2024 Tus sau: Beatrice Philips | [email protected]. Kawg hloov kho: 2024-01-18 12:13
Cov pob zeb tsoo yog cov khoom siv hauv tsev tau los ntawm kev tsoo thiab sib tsoo cov pob zeb, pov tseg los ntawm kev lag luam mining thiab tsim khoom, xyaum ua hauv kev tsim kho lub hauv paus, txhim kho pob zeb (RC) cov qauv thiab txuas hniav. Raws li kev tsim thev naus laus zis, ntau yam ntawm nws ntau yam raug lees paub: limestone, pob zeb, granite, qib thib ob . Cia peb tham txog qhov kev xaiv zaum kawg hauv kev nthuav dav ntxiv.
Nws yog dab tsi?
Qhov thib ob yog cov khoom siv tau los ntawm kev tsoo cov khoom pov tseg, rov siv cov pov tseg los ntawm kev tshem cov txheej txheej qub, rhuav lub tsev thiab lwm yam khoom uas tau poob rau qhov tsis zoo. Ua tsaug rau kev tsim thev naus laus zis, tus nqi ntawm nws 1 m3 yog qis dua li ntawm lwm yam.
Tom qab dhau los ntawm kev ua tiav ntxiv, pob zeb tawg thib ob, hauv qhov tseem ceeb, tsis tuaj yeem sib txawv los ntawm qhov tshiab: qhov sib txawv nkaus xwb tsis yog cov yam ntxwv zoo ntawm kev tiv taus te thiab tiv taus kev nyuaj siab. Cov khoom siv no yog xav tau hauv kev lag luam khoom siv hauv tsev. Nws muaj ntau tus yam ntxwv zoo thiab tseem tau xyaum hauv ntau yam kev tsim kho.
Raws li GOST, nws tau pom zoo siv txawm tias tsim kho ntau yam kev lag luam lossis cov tsev nyob.
Secondary crushed zeb muaj ib tug xov tooj ntawm qhov zoo
- Dav dav ntawm kev siv.
- Tus nqi qis rau 1 m3 (hnyav 1.38 - 1.7 t). Piv txwv li, tus nqi ntawm 1m3 ntawm crushed granite yog ntau dua.
- Cov txheej txheem tsim khoom lag luam.
Qhov no yuav tsum suav nrog qhov cuam tshuam zoo rau ib puag ncig (vim qhov txo tus naj npawb ntawm qhov chaw pov tseg).
Qhov tsis zoo suav nrog cov hauv qab no
- Tsawg zog. Secondary crushed pob zeb yog qhov ua tsis tau zoo hauv qhov no rau granite, uas tsis tiv thaiv nws siv raws li kev tiv thaiv ntawm cov pob zeb ua haujlwm ntxiv.
- Tsawg tsis kam rau subzero kub.
- Tsis muaj zog hnav tsis kam. Vim li no, nws raug txwv tsis pub siv nws hauv kev tsim cov txheej txheem ntawm txoj kev uas tom qab ntawd yuav muaj kev thauj khoom ntau (txoj kev hauv nroog, xwmfab thiab tsoomfwv txoj kev loj). Txawm li cas los xij, nws yog qhov zoo tshaj rau kev thim txoj kev av thiab cov neeg taug kev taug kev.
Cov yam ntxwv tseem ceeb
Parameters los ntawm qhov tsim nyog thiab qhov zoo raug tshuaj xyuas rau siv hauv cov haujlwm tshwj xeeb
- Ceev … Rau cov khoom siv pov tseg pov tseg - hauv thaj tsam ntawm 2000-2300 kg / m3.
- Lub zog … Rau cov pob zeb tawg, qhov ntsuas no tsis zoo dua li cov pob zeb tawg. Txhawm rau nce txhua qhov tsis zoo ntawm seem, uas yog siv los daws qhov teeb meem, xyaum 2- lossis 3-theem sib tsoo. Cov thev naus laus zis no ua rau kom muaj zog ntau ntxiv, tab sis ua rau pom qhov loj ntawm cov khoom me me.
- Frost tsis kam … Cov yam ntxwv no muaj nyob hauv cov naj npawb ntawm khov-thaw mus, uas tuaj yeem tiv taus cov khoom yam tsis muaj qhov ntsuas tseem ceeb ntawm kev puas tsuaj. Piv txwv li: qhov tsis kam tiv taus qib F50 muab rau pob zeb tsoo txhais tau tias nws yuav ua haujlwm tsawg kawg 50 xyoo. Rau shredded seem, nws yog qhov tsawg heev - los ntawm F15.
