Cov me me excavators yog ib qho ntawm cov khoom siv ceev tshaj plaws, thiab lawv cov koob meej zoo li txuas ntxiv mus. Raws li cov ntaub ntawv los ntawm Off-Highway Research, thoob ntiaj teb kev muag khoom ntawm me me excavators mus txog qhov siab tshaj plaws xyoo tas los, tshaj 300,000 units.
Kev lig kev cai, kev lag luam tseem ceeb rau micro-excavators tau tsim lub teb chaws, xws li Nyiv thiab Western Europe, tab sis lawv cov koob meej hauv ntau qhov kev lag luam tshiab tau nce hauv kaum xyoo dhau los. Qhov nto moo tshaj plaws ntawm cov no yog Tuam Tshoj, uas tam sim no yog lub ntiaj teb loj tshaj plaws mini excavator lag luam.
Xav tias mini-excavators tuaj yeem hloov pauv kev siv tes ua haujlwm, yeej tsis muaj kev tsis txaus ntawm cov neeg ua haujlwm hauv lub tebchaws uas muaj neeg coob tshaj plaws hauv ntiaj teb. Qhov no yuav yog qhov kev hloov pauv uas xav tsis thoob. Txawm hais tias qhov xwm txheej yuav tsis zoo li lub khw hauv Suav teb, thov mus saib "Tuam Tshoj thiab cov excavators me" kem kom paub meej ntxiv.
Ib qho ntawm cov laj thawj vim li cas mini excavators nrov yog tias nws yooj yim dua rau lub zog me me thiab ntau cov cav tov nrog hluav taws xob ntau dua li cov hluav taws xob diesel. Nyob rau hauv cov ntaub ntawv no, tshwj xeeb tshaj yog nyob rau hauv nroog cov chaw ntawm kev khwv nyiaj txiag siab, feem ntau yog nruj me ntsis kev cai ntawm lub suab nrov thiab emissions.
Tsis muaj qhov tsis txaus ntawm OEM cov tuam txhab uas tab tom tsim lossis tso tawm hluav taws xob mini excavators-txog thaum Lub Ib Hlis 2019, Volvo Siv Khoom Siv Khoom Siv Hluav Taws Xob (Volvo CE) tshaj tawm tias los ntawm nruab nrab-2020, nws yuav pib tshaj tawm cov hluav taws xob compact excavators (EC15 txog EC27). ) Thiab cov log tsheb thauj khoom (L20 txog L28), thiab nres qhov kev txhim kho tshiab ntawm cov qauv no raws li cov cav diesel.
Lwm OEM uas tab tom nrhiav rau lub zog hauv cov khoom siv no yog JCB, uas tau nruab nrog lub tuam txhab 19C-1E me me hluav taws xob excavator. JCB 19C-1E yog siv los ntawm plaub lub lithium-ion roj teeb, uas tuaj yeem muab 20kWh ntawm lub zog cia. Rau feem ntau cov neeg siv khoom siv excavator me me, txhua txoj haujlwm ua haujlwm tuaj yeem ua tiav nrog ib qho nqi. Lub 19C-1E nws tus kheej yog ib tug haib compact qauv nrog xoom pa emissions thaum lub sij hawm siv thiab yog ntau ntsiag to dua li cov qauv tshuab.
JCB tsis ntev los no tau muag ob tus qauv rau J Coffey cog hauv London. Tim Rayner, Tus Thawj Saib Xyuas Kev Ua Haujlwm ntawm Coffey Plant Department, tau hais tias: "Qhov txiaj ntsig tseem ceeb yog tsis muaj emissions thaum siv. Thaum siv 19C-1E, peb cov neeg ua haujlwm yuav tsis cuam tshuam los ntawm cov pa roj carbon monoxide. Txij li cov khoom siv tswj emissions (xws li cov khoom siv rho tawm thiab cov kav dej) tsis xav tau lawm, cov chaw kaw tau tam sim no meej dua thiab muaj kev nyab xeeb rau kev lag luam tag nrho. "
Lwm OEM tsom rau hluav taws xob yog Kubota. "Nyob rau hauv xyoo tas los no, qhov nrov ntawm cov me me excavators siv los ntawm lwm yam roj (xws li hluav taws xob) tau nce sai," said Glen Hampson, tus thawj tswj kev lag luam ntawm Kubota UK.
