Ngenxa yokumbiwa okukhulu kwezinsizakusebenza zezimbiwa zensimbi ezweni lakithi, izinsizakusebenza zalo ezilinganiselwe ziya ngokuya zincipha. Ngakho-ke, izidingo zemishini yokucubungula amaminerali ziya ngokuya zikhuphuka, ikakhulukazi ukusetshenziswa okuphelele kwezinsalela kuhlobene ngqo nokuqhubeka kwezinsizakusebenza zezwe lami. Umbuzo uwukuthi ngingayisebenzisa kanjani imigomo yokonga amandla, ukunciphisa ukusetshenziswa, kanye nokunciphisa ukukhishwa kwegesi okuphakanyiswe umbuso, ukugcina ukusetshenziswa kwezinsizakusebenza isikhathi eside, kanye nokukhulisa inani lezinsizakusebenza sekuyinkinga ebalulekile ebhekene nemboni yezimayini.
Njengamanje, isikhumulo sezindiza sokubuyisa i-tailing esisetshenziswa ekuhlukaniseni i-magnetic ye-ferrous metal ore tailings ezweni lakithi singaba ngu-1600Gs, futhi kunzima ukubuyisa amaminerali abuthakathaka anamandla angaphansi kwamanzi. Ngenxa yalesi sizathu, kunesidingo esiphuthumayo sokuthuthukisa imishini yokuzuza enamandla amakhulu ensimu futhi ekwazi ukunciphisa okuqukethwe kwensimbi kwe-tailings ukuze kwandiswe ukusetshenziswa kwamanje kwezinsizakusebenza zamaminerali ezweni lakithi.
I-Shandong Huate Magnetoelectric Technology Co., Ltd. izibophezele ocwaningweni lwemishini yokubuyisa izintambo ze-magnetite separation magnetic separation kusukela ngo-2005. Njengamanje, inani elikhulu lama-ferrite likhiqizwa njengemishini yokubuyisa izintambo ze-magnetic, futhi sekwenziwe uchungechunge oluthathu. Imikhiqizo enezincazelo eziningi isibe yimishini eyinhloko yokubuyisa izintambo. Ukuze kwandiswe izinga lokubuyisa insimbi yemishini yokubuyisa izintambo, ngemuva kophenyo olunzulu, ukuhlolwa kokubonisa nokuhlaziya, ukusetshenziswa kwezinto ze-neodymium iron boron magnetic kanye nendlela yokukhulula endaweni engeyona i-magnetic kuthuthukise kakhulu izinga lokubuyisa insimbi, futhi ukukhulula kulula, okungahlangabezana nezidingo zokusetshenziswa.
Isakhiwo kanye nomgomo wokusebenza womshini wokubuyisa izintambo ozithululayo osebenza ngamandla aphakathi nendawo
Umshini wokubuyisa i-mid-field strong semi-magnetic dump dump usebenzisa i-neodymium iron boron njengezinto ezisebenza ngogesi. Isikhala sokuhlukanisa sinendawo ephakathi nendawo enogesi kanye nendawo ebuthakathaka enogesi. Izigxobo zikagesi zakha uhlelo oluyindandatho enogesi oluyindilinga. Ibhokisi elijikelezayo linikezwa ngaphandle kohlelo lukagesi. , Uhlelo lukagesi luqinile, ingxenye yegobolondo ifakwa epulpitini, kanti izinhlayiya zikagesi ezikupulpiti ziqhubeka zimuncwa ngendlela yokujikeleza okuqhubekayo. Izinhlayiya zikagesi ziyaqhubeka nokudilika kanye nokujikeleza kwebhokisi, ukuze izinto ezingezona zikagesi ezintweni ezisebenza ngogesi zihlale zigezwa. Ingxenye engenhla kwesokudla yohlelo lukagesi oluyindilinga alunawo amandla kazibuthe. Lapho izinto zikagesi zingena endaweni engeyona enogesi, ngaphansi kwesenzo samanzi okuwasha kanye nobukhulu bezinto, layisha izinto ethangini lokugxila.
Umshini wokubuyisa izintambo zokukhipha izintambo osebenzisa amandla aphakathi nendawo uyisakhiwo esihlanganisiwe sohlobo lwediski, futhi inani lamadiski kazibuthe linganqunywa ngokuya ngezidingo zomthamo wokucubungula. Isakhiwo sawo siboniswe kuMfanekiso 1, 2, no-3. 1- uhlaka; ithangi le-slurry eli-2; indlela yokulungisa amadiski ama-3; 4- umgodi ophakathi; 5- i-deflector; ithreyi yokuqoqa engu-6; 7- ibhlogo elishukumisayo; 8- ipayipi lokuhlanza; 9- i-chute yokubamba; 10- i-Reducer; 11- motor; indawo kazibuthe enamandla angu-12; indawo kazibuthe ebuthakathaka engu-13; idiski elungisiwe engu-14; indawo engeyona kazibuthe engu-15.
Uhlaka lwenziwe ngensimbi ehlanganisiwe futhi lusetshenziswa kakhulu ukusekela umgodi ophakathi, ukufaka uhlelo lokudlulisa kanye nokufaka ithangi le-slurry.
