Izakhiwo zeshabhu lensimbi zakhiwe ngensimbi ngokuphelele, zinezingxenye zazo ezithwala umthwalo oyinhloko ezihlanganisa amakholomu ensimbi, imishayo, izisekelo, nezinsimbi zophahla. Ngokuthuthuka kwemboni yesimanje, ama-workshops ohlaka lwensimbi kancane kancane abe yisinqumo esijwayelekile sezakhiwo ezintsha zefekthri, ikakhulukazi lezo ezinezikhala ezinkulu nemithwalo esindayo, okusetshenziselwa kakhulu izigxobo zophahla lwensimbi. Ngaphezu kwalokho, izinhlelo zodonga zingavalwa ngezakhiwo ezingasindi noma izindonga zezitini, okuqinisekisa ukusimama kwesakhiwo nokusebenza.
Ama-workshops esakhiwo sensimbi athole ukuqashelwa kabanzi embonini yezokwakha ngenxa yezinzuzo zawo eziyingqayizivele. Ukwakhiwa kwabo okusheshayo, isisindo esiphansi uma kuqhathaniswa, kanye nokumelana nokuzamazama komhlaba okuhle kakhulu, kuhlangene nezinzuzo zabo zemvelo, kuye kwaholela ekutheni kancane kancane bathathe indawo yezakhiwo zikakhonkolo zendabuko, eziqinile eziqinisiwe emiklamo yemboni yezimboni.
Izinzuzo kanye nokubi workshop isakhiwo steel
Izinzuzo ze-workshop yesakhiwo sensimbi
- Ukusebenziseka Okubanzi: Izakhiwo ezakhiwe ngensimbi zilungele ukusetshenziswa okubanzi, kusukela ezimbonini nasezindaweni zokugcina impahla kuya ezakhiweni zezolimo nezakhiwo zamahhovisi. Azifaneleki kuphela ezindabeni ezilodwa, izakhiwo ezinde, kodwa futhi nezakhiwo ezinezitezi eziningi neziphakeme.
- Ukwakha Ngokushesha: Izingxenye zokwakha ezakhiwe ngensimbi zingakhelwa ngaphambili efekthri, ezidinga ukuhlanganiswa okulula esizeni, okufinyeza kakhulu isikhathi sokwakha.
- Ukuqina Nokunakekela Kalula: Izakhiwo zensimbi, eziklanywe kahle ngemifanekiso yekhompyutha, azikwazi ukumelana nesimo sezulu futhi zidinga ukulungiswa okuncane.
- Ubuhle kanye Nokusebenza: Imigqa ethambile, elula yezakhiwo zensimbi idala umuzwa wesimanje oqinile. Amaphaneli odonga anombala anikeza izinketho ezihlukahlukene zombala, kuyilapho izinto zodonga eziguquguqukayo zithuthukisa ukuguquguquka kwezakhiwo.
- Amandla Aphezulu Nesisindo Esilula: Nakuba insimbi iminyene kunezinye izinto zokwakha, inamandla akhethekile. Ngaphansi kwezimo ezifanayo zomthwalo, izakhiwo zensimbi zilula, okwenza izakhiwo ze-span ezinkulu zibe nokwenzeka. 6. I-Superior Plasticity kanye Nokuqina: Ipulasitiki enhle kakhulu yensimbi ivimbela ukuphuka okungazelelwe uma kwenzeka ukulayisha ngokweqile ngengozi noma okwasendaweni. Ukuqina kwayo futhi kwenza isakhiwo sivumelane nemithwalo eguquguqukayo.
- Izinzuzo Zemvelo: Izakhiwo zensimbi zibhekwa njengezinhlelo zokwakha eziluhlaza. Insimbi ngokwayo inamandla aphezulu nokusebenza kahle, igaywa kabusha kakhulu, futhi ayidingi umsebenzi wokwakha, okwenza ivumelane nemvelo.
