Yuav ua li cas thiaj tsim nyog asphalt mixing cog neeg teb xov tooj? Ua ntej tshaj plaws, tus neeg teb xov tooj yuav tsum paub txog cov qauv thiab cov qauv kev ua haujlwm ntawm txhua feem ntawm qhov chaw sib tov. Rau lub hauv paus no, nruj me ntsis tswj tag nrho cov ntaub ntawv ntau lawm, tshwj xeeb tshaj yog cov metering system, vim hais tias qhov zoo ntawm cov metering ua hauj lwm yuav ncaj qha cuam tshuam rau qhov zoo ntawm asphalt sib tov. Technical ntsuas.
Hais txog lub pob zeb ntsuas system, nws yuav tsum tau muab sau tseg tias:
(1) Khaws txhua lub qhov rooj tawm qhib thiab kaw kom yoog raws thiab nrawm;
(2) Txhua qhov chaw tso tawm yuav tsum tau ceev kom meej thiab tsis muaj cov pob zeb kom ntseeg tau tias lub pob zeb tuaj yeem ntws sai thiab sib npaug thaum ntsuas;
(3) Txhua lub qhov rooj tawm yuav tsum tau kaw kom sai thiab kaw zoo. Yuav tsum tsis muaj cov khoom xau ntawm qhov kawg ntawm ib qho khoom ntsuas;
(4) Qhov chaw nyob ib ncig ntawm lub qhov hnyav tag nrho yuav tsum tau ua kom huv si thiab yuav tsum tsis muaj qhov txawv txav kom tsis txhob cuam tshuam lub hopper. Lub aggregate hnyav hopper yuav tsum tau muab tshem tawm tag nrho txhua lub sijhawm;
(5) Lub preload ntawm txhua aggregate load cell yuav tsum sib npaug, lub zog yuav tsum zoo ib yam, thiab induction yuav tsum rhiab heev.

Rau hmoov metering tshuab, cov ntsiab lus hauv qab no yuav tsum tau sau tseg:
(1) Khaws cov hmoov conveying kav dej kom du thiab tsis muaj qhov thaiv;
(2) Lub feeder lossis valve yuav tsum tau muab kaw kom nruj thiab tsis muaj hmoov yuav tsum tau xau thaum ntsuas tiav;
(3) Nquag tshem cov plua plav thiab cov khib nyiab ntawm cov hmoov metering hopper kom nws huv si;
(4) Tag nrho cov ntsuas ntsuas yuav tsum tau muab kaw kom zoo kom tsis txhob muaj cov hmoov av ntub thiab clumping;
(5) Cov hmoov nplai yuav tsum tau muab tshem tawm kom huv si, thiab yuav tsum tsis muaj cov hmoov seem hauv qhov ntsuas. Lub qhov rooj tawm yuav tsum kaw kom nruj, thiab tsis muaj hmoov yuav tsum tau xau thaum ntsuas.
Ua tib zoo saib cov hauv qab no rau asphalt metering systems:
(1) Ua ntej pib tsim khoom, cov raj xa dej yuav tsum tau ua kom sov siab kom ntseeg tau tias qhov kub asphalt hauv qhov system ncav cuag tus nqi teev;
(2) Asphalt spraying yeeb nkab yuav tsum huv si thiab du, thiab qhov nozzle yuav tsum tsis txhob thaiv, txwv tsis pub cov tshuaj tsuag yuav tsis sib npaug thiab cov nyhuv sib xyaw yuav raug cuam tshuam;
(3) Lub twj tso kua mis asphalt lossis lub valve qhib yuav tsum kaw kom nruj kom ntseeg tau tias tsis muaj dej ntws tom qab kev txau asphalt tiav;
(4) Kev txiav txim ntawm asphalt metering switching valve yuav tsum raug thiab raws sijhawm, thiab kev sib khi yuav tsum zoo. Lub asphalt metering chim yuav tsum tau dai kom nruj thiab yoog raws.
Rau tag nrho cov metering system ntawm asphalt mixing cog, tus neeg teb xov tooj yuav tsum xyuas nws nquag. Tshawb xyuas seb txhua qhov ntsuas qhov hnyav puas raug tshem tawm tag nrho thiab seb puas muaj qhov tshwm sim tsis zoo. Xyuas seb txhua qhov ntsuas qhov hnyav puas ua haujlwm ib txwm ua thiab seb qhov induction puas rhiab. Txheeb xyuas tsis tu ncua kom ua kom pom qhov muaj nqis raws li tus nqi tiag tiag. Yog tias pom muaj teeb meem, daws nws hauv lub sijhawm los xyuas kom meej tias qhov ntsuas ntsuas qhov system ib txwm ua haujlwm zoo.
