1. Shaft

Mapombi ane marefu mashaft anowanzoita kusakwana kweshaft kuoma, kutsauka zvakanyanya, uye kutadza kutwasuka kweshaft system, zvichikonzera kukweshana pakati pezvikamu zvinofamba (drive shaft) uye static parts (sliding bearings kana mouth rings), zvichikonzera kuzunguzika. Mukuwedzera, iyo shaft yepombi yakarebesa uye inobatwa zvakanyanya nekukanganiswa kwemvura inoyerera mudziva, iyo inowedzera kudengenyeka kwechikamu chepasi pemvura yepombi. Kana iyo chiyero cheplate gap pamucheto weshaft yakakurisa, kana iyo axial inoshanda kufamba ikagadziriswa zvisina kunaka, ichaita kuti shaft ifambe pane yakaderera frequency uye ikonzerese gwenzi rinotakura kuzununguka. Iyo eccentricity ye shaft inotenderera inokonzeresa kukotama vibration ye shaft.

2. Nheyo uye Pump Bracket

Iyo yekubata yekumisikidza fomu pakati pedhiraivha mudziyo furemu uye hwaro haina kunaka, uye hwaro uye mota sisitimu ine kushomeka kwekudengenyeka, kutapurirana, uye kugona kuzviparadzanisa nevamwe, zvichikonzera kuzunguzika kwakanyanya kwenheyo uye mota. Kana iyo yakapatsanurwa kesi ye centrifugal pumpfoundation yakasununguka, kana iyo split kesi yecentrifugal pombi unit ikaita elastic hwaro panguva yekuisa, kana kuomarara kwehwaro kwakadzikira nekuda kwemapupu emvura akanyudzwa nemafuta, pombi yepakati ichagadzira imwe spidhi yakaoma ine mutsauko wechikamu che1800 kubva pakudengenyeka, nekudaro ichiwedzera kuzunguza frequency yeiyo split kesi centrifugal pombi. Kana kuwedzera Kana kuwanda kuri pedyo kana kuti kuenzana nekuwanda kwechinhu chekunze, iyo amplitude yekuparadzanisa kesi centrifugal pombi ichawedzera. Uye zvakare, yakasununguka hwaro anchor mabhaudhi inoderedza kuomarara kwekudzivirira uye kuwedzera kuzunguzika kwemota.

3. Kubatana

Iro denderedzwa spacing yekubatanidza mabhaudhi ekubatanidza kwakashata, uye symmetry inoparadzwa; chikamu chekuwedzera chekubatanidza ndeye eccentric, iyo ichaita eccentric simba; taper yekubatanidza ndeyekushivirira; iyo static balance kana dynamic balance yekubatanidza haina kunaka; elasticity Kupindirana pakati pepini nekubatanidza kwakanyanyisa, zvichiita kuti pini inoputika irasikirwe nekugadzirisa basa rekugadzirisa uye zvichiita kuti kubatanidzwa kusanyatsoenderana; muganhu unofananidzwa pakati pekubatanidza uye shaft yakakura kwazvo; mechanical wear of the coupling rubber ring Kushanda kwekufananidza kwekubatanidza rubber ring kunoderedzwa; hutano hwemabhoti ekutumira anoshandiswa pakubatanidza hauna kuenzana kune mumwe nemumwe. Izvi zvikonzero zvese zvinokonzeresa vibration.