Idiski yamagnetic iyisakhiwo esinozibuthe ophansi, futhi kufakwa idiski yokuqoqa evaliwe ngaphandle, ipuleti lokuqhuba lamagnetic libekwe phakathi kwensimbi yamagnetic enezingqimba ezimbili, kanti ingxenye engezansi yediski yokuqoqa ifakwa ethangini le-slurry 2.
Idiski yamagnetic inikezwa insimu yamagnetic ephakathi, insimu yamagnetic ebuthakathaka kanye nendawo engeyona yamagnetic, futhi inamathele ku-axis ephakathi.
Izinhlangothi ezimbili zepani lokuqoqa zinikezwa amapuleti amaningi okuqondisa asatshalaliswe ngesimo semisebe, kanti amabhulokhi amaningi okuxuba asatshalaliswe ngokulinganayo anikezwa emngceleni wangaphandle.
Njengamanje, amanye ama-concentrator ezweni lakithi asebenzisa imishini yokubuyisa i-disk tailings enamandla e-medium-field-strength, kodwa ngenxa yomphumela omubi we-desliming, izinto ezisebenza ngogesi zizomunca lapho izinto ezisebenza ngogesi zingena endaweni engeyona eyogesi zisuka ensimini esezingeni eliphakathi, futhi i-disk kanye ne-scraper ziguga ngokushesha. , Kuncike emikhawulweni ethile yokusetshenziswa.
Ngenxa yalesi simo esingenhla, inkampani yethu isebenzisa idiski ye-semi-annular enamandla aphakathi nendawo enesakhiwo se-neodymium-iron-boron esivalwe ngokuphelele ukuze sinamathele ku-axis ephakathi, futhi i-axis ephakathi iqinile ngaphandle kokujikeleza. Ipani lokuqoqa elijikelezayo, ingxenye engezansi yepani lokuqoqa ifakwa emgodini wokugeleza kwe-slurry ukuze imunce izinto ezisebenza ngogesi. Injini kanye ne-reducer kusetshenziswa ukushayela ithreyi lokuqoqa ukuze lijikeleze, futhi izinto ezisebenza ngogesi zidlula ensimini yamagnetic ephakathi kanye nensimu yamagnetic ebuthakathaka, bese ziphuma ngemva kokufinyelela ensimini engeyona eyamagnetic, okuxazulula izinkinga ezingenhla.
Kuhlelwa umhubhe wezinto ezibonakalayo phakathi kwepani ngalinye lokuqoqa, bese izinto ezisebenza ngogesi ezikwipani lokuqoqa zigezwa phansi bese zigeleza ziphume ngepayini lezinto ezibonakalayo.
Uhlelo lokudlulisa lwakhiwe yinjini yokuguqula imvamisa, i-reducer, i-coupling, i-sleeve yokudlulisa, njll. Izingxenye ezishiwo ngenhla zifakwe ku-shaft ephakathi kanye nohlaka ukuze kufezwe ukujikeleza okuqhubekayo kwethreyi yokuqoqa.
Ikhabhinethi yokulawula ifakwe ama-inverter, amaswishi okulawula nezinye izingxenye ukulawula isivinini sokujikeleza kwediski yamagnetic nganoma yisiphi isikhathi.
Imagnethi ehlala njalo endaweni yamagnetic yakhiwe yisiqeshana esisodwa noma izingcezu eziningi ohlangothini lobukhulu, futhi i-disc web eqondile ibekwe phakathi. Indawo yamagnetic isebenzisa amasethi amaningi ezigxobo zamagnetic pole ezine-polarities eziphambene ukuze zihlelwe ngokushintshana. Ngesikhathi sokujikeleza okuqhubekayo kwepani lokuqoqa, izinto zamagnetic zihlala ziwela epanini lokuqoqa nasemanzini ukuze zigezwe futhi zikhishwe, ukuze izinto zamagnetic ezitholiwe zihlanganiswe ne-tailings evamile. Uma kuqhathaniswa nomshini wokuphinda usebenzise, ubumsulwa buphakeme futhi umphumela wokuphinda usebenzise ungcono.
Indawo yamagnetic ebuthakathaka isethwe phakathi kwensimu yamagnetic nendawo engeyona yamagnetic kudiski. Lapho izinto zamagnetic zingena endaweni engeyona yamagnetic, ngenxa yendawo yokuguquka kwensimu yamagnetic ebuthakathaka kanye nendawo yokumunca yensimu yamagnetic ebuthakathaka iyancipha kancane kancane, isimo sokufuduka kwangemuva kwezinto zamagnetic sincipha kakhulu. Ukuphazamiseka okuthambekele kuthreyi yezinto ezibonakalayo kuvimbela nokunyakaza kwangemuva kwezinto zamagnetic kanye nokuvuza kwezinto, futhi kungenza izinto zamagnetic zihambe kancane kancane. Ngenxa yesenzo samandla adonsela phansi namanzi okugeza, kutholakala ukulayisha okusheshayo.
