I-single drum vs Double drum Walk-Behind roller: Yeyiphi omawuyikhethe?
Ukukhetha phakathi kwedrama enye kunye nedrama ezimbini ezijikelezayo kubonakala kulula de kufike amaphepha eenkcukacha. Omnye umatshini unedrama enye yentsimbi, omnye unezimbini, kwaye kuyathandeka ukucinga ukuba iidrama ezimbini kufuneka zenze umsebenzi ophindwe kabini. Izixhobo zokwakha azinambeko kangako. Ukusebenza kokuxinana kukwaxhomekeke kubunzima bokusebenza, amandla e-centrifugal, i-vibration frequency, ububanzi bedrama, isantya sokuhamba, imeko yezinto kunye nobukhulu bemaleko.
Impendulo eluncedo kukuba i-roller enye yedrama ehamba emva idla ngokufanela ukubaleka okufutshane, ukuthuthwa rhoqo kunye nomsebenzi apho kufuneka ubeke khona indawo echanekileyo. I-roller ehamba emva kwedrama ephindwe kabini inokubonelela ngokugubungela okuthe tye kwi-asphalt nakwii-pass ezinde ezimxinwa. Akukho nanye kwezi zicwangciso ephumelela kuyo yonke imisebenzi, ngoko ke idatha yezinto kunye nomatshini kufuneka zenze isigqibo, hayi inani ledrama elishicilelwe kwincwadana.
I-single Drum vs Double Drum Roller: Uthelekiso oluKhawulezayo
| Into yokukhetha | Irola ehamba ngasemva ngedrama enye | Irola ehamba ngasemva ngedrama ezimbini |
|---|---|---|
| Ilungiselelo loqhagamshelwano | Idrama enye yentsimbi eshukumayo, enevili ezixhasayo | Iidrama zentsimbi zangaphambili nangasemva zilandela indlela efanayo yokusebenza |
| Amandla afanayo | Ukuphathwa okuncinci, ukubeka umda kunye nokuthutha okulula | Ukugubungela umzila ofanayo kunye nokuqengqeleka okuthambileyo kwi-asphalt |
| Izicelo eziqhelekileyo | Igrabile, isiseko segranular, ii-asphalt patches kunye nomsebenzi ovalekileyo | Ukulungiswa kwe-asphalt, iindlela, iindawo zokupaka kunye nokuzaliswa kwe-granular backfill |
| Ukuhlolwa kokuthenga okubalulekileyo | Amandla, ububanzi bedrama, inkqubo yamanzi kunye nokususwa kwecala | Ubunzima bokusebenza, amandla, ukugubungela i-sprinkler kunye nomthamo wothutho |
| Impazamo eqhelekileyo | Ukucinga ukuba idrama enye ithetha ukuxinana okubuthathaka | Ukucinga ukuba iidrama ezimbini ziqinisekisa ubunzulu obukhulu okanye ukupasa okumbalwa |
Kutheni Ukubalwa Kweengoma Kungachazi Lonke Ibali
I Uluhlu lweerola zedrama enye ze-ACE RL600A-800 isebenzisa uthumelo lwe-hydraulic, ulawulo lokuhamba oluguquguqukayo, inkqubo yokhuseleko yomntu ofileyo, izikrweqe zokuzicoca kunye netanki yamanzi esuswayo. Amandla e-centrifugal ashicilelweyo kulo lonke uluhlu yi-15–20 kN, kunye ne-vibration frequency ye-70 Hz. Ezo zibalo zibonisa ukuba umatshini omnye wedrama usenokuvelisa amandla asebenzayo asebenzayo kwaye unokulungiselelwa umsebenzi we-asphalt endaweni yokuthintelwa kumhlaba okhululekileyo.