4. Zvinhu zvePombi pachayo

Asymmetric pressure field inogadzirwa kana impeller ichitenderera; vortices mudziva rekusveta uye pombi inopinza; kuitika uye kunyangarika kwemavortices mukati me impeller, volute uye kutungamira vanes; vibration inokonzerwa nevortices inokonzerwa nehafu-kuvhura kwevhavha; nekuda kwehuwandu hushoma hwema impeller blades Uneven outlet pressure distribution; deflow mu impeller; surge; pulsating pressure mumugero wekuyerera; cavitation; mvura inoyerera mumuviri wepombi, izvo zvinokonzeresa kukweshana uye kukanganisa pamuviri wepombi, senge mvura inorova rurimi rwebaffle uye kumberi kwegidhi vane. Mucheto wepombi muviri unokonzera kudedera; boiler feed split kesi centrifugal pombi dzinotakura mvura inodziya yakanyanya inowanzoitika kune cavitation vibration; iyo pressure pulsation mumuviri wepombi inonyanya kukonzerwa nepombi impeller sealing ring. Mupombi wepombi yekuisa chisimbiso mhete yakakura kwazvo, zvichikonzera kurasikirwa kukuru kwekudonha uye kuyerera kwakakomba mumuviri wepombi, uyezve Iko kusaenzana kunokonzeresa kweiyo rotor axial simba uye pressure pulsation inosimudzira vibration. Uye zvakare, kune inopisa kupatsanurwa kesi mapombi ecentrifugal anoendesa mvura inopisa, kana preheating yepombi isina kuenzana isati yatanga, kana iyo inotsvedza yepini yekutsemura kese centrifugal pombi isingashande nemazvo, kuwedzera kwekupisa kwepombi unit kuchaitika. , iyo ichaita kuti pave nekudengenyeka kwechisimba panguva yekutanga; iyo pombi yemuviri inokonzerwa nekuwedzera kwekushisa, nezvimwewo Kana kushushikana kwemukati mugomba kusingagoni kusunungurwa, kuchaita kuti kuoma kwechitsigiro chekutsigira shaft kuchinje. Kana iyo yakashandurwa kuomarara iri yakakosha yakawanda yeangular frequency yehurongwa, resonance ichaitika.

5. Motokari

Iyo mota yezvimiro zvikamu zvakasununguka, iyo inotakura chinzvimbo yakasununguka, iyo iron musimboti silicon simbi pepa yakanyanyisa kusununguka, uye kuoma kwetsigiro yekutakura kunodzikiswa nekuda kwekupfeka, izvo zvinokonzeresa vibration. Misa eccentricity, kusaenzana kwema rotor kuwanda kugoverwa kunokonzerwa nekukotama kwe rotor kana matambudziko ekugovera misa, zvichikonzera kuwandisa kwakadzika uye kusimba kwezviyereso. Mukuwedzera, mabheji e-squirrel cage e-rotor ye-squirrel-cage motor yakaputsika, zvichiita kuti kusaenzana pakati pesimba remagineti pa rotor uye kutenderera inertia simba re rotor, zvichiita kuti vibration. Iyo mota chikamu kurasikirwa, isina kuenzanirana magetsi echikamu chimwe nechimwe uye zvimwe zvikonzero zvinogona kukonzera vibration. Mune motor stator winding, nekuda kwematambudziko emhando panguva yekumisikidza, kuramba pakati pechikamu mamhepo hakuna kuenzana, zvichikonzera isina kuenzana magineti uye isina kuenzana emagetsi simba. Iri simba remagetsi remagetsi rinova iro simba rekusimudzira uye rinokonzeresa kudedera.

6. Kusarudzwa kwepombi uye Variable Operating Conditions

Pombi imwe neimwe ine yayo yakatemerwa nzvimbo yekushandisa. Pasinei nokuti mamiriro chaiwo ekushanda anopindirana nemaitiro akagadzirwa ekushanda ane simba rinokosha pakusimba kusimba kwepombi. Iyo yakapatsanurwa kesi centrifugal pombi inoshanda zvakadzikama pasi pemamiriro ekushanda ekugadzirisa, asi kana ichimhanya pasi pemamiriro ekushanda akasiyana, kudengenyeka kunowedzera nekuda kweiyo radial simba rinogadzirwa mune impeller; pombi imwe chete inosarudzwa zvisina kunaka, kana mapombi maviri epombi haaenderani. mukufambirana. Izvi zvinokonzeresa kuzunguzika mupombi.

