khasi Ukubopha uphawu kufanele ihlangabezane nezidingo zokusebenza uphawu. Ngoba abezindaba bazovalwa bahlukile futhi izimo zokusebenza kwemishini zihlukile, izinto zokubopha zidingeka ukuze ziguqulwe ngendlela ehlukile. Izidingo zezinto zokwakha uphawu ngokuvamile:
1) Okuqukethwe kune-density enhle futhi akulula ukuvelela kwabezindaba;
2) ube namandla nobulukhuni obufanele;
3) Ukuncishiswa okuhle nokuqina, deform encane yaphakade;
4) ayithambisi noma ibole emazingeni okushisa aphezulu, ayilukhuni noma iqhekeke emazingeni okushisa aphansi;
5) Inokumelana kahle nokugqwala okuhle futhi ingasebenza isikhathi eside nge-acid, i-alkali, uwoyela kanye neminye imidiya. IVolumu yayo ukuguquka kobulukhuni mancane, futhi akunamathele endaweni yensimbi;
6) ukungqubuzana okuncane okungqubuzanayo kanye nokuphikiswa okuhle kwengubo;
7) Inokuguquguquka okuhlanganiswe neindawo yokuvala uphawu;
8) Ukumelana nokuqina kokuguga nokuqina;
9) Kuyinto elula ukucubungula nokwenza, kushibhile futhi kulula ukuthola izinto zokwakha.
OkokuhlikihlaIngabe impahla esetshenziswa kakhulu yokubopha. Ngaphezu kwenjoloba, ezinye izinto ezifanele zokubopha uphawu zifaka i-graphite, i-polytetrafluorooroetheethene kanye nama-sealants ahlukahlukene.
4. Okusemqoka kwezobuchwepheshe kokufakwa nokusetshenziswa kwezimpawu zemishini
1). I-radial runout yemishini yokujikeleza kwemishini kufanele ibe ≤0.04 mm, futhi ukunyakaza kwe-axial akufanele kube kukhulu kune-0,1 mm;
2) Ingxenye yokubopha uphawu kwemishini kufanele igcinwe ihlanzekile ngesikhathi sokufakwa, izingxenye zokubekwa uphawu kufanele zihlanzwe, futhi ubuso bokuphela uphawu kufanele bube buqinile ukuvikela ukungcola nothuli ekulehlisweni engxenyeni yokungenisa uphawu;
3). Kuvinjelwe ngokuphelele ukushaya noma ukungqongqoza ngesikhathi senqubo yokufaka ukugwema ukulimala kwezingxabano ku-Mechanical Seal kanye nokwehluleka kokugcina;
4) ngesikhathi sokufakwa, ungqimba wamafutha ahlanzekile ahlanzekile kufanele asetshenziswe ebusweni ngokuxhumana nophawu lokuqinisekisa ukufakwa okubushelelezi;
5) Lapho ufaka i-tuli ring gland, izikulufo eziqinisa kahle kufanele zicindezelwe ngokulinganayo ukuze ziqinisekise ukuqinisekiswa kwe-perpendicality phakathi kobuso bokuphela kwendandatho ye-static nomugqa we-axis;
6) Ngemuva kokufaka, cindezela indandatho eshukumisayo ngesandla ukwenza indandatho eshukumisayo ihambele kalula shaft futhi ibe nezinga elithile lokuqina;
7) Ngemuva kokufaka, vula shaft ojikelezayo ngesandla. Umgodi ojikelezayo akufanele uzizwe usindayo noma osindayo;
8) Imishini kumele igcwaliswe kwabezindaba ngaphambi kokusebenza ukuvimbela ukuxabana okulomile nokwehluleka kokubopha;
9) Ngemidiya ekhishwe kalula kanye ne-granurar, lapho izinga lokushisa eliphakathi lingu> 80oc, ukugcwala okuhambelana, ukuhlunga kanye nezinyathelo zokupholisa kufanele kuthathwe. Uyacelwa ukuthi ubheke amazinga afanele wezimpawu zemishini zamadivayisi ahlukahlukene asizayo.
10). Ngesikhathi sokufakwa, ungqimba wamafutha ahlanzekile ahlanzekile kufanele asetshenziswe ebusweni ngokuxhumana neukubeka uphawu. Ukunakwa okukhethekile kufanele kukhokhwe ekukhetheni uwoyela wemishini wezinto ezihlukile zokufunda ukugwema ukwenza i-O-ring ukuze unwebe ngenxa yokungenela uwoyela noma ukusheshisa ukubekwa uphawu kwangaphambi kwesikhathi. Akuvumelekile.
