Dab tsi ua rau pob zeb ua Cheebtsam thiab lawv lub luag hauj lwm

Niaj hnub no, ib co tsev ntaub - ib tug ntawm cov thawj coj nyob rau hauv nws daim teb. High zog qhob ntawm ntau hom muaj koj yam ntxwv. Los ntawm nws tsa lug yog txhim khu kev qha, ntev kev pab cuam lub neej thiab durability.

Qhob ua num ua ke zoo nrog lub reinforcing khoom. Qhov no tandem no mas ntshai nyob rau hauv kev tsim kho ntawm kev reinforced lug. Yog hais tias koj xav nyob rau hauv cov nqe lus nug ntawm seb, los ntawm dab tsi ua rau vaj tse, nws yog tsim nyog hmoog mus rau 4 qhov tseem ceeb Cheebtsam, xws li:

• xuab zeb;
• MAAs;
• gravel;
• dej.

Cov khoom xyaw yog ntxiv nyob rau hauv tej yam proportions thiab ua si ib lub luag hauj lwm.

ntsiab Cheebtsam

Qhob sib tov uas tseem hu ua npaj txhij-mix qhob yog ib tug movable feem ntawm cov muaj pes tsawg leeg, uas yog tov nrog rau predetermined proportions. Yog hais tias muaj pes tsawg leeg yog tsis ntxiv gravel, ces nws thiaj li koj yuav tau txais ib tug ib txwm MAAs cug los yog xuab zeb qhob. Txawm li cas los, nyob rau hauv lub kawg xuab zeb yog siv nyob rau hauv ib tug loj feem.

Rau qhov kev npaj ntawm lub pob zeb ua mix kheev siv plaub daim rubble ib feem xis mas, ob qhov chaw xuab zeb thiab 0.5 qhov chaw dej. Heev feem ntau, novice masters xav nyob rau hauv cov nqe lus nug ntawm seb, los ntawm dab tsi ua rau vaj tse. Qhov no cov ntaub ntawv uas yuav suav hais tias ib tug piv txwv. Yog xav tau nws yuav tsum txuas 180 litres ntawm cov dej, 1250 kg ntawm gravel, 330 kg ntawm MAAs thiab 600 kg ntawm cov xuab zeb. Cov lej no tej yog approximate, thiab nyob rau hauv qhov tseeb, tej qhov tseem ceeb yuav yog nyob ntawm seb ib tug xov tooj ntawm lwm yam, yuav tsum muab sau ua ke ntawm lawv:

• hom ntawm cement;
• Qhob cim;
• siv plasticizers thiab lwm yam additives;
• yam ntxwv ntawm cov xuab zeb thiab gravel.

Piv txwv li, yog hais tias peb coj rau cov tshuaj M400 hom MAAs, kev siv ntawm cov saum toj no-hais piv yuav muab pob zeb ua M250. Tab sis nyob rau hauv lub chaw ua hauj lwm yuav tau mus thov mus Maas hom M500, ces tus qib ntawm qhob nyob rau hauv lub kawg kev tshwm sim yuav zoo li M350. Thaum ua qhob nyob rau hauv lub Hoobkas chaw yog npaum li cas mus rau hauv tus account dozens ntawm cov yam ntxwv thiab tsis.

Lub luag hauj lwm ntawm lub ntsiab Cheebtsam nyob rau hauv pob zeb

Yog hais tias tib lo lus nug sawv nyob rau hauv pem hauv ntej ntawm koj hais tias, los ntawm dab tsi ua lub pob zeb, ces koj yuav tsum ua ntau me ntsis txog cov lub luag hauj lwm ntawm lub ntsiab cov khoom xyaw. Yog li, dej thiab xis mas pab raws li lub ntsiab Cheebtsam. Lawv muaj lub ntsiab muaj nuj nqi, qhia raws li ib Rev ntawm cov khoom xyaw rau hauv ib lub tsev.

Yog hais tias raug soj ntsuam proportions ntawm cov Cheebtsam, nws yuav tsum tau ua raws li lub ntsiab hauj lwm ntawm pob zeb ua nws. Lub tsev no yog hu ua cov dej-MAAs ratio. Nws yog nqa tawm tsis tsuas yog nyob rau hauv lub ntim ntawm cov kua thiab xis mas, tab sis kuj cov av noo ntawm xuab zeb thiab gravel thiab dej haum.