I Uluhlu lweeroller ze-ACE RL500D-RL900D eziphindwe kabini Igubungela ibhendi ebanzi yokusebenza. Ubunzima bokusebenza bunyuka ukusuka kwi-630 ukuya kwi-810 kg, amandla e-centrifugal ayanda ukusuka kwi-15 ukuya kwi-30 kN, kwaye ububanzi bedrum buqala kwi-600 ukuya kwi-700 mm. Zonke ezi modeli zine zisebenza kwiintshukumo ezingama-3,600 ngomzuzu, ngelixa umthamo wetanki yamanzi usukela kwiilitha ezingama-32 ukuya kwi-35.
| Ipharamitha yedrama ephindwe kabini ye-ACE | Uluhlu olupapashweyo | Ithetha ukuthini kwindawo |
|---|---|---|
| Ubunzima bokusebenza | 630–810 kg | Ichaphazela ukulayisha okungaguqukiyo, ukuthuthwa kunye neemfuno zokuphakamisa |
| Amandla e-Centrifugal | 15–30 kN | Ibonisa ukuba oomatshini ababini abaneedrama ezimbini basenokuba nemveliso eyahlukileyo kakhulu |
| Isantya sokungcangcazela | 3,600 vpm / 60 Hz | Kufuneka kuqwalaselwe kunye nesantya sokuhamba |
| Ububanzi begubu | 600–700 mm | Itshintsha indlela yokugubungela ngepasi nganye kunye nendlela yokufikelela kwiindawo ezivulekileyo ezincinci |
| Isantya esiphezulu sokuhamba | 2.5 km/h | Ichaphazela ukuba zingaphi iintshukumo zokungcangcazela ezifikelela kwimitha nganye |
| Umthamo wamanzi | Iilitha ezingama-32–35 | Ixhasa ukumanzisa iidrama ngexesha lomsebenzi we-asphalt |
Uluhlu lubonisa ukuba kutheni "i-double drum" iluyilo lomatshini, kungekhona umlinganiselo wokusebenza. I-RL500D kunye ne-RL900D zombini zineedrum ezimbini, kodwa amandla azo e-centrifugal ashicilelweyo ayi-15 kunye ne-30 kN ngokwahlukeneyo. Umatshini wesibini uvelisa amandla aphindwe kabini kunalawo adwelisiweyo nangona inani leedrum lingatshintshi.
Isantya Sokuhamba Sitshintsha Umzamo Wokuxinana Ngemitha Nganye
Ubuninzi bokungcangcazela buvakala bumangalisa kwiphepha leenkcukacha, kodwa buluncedo ngakumbi xa budibene nesantya sokuhamba. Iimodeli ze-ACE double drum zisebenza kwiintshukumo ezingama-3,600 ngomzuzu, okanye imijikelo engama-60 ngomzuzwana. Kwisantya esiphezulu esipapashiweyo se-2.5 km/h, isiphumo sethiyori simalunga nemijikelo yokungcangcazela engama-86 ngemitha. Kwisiqingatha seso santya, malunga ne-1.25 km/h, inani linyuka liye kwimijikelo engama-173 ngemitha.
Oku akuthethi ukuba ukucotha kuhlala kungcono. Ukurhubuluza kwi-asphalt eshushu kude kube lixesha lesidlo sasemini akulona icebo lokuxinana eliqatshelweyo. Kubonisa nje ukuba ukwandisa isantya kunciphisa umzamo wokungcangcazela osetyenziswa kwimitha nganye. Abaqhubi kusafuneka balinganise isantya ngokuchasene nobushushu bezinto, intshukumo yomphezulu, uxinano lweethagethi kunye nomngcipheko wokusebenza kakhulu kweleya.
Yeyiphi i-Walk-Behind Roller engcono kwi-Asphalt?
Irola yedrama ezimbini esetyenziswa emva kwedrama idla ngokukhethwa xa kulungiswa i-asphalt encinci, iindlela zokuhamba kunye neendawo zokupaka kuba zombini iidrama zihamba ngendlela enye. Oku kunokuphucula ukuhambelana kokugubungela, kodwa isiphumo esithambileyo sisaxhomekeke ekudluleni kwedrama, ubushushu be-asphalt, ukucoceka kwedrama kunye nokusasazwa kwamanzi. I-ACE ifaka iibhari ezimbini zokukrazula kwidrama nganye kuluhlu lwayo lwe-RL500D-RL900D, inceda ukususa izinto ngaphambi kokuba zijikeleze idrama kwaye zishiye isikhumbuzo esingafunekiyo kumphezulu ogqityiweyo.
