Umhlahlandlela ophelele wokwelashwa kweTunnel Slag

Isiphetho:Ikhono lokusebenza kwemihlambi yezinto ezinjenge-sand ne-gravel liyisiqalo esibalulekile esimweni sokulungisa nokulusebenzisa i-tunnel slag, ikakhulukazi okuhlanganisa ukukhetha ukukhipha i-tunnel slag, ukukhetha nokuhlela amasayithi okusebenzisa imihlambi ye-sand ne-gravel, ikhono lokusebenzisa imihlambi ye-sand ne-gravel, ukwelapha amanzi angcolile, ukulawulwa kwezinto ezipholile nezemibhobho, njll.

Isici sokusetshenziswa kwe-tunnel slag

1. Yini i-tunnel slag?

I-Tunnel slag iyizinto ezishintshilwe ezitholiwe ngesikhathi sekwakhiwa kwesigwama.

Izindleko zokudlahlwa okungalungile kwe-slag ye-tunnel

Ngesikhathi sokukhululwa kwezindlela ezinkulu nezindiza zezindiza zezindiza eziphezulu, kunyamalale inani elikhulu lezinto zokwenza izinto ezincane. Ngenxa yezinto ezinjengezobuchwepheshe bokuhlela kanye nohlelo lokuhlela, izinto zokwenza izinto ezincane azikwazi ukusetshenziswa ngokufanele, futhi kuvame ukudingeka ukwakhiwa kwamathala okulahla izinto eziqhekeza.

Thatha izindawo zemihlaba emikhulu nezindawo ezingekho

Ukukhipha izinto zokwenza izinto ezincane ezakhiwa yi-tunnel ngaphandle kwesizinda akuqinisekisi nje kuphela inani elikhulu lomhlaba oqeqeshwe ngokusebenza, kodwa futhi liyehla umsebenzi womhlaba, futhi isimo somhlaba somhlaba nesimo sezinto esingaphezulu singashintsha.

Ukukhuluphala kwengozi zemifula

Ukukhululwa kwe-tunnel slag kuvukela indawo ephezulu kakhulu, okuvusa indawo engaphezulu ye-soil erosion eyayikhokhulu. Uma kungalawulwa futhi kungakhuselekile ngesikhathi sokukhishwa, kuzoholela ekuvukeleni komhlabathi esifundeni futhi kuzothuthukisa izinsizakalo ezingalungile ekuvikelekeni kweprojekthi enkulu, okuvusa amathuba emifula ezimhlabathini entlango.

Ukusetshenziswa okukhulu kwemithombo yezomnotho

Ukuze kuhlangabezane nezidingo zokwakha okomdabu, inani elikhulu le-tunnel slag elivelayo ngesikhathi sokuqoshwa kwe-tunnel kudinga ukwelashwa. Nokho, ukude kakhulu

3. Izithiyo ekwenzeni i-sand kusuka emgqeni wemidwebo yomgwaqo

Ukuguquguquka okuningi nokungabi nakho ukukhetha kwemidwebo yomgwaqo

Uma kuqhathaniswa nemithombo ye-sand ne-gravel, into ebuhlungu kakhulu yokusebenzisa umgqeni wemidwebo yomgwaqo ukuze kwenziwe i-sand yemishini ukuthi izinto azikhethi. Ngokusukela esikhathini sesabelo somsebenzi, umgqeni wemidwebo yomgwaqo wenziwa phakathi kwemisebenzi yokwakha umgwaqo, okusho ukuthi umehluko wemidwebo yezitshalo kungase kube mkhulu, futhi izinga le-sand yemishini lingase kungabi njalo. Uma umgqeni wemidwebo yomgwaqo wenziwa imigoqo eminingi, lokhu kungabonakala kakhulu.

Ukungabi kokuhlolwa okwanele kwesihlabathi sesitunni

Abanye abasebenzi bemishini bangase babe nokuqonda okulinganiselwe kwe-tunnel slag ngokusetshenziswa kwesisekelo sezindlela, futhi bangaboni nokusekelwa kwezobuchwepheshe nokuqonda okungaxhunyaniswanga kokusetshenziswa kwayo emisebenzini ye-concrete, okuyenza kube nzima ukuhlela izimpahla, izinto nezindleko zokufunda nokuzisebenzisa.