Thaum ua ke nrog cov dej lub MAAs pib mus nrog dab tsi yog hu ua MAAs co. Qhov no feem pib teem thiab harden, txoj kev ua ib MAAs zeb. Muaj ntau ntsib nrog lub pob zeb thaum lub qhib lub hnab ntawm MAAs, uas yog cia nyob rau hauv ib tug tsev teb ib ob peb xyoos.

Maas thiab dej twb npaj txhij cov ntaub ntawv uas. Tab sis lub MAAs zeb yog deformed thaum lub sij hawm solidification. Shrinkage yuav npaum li cas los 2 hli ib 'meter'. Qhov no yog tsawg kawg yog ib me ntsis, thiab vim yog lub sis tsis ncaj shrinkage dab nrog kev nyuaj siab tej zaum yuav tshwm sim, uas txhawb nqa lub tsim ntawm zoo tej kab nrib pleb. Tab sis yog lawv yog yuav luag tsis pom, tab sis lub durability thiab lub zog ntawm MAAs muab tshuaj txhuam nyob rau tib lub sij hawm txo. Nyob rau hauv thiaj li yuav txo cov hom ntawm cov ntxiv tsoos fillers, ntawm lawv - lub xuab zeb thiab gravel.

Lub luag hauj lwm ntawm lub aggregates

Tam sim no, koj paub, los ntawm dab tsi ua rau lub pob zeb, tab sis nws yog ib qho tseem ceeb kom paub ntau ntxiv txog lub luag hauj lwm ntawm lub aggregates. Close ua rubble, thaum zoo - xuab zeb. Cov khoom xyaw yog tsim los ua ib tug yam ntxwv lub moj khaum, uas assumes thaum lub sij hawm kev lag luam shrinkage stresses.

Npaj qhob tau nyob rau hauv ib tug tsis yog li ntawd impressive shrinkage. Lub zog yuav ntau dua, lub deformation ntawm lub pob zeb ua nyob rau hauv load yog txo. Nkag txo thaum cov khoom hloov loj thaum lub sij hawm hnyav siv. Yuav kom txo tau tus nqi ntawm qhob aggregates yog tseem tsim nyog. Rau cov yog vim li cas hais tias cov MAAs yog kim kim tshaj cov xuab zeb thiab gravel, lub xeem cov khoom xyaw yog qhov tseem ceeb nyob rau hauv cov khoom.

Neeg txhais lus hnyav shares nyob rau hauv volume

Thaum pib ntawm no tsab xov xwm, koj kawm txog lub proportions ntawm lub ntsiab khoom xyaw ntawm qhob. Tsis raug mob yuav tsum hloov dua siab tshiab rau hauv volume cov zauv feem thiab hnyav, ua lub xam. Cov ntaub ntawv no yuav pab tau rau koj yog hais tias koj xav txog yuav ua li cas yuav ua rau vaj tse, kev faib ua feem yuav tsum tau tshawb. Yog hais tias lub MAAs yog coj nyob rau hauv ib tug npaum li ntawm 0.25 m ^3, cov dej yuav tsum tau noj nyob rau hauv ib tug ntim ntawm 0,18 m ^3. Tus thawj muaj yog coj weighing 330 kg. Qhov nruab nrab tej ceev ntawm MAAs 1300 kg ib cubic Meter.

Raws li rau cov dej, nws yog noj nyob rau hauv ib lub ntim ntawm 180 liters. Nyhav 0.9 ^m3 ntawm gravel nrog ib tug loj ceev ntawm 1350 kg ib cubic Meter yog 1250 kg. Tab sis xuab zeb 0,43 m ³ - 600 kg ntawm no cov ntaub ntawv uas, lub ib thooj ceev ntawm lub muab tub lim yog sib npaug zos rau 1400 kg ib cubic Meter.