Ngokuya ngobubi, izakhiwo zensimbi nazo zinezinkinga ezithile:
- Ukuvikelwa komlilo: Uma izinga lokushisa lidlula i-150 ° C, amandla ensimbi ayancipha kakhulu; emazingeni okushisa afinyelela ku-500-600 ° C, amandla ayo acishe abe ngu-zero. Ngakho-ke, uma kwenzeka umlilo, isakhiwo sensimbi singase singakwazi ukumelana namalangabi ahlala isikhathi eside nokuwa. Ngakho-ke, ngezakhiwo zensimbi ezinezidingo ezikhethekile zokuvikela umlilo, ukufakwa okukhethekile kwe-insulation kanye nezinyathelo zokumelana nomlilo kuyadingeka ukuze kuqinisekiswe ukuphepha kwazo. Lokhu kufanele kukhulunywe ngokucacile kumkhiqizi ngaphambi kokuba umklamo wesakhiwo sensimbi uqedwe.
- Ukuba sengozini yokugqwala: Insimbi ijwayele ukugqwala ezindaweni ezinomswakama, ikakhulukazi uma kukhona izinto ezigqwalile. Ukunakekelwa okuvamile kuyadingeka. K-HOMEIzakhiwo zensimbi zifaka izinqubo zokuvikela ukugqwala ngesikhathi senqubo yokukhiqiza ukuze kunwetshwe impilo yesevisi yesakhiwo.
izidingo zokuklama ama-workshops esakhiwo sensimbi
Idizayini yesakhiwo seshabhu yesakhiwo sensimbi iwumgogodla wephrojekthi eyimpumelelo. Ayithinti nje kuphela ukubukeka kwayo kobuhle kodwa futhi isebenza njengesisekelo sayo yonke inqubo yokwakhiwa kwefekthri. Idizayini kufanele ihambisane ngokuqinile namakhodi kazwelonke wokwakha kanye namazinga emboni ukuze kuqinisekiswe amandla esakhiwo nokuzinza ngaphansi kwemithwalo efana nomoya, iqhwa, nokuzamazama komhlaba. Idizayini enomsindo inganciphisa izindleko zokwakha ngokubala ngokuqondile nokulawula ukusetshenziswa kwezinto, ngokugwema ukumosha okungadingekile. Ngaphezu kwalokho, ukucatshangelwa kokulula kokwakhiwa kubalulekile ukuze kuqinisekiswe inqubo yokwakha eshelelayo futhi kuncishiswe izindleko ezengeziwe.
imidwebo Design for steel isakhiwo workshop
Imidwebo enemininingwane inikeza imihlahlandlela ecacile kubasebenzi bokwakha, ibasiza ukuthi baqonde ngokunembile inhloso yokuklama kanye nezidingo zokufakwa, ngaleyo ndlela behlise amaphutha futhi basebenze kabusha. Izichasiselo ezinemininingwane nemiyalo emidwebeni yokuklama yenza izisebenzi zokwakha zikwazi ukuthola ngokushesha izingxenye futhi ziqonde ukulandelana kokufakwa, ngaleyo ndlela zithuthukise ukusebenza kahle kokwakhiwa. Ngaphezu kwalokho, imidwebo yokuklama kufanele icabangele ukusetshenziswa kwesikhathi eside kwesakhiwo sefekthri ukuze kuqinisekiswe ukugcinwa kalula.
Phakathi nenqubo yokuklama isakhiwo seshabhu yemboni yesakhiwo sensimbi, izisebenzi zezobuchwepheshe ezichwepheshile kufanele zibuyekeze imidwebo ukuze ziqinisekise ukunemba futhi zinciphise izingozi zekhwalithi nokubambezeleka kweshejuli okungabangelwa izinkinga zokudweba. Ngaphezu kwalokho, umklamo wenhlangano yokwakha ofanelana nezici ezithile zezigaba zokwenziwa nokufaka kufanele uthuthukiswe ukuze kuqinisekiswe inqubo yokwakha eshelelayo.
Izidingo zedizayini yokuzamazama komhlaba yama-workshops esakhiwo sensimbi
Idizayini yokuzamazama komhlaba yezimboni zesakhiwo sensimbi ibalulekile, njengoba ithinta ukuzinza nokuphepha kwazo phakathi nezinhlekelele zokuzamazama komhlaba. Ngesikhathi sokuklama, ukuhlelwa okuphelele kwesakhiwo sefekthri kufanele kube njalo futhi kuhlelekile, kugweme izakhiwo eziyinkimbinkimbi noma ezingavamile kukho kokubili ipulani nokuphakama. Lokhu kuzonciphisa imiphumela ye-torsional kanye nokugxila kwengcindezi okubangelwa ukuzamazama komhlaba.
