1. Umphini

Amaphampu anamashafu amade athambekele ekubeni nokuqina kwe-shaft okunganele, ukuchezuka ngokweqile, nokungaqondi kahle kwesistimu ye-shaft, okubangela ukungqubuzana phakathi kwezingxenye ezihambayo (i-drive shaft) kanye nezingxenye ezimile (ama-sliding bearings noma izindandatho zomlomo), okuholela ekudlidlizeni. Ngaphezu kwalokho, i-pump shaft yinde kakhulu futhi ithinteka kakhulu umthelela wamanzi agelezayo echibini, okwandisa ukudlidliza kwengxenye engaphansi kwamanzi yepompo. Uma igebe lepuleti lebhalansi ekugcineni kwe-shaft likhulu kakhulu, noma ukunyakaza kokusebenza kwe-axial kungalungiswa ngendlela engafanele, kuzokwenza ukuthi i-shaft ihambe ngemvamisa ephansi futhi ibangele ukudlidliza kwesihlahla esithwalayo. I-eccentricity ye-shaft ejikelezayo izobangela ukudlidliza okugobayo kwe-shaft.

2. Isisekelo kanye Nobakaki Wephampu

Ifomu lokulungiswa kokuxhumana phakathi kohlaka lwedivayisi yedrayivu nesisekelo alilungile, futhi isisekelo nesistimu yemoto inamandla okumunca ukudlidliza, ukudlulisa, nawokuhlukanisa, okuholela ekudlidlizeni okukhulu kokubili kwesisekelo kanye nenjini. Uma i-split case centrifugal pumpfoundation ixega, noma i-split case centrifugal pump unit yenza isisekelo esinwebekayo phakathi nenqubo yokufaka, noma ukuqina kwesisekelo kuba buthakathaka ngenxa yamabhamuza amanzi acwiliswe uwoyela, iphampu ye-centrifugal yekesi ehlukanisiwe izokhiqiza esinye isivinini esibalulekile umehluko wesigaba sika-1800 kusukela ekudlidlizeni, ngaleyo ndlela kukhushulwe imvamisa yokudlidliza yepompo ye-centrifugal yecala elihlukanisiwe. Uma ukwanda Uma imvamisa iseduze noma ilingana nemvamisa yesici sangaphandle, i-amplitude ye-split case centrifugal pump izokhula. Ngaphezu kwalokho, amabhawodi ehange esisekelo axegayo azonciphisa ukuqina kokuvimbela futhi aqinise ukudlidliza kwenjini.

3. Ukuhlanganisa

Ukuhlukaniswa kwe-circumferential of the bolts of the coupling kubi, futhi i-symmetry iyabhujiswa; ingxenye enwetshiwe yokuhlanganisa i-eccentric, ezokhiqiza amandla angenasici; i-taper ye-coupling iphelelwe ukubekezelelana; ibhalansi emile noma ibhalansi eguquguqukayo yokuhlanganisa ayilungile; ukunwebeka Ukulingana phakathi kwephinikhodi nokuhlanganisa kuqine kakhulu, okwenza iphinikhodi yokunwebeka ilahlekelwe umsebenzi wayo wokulungisa okunwebekayo futhi ibangele ukuthi ukuhlangana kungaqondani kahle; igebe elihambisanayo phakathi kwe-coupling ne-shaft likhulu kakhulu; ukuguga komshini wendandatho yerabha ehlanganisiwe Ukusebenza okuhambisanayo kwendandatho yerabha yokuhlanganisa kuncishisiwe; ikhwalithi ye-bolts yokudlulisela esetshenziswe ekuhlanganiseni ayilingani komunye nomunye. Lezi zizathu zonke zibanga ukudlidliza.