"Lub luag haujlwm tseem ceeb hauv qab no yog cov khoom siv hluav taws xob uas tso cai rau cov neeg ua haujlwm ua haujlwm hauv thaj chaw qis qis. Lub cev muaj zog tuaj yeem ua haujlwm ua haujlwm nyob rau hauv qhov chaw nyob hauv av yam tsis muaj teeb meem emissions. Qhov txo qis suab nrov kuj ua rau nws tsim nyog rau kev tsim kho hauv nroog lossis thaj chaw muaj neeg coob coob. "
Thaum pib ntawm lub xyoo, Kubota tau tsim ib qho me me hluav taws xob excavator qauv hauv Kyoto, Nyiv. Hampson tau hais ntxiv tias: "Ntawm Kubota, peb qhov tseem ceeb ib txwm yog los tsim cov tshuab uas ua tau raws li cov neeg siv khoom xav tau-cov tshuab tsim hluav taws xob yuav ua rau peb ua kom nws tshwm sim."
Bobcat tsis ntev los no tau tshaj tawm tias nws yuav tso tawm 2-4 tuj R series tshiab ntawm cov excavators me me, suav nrog cov tshiab ntawm tsib lub tshuab excavators: E26, E27z, E27, E34 thiab E35z. Lub tuam txhab thov tias ib qho ntawm cov yam ntxwv zoo ntawm cov koob no yog lub tswv yim tsim ntawm lub tog raj kheej sab hauv phab ntsa (CIB).
Miroslav Konas, Tus Thawj Saib Xyuas Khoom Muag ntawm Bobcat Excavators hauv Tebchaws Europe, Middle East thiab Africa, tau hais tias: "CIB system yog tsim los kov yeej cov kev sib txuas tsis muaj zog tshaj plaws nyob rau hauv mini-excavators-lub tog raj kheej tuaj yeem ua rau cov excavator no yooj yim puas tsuaj. Piv txwv li, thaum thauj khoom khib nyiab thiab cov khoom siv hauv tsev nrog cov tsheb thauj khoom yog tshwm sim los ntawm kev sib tsoo nrog lwm lub tsheb.
"Qhov no ua tiav los ntawm kev kaw lub tog raj kheej hydraulic hauv cov qauv txuas ntxiv, yog li zam kev sib tsoo nrog rau sab saum toj ntawm cov hniav thiab sab ntawm lub tsheb. Qhov tseeb, cov qauv boom tuaj yeem tiv thaiv hydraulic boom lub tog raj kheej ntawm txhua txoj haujlwm. "
Vim tias tsis muaj cov neeg ua haujlwm txawj ntse hauv kev lag luam, nws yeej tsis tau ua kom cov neeg ua siab ntev zoo siab. Volvo CE tau lees tias lub cim tshiab ntawm 6-tuj ECR58 F compact excavator muaj lub tsheb loj tshaj plaws hauv kev lag luam.
Cov chaw ua haujlwm yooj yim thiab cov neeg siv kev paub dhau los txhawb kev noj qab haus huv, kev ntseeg siab thiab kev nyab xeeb ntawm tus neeg teb xov tooj. Txoj hauj lwm ntawm lub rooj zaum rau lub joystick tau hloov kho thiab txhim kho thaum tseem raug ncua ua ke-Volvo Cov Khoom Siv Tsim Kho tau hais tias cov thev naus laus zis tau nkag mus rau hauv kev lag luam.
Lub tsheb tavxij yog tsim los muab cov neeg siv khoom yooj yim tshaj plaws, nrog lub suab rwb thaiv tsev, ntau qhov chaw cia, thiab 12V thiab USB chaw nres nkoj. Qhib lub qhov rais pem hauv ntej thiab zawv zawg sab qhov rais pab txhawb txhua qhov kev pom, thiab tus neeg teb xov tooj muaj lub tsheb-style flywheel, tsib-nti xim zaub thiab cov ntawv qhia zaub mov yooj yim.
Tus neeg teb xov tooj kev nplij siab yog qhov tseem ceeb heev, tab sis lwm qhov laj thawj rau qhov muaj koob meej ntawm cov mini excavator ntu yog qhov txuas ntxiv ntawm ntau yam khoom siv. Piv txwv li, Volvo Siv Cov Khoom Siv ECR58 muaj ntau yam yooj yim-rau-hloov accessories, nrog rau cov thoob, breakers, ntiv tes xoo, thiab tshiab inclined ceev couplings.
