Lo mhlahlandlela ophelele uhlola ubunkimbinkimbi be ama-cranes ombhoshongo ophansi, enikeza imininingwane yokusebenza kwazo, imibandela yokukhetha, kanye nezicelo. Sicubungula izici ezibalulekile, ukucatshangelwa kokuphepha, nezici okufanele uzicabangele lapho ukhetha i-crane efanelekile yephrojekthi yakho. Funda indlela yokuthuthukisa ukusebenza kahle nokunciphisa izingozi ezihlobene nale mishini yokuphakamisa enamandla.
A phansi umbhoshongo crane ihluka kuma-cranes abaphezulu endleleni yabo yokubulala. Esikhundleni sokuthi i-crane jib ijikeleze phezulu, sonke isakhiwo sombhoshongo sizungeza esisekelweni esingezansi. Lo mklamo unikeza izinzuzo ezimbalwa, okuhlanganisa ukuzinza okwengeziwe, ikakhulukazi ezimweni zomoya eziyinselele. Isisekelo ngokuvamile sihlanganisa indandatho enkulu eyisiyingi, evumela ukuzungezisa okubushelelezi nokulawulwayo. Ukuqonda izici eziyingqayizivele ze ama-cranes ombhoshongo ophansi kubalulekile ekukhetheni izinto zokusebenza ezifanele zamaphrojekthi athile wokwakha.
Ocranes ababhoshongo abaphansi ayatholakala ngamakhono okuphakamisa ahlukahlukene kanye nobude obuphezulu behhuku, kuye ngemodeli nomkhiqizi. Lokhu kucaciswa kuthinta ngokuqondile ukufaneleka kwe-crane kumaphrojekthi ahlukene. Amaphrojekthi amakhulu adinga ukukhushulwa kwemithwalo esindayo azodinga ama-cranes anamandla okuphakamisa aphezulu. Ngokufanayo, ubude behuku obudingekayo kufanele buhambisane nobukhulu obuqondile bendawo yokwakha.
Indlela yokubulala iyingxenye ebalulekile ye-a phansi umbhoshongo crane. Isho ukushelela kanye nesivinini sokujikeleza. Izinto ezifana nosayizi nomklamo wendandatho yokugebenga, kanye nomthombo wamandla, kuthonya ukusebenza kahle nokunemba kokunyakaza kwe-crane. Izivinini eziphakeme zokuzungezisa zingathuthukisa ukusebenza kahle, kodwa ukucatshangelwa kokuphepha kufanele kuhlale kubalulekile.
Ubude be-jib buthinta kakhulu ukufinyelela kwe-crane kanye nendawo yokusebenza. Ukulungiselelwa okuhlukile kwe-jib, okufana nama-jibs e-luffing (okukwazi ukushintsha i-engeli yawo) noma ama-jib agxilile, ayatholakala ukuze avumelane nezidingo zephrojekthi ezihlukahlukene. Ukukhetha ubude be-jib obufanele kuqinisekisa ukuthi i-crane ingafinyelela kuzo zonke izindawo ezidingekayo endaweni yokwakha.
Ukuphepha kubaluleke kakhulu uma usebenzisa noma yimuphi u-crane. Ocranes ababhoshongo abaphansi ngokuvamile zihlanganisa izici zokuphepha ezimbalwa, ezihlanganisa amasistimu okuvikela ukugcwala kakhulu, izitobhi eziphuthumayo, namadivayisi okuqapha isivinini somoya. Lezi zici zisiza ukunciphisa ubungozi futhi ziqinisekise ukuphepha kwabasebenzi namathuluzi. Ukuhlolwa njalo nokunakekelwa kubalulekile ekugcineni ubuqotho balezi zinhlelo zokuphepha.
Ukukhetha ekahle phansi umbhoshongo crane kuhilela ukucutshungulwa ngokucophelela kwezici ezimbalwa:
Abakhiqizi abaningana abahlonishwayo bakhiqiza izinga eliphezulu ama-cranes ombhoshongo ophansi. Ukuqhathanisa izici, ukucaciswa, kanye namanani avela kubakhiqizi abahlukene kubalulekile ukuze uthole inketho engcono kakhulu yephrojekthi yakho. Cabangela izici ezifana nesithunzi, ukwesekwa kwamakhasimende, neminikelo yesiqinisekiso.
| Umkhiqizi | Amandla okuphakamisa (amathani) | Ubukhulu. Ubude beHook (m) | Ubude be-Jib (m) |
|---|---|---|---|
| Umkhiqizi u-A | 10-20 | 50-80 | 40-60 |
| Umkhiqizi B | 15-30 | 60-100 | 50-70 |
Qaphela: Ukucaciswa okuqondile kuyehluka kuye ngemodeli. Hlala ubheka ama-data sheet omkhiqizi ukuze uthole ulwazi olunembile.
Ukuze uthole olunye usizo ekukhetheni okuphelele phansi umbhoshongo crane ngezidingo zakho ezithile, cabanga ukuxhumana I-Suizhou Haicang Automobile sales Co., LTD – umthombo onokwethenjelwa wezixazululo zemishini esindayo. Ubuchwepheshe babo bungakuqondisa ekwenzeni isinqumo esinolwazi esibeka phambili ukuphepha nokusebenza kahle.
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