Ukungabikho kwemikhuba yokusetshenziswa eyi-standard

Isimo sesihlabathi sesitunni siyinkimbinkimbi, futhi uhlu lwesihlabathi sesitunni luhluka kakhulu kwamanye amazwekazi. Ngemuva kwakho konke, akuyikho isicwangciso sokulungisa nendlela eyi-standard, futhi kumele ukulungiselelwe kwezinto.

Ukusetshenziswa kwesilika ye-tunnel

Izindlela eziyinhloko zokulungiselela isandla nesibulala esivela emsebenzini wokufaka umfula

Indlela yokwenza isandla nesibulala esivela emgodini womfula ikakhulukazi ihilela lokhu: ukuhlola uhlobo nolwimi lwemihlambi esizungezile → ukukhetha ukubuyisela umfula → ukuhlola impahla nemthengi womfula nesihla → ukulinganisa nokukhetha izindawo zokwenza isandla nesibulala → ukwakheka kwendlela yokwenza isandla nesibulala → ukukhetha izindlela zokwenza isandla nesibulala → ukwakha izindawo zokwenza isandla nesibulala, ukufaka izinto →

Ikhono lokusebenza kwemihlambi yezinto ezinjenge-sand ne-gravel liyisiqalo esibalulekile esimweni sokulungisa nokulusebenzisa i-tunnel slag, ikakhulukazi okuhlanganisa ukukhetha ukukhipha i-tunnel slag, ukukhetha nokuhlela amasayithi okusebenzisa imihlambi ye-sand ne-gravel, ikhono lokusebenzisa imihlambi ye-sand ne-gravel, ukwelapha amanzi angcolile, ukulawulwa kwezinto ezipholile nezemibhobho, njll.

1. Ukuhlolwa kwezinhlobo zezitshalo ezizungezile emgodini kanye nobubanzi bazo

Uhlobo lwesitshalo esizungezile luyinto ebalulekile ekubhekisiseni ukuthi imfucumfucu kanye nomsila zingalungiswa yini. Ubunzima bezitshalo ezizungezile buqondisiwe ngokukhulu ngokwemiphumela yokuthuthukiswa komsila wemgwaqo kanye nohlobo lwesitshalo esizungezile. Izitshalo ezizungezile ezinesinqumo esikhulu zingasetshenziswa ekulungiseleleni imfucumfucu kanye nomsila.

2. Ukukhethwa komsila wemgwaqo oqoqwe

Umsila wemgwaqo unezimpawu ezilandelayo:

(1) Umsila wemgwaqo ungase uvela ezihlanganisweni noma ezinye izinhlelo zephrojekthi yebhizinisi, futhi ukushintshashintsha kobuchopho,

(2) Kukhona izinto eziningi ezingcolile njengeentluzi nezomhlabathi esiswini somgodlana, futhi ukuhlanzeka kuyancane. Ngakho-ke, kufanele kuthathwe izinyathelo ezifanele zokukhipha izinto ezingcolile nezomhlabathi.

(3) Indlela eyinhloko yokukhwehlela kwezincwadi yikuhlafunwa. Ngesikhathi kwenziwa umkhondo, ngenxa yomthelela wemikhulu yedesayini yesigaba, isimo sokukhwehlela siphansi futhi imiphetho yokuhlafunwa ihlanganisiwe, okusho ukuthi izinga lesigaba esiphakathi sokhwehlelo lushabalala, ngokuba khona okukhulu kwamaphawundi kanye nezingubo ezinzima zama-powder.

Ngokuya ngezici zokuhlafunwa komkhondo, uma zonke zihlafunwa futhi zizikhokhwe endaweni yokuhlafunwa, lokho kuzoba yinkinga yokungahlangani kwesisekelo. Kuyadingeka ukwahlukaniswa nokuhlelwa kuqala ukuze kuncishiswe ukuguquguquka kokuhlafunwa komthombo.

