Ngenxa yokumbiwa okukhulu kwezixhobo zezimbiwa zesinyithi zentsimbi kwilizwe lam, izixhobo zalo ezinqongopheleyo ziya zinqongophala. Ke ngoko, iimfuno zezixhobo zokucubungula izimbiwa ziya zisanda, ingakumbi ukusetyenziswa ngokupheleleyo kweentsalela zenkunkuma kunxulumene ngokuthe ngqo nokuqhubeka kwezixhobo zelizwe lam. Umbuzo kukuba, indlela yokusebenzisa imigaqo-nkqubo yokonga amandla, ukunciphisa ukusetyenziswa, kunye nokunciphisa ukukhutshwa komoya ongcolileyo ecetywayo lilizwe, ukugcina ukusetyenziswa kwexesha elide kwezixhobo, kunye nokwandisa ixabiso lezixhobo ibe yingxaki ebalulekileyo ejongene neshishini lezemigodi.
Okwangoku, isikhululo seenqwelo-moya zokubuyisela umsila esisetyenziswa ekuhlukaniseni umsila wesinyithi sentsimbi kwilizwe lam simalunga ne-1600Gs, kwaye kunzima ukubuyisa umsila wesinyithi obuthathaka kwimisila. Ngenxa yesi sizathu, kukho imfuneko engxamisekileyo yokuphuhlisa isixhobo sokuphucula amandla aphezulu entsimi kwaye esinokunciphisa umxholo wesinyithi kwimisila ukuze kusetyenziswe kakhulu izixhobo zezimbiwa kwilizwe lam.
I-Shandong Huate Magnetoelectric Technology Co., Ltd. izibophelele kuphando lwezixhobo zokubuyisela iingceba zemagnetite magnetic separation tailings ukususela ngo-2005. Okwangoku, inani elikhulu leeferrites lenziwa njengoomatshini bokubuyisela iingceba zemagnethi, kwaye kwenziwe uthotho oluthathu. Iimveliso ezineenkcazo ezininzi ziye zaba zezona zixhobo ziphambili zokubuyisela iingceba. Ukuze kunyuswe izinga lokubuyisela isinyithi kwizixhobo zokubuyisela iingceba, emva kophando olunzulu, uvavanyo lokubonisa kunye nohlalutyo, ukusetyenziswa kwezinto zemagnethi ze-neodymium iron boron kunye nendlela yokukhulula kwindawo engeyiyo imagnethi kuye kwaphucula ngakumbi izinga lokubuyisela isinyithi, kwaye ukukhulula kulula, okunokuhlangabezana neemfuno zokusetyenziswa.
Ulwakhiwo kunye nomgaqo wokusebenza komatshini wokubuyisela iingcingo ezizithululayo ezizithululayo osebenzisa amandla aphakathi entsimini
Umatshini wokubuyisela umsila we-semi-magnetic oqinileyo we-mid-field usebenzisa i-neodymium iron boron njengezinto zemagnethi. Indawo yokwahlula inendawo yemagnethi ephakathi kunye nendawo yemagnethi ebuthathaka. Iipali zemagnethi zakha inkqubo yemagnethi yendandatho ejikelezayo. I-casing ejikelezayo inikezelwa ngaphandle kwenkqubo yemagnethi. , Inkqubo yemagnethi izinzile, inxalenye yeqokobhe intywila kwi-pulp, kwaye ii-particle zemagnethi kwi-pulp zihlala zifunxwa yindlela yokujikeleza okuqhubekayo. Ii-particle zemagnethi ziyaqhubeka nokudilika kunye nokujikeleza kwe-casing, ukuze izinto ezingezizo zemagnethi kwizixhobo zemagnethi zihlale zihlanjwa. Inxalenye ephezulu ngasekunene yenkqubo yemagnethi ye-semi-annular ayinayo intsimi yemagnethi. Xa izinto zemagnethi zingena kwindawo engezizo zemagnethi, phantsi kwesenzo samanzi okuhlamba kunye nobunzima bezinto, Thulula izinto kwi-concentrate tank.
Umatshini wokubuyisela i-semi-magnetic self-unloading tailings strength semi-magnetic self-unloading structure luyilo oludibeneyo lwediski, kwaye inani leediski zemagnethi linokuqinisekiswa ngokweemfuno zomthamo wokucubungula. Ulwakhiwo lwalo luboniswe kuMfanekiso 1, 2, kunye no-3. 1- frame; 2- slurry tank; 3- 3- diski adjustment mechanism; 4- central shaft; 5- deflector; 6- collecting tray; 7- agitating block; 8- flushing pipe; 9- holding chute; 10- Reducer; 11-motor; 12-strong magnetic area; 13- weak magnetic area; 14- fixed disk; 15- non-magnetic area.
Isakhelo senziwe ngentsimbi edityanisiweyo kwaye sisetyenziselwa ikakhulu ukuxhasa umngxuma ophakathi, ukufaka inkqubo yothumelo kunye nokufaka itanki yeslurry.