7. Bearings uye Lubrication

Kana iyo kuoma kwekubereka kwakaderera zvakanyanya, kuchaita kuti yekutanga yakakosha kumhanya kuderera uye kukonzera vibration. Uye zvakare, kusashanda zvakanaka kwegwara rinotakura kunotungamirira kukusapfeka kupfeka kusagadzikana, kusagadzirisa zvakanaka, uye yakawandisa kutakura clearance, izvo zvinogona kukonzera kudengenyeka nyore nyore; ukuwo kupfekwa kweiyo thrust bearing uye mamwe mabearings ekukunguruka anozo wedzera kureba kuscurry vibration uye kukotama vibration ye shaft panguva imwe chete. . Kusarudzika kwakashata kwemafuta ekuzora, kushata, kusachena kwakanyanyisa uye kutadza kwemafuta kunokonzerwa nekusakwana kwepombi dzekuzora kuchaita kuti mamiriro ekushanda aenderere mberi uye kukonzera kudedera. Iyo yekuzvifadza yega yemafuta firimu remota inotsvedza inobereka inoburitsawo vibration.

8. Mapaipi, Kuiswa uye Kugadzirisa.

Iyo pombi yekubuda mutsigiro wepombi haina kuomarara zvakakwana uye inokanganisa zvakanyanya, zvichiita kuti pombi itsikire pasi pepombi muviri, ichiparadza kusarerekera kwepombi muviri uye mota; iyo pombi yakanyanya kusimba panguva yekuisa, uye inopinza uye yekubuda pombi inokuvadzwa mukati kana yakabatana nepombi. Kushushikana kwakakura; mapaipi ekupinda nekubuda akasununguka, uye kuomarara kwekudzivirira kunoderera kana kutokundikana; nzira yekubuda nayo yakaputsika zvachose, uye marara anonamirwa mune impeller; pombi haina kutsvedzerera, senge bhegi remhepo riri panobuda mvura; iyo valve yemvura inobuda mundiro, kana kuti haina kuvhura; iyo mvura inopinza yakakuvadzwa Intake mhepo, isina kuenzana yekuyerera munda, uye kudzvanywa kwekuchinja. Izvi zvikonzero zvinokonzeresa zvakananga kana zvisina kunanga vibration yepombi uye pombi.

9. Kubatana pakati peZvikamu

The concentricity of the motor shaft and pombi shaft is out of kushivirira; kubatanidza kunoshandiswa pakubatana pakati pemotokari uye shaft yekutumira, uye kusungirirwa kwekubatanidza kunobva mukushivirira; dhizaini pakati pezvikamu zvine simba uye static (senge pakati pe impeller hub nemuromo mhete) Kupfeka kwegap kunowedzera; mukaha uri pakati pepakati pekutakura bracket uye silinda yepombi inodarika mwero; musiyano uri pakati pechisimbiso chemhete hauna kukodzera, zvichiita kuti kusaenzana; mukaha wakatenderedza chisimbiso chemhete hauna kuenzana, sekuti mhete yemuromo haina grooved kana kupatsanurwa hakuna grooved, zvichaita Izvi zvinoitika. Izvi zvakaipa zvinogona kukonzera vibration.

10. Impeller

Centrifugal pombi impeller mass eccentricity. Kudzora kwehutano panguva yekugadzira impeller haina kunaka, semuenzaniso, iyo yekukanda mhando uye machining kurongeka hazvina kukodzera; kana kuti mvura inotakurwa ine ngura, uye impeller inoyerera nzira inokukurwa uye yakasvibiswa, zvichiita kuti impeller iite eccentric. Kana nhamba yemashizha, kona yekubuda, kona yekupeta, uye kureba pakati perurimi rwekuparadzanisa huro uye mupendero wepombi yecentrifugal yakakodzera, zvichingodaro. Panguva yekushandiswa, kukwesha kwekutanga pakati pemhete yemukati nepombi. body orifice ring yepombi yecentrifugal, uye pakati penzvimbo yepakati nepakati pemakwenzi uye partition bushing, zvishoma nezvishoma inoshanduka kuita kukwesha kwemuchina nekupfeka, izvo zvinozowedzera kuzunguzika kwepombi yecentrifugal.