Ithreyi yokuqoqa iyisakhiwo esingenalutho futhi esivalwe ngokuphelele, kanti ubuso bokunamathela izinto ezisebenza ngogesi buhlanganiswe nezinto ezingezona ezisebenza ngogesi. Ethreyini yokuqoqa, ipuleti lokuqondisa linezimbambo ngaphandle, ezithambekele ekhoneni elithile nobuso bokugcina bethreyi yokuqoqa. Inhloso eyinhloko ukuvimbela amandla okusebenzisa ugesi. Ukuhamba emuva kwezinto kanye nokuvuza kwezinto. Ukuze kuncishiswe idiphozithi ye-ore slurry, kuhlelwe amabhlogo amaningi okuhlanganisa ugesi we-ore slurry azungeze ipani lokuqoqa, futhi ngesikhathi esifanayo, ukuklwebheka kwepuleti yokuqoqa ngenxa yokufakwa kwe-ore slurry nakho kuncishisiwe.
Isicelo sokukhiqiza kwezimboni
Ukuhlaziywa komphumela wokubuyiselwa komshini wokubuyisa izintambo osebenzisa amandla asesiswini esiphakathi nendawo
Umshini wokubuyisa izintambo ezizithululayo ezisebenzisa amandla aphakathi nendawo onemodeli ye-YCBW-15-8 esetshenziswa yinkampani yezimayini ufakwe ngemuva komshini wokubuyisa izintambo owakhiwe nge-ferrite ohlelweni lwe-magnetic. Ngemva kokusebenza isikhathi esingaphezu kwengxenye yonyaka, imishini isebenza kahle futhi umphumela wokubuyisa muhle. Ngemva kokuhlolwa okuningi kokusampula, imiphumela iyanelisa. Imiphumela yokuhlolwa kokusampula okuningi imi kanje:
Ngokusebenzisa ukuhlaziywa kwedatha okungenhla:
Umphumela wokubuyisa le mishini: izinga lemisila lincishiswa ngo-2.16% ngemva kokuhlunga, izinga lensimbi yamagnetic lincishiswa ngo-1.27% ngemva kokuhlunga, kanti izinga elimaphakathi lensimbi ephakathi lingu-26.53%. Umphumela wokubuyisa usobala.
Amathemba emakethe kanye nezinzuzo zomnotho
Njengamanje, kunezinkampani eziningi zokuhlukanisa amandla kazibuthe eShayina, futhi zimbalwa kakhulu kuzo ezisebenzisa imishini yokubuyisa izintambo ze-ferrite, kodwa azisebenzisi imishini yokubuyisa izintambo ze-semi-magnetic self-unloading enamandla asensimini. Ngakho-ke, amathuba emakethe abanzi. Uma u-20% wemishini kagesi esetshenziswayo itshala imali kule mishini, kubalwa ngokusekelwe kumayunithi angu-300 ngonyaka kanye nemodeli ye-YCBW-15-8. Iyunithi ngayinye ingabuyisa u-7t/h we-ore eyomile ngehora, u-168t/h we-ore eyomile ngosuku, kanye nezinsuku zomsebenzi ezingu-330 ngonyaka, ukubuyisa okuphelele kungamathani ayizigidi ezingu-55.44, kanye namathani ayizigidi ezingu-16.632 aphinde asetshenziswa ngamayunithi angu-300. Izinzuzo zomnotho zinkulu, futhi ukusetshenziswa kwale mishini kunganciphisa imfucuza yemithombo eminingi yamaminerali ezweni minyaka yonke.
Njengamanje, izinga lokususwa kwensimbi yensimbi yensimbi ezweni lakithi ngokuvamile liphezulu ngemva kokuhlunga, okubangela ukumoshwa okukhulu kwemithombo. Imithombo yamaminerali iyisisekelo sokusinda kwabantu kanye nentuthuko. Amandla angaphezu kuka-95% kanye no-80% wezinto zokusetshenziswa zezimboni ezweni lakithi zivela ekumbeni. Ngokuthuthuka okusheshayo komnotho wezwe lakithi, isidingo semithombo yamaminerali siyaqhubeka nokukhula. Ngakolunye uhlangothi, imithombo yamaminerali yezwe lami ibhekene nengcindezi enkulu evela ekuswelekeni okwandayo. Imithombo yamaminerali yezinga eliphezulu, okulula ukuyihlela iyancipha, kanti imithombo yamaminerali yezinga eliphansi, okunzima ukuyihlela iya ngokuya ibhekwa njengebalulekile. Ukuthuthukiswa nocwaningo lwemishini yokubuyisa imifino engaphezu kuka-300mT kunomphumela omuhle ekunciphiseni imfucuza yemithombo kazwelonke kanye nokwandisa izinga lokusetshenziswa kwemithombo yamaminerali. Ngokombono wemiphumela yokuthuthukiswa kanye nokusetshenziswa, ithuthukise ngempumelelo izinga lokubuyiselwa kwe-magnetic ore. Ihlangabezana nezidingo zomklamo futhi ingumkhiqizo ofanele ukukhuthazwa nokusetshenziswa.
Isikhathi sokuthunyelwe: Meyi-12-2021