
Crane ya underhung bridge, yomwe imadziwikanso kuti under-running crane, ndi njira yosunthika yosunthika yomwe idapangidwa kuti ikwaniritse bwino malo ogwirira ntchito. Mosiyana ndi ma cranes othamanga kwambiri, dongosololi limayimitsidwa mwachindunji ku nyumbayi's mawonekedwe apamwamba, kuthetsa kufunikira kwa zowonjezera zowonjezera pansi kapena mizati. Mbali imeneyi imapangitsa kukhala chisankho choyenera kwa malo omwe malo apansi ndi ochepa kapena kumene kusunga malo ogwirira ntchito ndikofunikira.
M'kachitidwe kakang'ono, magalimoto omalizira amayenda m'munsi mwa mizati ya msewu wonyamukira ndege, zomwe zimathandiza kuyenda bwino komanso molondola. Miyendo ya njanjiyi imapanga mawonekedwe othandizira omwe amawongolera crane's ntchito. Poyerekeza ndi ma cranes othamanga kwambiri pama milatho, ma cranes opachikidwa pansi nthawi zambiri amakhala opepuka pomanga, komabe amapereka mphamvu zokweza bwino komanso zodalirika pamapulogalamu apakati.
Ma cranes a Underhung bridge amagwiritsidwa ntchito kwambiri m'mashopu, mizere yamisonkhano, ndi malo opangira momwe zinthu zimagwirira ntchito moyenera komanso kusinthasintha ndizofunikira kwambiri. Zitha kuphatikizidwanso mosavuta kuzinthu zomwe zilipo kale, kuchepetsa ndalama zowonjezera komanso nthawi yopuma. Ndi kapangidwe kawo kakang'ono, kugwira ntchito mwakachetechete, komanso kugwiritsa ntchito bwino malo, ma cranes omwe ali pansi pa mlatho amapereka njira yotsika mtengo komanso yothandiza yokweza ntchito zosiyanasiyana zamafakitale.
Kupanga ndi Kumanga Mizere:Ma Crane a Underhung Bridge amagwira ntchito yofunika kwambiri popanga ndi kusonkhanitsa zinthu zomwe zimafuna kugwiridwa bwino ndi gawo. M'mafakitale monga zamagalimoto, zamagetsi, ndi uinjiniya wolondola, ma craneswa amathandizira kusamutsa bwino zinthu zonse zolimba komanso zolemetsa pakati pa malo ogwirira ntchito. Kukhoza kwawo kugwira ntchito m'malo oletsedwa kapena ocheperako kumawapangitsa kukhala abwino kwa malo ochitira misonkhano yovuta, kuchepetsa chiwopsezo cha kuwonongeka kwa zinthu kwinaku akuwongolera kupanga bwino.
Kusungirako katundu ndi Logistics:M'malo osungiramo zinthu komanso malo opangira zinthu komwe kukhathamiritsa kwa malo ndikofunikira, ma cranes opukutidwa amapereka njira yabwino yogwiritsira ntchito zinthu. Imayimitsidwa padenga, amachotsa kufunikira kwa mizati yothandizira, kumasula malo ofunikira pansi kuti asungidwe ndi kuyenda kwa zida. Mapangidwe awo ophatikizika amalola kuti ma forklift ndi ma conveyor azigwira bwino ntchito, kuonetsetsa kuti ntchito ikuyenda bwino.
Kukonza Chakudya ndi Chakumwa:Kwa mafakitale omwe ali ndi zofunikira zaukhondo, monga kukonza zakudya ndi zakumwa, ma cranes ophwanyika amatha kupangidwa pogwiritsa ntchito zitsulo zosapanga dzimbiri kapena zinthu zina zolimbana ndi dzimbiri. Malo awo osalala ndi zida zotsekeredwa zimathandiza kupewa kuipitsidwa, kuthandizira kutsata miyezo yaukhondo ndikusunga kayendetsedwe kabwino ka zida ndi zinthu zomalizidwa.
Zamlengalenga ndi Makina Olemera:Ma cranes omwe ali pansi pa nthaka amagwiritsidwanso ntchito kwambiri muzamlengalenga, chitetezo, ndi kupanga makina olemera, pomwe kugwira zinthu zazikulu, zosawoneka bwino, komanso zomveka zimafuna kuwongolera ndi kuwongolera. Kuyenda kosalala, kosasunthika komanso kuyika katundu wolondola kwa ma cranes opachikidwa amachepetsa kuopsa komanso kuteteza zida zamtengo wapatali, kuwonetsetsa chitetezo ndi kudalirika pakukweza kulikonse.
1. Kodi crane yomwe ili pansi pa mlatho ingakweze kulemera kotani?
Ma cranes a Underhung Bridge amapangidwa kuti azigwira katundu woyambira pa 1 toni mpaka matani 20, kutengera kamangidwe ka girder, mphamvu yokweza, komanso kapangidwe kake. Kwa ntchito zapadera, zida zonyamulira makonda zitha kupangidwa kuti zikwaniritse zofunikira zogwirira ntchito.
2. Kodi ma cranes opachikidwa akhoza kusinthidwa kukhala malo omwe alipo kale?
Inde. Chifukwa cha kapangidwe kawo kopepuka komanso kopepuka, ma cranes opindika pansi amatha kuphatikizidwa mosavuta ndi nyumba zomwe zilipo popanda kusintha kwakukulu. Izi zimawapangitsa kukhala kusankha kotsika mtengo pakukweza makina ogwiritsira ntchito zinthu m'malo akale kapena opanda malo.
3. Kodi ma cranes omwe amang'ambika amathandizira bwanji mphamvu zamagetsi?
Ma crane opangidwa ndi underhung amapangidwa ndi zida zopepuka komanso njira zotsika pang'ono, zomwe zimapangitsa kuyenda bwino komanso kuchepetsa kugwiritsa ntchito mphamvu. Kuchita bwino kwamphamvu kumeneku kumathandizira kuchepetsa ndalama zonse zokonzetsera ndikuwongolera kukhazikika kwanthawi yayitali.
4. Kodi ma cranes opachikidwa ndi oyenera kugwiritsidwa ntchito panja?
Ngakhale kuti zidapangidwa kuti zizikhala m'nyumba, ma cranes omangika amatha kukhala ndi zokutira zomwe sizingagwirizane ndi nyengo, zida zamagetsi zomata, komanso zida zolimbana ndi dzimbiri kuti zizigwira ntchito bwino panja kapena panja.
5. Ndi mafakitale ati omwe amapindula kwambiri ndi ma cranes opachikidwa?
Ndiwoyenera kupanga, kusungirako zinthu, magalimoto, kukonza chakudya, ndi gawo lazamlengalenga, komwe kuwongolera katundu ndi kuyendetsa bwino malo ndikofunikira.
6. Kodi ma cranes omangika pansi amatha kugwira ntchito panjira zokhotakhota?
Inde. Makina awo osinthika amatha kupangidwa ndi ma curve kapena masiwichi, kulola crane kuphimba masanjidwe ovuta kupanga bwino.
7. Ndi zinthu ziti zachitetezo zomwe zikuphatikizidwa?
Ma cranes amakono omwe ali pansi amabwera ndi chitetezo chochulukirachulukira, makina oyimitsa mwadzidzidzi, zida zothana ndi kugundana, ndi ma drive oyambira bwino, kuwonetsetsa kuti zikugwira ntchito motetezeka komanso modalirika m'malo onse ogwira ntchito.