4. Izici zePump ngokwayo

Inkambu yengcindezi ye-asymmetric eyenziwe lapho i-impeller ijikeleza; ama-vortices echibini lokumunca kanye nepayipi elingenayo; ukuvela nokunyamalala kwama-vortices ngaphakathi kwe-impeller, i-volute kanye ne-guide vanes; ukudlidliza okubangelwa ama-vortices okubangelwa ukuvulwa kwengxenye ye-valve; ngenxa yenani elilinganiselwe lama-impeller blades Ukusatshalaliswa kokucindezela kwe-outlet engalingani; deflow ku-impeller; ukukhuphuka; ukucindezela kwe-pulsating kumzila wokugeleza; i-cavitation; amanzi ageleza emzimbeni wephampu, okuzodala ukungqubuzana nomthelela emzimbeni wephampu, njengamanzi ashaya ulimi oluxakile kanye nengaphambili levane yomhlahlandlela. Unqenqema lomzimba wepompo lubangela ukudlidliza; I-boiler feed split case amaphampu angu-centrifugal athutha amanzi asezingeni eliphezulu athambekele ekudlidlizeni kwe-cavitation; i-pulsation yokucindezela emzimbeni wepompo ibangelwa ikakhulukazi indandatho yokuvala i-pump impeller. Igebe eringini yokuvala umzimba wephampu likhulu kakhulu, okubangela ukulahlekelwa okukhulu kokuvuza kanye nokugeleza okukhulu emuva emzimbeni wephampu, bese Ukungalingani okuwumphumela we-rotor axial force kanye ne-pressure pulsation kuzothuthukisa ukudlidliza. Ukwengeza, kumaphampu e-centrifugal ecala elihlukanisiwe aletha amanzi ashisayo, uma ukushisa kwepompo kungalingani ngaphambi kokuqala, noma uhlelo lwephini lokuslayida lwephampu ye-centrifugal yecala elihlukanisiwe lungasebenzi kahle, ukunwetshwa okushisayo kweyunithi yepompo kuzokwenzeka. , okuzodala ukudlidliza okunodlame phakathi nesiteji sokuqalisa; umzimba wepompo ubangelwa ukwanda okushisayo, njll. Uma ukucindezeleka kwangaphakathi ku-shaft kungenakukhululwa, kuzokwenza ukuthi ukuqina kwesistimu yokusekela shaft ejikelezayo kushintshe. Lapho ukuqina okuguquliwe kuwukuphindaphinda okubalulekile kwemvamisa ye-angular yesistimu, i-resonance izokwenzeka.

I-5. Motor

Izingxenye zesakhiwo se-motor zikhululekile, idivayisi yokubeka indawo ikhululekile, i-iron core silicon steel sheet ikhululekile kakhulu, futhi ukuqina kokusekelwa kokuthwala kuyancipha ngenxa yokugqoka, okuzodala ukudlidliza. I-mass eccentricity, ukusabalalisa kwe-rotor mass engalingani okubangelwa ukugoba kwe-rotor noma izinkinga zokusabalalisa isisindo, okuholela ezisindweni zebhalansi ezimile neziguqukayo ezeqile. Ngaphezu kwalokho, imigoqo yekheji ye-squirrel ye-rotor ye-squirrel-cage motor iphukile, okubangela ukungalingani phakathi kwamandla kazibuthe ku-rotor kanye namandla ajikelezayo e-inertia ye-rotor, okubangela ukudlidliza. Ukulahleka kwesigaba semoto, ukunikezwa kwamandla okungalingani kwesigaba ngasinye nezinye izizathu nakho kungabangela ukudlidliza. Emoyeni we-motor stator, ngenxa yezinkinga zekhwalithi phakathi nenqubo yokufaka, ukumelana phakathi kwama-windings wesigaba akulingani, okuholela endaweni yamagnetic engalingani kanye namandla kagesi angalingani. La mandla kazibuthe kagesi aba amandla avusa amadlingozi futhi abangele ukudlidliza.

6. Ukukhethwa kwephampu kanye nezimo zokusebenza eziguquguqukayo

Iphampu ngayinye inendawo yayo yokusebenza elinganiselwe. Ukuthi izimo zokusebenza zangempela zihambisana nezimo zokusebenza eziklanyelwe kunomthelela obalulekile ekuzinzeni okuguquguqukayo kwepompo. I-split case centrifugal pump isebenza ngokuzinzile ngaphansi kwezimo zokusebenza zokuklama, kodwa lapho isebenza ngaphansi kwezimo zokusebenza eziguquguqukayo, ukudlidliza kuyanda ngenxa yamandla e-radial akhiqizwa ku-impeller; iphampu eyodwa ayikhethwe ngendlela engafanele, noma amamodeli epompo amabili awafani. ngokuhambisana. Lokhu kuzodala ukudlidliza empompini.