Iirola zedrama enye akufuneki zilahlwe ngenxa ye-asphalt. Iimodeli zedrama enye ze-ACE ziquka izikrweli zokuzicoca, imiphetho yedrama ebhityiweyo kunye netanki yamanzi esuswayo. Ezi mpawu zijongana neengxaki ezifanayo ezisebenzayo: izinto ezinamathela kwidrama, iimpawu ezibonakalayo zomphetho kunye nokucoca okungaqhelekanga emva komsebenzi.
Ubushushu bukwatshintsha nefestile eqengqelekayo. Ulawulo lweNdlela ePhakamileyo yase-US Ingxelo ithi i-asphalt exutywe nobushushu idla ngokuqala kuma-30–70°F, malunga ne-17–39°C, ngaphantsi kwamaqondo obushushu aqhelekileyo e-asphalt exutywe nobushushu kwaye ihlala ipholile ngexesha lokubekwa kunye nokuxinana. Ipateni echanekileyo yokupasa ke ngoko ixhomekeke kumxube onikiweyo, kungekhona kwinto esebenze kwindawo yokupaka iimoto ngoLwesibini ophelileyo.
Yeyiphi iRoller esebenza ngcono kuMhlaba nakwiGravel?
Kwigrabile, isanti kunye nesiseko esincinci segranular, thelekisa ubunzima bokusebenza, amandla e-centrifugal, ukufuma kunye nobukhulu beleyara ekhululekileyo. Umatshini omnye wedrama unokuba lula ukuwubeka ngexesha lokuqhuba okufutshane, ngelixa imodeli yedrama ephindwe kabini enzima inokubonelela ngamandla angakumbi kunye nokugubungela okubanzi. Nangona kunjalo, akukho matshini unokusindisa umaleko olungiselelwe kakubi. Ukuba izinto zibekwe zixinene kakhulu okanye zinomswakama ongafanelekanga, ukongeza iipasi ezingaphezulu kunokuxinana kuphela phezulu ngelixa icandelo elisezantsi lihlala likhululekile.
Oomatshini bokufaka iidrama ezimbini abapheleli nje kwi-asphalt. I-Multiquip idwelisa i-backfill yepayipi kunye nomhlaba oqhekekileyo phakathi kwezicelo zayo Irola ye-MRH800GS edibeneyo Loo modeli inobunzima obuyi-694 kg, inika amandla okuxinana angama-23.57 kN, isebenza kwi-3,300 vpm kwaye isebenzisa iidrama ezingama-650 mm. Ezi zibalo zikwindawo efanayo yokusebenza njengeemodeli ezininzi ze-ACE double drum, zinika abathengi uphawu lwangaphandle oluluncedo.
Ukufikelela kwi-Edge, Uthutho kunye noLawulo loMsebenzi
Iirola zedrama ezinde zihlala zichazwa njengezilula ukuzisebenzisa ecaleni kweendonga, kodwa ijiyometri yomatshini ibaluleke ngaphezu kwelebheli. I-Multiquip ipapasha indawo engaphantsi kwe-25 mm ecaleni kwerola yedrama ephindwe kabini ye-MRH800GS, ebonisa ukuba umatshini we-tandem unokusebenza kufutshane nomphetho. Abathengi kufuneka bajonge ukuxhonywa ecaleni, ububanzi befreyimu, intshukumo yesiphatho kunye nokubonakala kwindawo yokusebenza endaweni yokuxhomekeka kwingxelo ngokubanzi malunga nokuguquguquka.
Uthutho lufanelwe yingqwalasela efanayo. I-BOMAG BW 65 Umzekelo, inobunzima obuyi-720 kg kwaye inobubanzi bokusebenza obuyi-650 mm. Oko kuncinci ngokwemigangatho ye-road-roller, kodwa asinto abasebenzi ababini abafanele bayicenge ngokungakhathaliyo ukuze banyuke iplanga. Umthwalo wetreyila, umlinganiselo we-ramp, iindawo zokuphakamisa kunye neendawo zokubopha kufuneka ziqinisekiswe ngaphambi kokuba zithengwe.
