Izinto ekufuneka uzigcine engqondweni xa uthenga iRola yeNdlela

Iirola zendlela zisenokungabonakali ekuqaleni kweprojekthi yokwakhiwa kweendlela, kodwa oko akuthethi ukuba azibalulekanga kangako. Baza luncedo kwizigaba zokugqibela zeprojekthi ukunceda ukugqiba isiseko. Iirola zendlela zikwabalulekile kumaphulo okuhlala okanye okwakhiwa kweendlela ezinje ngee-excavators, iibulldozers, kunye nezilayishi zamavili. Iinkampani zokwakha ziyakwazi njani ukuba yeyiphi i-roller yendlela efanelekileyo kubo ngaphambi kokutyala imali kwesi sixhobo sokwakha esisezantsi?

Isiqulatho
Isabelo semalike sexesha elizayo sabaqengqeleki bendlela
Izinto ekufuneka ziqwalaselwe xa uthenga i-roller yendlela
Iintlobo zeerola zendlela
Abadlali beemarike eziphambili

Isabelo semalike sexesha elizayo sabaqengqeleki bendlela

Imarike yehlabathi yeerola zendlela ngexesha lika-2021-2026 kulindeleke ukuba ifikelele kwi-3156.1 yezigidi zeedola ngo-2026, ngesantya sokukhula sonyaka (CAGR) se-1.7%. Olu hlumo lunokuchazwa ngokukhula kweshishini okubalulekileyo kwimakethi yeziseko ezingundoqo efuna izixhobo zokwakha ezinzima. Uninzi lwezoqoqosho lwehlabathi, kubandakanya iAsia-Pacific (eTshayina, iIndiya, iOstreliya, iJapan) kunye neLAMEA (eLatin America, kuMbindi Mpuma, kunye neAfrika), bandisa iziseko zabo zophuhliso, iindlela, iibhulorho, iipaki zemizi-mveliso, izakhiwo zokuhlala nezingezizo ezokuhlala, kunye nezikhululo zeenqwelomoya.

Izinto ekufuneka ziqwalaselwe xa uthenga i-roller yendlela

Iinkampani zokwakha zinokujongana nomngeni ekukhetheni i-roller yendlela efanelekileyo kwiprojekthi yabo kuba kukho iintlobo ezahlukeneyo zeerola zendlela kwiimarike. Ukubhideka kunokongezwa ziimpawu zerola zendlela ezahlukeneyo inkampani enokukhetha kuzo. 

Noko ke, ukuba inkampani yokwakha iyayazi indlela yokuyihlalutya intswelo yayo yokwakha, inokwenza izigqibo zobulumko ngokuphathelele uhlobo lwerola yendlela. Apha ngezantsi kukho imiba ethile inkampani eyenza kakuhle ukuyiqwalasela xa ikhetha i-roller yendlela egqibeleleyo yomsebenzi. 

Uhlobo lwenjini

Ngaphambi kokuthenga i-roller yendlela, inkampani kufuneka ihlolisise ukuba umatshini unomoya opholileyo okanye injini epholileyo yamanzi. Nangona ii-injini ezipholisa umoya zineenxalenye ezimbalwa zokuzigcina, iinkonzo eziqhelekileyo kwezi njini zisafuneka, ingakumbi ukuba umsebenzi ukwimozulu enothuli neshushu.

 Ukuba unokontraka ufuna ukuthenga irola yendlela esele isetyenzisiwe eneenjini ezipholiswa ngumoya, kuhle ukujonga nawuphi na umonakalo kunye nokusetyenziswa kwe-oyile ngokugqithiseleyo kwigeyiji yoxinzelelo lweoyile, nto leyo enokuchaza ingxaki ngomatshini.

Inkampani yokwakha efuna injini epholileyo ngamanzi kufuneka iqinisekise ukuba kukho ukuvuza kwamanzi. Ukuba kukho iintanda kwi-injini, izigqubuthelo zevalvu, okanye intloko, umatshini kufuneka uphetshwe.

