Vibrating Screed vs Truss Screed vs Roller Screed: Qhov twg haum koj lub Slab?
Kev sib piv ntawm vibrating screed vs truss screed vs roller screed yuav tsum pib nrog cov pob zeb ua vaj tse es tsis yog cov ntawv teev khoom siv tshuab. Tag nrho peb lub tshuab ntaus cov pob zeb tshiab, tab sis lawv siv zog sib txawv. Lub vibrating screed co lub hniav sib dua, lub truss screed hloov kev co los ntawm lub thav duab modular khov kho, thiab lub roller screed tig lub raj hla cov hlau lossis cov duab.
Cov kev sib txawv ntawd cuam tshuam rau qhov dav ua haujlwm, kev sib sau ua ke, kev ua haujlwm, lub sijhawm teeb tsa thiab qhov profile tiav lawm. Lub vibrating screed portable haum rau ntau lub tsev nyob thiab cov lag luam me me. Lub truss screed yuav pab tau thaum lub span, concrete tob lossis profile xav tau tshaj qhov ntau ntawm cov hniav tuav tes. Lub roller screed tuaj yeem ua txhua yam los ntawm cov channel zoo li tus kheej mus rau cov haujlwm paving dav, nyob ntawm nws qhov kev teeb tsa. Concrete tsis nres thaum cov neeg ua haujlwm sib cav, yog li kev xaiv yuav tsum tau ua ua ntej lub tsheb thauj khoom tuaj txog.
Vibrating Screed vs Truss Screed vs Roller Screed: Cov Lus Teb Sai
| Qhov xaiv tau | Kev co screed | Truss screed | Cov menyuam screed |
|---|---|---|---|
| Hom ntawv ib txwm muaj | Lub tshuab fais fab portable thiab hniav sib dua | Modular hlau los yog txhuas ncej | Lub raj xa dej tig los yog lub tshuab paving uas siv tus kheej |
| Ua haujlwm ntau yam | Cov bays luv luv mus rau nruab nrab | Cov kev dav dav, cov choj thiab cov slabs kev lag luam | Cov pob zeb, cov toj roob hauv pes, cov kwj dej thiab cov haujlwm paving dav dav |
| Kev sib koom ua ke | Kev co ntawm cov hniav raws li tus qauv | Kev tswj hwm kev co thoob plaws lub thav duab khov kho | Nyob ntawm seb lub kaw lus puas muaj kev co |
| Kev teeb tsa xav tau | Qis | Siab dua vim yog cov ntu, cov ntsia hlau thiab cov winches | Txawv ntawm cov raj yooj yim mus rau cov kab ke loj modular |
| Kev pheej hmoo xaiv tseem ceeb | Siv rab riam uas ntev dhau los yog nyuaj rau tswj | Kev kwv yees qis dua qhov kev sib dhos, kev txhawb nqa tsheb ciav hlau thiab kev xav tau cav | Xav tias txhua lub raj uas tig kuj ua kom cov pob zeb sib xyaw ua ke |
Yuav Ua Li Cas Peb Hom Screed Ua Haujlwm
Kev co Screed
Ib lub vibrating screed, tseem hu ua power screed lossis vibratory screed, siv lub cav, roj teeb lossis lub cev muaj zog hluav taws xob los co ib rab riam. Tus neeg ua haujlwm rub rab riam hla cov pob zeb tshiab thaum cov khoom seem txav mus rau pem hauv ntej. Qhov kev co pab kom cov txheej sab saud khov kho, sau cov qhov chaw qis thiab tsim kom muaj kev sib tsoo zoo dua.
Kev nqa tau yooj yim tsis tas txhais tau tias me me. Allen HD8080 vibrating screed siv cov kev xaiv hniav los ntawm 1.21 txog 4.88 meters. Nws lub zog fais fab hnyav 13.6 kg, ua haujlwm ntawm 7,500 rpm thiab nqa qhov tob tshaj plaws ntawm 15.24 cm. Qhov hnyav ntawm hniav nce ntawm kwv yees li 3 kg ntawm 1.21 meters mus rau 12 kg ntawm 4.88 meters, yog li cov hniav ntev dua ua rau ob qho tib si kev npog thiab kev siv zog tuav. Cov lej no yog tshwj xeeb rau HD8080, tab sis lawv qhia vim li cas qhov dav ua haujlwm, qhov hnyav ntawm hniav thiab qhov tob ntawm cov pob zeb yuav tsum tau kuaj xyuas ua ke.
