Ijoyinti yokwandisa ingabizwa ngokuba yijoyinti yokwandiswa kombhobho, ijoyinti yokwandiswa, i-compensator kunye nejoyinti yokwandisa. Ukwandiswa kwamalungu ziimveliso ezintsha ezidibanisa iimpompo, iivalvu, iipayipi kunye nezinye izixhobo ezinemibhobho. Zidibaniswe ngeebholiti ezipheleleyo ukuze zibenze ziphelele kunye nokufuduka okuthile, okukulungele ukufakela. Inokumelana noxinzelelo lwe-axial lombhobho. Ngale ndlela, ngexesha lofakelo kunye nokugcinwa, lunokutshintshwa ngokuhambelana nobukhulu bokufakwa kwendawo. Ngexesha lomsebenzi, ayikwazi nje ukuphucula ukusebenza kakuhle, kodwa nokukhusela iimpompo, iivalve kunye nezinye izixhobo zepayipi.
Ifom yokudibanisa ye-expander yi-flange yokudibanisa, kunye ne-flange enye yecala kunye ne-welding enye yecala.
Ukwandiswa kwentshukumo edibeneyo
1. Buyekeza i-deformation yokwandisa okubangelwa i-axial, i-transverse kunye nokufudumala kwe-angular yombhobho wokufunxa.
2. Funxa ukungcangcazela kwezixhobo kunye nokunciphisa impembelelo yesixhobo sokungcangcazela kumbhobho.
Amalungu okwandisa ahlelwa ngokwefom yesakhiwo
I-joint yokwandisa (i-joint yokwandisa) isetyenziselwa ukuhlawulela ukuguqulwa kokwandiswa kombhobho ngenxa yokutshintsha kweqondo lokushisa, kunye nembuyekezo yobude obufunekayo ngokufakela kunye nokulungelelaniswa kombhobho. Ngokwendlela yolwakhiwo, yohlulwe ikakhulu kwijoyinti yokwandiswa kwengqiniba, i-bellows yejoyinti yokwandiswa kunye ne-casing joint joint.
Ukwandiswa kwe-elbow joint
Umdibaniso wokwandisa ogoba umbhobho kwi-U-shape okanye enye imilo (lo mzobo ulandelayo [i-elbow expansion joint]) kwaye uhlawule ngokusebenzisa umthamo we-elastic deformation of shape. Iingenelo zayo zinamandla amahle, ubomi benkonzo ende kwaye inokwenziwa kwisiza. Ukungalungi kwayo kukuhlala kwindawo enkulu, ukusetyenziswa kwentsimbi enkulu kunye nokumelana nokukhuhlana okukhulu. Olu manyano lwandiso lusetyenziswa ngokubanzi kwimibhobho eyahlukeneyo yomphunga kunye nemibhobho emide.
3. Funxa ukuguqulwa kombhobho obangelwa yinyikima kunye nokuthotywa komhlaba.
Ngenxa yokwandiswa kwe-thermal kunye nokunciphisa okubandayo kombhobho, uxinzelelo kunye ne-push-pull force yodonga lombhobho kufuneka lwenziwe kumbhobho; Uxinzelelo lodonga lombhobho luya kuchaphazela amandla ombhobho, kwaye i-push-pull force iya kwanda, ngoko ukuxhaswa okusisigxina kombhobho kuya kufuneka kwenziwe kukhulu kakhulu ukuthwala amandla okutyhala okuveliswa kukwandiswa kombhobho. umbhobho; Ngoko ke, indlela yokuvula eguquguqukayo yokwandiswa kwembuyekezo edibeneyo isetyenziselwa ukunciphisa uxinzelelo lwendonga yombhobho kunye nokunyanzeliswa.