Amandla enjini kunye nomgangatho wokukhupha

Amandla e-injini yerola yendlela abhekisa kumandla aveliswa kwi-injini kunye namandla ayo okudibanisa. Amagubu amabini anenzuzo eyongezelelweyo kule ndawo ngenxa yamagubu amabini. Nangona iirola zendlela zegubu elinye zinamandla, oomatshini abanzima abafana neerola zamagubu aphindwe kabini bafuna amandla angakumbi enjini ukuwahambisa. Amandla aphezulu athetha ukusebenza kakuhle. Nangona kunjalo, amandla ayikuphela kwento enokuqwalaselwa kumatshini wokwakha.

Enye into ngumgangatho wokukhutshwa kwe-roadroller. Namhlanje, oorhulumente abaninzi bagxininisa kakhulu ekunciphiseni ukukhutshwa kwezinto ezikhutshwayo nokugcina imekobume. Iirola zendlela ezintsha zakhiwe ngemigangatho ephezulu yokukhupha umoya ukunceda ukunciphisa ungcoliseko, ngoko ke iinkampani zokwakha zinokutshintshela koomatshini abatsha. Kungenjalo, banokusebenzisa amafutha e-HVO endaweni yedizili okanye bawaxube, ngaloo ndlela benciphisa inani leegesi zegreenhouse ezikhutshwa yirola yendlela.

Uhlobo kunye nobukhulu bomsebenzi

Inkampani kufuneka ilwazi uhlobo lomsebenzi efuna ukuwenza okanye uhlobo oluthile lokudibanisa olufunekayo. Iiprojekthi ezinde kwindawo ephangaleleyo zinokufuna i-double drum road roller, ngelixa iziza zolwakhiwo ezincinci ezinendawo encinci zifuna igubu elinye lendlela. Ekubeni umsebenzi wesiza omde nonzulu ufuna amandla angakumbi, iinkampani zokwakha eziphethe umsebenzi onjalo zinokusebenzisa iirola zendlela ezinkulu. 

Ubungakanani kunye nobubanzi begubu 

Iirola zendlela kunye neegubhu zazo ziza ngobukhulu obuhlukeneyo. Ngaphambi kokuba inkampani izinze kwi-roller yendlela, iya kuthathela ingqalelo oko kusebenza kakuhle kumsebenzi wayo. Imiba ephambili emisela ukuba loluphi ubungakanani begubu omalukhethe yindawo yesiza, uhlobo lomhlaba, kunye nobungakanani beprojekthi. 

Ubunzima begubu eliqengqelekayo lendlela kunye nobukhulu bulungele iintlobo ezahlukeneyo zomhlaba kwaye linokusebenza kakuhle kunye nemiqobo yendawo. Nangona kunjalo, inkampani yokwakhiwa kweendlela eneendawo zokusebenza ezitratweni, iibhanki, iigaraji zokumisa izithuthi, kunye nezakhiwo zokwakha zinokuzuza ngokuthenga "i-7-ton drum, class 67" enerola yendlela. Imisebenzi emikhulu nebanzi njengokwakhiwa kohola wendlela, uphuhliso lwesikhululo seenqwelomoya, amadama, amadama, kunye nolwakhiwo lwesiza esikhulu sorhwebo kunokufuna iiroli zendlela ezinkulu ezinamagubu angama-84” ububanzi. 

Intuthuzelo yomqhubi

Ekubeni abaqhubi behlala ezitulweni zabo iiyure ezinde, kufuneka bazive bekhululekile kwimveliso eyandisiweyo. Uhlobo lwesikhululo sabaqhubi luhlala luchaphazela amaxabiso e-roller yendlela, kunye neemodeli ezininzi zanamhlanje ezibonelela ngolungelelwaniso ezimbini: i-ROPS evalelweyo (i-Roll Over Protection System) iikhabhu ezifakelwe i-A/C kunye ne-ROPS evulekileyo.

Ukuba inkampani isebenza kwiindawo ezifudumeleyo, nasebusika, i-ROPS evulekileyo yinto efanelekileyo yokukhetha. Kwelinye icala, inkampani esebenza kwimozulu eshushu kakhulu okanye ebanda kakhulu ingenza kakuhle ngokuthenga irola yendlela enomatshini ovalelweyo ofakwe iA/C elawulwa yimozulu. 