Yog li ntawd, lub screed vibrating yog qhov pib zoo rau kev tsav tsheb, txoj kev, cov slabs tsev thiab cov chaw ua lag luam me. Txawm li cas los xij, cov hniav ntev dua xav tau kev sib koom tes zoo dua thiab cov duab ruaj khov. Ntxiv qhov ntev yam tsis xav txog qhov tawv ntawm cov hniav zoo li siv tus pas ntsuas ntev dua thiab xav kom nws tsis txhob khoov.
Truss Screed
Ib daim truss screed txuas ntau ntu ntawm lub thav duab los tsim kom muaj lub sijhawm ua haujlwm ruaj khov. Ib lub eccentric shaft, air-powered piston lossis lwm yam kev co system faib lub zog los ntawm lub thav duab, thaum tes lossis hydraulic winches rub lub tshuab raws cov rails npaj tseg. Cov qauv ruaj khov pab tswj qhov grade, crown lossis crossfall uas xav tau ntawm qhov deb uas yuav nyuaj rau lub hniav sib dua.
Lub Allen SE12 truss screed yog ntsuas rau qhov dav txog li 19.8 meters, 10,000 lub zog ib feeb, qhov qis tshaj plaws pom zoo ntawm 7.6 cm thiab qhov tob tshaj plaws ntawm 25.4 cm. Allen qhia txog lub cav 6.7 kW hauv qab 12.95 meters thiab lub cav 8.2 kW saum qhov dav ntawd, qhia tias qhov dav ntxiv kuj hloov qhov xav tau hluav taws xob. Husqvarna muab lwm qhov kev ntsuas raug cai: nws lub kaw lus BT 90 modular tau teev rau cov chaw dav txog li 25 meters thiab qhov tob ntawm cov pob zeb txog li 200 hli.
Lub peev xwm ntxiv coj los npaj ntxiv. Ib ntu hlau SE12 uas ntev li 3.04-meter hnyav kwv yees li 82 kg. Kev sib dhos ntev xav tau kev thauj mus los uas tau npaj tseg, kev sib dhos kom raug, cov hlau uas tsim nyog thiab kev ntxuav kom huv si. Cov pob zeb uas tso rau hauv qhov sib koom ua ke yuav ruaj khov thaum nws tawv.
Cov Menyuam Screed
Ib lub tshuab screed siv lub raj xa dej tig los thawb cov pob zeb ntau dhau mus tom ntej thaum tawm hauv qhov chaw ntawm qib uas tau teeb tsa los ntawm cov duab lossis cov hlau. Cov tshuab screed me me tuaj yeem ua haujlwm ntawm txoj kev tsav tsheb, txoj kev nce toj, cov kwj dej thiab cov pob zeb nqes hav. Cov raj xa dej tshwj xeeb kuj tuaj yeem ua raws li cov kwj dej, cov qauv dej ntws thiab lwm yam duab uas nyuaj rau tsim nrog rab riam ncaj nraim.
Pawg no kuj suav nrog cov tshuab loj dua. Multiquip's WRS5200 caij-rau cov menyuam screed tuaj yeem teeb tsa tau txij li 4.26 txog 15.84 meters thiab muaj peev xwm tsim tau txog li 10,000 square feet, kwv yees li 929 m², ib teev. Cov neeg ua haujlwm tau hais yog ib tus neeg teb xov tooj, ob tus neeg ua haujlwm thiab ob tus neeg tso pob zeb. Qhov piv txwv no qhia tau hais tias cov pob zeb dov tsis txwv rau cov dej me me; qee lub tshuab tau tsim rau cov paving siab.
Ib lub raj xa dej uas tig tau yuav tsum tsis txhob raug suav hais tias yog ib yam khoom siv hloov chaw rau kev co ntawm cov pob zeb. Qee lub tshuab dov feem ntau yog siv los ntaus thiab ua kom cov pob zeb zoo li lub ntsej muag, thaum lwm lub muaj cov khoom siv sib txuas ua ke. Cov neeg yuav khoom yuav tsum paub meej tias lub tshuab ua haujlwm li cas thiab cov lus qhia tshwj xeeb ntawm qhov project, tshwj xeeb tshaj yog nyob ib puag ncig cov khoom siv txhawb nqa, cov seem tob thiab cov npoo uas muaj neeg coob coob.
Yuav tsum xav txog qhov dav, qhov poob qis thiab kev sib sau ua ke ua ke
Qhov dav ntawm lub slab tsuas yog thawj qhov kev xaiv lim. Qhov kev poob ntawm cov pob zeb, qhov tob ntawm qhov chaw, qhov ceev ntawm cov khoom siv thiab qhov tiav uas xav tau kuj cuam tshuam rau qhov tshwm sim. Lub vibrating screed uas nqa tau tuaj yeem npog tau 4-meter bay, tab sis qhov ntawd tsis tau txhais hais tias txhua rab riam 4-meter yuav yooj yim tswj hwm ntawm txhua qhov sib tov. Ib yam li ntawd, lub truss screed 20-meter tseem xav tau lub cav, txoj kev tsheb ciav hlau thiab kev sib xws ntawm cov pob zeb.
