Ijoyinti yokunweba ingabuye ibizwe ngokuthi ijoyinti lokunwetshwa kwamapayipi, ijoyinti lokunweba, isinxephezelo kanye nejoyinti lokunweba. Amajoyinti okunwetshwa yimikhiqizo emisha exhuma amaphampu, amavalvu, amapayipi nezinye izinto zokusebenza ezinamapayipi. Axhunywe ngamabhawodi agcwele ukuze awenze abe wonke ngokufuduka okuthile, okulungele ukufakwa. Ingakwazi ukumelana nokucindezela kwe-axial kwepayipi. Ngale ndlela, ngesikhathi sokufakwa nokugcinwa, kungalungiswa ngokuya ngosayizi wokufaka endaweni. Ngesikhathi somsebenzi, ayikwazi nje ukuthuthukisa ukusebenza kahle komsebenzi, kodwa futhi ivikele amaphampu, ama-valve nezinye izinto zokusebenza zamapayipi.
Ifomu lokuxhuma le-expander ukuxhumana kwe-flange, nge-flange yohlangothi olulodwa kanye ne-welding yolunye uhlangothi.
1. Unxephezela ukwakheka kokunwetshwa okubangelwa ukushisa kwe-axial, okuphambanayo kanye ne-angular kwepayipi lokumuncwa.
2. Gcoba ukudlidliza kwemishini futhi unciphise umthelela wokudlidliza kwemishini epayipini.
Amajoyinti okwandisa ahlukaniswa ngokuya ngesakhiwo
Ijoyinti lokunweba (ijoyinti lokunweba) lisetshenziselwa ikakhulukazi ukunxephezela ukuwohloka kokunwetshwa kwepayipi ngenxa yokushintsha kwezinga lokushisa, kanye nesinxephezelo sobude esidingwa ukufakwa nokulungiswa kwepayipi. Ngokwesakhiwo sesakhiwo, ihlukaniswe ngokuyinhloko ibe ijoyinti lokunwetshwa kwendololwane, ijoyinti yokunweba ye-bellows kanye nejoyinti lokunwetshwa kwekesi.
I-elbow yokwandisa ukujoyina
Ijoyinti lokunweba eligobisa ipayipi libe umumo ongu-U noma omunye umumo (isibalo esilandelayo [ijoyinti lokunwetshwa kwendololwane]) futhi linxephezelisa ngokusebenzisa amandla okuguga okunwebeka womumo. Izinzuzo zayo zingamandla amahle, impilo ende yesevisi futhi ingenziwa esizeni. Ububi bayo umsebenzi omkhulu wesikhala, ukusetshenziswa kwensimbi okukhulu kanye nokumelana nokungqubuzana okukhulu. Lokhu kuhlanganisa okunwetshiwe kusetshenziswa kabanzi kumapayipi ahlukahlukene esitimu namapayipi amade.
3. Muva ukuguquguquka kwepayipi okubangelwa ukuzamazama komhlaba nokuncipha komhlaba.
Ngenxa yokwanda okushisayo kanye nokufinyela okubandayo kwepayipi, ukucindezelwa namandla okududula odongeni lwamapayipi kufanele kwenziwe epayipini; Ukucindezeleka kodonga lwamapayipi kuzothinta amandla wepayipi, futhi amandla okudonsa-pull azokhula, ngakho-ke ukusekelwa okugxilile kwepayipi kuzodingeka kwenziwe kube kukhulu kakhulu ukuze kuthwale amandla okucindezela-ukudonsa akhiqizwa ukunwetshwa kwepayipi. ipayipi; Ngakho-ke, indlela yokuvula eguquguqukayo yesinxephezelo esihlangene sokwandisa isetshenziselwa ukunciphisa ukucindezelwa kodonga lwamapayipi kanye nokugxila.