Izinyathelo ezisebenza kahle zokuthuthukisa ukukhuluka kwezinto eziyinhloko ze-tunnel slag.

Okokuqala, ngaphambi kokuthungwa, qhathanisa idatha yokulinganisa yokwakhiwa endaweni kanye nedatha yokuhlola umhlabathi ukuze kuqondwe uhlobo lwemihlabathi, amandla, nokuwohloka kwengxenye ehlukene yokuthungwa, kanye nokuthi zingasetshenziswa yini njengezinto zokwakha ama-aggregate esihlabathi nesihlabathi, ukuze kukhethwe isikebhe somgodi kusukela esihlotsheni.

Ngemuva kwalokho, phakathi kwesinqumo, ukukhethwa okufanele kufakazelwa esitshalweni sesibhebhe, njengezokukhetha amatshe anekhwalithi enhle kanye namandla amakhulu ekwakhiweni kwezinto zokwakha ezifana nesihlabathi kanye nezigobolondo. Izinto zesihlathi ezitholwe emgodini ophuthumayo, izakhi zangaphakathi, nezakhi ezibuthakathaka azisetshenziswa ekwakhiweni kwezinto zokwakha ezifana nesihlabathi kanye nezigobolondo.

Ekugcineni, isihlathi esithunyelwe esiteshini sesihlabathi sikhunjulwe futhi sikhulunywe ngokwekhwalithi yaso ukuze kuqinisekiswe ukuthi umehluko wekhwalithi wesihlabathi esikhulu kufakwe esihlotsheni sinye uqine kakhulu, ukusebenza kungcono futhi kulula ukuhlukanisa.

3. Ukukhetha indawo nokwenza isimiso sokwenza isithuli nesihlabathi

Kukhona izinhlobo ezimbili ezinkulu zezinhlelo zokwenza isithuli nesihlabathi: ezimi njalo nezingaqhubeki. Namuhla, izinhlelo ezinkulu nemibalabala zisebenzisa kakhulu izinhlelo ezimi njalo. Ngezinye izimo, ngokwenza izinhlelo ezincane zokwenza isithuli nesihlabathi emisebenzini yobunjwayele obude (njengemisele, amabhuloho, njll), kufanele usetshenziswe izinhlelo ezingaqhubeki.

Isimiso sokwenza isithuli nesihlabathi esingaqhubeki sisebenzisa ukufakwa kwezingxenye, okuhlanganisa ngokuhlakanipha izinqubo zokucindezela, ukwahlula, nokwakha isithuli kulolu hlelo olulodwa. Kuyashesha ukuba kuthuthwe kuya emsebenzini, njengoba isimiso sesivuselelwane naso, futhi kunciphise isikhathi sokulungiselela.

Ukukhethwa kwendlela yendawo kanye nokwenziwa kwesakhiwo somshini wokusebenzisa amagciwane nomsila, kufanele kuqondiswe kuhlanganise ukucwaninga okujulile kwemithombo yezinto zokwakha kanye nendawo yomkhiqizo. Ngokwemibandela yelizwekazi, imvelo ezungezile, ubukhulu bendawo (okubandakanya izinto ezithile zokugcinwa kwezinto eziqedwe kanye nokugcinwa kwe-tunnel slag), umgogodla womshini kanye nokwenziwa, inqubo yokukhiqiza, kanye nezinye izici, indawo efanele kufanele ikhethwe phakathi kwendawo ezitholakalayo, futhi uhlelo olukhulu kufanele lwenziwe ukuze kube khona izidingo zezobuchwepheshe obungokwesimanje, ukwakhiwa okuyonga isikhathi, umsebenzi othembekile, kanye nekhono elikhulu lomnotho.