Qhov kev poob qis tshaj plaws uas pom zoo los ntawm SE12 ntawm 7.6 cm yog ib qho piv txwv zoo. Cov pob zeb uas tawv dua yuav tsum tau siv zog ntau dua los txav thiab sib sau ua ke, thaum cov pob zeb uas muaj dej ntau tuaj yeem sib cais yog tias nws tau txais kev co ntau dhau. Qhov tob ntawm kev sib sau ua ke uas tau tshaj tawm kuj yog lub peev xwm tshwj xeeb ntawm lub tshuab, tsis yog qhov lav tias tag nrho cov slab yuav ncav cuag qhov ceev uas tau teev tseg. Cov pob zeb sib sib zog nqus, cov cheeb tsam txhawb nqa thiab cov npoo tseem yuav xav tau cov vibrators sab hauv.
Kev Txhawb Nqa Rail Yuav Txiav Txim Siab Qhov Profile Tiav
Txawm tias lub screed ua los ntawm cov pob zeb muaj zog tsis tuaj yeem tsim tau ib lub slab tiaj tiaj thaum mus ncig ntawm cov hlau tsis txhawb nqa. Multiquip pom zoo kom muaj kev txhawb nqa kho tau ntawm kwv yees li 0.91-meter sib nrug rau ib qho kev teeb tsa hlau-tube WRS5200. Hauv qhov kev teeb tsa ntawd, qhov kev hloov pauv ntawm txoj kev tsheb ciav hlau tau hais yog li 1.6 hli. Kev tsim qauv txhawb nqa tseeb yuav tsum ua raws li cov kev cai hauv zos, tab sis lub hauv paus ntsiab lus yog meej: lub screed ua raws li txoj kev tsheb ciav hlau, suav nrog nws qhov yuam kev.
Ua ntej nchuav, cov neeg ua haujlwm yuav tsum tshuaj xyuas qhov siab ntawm txoj kev tsheb ciav hlau, cov pob qij txha, qhov chaw txhawb nqa thiab kev ruaj khov ntawm cov khoom hauv qab lossis lub lawj. Kev khiav qhuav yog qhov muaj txiaj ntsig zoo rau cov kab ke loj vim nws ua rau pom cov kev txhawb nqa tsis zoo thiab qhov yuam kev sib dhos thaum tseem muaj sijhawm los kho lawv. Thaum cov pob zeb tuaj txog, txhua qhov kev hloov kho yuav tsum tau ua sai dua thiab tsis huv heev.
Kev Ua Haujlwm, Kev Teeb tsa thiab Kev Thauj Mus Los
Feem ntau cov tshuab screed uas siv tau yooj yim yuav tsum tau sib dhos tsawg kawg nkaus thiab feem ntau tuaj yeem hloov kho los ntawm ib pab neeg me me. Cov tshuab truss yuav tsum tau sib dhos ua ntu, bolts, winches, kev npaj tsheb ciav hlau thiab kev sib dhos. Cov tshuab screed uas siv lub log yuav yooj yim thaum nws siv lub raj ncaj nraim, tab sis cov tshuab loj uas caij tau yuav tsum tau thauj mus los, kev teeb tsa tsheb ciav hlau thiab cov neeg ua haujlwm sib koom tes.
| Piv txwv li cov khoom siv uas tau luam tawm | Cov lej pov thawj | Kev kawm txog kev npaj |
|---|---|---|
| Allen HD8080 vibrating screed | 13.6 kg fais fab unit; hniav ntawm 1.21–4.88 m | Cov khoom siv nqa tau tseem hnyav dua thaum cov hniav ntev zuj zus |
| Allen SE12 truss screed | Txog li 19.8 m; 3.04 m hlau seem hnyav 82 kg | Kev ncua ntev yuav tsum tau npaj tseg, sib dhos thiab thauj mus los |
| Husqvarna BT 90 | Txog li 25 m qhov dav ua haujlwm thiab 200 mm qhov tob ntawm cov pob zeb ua vaj tse | Cov txheej txheem modular loj haum rau cov kev tsim kho vaj tse dav dav |
| Multiquip WRS5200 | 4.26–15.84 m; txog li ntawm 929 m²/teev | Cov txheej txheem roller kuj tseem tuaj yeem pab cov haujlwm paving uas muaj txiaj ntsig zoo |
Lus Cim: Cov lej saum toj no yog cov lus qhia tshwj xeeb rau cov tshuab ib leeg, tsis yog qhov nruab nrab ntawm kev lag luam thoob ntiaj teb.
