I-Vacuum Emulsifying Mixer Iwumshini ongajwayelekile. I-Mixer ngayinye yenziwe ngendlela oyifisayo ngokuvumelana nezidingo ezithile zekhasimende. Lapho ukhetha i-Vacuum Mixer Homogenizer, nazi izinto ezimbalwa ezibalulekile okufanele zicatshangelwe ukuze kuqinisekiswe ukuthi i-Vacuum mixer ihlangabezana nezidingo ezithile kanye nezidingo zohlelo lokusebenza. Lo mhlahlandlela uveza izici eziyinhloko okufanele zicatshangelwe lapho uthenga i-Vacuum Emulsifying Mixer, ehlanganisa imininingwane yobuchwepheshe ye-Vacuum Emulsifying Mixer, ukuhambisana kwezinto ezibonakalayo, ukukala, ukusebenza kalula nokunakekelwa, amandla okuzenzela, izici zokuphepha, kanye nokusebenza kahle kwezindleko.
a. Amandla we-vacuum homogenizer cream mixer
I-1.Ukuxuba Amandla Nesivinini: Thola amandla okuxuba ukhilimu odingekayo kanye nesivinini ngokusekelwe ku-viscosity kanye nosayizi wezinhlayiyana zezinto ezicutshungulwa i-vacuum homogenizer ukhilimu mixer, Isivinini esiphezulu namandla amandla kungase kudingeke. Ukuze ufinyelele izidingo zenqubo kakhilimu wekhasimende, isivinini se-cream mixer kufanele sibe ngu-0-65RPM, isivinini se-Homogenization kufanele sibe ngu-0-3600rpm.umkhiqizo okhethekile kakhilimu udinga u-0-6000rpm, i-vacuum homogenizer cream mixer.
Ukulawulwa kwesivinini kudinga ukusetshenziswa kokulawulwa kwesivinini esishintshashintshayo se-frequency drive
2..Isenzo Sokugunda: Hlola amandla okugunda we-vacuum homogenizer cream mixer ukuze uqinisekise ukuhlukana okusebenzayo kwezinhlayiya kanye nokufakwa kwe-emulsification koketshezi lukakhilimu. Ijubane lekhanda le-Homogenizer kufanele libe ngu-0-3600RPM ukulawulwa kwesivinini esingenasinyathelo
3.Ileveli Yevacuum: Cabangela izinga levacuum oyifunayo yenqubo ye-vacuum homogenizer cream mixer. Amazinga e-vacuum aphezulu angasiza ekususeni amabhamuza omoya amaningi futhi avimbele i-oxidation. Ngokuvamile, izinga levacuum le-Vacuum Emulsifying Mixer kufanele libe -0.095Mpa ukuze lihlangabezane nezimfuneko.
| Mi-odel | Eumthamo osebenzayo | Hi-omogenizer motor | Simotor | Vacuum pum | Hukudla amandla(KW) | |||||
| KW | r/min (inketho1) | r/min (inketho2) | KW | r/min | KW | Lvala vacuum | SUkushisa kweqembu | EUkushisa kwe-lectric | ||
| I-FME-300 | 300 | 5.5 |
0-3300
|
0-6000 | 1.5 | 0-65 | 2.2 | -0.085 | 32 | 12 |
| I-FME-500 | 500 | 5.5 | 2.2 | 0-65 | 2.2 | -0.085 | 45 | 16 | ||
| I-FME-800 | 800 | 7.5 | 4 | 0-60 | 4 | -0.08 | 54 | 25 | ||
| I-FME-1000 | 1000 | 11 | 5.5 | 0-60 | 4 | -0.08 | 54 | 25 | ||
| I-FME-2000 | 2000 | 18.5 | 7.5 | 0-55 | 5.5 | -0.08 | 63 | 25 | ||
| I-FME-3000 | 3000 | 22 | 7.5 | 0-55 | 5.5 | -0.08 | 72 | 25 | ||
1.Usayizi Weqoqwana: Khetha umshini wokugcwalisa i-vacuum onamandla afana nosayizi weqoqo odingekayo. Qinisekisa ukuthi umshini wokwenza i-emulsifying ukwazi ukuphatha kokubili amaqoqo amancane e-R&D kanye nokugijima kokukhiqiza okukhulu. Isikhathi seqoqo elilodwa lomshini we-emulsifying cishe amahora angama-4-5
2.I-Scalability: Bheka umshini wokulingisa onganyuswa noma wehle kalula ukuze uvumelane nokukhula okuzayo noma izinguquko kumavolumu okukhiqiza.