- Flakiness … Kev suav nrog acicular lossis flaky (lamellar) hais. Cov no suav nrog cov pob zeb uas nws ntev yog 3 zaug lossis tuab dua. Qhov feem pua qis dua ntawm cov ntsiab lus zoo sib xws, zoo dua qub. Rau cov cib tawg lossis pob zeb tawg, qhov feem pua no yuav tsum yog hauv 15.
- Cov muaj pes tsawg leeg nplej … Qhov siab tshaj plaws ntawm ib tus neeg li pob zeb (pob zeb) ntawm cov khoom siv ntau, qhia hauv millimeters, hu ua ib feem. Kev tsim kho pov tseg tau tawg mus rau qhov ntau thiab tsawg raws li GOST (piv txwv li, 5-20 mm, 40-70 mm) thiab cov uas tsis yog tus qauv.
- Xov tooj cua txhais los ntawm 1 thiab 2 chav kawm. GOST qhia tias hauv chav kawm 1 tus naj npawb ntawm radionuclides yog kwv yees li 370 Bq / kg, thiab cov pob zeb tawg zaum ob tau siv rau ntau thaj chaw ntawm kev tsim kho. Class 2 tsoo pob zeb suav nrog radionuclides hauv tus nqi 740 Bq / kg. Nws lub hom phiaj tseem ceeb yog siv nws hauv kev tsim kho kev.
Ua li cas?
Hom pob zeb tawg los ntawm kev tsim kho pov tseg
Qhob … Nws yog qhov sib xyaw ua ke sib txawv ntawm cov pob zeb ua ke ntawm ntau qhov sib txawv. Hais txog qhov ntsuas, nws tsis tseem ceeb dua li ntuj, feem ntau qhov no cuam tshuam nrog lub zog, txawm li cas los xij, nws ua tau raws li qhov xav tau ntawm GOST. Nws tuaj yeem siv tau thaum thev naus laus zis tsis xav tau kev siv cov ntaub ntawv zoo dua.
Cib … Zoo dua lwm hom, nws yog qhov tsim nyog rau kev tsim kho dej, cua sov thiab suab rwb thaiv tsev ntawm phab ntsa. Crushed cib kuj tseem siv ntau ntxiv hauv qab lub hauv paus, kev tsim kho txoj kev loj hauv cov av ntub. Nws kuj tseem tsim nyog rau kev tsim cov tshuaj khib, uas tsis raug rau lub zog siab xav tau. Cov av cib ua los ntawm cov av nplaum chamotte yog me ntsis kim dua li cov khoom siv silicate, thiab tsim nyog raws li cov muab tub lim rau cov tshuaj sib tov sib xyaw.
Asphalt crumb … Xws li tawg ntawm bitumen, pob zeb zoo (txog 5 hli), cov av ntawm cov xuab zeb thiab lwm yam ntxiv. Nws yog tsim los ntawm milling txias thaum tshem cov txheej txheej qub los puas. Hauv kev sib piv nrog cov pob zeb, nws yog qhov tiv taus dej ntau tshaj, tsis khob tawm hauv qab lub log tsheb thaum tsav tsheb. Crushed asphalt siv ob zaug rau kev txhim kho vaj thiab lub teb chaws txoj kev, chaw nres tsheb, tsheb loj ob txoj kev loj, hauv kev tsim kho cov kis las kis las, txhawm rau txhawm rau qhov chaw dig muag. Rho tawm - suav nrog cov bitumen, cov khoom siv ua kom zoo no tsis yog ib puag ncig zoo kiag li.
Nrov manufacturers
" Thawj lub tuam txhab tsis yog xim hlau " - muaj los ntawm Lavxias Railways. Tus qauv suav nrog 18 cov pob zeb tsoo, feem ntau yog nyob ntawm Transsib.
" National Non-Metallic Company" Lub Tebchaws - tus qub "PIK-nerud", muab cov pob zeb tsoo rau PIK pab pawg. Muaj 8 qhov chaw txua txiag zeb thiab chaw tsim khoom nyob sab Europe ntawm Russia.
" Pavlovskgranit " - Lub tuam txhab loj tshaj plaws hauv Russia rau kev tsim cov pob zeb tawg los ntawm lub peev xwm.
" POR Group" (UA) - kev tsim kho loj tshaj plaws nyob rau sab qaum teb-sab hnub poob ntawm Russia. Nws muaj ntau qhov chaw txua txiag zeb loj thiab cov pob zeb tsoo hauv nws cov qauv. Ib feem ntawm kev tsim kho tuav SU-155.
