Makoko amatha kugawidwa m'mitundu iwiri malinga ndi mawonekedwe awo: mbedza limodzi ndi zokowera ziwiri. Akhozanso kugawidwa m'mitundu itatu kutengera njira yopangira: zikopa za laminated, mbedza zopangira, ndi kuponya mbedza. Panopa, zokowera zomwe zimawoneka bwino ndi zokopa zokopa limodzi. Zokowera zotayira siziloledwa kugwiritsidwa ntchito pa ma cranes. Ndoko […]
30
Dec
Dec
Characteristics PortabilityZogulitsa zamagulu ang'onoang'ono a hoist ndizocheperako, wopepuka kulemera, compact, ndi opangidwa mwapamwamba, kuwapangitsa kukhala osunthika kwambiri. Ma hoists awa adapangidwa kuti azinyamulidwa mosavuta, zomwe ndizothandiza kwambiri pamasamba osiyanasiyana antchito. Kaya ndi ntchito yokonza nyumba yaying'ono kapena ntchito yokonza mwachangu pamalopo, kunyamula kwawo […]
30
Dec
Dec
(1) Requirements for Elastic Base Plates The elastic base plates are made of rubber sheets, and their properties should meet the following requirements: a Shore hardness of 70 – 80 madigiri, a tensile strength greater than 130 kg/cm², an elongation at break greater than 300%, and a compressive elastic modulus of 700 – 1200 kg/cm². […]
24
Dec
Dec
Ine. Mfundo Zopangira Njira Zachitetezo mu Ntchito Za Crane Kuonetsetsa kuti — Viaduct Mainline Bridge Project imayendetsedwa mosamalitsa malinga ndi momwe bungwe lovomerezeka limapangidwira, kukweza ndi kukweza njira kumayendetsedwa bwino, ndipo ntchito zonse zimagwirizana ndi malamulo oyendetsera ntchito, chikalata ichi chikufotokoza njira zachitetezo ndi cholinga chosamalira […]
23
Dec
Dec
1. Kuyimilira Kotetezedwa Pamachitidwe a crane, ndizoopsa kwambiri kuyimirira pansi pa boom, pansi pa katunduyo, m'malo okweza chinthucho chisanakwezedwe, m'dera la katatu lopangidwa ndi zingwe zowongolera, kuzungulira zingwe zoyenda mwachangu, kapena kumbali ya kugwedezeka kuchokera ku mbedza zokhotakhota kapena ma pulleys. Ngati mwadzidzidzi pachitika, […]
22
Dec
Dec
Gawo I: Kupeza ndi Kubwereketsa Tower Cranes 1. Kugula New Tower Cranes Kuti muwonetsetse chitetezo komanso kutsata, makina onse atsopano a nsanja ayenera kugulidwa kwa opanga omwe ali ndi ziphaso zovomerezeka zopangira. Zolemba zotsatirazi ndizovomerezeka mukagula: Satifiketi yoyendera zida. Ziphaso za chitsimikizo cha zigawo zofunika kwambiri, kuphatikizapo mabawuti olumikiza mwamphamvu kwambiri ndi zingwe zokwezera waya. […]
21
Dec
Dec
Kuonetsetsa kuti zochepetsera zida zikudutsa kuyesa kwa fakitale, ndikofunikira kuthana ndi vuto la kuchuluka kwa phokoso lapakati. Mayesero ogwiritsira ntchito mita ya ND6 yolondola kwambiri amasonyeza kuti zochepetsera phokoso zotsika zimalembetsa 72.3 dB(A), kukwaniritsa miyezo ya fakitale, pamene zida zochepetsera phokoso lapamwamba zimafika 82.5 dB(A), kulephera kukwaniritsa zofunikira. Kupyolera mu kuyesa mobwerezabwereza, kusanthula, […]
20
Dec
Dec
Kuyika mayendedwe a crane ndi njira yofunika kwambiri yomwe imawonetsetsa kuti ma crane akuyenda bwino ndikuyenda bwino.. Mfundo zotsatirazi zikufotokoza ndondomeko ya kukhazikitsa: 1. Kuyika Mzere Pogwiritsa ntchito nsonga yoyikira girder ngati cholembera, tumizani theodolite kukhazikitsa mfundo zoyambira. Pa mtunda wa 60mm kuchokera njanji centerline, […]
19
Dec
Dec
Chiyambi Kuyika pansi ndi gawo lofunikira pachitetezo cha crane, kuonetsetsa chitetezo cha onse ogwira ntchito ndi zipangizo ku zoopsa zamagetsi. Kuyika pansi koyenera kumachepetsa kuopsa kwa kugwedezeka kwamagetsi, moto, ndi kuwonongeka kwa zida popereka njira yodalirika kuti mafunde amagetsi aziyenda bwino padziko lapansi. Bukuli limapereka chithunzithunzi chokwanira cha zofunikira zoyambira […]
18
Dec
Dec
Chiyambi Ma cranes a Beam ndi amodzi mwa mitundu yomwe imagwiritsidwa ntchito kwambiri pazida zonyamulira m'mafakitale ndi zomangamanga. Amadziwika ndi kuthekera kwawo kusuntha katundu mopingasa motsatira njanji ziwiri kapena njanji imodzi. Bukhuli limapereka kufufuza mozama kwa mitundu ndi mapangidwe a ma crane a matabwa, kuphatikizapo ntchito zawo […]