Ukwandiswa kwe-Bellows joint
Ijoyinti yokwandisa eyenziwe ngentsimbi yentsimbi. Iyakwazi ukwandisa kwaye ikhontrakthi kunye ne-axis kwaye ivumele umlinganiselo omncinci wokugoba. Lo mzobo ulandelayo [umbhobho wokwandiswa kwejoyinti] yinto eqhelekileyo yokwandiswa kwemibhobho ye-axial, esetyenziselwa imbuyekezo yobude be-axial kumbhobho. Ukuze kuthintelwe ukugqithiswa kwexabiso lembuyekezo elivumelekileyo, iintonga zokutsala ezikhuselayo okanye iindandatho zokukhusela zisekwe kuzo zombini iziphelo zemibhobho, kwaye izibiyeli zesikhokelo zibekwe kwimibhobho kuzo zombini iziphelo ezinxulumene nayo. Ukongezelela, kukho i-angular kunye ne-transverse yokwandiswa kwee-angular, ezinokuthi zisetyenziswe ukuhlawulela i-angular deformation kunye ne-transverse deformation yombhobho. Iingenelo zamalungu okwandisa okunjalo kukugcina indawo, ukugcina izinto (i-akhawunti esemthethweni: Umgcini wezindlu wePump), kunye nomgangatho kunye nokuveliswa kwebhetshi. Ukusilela bubomi obufutshane. Imibhobho yokwandiswa kwemibhobho idla ngokusetyenziselwa imibhobho enobushushu obuphantsi kunye noxinzelelo kunye nobude obufutshane. Ngokuphuculwa kweteknoloji yokuvelisa i-bellows, ububanzi besicelo solu hlobo lokudibanisa ngokubambisana luyanda. Yenziwe ngemibhobho (into eelastiki) equka umzimba wayo osebenzayo kunye nezincedisi ezifana nombhobho wokuphela, inkxaso, iflange kunye neconduit. Isetyenziswa ikakhulu kwimibhobho eyahlukeneyo. Iyakwazi ukuhlawulela ukufuduka kwe-thermal, ukuguqulwa komatshini kunye nokufunxa ukungcangcazela okuhlukeneyo kombhobho, ukunciphisa uxinzelelo lwe-deformation yombhobho kunye nokuphucula ubomi benkonzo yombhobho. Imowudi yoqhagamshelo ye-compensator ethathiweyo yahlulwe kwi-flange yoqhagamshelo kunye ne-welding. Umbuyekezo wemibhobho engcwatywe ngokuthe ngqo ivamise ukudityaniswa.
Ukwandiswa kwe-Bellows joint
Ikhonkco yokwandiswa kwe-Casing
Iqulunqwe ngamacasings angaphakathi nangaphandle anokwenza i-axial movement ehambelanayo (lo mfanekiso ulandelayo [i-casing expansion joint]). Ukutywina ibhokisi lokutywina lisetyenziswa phakathi kwecasing yangaphakathi nangaphandle. Xa usetyenziswa, gcina imibhobho kuzo zombini iziphelo ezihamba kwi-axis. Izibiyeli zesikhokelo zifakwe kuzo zombini iziphelo zejoyinti yokwandisa. Ineenzuzo zokumelana nokukhuhlana okuncinci kokuhamba kwamanzi kunye nesakhiwo esincinci; Okungalunganga kukutywinwa okulambathayo kunye noxinzelelo olukhulu kwinkxaso ezinzileyo. Indawo yokwandiswa kweCasing isetyenziswa ikakhulu kumbhobho wamanzi kunye nombhobho womphunga woxinzelelo oluphantsi.
Iirektara zihlelwa ngokwezinto eziphathekayo
Ngokwezinto eziphathekayo, ihlulwe ngokukodwa kwi-expander yepayipi yerabha kunye nesandisi sepayipi yensimbi.
Iimpawu zokwandisa umbhobho werabha
1, Umthamo omncinci, ubunzima obulula, ukuqina okulungileyo kunye nofakelo olufanelekileyo kunye nokugcinwa.
I-2, Ngexesha lofakelo, inokuvelisa i-axial, i-transverse, i-meridional kunye ne-angular displacement, engathintelwanga yi-nonconcentricity yemibhobho yabasebenzisi kunye ne-parallelism ye-flanges.
3, Inokunciphisa ukungcangcazela kunye nengxolo ngexesha lokusebenza.
I-4, irabha ekhethekileyo yokwenziwa inokumelana nobushushu obuphezulu, iasidi, ialkali kunye neoyile. Yimveliso efanelekileyo kwimibhobho ekwazi ukumelana neekhemikhali.
Iimpawu zokwandisa umbhobho wensimbi
Imbuyekezo enkulu yokwandisa, ukushisa okuphezulu kunye noxinzelelo.