I-Bellows yokwandisa ukujoyina
Ijoyinti lokunweba elenziwe ngezivuno zensimbi. Ingakwazi ukunwebeka futhi ifinyeze eduze kwe-eksisi futhi ivumele inani elincane lokugoba. Isibalo esilandelayo [ijoyinti elinwebekayo] liyijoyinti elivamile lokunweba i-axial bellows, elisetshenziselwa isinxephezelo sobude be-axial epayipini. Ukuze kuvinjelwe ukweqa inani lesinxephezelo elivumelekile, izinduku zokudonsa ezivikelayo noma izindandatho zokuzivikela zisethwa kuzo zombili iziphetho zemvulo, futhi abakaki abaqondisayo babekwe emapayipini kuzo zombili iziphetho ezixhumene nayo. Ngaphezu kwalokho, kunamajoyinti okwandisa angular naphambanayo, angasetshenziswa ukunxephezela ukuwohloka kwe-angular kanye nokuguquguquka okuguquguqukayo kwepayipi. Izinzuzo zalokhu kuhlanganisa okunwebekayo ukonga isikhala, ukonga izinto (i-akhawunti esemthethweni: Umgcini wezindlu wephampu), kanye nokumiswa kanye nokukhiqizwa kwenqwaba. Okushodayo ukuphila okufushane. Amajoyinti okwandisa ama-Bellows ngokuvamile asetshenziselwa amapayipi anezinga lokushisa eliphansi nokucindezela nobude obufushane. Ngokuthuthukiswa kobuchwepheshe bokukhiqiza i-bellows, ububanzi bokufaka isicelo salolu hlobo lokuhlanganisa okunwetshiwe luyakhula. Yakhiwe ngezivunguvungu (into enwebekayo) eyenza umzimba wayo osebenzayo kanye nezinsiza ezifana nepayipi lokugcina, isekelo, i-flange kanye ne-conduit. Isetshenziswa kakhulu emipayipi ehlukahlukene. Ingakwazi ukunxephezela ukugudluka okushisayo, ukuguqulwa komshini futhi imunce ukundindizela kwemishini okuhlukahlukene kwepayipi, inciphise ukucindezelwa kokuguqulwa kwepayipi futhi ithuthukise impilo yesevisi yepayipi. Imodi yokuxhuma yesinxephezelo sikathayela ihlukaniswe ngokuxhuma kwe-flange nokushisela. Isinxephezelo samapayipi agqitshwe ngokuqondile ngokuvamile siyashiselwa.
I-Bellows yokwandisa ukujoyina
I-Casing yokwandisa inhlanganisela
Yakhiwe ngama-casings angaphakathi nangaphandle angenza ukunyakaza kwe-axial okuhlobene (isibalo esilandelayo [i-casing expansion joint]). Ibhokisi lokunamathisela uphawu lisetshenziswa phakathi kwebhokisi langaphakathi nangaphandle. Uma isetshenziswa, gcina amapayipi emikhawulweni yomibili ehamba ku-eksisi. Abakaki bomhlahlandlela bafakwa kuzo zombili iziphetho zejoyinti lokunweba. Inezinzuzo zokumelana nokungqubuzana okuncane kokugeleza kwamanzi kanye nesakhiwo esihlangene; Okubi ukuvaleka kahle nokugxilwa okukhulu ekusekelweni okugxilile. Ijoyinti yokwandisa ikesi isetshenziselwa ikakhulukazi ipayipi lamanzi kanye nepayipi lesitimu esinomfutho ophansi.
Ama-retractors ahlukaniswa ngezinto ezibonakalayo
Ngokusho kokuqukethwe, ihlukaniswe ikakhulukazi i-expander yamapayipi enjoloba kanye ne-expander yamapayipi ensimbi.
Izici ze-expander yepayipi yerabha
1, Ivolumu encane, isisindo esilula, ukunwebeka okuhle nokufakwa okulula nokugcinwa.
2, Ngesikhathi sokufakwa, ingakhiqiza ukufuduka kwe-axial, okuphambene, okuphakathi nendawo, okungakhawulelwe ngokungagxili kwamapayipi abasebenzisi kanye nokungafanani kwama-flange.
3, Kunganciphisa ukudlidliza nomsindo ngesikhathi sokusebenza.
I-4, irabha yokwenziwa ekhethekile ingamelana nokushisa okuphezulu, i-asidi, i-alkali namafutha. Iwumkhiqizo okahle wamapayipi amelana nokugqwala kwamakhemikhali.
Izici ze-expander yepayipi yensimbi
Isinxephezelo esikhulu sokunwetshwa, izinga lokushisa eliphezulu nokucindezela.
