Ukufakwa kunye nokulawulwa kweempompo kunye neevalvu ezineengcambu zediski Ukusebenza okusebenzayo Jonga iintlobo zeevalvu ukusuka kwindawo yokujonga ukuhanjiswa kwesicelo.

Ufakelo kunye nolawulo lweempompo kunye neevalvu ezineengcambu zediskhi Ukusebenza okusebenzayo Jonga iindidi zeevalvu ukusuka kwindawo yembono yokusasazwa kwesicelo Ufakelo kunye nohlengahlengiso lwempompo kunye neengcambu zevalvu ukuze usebenze ngokubonakalayo Ukutywinwa okusebenzayo kweempompo kunye neevalvu kuxhomekeke kwimeko iyonke. amacandelo ngamanye. Unonophelo olukhethekileyo kufuneka luthathwe ukuze kuqinisekiswe ukuba izixhobo ezifuna ukutshintshwa kweengcambu ziye zahlulwa ngokufanelekileyo ngokuhambelana nesayithi kunye nenkqubo ngaphambi kokufakwa kweengcambu. Oku kulandelayo kusetyenziselwa ukukhokela abasebenzi bolondolozo, iinjineli, kunye nabahlanganisi ukufaka ngokufanelekileyo kunye nokulungelelanisa ingcambu ye-pan. 1. Izixhobo ezifunekayo kufuneka zisetyenziswe ukususa ingcambu ye-pan endala kwaye endaweni entsha ingcambu ye-pan kunye nezixhobo ze-**, kwaye uqinise i-nut ye-gland nge-fastener. Ukongezelela, ukusetyenziswa rhoqo kweendawo zokhuseleko ezisemgangathweni kunye nokuthotyelwa kwemigaqo yokhuseleko efanelekileyo kuyadingeka. Ufakelo kunye nohlengahlengiso lwempompo kunye neengcambu zevalvu ukuze usebenze ngokubonakalayo Ukutywinwa okusebenzayo kweempompo kunye neevalvu kuxhomekeke kwimeko iyonke yamalungu ngamanye. Unonophelo olukhethekileyo kufuneka luthathwe ukuze kuqinisekiswe ukuba izixhobo ezifuna ukutshintshwa kweengcambu ziye zahlulwa ngokufanelekileyo ngokuhambelana nesayithi kunye nenkqubo ngaphambi kokufakwa kweengcambu. Oku kulandelayo kusetyenziselwa ukukhokela abasebenzi bolondolozo, iinjineli, kunye nabahlanganisi ukufaka ngokufanelekileyo kunye nokulungelelanisa ingcambu ye-pan. 1. Izixhobo ezifunekayo kufuneka zisetyenziswe ukususa ingcambu ye-pan endala kwaye endaweni entsha ingcambu ye-pan kunye nezixhobo ze-**, kwaye uqinise i-nut ye-gland nge-fastener. Ukongezelela, ukusetyenziswa rhoqo kweendawo zokhuseleko ezisemgangathweni kunye nokuthotyelwa kwemigaqo yokhuseleko efanelekileyo kuyadingeka. Ngaphambi kofakelo, ziqhelanise nezi zixhobo zilandelayo: umatshini wokusika ukukhangela i-disk root ring, khangela i-torque wrench okanye i-wrench, umnqwazi oqinileyo, i-caliper yangaphakathi nangaphandle, i-lubricant yesixhobo sokuqinisa, isibonisi, i-pan root extractor, isixhobo sokusika ingcambu, i-vernier calipers. , njl. 2. Ukucoca kunye nokuhlolwa. Kancinci ukhulule i-nut ye-gland yebhokisi yokufaka, khulula lonke uxinzelelo olushiyekileyo kwi-pan ye-root assembly, susa nayiphi na ingcambu ye-pan endala, kwaye ucoce ngokucokisekileyo i-shaft / i-rod stuffing box; Qwalasela i-shaft/ intonga ukuba ayinamhlwa, izibonda, imikrwelo okanye ukuguga okugqithisileyo; Khangela ukuba ezinye iindawo zinee-burrs, iintanda, ukunxiba, ziya kunciphisa ubomi bengcambu; Khangela ukuba ibhokisi yokuhlohla inokukhutshwa okukhulu kakhulu, kunye ne-shaft/intonga eccentricity; Shintsha iindawo ezineziphene ezinkulu; Khangela ingcambu endala njengesiseko sohlalutyo lokusilela ukufumana unobangela wokusilela kwangoko kwengcambu. 