Ijoyinti yokwandiswa engeyintsimbi
Imbuyekezo yerubha yerubha yomoya yenziwe ngerabha kunye nelaphu lerabha lefiber ehlanganisiweyo, iiflange zentsimbi, imikhono kunye nemathiriyeli yokugquma i-thermal. Isetyenziselwa ikakhulu ukudibanisa okuguquguqukayo phakathi kweefeni ezahlukeneyo kunye nemigudu yomoya. Umsebenzi wayo kukufunxa ukothuka, ukunciphisa ingxolo, ukutywinwa, ukuchasana okuphakathi, ukufuduka ngokulula kunye nokufakwa. Yeyona khithi ifanelekileyo ehambelanayo yokufunxa ukothuka, ukunciphisa ingxolo, ukuphelisa umsi kunye nothuli kummandla wokhuseleko lokusingqongileyo.
Ifayibha ilaphu ukwandiswa joint
Isihlawuleli selaphu senziwa ikakhulu ngelaphu lefayibha, irabha kunye nezinye izinto ezinokumelana nobushushu obuphezulu. Inokubuyisela ukungcangcazela kwefeni kunye nokusebenza kombhobho womoya kunye nokuguqulwa kombhobho. Umdibaniso wokwandiswa kwelaphu lefayibha unokuhlawula i-axial, i-transverse kunye ne-angular iimveliso. Ineempawu zokungatyhalwa, uyilo lwenkxaso olulula, ukumelana nomhlwa, ukumelana nobushushu obuphezulu, ukuphelisa ingxolo kunye nokunciphisa ukungcangcazela. Ngokukodwa ifanelekile kwimibhobho yomoya oshushu kunye nemibhobho yomsi kwizityalo zamandla. Ilaphu lefayibha kunye nomzimba womqhaphu wokugquma we-thermal kwi-Compensator engeyiyo eyentsimbi inezibonelelo zokufunxa isandi kunye nokwahlukaniswa kokungcangcazela.
Umsebenzi, onokuthi unciphise ngempumelelo ingxolo kunye nokungcangcazela kwebhoyila, fan kunye nezinye iinkqubo. Imodeli esebenzayo ineenzuzo zesakhiwo esilula, ubunzima obulula kunye nokugcinwa okufanelekileyo.
Iimpawu kunye nomda wokusetyenziswa kweendawo ezahlukeneyo zokwandiswa kwemibhobho
Ijoyinti yokwandiswa engeyintsimbi
Imbuyekezo engeyiyo eyentsimbi eguquguqukayo: ekwaziwa njengejoyinti yokwandiswa kwentsimbi engeyiyo eyentsimbi kunye nesihlawuleli selaphu elingeyiyo eyentsimbi, inokubuyekeza i-axial, transverse kunye ne-angular. Ineempawu zokungatyhalwa, uyilo lwenkxaso olulula, ukumelana nomhlwa, ukumelana nobushushu obuphezulu, ukuphelisa ingxolo kunye nokunciphisa ukungcangcazela. Ilungele ngokukodwa umbhobho womoya oshushu kunye nombhobho womsi.
uphawu:
1. Ukuhlawulela ukwanda kwe-thermal: inokuhlawula izikhombisi-ndlela ezininzi, ezingcono kakhulu kune-comensator yensimbi enokuthi ihlawulwe kuphela ngendlela enye.
2. Imbuyekezo yempazamo yokufakela: ngenxa yempazamo ecwangcisiweyo engenakuphepheka kwinkqubo yoxhulumaniso lombhobho, i-fiber compensator inokuhlawula ngcono impazamo yokufakela.
3. Ukunciphisa kunye nokunciphisa i-vibration: ilaphu le-fiber kunye ne-cotton e-thermal insulation inemisebenzi ye-sound absorption kunye ne-vibration yodwa, enokunciphisa ngokufanelekileyo ingxolo kunye ne-vibration yebhoyili, i-fan kunye nezinye iinkqubo.
4. Akukho nto i-reverse thrust: kuba eyona nto iphambili yilaphu lefiber, ayikwazi ukuyihambisa. Ukusetyenziswa kwe-fiber compensator kunokwenza lula ukuyila, ukuphepha ukusetyenziswa kwenkxaso enkulu, kunye nokugcina izinto ezininzi kunye nomsebenzi.
5. Ukumelana nobushushu obuphezulu kunye nokumelana nokugqwala: izinto ezikhethiweyo ze-fluoroplastics kunye ne-silicone zinokumelana nokushisa okuphezulu kunye nokuxhathisa ukubola.