Lapho ukhetha insimbi, izinga layo lekhwalithi kufanele lilawulwe ngokuqinile ukuze kuqinisekiswe amandla okwanele nokuqina. Insimbi eyenzelwe izindawo ezinezinga lokushisa eliphansi kufanele ibe ngekhwalithi ephezulu nakakhulu. Ngaphezu kwalokho, izilinganiso zezingxenye zensimbi kufanele zilawulwe kahle ukuze kuvinjelwe ukungazinzi kwendawo noma okuphelele. Ukuqinisa ukuxhumana phakathi kwezingxenye futhi kuyisinyathelo esibalulekile sokuthuthukisa umthamo wokuguqula jikelele wesakhiwo.
Ngokuqina okuhlukahlukene kokuzamazama komhlaba kanye nezimo zejoloji, uhlelo olufanele lwesakhiwo, njengesakhiwo sohlaka noma isakhiwo esinefreyimu ne-braced, kufanele sikhethwe ngokucophelela. Ngaphezu kwalokho, ubukhulu nokuqina kwesakhiwo kufanele kusatshalaliswe ngokulinganayo, kutholwe imithwalo elinganayo kanye nokuguqulwa okuhlelekile ukuze kuvinjelwe ukuqina okungalingani kwesakhiwo ekubeni nomthelela omubi ekusebenzeni kwaso kokuzamazama komhlaba.
Ukuze kuxhunywe ngokuhlanganyela, ama-bolts anamandla aphezulu noma i-welding kufanele isetshenziselwe ukuqinisekisa ukuxhumana okuphephile nokuthembekile, ngaleyo ndlela kuncishiswe ingozi yokulimala okuhlangene ngesikhathi sokuzamazama komhlaba. Ukuhlelwa kwesistimu yokweseka okufanele nakho kubalulekile, okuthuthukisa ukuzinza okuphelele kwesakhiwo sefekthri.
Emabhilidini amaningi eshabhu yensimbi, amajoyinti azinikele e-seismic angase angadingeki. Kodwa-ke, ezakhiweni ezinezitezi eziningi noma lezo ezinezakhiwo eziyinkimbinkimbi noma ukuphakama okungajwayelekile, amajoyinti angeziwe e-seismic kufanele kwengezwe ngokusekelwe ezimweni zangempela. Izihlanganisi zokuzamazama komhlaba kufanele zihlangabezane nezidingo zekhodi ezifanele, ezinobubanzi okungenani obuphindwe izikhathi ezingu-1.5 ububanzi bamalunga ezakhiweni zikakhonkolo eziqinisiwe eziqhathaniswayo ukuze kuqinisekiswe ukuzimela nokuzinza kwesakhiwo ngaphansi kokuzamazama komhlaba.
Phakathi nesigaba sokwakha, umsebenzi wokufaka kufanele uhambisane ngokuqinile nezidingo zokuklama ukuze kuqinisekiswe ukuxhumana okuqinile nokuthembekile kwezingxenye. Kumelwe futhi kuqashelwe ukulawulwa kwekhwalithi yokwakha ukuze kugwenywe noma yikuphi ukulimala kwesakhiwo. Ukuhlolwa njalo nokunakekelwa kwezimboni ezakhiwe ngensimbi nakho kubalulekile. Lokhu kusiza ukuhlonza ngokushesha nokubhekana nezingozi ezingase zibe khona zokuphepha, ngaleyo ndlela kuqinisekiswe ukuzinza nokuphepha kwesakhiwo sefekthri ngesikhathi sokuzamazama komhlaba.
Umklamo wokumelana nokushisa weshabhu yesakhiwo sensimbi
Ngenxa yokuthi insimbi ine-thermal conductivity enhle kakhulu futhi izakhiwo zayo zemishini ziwohloka kakhulu emazingeni okushisa aphezulu, ukumelana nomlilo kwezakhiwo zeshabhu yensimbi kuwukucatshangelwa okubalulekile.