3. Umlinganiselo kunye nokurekhoda. Rekhoda i-shaft/i-diameter yentonga, ukuvuleka kwebhokisi kunye nobunzulu, kwaye urekhode umgama ukusuka ezantsi ukuya phezulu kwibhokisi yokuhlohla xa iringi ivalwe ngamanzi. 4, khetha ingcambu. Qinisekisa ukuba ingcambu ekhethiweyo kufuneka ihlangabezane neemeko zokusebenza ezifunwa yinkqubo kunye nezixhobo; Ngokweerekhodi zokulinganisa, bala indawo enqamlezileyo yengcambu kunye nenani lezangqa zeengcambu ezifunekayo; Hlola iingcambu ukuze uqinisekise ukuba akukho ziphene; Ngaphambi kokufakela, qinisekisa ukuba izixhobo kunye neengcambu zicocekile. I-5, ukulungiswa kwekhonkco lengcambu. Bhuka iingcambu ngokujija iingcambu kwishafti yobungakanani obufanelekileyo, okanye usebenzisa i-calibrated root ring cutter; Ngokucocekileyo SIKA IIMPANDU ZEDISCI UBE EBUTT (ISIkwere) OKANYE UMITA (30-45 DIGREES) NJENGOKO KUFUNEKA, I-RING ENYE NGEXESHA, UZE UJONGE UBUKHULU OBUNE-SHAFT OKANYE ISIQINISO. Ingcambu yokungunda UKUQINISEKISA Ubungakanani be-ringtone ICHINILE KWI-SHAFT OKANYE ISIQINISEKISO, SIKA ISANGQA SOKUPAKISHA UKUBA KUYIMFUNEKO NGOKUTSHO IMIYALELO OKANYE NEEMFUNO ZOMVELISI WE-ROOT. 6. Faka ingcambu yepani. UFAKA IARLING ENGCACISO NGOBUCHULE NGEXESHA ELINYE, USONGELA ISANGQA NGANYE KWI-SHAFT OKANYE ISIQINISEKISO UKUBA I-*ringi ZIKUGQIBELELEYO KWIBHOKISI EZIKHUTHAYO PHAMBI KOKUFAKE ISANGQA ESILANDELAYO, ZIMISWE UBUNCINANE AMA-90 AMADIGINI 12 PHAMBILI, . Emva kokuba i-ring yokugqibela ifakwe, qinisa i-nut ngesandla kwaye ucinezele phantsi ngokulinganayo kwi-gland. Ukuba kukho umsesane wokutywina wamanzi, kufuneka kuhlolwe ukuba umgama ovela phezulu kwibhokisi yokufaka ulungile. Kwakhona qinisekisa ukuba i-shaft okanye isiqu sinokujikeleza ngokukhululekileyo. 7, lungisa ingcambu. 1) impompo enengcambu ye-pan (1) Qhubeka uqinisa i-nut nut ngesandla; (2) Emva kokuvula impompo, lungisa i-nut yedlala ukuvumela ukuvuza okungakumbi; (3) Kancinci uqinise i-nut ye-gland ukunciphisa kancinci ukuvuza de ukuvuza kufikelele kwinqanaba elamkelekileyo; 4 (5) Lungisa umlinganiselo wokuvuza ukuze ufikelele kwisimo esizinzileyo. 2) ivalve enengcambu yepani. Qhagamshelana nomenzi wekhoyili okanye isebe lobugcisa beshishini ngemimiselo yetorque okanye iipesenti zoxinzelelo kwaye uqinise i-nut yegland ngolu hlobo lulandelayo. (1) Faka itorque kwi-gland nut ukuya kuma-30% etorque epheleleyo okanye ipesenti yoxinzelelo lweqela; (2) uvule ngokuphindaphindiweyo kwaye uvale ivalve amaxesha amaninzi, xa ivalve ikwindawo evaliweyo, sebenzisa yonke i-torque; (3) Phinda inyathelo (2)3 okanye 4 amaxesha. 8. Qinisa kwaye ubuyisele kwakhona. Emva kweeyure eziliqela zokusebenza, jonga imeko yokulawula idlala kwaye uyiqinise xa kuyimfuneko. Xa idlala lingenako ukuhlengahlengiswa ngakumbi, ingcambu yekhoyili kufuneka itshintshwe. Iindidi zeevalvu UKUSUKA kwindawo yokuhanjiswa kwesicelo zijonge kwi-Angle yokusasazwa kwesicelo: ZININGAPHI IINTLOBO ZEENKQUBO ZEZIXHOBO ZOKUKHANGELA EZISENZIWA NGOKUBANZI KWILIZWE LETHU ZIPHUHLISA KUKHUSELEKO lwendalo esingqongileyo NEENHLOBO ZOKUGCINA AMANDLA. Ivalve yepleyiti yerabha evumelana nokusingqongileyo, ivalve yebhalansi kunye nevalve yebhabhathane yentsimbi ephakathi, ivalve yentsimbi yebhathane yokutywina ngokuthe ngcembe ithatha indawo yevalve yesango yentsimbi. Iivalvu ezifunekayo kwizakhiwo