6. Ukusebenza kakuhle kokutywinwa: kukho imveliso egqibeleleyo kunye nenkqubo yokuhlanganisa, kwaye i-fiber compensator inokuqinisekisa ukuba akukho kuvuza.
7. Ubunzima bokukhanya, isakhiwo esilula kunye nofakelo olufanelekileyo kunye nokugcinwa.
8. Ixabiso liphantsi kunelo lokuhlawula isinyithi kwaye umgangatho ungcono kuneemveliso ezithunyelwa ngaphandle
Insimbi engenasici: kukho iindidi ezine: uhlobo lwe-cylinder oluthe tye, uhlobo lwe-compound, uhlobo lwe-angular kunye nohlobo lwesikwere.
Imbuyekezo yensimbi engenasici inokuhlawula i-axial, i-transverse kunye ne-angular direction. Ineempawu zokungatyhalwa, uyilo lwenkxaso olulula, ukumelana nomhlwa, ukumelana nobushushu obuphezulu, ukuphelisa ingxolo kunye nokunciphisa ukungcangcazela. Ilungele ngokukodwa umbhobho womoya oshushu kunye nombhobho womsi.
Isinyithi: ukuthembeka kwe-metal corrugated compensator yenziwe ngokuyila, ukuvelisa, ukufakela kunye nokulawula ukusebenza. Ukuthembeka kufuneka kwakhona kuthathelwe ingqalelo kule miba. Ukukhethwa kwezinto ezikhethiweyo zokukhethwa kweemvungu ezisetyenziselwa kuthungelwano lombhobho wokuhambisa ubushushu, ukongeza kwindawo yokusebenza, ubushushu bokusebenza kunye nokusingqongileyo kwangaphandle, ukubakho koxinzelelo lwe-corrosion kunye nefuthe learhente yokucoca amanzi kunye nearhente yokucoca imibhobho kwizinto ziya kuqwalaselwa kwakhona. . Ngesi siseko, kudityaniswe ne-welding kunye nokwenza izinto ze-bellows kunye nomlinganiselo wexabiso lomsebenzi wezinto eziphathekayo, i-econga kunye ne-practical bellows yokuvelisa imathiriyeli iya kulungiswa.
Ngokubanzi, izinto ze-bellows ziya kuhlangabezana nale miqathango ilandelayo:
(1) Umda we-elastiki ephezulu, amandla okuqina kunye namandla okudinwa ukuqinisekisa ukusebenza okuqhelekileyo kweemvulo.
(2) Iplastiki elungileyo, ilungele ukusetyenzwa kunye nokwenza imibhobho, kunye nobulukhuni obaneleyo kunye namandla angafumaneka kwiinkqubo zonyango ezilandelayo (umsebenzi obandayo, unyango lobushushu, njl. njl.).
(3) Ukuchasana nokugqwesa okulungileyo, ukuhlangabezana neemfuno zokusebenza ze-bellows kwiindawo ezahlukeneyo.
(4) Ukusebenza kakuhle kwe-welding, ukuhlangabezana neemfuno zenkqubo ye-welding ye-bellows kwinkqubo yokuvelisa.
Kuthungelwano lombhobho we-thermal obekwe emseleni, xa umbhobho apho umbuyiseli uphantsi, umbhobho owenziwe ngamalahle uya kugalelwa ngamanzi emvula okanye ugutyulo lwengozi. Kufuneka kuthathelwe ingqalelo ekukhetheni izixhobo ezinokumelana ne-corrosion eyomeleleyo, njenge-iron nickel alloy, i-nickel alloy ephezulu, njl.njl kuphela kumphezulu xa udibana nendawo edlayo. Ukudinwa uyilo ubomi ukusuka kuhlobo ukungaphumeleli kunye nocazululo uhlahlelo imvubelo compensator, kunokubonwa ukuba uzinzo inqwelomoya, uzinzo circumferential kunye nokumelana umhlwa imivumbo enxulumene displacement yayo, okt ubomi ukudinwa. Ubomi bokudinwa obuphantsi kakhulu buya kukhokelela ekwehleni kozinzo kunye nokunganyangeki komhlwa kwentsimbi.
Ixesha lokuposa: Feb-19-2022