Yog hais tias ua ntej koj lo lus nug sawv ua li cas proportions rau ua vaj tse, koj yuav tsum paub koj tus kheej nrog cov ntaub ntawv hais saum toj no. Tab sis nws yog kwv yees tias nyob rau hauv lub kawg koj yuav mus yuav tau ib tug 1.76 m ^3. Tej zaum koj yuav txaus siab rau cov nqe lus nug ntawm yuav ua li cas nws tag nrho fits nyob rau hauv 1 cubic meter ntawm qhob. Yuav kom teb tau koj yuav tsum coj ib quart hub thiab sau nrog gravel nyob rau hauv lub caj dab. Nruab nrab ntawm lub pob zeb no yuav ua tau ib tug ntau ntawm qhov chaw, uas yog hu ua intergranular voiding.

Qhov no voidage yuav tsum sau ob khob ntawm cov xuab zeb, MAAs thiab iav nrog tib nqi ntawm cov dej. Tag nrho cov no yog tov thiab shaken, raws li ib tug ntawm xws li manipulations koj tau txais ib tuab substance. Tag nrho cov pores ntawm cov ntaub ntawv uas yog lawm ua tus sau, pritrutsya Cheebtsam rau txhua lwm yam. Yog hais tias lub pob zeb tsis kov nws, nws yuav pib solidify. Nrog stirring thiab vibrating cov khoom dua yuav yas, yuav khaws thixotropy.

Nws yog ib qho tseem ceeb hais ib ob peb lo lus hais txog ntxhib sau ua ib pawg - crushed pob zeb. Nws hom yuav tsum tau 2 lub sij hawm ntau, kev xav txog lub zog. Qhov no yog qhov tseeb thaum muab piv rau kwv yees li qib kev ua vaj tse. Qhov no yuav tsum tau yog vim lub fact tias tus tsim qib ntawm qhob yog qis piv rau lub tiag tiag lub zog ntawm uas cov ntaub ntawv uas nreg nyob rau hauv rau lub hlis. Tab sis lub zog ntawm rubble tseem zoo li qub. Yog li ntawd, lawv yuav tsum tau leveling.

Yog xav paub ntxiv nyob rau hauv pob zeb proportions ntawm MAAs M400

Yog hais tias koj tseem xav txog cov nqe lus nug ntawm yuav ua li cas yuav ua rau vaj tse, cov ntaub ntawv uas feem yuav tsum muab xav ntau kom zoo zoo. Siv MAAs M400, koj yuav tau txais lub pob zeb ntawm ntau hom, Yog hais tias koj ntxiv qhov yooj yim cov khoom xyaw: MAAs, xuab zeb thiab gravel nyob rau hauv tej yam proportions.

Rau pob zeb ua hom M100 Cheebtsam nyob rau hauv lub saum toj no-hais ib theem zuj zus yuav tsum tau ntxiv rau cov nram qab no piv: 1: 4.6: 7.0. Tab sis, yog hais tias koj xav tau ib tug qhob hom M200, ces MAAs, xuab zeb thiab gravel yog ntxiv nyob rau hauv xws proportions: 1: 2.8: 4.8. Qhov siab tshaj plaws qib ntawm qhob - M450 rau nws npaj cov khoom xyaw yog ntxiv nyob rau hauv cov nram no respects: 1: 1.1: 2.5.

Kev npaj ntawm qhob rau lub hauv paus

Yog hais tias koj tau pib los tsim kom tau ib lub tsev, koj yuav tsum paub yuav ua li cas yuav ua rau pob zeb ua rau lub hauv paus. Peb yuav tsum siv li 10 kg ntawm MAAs, 40 kg ntawm crushed pob zeb los yog gravel, thiab 30 kg ntawm cov xuab zeb. Rau pob zeb ua hom M300 dej yuav tsum tau ntxiv tsawg tshaj li ib nrab ntawm cov luj ntawm lwm yam. Yog hais tias cov tshuaj yuav tsum tau dhau, nws yuav me ntsis diluted. Nws yog zoo dua rau lo taub hau, uas yuav muab cov kua cov ntaub ntawv uas nrog ib tug duav zog. Uas yog, cov tshuaj yuav tsum tsis txhob khiav nrog ib tug duav sai thiab yooj yim.