Isibonelo, lapho kushisa ngaphezu kwe-100 ° C, amandla ensimbi eqinile ayancipha ngokushisa okwandayo, kuyilapho ipulasitiki yayo ikhula kancane kancane. Ku-250°C, kuyilapho amandla okubamba enyuka kancane, ipulasitiki iyancipha, okuholela ekubeni luhlaza okwesibhakabhaka, futhi ukuqina komthelela nakho kuncipha kakhulu. Uma izinga lokushisa selingaphezu kuka-300 ° C, iphuzu lokukhiqiza namandla okugcina ensimbi ancipha kakhulu. Emililweni yangempela, izinga lokushisa elibalulekile lapho isakhiwo sensimbi silahlekelwa ukuzinza kwaso kokulingana okumile cishe ku-500°C. Uma lokhu kushisa sekufinyelelwe, amandla ensimbi ancipha kakhulu, okungase kuholele ekuweni kwaso sonke isakhiwo. Amazinga okushisa omlilo ngokuvamile afinyelela ku-800-1000 ° C, ngakho-ke izinyathelo ezisebenzayo zokuvimbela umlilo kufanele zisetshenziswe ukuze kuqinisekiswe ukuphepha kwezimboni zesakhiwo sensimbi.
Ukuze kuthuthukiswe ukumelana nomlilo kwama-workshops esakhiwo sensimbi ye-prefab, izinsimbi ezinamandla okushisa okuphezulu nokuzinza kwe-thermal, njengezinsimbi ezikwazi ukumelana nokushisa njenge-Q345GJC ne-Q420GJC, zingakhethwa. Ukufaka ama-coatings abamba umlilo endaweni yesakhiwo sensimbi nakho kuyindlela ephumelelayo, enciphisa kakhulu isikhathi sokuthambisa sensimbi emazingeni okushisa aphezulu. Ungqimba oluklanywe kahle lwe-thermal insulation kanye nesistimu yokukhipha umoya ephumelelayo kanye nesistimu yokukhipha ukushisa nakho kubalulekile. Isendlalelo se-thermal insulation kufanele sakhiwe ngezinto ezimelana nokushisa okuphezulu, njenge-rock wool ne-aluminium silicate fiber, ukunciphisa umthelela wemithombo yokushisa yangaphandle esakhiweni sensimbi. Isistimu yokukhipha umoya kanye neyokuqeda ukushisa ingasebenzisa umfutho womoya wemvelo noma umoya omncane ukusheshisa ukuphuma komoya oshisayo ngaphakathi kwesakhiwo sefekthri.
Ngaphezu kwalokho, ukufaka ama-alamu asezingeni eliphezulu nemishini yokucisha umlilo njengezinhlelo zokufafaza okuzenzakalelayo nezinhlelo zokucisha umlilo ngegesi kubalulekile. Lezi zinyathelo zingenziwa zisebenze ngokushesha esigabeni sokuqala somlilo futhi zilawule ngempumelelo ukusabalala kwawo. Lezi zinyathelo ezibanzi zokuvimbela umlilo zingathuthukisa kakhulu ukumelana nokushisa kwezimboni zesakhiwo sensimbi, ziqinisekise ukuphepha kwazo nokuzinza kwazo ngesikhathi sokusebenza.
Inqubo yokwakha ye-workshop yesakhiwo sensimbi
Inqubo yokwakhiwa kwesakhiwo sefekthri yesakhiwo sensimbi ihlanganisa izinyathelo eziningi, okuhlanganisa ukulungiswa kokuqala, ukuthengwa kwezinto ezibonakalayo, ukuhlanganiswa kwesakhiwo, ukushisela nokuhlolwa, kanye nokwelashwa kokugcina kokugqwala nokuvikela umlilo. Lezi zinyathelo kufanele zihlanganiswe ngaphandle komthungo ukuze kuqinisekiswe ukwakhiwa okuphephile nokusebenza kahle kanye nokugunyazwa kwesakhiwo sefekthri.
- Ucwaningo Lwendawo: Ucwaningo oluningiliziwe lwendawo yokwakha luyenziwa ukuze kuqondwe izimo zangempela futhi kubekwe isisekelo sokuqinisekisa ikhwalithi yokwakha.
- Isakhiwo Sokwakha: Ngokusekelwe emidwebeni yokuklama, sebenzisa i-theodolite noma ileveli ukuze uqinisekise i-eksisi nokuphakama, uchaze ngokucacile indawo yokwakha, futhi wenze izimpawu ezinemininingwane.