Ijoyinti elinganwetshiwe lensimbi
Isinxephezelo senjoloba yomzila womoya sakhiwe ngezinto ezihlanganisiwe zendwangu yerabha ne-fiber fiber, ama-flange ensimbi, imikhono kanye nezinto zokufaka ezishisayo. Isetshenziselwa ikakhulukazi ukuxhumana okuguquguqukayo phakathi kwabalandeli abahlukahlukene kanye namapayipi omoya. Umsebenzi wayo ukumuncwa ukushaqeka, ukunciphisa umsindo, ukuvala uphawu, ukumelana nendawo, ukugudluzwa kalula kanye nokufakwa. Kuyikhithi ehambisanayo engcono kakhulu yokumunca ukushaqeka, ukunciphisa umsindo, ukuqeda intuthu nothuli emkhakheni wokuvikelwa kwemvelo.
Inhlanganisela yokwandisa indwangu ye-fiber
Isinxephezelo sendwangu senziwa ikakhulukazi ngendwangu yefayibha, irabha nezinye izinto ezimelana nokushisa okuphezulu. Ingakwazi ukunxephezela ukudlidliza kokusebenza kwe-fan ne-air duct kanye nokuguqulwa kwamapayipi. Ijoyinti yokwandisa indwangu ye-fiber inganxephezela imikhiqizo ye-axial, transverse kanye ne-angular. Inezici zokungagxili, idizayini yokwesekwa eyenziwe lula, ukumelana nokugqwala, ukumelana nezinga lokushisa eliphezulu, ukuqeda umsindo nokunciphisa ukudlidliza. Ifaneleka ngokukhethekile amapayipi omoya oshisayo namapayipi omusi ezitshalweni zamandla. Indwangu ye-fiber kanye nomzimba kakotini oshisayo oshisayo ku-Compensator engeyona eyensimbi inezinzuzo zokumuncwa komsindo kanye nokuhlukaniswa kokudlidliza.
Umsebenzi, onganciphisa ngempumelelo umsindo nokudlidliza kwe-boiler, fan nezinye izinhlelo. Imodeli yokusetshenziswa inezinzuzo zesakhiwo esilula, isisindo esilula kanye nokugcinwa okulula.
Izici kanye nobubanzi bokusetshenziswa kwamajoyinti ahlukahlukene okunwetshwa kwamapayipi
Ijoyinti elinganwetshiwe lensimbi
I-non-metallic flexible compensator: eyaziwa nangokuthi isinxephezelo sendwangu engeyona eyensimbi kanye nesinxephezelo sendwangu engeyona eyensimbi, singanxephezela izikhombisi-ndlela ze-axial, transverse kanye ne-angular. Inezici zokungagxili, idizayini yokwesekwa eyenziwe lula, ukumelana nokugqwala, ukumelana nezinga lokushisa eliphezulu, ukuqeda umsindo nokunciphisa ukudlidliza. Ifaneleka ngokukhethekile ipayipi lomoya oshisayo kanye nepayipi lentuthu.
isici:
1. Ukunxephezela ukunwetshwa okushisayo: kunganxephezela izikhombisi-ndlela eziningi, okungcono kakhulu kunesinxephezelo sensimbi esinganxeshezelwa ngendlela eyodwa kuphela.
2. Isinxephezelo sephutha lokufaka: ngenxa yephutha elihlelekile elingenakugwenywa ekuxhumekeni kwepayipi, isinxephezelo se-fiber singanxephezela kangcono iphutha lokufaka.
3. Ukunciphisa nokunciphisa ukudlidliza: Indwangu yefayibha kanye nokotini we-thermal insulation inemisebenzi yokumuncwa komsindo kanye nokuhlukanisa ukudlidliza, okunganciphisa ngempumelelo umsindo nokudlidliza kwe-boiler, fan kanye nezinye izinhlelo.
4. Akukho ukuhlehla okuphambene: ngenxa yokuthi impahla eyinhloko iyindwangu yefayibha, ayikwazi ukudlulisa. Ukusetshenziswa kwe-fiber compensator kungenza umklamo ube lula, ugweme ukusetshenziswa kokusekelwa okukhulu, futhi konga izinto eziningi kanye nomsebenzi.
5. Ukumelana kahle nokushisa okuphezulu nokumelana nokugqwala: izinto ezikhethiwe ze-fluoroplastics kanye ne-silicone zinokumelana okuhle kokushisa okuphezulu nokumelana nokugqwala.