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Le khasiukubeka uphawuphakathi kwendandatho eshukumisayo futhi indandatho ye-static ithembela entweni e-elastic (intwasahlobo, ama-bellows, njll.) kanyeUkubopha uketsheziIngcindezi yokukhiqiza amandla okucindezela afanele (isilinganiso) kwindawo yokuxhumana (ubuso bokugcina) wendandatho ehamba ngokuhamba ngokuhamba kwesikhathi nendandatho ye-static. Ingcindezi) yenza umkhawulo wobumbili obushelelezi futhi oqondile ubhekene nakancane; Ifilimu elincanyana kakhulu eliwuketshezi ligcinwa phakathi kobuso bokuphela ukuze bafeze umphumela wokubekwa uphawu. Le filimu inengcindezi enamandla eshukumisayo kanye nengcindezi ye-static, edlala indima yokulinganisa nokuthambisa ubuso bokuphela. Isizathu esenza sobabili ububuso bokuphela kufanele bube bushelelezi kakhulu futhi baqonde ukudala ilungele ubuso bokuphela kanye nokulinganisa ingcindezi ethile. Lokhu kuwuphawu lokujikeleza okuhlobene.
6. I-Mechan Sealulwazi nezinhlobo zobuchwepheshe be-mechanic seal
Njengamanje, okusha okushaI-Mechan SealUbuchwepheshe besebenzisa izinto ezintsha nezinqubo zentuthuko ngokushesha. Kukhona okusha okulandelayoI-Mechan SealUbuchwepheshe. Ukubekwa uphawu kwe-surface grooveubuchwepheshe bokubopha uphawuEminyakeni yamuva nje, kuvulwe imifino ehlukahlukene yokugeleza ebhekene nobuso bokugcina bemaphepha emishini ukukhiqiza imiphumela yokucindezela kwe-hydstostatic kanye nokuguquguquka, futhi isabuyekezwa. Ubuchwepheshe be-zeroage beaving seaving esikhathini esedlule, bekulokhu kukholelwa ukuthi izimpawu zokuxhumana nezingatholi azinakuxhumana akukwazanga ukufezekisa ukuvuza (noma akukho ukuvuza). I-Israyeli isebenzisa ubuchwepheshe obushisiwe bokubopha ukubeka umqondo omusha we-zero-ukuvuza maked maches machectical machectical mail machectical makentical makentical makentical machectical machectical machectical machectical machection maches, esetshenziswe emaphampu we-uil ezitshalweni zamandla enuzi. Ubuchwepheshe bokwelulwa kwegesi elomile kaphethiloli lolu hlobo lwe-seal lusebenzisa ubuchwepheshe obucashile uphawu lokubopha uphawu lwegesi. Ubuchwepheshe bokubopha uphawu lokuphaphama buka ubuchwepheshe busebenzisa ama-flow grooves ekwenziweni kokubekwa uphawu ukuze baphampule inani elincane loketshezi oluvuzayo kusuka ku-Upstream. Izici zezakhiwo zezinhlobo ezingenhla ezichazwe ezingokwezinhlobo: zisebenzisa ama-grooves angajulile, kanye nobukhulu befilimu kanye nokujula kokugeleza kwe-microve kungobabili izinga le-micron. Baphinde basebenzise ama-grooves okugcoba, amadamu avaliwe asolwandle kanye nokuhlukaniswa kokubopha ukubekwa uphawu kokwakha ukubekwa uphawu kanye nokuthwala umthwalo. Kungashiwo nokuthi uphawu olubushelwe luyinhlanganisela yophawu olucaba kanye nomthwane obolile. Izinzuzo zayo zivuza kancane (noma kungabikho ukuvuza), ubukhulu befilimu elikhulu, ukuqedwa kokushayisana kokuxhumana, kanye nokusetshenziswa kwamandla okuphansi nomkhuhlane. Ubuchwepheshe bokuvalwa kwe-Hydrodynamic Bacation buka ubuchwepheshe obuhlukahlukene busebenzisa ama-grooves ahlukahlukene okubekwa obala okujulile kokubangela ukuguqulwa kwendawo okushisayo ukukhiqiza umphumela we-hydrodynamic wedge. Lolu hlobo lwesivalo ngeHydrodynamic Pressure Ukuthwala Amandla abizwa ngokuthi yi-Thermohydrodyhodynamic Wedge Seal.