Thaum tham txog qhov nrov ntawm cov me me excavators, Off-Highways Research tus thawj coj Chris Sleight tau hais txog cov ntawv txuas. Nws hais tias: "Ntawm qhov sib dua, ntau yam ntawm cov khoom siv muaj dav dav, uas txhais tau hais tias [me me excavators] feem ntau Pneumatic cov cuab yeej nrov dua li cov neeg ua haujlwm phau ntawv. Qhov no yog ib feem vim nws pab txo cov suab nrov thiab kev co ntawm cov neeg ua haujlwm, thiab vim tias nws tuaj yeem txav cov neeg ua haujlwm tawm ntawm cov cuab yeej. "
JCB yog ib qho ntawm ntau OEMs uas xav muab cov neeg siv khoom siv hluav taws xob rau cov khoom siv me me
Slater kuj tau hais ntxiv: "Hauv Tebchaws Europe thiab txawm tias North America, cov khoom siv me me tau hloov pauv lwm yam khoom siv. Thaum kawg ntawm qhov teev, nws cov hneev taw me me thiab 360-degree slewing peev txhais tau tias tam sim no feem ntau zoo dua li kev thauj khoom backhoe. Lub tshuab nrov dua. "
Bobcat's Konas pom zoo nrog qhov tseem ceeb ntawm cov ntawv txuas. Nws hais tias: "Cov ntau yam ntawm cov thoob peb muab tseem yog lub ntsiab "cov cuab yeej" nyob rau hauv 25 qhov sib txawv txuas series peb muab rau mini excavators, tab sis nrog ntau dua shovel Nrog txoj kev loj hlob ntawm cov thoob, cov qauv no yog tsim. Hydraulic accessories tau dhau los ua nrov. Qhov no yog vim li cas peb tsim lub A-SAC system, uas yog siv nrog mus txog tsib lub tshuab hluav taws xob. lub npe nrov tshaj plaws nyob rau hauv kev ua lag luam rau kev khiav lag luam xws li complex accessories.
"Combining arm-mounted hydraulic auxiliary kab nrog kev xaiv A-SAC thev naus laus zis tuaj yeem muab ntau yam kev hloov kho tshuab kom tau raws li cov kev xav tau ntawm cov khoom siv, yog li ntxiv dag zog rau lub luag haujlwm ntawm cov excavators li cov cuab yeej zoo heev."
Hitachi Siv Machinery (Tebchaws Europe) tau tshaj tawm ib daim ntawv dawb rau yav tom ntej ntawm European compact khoom sector. Lawv tau taw qhia tias 70% ntawm cov mini excavators muag hauv Tebchaws Europe hnyav dua 3 tons. Qhov no yog vim qhov tseeb tias tau txais daim ntawv tso cai tuaj yeem yooj yim rub ib qho ntawm cov qauv ntawm lub trailer nrog daim ntawv tsav tsheb tsis tu ncua.
Daim ntawv dawb kwv yees tias kev saib xyuas tej thaj chaw deb yuav ua lub luag haujlwm tseem ceeb hauv kev lag luam kev tsim kho vaj tse, thiab cov khoom siv me me yog qhov tseem ceeb ntawm nws. Daim ntawv tshaj tawm tau hais tias: "Kev taug qab qhov chaw ntawm cov khoom siv compact yog qhov tseem ceeb tshwj xeeb vim nws feem ntau txav ntawm ib qhov chaw mus rau lwm qhov.
Yog li ntawd, cov ntaub ntawv qhov chaw thiab cov sij hawm ua hauj lwm tuaj yeem pab cov tswv, tshwj xeeb tshaj yog cov tuam txhab leasing, npaj, txhim kho kev ua tau zoo thiab teem sijhawm ua haujlwm. Los ntawm kev saib xyuas kev ruaj ntseg, cov ntaub ntawv qhov chaw tseeb kuj tseem ceeb heev-nws yog qhov yooj yim dua los nyiag cov tshuab me dua li khaws cov khoom loj, yog li kev nyiag khoom ntawm cov khoom siv compact yog ntau dua. ”
Cov tuam txhab sib txawv siv lawv cov excavators me los muab ntau yam khoom siv telematics. Tsis muaj tus qauv kev lag luam. Hitachi mini excavators tau txuas nrog nws cov chaw taws teeb saib xyuas thoob ntiaj teb e-Service, thiab cov ntaub ntawv tseem tuaj yeem nkag los ntawm smartphones.
Txawm hais tias qhov chaw thiab cov sijhawm ua haujlwm yog qhov tseem ceeb rau cov ntaub ntawv, daim ntawv tshaj tawm kwv yees tias cov tswv cuab cov cuab yeej tom ntej yuav xav saib cov ntaub ntawv ntxaws ntxiv. Tus tswv cia siab tias yuav tau txais cov ntaub ntawv ntau ntxiv los ntawm cov chaw tsim khoom. Ib qho ntawm cov laj thawj yog kev nkag mus ntawm cov tub ntxhais hluas, cov neeg siv khoom siv thev naus laus zis uas tuaj yeem nkag siab zoo dua thiab txheeb xyuas cov ntaub ntawv los txhim kho cov khoom tsim tau thiab kev ua haujlwm zoo. ”
Takeuchi nyuam qhuav pib lub TB257FR compact hydraulic excavator, uas yog tus successor rau TB153FR. Qhov tshiab excavator muaj
Sab laug-txoj cai offset boom ua ke nrog nruj tail viav vias tso cai rau nws tig tag nrho nrog me ntsis overhang.