3.Ukulawula izinga lokushisa kanye nezindlela zokushisisa
Hlola amandla okulawula izinga lokushisa omshini we-emulsifying , okuhlanganisa amandla okushisa noma okupholisa amathangi e-vacuum ngesikhathi sokucubungula. Lokhu kubalulekile ekugcineni ikhwalithi nobuqotho bezithako ezizwela ukushisa.
| Mi-odel | Eumthamo osebenzayo | Umthamo omncane(L) | Umthamo omkhulu (L) |
| I-FME-300 | 300 | 100 | 360 |
| I-FME-500 | 500 | 150 | 600 |
| I-FME-800 | 800 | 250 | 1000 |
| I-FME-1000 | 1000 | 300 | 1200 |
| I-FME-2000 | 2000 | 600 | 2400 |
| I-FME-3000 | 3000 | 1000 | 3600 |
- I-Vacuum Emulsifier Mixer inokufudumeza kukagesi okusetshenziselwa umthamo we-mixer ngaphansi kuka-500litres Ngokuvamile, inezici ezilandelayo:
a. Ukusebenza kahle okuphezulu nokonga amandla
Isivinini sokushisisa okusheshayo: I-Vacuum Emulsifier Mixer's Ukushisisa kukagesi kungaguqula ngokushesha amandla kagesi abe amandla ashisayo, ukuze izinga lokushisa langaphakathi lento eshisiwe likhuphuke ngokushesha, kuthuthukise ukusebenza kahle kokukhiqiza.
b. Ukusebenza kahle kokushisa okuphezulu: Njengoba ukushisa kwe-vacuum mixer kukhiqizwa ngaphakathi kwento eshisiwe, ukulahlekelwa ukushisa kuyancipha, ngakho ukusebenza kahle kokushisa kuphezulu.
c. Kulula ukulawula ukulawulwa kwezinga lokushisa okunembile: Isistimu yokushisisa kagesi ye-Emulsifier Mixer ingafinyelela ukulawulwa kwezinga lokushisa okunembile kanye nokulungiswa ukuze kuhlangatshezwane nezinga lokushisa elishiwo lezinqubo ezahlukene.
d. Izinga eliphakeme lokuzenzakalela: I-Vacuum Emulsifier Mixer ehlanganiswe nobuchwepheshe bokulawula besimanje obufana ne-PLC (I-Programmable Logic Controller), i-Mixer ingabona ukulawula okuzenzakalelayo kwenqubo yokushisisa futhi yehlise ukungenelela okwenziwa ngesandla.
a.Akukho ukungcola: Ayikho igesi engcolile, izinsalela zemfucuza noma ezinye izinto ezingcolisayo ezikhiqizwa ngesikhathi senqubo ye-vacuum homogenizer cream mixer, i-homogenizer mixer ihlangabezana nezidingo zokuvikela imvelo.
b.Gcina uhlanzekile: Ukushisa endaweni yevacuum kunganciphisa ingozi ye-oxidation nokungcoliswa, i-mixer igcina into eshisiwe ihlanzekile.
c. Amandla okucubungula aqinile: I-vacuum homogenizer cream mixers yamamodeli ahlukene kanye nokucaciswa kunamandla ahlukene okucubungula ukuhlangabezana nezidingo zokukhiqiza zezikali ezihlukene.
Lapho i-Vacuum Mixer Homogenizer isebenzisa ukushisisa ngesitimu, inezici ezilandelayo ezibalulekile:
1. Ukushisa okufanayo kwe-vacuum homogenizer cream mixer
• Ukushisa kwe-steam ye-vacuum homogenizer cream mixer kungafinyelela ukufudumeza okufanayo kwezinto ku-
ukuxuba isitsha, ukugwema izinguquko ezimpahleni ezibonakalayo ezibangelwa ukushisa kwendawo noma izinga lokushisa elingalingani. ukuthuthukisa ukusebenza kahle kokushisa
b. Ukusebenza kahle okuphezulu nokonga amandla, I-Steam iwumthombo wamandla ahlanzekile onokusebenza kahle kokushisa okuphezulu. vacuum homogenizer ukhilimu mixer
ayikhiqizi izinto eziyingozi ngesikhathi sokushisa futhi ihlangabezana nezidingo zokuvikela imvelo. Ngesikhathi esifanayo, izinhlelo zokushisisa zesitimu se-homogenizer cream mixer zivame ukuhlonyiswa ngamadivaysi okubuyisela ukushisa ukuze kubuyiselwe futhi kusetshenziswe ukushisa okulahlwayo ukuze kuthuthukiswe ukusebenza kahle kwamandla.