Enye into enokukhululeka ekufuneka iqwalaselwe sisiphumo sokungcangcazela kwe-roller yendlela kumqhubi. Ezinye iirola zendlela zibonelela ngeedekhi ezidadayo kunye neenkqubo zokubeka zodwa zokungcangcazela kwegubu eziyilelwe ukunciphisa ukudinwa komsebenzisi ngokukhusela iziphumo zokungcangcazela. 

Uhlobo lwegubu

Inkampani yokwakha enenjongo yokuthenga i-roller yendlela kufuneka ithathe isigqibo malunga nohlobo lwegubu olulungele ukusebenza kwalo ukuze lusebenze ngcono. Umzekelo, indawo enegrabile, ilitye, umhlaba odityanisiweyo, okanye isanti ifuna imodeli yegubu eligudileyo. Kwelinye icala, inkampani esebenza kwisiza esineesileti ezidityanisiweyo kunye nodongwe oluthe kratya ludinga i-roller yendlela enamandla okuxova kunye nokuhlanganisa, ngoko ke ifaneleke kakhulu nge-pad foot drum roller. 

Ipad kit foot option ifanelekile kwiinkampani ezisebenza kwiziza ezineentlobo ezininzi zomhlaba. Uninzi lwabavelisi bathengisa iikiti zeqokobhe, ezivumela iinkampani ukuba zibophe amagubu azo agudileyo kwaye ziwaguqulele abe ngamagubu eenyawo. 

Ukusebenza kokuqina

Nawuphi na umsebenzi wokwakha uqala ngesiseko esomeleleyo esidla ngokumiselwa ngumsebenzi wokucudisa werola yendlela. Ngaphambi kokuba inkampani ithathele ingqalelo ukuphunyezwa kokwenziwa kwe-roller compaction yendlela, kufuneka ijonge uhlobo lomhlaba oluza kugatyaniswa-igranular (umhlaba/ilitye/isanti) okanye oqinileyo (ongqindilili/ obhityileyo). 

Iirola zendlela zisebenzisa iindlela ezimbini zokungcangcazela ukwenzela ukuxinana okufanelekileyo. Ezi ndlela ziyintabalala-ukukhula kwegubu ukuya phezulu okumisela amandla angaphandle-, kunye nokuphindaphinda-inani lezihlandlo i-shaft pivots kwigubu. 

Inkampani esebenza kumhlaba opholileyo kunye nesanti iya kwenza ngcono ngokuphindaphinda okuphezulu, ngelixa abo basebenza kumhlaba oqinileyo baya kufuna ukuphindaphinda okuphantsi. 

iwaranti

Ekubeni iirola zendlela zingasetyenziswa kwasekuqaleni komsebenzi wokwakha, zisenokuhlala zingasebenzi kangangexesha elithile ngaphambi kokuba ziqalise ukusebenza. Xa zifuneka kwizigaba zokugqibela zokugqiba kunye nokudibanisa, kufuneka ziqhube ngokufanelekileyo ngaphandle kokuphazamiseka. Ukuba bayasilela ngenxa yokuba bebengenzi nto, amawaka eedola aya kulahleka kwimveliso. Ukongeza, iinkampani zinokungena kwiindleko zokurenta okwethutyana ezingalindelekanga ukugcina iprojekthi isebenza. Ngoko ke, inkampani yokuthenga kufuneka ikhangele umenzi obonelela ngewaranti ye-roller yendlela yabo yembuyekezo kwimeko yempazamo yomenzi. Iwaranti kufuneka ibe ngunyaka omnye ubuncinane okanye iiyure zokusebenza ezili-1,000, nokuba yeyiphi eza kuqala. 

Iintlobo zeerola zendlela

Kukho iintlobo ezahlukeneyo zeerola zendlela kwiiprojekthi ezahlukeneyo zokwakha. Olu lwazi lubalulekile ekukhetheni umatshini ofanelekileyo. Ngezantsi yingxoxo yeerola zendlela:

I-roller yendlela yokwakha igubu elinye

A igubu elinye indlela roller sisiqwenga soomatshini bokwakha kunye negubu elikhulu langaphambili eliqhutywa ngamatayara amabini akhethekileyo ukunqanda ukucaba. Amatayara alo matshini omelele kwaye ahlala ixesha elide, alungele ukwakhiwa okanye iindawo zendlela. 