Kev khiav hauj lwm hnyav ntawm TB257FR yog 5840 kg (5.84 tons), qhov khawb qhov tob yog 3.89m, qhov siab tshaj plaws txuas ntxiv yog 6.2m, thiab lub thoob khawb lub zog yog 36.6kN.
Sab laug thiab txoj cai boom muaj nuj nqi tso cai rau TB257FR txhawm rau khawb qhov offset nyob rau sab laug thiab sab xis cov lus qhia yam tsis tas yuav hloov lub tshuab. Tsis tas li ntawd, qhov no feature khaws ntau counterweights raws li qhov chaw ntawm lub tshuab, yog li txhim kho stability.
Nws tau hais tias lwm qhov zoo dua ntawm cov kab ke no yog lub peev xwm ntawm lub boom kom tau stowed saum nruab nrab ntawm qhov chaw, uas ua rau nws yuav luag ua tiav kev sib hloov hauv qhov dav ntawm txoj kab. Qhov no ua rau nws zoo tagnrho rau kev ua haujlwm hauv ntau qhov chaw tsim kho, suav nrog txoj kev thiab choj, txoj kev hauv nroog thiab nruab nrab ntawm cov tsev.
"Takeuchi zoo siab muab TB257FR rau peb cov neeg siv khoom," said Toshiya Takeuchi, Thawj Tswj Hwm ntawm Takeuchi. "Takeuchi txoj kev cog lus rau peb cov kev lig kev cai ntawm kev tsim kho tshiab thiab kev siv thev naus laus zis tau tshwm sim hauv lub tshuab no. Sab laug thiab sab xis offset boom tso cai rau kev ua haujlwm ntau dua, thiab qhov nruab nrab ntawm lub ntiajteb txawj nqus qis thiab qhov chaw ua haujlwm zoo tshaj plaws tsim lub platform ruaj khov heev. Lub peev xwm hnyav zoo ib yam li cov tshuab tsoos.
Shi Jang ntawm Off-Highway Research tau tshaj tawm cov lus ceeb toom ceev faj ntawm Tuam Tshoj kev ua lag luam thiab cov khoom siv me me, ceeb toom tias kev ua lag luam yuav dhau los ua saturated. Qhov no yog vim qee tus Suav OEMs uas xav kom ceev nrooj nce lawv txoj kev lag luam tau txo tus nqi ntawm lawv cov excavators me me los ntawm 20%. Yog li ntawd, raws li kev muag khoom loj hlob, cov nyiaj tau los tau raug nyem, thiab tam sim no muaj ntau lub tshuab ntawm kev ua lag luam ntau dua li yav dhau los.
Tus nqi muag ntawm cov excavators me me tau poob los ntawm tsawg kawg yog 20% ​​piv rau xyoo tas los, thiab cov khoom lag luam ntawm cov tuam txhab thoob ntiaj teb tau poob qis vim tias lawv tsis tuaj yeem txo tus nqi vim lawv cov khoom siv hluav taws xob siab. Lawv npaj yuav qhia qee lub tshuab pheej yig dua yav tom ntej, tab sis tam sim no kev lag luam yog tag nrho ntawm cov tshuab qis. "Shi Zhang taw qhia.
Tus nqi qis tau nyiam ntau tus neeg siv khoom tshiab los yuav cov tshuab, tab sis yog tias muaj ntau lub tshuab hauv khw thiab cov khoom ua haujlwm tsis txaus, kev ua lag luam yuav poob qis. Txawm hais tias kev muag khoom zoo, cov txiaj ntsig ntawm cov tuam txhab ua lag luam tau raug nyem vim tus nqi qis. ”
Jang ntxiv tias tus nqi qis ua rau nws nyuaj rau cov tswv lag luam kom tau txais txiaj ntsig, thiab txo tus nqi los txhawb kev muag khoom yuav muaj kev cuam tshuam tsis zoo rau kev muag khoom yav tom ntej.
"World Architecture Week" xa ncaj qha mus rau koj lub inbox muab kev xaiv ntawm cov xov xwm tshiab, kev tshaj tawm cov khoom lag luam, cov ntawv tshaj tawm nthuav tawm thiab ntau ntxiv!
"World Architecture Week" xa ncaj qha mus rau koj lub inbox muab kev xaiv ntawm cov xov xwm tshiab, kev tshaj tawm cov khoom lag luam, cov ntawv tshaj tawm nthuav tawm thiab ntau ntxiv!
SK6,000 yog ib qho tshiab 6,000-tuj muaj peev xwm super hnyav nqa crane los ntawm Mammoet uas yuav koom ua ke nrog SK190 thiab SK350 uas twb muaj lawm, thiab SK10,000 tau tshaj tawm xyoo 2019
Joachim Strobel, MD Liebherr-EMtec GmbH hais txog Covid-19, vim li cas hluav taws xob yuav tsis yog tib lo lus teb, muaj ntau ntxiv