c. Kulula ukulawula amasistimu okushisa e-Steam we-vacuum homogenizer mixer ngokuvamile anemishini yokulawula izinga lokushisa, i-vacumm mixer ingakwazi ukulawula ngokunembile izinga lokushisa lokushisa ukuze ihlangabezane nezidingo zokushisa zezinqubo ezahlukene. Ngokulungisa ukugeleza nokucindezela kwesitimu, inqubo yokushisa ye-vacuum cream mixer ingalawulwa kalula.
d: Ukuphepha okuphezulu kwesistimu yokushisisa i-homogenizer ye-vacuum homogenizer kuphephile uma kuqhathaniswa ngoba isitimu sisakazwa ohlelweni oluvaliwe futhi mancane amathuba okuba kubangele izingozi zokuphepha ku-vacuum homogenizer cream mixer njengokuvuza nokuqhuma. Ngesikhathi esifanayo, uhlelo luvame ukuhlonyiswa ngamadivaysi okuphepha njengama-valve okuphepha nama-gauge okucindezela ukuqinisekisa ukuphepha kwemishini ngesikhathi sokusebenza.
e.Uhlu olubanzi lwezinhlelo zokusebenza: Ukushisa kwe-steam kulungele ukushisisa izinto ezihlukahlukene ezifanele i-vacuum homogenizer cream mixer kuhlanganise nezinto ezine-viscosity ephezulu, i-agglomerate elula, futhi kulula ukuyi-oxidize. Ukushisisa isitimu endaweni ye-vacuum kungaqhubeka nokunciphisa ingozi ye-oxidation kanye nokungcoliswa kwezinto futhi kuthuthukise ikhwalithi yomkhiqizo.6. Ukuvumelana nezimo okuqinile
f.Isistimu yokushisa i-steam ingashintshwa ngokuguquguqukayo ngokuvumelana nezidingo zokukhiqiza.uma kudingeka ukwanda kokushisa okusheshayo, ukugeleza kwe-steam nokucindezela kungandiswa; lapho izinga lokushisa eliqhubekayo lidingeka, ukunikezwa kwe-steam kungalungiswa ukuze kugcinwe izinga lokushisa elizinzile.
Isifinyezo, lapho i-Vacuum Mixer Homogenizer isebenzisa ukushisa kwesitimu, inezici zokushisa okufanayo, ukusebenza kahle okuphezulu nokonga amandla, ukulawula okulula, ukuphepha okuphezulu, ububanzi bohlelo lokusebenza kanye nokuguquguquka okuqinile.
1.Kunemiklamo emibili yesakhiwo se-vacuum homogenizer emakethe. Umshini we-vacuum emulsifying olungisiwe kanye ne-hydraulic lifting vacuum homogenizer
I-Hydraulic lifting vacuum homogenizer inezinhlobo ezimbili: isilinda esisodwa kanye ne-double-cylinder ephakamisa i-vacuum homogenizer.
a.Single-cylinder vacuum homogenizer isetshenziswa kakhulu imishini engaphansi 500L
b.I-vacuum homogenizer eyisilinda eyodwa (vacuum homogenizer) inezinzuzo eziningi, i-homogenizer ibonakala ikakhulukazi kuzici ezilandelayo.