" Kev txiav txim plaub ntug " - ib feem ntawm kev tuav PO Lenstroymaterialy.
" Uralasbest " - tus tsim khoom loj tshaj plaws ntawm chrysotile asbestos hauv ntiaj teb. Kev tsim cov pob zeb tawg yog ib sab lag luam rau tsob ntoo, uas muab 20% ntawm cov nyiaj tau los.
Tsev noj mov "Dorstroyshcheben " - tswj los ntawm tus tswv lag luam ntiag tug. Nws muab pob zeb tsoo los ntawm ntau qhov chaw txua txiag zeb hauv cheeb tsam Belgorod, qhov uas nws yog tus tswj kav ib leeg, suav nrog los ntawm Lebedinsky GOK.
" Tus Karelprirodresurs " - muaj los ntawm CJSC VAD, uas tsim txoj hauv kev sab qaum teb-sab hnub poob ntawm Russia.
Eco-crushed zeb tuam txhab yog tus tsim khoom ncaj qha ntawm cov pob zeb tawg thib ob. Thaum twg los xij koj tuaj yeem xaj qhov ntim ntawm cov pob zeb tawg uas koj xav tau thiab ntseeg tau tias lub sijhawm xa khoom zoo los ntawm cov chaw tsim khoom.
Cov ntawv thov
Secondary crushed pob zeb tsim los ntawm crushing kev tsim kho pov tseg (asphalt, qhob, cib) yog tus yam ntxwv los ntawm kev ua tau zoo. Thiab raws li qhov txiaj ntsig ntawm qhov no, thaj chaw ntawm nws siv tau nthuav dav, ua ke nrog kev nce hauv kev tsim khoom. Tam sim no, cov pob zeb sib tsoo zaum ob tuaj yeem hloov tau txog 60% ntawm tag nrho cov ntim ntawm cov pob zeb tawg thaum lub sijhawm tsim kho. Nws yog qhov tsim nyog los txiav txim siab ntau ntxiv txog thaj chaw sib txawv ntawm kev siv cov pob zeb tawg hauv cov lus nug raws li cov khoom siv hauv tsev.
Sib sau ua ke rau pob zeb ua ke (sib tsoo pob zeb-xuab zeb sib xyaw) . Qhov no yog ib txoj hauv kev tshwj xeeb ntawm kev siv pob zeb tsoo thib ob; nyob rau hauv daim ntawv ntawm kev sib sau ua ke rau kev ua vaj tsev thiab txhawb kev ua vaj tsev, ob qho tib si ntxhib zeb thiab tsis tau sifted pob zeb tawg.
Thaj av . Cov ntaub ntawv no feem ntau tau xyaum ua tus khaws cia rau qhov tsis muaj zog lossis txav cov av txheej thaum tsim cov tsev. Nws tau tso cai los ntawm GOST siv rau hauv daim ntawv txaj hauv kev tsim kho cov phiaj xwm kev tsim vaj tsev (cov cua sov thiab cov dej siv, cov dej tso tawm, thiab lwm yam).
Backfilling txoj kev . Cov pob zeb tawg zaum ob, tshwj xeeb tshaj yog nrog ntxiv cov asphalt crumbs, feem ntau siv los ua cov thim rov qab hauv kev tsim kho ntawm txoj kev thiab chaw nres tsheb, hauv daim ntawv ntawm txheej qis ntawm qhov rov ua haujlwm.
Dej … Cov dej ntws ntawm cov pob zeb tawg ua rau nws siv tau los ntws cov dej, koj tuaj yeem sau lub hauv paus, npaj cov av.
Txoj kev tsim (raws li lub hauv ncoo) … Rau txoj kev av los yog txoj kev hauv kev tsim vaj tsev ib leeg, nws raug tso cai siv pob zeb sib tsoo zaum ob es tsis txhob siv cov pob zeb zoo tib yam. Tsuas yog thaum tsim txoj kev loj nrog lub nra hnyav (tseem ceeb ntawm tsoomfwv, piv txwv), kev siv cov pob zeb zoo li no raug txwv.
Ncuav hauv av hauv thaj chaw tsim khoom . Nyob rau hauv daim ntawv ntawm cov muab tub lim thaum nchuav cov plag tsev hauv cov tsev tsim khoom (chaw khaws khoom, chaw ua haujlwm thiab lwm yam), cov pob zeb tawg no tau siv los ua cov khoom siv qis uas tsis muaj kev txo qis kev ua haujlwm zoo.