4. Itekhnoloji yokuhlolwa kwe-akhengethi ye-khanda ne-gravel

Ukulungiselela i-akhengethi ye-khanda ne-gravel kusuka kwizihlahleni ze-tunnel kubandakanya ukwenza okukhulu, ukuxoxa, nokulungisa khanda, okuphambili kuyinto yokuthi "ukwenza okukhulu kakhulu futhi ukulinganisa okuncane, ukuthatha indawo yokulinganisa ngokwenza okukhulu, nokuxhuma ukwenza okukhulu nokulungisa". Impahla yokuhlolwa ichaza ngqo umklamo wendlela yokuhlola i-akhengethi ye-khanda ne-gravel.

Ukucwilisa

Inani lamacandelo okwenza okukhulu kufanele kuqondwe ngokwe-lithology, ubukhulu, umkhiqizo wempahla

Izindwangu ezinzima ukubhuqwa futhi ezinamandla okugxoba, njenge-basalt ne-granite, ngokuvamile zisebenzisa inqubo yokubhuqwa yesigaba esithathu. Ukuze kwenziwe ukubhuqwa okukhulu, i-jaw crusher noma i-gyratory crusher ivame ukusetshenziswa. Ukuze kwenziwe ukubhuqwa okulinganayo, i-cone crusher enesilinganiso esikhulu sokubhuqwa isetshenziswa, kuyilapho ukuze kwenziwe ukubhuqwa okulinganayo, i-short head cone crusher isetshenziswa.

Amaqhwa amabili noma amathathu wokucwiliswa angasetshenziswa kumaqhwa amancane noma ahlanzekile njenge-limestone kanye ne-marble. Ukuze sicwilisa ngamandla, singasebenzisa i-impact crusher noma i-hammer crusher enama-crushing ratio amakhulu. Ukuze sicwilisa ngokulinganayo nokuqine, sikucela ukhethe i-impact crusher noma i-cone crusher.

Kukhona izinhlobo ezintathu zokucisha ukusebenza: i-open circuit, i-closed circuit, kanye ne-segmented closed circuit.

Uma usebenzisa ukukhiqiza kwe-open circuit, inqubo ilula, ayikho inhlamvu yokujikijela, futhi uhlelo lwesakhiwo luhle kakhulu, kodwa ukuqondisa kokuhlela okucacile akuhle kakhulu. Ngemva kokulinganisa, kungase kube khona izinto eziphuthumayo;

Uma usebenzisa ukukhiqiza kwe-closed circuit, ukulinganisa kwama-aggregate kulula ukuhlelwa, futhi uhlelo lwesakhiwo luhlanganisiwe kakhulu. Kodwa-ke, inqubo inzima, inhlamvu yokujikijela inkulu, futhi ukusebenza okusebenzayo kuyancane;

Ngenxa yokwamukela ukukhiqiza okusetshenziswa izingxenye eziningi, ukulungiswa kwembobo ye-aggregate kudlula kalula, umthwalo we-cycle uphansi, kodwa inani lama-workshop likhulu futhi ukuphathwa kwemisebenzi kuyingozi.

Ukuhlunga

Ukucwiliswa kuyinto ebalulekile ekusebenzelaneni nebanga lokukhuluka kwembobo yensimbi ne-gravel, futhi i-tunnel slag icwiliswa futhi ihlukaniswe ngemuva kokwenziwa idukuduku. Ukukhetha isizinda se-vibrating screen kufanele kuqondiseke ngokuvumelana nenani le-mud, ukwambitha, inani lokusebenza okuqondiswe kulo, ukwahlukaniswa kwezinto ezitholakale ezicwiliwe, izidingo zokuqalisa, njll.

Lapho kulinganisa ikhono lokusebenza lokucwiliswa, ukuguquguquka kwesilinganiso somthamo kufanele sithathwe esikhathini. Isikrini esinezinqola eziningi kufanele silinganiswe i-layer nge-layer, futhi umodeli kufanele ukhethwe ngokuvumelana ne-layer engenalutho kakhulu futhi ubukhulu bomkhathi wempahla esiphendule kuwo kufanele uhlolwe. Kudingeka ukuthi ubukhulu bomkhathi wempahla esiphendule kuwo kwesihlungi kungaphezu kwezikhathi ezingu-3-6 ukulinganisa isizinda somthamo (inani elincane kufanele lithatheke lapho lisetshenziswa ekwehliseni amanzi).