Ubuchwepheshe be-Bellows Beaning bungahlukaniswa ngama-bellows wensimbi ahlelwe kanye nobuchwepheshe bensimbi yensimbi bellal mechanic
Ubuchwepheshe bokuvalwa uphawu okuningi buhlukaniswe uphawu lokubekwa kabili, uphawu oluphakathi kwendandatho ephakathi nobuchwepheshe obuningi be-balting. Ngaphezu kwalokho, kunobuchwepheshe bokuvalwa kokubopha komhlaba okufanayo, ukuqapha ubuchwepheshe bokuvalwa uphawu, ubuchwepheshe obuhlanganisiwe bokubopha, njll.
7. I-Mechan Sealulwazi, uhlelo lwe-mechanic seal lufloshing Scheme nezimpawu
Inhloso yokugcwala ukuvikela ukunqwabelana kokungcola, ukuvikela ukwakheka kwezikhwama zomoya, ukulondolozela futhi kuthuthukise ukuthambisa, njll. Lapho amazinga okushisa koketshezi oludonsayo ephansi, futhi unomphumela opholile. Izindlela eziphambili zokudonswa ngokulandelayo:
1. Ukugcwaliswa kwangaphakathi
1. Score enhle
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(2) Isicelo: Sisetshenziselwa ukuhlanza uketshezi. I-P1 inkulu kakhulu kuno-P. Lapho izinga lokushisa liphezulu noma kukhona ukungcola, okupholile, izihlungi, njll. Kungafakwa kwipayipi.
2. Backwash
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(2) Isicelo: Sisetshenziselwa ukuhlanza uketshezi, futhi p kungena 3. Ukugcwala okugcwele
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(2) Isicelo: Umphumela wokupholisa ungcono kunezimbili zokuqala, ezisetshenziselwa ukuhlanza uketshezi, futhi lapho i-P1 iseduze ne-P in and P ngaphandle.
2. Isikali sangaphandle
Izici: Yethula uketshezi oluhlanzekile ohlelweni lwangaphandle oluhambisana nesilinganiso esiphakathi nendawo esiseduze ne-paticing ye-sal for flushing.
Isicelo: Ingcindezi yoketshezi yangaphandle evuthayo kufanele ibe ngu-0.05--0.1MPA iMkhulu kune-Medium evaliwe. Ilungele izimo lapho okuphakathi kushisa kakhulu noma kunezinhlayiya eziqinile. Izinga lokugeleza koketshezi oludonsayo kufanele liqinisekise ukuthi ukushisa kuyasuswa, futhi kufanele futhi kuhlangabezane nezidingo ezifuzayo ngaphandle kokubangela ukuguguleka kwezimpawu zezimpawu. Kuze kube manje, ingcindezi yegumbi le-Seal kanye ne-Flow Rander yesidingo esididiyelwe ukulawulwa. Ngokuvamile, izinga lokugeleza koketshezi oluhlanzekile oluhlanzekile kufanele lube ngaphansi kwama-5m / s; Uketshezi olunama-slurry aqukethe izinhlayiya kufanele lube ngaphansi kwama-3m / s. Ukuze uzuze inani elingenhla lokugeleza kwesilinganiso, uketshezi oludonsayo kanye nomgodi wokubopha kufanele kube ngumehluko wokucindezela kufanele kube <0.5mpa, ngokuvamile u-0.05- Isikhundla se-orifice soketshezi oludonsayo ukuze singene futhi sikhiphe umgoqo wokubopha uphawu kufanele kusethwe eduze kobuso bokugcina bokubekwa uphawu bese usondele ohlangothini olushukumisayo lwendandatho. Ukuze uvikele indandatho ye-graphite kusuka ekukhishweni noma ichithwe ngomehluko wokushisa ngenxa yokupholisa okungalingani, kanye nokuqothulwa kokungcola kanye nokukhonkotha, njll. Uma kunesidingo, uketshezi oludonsayo lungaba ngamanzi ashisayo noma umusi.
Isikhathi Sokuthumela: Oct-31-2023