Idizayini yokuphakamisa i-cylinder eyodwa: Isakhiwo sokuphakamisa isilinda esisodwa senza i-vacuum homogenizer ihlangane kakhulu iyonke, futhi kulula ukuyifaka nokusebenzisa ezindaweni ezincane.
c. Kulula ukusebenza: I-vacuum homogenizer ene-cylinder eyodwa ephakamisa i-vacuum homogenizer ilula, futhi abasebenzisi bangenza kalula imisebenzi yokuphakamisa i-homogenizer ngephaneli yokulawula, ethuthukisa ukusebenza kahle komsebenzi.
d. I-homogenization ephumelelayo kanye ne-emulsification
I-homogenization esebenzayo: Isilinda esisodwa esiphakamisa i-vacuum homogenizer imvamisa ifakwe uhlelo olusebenzayo lwe-homogenization, i-homogenizer ingakwazi ukufeza i-homogenization esebenzayo kanye ne-emulsification yezinto zokuqinisekisa ikhwalithi yomkhiqizo.
f, Ukusebenza Okubanzi: Ifanele izinto ezihlukahlukene, okuhlanganisa uketshezi, ukumiswa, izimpushana, uketshezi lwe-viscous, njll., ukuhlangabezana nezidingo zezimboni ezahlukene.
Ipharamitha eyodwa ye-hydraulic vacuum homogenizer ye-cylinder
| Mi-odel | Eumthamo osebenzayo | Emulsify | I-Agitator | Vacuum phapha | Hukudla amandla | ||||
| KW | r/min | KW | r/min | KW | Lvala vacuum | SUkushisa kweqembu | EUkushisa kwe-lectric | ||
| I-FME-10 | 10 | 0.55 | 0-3600 | 0.37 | 0-85 | 0.37 | -0.09 | 6 | 2 |
| I-FME-20 | 20 | 0.75 | 0-3600 | 0.37 | 0-85 | 0.37 | -0.09 | 9 | 3 |
| I-FME-50 | 50 | 2.2 | 0-3600 | 0.75 | 0-80 | 0.75 | -0.09 | 12 | 4 |
| I-FME-100 | 100 | 4 | 0-3500 | 1.5 | 0-75 | 1.5 | -0.09 | 24 | 9 |
| I-FME-150 | 150 | 4 | 0-3500 | 1.5 | 0-75 | 1.5 | -0.09 | 24 | 9 |
I-Double cylinder Vacuum Homogenizer isetshenziselwa kakhulu imishini emikhulu kuno-500L
1. Ukuphakamisa nokusetha kabusha kwamahhala: Isistimu yokuphakamisa i-hydraulic eyi-double-cylinder ye-Vacuum Homogenizer ingaphakamisa kahle ikhava yebhodwe futhi yenze umsebenzi wokusetha kabusha ibhodwe elihlanekezelwe, i-Homogenizer ithuthukisa ukuguquguquka kanye nokusebenza kalula.
2. Ukuzinza okuqinile: Ukudlidliza okukhiqizwa uhlelo lwe-hydraulic ngesikhathi senqubo yokuphakamisa kuncishiswa njenge-Vacuum Homogenizer egijima, ukugwema ukunyakaziswa kwemishini ngesikhathi sokusebenza, nokuqinisekisa ukuzinza nokuphepha kwenqubo yokuphakamisa.
3. Umthamo oqinile wokuthwala: Isistimu yokuphakamisa i-hydraulic ye-Vacuum Homogenizer ngokuvamile inomthamo oqinile wokuthwala futhi ingahlangabezana nezidingo zokuphakamisa izinto ezisindayo.
4. Ukunakekelwa okulula: Ukugcinwa kwesistimu ye-hydraulic ye-vacuum mixer kulula. Uma ingxenye inenkinga, ngokuvamile kudingekile kuphela ukufaka ingxenye esikhundleni sokuxazulula inkinga.
5. I-vacuum degassing kanye nokwelashwa kwe-aseptic
a.I-Vacuum Degassing: I-Vacuum Homogenizer isebenza ezingeni le-vacuum, ikhipha ngempumelelo amabhamuza kokubalulekile futhi ithuthukisa ukuzinza nekhwalithi yokubukeka komkhiqizo.
b. Ukwelashwa kwe-Aseptic: Imvelo ye-Vacuum Homogenizer iphinde isize ukuhlangabezana nezidingo ze-aseptic, ezifanele kakhulu izimboni ezifana nokudla nemithi ezimweni zenhlanzeko.