Ukwenza i-sandu

1) Indlela yokwenza i-sandu

Izinqubo zokukhiqiza izinto ezifana ne-sandu ne-gravel zihlanganisa izindlela ezintathu: indlela yomoya, indlela yamanzi, kanye nokuhlanganiswa kwale ndlela zombili.

(1) Ukukhiqiza ngendlela yamanzi: kufanelekele isimo lapho izinto zokudala zinobuthakathaka noma izinto ezincane kakhulu, futhi inani le-fine aggregate stone powder liyandisiwe. Ukukhiqiza ngendlela yamanzi kungasetshenziswa ukususa ingxenye ye-stone powder.

Izimfuneko zayo zihlanganisa ukusebenza kahle kwe-screening, i-surface ye-aggregate iyacaca, futhi ayikho i-dust ngesikhathi sokukhiqiza; izinkinga zihlanganisa ukusetshenziswa okukhulu kwamanzi

(2) Ukukhiqiza ngendlela yokomile: Kuyinto efanelekayo kakhulu kumacembu okuqala okhlanzekile, kanye nendlela yokusebenza yesihlabathi esinezinga eliphansi lokudala isihlahla sesihlabathi esincane nezinga eliphansi lesiqeshana somatshe.

Izinto ezinhle zihlanganisa ukusetshenziswa okuncane kwamanzi, ukwehla kwesikhathi esincane somatshe, nokunciphisa okukhulu noma ukungabi khona kokwelapha amanzi ashiqikisiwe.

Inkinga yiyo ukuthi umonakalo ojwayelekile oqiniswe, futhi la maqembu anezinzwa ezinkulu zomona kumele ahlanganiswe futhi abelwe izindlela zokuqeda umonakalo. Uma okuqala kubandakanya amanzi, isihlabathi esincane asilula ukusikisela.

(3) Ukukhiqiza okuhlanganisiwe kwezindlela ezomile nezamaphakathi: ngokuvamile kubhekisela ekusebenziseni okuhlanganisa ukukhiqiza kwezindlela ezomile zezinto ezinkulu nezezindlela ezomile zezinto ezincane. Le ndlela yokukhiqiza ikakhulukazi ifanelela imishini yokusebenza yesihlabathi nesihlabathi esikhulu esinezinto ezihlanzekile kakhulu ngokomphefumulo ezinto zokusetshenziswa kanye nezinga elincane lezinto ezincane nezinye izitsha zomsila.

Inzuzo yokuhlanganisa izinzuzo zokukhiqiza okuomile nokwamanzi, ngokunciphisa ukusetshenziswa kwamanzi, ukunciphisa ukwelashwa kwamanzi ashiyekile, isibhakabhaka esihle sokuqondiswa kwayo, ukunciphisa ukulahleka kwezinto ezincane nezinye izitsha zomsila, nokuncipha kwamaphutha.

Ukhubazekile ukuthi izinto ezomisiwe kudingeka zomiswe ngaphambi kokungena esitsheni sokuphuca isinqumo esikhulu sokuphuca ngemuva kokugezwa ngamanzi (iqiniso le-moisture lwezinto ezomisiwe ngokuvamile alikhulu kunama-3%, ngenye indlela liyothinta kakhulu umphumela wokwenza amabuyeke).

2) Izinto zokwenza isandla

Ukukhethwa kwezinto zokwenza isandla kufanele kube ngokususelwa ezici zomthombo wento, ezici zesifunda, inqubo yokwenza, nezidingo zokukhishwa. Izinto zokwenza isandla eziningi kule minyaka yamuva ziyisitsheni sokuphuca isinqumo esikhulu.