7. Ama-Bearings kanye Nokugcotshwa

Uma ukuqina kokuthwala kuphansi kakhulu, kuzobangela ukuthi isivinini sokuqala esibucayi sinciphise futhi kubangele ukudlidliza. Ukwengeza, ukungasebenzi kahle kwe-guide bear kuholela ekuphikisweni okungahambi kahle kokugqoka, ukulungiswa okungalungile, kanye nokuvunyelwa okuthwala ngokweqile, okungabangela kalula ukudlidliza; kuyilapho ukuguga kwe-thrust bearing kanye namanye ama-bearings aginqikayo kuzoqinisa ukudlidliza kwe-longitudinal scurrying kanye nokudlidliza okugobayo kwe-shaft ngesikhathi esifanayo. . Ukukhetha okungalungile kwamafutha okugcoba, ukuwohloka, ukungcola okweqile kanye nokwehluleka kokugcobisa okubangelwa amapayipi okugcoba aphansi kuzodala izimo zokusebenza ezithwalayo ukuthi zibe zimbi futhi kubangele ukudlidliza. Ukuzithokozisa kwefilimu kawoyela ye-motor sliding bear nakho kuzokhiqiza ukudlidliza.

8. Amapayipi, Ukufakwa kanye Nokulungiswa.

Ukwesekwa kwepayipi lokuphuma kwepompo akuqinile ngokwanele futhi konakala kakhulu, okubangela ukuthi ipayipi icindezele phansi emzimbeni wepompo, ibhubhise ukungathathi hlangothi komzimba wepompo kanye nemoto; ipayipi inamandla kakhulu ngesikhathi senqubo yokufaka, futhi amapayipi angenayo kanye ne-outlet awonakaliswa ngaphakathi lapho exhunywe kwipompo. Ukucindezeleka kukhulu; amapayipi okungena nokuphuma akhululekile, futhi ukuqina kokuvimbela kuyancipha noma kwehluleka; i-outlet flow channel iphukile ngokuphelele, futhi imfucumfucu inamathela ku-impeller; ipayipi alibushelelezi, njengesikhwama somoya endaweni yokuphuma amanzi; i-valve yokuphuma kwamanzi ivaliwe epuleti, noma ayivuli; indawo yokungena amanzi yonakalisiwe Ukungenisa umoya, indawo yokugeleza engalingani, nokuguquguquka kwengcindezi. Lezi zizathu zizobangela ngokuqondile noma ngokungaqondile ukudlidliza kwepompo nepayipi.

9. Ukuxhumana Phakathi Kwezingxenye

Ukugxila kwe-motor shaft kanye ne-pump shaft kuphelelwe ukubekezelelana; i-coupling isetshenziswa ekuxhumekeni phakathi kwe-motor kanye ne-transmission shaft, futhi ukugxila kokuhlanganisa akubekezelelani; umklamo phakathi kwezingxenye eziguquguqukayo nezimile (njengaphakathi kwehabhu le-impeller kanye nendandatho yomlomo) Ukuguga kwegebe kuba kukhudlwana; igebe phakathi kwebakaki elithwalayo eliphakathi nendawo nesilinda sepompo lidlula izinga; igebe phakathi kwendandatho yokuvala alifanelekile, okubangela ukungalingani; igebe elizungeze indandatho yokuvala alilingani, njengokuthi indandatho yomlomo ayigobile noma i-partitioning ayigobile, kuzokwenzeka Lokhu kwenzeka. Lezi zici ezimbi zingabangela ukudlidliza.

10. I-Impeller

I-Centrifugal pump impeller mass eccentricity. Ukulawulwa kwekhwalithi ngesikhathi senqubo yokukhiqiza i-impeller akukuhle, isibonelo, ikhwalithi yokuphonsa kanye nokunemba kwemishini akufanelekile; noma uketshezi oluthuthwayo luyagqwala, futhi indlela yokugeleza kwe-impeller iyaguguleka futhi igqwale, okwenza i-impeller ibe yi-eccentric. Ukuthi inani lama-blade, i-engeli yokuphumayo, i-engeli yokugoqa, nebanga le-radial phakathi kolimi lokuhlukanisa umphimbo kanye nonqenqema lwe-impeller yempompi eyi-centrifugal ifanelekile, njll. Ngesikhathi sokusetshenziswa, ukungqubuzana kokuqala phakathi kweringi ye-impeller orifice kanye nephampu. indandatho ye-orifice yomzimba yepompo emaphakathi, naphakathi kwe-interstage bushing kanye ne-partition bushing, kancane kancane iphenduka ibe ukungqubuzana komshini nokuguga, okuzokwenza kube kubi ukudlidliza kwephampu eyi-centrifugal.