Ipharamitha yesistimu yokuphakamisa i-hydraulic eyi-cylinder ephindwe kabili
| Mi-odel | Eumthamo osebenzayo | Hi-omogenizer motor | Simotor | Vacuum pum | Hukudla amandla | ||||
| KW | r/min | KW | r/min | KW | Lvala vacuum | SUkushisa kweqembu | EUkushisa kwe-lectric | ||
| I-FME-300 | 300 | 5.5 | 0-3300 | 1.5 | 0-65 | 2.2 | -0.085 | 32 | 12 |
| I-FME-500 | 500 | 5.5 | 0-3300 | 2.2 | 0-65 | 2.2 | -0.085 | 45 | 16 |
| I-FME-800 | 800 | 7.5 | 0-3300 | 4 | 0-60 | 4 | -0.08 | 54 | 25 |
| I-FME-1000 | 1000 | 11 | 0-3300 | 5.5 | 0-60 | 4 | -0.08 | 54 | 25 |
| I-FME-2000 | 2000 | 18.5 | 0-3300 | 7.5 | 0-55 | 5.5 | -0.08 | 63 | 25 |
| I-FME-3000 | 3000 | 22 | 0-3300 | 7.5 | 0-55 | 5.5 | -0.08 | 72 | 25 |
Imishini yokugcwalisa i-vacuum emulsifying yohlobo olungaguquki inikezela ngezinzuzo eziningi ngomshini ibenza kube ukukhetha okufunwa kakhulu ezimbonini ezahlukahlukene, kwezimonyo, ezemithi, kanye nokucubungula ukudla. Ngezansi ezinye zezinzuzo ezibalulekile zale mishini,
a. Ukusebenza Okuthuthukisiwe Kokukhiqiza komshini we-vacuum emulsifying
Imishini egxilile yokufaka i-vacuum emulsifying ithuthukisa kakhulu ukusebenza kahle kokukhiqiza uma kuqhathaniswa nezindlela zendabuko noma amasistimu a-semi-automatic. umshini wenza ngokuzenzakalelayo inqubo ye-emulsification, wehlise ukungenelela okwenziwa ngesandla kanye nezindleko zabasebenzi ngenkathi uqinisekisa okukhiphayo okungaguquki.
b. Ikhwalithi Yomkhiqizo Ethuthukisiwe
Ngokusebenza ngaphansi kwezimo ze-vacuum, le mishini isusa ingozi yokungcoliswa yizinhlayiya ezihamba emoyeni noma umswakama, iqinisekisa umkhiqizo wokugcina wezinga eliphezulu.
c. Ukuhlukahluka kanye nokwenza ngokwezifiso
Imishini yokufaka i-vacuum emulsifying eguquliwe iguquguquka kakhulu futhi ingenziwa ngezifiso ukuze ihambisane nezidingo ezithile zokukhiqiza. Bangakwazi ukuphatha izinhlobonhlobo zezinto kanye nokwakheka, kusukela kokhilimu abawugqinsi ukuya kumafutha okugcoba amancane, okubenza bafanelekele izinhlelo zokusebenza ezihlukahlukene kuzo zonke izimboni ezahlukene. Abakhiqizi bangakwazi ukulungisa amapharamitha afana nesivinini sokuxuba, izinga lokushisa, nezinga le-vacuum ukuze bathuthukise inqubo ye-emulsification ngezidingo zabo ezihlukile zomkhiqizo.
d. Ukusebenza kahle kwamandla kanye nokonga izindleko
Le mishini yakhelwe ukusebenza kahle kwamandla, ukunciphisa ukusetshenziswa kwamandla ngesikhathi sokusebenza. Lokhu akugcini nje ngokufaka isandla enqubweni yokukhiqiza eluhlaza kodwa futhi kuholela ekongeni kwezindleko ngokuhamba kwesikhathi. Ukwengeza, ukwakhiwa kwazo okuhlala isikhathi eside nokusebenza okuthembekile kuqinisekisa ukuwohloka nokugcinwa kwezidingo ezimbalwa, kuqhubeke kwehlisa izindleko zokusebenza.