1. Isithuthukisi se-vertical shaft impact crusher

Isithuthukisi se-vertical shaft impact crusher esihlokwana le-VSI6X sihlele kahle umkhiqizo we-crushing cavity, sinezinhlobo ezimbili zokuqeqeshwa, "izitini ezisebenzisana nezitini" kanye "izitini ezisebenzisana ne-iron", futhi izinhlaka zokufakwa "izitini ezisebenzisana nezitini" kanye "izitini ezisebenzisana ne-iron" zokubhujiswa kwakhiwe ngokwezimfanelo zokusebenza kwedivayisi, okuholela ekwandeni okukhulu kwemisebenzi yokusitshabalalisa.

Ngokuvamile, uma impahla eyisisekelo inzima ukuyiqeqesha futhi inamandla okuqeqeshwa, kumele kukhethwe indlela yokusitshabalalisa "izitini ezisebenzisana nezitini"; uma impahla eyisisekelo inokunqanyulwa okuvamile,

Isikhululo esimisiwe esenza umhlabathi.

Isikhundla esifana nesithambama se-sand-making, uhlobo oluthuthukileyo lwesikhundla sokwenza isanti futhi lusesikhathini esizayo sokuthuthukiswa kobuciko bokwenza isanti ngokomshini. Ukuze kuxazululwe izinkinga zokwahlukaniswa okungafanele, i-powder eningi ne-mud kanye nobukhulu obukhulu bekhilikhi ye-sand eyakhiwa ngokomshini, i-VU Integrated Sand Making System iqoqa ikhono lokwenza ngokugaya kanye nekhono lokwenza ngokubola, okuyenza isanti ne-gravel egediwe ibe nomgogodla oqondisiwe futhi inamodeli egobile, ngokusebenzisa lokhu kunciphisa inani le-surface yomkhawulo, ngesikhathi esifanayo, isikhundla siqoqa

Isikhundla se-VU Integrated Sand Making System sihle kakhulu, sisebenzisa ukukhishwa okuvaliwe kwempahla, ukukhiqiza nokuhlanza umoya ngaphansi kwesithuthukisi sokulahla, okuholela ekunciphiseni umsindo, kungabikho ukukhishwa kwamanzi ashiyekile, impandla noma uthuli, futhi kuhlangabezana nezidingo zokukhusela indawo.

3. i-Mobile crushing and sand making machine

I-K3 series mobile crushing and sand production line ilungiselelwe isikhundla esisha esikhiqizayo, enemikhawulo eqinile, amandla amakhulu kanye nokuqhubeka okuqinisekile nangokunethezeka;

Ilungiselele isisombululo esihle sokuqalisa, okuvumela ukuhambisana okusheshayo nokulungiselela okulula.

Ngemuva kokushintsha imikhuba, kungasetshenziswa njenge-fixed line, okwenza kube ukukhetho oluhle lokwelapha isithwathwa se-tunnel slag.

5. Izinyathelo zokukhuseleka kwesimo sezulu

Ukwelashwa kwamanzi abandayo

Ukukhishwa kwezinto eziqinileyo nemifinyo emikhulu kusetshenziswa njalo ukwelapha amanzi abandayo ahlukanisiwe emsebenzini wokwenza i-sand and gravel processing.

Ukwelashwa ngokukhishwa kwezinto eziqinileyo nemifinyo emikhulu ngokuvamile kuhlukaniswe izigaba ezimbili: ukukhishwa kwezinto eziqinileyo nemifinyo emikhulu kokuqala nokukhishwa kwezinto eziqinileyo nemifinyo emikhulu. Ukufakwa kwemali kokusetshenziswa kunezindleko ezincane futhi ukusebenza kulula, kodwa kuthatha indawo enkulu futhi kunokuhlaselwa kwesimo sezulu.

Ngezinqubo zokwahlukanisa izinto eziqinile neziyamanzi, amanzi ashiwo kuqala afakwe ethangini lokukhuluhlwa ukuze abambe, bese i-slag yomsebenzi eyongezeke kumazinga ethile ihlanzwa ngokomshini. Amanzi asolibayo ethangini lokukhuluhlwa angena ethangini lokumiswa ukuze kuhlukaniswe izinsimbi. Le ndlela yokwelapha ithatha indawo encane futhi ayithintwa yizimo zezulu. Izinga lokubuyiselwa ngokuvamile lingaphezu kwama-70%, kodwa imali yomsebenzi iphezulu kakhulu.