Umsebenzisi uhlala embindini wokwenza okona kulungileyo. Iimodeli zanamhlanje ziza nezimo ezintathu ukuze zihambelane neemfuno zomphezulu ngamnye. Kuba zincinci, zinokungena lula kwiindawo ezixineneyo kunye neeprojekthi ezikhethekileyo. 

Iirola zomgqomo omnye zihlala zisetyenziswa ekudaleni iziseko zezakhiwo kunye nokuvula iindlela ezinkulu kunye neendlela zokuhamba. Nangona kunjalo, ubunzima babo obunzima buthetha ukuba abafanelekanga kwezinye iindawo. 

eziluncedo

• Ifanelekile kwiindawo ezincinci zokwakha kunye neendawo.
• Ifanelekile kwiindawo ezingadingi uxinzelelo oluphezulu.
• Inika i-maneuverability ephezulu kunezinye iirola zendlela.

neengozi

• Ayifanelekanga kwiiprojekthi ezinkulu.

I-roller yokwakha igubu kabini

The igubu eliphindwe kabini inamagubu amabini, elinye ngasemva kwaye elinye lingaphambili. Njengoko umatshini uhamba, iigubhu ziqengqeleka, zidibanisa umhlaba. Ukungcangcazela okuvela kwimigqomo kunceda ngokufanelekileyo nangokukhawuleza ukudibanisa naliphi na icandelo lohola wendlela abaqengqeleka kulo. Iirola zeTandem ziyasebenza ekuhlanganiseni ngokuthe ngcembe okanye umphezulu osicaba njenge asphalt. Nangona kunjalo, ekubeni bengenakho ukutsala, abafanelekanga kwiiprojekthi ezithile. 

eziluncedo

• Ilungele iiprojekthi ezinkulu.
• Igalela kwaye ityatyathelise icandelo lonke ngokukhawuleza.

Con

• Kuyabiza.
• Inomtsalane omncinci kunye nokuhamba.

I-Sheepsfoot okanye i-padfoot roller

The i-sheepsfoot road roller ineenyawo ezininzi ezimile okwexande okanye iilugs. Zikulungele ukudibanisa iindlela ezinomhlaba okanye udongwe oluyintlenga. Kuba zifakelwe iiprotrusions ze-serrated, zinokucinezela izinto nzulu. Ukongeza, ubunzima bomgqomo wePadfoot bunokwandiswa ngokuyibhola ngesanti emanzi kunye namanzi okanye ukuyixhoma ngamacandelo entsimbi, ngaloo ndlela ibonelela ngomsebenzi ongcono wokudibanisa. 

Inkampani esebenza kwiiprojekthi ezinomhlaba onzulu ocolekileyo ocolekileyo okanye udongwe olumanzi iya kwenza umsebenzi wayo wokuhlanganisa kakuhle ngezi rollers. Emva kokuqhuba indawo kunye nefolda yeegusha, umqhubi unokugijima phezu kwendawo kunye ne-pneumatic roller yeziphumo ezingcono. 

eziluncedo

• Isebenza kakuhle ngezinto ezifana nodaka nodongwe.
• Inokungena nzulu kunerola yendlela igubu eligudileyo.
• Idibanisa umhlaba ngesantya esiphezulu.
• Isebenza kakuhle ngezithuba ezimxinwa ngenxa yobuchule bayo. 

neengozi

• Ayifanelekanga kumhlaba owomileyo.
• Ayifanelekanga kumhlaba wegranular.

I-pneumatic idinwe roller

Iirola zendlela zomoya zibalulekile kwiindawo zemisebenzi ezifuna ukuxova kunye nokutywinwa. Ziyakwazi ukuguquguquka kwaye ziyakwazi ukusebenza kwii-aggregates kunye neendawo ze-asphalt. Umsebenzisi unokulungelelanisa uxinzelelo lwamatayara ngelixa ekwikhabhi, kwaye alungele iiprojekthi ezinkulu. Uphawu lohlengahlengiso lomoya wetayara lenza iirola zepneumatic ziguquguquke kuba zinokulingana noxinzelelo olufunekayo kwimisebenzi ethile. Ngaphezu koko, iphakheji ye-ballast ingabandakanywa okanye isuswe ukuze kuphuculwe ukusebenza kakuhle komatshini. 