Cov Pob Zeb Screed Twg Haum Rau Txhua Qhov Project?
| Qhov project | Qhov chaw pib uas pom zoo | Vim li cas |
|---|---|---|
| Txoj kev nkag tsev lossis txoj kev | Kev co screed | Teeb tsa sai thiab tswj tau qhov ntev ntawm cov hniav |
| Chaw cia khoom lossis chaw ua lag luam | Truss screed | Kev tswj hwm qib ruaj khov thoob plaws cov bays dav dua |
| Choj deck los yog txoj kev | Truss los yog lub screed loj loj | Kev ua haujlwm ntev thiab cov qauv tswj hwm los ntawm kev tsheb ciav hlau |
| Ramp los yog sloped slab | Cov menyuam screed | Lub raj xa dej tig tau ua raws li qhov nqes hav uas tau tsim |
| Cov kav dej ntws los yog gutter | Kev cai roller screed | Cov duab ntawm lub raj xa dej tuaj yeem phim cov duab xav tau |
| Pob zeb me me uas muaj kev tsiv chaw ntau zaus | Portable vibrating screed | Kev thauj mus los thiab kev sib dhos qis dua |
Daim Ntawv Teev Npe Xaiv Cov Pob Zeb Ua Vaj Tse Kawg
Ua ntej xaiv peb hom kev siv pob zeb ua vaj tse , xyuas kom meej tias qhov dav ntawm lub slab, qhov tob ntawm lub pob zeb, qhov nqes, qhov kev teeb tsa ntawm cov khoom siv hlau, qhov yuav tsum tau ua kom lub crown lossis crossfall, kev teeb tsa ntawm txoj kev tsheb ciav hlau, cov neeg ua haujlwm thiab cov kev txwv ntawm kev thauj mus los. Tom qab ntawd txiav txim siab seb lub tshuab puas yuav tsum muaj kev co, feem ntau yog ntaus tawm ntawm qhov chaw lossis tsim ib qho profile tshwj xeeb.
Xaiv lub vibrating screed thaum lub sijhawm yooj yim nqa thiab kev teeb tsa sai haum rau qhov kev nchuav. Tsiv mus rau lub truss screed thaum lub sijhawm ntev, kev tswj qib ruaj khov thiab lub peev xwm sib sau ua ke muaj zog dua yog qhov tsim nyog rau kev sib dhos ntxiv. Xav txog lub roller screed thaum qhov chaw yog sloping, zoo li lossis dav txaus kom tau txais txiaj ntsig los ntawm lub zog roller system. Lub npe tshuab tsim cov npe luv luv; cov xwm txheej slab ua qhov kev txiav txim siab.
Cov Lus Nug Feem Ntau
Puas yog lub zog screed zoo ib yam li lub vibrating screed?
Hauv feem ntau ntawm kev tshawb nrhiav cov khoom siv, lub tshuab hluav taws xob txhais tau tias yog lub tshuab roj av, hluav taws xob lossis roj teeb uas siv lub vibrating screed nrog lub riam nqa tau.
Puas yog lub roller screed ua rau cov concrete sib zog?
Tsis tas li ntawd xwb. Lub raj uas tig feem ntau yuav tawm thiab ua kom cov pob zeb zoo nkauj tshwj tsis yog tias lub kaw lus xaiv muaj lub tshuab co sib cais. Tej zaum yuav tseem xav tau kev co sab hauv nyob ib puag ncig cov khoom siv txhawb nqa thiab cov ntu tob.
Lub truss screed tuaj yeem ua haujlwm dav npaum li cas?
Cov txheej txheem modular uas tau luam tawm txawv ntawm tus qauv. Allen teev SE12 ntawm txog li 19.8 meters, thaum Husqvarna teev BT 90 ntawm txog li 25 meters. Lub zog cav, kev teeb tsa thav duab thiab cov kev txwv ntawm cov chaw tsim khoom yuav tsum tau kuaj xyuas rau qhov dav uas tau xaiv.
Lub screed twg yooj yim tshaj plaws rau kev thauj mus los?
Lub tshuab vibrating screed uas nqa tau yooj yim feem ntau yog qhov yooj yim tshaj plaws rau kev txav mus los vim tias lub tshuab fais fab thiab cov hniav tuaj yeem sib cais tau. Cov tshuab truss thiab cov menyuam loj xav tau ntau qhov chaw, kev npaj tsa thiab lub sijhawm sib dhos.