Namanje, ukwelapha amanzi ashiwo kwama-sistem ekuthuthukiswa kwe-sand ne-gravel kuvame ukwamukela ukuxhumanisa kwe-

Ukuphepha kwezithwathwa

Izithwathwa esikhungweni sokwenza amajele nezigalaga zikhulukazi zivela emisebenzini yokucisha, ukukhetha nokuhlela, ukudlulisa izinto, kanye nasesigabeni sokudlulisela, okuthinta impilo yendawo ngokwehlukile, futhi kulimale impilo yomzimba yabasebenzi kanye nabantu abaseduze. Ngokuvamile, ukudlulisa amanzi, ikhono lolwimi lobuhlelo bezithwathwa kanye nezinto ezibambelela izithwathwa zifakwe esikhungweni.

Ukuphepha kwezwi

Izindlela eziyinhloko zokulawula umsindo esikhungweni sokwenza amajele nezigalaga zihlanganisa:

• Khetha izinto ezakhiwe ngezwi eliphansi ukuze kunciphisa amandla e-noise;
• Khetha izinto ezifanelekayo zokunciphisa umsindo ukuze kunciphise umsindo;
• Sebenzisa izinto zokukhuthaza umsindo ukuvimba izindlela zokudlulisa noma ukunciphisa amandla omsindo ngesikhathi sokudlulisa;
• Sebenzisa izinto zokuvimbela ukuphethwa kwakho ngqo ngumsindo, njll.

Ukuhlolwa komkhawulo wokuxuba ibanga leconcreti nge-tunnel-slag sand

1. Ukukhethwa kwamandla wokulungiselela kanye nomkhawulo wamanzi-cementi

Amandla nomkhawulo wamanzi-cementi we-concreti yesandla esenziwe yimishini kufanele afane nezimemezelo ezithile.

2. Ukulinganisa ukusetshenziswa kwamanzi ngokulinganisela

Uma kuqhathaniswa ne-concreti ye-river sand, i-concrete ye-machine-made sand iyadinga amanzi amaningi ukuze ifinyelele isikhundla esifanayo.

3. Ukulinganisa ukusetshenziswa kwecementi ngokulinganisela

Ngesikhathi kulungiswa i-concrete ye-machine-made sand enezinhlobo eziphansi (C30 nangaphansi), ukuze kufinyelelwe amandla adingekayo, ukusetshenziswa kwecementi akumelwe kuqiniswe uma kuqhathaniswa ne-river sand concrete.

4. Ukukhetha inani le-sand

Ukukhetha inani le-sand kwi-machine-made sand concrete ngokuvamile kuyaphezulu ngo-2% kuya ku-4% kunaleyo ye-river sand, noma ngisho nangaphezulu. Ngokuphathelene nezinto ezifana nokuqina kwakho, okuvela

Izimo ezokwelapha isithwathwa somfula

1. Ukulungiselela umhlabathi ovela esithwathweni somfula se-Chengdu-Kunming Railway

Izinto ezinkulu ezisethwathweni somfula kule nkampani yi-basalt ne-limestone. Futhi le nkampani isondele emthonjeni amanzi, kunamanzi anele wokusetshenziswa kwemisebenzi.

Ukuxhumanisa kwezinto:

1 isikhulu se-vibrating feeder, 1 isikhulu se-jaw crusher, 1 isikhulu se-cone crusher, 1 isikhulu se-vertical shaft impact crusher, 2 izikrini ezi-vibrating, 10 izindawo eziyisibani ezitshukumisayo, 1 isikhulu se-electrical cabinet kanye nebhokisi le-cable, 1 isikhulu sokushweshwa kwamanzi, kanye no-2 omakhala.