zasezidolophini zasekhaya ziivalve zokulinganisa, iivalve zesango ezithambileyo, iivalve zebhabhathane njalo njalo. Inkqubo yokuvelisa ubushushu ezidolophini, kufuneka kusetyenziswe inani elikhulu metal itywina butterfly ivelufa, ivalve ethe tyaba ibhalansi kunye ngqo wangcwatywa ivelufa ibhola, kuba olu hlobo ivelufa ukusombulula ingxaki longitudinal kunye ezinqamlezayo ukungalingani hydraulic, ukuphumeza ukonga amandla, ubushushu isizukulwana ulungelelwaniso. . Ukusuka kwi-engile yonikezelo lwesicelo: Zingaphi iintlobo zevalvu ezikhoyo kwilizwe lethu? (1) iivalvu zezakhiwo zasedolophini: Inkqubo yolwakhiwo lwasezidolophini kusetyenziswa ngokubanzi ivalve yoxinzelelo oluphantsi, indlela yangoku yokhuseleko lokusingqongileyo kunye nokonga umbane. Ivalve yepleyiti yerabha evumelana nokusingqongileyo, ivalve yebhalansi kunye nevalve yebhabhathane yentsimbi ephakathi, ivalve yentsimbi yebhathane yokutywina ngokuthe ngcembe ithatha indawo yevalve yesango yentsimbi. Iivalvu ezifunekayo kwizakhiwo zasezidolophini zasekhaya ziivalve zokulinganisa, iivalve zesango ezithambileyo, iivalve zebhabhathane njalo njalo. (2) ivalve yokufudumeza isixeko: Inkqubo yokuvelisa ubushushu bedolophu, kufuneka kusetyenziswe inani elikhulu levalve yentsimbi yokutywina ibhabhathane, ivalve ethe tyaba ethe tyaba kunye nevalve yebhola engcwatywe ngokuthe ngqo, kuba olu hlobo lwevalve yokusombulula ingxaki yokungalingani kwe-hydraulic longitudinal kunye ne-transverse, ukuphumeza ukonga amandla, ibhalansi yokuvelisa ubushushu. (3) ivelufa yokhuselo lokusingqongileyo: Kwinkqubo yokhuselo lokusingqongileyo yasekhaya, inkqubo yonikezelo lwamanzi ifuna ikakhulu ivelufa yebhabhathane yomgca ophakathi, ivelufa yesango elithambileyo, ivelufa yebhola kunye nevalve yokuphuma (ukuze kususwe umoya kumbhobho). Ivalve yesango lokutywina elithambileyo kunye nevalve yebhabhathane zisetyenziswa ikakhulu kwinkqubo yokucoca ilindle. (4) Ivalve yegesi yesiXeko: Irhasi yesiXeko ithatha i-22% yayo yonke imarike yendalo, idosi yevalvu inkulu, nodidi lwayo luninzi. I-valve yebhola efunekayo, i-valve yeplagi, ivalve yokunciphisa uxinzelelo, ivalve yokhuseleko. (5) Iivalvu zemibhobho yokuhambisa imigama emide: Imibhobho yomgama omde ubukhulu becala yi-oyile ekrwada, iimveliso ezigqityiweyo kunye nemibhobho yendalo. Ezona VAVAVA EZISEZISETYENZISWE RHOQO KULO MNGXA ZEZINTSIMBI EZIZIQINISEKISO ZINTATHU ezigcweleyo, IIVAVAVA ZESANGO EZIYI-SULUPHUR-RESISTANT, IIVALVVU ZOKUNCEDA, KWAYE HLOLA IIVAVU. (6) Ivalve yesityalo sePetrochemical: A. Iplanti yokucoca ioyile. Iivalvu ezifunwa ngumzi-mveliso wokusulungekisa i-oyile ubukhulu becala ziivalvu zemibhobho, ingakumbi iivalvu zesango, iivalvu zeglowubhu, iivalvu zokutshekisha, iivalvu zokhuseleko, iivalvu zebhola, iivalve zebhabhathane kunye nezirhintyi. Phakathi kwazo, imfuno yee-valve zesango i-akhawunti malunga ne-80% yenani elipheleleyo le-valve (ii-valve zi-akhawunti ye-3% -5% yotyalo-mali olupheleleyo kwisityalo). B, isixhobo ifayibha imichiza, iimveliso ifayibha imichiza ikakhulu polyester, acrylic, vinylon iindidi ezintathu. Ivalve yebhola yevalve efunekayo, ivalve yebhatyi (ivalve yebhatyi yebhola, ivalve yesango yebhatyi, ivalve yeglowubhu yebhatyi). C, isixhobo esicacileyo