Cov chaw ua kis las … Piv txwv li, raws li lub pob zeb-hauv paus puag ntawm thaj chaw ncaws pob nrog cov nyom dag.
Rau kho kom zoo nkauj . Txij li, ua tsaug rau thawj cov ntaub ntawv raw, cov pob zeb tawg zoo li zoo nkauj thiab nthuav hauv qhov tsos (cov xim dub ntawm asphalt, cov pob zeb dawb-grey feem, cov txiv kab ntxwv-liab liab ntawm cov cib), nws tau siv ntau rau txhua yam ntawm cov khoom siv dai kom zoo nkauj. Piv txwv li, txoj hauv kev hauv vaj thiab chaw ua si tau nchuav nrog cov pob zeb, "alpine swb" thiab "cov kwj deg qhuav" tau tso tseg, thiab lawv tau pov tseg raws cov ntug dej ntawm cov neeg tsim dej thiab lub tsev sov lub caij ntuj sov.
Nws yuav tsum tau sau tseg tias tsuas yog txoj hauv kev feem ntau ntawm kev siv cov khoom tawg ua cov khoom seem tau piav qhia ntawm no, tab sis qhov tseeb qhov dav ntawm daim ntawv thov yog dav dua.
Pom zoo:
Ceev Ntawm Pob Zeb Tawg: Ntau Thiab Qhov Tseeb Ntom Ntawm Pob Zeb Tawg 5-20 Hli, 40-70 Hli Thiab Lwm Yam Feem, Rooj Thiab GOST, Qhov Nruab Nrab Ntom Ntawm Cov Dub Thiab Lwm Yam Pob Zeb Tawg
Crushed pob zeb ntom ntom: ntau thiab muaj tseeb. Qhov ntom ntawm cov pob zeb tawg yog 5-20 hli, 40-70 hli thiab lwm yam feem, cov lus thiab GOST, qhov nruab nrab ntom ntawm cov dub thiab lwm yam pob zeb tawg
Crushing Zeb Kuaj (24 Duab): Nws Yog Dab Tsi? Crushed Pob Zeb. Kev Txheeb Xyuas Cov Zom Zaws Zoo Li Cas Thiab Nws Txawv Li Cas Ntawm Cov Pob Zeb Tawg Zoo Tib Yam? Cov Ntawv Thov
Crushing zeb kuaj - nws yog dab tsi? Dab tsi yog nws qhov zoo thiab qhov sib txawv ntawm cov pob zeb tawg? Cov yam ntxwv tseem ceeb Txheej txheem cej luam ntawm hom khoom, lawv cov yam ntxwv. Thaiv los ntawm kev tshuaj xyuas pob zeb tawg thiab lwm qhov chaw ntawm kev thov cov khoom
Dolomite Crushed Pob Zeb (15 Duab): Daim Ntawv Thov Thiab Yam Ntxwv. Nws Yog Dab Tsi? Cov Khoom, Pob Zeb Tawg 5-20 Thiab Lwm Yam Feem. Nws Siv Rau Dab Tsi?
Dolomite crushed pob zeb - nws yog dab tsi? Kev ua tau zoo ntawm cov khoom thiab lub cev thiab yam ntxwv yam ntxwv. Scopes ntawm crushed pob zeb 5-20 mm thiab lwm yam feem
Limestone Crushed Pob Zeb (29 Duab): 5-20 Mm, 40-70 Mm Thiab Lwm Yam Feem, Kev Siv Pob Zeb Tsoo Thiab Tshuaj Ntsuam, Pob Zeb Ntawm Pob Zeb Tawg Thiab Lwm Qhov Chaw Siv
Limestone crushed pob zeb muaj cov yam ntxwv. Yuav ua li cas 5-20 mm, 40-70 mm thiab lwm yam kev faib me me? Hom twg muaj? Dab tsi yog daim ntawv thov ntawm pob zeb tawg thiab tshuaj ntsuam?
Zeb Zom Zaws (30 Duab): 5-20 Hli, 40-70 Hli Thiab Lwm Feem Ntawm Cov Pob Zeb Tawg Los Ntawm Pob Zeb. Qhov No Yog Dab Tsi? Nws Qhov Sib Txawv Ntawm Granite Thiab Lwm Yam Pob Zeb Tawg Hauv Hnab
Crushed pob zeb - nws yog dab tsi, qhov sib txawv ntawm crushed granite thiab pob zeb zoo li cas? 5-20 hli, 40-70 hli thiab lwm feem ntawm cov pob zeb tawg los ntawm pob zeb. Cov cheeb tsam ntawm kev siv cov pob zeb tawg