By nug cov nqe lus nug nyob rau hauv dab tsi proportions rau ua vaj tse rau lub hauv paus, koj yuav tsum tau teb rau koj tus kheej rau nws ntau thiab muab qhov tseeb hais tias cov xuab zeb yuav tsum tau noj nyoos. Yog hais tias nws muaj dej, lub Cheebtsam ua ntej nws zoo sau ua ib pawg yuav tsum yuav qhuav los yog coj ib tug ob peb litres ntawm cov dej. Xuab zeb yuav tsum tau soj ntsuam txog kev dawb huv. Lub nqus tsev vacuum nws yuav zoo dua yuav seized nrog ib tug daws.

ntxiv tswv yim pom zoo

Lis thiab gravel rau hauv cov zauv feem zoo siv nyob rau hauv 2 cm. Cov MAAs yuav tsum tsis txhob kis tau ntev ua ntej kev tsim kho, raws li nws yuav nqus noo noo thaum lub sij hawm cia thiab tas deteriorate. Ua nws pom zoo txog ib lub lim tiam ua ntej qhov pib ntawm nws ntawm lub pob zeb ua mix.

Yog hais tias koj ua lub pob zeb ua nrog lawv txhais tes, nco ntsoov cia rau hauv lub proportions. Nyob rau tib lub sij hawm pouring lub hauv paus ua tau zoo dua thaum lub sij hawm lub warmer lub hlis. Los ntawm tej lub kub tsim nyog los tshav kub dej thiab cov tshuaj thiaj li hais tias nws tsis yav tas los seized. Txwv tsis pub, cov khoom yuav tsis tau raws li muaj zog, ntxiv mus, yuav tsis tau nrees kev cob cog rua rau lub valve los yog tsis compacted.

Cov kev siv rau qhov kev npaj ntawm qhob mixers

Yog hais tias koj txiav txim siab siv tus tov khoom nyob rau hauv qhov kev npaj ntawm cov tshuaj khib, nws yog ib qho tseem ceeb kom paub tseeb tias cov khoom xyaw tsis muaj impurities. Lub chippings yuav tsum granite los yog gravel, tsuas yog tus batch yuav tau zoo dua.

Ces cov khoom xyaw qhuav yog sib tov ua ke nyob rau hauv ib tug nyias muaj nyias ib lub taub ntim. Ua li no, MAAs thiab xuab zeb tuaj ua ke. Qhov no yog feem ntau yog siv los ntawm ib tug lub sab los yog tub. Yog hais tias koj, dhau lawm, yog nyob rau ntawm cov neeg uas xav txog yuav ua li cas yuav ua rau pob zeb ua nyob rau hauv ib tug qhob tov khoom, lub kauj ruam tom ntej yog mus ncuav rau lub resulting loj yuav tsum nyob rau hauv ib lub taub ntim, qhov twg lub batch yuav nqa tawm. Txawm li cas los, ua ntej qhov no yog ntxiv gravel thiab dej.

Hauv vib this kev ntawm lub chaw ua hauj lwm

Knead cia li xav tau mus rau tom qab kawg tivthaiv yuav tsum tau ntxiv - cov rubble. Rau zoo nws yog ntshaw kom muab lub dej ntshiab, nws yuav tsum tsis txhob muaj ntsev. Tom qab kawm tiav ntawm lub pob zeb ua tov khoom yog ntxuav, nws yuav tsum tau tsis muaj sib tov. Ua li no, lub hauv yog lawm ua tus sau nrog dej thiab ntxiv ib me ntsis ntawm gravel. Yuav kom sib tov qhob nyob rau hauv ib tug qhob tov khoom yog tsim nyog raws li ntev raws li yuav ua tsis tau ib tug homogeneous loj.

xaus

Tam sim no koj paub yuav ua li cas yuav ua li cas nyob rau hauv lub pob zeb tov khoom, thiab nyob rau hauv dab tsi proportions rau ntxiv yooj yim cov khoom xyaw. Siv yuav ua tau pob zeb mixers ntawm ntau yam designs. Ib txhia ntawm lawv yog cov gravitational. Nyob rau hauv cov ntaub ntawv no, rau qhov nws nruas hniav sib ntsib. Lub kaum sab xis ntawm inclination ntawm lub nruas yuav raug hloov.

Qhov thib ob hom pob zeb ua mixers - ib tug yuav tsum ntaus ntawv. Txawm koj cov khoom yuav siv tau, cov tseem ceeb tshaj plaws - mus sib tov rau hauv lub cheebtsam hauv qhov tseeb proportions.