Qhov thib ob, tus neeg teb xov tooj yuav tsum sau cov kev paub nplua nuj thiab muaj peev xwm pom tau tias feem ntau cov tshuab ua tsis tiav thiab daws thiab tshem tawm cov kev phom sij zais kom sai li sai tau. Tom qab muaj kev txhaum tshwm sim, nws yuav tsum raug txiav txim kom raug thiab tshem tawm hauv lub sijhawm kom ntseeg tau tias kev siv lub tshuab zoo li qub. Txhawm rau ua tiav qhov no, ntxiv rau kev tswj hwm lub tshuab kom raws sijhawm raws li cov cai, tus neeg siv yuav tsum ua cov hauv qab no:
(1) Tus neeg teb xov tooj yuav tsum saib xyuas tsis tu ncua, ua tib zoo saib xyuas, thiab ua tib zoo tshuaj xyuas cov khoom uas nquag txav mus los. Xyuas seb cov kev sib txuas puas yog xoob, seb lub lubrication puas zoo, seb qhov kev txav txav tau yooj yim, puas muaj qhov txawv txav, thiab lwm yam, thiab daws cov teeb meem raws sijhawm;
(2) Thaum qhov chaw sib tov tig, mloog koj lub pob ntseg, xav nrog koj lub siab, thiab nkag siab txhua lub suab. Yog tias muaj cov suab txawv txav. Nws yog ib qho tsim nyog yuav tsum paub qhov laj thawj thiab ua rau nws zoo;
(3) Ua tau zoo ntawm kev txheeb xyuas ntau yam ntxhiab tsw. Piv txwv li, yog tias cov roj kub kub dhau heev lawm, qhov tso tawm qhov kub thiab txias tshaj qhov txwv, cov khoom siv hluav taws xob thiab cov khoom siv hluav taws xob tau luv luv thiab hlawv tawm, overheating los ntawm kev sib txhuam tsis zoo, cov khoom siv hluav taws xob thiab cov khoom siv hluav taws xob tau dhau los ua cua sov, thiab lwm yam. lawv yuav tawm cov ntxhiab tsw txawv. Los ntawm cov ntxhiab tsw txawv, Ib feem tsis ua haujlwm kuj tuaj yeem xav tias yuav tau.
Nyob rau hauv luv luv, tus neeg teb xov tooj yuav tsum tau them sai sai rau cov tsos thiab xim, siv ntau yam kev xav thiab siv cov twj sib txawv kom nkag siab txog txhua qhov kev hloov pauv txawv txav, ua tib zoo txheeb xyuas nws, tshawb xyuas qhov laj thawj, thiab tshawb pom qhov kev phom sij zais cia. Vim lub complex qauv ntawm qhov chaw nres tsheb sib tov, muaj ntau ntau hom, xws li hluav taws xob thiab roj tswj systems, asphalt mov systems, combustion systems, metering systems, plua plav tshem tawm systems, thiab lwm yam. Nws yog ib qho nyuaj heev rau ib tug neeg teb xov tooj kom paub txhua yam. ntu thiab txiav txim kom raug thiab tshem tawm tag nrho cov kev txhaum hauv lub sijhawm luv luv. Yog li ntawd, yog tias koj xav ua tus neeg ua haujlwm zoo, koj yuav tsum ua tib zoo saib xyuas, xav ntau zaus, ua tib zoo sau cov ntsiab lus, thiab ua tib zoo sau cov kev paub dhau los. Tsis tas li ntawd, ntxiv rau kev paub cov khoom siv, cov neeg ua haujlwm yuav tsum muaj kev paub txog kev tswj xyuas cov khoom zoo. Ntawd yog, lawv paub txog qhov kub thiab txias, roj-pob zeb piv, gradation, thiab lwm yam ntawm asphalt sib tov, thiab tuaj yeem txiav txim siab txog kev sib xyaw nrog kev txawj ntse, thiab txheeb xyuas thiab daws cov teeb meem hauv kev sib xyaw kom raws sijhawm.