Zingaphi Iipasi kwaye Zinzulu Kangakanani?
Akukho nani lipheleleyo leepasi okanye ubunzulu obuqinileyo bokuxinana kwerola yokungcangcazela ehamba emva. Isiphumo siyatshintsha ngokwemigangatho ehlanganisiweyo, ukufuma, ubukhulu beleya, ukuqina komhlaba oxhasayo, amandla oomatshini kunye nesantya sokuhamba. Inani leedrum lodwa alinakuphendula nayiphi na imibuzo.
Umcu wovavanyo unika indawo yokuqala ethembekileyo ngakumbi. I-FHWA ichaza iigeyiji zoxinano lwenyukliya njengezixhobo ezikhawulezayo nezingonakalisiyo zokulinganisa umsebenzi womhlaba okhoyo, izinto ezibumdaka kunye noxinano lwe-asphalt. Le arhente ikwaqaphela ukuba ezi gauge zinokunceda ekusekeni umzamo ophumelelayo wokuqengqeleka kunye nepatheni yokupasa, ngelixa ii-cores ezivavanyiweyo kwilebhu zihlala ziyindlela echanekileyo yokujonga uxinano lwendlela.
Idrama enye okanye idrama ezimbini: Umthetho osebenzayo wokuthenga
Khetha i-roller enye yedrama ehamba emva xa ukuphathwa okuncinci, ukuthuthwa rhoqo kunye nokusetyenziswa okuguquguqukayo kwimisebenzi emfutshane ye-asphalt okanye ye-granular zezona zinto ziphambili.
Khetha i-roller yedrama ephindwe kabini xa igqunywe ngendlela efanayo, ukugqitywa kwe-asphalt kunye nobunzima bomatshini obuphezulu kuhambelana ngcono nomsebenzi.
Ngaphambi kokuba u-odole, thelekisa izinto zokwenyani, ubukhulu bemaleko ekhululekileyo, uxinano lwezinto ekujoliswe kuzo, ububanzi bokusebenza, amandla e-centrifugal, i-vibration frequency, inkqubo yamanzi, ukususwa komphetho kunye nomda wokuthutha. Inani leedrum linceda ekudaleni uluhlu olufutshane. Iphepha leenkcukacha, kunye nomhlaba ophantsi komatshini, zenza isigqibo sokugqibela.
Imibuzo ebuzwa qho
Ngaba i-roller yedrama ephindwe kabini ihlala incinci ngcono?
Hayi. Uluhlu lwee-ACE double drums lulodwa lufikelela kwi-15–30 kN yamandla e-centrifugal, nto leyo ebonisa ukuba ukusebenza kunokwahluka kakhulu phakathi koomatshini abane-drum layout efanayo.
Ngaba idrama enye ingahamba ngasemva kwe-asphalt ejikelezayo?
Ewe. Imodeli enye yedrama exhotyiswe ngetanki yamanzi, i-scraper kunye nomphetho wedrama ofanelekileyo inokusingatha ukupeyintwa kwe-asphalt kunye nezinye iindawo ezincinci ezigayiweyo.
Ngaba i-roller yedrama ezimbini ayifuni kudluliselwa okuninzi?
Ayizizo ngokuzenzekelayo. Inani lokupasa lixhomekeke kwizinto ezisetyenzisiweyo, ukufuma, ubukhulu beleya, isantya, amandla oomatshini kunye noxinano olufunekayo. Indawo yovavanyo iluncedo ngakumbi kunenani elimiselweyo elikopishwe kwenye indawo.
Yintoni ekufuneka ithelekiswe yinkampani yokurenta?
Abathengi abaqeshisayo kufuneka bathelekise ukugubungela usetyenziso, ubunzima bothutho, ulawulo lokhuseleko, ukufikelela kwinkonzo, iindawo zokuguguleka eziqhelekileyo kunye nokugcinwa kwenkqubo yamanzi. Umatshini osebenza kwiindawo ezininzi uluncedo, kodwa kuphela xa abathengi benokuwushukumisa bawusebenzise ngokukhuselekileyo.