6. Ukusebenza kahle kokuvala: kukhona uhlelo lokukhiqiza oluphelele uma kuqhathaniswa, futhi isinxephezelo sefiber singaqinisekisa ukuthi akukho ukuvuza.
7. Isisindo esilula, isakhiwo esilula nokufakwa okulula nokugcinwa.
8. Intengo iphansi kunaleyo yesinxephezelo sensimbi futhi ikhwalithi ingcono kunemikhiqizo evela kwamanye amazwe
Insimbi engagqwali: kunezinhlobo ezine: uhlobo lwesilinda esiqondile, uhlobo oluhlanganisiwe, uhlobo lwe-angular kanye nohlobo lwesikwele.
Isinxephezelo sensimbi engagqwali singanxephezela i-axial, transverse kanye ne-angular direction. Inezici zokungagxili, idizayini yokwesekwa eyenziwe lula, ukumelana nokugqwala, ukumelana nezinga lokushisa eliphezulu, ukuqeda umsindo nokunciphisa ukudlidliza. Ilungele ikakhulukazi ipayipi lomoya oshisayo kanye nepayipi lentuthu.
Insimbi: ukwethembeka kwesinxephezelo sikathayela sensimbi sakhiwe ngokuklama, ukukhiqiza, ukufakwa nokuphathwa kokusebenza. Ukwethembeka kufanele futhi kubhekwe kulezi zici. Ukukhethwa kwezinto zokukhethwa kwezinto ezivunguzayo ezisetshenziswa kunethiwekhi yamapayipi okushisa, ngaphezu kwendawo yokusebenza, izinga lokushisa lokusebenza nendawo yangaphandle, amathuba okugqwala kwengcindezi kanye nomthelela we-ejenti yokuhlanza amanzi kanye ne-ejenti yokuhlanza amapayipi ezintweni zokwakha nakho kuzocatshangelwa. . Ngalesi sisekelo, kuhlanganiswe nokushisela kanye nokwakhiwa kwezinto ezivuthelayo kanye nesilinganiso samanani okusebenza wezinto zokwakha, izinto zokukhiqiza ezongayo nezisebenzayo zizothuthukiswa.
Ngokuvamile, impahla ye-bellows izohlangabezana nemibandela elandelayo:
(1) Umkhawulo wokunwebeka okuphezulu, amandla aqinile namandla okukhathala ukuze kuqinisekiswe ukusebenza okujwayelekile kokuvunguza.
(2) Ipulasitiki enhle, elungele ukucutshungulwa kanye nokwakhiwa kwezivunguvungu, nobulukhuni obanele namandla kungatholakala ngezinqubo zokwelashwa ezilandelayo (ukuqina komsebenzi obandayo, ukwelashwa kokushisa, njll.).
(3) Ukumelana nokugqwala okuhle, ukuhlangabezana nezidingo zokusebenza zokuvunguza ezindaweni ezahlukene.
(4) Ukusebenza kahle kwe-welding, ukuhlangabezana nezidingo zenqubo yokushisela ye-bellows enqubweni yokukhiqiza.
Kunethiwekhi yamapayipi ashisayo abekwe emseleni, lapho ipayipi lapho isinxephezelo sitholakala khona, ipayipi likathayela lizocwiliswa ngamanzi emvula noma indle yengozi. Kufanele kucatshangelwe ukukhetha izinto ezinokumelana nokugqwala okuqinile, njenge-iron nickel alloy, ingxubevange ye-nickel ephezulu, njll. Ngenxa yentengo ephezulu yezinto ezinjalo, lapho kukhiqizwa izivunguvungu, kungacatshangwa ukwengeza ungqimba lwe-alloy ukumelana nokugqwala. kuphela endaweni lapho kuthintana nendawo ebolayo. Umklamo wokuphila wokukhathala ovela ohlotsheni lokuhluleka kanye nokuhlaziywa kwembangela ye-bellows compensator, kungase kubonakale ukuthi ukuzinza kwendiza, ukuzinza kwe-circumferential kanye nokumelana nokugqwala kwe-bellows kuhlobene nokugudluka kwayo, okungukuthi impilo yokukhathala. Impilo yokukhathala ephansi kakhulu izoholela ekwehleni kokuzinza kanye nokumelana nokugqwala kwezivunguvungu zensimbi.
Isikhathi sokuthumela: Feb-19-2022