(1) Kev tswj kub ntawm qhov sib tov:
Qhov kub ntawm qhov sib tov yog ib qho ntawm cov txheej txheem rau kev ntsuam xyuas kev tsim nyog ntawm qhov sib tov. Yog tias qhov kub thiab txias dhau los yog qis dhau, nws yuav pov tseg thiab siv tsis tau. Yog li ntawd, yuav ua li cas tswj qhov kub thiab txias yog ib qho ntawm cov kev txawj ntse uas cov neeg ua haujlwm yuav tsum muaj.
Yam uas cuam tshuam rau qhov sib tov kub muaj xws li roj zoo. Yog hais tias qhov zoo ntawm cov roj tsis zoo, tus nqi calorific tsawg, thiab cov combustion tsis txaus, nws yuav ua rau lub pob zeb tsis ruaj tsis khov, qhov kub thiab txias yuav qis, thiab cov combustion residue yuav nyob twj ywm rau hauv qhov sib tov, cuam tshuam loj heev. qhov zoo ntawm qhov sib tov. Yog tias cov roj viscosity siab dhau lawm, cov ntsiab lus impurity siab, thiab cov ntsiab lus dej yog siab. Nws yuav ua rau muaj teeb meem hluav taws xob, cov yeeb nkab thaiv, thiab kev tswj qhov kub thiab txias. Cov dej noo ntawm cov khoom siv raw yog lwm yam uas cuam tshuam rau qhov kub thiab txias. Cov khoom siv raw muaj cov dej noo loj thiab tsis sib xws. Thaum lub sij hawm tsim cov txheej txheem, cov cua kub ntawm lub pob zeb yog qhov nyuaj rau tswj. Tsis tas li ntawd, cov txheej txheem ntawm cov txheej txheem combustion, lub siab ntawm cov roj twj tso kua mis, thiab cov roj txhaj tshuaj yog txhua yam cuam tshuam rau qhov kub ntawm qhov sib tov. Kev ua tsis tiav xws li hnav, huab cua to, thiab thaiv cov kab hluav taws xob tiv thaiv txhua yam los ntawm kev tswj hwm nws qhov kev ua tau zoo, ua rau lub cev tsis muaj zog, tsis muaj roj txaus, tsis zoo atomization combustion effect, thiab cuam tshuam rau qhov kub thiab txias.
Yog li ntawd, cov neeg ua haujlwm paub txog yuav tsum muaj peev xwm txiav txim siab qhov zoo ntawm cov roj, qhov ziab thiab ntub dej ntawm cov khoom siv raw, thiab kev ua haujlwm ntawm lub tshuab hluav taws xob. Siv cov kev ntsuas tsim nyog tam sim ntawd thaum pom muaj teeb meem. Txawm hais tias niaj hnub no cov cuab yeej sib xyaw muaj peev xwm tswj tau qhov kub thiab txias, kev tswj qhov kub thiab txias muaj qhov lag luam vim nws yuav tsum muaj txheej txheem los ntawm kev ntsuas kub kom ntxiv thiab rho tawm cov nplaim taws los kho qhov kub thiab txias. Txhawm rau kom ntseeg tau tias qhov sib xyaw qhov kub thiab txias qhov chaw sib tov tsis tsim cov khoom pov tseg, tus neeg teb xov tooj yuav tsum ua tib zoo saib xyuas qhov ntsuas kub ntawm qhov hloov pauv, kwv yees qhov ntsuas kub hloov ua ntej, thiab manually nce lossis txo cov nplaim taws los yog nce lossis txo cov khoom noj kom tswj tau. Qhov kub thiab txias hloov kom qhov kev hloov pauv tsis txhob tshaj qhov kev teev tseg, yog li txo lossis tshem tawm cov khoom pov tseg.
(2) Kev tswj xyuas qib sib xyaw:
Qhov gradation ntawm qhov sib tov ncaj qha cuam tshuam rau kev ua haujlwm ntawm txoj kev pavement. Yog tias qhov sib xyaw ntawm qhov sib tov tsis tsim nyog, txoj kev pavement yuav raug kev txom nyem los ntawm qee yam kab mob xws li qhov loj lossis me me void piv, dej permeability, rutting, thiab lwm yam, uas yuav txo tau lub neej kev pab cuam ntawm pavement thiab cuam tshuam rau qhov zoo ntawm qhov project. Yog li ntawd, gradation tswj ntawm qhov sib tov kuj yog ib qho ntawm cov kev txawj uas tus neeg teb xov tooj yuav tsum muaj.
