SEVENCRANE ke sehlopha se etelletseng pele China sa crane likhoebo tse ileng tsa thehoa ka 1995, le ho sebeletsa bareki ba bangata lefatšeng ka bophara ho fana ka sete e felletseng ea projeke ea ho phahamisa e tsoetseng pele, ho kenyeletsoa Gantry crane, Bridge crane, Jib crane, Accessory. a). SEVENCRANE e se e fumane mangolo a CCC, CE, BV, SGS, ISOOHSAS 'me e hapile likhau tse fetang 60. b). Khampani ea rona e fana ka litšebeletso bakeng sa lik'hamphani tse fetang 5000, 'me lihlahisoa litummeng linaheng tse fetang 100. Jib crane e tumme haholo mafapheng a mangata a indasteri. Ka litsela tse 'maloa tse fapaneng tsa ho lokisa jib leboteng kapa fatše, le mefuta e fapaneng ea li-hoist tse fumanehang, li loketse ka ho feletseng meahong e mengata e fapaneng. Thepillar jib cranesho ba le boima ba boima ba ho fihla ho 2,000kg le motsamao oa ho hlaba o ka fihlang likhato tse 300 ka jib ea litšiea, le likhato tse 270 tse nang le jib e kentsoeng leboteng.
Thepillar jib cranee etselitsoe ho kengoa ka bolokolohi mokatong oa moaho. Crane ena ea mesebetsi e fana ka mefuta e mengata ea 270° e nang le bolelele ba letsoho la jib ho fihla ho 7 m le Safe Working Loads (SWL) ea ho fihla ho 1.0 t. Li-slewing stops li u lumella ho ikamahanya le mefuta e fapaneng ea li-slewing ho latela litlhoko tsa hau.
Thekholomo e tsitsitseng jib cranehangata e sebelisoa ho ts'ehetsa mesebetsi ea ho phahamisa eo hangata e leng maemong a tlase a matla. Meroalo e ka phahamisoa kapele le ka mokhoa o sireletsehileng 'me e ka fetisoa ntle le matsapa le ka nepo ka lebaka la letsoho la jib le sebetsang hantle.
Bokaholimo ba kholomo ea ho ema bo fanoa ka tšehetso ea rotary letenyetsehang ho potoloha.
Molamu oa ho ema o entsoe ka tube ea tšepe e se nang seamless, boima bo bobebe, boima bo phahameng, mojaro o moholo.
Lebili la nylon le khethehileng la boenjiniere le nang le li-rolling bearings le amoheloa, le khohlano e nyane ebile le tenyetseha.
Compact sebopeho, bonolo opereishene, ka a mefuta e fapaneng ya hoist motlakase. Thepillar jib cranee ka hlomelloa ka lithapo tsa lithapo tsa motlakase, li-hoist tsa ketane ea motlakase kapa li-hoist tsa letsoho. Tshebetso e babatsehang, moralo o utloahalang,mosebetsi o phahameng bokgoni, ho boloka nako le matsapa.