Ukuhamba kwemisebenzi:

①Ngenxa yokuthi umfula kudingeka i-gravel enama-5 kuye kuma-10 mm yokufakwa kwe-shotcrete, i-gravel i-designwe ku-3 gradi

Imiphumela yemikhuba ibonisa ukuthi ukwandisa inani lezinkuni zomsila linganciphisa i-fineness modulus. Ama-mesh ahlukahluka yi-4mm (isiqeshana sesitoko), 6mm (isiqeshana senala), 12mm (isiqeshana senala), 21mm (isiqeshana senala), kanye ne-32mm (isiqeshana sesitoko).

②Izinto ezincane kunesikrini se-4mm zensimbi zenziwe ngesihlabathi. Lungisa isivinini sesihlahla-sihlabathi (isivinini sesihlahla-sihlabathi yi-1200r/min) ukulawula umkhawulo we-fineness wesihlathi esenziwe ngemishini; lungisa indlela yamanzi esihlahla-sihlabathi ukulawula umkhuba wesihlabathi kanye nenani le-stone powder.

Practice has shown that increasing the content of stone powder can reduce the fineness modulus. However, in actual use, due to the large amount of stone powder and the excessive viscosity of sand, it is difficult to discharge the material from the batching hopper, and manual cleaning are required during batching.

③Isithuthuthu esingama-4 kuya ku-6mm sibuyela emashinini okwenza umlotha, sikhubaza inani leziqulathi ezincane kunama-5mm kumlotha ongaka-5 kuya ku-10mm, izicuqu ezisekhasini le-6mm zisesithuthuthwini se-5 kuya ku-10mm, izicuqu ezisekhasini le-12mm zisesithuthuthwini se-5 kuya ku-10mm, izicuqu ezisekhasini le-21mm zisesithuthuthwini se-16 kuya ku-31.5mm.

2. Ukulungiselela umlotha kusuka emhlatsheni wama-slag we-Jiande-Jinhua Expressway

Izitshalo ezizungezile ezimabhokisini emgwaqweni ngukusuka.

I-Overview ye-Project:

Izinto zokusetshenziswa: i-tuff, umhlatshi wama-slag

Ikhono lokukhiqiza: 260t/ih

Imihlelo yokwakheka kwezixazululo: Isihlungi esinyezelayo seF5X, isitsha somgqomo sePEW, isitsha somgqomo esinamathimba esinye seHST, isixazululo seVSI5X sokwenza isitše, isihlungi esinyezelayo seS5X kanye nezinto ezinye eziqeqeshelwe ukusekelwa.

Isithše esigqeshwe kanye nezinye izinto ezigqeshwe: 0-5, 5-10, 10-20, 20-28mm

Izinto ezinhle zohlelo:

Ukukhulu kwekhwalithi:Izixazululo eziphambili zokucwangcisa nokwenza isitše ezinempumelelo zingqikithi yohlelo lojwayelekile. Ikhono lolawulo olukhulu lwe-hydraulic kanye nenqubo yokukhiqiza eyiqinisekisiwe esigabeni sokuqeqeshwa ziqinisekisa ukusebenza okuphumelelayo nokuqinile kuhlelo lonke; isithše esenziwe ngemishini esenziwe ngokusebenza kusekelwe esiketshezi sesikhathi eside, isiqinisekisiwe.

Ubuchopho obukhulu: Lo mshini unesistimu yokulawulwa kwe-PLC, eyiqinisa ukuqapha nokulawula isimo somsebenzi weseli yonke yokukhiqiza. Lesi sikhululo sokukhiqiza esihlakaniphile, ngaphandle kokuthuthukisa imisebenzi yokukhiqiza, futhi sisebenzisa amathuba okuqeda izindleko zezandla, okuholela ekubeni kuhle ukugcina izindleko zohlelo.

Inzuzo enkulu: Leli qiniso liqikelele ukusebenzisa imitha ye-250,000 ye-sand emiselwe yi-mashini. Ngokulinganisa ngokusekelwe kubayini bomhlaba ngaleso sikhathi, inani lokuthengisa lomhlabathi olukhulu liqikelelwa yi-280 RMB nge-square metre, kanti inani lokuthengisa lwesand elimisiwe ngama-mashini liqikelelwa yi-...