Ipharamitha yomshini we-vacuum emulsifying elungisiwe
| Mi-odel | Eumthamo osebenzayo | Hi-omogenizer motor | Simotor | Vacuum pum | Hukudla amandla | ||||
| KW | r/min | KW | r/min | KW | Lvala vacuum | SUkushisa kweqembu | EUkushisa kwe-lectric | ||
| I-FME-1000 | 1000 | 10 | 1400-3300 | 5.5 | 0-60 | 4 | -0.08 | 54 | 29 |
| I-FME-2000 | 2000 | 15 | 1400-3300 | 5.5 | 0-60 | 5.5 | -0.08 | 63 | 38 |
| I-FME-3000 | 3000 | 18.5 | 1400-3300 | 7.5 | 0-60 | 5.5 | -0.08 | 72 | 43 |
| I-FME-4000 | 4000 | 22 | 1400-3300 | 11 | 0-60 | 7.5 | -0.08 | 81 | 50 |
| I-FME-5000 | 5000 | 22 | 1400-3300 | 11 | 0-60 | 7.5 | -0.08 | 90 | 63 |
a.Izinto Zokuthintana: Qinisekisa ukuthi i-homogenizer ye-mixer yenziwe ngezinto ezisezingeni eliphezulu ezihambisana nezinto ezicutshungulwayo. okuhlanganisa igumbi lokuxutshwa, iziphehlisi, ama-seal, nanoma yiziphi ezinye izingxenye ezihlangana nengxube.
b.Ukumelana Nokugqwala: Khetha izinto ezimelana nokugqwala nokuguga, ikakhulukazi uma ingxube iqukethe izithako ezilimazayo noma ezibolayo.
b.Ukusebenza Kalula Nokugcinwa Kwe-Vacuum Homogenizer
Ukuhlanza Nokunakekela: Cabangela izici zedizayini ezenza kube lula ukuhlanzwa nokunakekelwa, njengezingxenye ezikhiphekayo, izindawo ezibushelelezi, nokufinyelela kalula ezingxenyeni ezibalulekile.
Amakhono Okuzenzakalelayongoba Vacuum Homogenizer
a.Izilawuli Ezihlelekayo: Bheka imishini enezilawuli ezilungisekayo ezivumela ukwenziwa ngendlela oyifisayo amapharamitha wokuxutshwa kanye ne-homogenization.
b.Izinzwa Nokuqapha: Linganisa ukutholakala kwezinzwa namasistimu okuqapha anikeza impendulo yesikhathi sangempela kumapharamitha wenqubo afana nezinga lokushisa, ileveli yevacuum, nesivinini sokuxutshwa.
c.Ukuhlanganiswa nezinye izinhlelo: Cabangela ikhono le-mixer homogenizer ukuhlanganisa nezinye izinto zokusebenza kanye nezinhlelo emgqeni wokukhiqiza, njengemishini yokugcwalisa nokufaka uphawu.
d. Izici zokuphepha
1..Izinkinobho Zokumisa Eziphuthumayo: Qinisekisa ukuthi umshini ufakwe izinkinobho zokumisa izimo eziphuthumayo ezifinyeleleka kalula ukuze umise inqubo esimweni esiphuthumayo.
2.Onogada Nezindawo Ezivalekile: Bheka imishini enanogada nezindawo ezivalekile ezivikela abaqhubi ezingxenyeni ezinyakazayo nasezingozini ezingaba khona.
3.Ukuthobelana Namazinga Okuphepha: Qinisekisa ukuthi i-homogenizer ye-mixer ithobelana namazinga okuphepha afanelekile kanye nemithethonqubo, efana ne-CE, UL, noma amanye amazinga omhlaba.
1.Ukutshalwa Kwezimali Kokuqala: Qhathanisa izindleko zokuqala ze-mixer homogenizer nezinye izinketho ezitholakala emakethe. Cabangela ibhalansi phakathi kwezindleko nokusebenza.
2.Izindleko Zokusebenza: Hlola izindleko zokusebenza zomshini, okuhlanganisa ukusetshenziswa kwamandla, izindleko zokuwulungisa, kanye nezindleko zokushintshwa kwezingxenye.
Yenza isifinyezo
Ukukhetha i-Homogenizer yeVacuum elungile kudinga ukucatshangelwa ngokucophelela kwezici eziningi, okuhlanganisa ukucaciswa kobuchwepheshe, ukuhambisana kwezinto ezibonakalayo, ukukala, ukusebenza kalula nokugcinwa, amandla okuzishintsha, izici zokuphepha, kanye nokusebenza kahle kwezindleko. Ngokucabangela lezi zici, abakhiqizi bangakhetha umshini ohlangabezana nezidingo zabo ezithile futhi ubasize bafinyelele imigomo yabo yokukhiqiza.