Idiski yemagnethi sisakhiwo se-semi-magnetic, kwaye idiski yokuqokelela evaliweyo ifakwe ngaphandle, ipleyiti yokuqhuba yemagnethi ibekwe phakathi kwentsimbi yemagnethi enamaleko amabini, kwaye inxalenye esezantsi yediski yokuqokelela intywiliselwa kwi-slurry tank 2.
Idiski yemagnethi inikwe intsimi yemagnethi ephakathi, intsimi yemagnethi ebuthathaka kunye nendawo engeyiyo yemagnethi, kwaye ixhomekeke kwi-axis ephakathi.
Iziphelo ezibini zepani yokuqokelela zibonelelwa ngeepleyiti ezininzi zesikhokelo ezisasazwe ngendlela yemitha, kwaye iibhloko ezininzi zokuxuba ezisasazwe ngokulinganayo zibonelelwa kumda ongaphandle.
Okwangoku, ezinye ii-concentrators kwilizwe lam zisebenzisa oomatshini bokubuyisela i-medium-field-strength disk tailings, kodwa ngenxa yesiphumo esibi se-desliming, izinto zemagnethi ziya kutsalwa xa izinto zemagnethi zingena kwindawo engeyiyo yemagnethi ukusuka kwintsimi yemagnethi ephakathi, kwaye idiski kunye ne-scraper ziguga ngokukhawuleza. , Kuxhomekeke kwimiqathango ethile yokusetyenziswa.
Ngenxa yemeko engasentla, inkampani yethu isebenzisa idiski ye-semi-annular enamandla e-mid-field enesakhiwo se-neodymium-iron-boron esivalwe ngokupheleleyo ukuze sinamathele kwi-axis ephakathi, kwaye i-axis ephakathi izinzile ngaphandle kokujikeleza. Ipani yokuqokelela ejikelezayo, inxalenye esezantsi yepani yokuqokelela intywiliselwa kwi-slurry flow trough ukuze ifunxe izinto zemagnethi. I-motor kunye ne-reducer zisetyenziselwa ukuqhuba itreyi yokuqokelela ukuze ijikeleze, kwaye izinto zemagnethi ezifakwe emanzini zidlula kwi-mid magnetic field kunye ne-weak magnetic field, kwaye emva koko ziphuma emva kokufikelela kwi-non-magnetic field, nto leyo esombulula iingxaki ezingentla.
Kubekwa ichute yezinto ezibonakalayo phakathi kwepani nganye yokuqokelela, kwaye izinto ezinomtsalane ezikwipani yokuqokelela ziyahlanjwa zize ziphume zihambe ngechute yezinto ezibonakalayo.
Inkqubo yokudlulisa iqulathe injini yokuguqula amaza rhoqo, i-reducer, i-coupling, i-transmission sleeve, njl. Ezi ndawo zikhankanyiweyo apha ngasentla zifakelwe kwi-central shaft nakwifreyimu ukuze kufezekiswe ukujikeleza okuqhubekayo kwetreyi yokuqokelela.
Ikhabhinethi yokulawula ixhotyiswe ngee-inverters, ii-control switches kunye nezinye izinto zokulawula isantya sokujikeleza kwediski yemagnethi nangaliphi na ixesha.
Imagnethi esisigxina kwindawo yemagnethi yenziwe sisiqwenga esinye okanye iziqwenga ezininzi kwicala lobukhulu, kwaye i-disc web esisigxina ibekwe embindini. Indawo yemagnethi isebenzisa iiseti ezininzi zeepali zemagnethi ezinee-polarities ezichaseneyo eziza kulungiswa ngokutshintshana. Ngexesha lokujikeleza okuqhubekayo kwepani yokuqokelela, izinto zemagnethi zihlala ziwela kwipani yokuqokelela nasemanzini ukuze zihlanjwe kwaye zikhutshwe, ukuze izinto zemagnethi ezifunyenweyo zidityaniswe neentsalela eziqhelekileyo. Xa kuthelekiswa nomatshini wokuphinda usebenzise, ubunyulu buphezulu kwaye isiphumo sokuphinda usebenzise singcono.
Indawo yemagnethi ebuthathaka ibekwa phakathi kwendawo yemagnethi kunye nendawo engeyiyo yemagnethi kwidiski. Xa izinto zemagnethi zingena kwindawo engeyiyo yemagnethi, ngenxa yendawo yokutshintsha kwentsimi yemagnethi ebuthathaka kunye nendawo yokufunxa yentsimi yemagnethi ebuthathaka iyancipha kancinci kancinci, imeko yokufuduka kwempahla yemagnethi iyancipha kakhulu. Ingxaki ethambekileyo kwitreyi yezinto ezibonakalayo ikwathintela intshukumo yangasemva yezinto zemagnethi kunye nokuvuza kwezinto, kwaye inokwenza izinto zemagnethi zihambe kancinci kancinci. Ngenxa yesenzo somxhuzulane kunye namanzi okuhlamba, ukukhutshwa ngokukhawuleza kuyenzeka.