Cov yam tseem ceeb uas cuam tshuam rau kev ua kom tiav ntawm qhov sib tov muaj xws li: kev hloov pauv ntawm cov khoom siv raw khoom me me, kev hloov pauv ntawm qhov chaw nres tsheb sib xyaw, kev ntsuas qhov yuam kev, thiab lwm yam.
Qhov loj me me ntawm cov khoom siv raw ncaj qha cuam tshuam rau qhov kev sib tw ntawm qhov sib tov. Thaum pom cov kev hloov pauv hauv cov khoom siv raw, tus neeg teb xov tooj yuav tsum koom tes nrog lub chaw soj nstuam txhawm rau txhawm rau kho qhov sib xyaw ntawm cov khoom sib xyaw. Kev hloov pauv ntawm cov khoom siv kub kub hauv qhov chaw sib tov yog qhov tseem ceeb cuam tshuam rau kev sib tw ntawm qhov sib tov. Yog hais tias qhov screen yog clogged thiab cov khoom kub yog tsis txaus tshuaj ntsuam, qhov gradation yuav thinner. Yog tias lub vijtsam tawg, puas, xau, lossis hnav dhau qhov kev txwv, yuav ua rau cov khoom sib tov sib xyaw coarser; qhov kev ntsuas qhov yuam kev ntawm qhov chaw sib tov kuj tseem cuam tshuam ncaj qha rau qhov gradation. Yog hais tias qhov kev ntsuas qhov ua yuam kev yog hloov ntau dhau lawm, qhov sib tov ntau lawm yuav sib txawv heev los ntawm lub hom phiaj sib xyaw, cuam tshuam rau qhov zoo ntawm qhov sib tov. Yog hais tias qhov kev ntsuas qhov yuam kev yog hloov me me dhau, nws yuav ua rau lub sijhawm ntsuas thiab cuam tshuam rau cov zis. Nws kuj tseem yuav ua rau kev ntsuas ntau dhau qhov txwv thiab cuam tshuam rau kev ua haujlwm ib txwm muaj ntawm qhov chaw sib tov.
Nyob rau hauv luv luv, tus neeg teb xov tooj yuav tsum tau ua tib zoo mloog rau cov kev hloov ntawm raw cov ntaub ntawv, xyuas lub screen nquag, daws cov teeb meem raws sij hawm, thiab kho qhov ntsuas qhov ntsuas mus rau qhov zoo tshaj plaws tus yam ntxwv raws li tus yam ntxwv ntawm qhov chaw nres tsheb sib tov thiab lwm yam. Ua tib zoo xav txog lwm yam uas cuam tshuam rau gradation kom paub meej qhov sib piv ntawm cov dav hlau zeb sib tov.
(3) Kev tswj cov roj-pob zeb piv ntawm cov sib tov:
Kev sib xyaw asphalt tus asphalt-pob zeb piv yog txiav txim siab los ntawm kev ua kom tiav cov ntaub ntawv ntxhia thiab cov ntsiab lus ntawm cov hmoov. Nws yog lub hauv paus lav rau lub zog ntawm txoj kev pavement thiab nws cov kev ua tau zoo. Ntau dhau los yog tsawg dhau asphalt yuav ua rau muaj kab mob sib txawv ntawm txoj kev.
Yog li ntawd, nruj me ntsis tswj tus nqi ntawm asphalt yog ib feem tseem ceeb ntawm kev tswj ntau lawm. Cov neeg ua haujlwm yuav tsum tau them sai sai rau cov hauv qab no thaum lub sijhawm tsim khoom:
Thaum lub sijhawm ua haujlwm, sim kho qhov yuam kev ntawm asphalt ntsuas me me li sai tau kom ua tiav qhov ntsuas asphalt zoo tshaj plaws; tus nqi ntawm cov hmoov ntxiv kuj yog ib qho tseem ceeb cuam tshuam rau asphalt-pob zeb piv, yog li kev ntsuas cov hmoov yuav tsum tau ua tib zoo tswj; raws li cov plua plav cov ntsiab lus ntawm cov nplua aggregate, ua kom tsim nyog kev hloov kho Qhov qhib ntawm induced cua ntsawj ntshab ntxuam xyuas kom meej tias cov plua plav cov ntsiab lus nyob rau hauv cov sib tov yog nyob rau hauv lub tsim ntau yam.