Iirola ezidiniweyo zomoya zibonelela ngokungena okuphuculweyo okumile kumhlaba wesiza. Olu hlobo lwerola, xa lusetyenziswa ekwakhiweni kweendlela, luya kuthintela umonakalo ongalindelekanga weendlela, ukuqhekeka, kunye nemingxunya ebangelwa zizixhobo zokwakha ezingekho mgangathweni. 

eziluncedo

• Ingasetyenziselwa umhlaba kunye ne-asphalt, ukonga inani lezixhobo ezifunekayo kwiprojekthi.
• Inceda ukufezekisa ukugudisa okugqwesileyo kunye nokuxinana okuphezulu ngexesha lokwakhiwa kwendlela. 
• Inika uxinzelelo olufanayo kububanzi bamathaya ayo.

neengozi

• Kuba inonyawo olukhulu, ifuna amandla okuqhubela phambili aphezulu, okwenza kube nzima ukuhamba.
• Inyuse iindleko zolondolozo kuba amavili anokugqobhozwa ngokulula, okukhokelela kwiiflethi eziqhelekileyo.

I-roller yegridi

I-sheepsfoot roller ineentsilelo zayo kunye nezixhobo ze-granular okanye zamatye, kwaye i-grid roller yaphuhliswa ukuxazulula ingxaki. Ngomgangatho wayo onzima we-cylindrical, lo matshini ufakwe imivalo yentsimbi ukwenza igridi. Abanye abakhi baphinda babethe i-roller ngeebhloko zekhonkrithi ukunyusa ukusebenza kwayo.

Nangona isebenzisa uxinzelelo oluphezulu lonxibelelwano kune-sheepsfoot, ibonelela ngesenzo esincinci sokuxova. Iirola zokugaya zifanelekile kumatye anemozulu embi kunye nemihlaba erhabaxa esemgangathweni kwisiseko esisezantsi kunye neeprojekthi zolwakhiwo lweendlela ezisezantsi.

eziluncedo

• Ilungele isiseko esisezantsi kunye neeprojekthi ezisezantsi. 
• Isebenzisa imathiriyeli egayiweyo ehlaziyiweyo, nto leyo eyenza ukuba ingabizi kakhulu.

neengozi

• Ayifanelekanga kumhlaba ofanayo, udongwe oluyintlenga, okanye udongwe.

Irola yokungcangcazela

Iirola ezingcangcazelisayo ziyafana neziqengqelezi zegubu elinye; Umahluko kukuba iiroli zokungcangcazela zineenxalenye ezikhethekileyo zokungcangcazela. Njengoko umqhubi eqhuba i-roller, idibanisa kwaye ibenze umhlaba. Ukungcangcazela kunceda ukutywina naziphi na iindawo emhlabeni, ikhonkrithi, okanye i-asphalt enokubangela ukuba isakhiwo sizike. Lo matshini ubalulekile ekwandiseni imfezeko yeprojekthi yokwakha. 

eziluncedo

• Kuba isebenzisa amandla aguqukayo kunye ne-static, idibanisa ngokupheleleyo indawo engaphantsi kwevili.
• Inokukhutshwa kwamandla aphezulu kunye nokusebenza okuphuculweyo.

neengozi

• Ayifanelekanga kwiindawo zokulahla okanye umhlaba odibeneyo. 

Abadlali beemarike eziphambili

• BOMAG GmbH 
• Caterpillar
• Speedcrafts Limited
• SANY Iqela
• Inkampani yeChanglin Limited
• ILiugong Machinery Co., Ltd
• XCMG Construction Machinery Co., Ltd.
• Xiamen XGMA Machinery Co., Ltd.

isiphelo

Nangona iiroli zendlela zinganikwa tyala kangako njengabanye oomatshini bokwakha, ixabiso labo alinakugxininiswa ngokugqithisileyo. Wonke umsebenzi wokwakha ohlala uhleli ufuna isiseko esizinzileyo ukuze umelane novavanyo lwexesha. Iirola zendlela zinceda ukuqinisa ezi ziseko, kodwa iinkampani zokwakha kufuneka ziqale zikhethe uhlobo oluchanekileyo olusekelwe kwiprojekthi ekhoyo.