Itreyi yokuqokelela yisakhiwo esingenanto kwaye sivalwe ngokupheleleyo, kwaye umphezulu wokufunxa izinto zemagnethi wenziwe ngezinto ezingezizo zemagnethi. Kwitreyi yokuqokelela, ipleyiti yesikhokelo ineembambo ngaphandle, ezithe tyaba kwikona ethile nomphezulu wokugqibela wetreyi yokuqokelela. Injongo ephambili kukuthintela imagnethi. Ukuhamba ngasemva kwezinto kunye nokuvuza kwezinto. Ukuze kuncitshiswe idiphozithi ye-ore slurry, iibhloko ezininzi zokuxuba i-ore slurry zibekwe zijikeleze ipani yokuqokelela, kwaye kwangaxeshanye, ukukrala kwepleyiti yokuqokelela ngenxa yokudiphozithi ye-ore slurry nako kuncitshisiwe.
Isicelo semveliso yemizi-mveliso
Uhlalutyo lwempembelelo yokubuyisela amandla ombane we-semi-magnetic self-unloading tailings machine
Umatshini wokubuyisela iingceba ze-semi-magnetic ezizikhuphelayo ngamandla aphakathi kunye nomzekelo we-YCBW-15-8 osetyenziswa yinkampani yezemigodi ufakwe emva komatshini wokubuyisela iingceba owenziwe yi-ferrite kwinkqubo yemagnethi. Emva kokusebenza ixesha elingaphezu kwesiqingatha sonyaka, izixhobo zisebenza ngendlela eqhelekileyo kwaye isiphumo sokubuyisela silungile. Emva kovavanyo oluninzi lwesampulu, iziphumo ziyanelisa. Iziphumo zovavanyo oluninzi lwesampulu zezi zilandelayo:
Ngohlalutyo lwedatha olungentla:
Isiphumo sokubuyiselwa kwesi sixhobo: umgangatho weentsalela uncitshiswa yi-2.16% emva kokuhlelwa, umgangatho wesinyithi esinobunkunkqele uncitshiswa yi-1.27% emva kokuhlelwa, kwaye umgangatho ophakathi wesinyithi esiphakathi yi-26.53%. Isiphumo sokubuyiselwa sicacile.
Amathuba emarike kunye neenzuzo zoqoqosho
Okwangoku, kukho amashishini amaninzi okwahlulahlula imagnethi eTshayina, kwaye ambalwa kuphela kuwo asebenzisa oomatshini bokubuyisela i-ferrite tailings, kodwa awasebenzisi oomatshini bokubuyisela i-semi-magnetic self-unloading tailings. Ke ngoko, amathuba emarike abanzi. Ukuba i-20% yemagnethi Isityalo sokucubungula sityala imali kwesi sixhobo, sibalwa ngokusekelwe kwiiyunithi ezingama-300 ngonyaka kunye nemodeli ye-YCBW-15-8. Iyunithi nganye inokubuyisela i-7t/h ye-ore eyomileyo ngeyure, i-168t/h ye-ore eyomileyo ngemini, kunye neentsuku ezingama-330 zomsebenzi ngonyaka, ukubuyiselwa iyonke yi-55.44 yezigidi zeetoni, kwaye iyonke yi-16.632 yezigidi zeetoni eziphinde zasetyenziswa ziiyunithi ezingama-300. Iingenelo zoqoqosho zinkulu, kwaye ukusetyenziswa kwezi zixhobo kunokunciphisa inkunkuma yezixhobo ezininzi zezimbiwa zelizwe minyaka le.
Okwangoku, umgangatho weentsalela zentsimbi yesinyithi kwilizwe lam ngokubanzi uphezulu emva kokuhluza, nto leyo ebangela inkcitho eninzi yezixhobo. Izixhobo zezimbiwa zisisiseko sokusinda nophuhliso lwabantu. Ngaphezulu kwe-95% yamandla kunye ne-80% yezinto ezisetyenzisiweyo zoshishino kwilizwe lam zivela ekuwombeni. Ngophuhliso olukhawulezayo loqoqosho lwelizwe lam, imfuno yezixhobo zezimbiwa iyaqhubeka nokukhula. Kwelinye icala, izixhobo zezimbiwa zelizwe lam zijongene noxinzelelo olukhulu ngenxa yokunqongophala okwandayo. Izixhobo zezimbiwa ezikumgangatho ophezulu, ezilula ukuzihluza ziyancipha, kwaye izixhobo zezimbiwa ezikumgangatho ophantsi, ezinzima ukuzihluza ziyanda ukuxatyiswa. Uphuhliso kunye nophando lwezixhobo zokubuyisela iintsalela ngaphezulu kwe-300mT lunefuthe elihle ekunciphiseni inkunkuma yezixhobo zesizwe kunye nokwandisa izinga lokusetyenziswa kwezixhobo zezimbiwa. Ngokwembono yophuhliso kunye neziphumo zokusetyenziswa, iphucule ngempumelelo izinga lokubuyiselwa kwe-magnetic ore. Ihlangabezana neemfuno zoyilo kwaye yimveliso efanele ukukhuthazwa kunye nokusetyenziswa.
Ixesha lokuthumela: Meyi-12-2021