- Ukushumeka Kwesisekelo: Ngaphambi kokuthela ukhonkolo wesisekelo, amabhawodi kumele ashumekwe ngaphambili. Amaleveli nama-theodolite asetshenziselwa ukulawula ngokunembile ukuphakama nokuma okuqondile.
- Ukuphakanyiswa Kwekholomu Yensimbi: Ukuphakamisa amakholomu ensimbi kungaqala kuphela ngemva kokuba ukhonkolo esisekelweni sekholomu sifinyelele ku-95% wamandla okuklama. Phakathi nenqubo yokuphakamisa, ukuma kwemishayo yensimbi kufanele kuqashelwe ngesikhathi sangempela kusetshenziswa i-theodolite ukuze kuqinisekiswe ukuphakanyiswa okunembile.
- Ukufakwa Kwe-Wall Purlin: Usebenzisa ihuku elilodwa, indlela yokuphakamisa okuningi noma indlela yokuphakamisa isiqeshana esisodwa, phakamisa ama-purlin uwayise endaweni emisiwe, ulinganise ngokucophelela ukukhala kwawo nokuqondile, futhi ekugcineni uwavikele ngamabhawodi.
- Ukufakwa Kwephaneli Yodonga: Kusukela ekugcineni, faka amaphaneli odonga ngalinye ngokusho kwezindawo ze-purlin, uqinisekisa ukulingana okuqinile phakathi kwephaneli ngayinye. Vikela amaphaneli kuma-purlins ngezikulufo. Futhi, amajoyinti angangeni manzi phakathi kwamaphaneli ukuze kuqinisekiswe ukusebenza kwesakhiwo okungangeni manzi.
- Ukufakwa kwe-Purlin: Okwama-purlins ensimbi anezindonga ezincane, ama-cranes noma ukuphakamisa ngesandla kungasetshenziswa. Wabophe ngokuqondile kumapuleti asekelayo e-purlin ukuze uqinisekise ukuxhumana okuphephile nokuthembekile.
- Ukudweba: Ngemva kokuqedwa kwesakhiwo sensimbi, indawo yensimbi kufanele ihlanzwe kunoma yiziphi izinsalela. Khona-ke, upende ophikisana nokugqwala, i-putty, i-phosphate primer, ne-topcoat iyasetshenziswa.
- Ukuhlola Okokugcina: Okokugcina, ukuhlolwa okuphelele kwesakhiwo sefekthri yesakhiwo sensimbi kwenziwa ngokusekelwe emidwebeni yokuklama nohlelo lokwakha ukuze kuqinisekiswe ukuthi wonke umsebenzi wokwakha uhlangabezana nezidingo zokuklama futhi ngaleyo ndlela kuqinisekisa ukuphepha kwesakhiwo sefekthri.
K-HOME: umenzi wokwakha indawo yokusebenzela yensimbi
Njengengcweti I-PEB umenzi, K-HOME uzibophezele ekukunikezeni izinga eliphezulu, izakhiwo zensimbi ezakhiwe ngaphambilini ezongayo.
Uzibophezele Ekuxazululeni Izinkinga Zokudala
Senza ibhilidi ngalinye lihambisane nezidingo zakho ngomklamo osezingeni eliphezulu, osebenza kahle nowongayo.
Thenga ngokuqondile kumkhiqizi
Izakhiwo zesakhiwo sensimbi zivela embonini yomthombo, izinto ezikhethwe ngokucophelela zekhwalithi ephezulu ukuze kuqinisekiswe ikhwalithi nokuqina. Ukulethwa okuqondile kwasefekthri kukuvumela ukuthi uthole izakhiwo zesakhiwo sensimbi esenziwe ngaphambili ngentengo engcono kakhulu.
Umqondo wesevisi ogxile kumakhasimende
Sihlala sisebenza namakhasimende anomqondo ogxile kubantu ukuze siqonde hhayi kuphela lokho afuna ukwakha, kodwa nalokho afuna ukukuzuza.
1000 +
Isakhiwo esilethiwe
60 +
amazwe
15 +
Experiences
Henan K-HOME Steel Structure Co., Ltd. usezibandakanye ngokujulile embonini yokukhiqiza isakhiwo sensimbi iminyaka engaphezu kwengu-20, esebenzela izimakethe ezidingeka kakhulu eNyakatho Melika, eYurophu nase-Asia. Sihlinzeka ngezixazululo ezenziwe ngokwezifiso ezihlangabezana namakhodi okwakha endawo aqine kakhulu, okuqinisekisa ukuphepha kwesakhiwo nokwethembeka.