se-acrylic. Isixhobo ngokubanzi kufuneka sisebenzise iivalve eziveliswe kwisikali se-API, ubukhulu becala iivalvu zesango, iivalvu zeglowubhu, iivalve zokujonga, iivalve zebhola, imigibe, iivalve zenaliti, iiplagi zeplagi, phakathi kwazo, iivalve zesango malunga ne-75% yevalve iyonke. D. Isityalo se-Amoniya. Ngenxa yokuba i-ammonia yokwenziwa kunye neendlela zokucoca zihlukile, inkqubo iyahluka, umsebenzi wobugcisa wevalve efunekayo uhlukile. Okwangoku, isityalo se-ammonia sasekhaya sifuna ikakhulu ivalve yesango, ivalve yeglowubhu, ivalve yokukhangela, ivalufa, ivalve yebhabhathane, ivalve yebhola, ivalve ye-diaphragm, ivalve elawulayo, ivalve yenaliti, ivalve yokhuseleko, ubushushu obuphezulu kunye nevalve yobushushu obuphantsi. Phakathi kwabo, i-valve yokunqunyulwa ibalwa kwi-53.4% ​​yenani elipheleleyo lee-valve ezisetyenzisiweyo kwisixhobo, i-valve yesango i-25.1%, i-trap ibalwa kwi-7.7%, i-valve yokukhusela i-2.4%, i-valve elawulayo kunye neqondo lokushisa eliphantsi. ivalve kunye nezinye zibalelwa kwi-11.4%. E, isixhobo se-ethylene, isixhobo se-ethylene sesona sixhobo silungileyo kwishishini lepetrochemical, lifuna iindidi ezininzi zeevalvu. Iivalve zesango, iivalve zeglowubhu, iivalve zokukhangela, iivalve zebhola zokuphakamisa intonga zichaza uninzi, apho ivalve yesango kufuneka ibe kwindawo yokuqala. Ngokwe-"ISICWANGCISO SESISHUMI SEMINYAKA EMIHLANU", ILIZWE KUSAFUNA UKWAKHA IISETHI ezi-6 ZEETHYLENE UNITS NGEZIPHUMO ZONYAKA ZAMA-660,000 eitoni, KWAYE Imfuno yeevalvu zayo inkulu. Ukongeza, izixhobo ezinkulu ze-ethylene kunye noxinzelelo oluphezulu lwe-polyethylene nazo kufuneka zisebenzise ubushushu obuphezulu, ubushushu obuphantsi kunye neemveliso zevalve ephezulu yoxinzelelo. F. Isixhobo sokwahlula umoya. "Ukwahlula komoya" kuthetha ukwahlula komoya. Isixhobo sidinga kakhulu iivalve ezisikiweyo, iivalve zokhuseleko, iivalve zokukhangela, iivalve ezilawulayo, iivalve zebhola, iivalve zebhabhathane kunye neevalve zobushushu obuphantsi. G, isixhobo se-polypropylene, i-polypropylene kulula ukuyithatha ipropylene njengento ekrwada, i-polymerized polymer compound, isixhobo sidinga i-valve yesango, i-valve yeglowubhu, i-valve yokukhangela, i-valve yenaliti, i-valve yebhola, i-valve yomgibe. 7 Ivalve yebloko engxamisekileyo kunye nevalve yolawulo lokuqukuqela, ivalve yeglowubhu yetywina engqukuva, (ngokwenkqubo yesizwe "yeshumi yeminyaka emihlanu, ngaphandle kwe-Inner Mongolia, amaphondo e-guizhou anokwakhiwa ngaphezu kweeyunithi ze-kilowatts ezingama-200000, Amanye amaphondo kunye nezixeko ezinokwakhiwa kuphela. ukwakha iiyunithi ezingaphezu kwama-300,000 eekhilowathi (8) Ivalve ye-Metallurgical: I-metallurgical industry i-aluminiyamu yokuziphatha ifuna ukusebenzisa ivalve eludaka oluludaka (kwivalve yokuqukuqela), ukulawula ivalve ye-Metal seal ball, ivalve yebhabhathane kunye ne-oxidation yebhola kunye nevalve yokubuyisela umva indlela ezine zifuneka kakhulu kushishino lokwenza intsimbi (9) ivelufa esebenzayo yolwandle: Ngokuphuhliswa kokusetyenziswa kwendawo yeoli ekude nonxweme, ubungakanani beevalvu ezifunekayo ekulinganeni konxweme luyanda ngokuthe ngcembe. Amaqonga angaphandle konxweme kufuneka avale iivalve zebhola, iivalve zetshekhi kunye neevalve ezinezindlela ezininzi.