K-HOME ngokukhethekile ukwenza ngokwezifiso izakhiwo zefekthri zesakhiwo ezihlukahlukene zensimbi ukuze zihlangabezane ngokugcwele nezidingo zakho zezakhiwo. Sinikezela ngezinsizakalo zokwenza ngendlela oyifisayo ezivumelana nezimo kakhulu, ezisivumela ukuba sidizayine izakhiwo zozimele ezicacile noma ezihluka-banzi ngokusekelwe ezidingweni zephrojekthi, futhi sisekela ukulungiswa komuntu siqu kobukhulu besakhiwo, imibala yangaphandle, nezakhiwo zeminyango namawindi.
Imikhiqizo yethu yesakhiwo sensimbi ikhiqizwa ngokuhambisana ngokuqinile nezindinganiso ze-GB zaseChina kuyilapho ihlinzeka nokuvumelana nezimo kwamanye amazwe. Kumaphrojekthi aphesheya kwezilwandle, ithimba lethu lonjiniyela linolwazi kumazinga omhlaba afana ne-American Standards (ASTM) kanye ne-European Standards (EN). Sizokwenza ukubuyekezwa kwesakhiwo sochwepheshe kanye nezibalo ezisuselwe kumazinga endawo ukuze siqinisekise ukuthobela ngokugcwele imithetho yezakhiwo zendawo.
Wonke amakhithi esakhiwo sensimbi enza izibalo ezinembile zomthwalo, oqinisekisa ukusebenza okuhle kakhulu kwesakhiwo kanye nekhono lokumelana nezimo zezulu ezimbi kakhulu, okuhlanganisa umoya onamandla (okufika ku-force 12 typhoon) neqhwa elinzima (elifika ku-1.5 kN/m² umthwalo weqhwa). Kungakhathaliseki ukuthi imboni yezimboni, indawo yokugcina impahla, isikhungo sezentengiselwano, noma inkundla yezemidlalo, sinikeza izixazululo zesakhiwo sensimbi eziphephile, ezithembekile, nezingabizi kakhulu.
Ukusebenzisa ulwazi olunzulu lwephrojekthi kanye nobuchwepheshe bezobuchwepheshe, K-HOME uzibophezele ekuhlinzekeni amaklayenti omhlaba ngezinsizakalo zokuma okukodwa, kusukela ekuboniseni umklamo kuya ekukhiqizeni nasekufakeni, ukuqinisekisa ukuthi iphrojekthi ngayinye ifinyelela amazinga aphezulu kakhulu kanye nezinzuzo zezomnotho.
Xhumana nathi >>
Unemibuzo noma udinga usizo? Ngaphambi kokuthi siqale, kufanele wazi ukuthi cishe zonke izakhiwo zensimbi ze-prefab zenziwe ngokwezifiso.
Ithimba lethu lonjiniyela lizoyiklama ngokwesivinini somoya sasendaweni, umthamo wemvula, length*width*ubude, nezinye izinketho ezengeziwe. Noma, singalandela imidwebo yakho. Ngicela ungitshele imfuneko yakho, futhi sizokwenza okunye!
Sebenzisa ifomu ukuze ufinyelele futhi sizokuthinta ngokushesha ngangokunokwenzeka.
Mayelana Nombhali: K-HOME
K-home Inkampani Steel Structure Co., Ltd ihlanganisa indawo 120,000 square metres. Sisebenza ekwakhiweni, isabelomali sephrojekthi, ukwenziwa, kanye ukufakwa kwezakhiwo zensimbi ze-PEB kanye namaphaneli amasemishi aneziqu zenkontileka ezijwayelekile zebanga lesibili. Imikhiqizo yethu imboza izakhiwo zensimbi ezilula, Izakhiwo ze-PEB, izindlu ze-prefab ezibiza kancane, izindlu zezitsha, insimbi ye-C/Z, amamodeli ahlukahlukene epuleti lensimbi enombala, amaphaneli esemishi le-PU, amaphaneli esisemishi se-eps, amaphaneli amasemishi e-rock wool, amaphaneli egumbi elibandayo, amapuleti okuhlanza, nezinye izinto zokwakha.