ʻO Kaishan KG420B Surface DTH Drilling Rig — Paʻa Kiʻekiʻe a me ka Hana Kiʻekiʻe-Torque
ʻO ka Kaishan KG420B kahi mīkini wili DTH hana kiʻekiʻe, ʻano māhele ʻia i hoʻolālā ʻia no nā koi hana kaumaha o ka hana ʻeli pōhaku a me ka hana mining. Me kahi ala hoʻolālā pelu kūikawā a me kahi ʻenekini Yuchai 4-cylinder ikaika, ua kūkulu ʻia kēia mīkini e hāʻawi i ke kūpaʻa kūikawā ma nā pali piʻi a me ka ʻāina ʻaʻole like. ʻO ia ke koho kūpono no nā mea hoʻohana e pono ai kahi mīkini hilinaʻi a kiʻekiʻe-torque i hiki ke wili i nā lua anawaena nui i nā kūlana geological paʻakikī.
He hoʻonui koʻikoʻi kēia kumu hoʻohālike i ka moʻo KG420, i hoʻonohonoho pono ʻia no ka hoʻokō ʻana i nā kūlana hoʻokuʻu diesel me ka hoʻonui ʻana i ka mana mechanical holoʻokoʻa. Hāʻawi ka ʻenekini Yuchai YC4DK80-T302 i kahi 58KW paʻa, e hāʻawi ana i ke kumu no ka torque rotary i hoʻonui ʻia a me ka wikiwiki. Ua hana ʻo Shaanxi Kaishan i kēia rig e lawelawe i nā anawaena lua mai 90mm a hiki i 130mm, e lilo ia i hoʻokahi o nā rigs versatile loa i kāna papa.
ʻO kahi hiʻohiʻona mīkini kūikawā o KG420B ʻo ia ke ala hoʻopaʻa pelu i hui pū ʻia me ka hoʻohālikelike ʻana o ke ala (± 10°). ʻAe kēia i ka rig e mālama i kahi kikowaena haʻahaʻa o ke kaumaha a me ka traction maikaʻi loa ʻoiai ke piʻi nei i nā pali 30-degere. ʻO ka hoʻohana ʻana i kahi motika hele plunger e hōʻoiaʻiʻo ana i ka propulsion torque kiʻekiʻe, ʻoiai ʻo ka ʻōnaehana hoʻokele 4-huila e hāʻawi i ka paʻa e pono ai no nā papahele lua pōhaku ʻino. Hoʻohui ka hale ʻaoʻao mānoanoa a me nā apo hāpai i hoʻohui ʻia i kahi papa o ka paʻa o ka pae ʻoihana a me ka hiki ke lawe ʻia.
Ua hoʻomaikaʻi nui ʻia ka hana ʻeli ʻana ma o ka hoʻohana ʻana i kahi cylinder hāpai nui aʻe a me kahi kaulahao lau i hoʻoikaika ʻia. Hoʻololi kēia mau hoʻonui i kahi ikaika hāpai 25KN a me kahi hahau hānai o 3780mm, e hōʻoiaʻiʻo ana i ka lawelawe ʻana i ka hāmare hilinaʻi a me ka hoʻokele koʻokoʻo. Me ka torque rotary kiʻekiʻe loa o 2000N·m a me nā wikiwiki a hiki i 140rpm, hiki i ka KG420B ke hoʻoikaika pono i ka pōhaku paʻakikī (f=6-20) me ka hoʻohana ʻana i nā hāmare 3″ a i ʻole 4″.
Hāʻawi ka ʻōnaehana boom a me ke kaola o ka rig i ka maʻalahi kūikawā. Me ka huina o ke kaola o 185° a me ka laulā swing o 145°, hiki i nā mea hoʻohana ke hiki i nā kūlana wili paʻakikī me ka maʻalahi. Hōʻoia ka hiʻohiʻona uku 900mm e noho paʻa ana ke ala alakaʻi me ka honua, e hōʻemi ana i ka haʻalulu a hoʻomaikaʻi i ka pololei o ka lua. Hiki ke wili ʻia nā lua pae ma nā kiʻekiʻe mai 350mm a 2750mm.
No ka pono o ka ʻeli ʻana, paipai mākou e hoʻohui i ka KG420B me nā mea hoʻopili wili kiʻekiʻe ʻo Kaishan e like me KSCY550-13, KSCY570/12-550/15, a i ʻole LGCY17/18-18/15T. He kūpono loa kēia mea hana no ka hana ʻeli lua ākea waena a nui, ke kūkulu ʻana i nā alanui, a me nā papahana ʻōnaehana like ʻole e pono ai ka ʻeli ʻana i ka DTH hohonu a pololei.
Nā Kikoʻī ʻenehana
| Palena | Waiwai |
|---|---|
| Kaumaha | 4150 KG |
| Nā Ana | 5500 × 2250 × 2350 mm |
| Paʻakikī Pōhaku | f = 6-20 |
| Anawaena o ka lua | Φ90 – 130 mm |
| Ka hohonu o ka ʻeli ʻana i ka hoʻokele waiwai | 25 mika |
| Ka wikiwiki o ka wili | 0 – 140 rpm |
| ʻO ka Torque Rotary Max | 2000 N·m |
| Ka ikaika hāpai | 25 KN |
| Ka Hahau ʻAi | 3780 mm |
| Ka wikiwiki o ka huakaʻi | 0 – 2.5 km/h |
| Ka Hiki ke Piʻi | ≤ 30° |
| Ka Hoʻomaʻemaʻe ʻĀina | 280 mm |
| Ka Hoʻohālikelike ʻana i ke Ala | ± 10° |
| ʻAno Hana Hānai | ʻO ka paukūʻaila + kaulahao lau |
| Ke Kikowaena Kukui | Iho 135° / I luna 50° (185° huina) |
| Kukui Kukui | Hema 100° / ʻĀkau 45° (145° huina) |
| Hoʻonui i ka leo | Iho 50° / I luna 25° (75° huina) |
| ʻŌwili Boom | Hema 44° / ʻĀkau 45° (89° huina) |
| Uku | 900 mm |
| ʻenekini | ʻO Yuchai YC4DK80-T302 (58KW / 2200rpm) |
| Hāmare DTH | 3″ a i ʻole 4″ |
| ʻO ke koʻokoʻo wili | Φ64 × 3m / Φ76 × 3m |
| Ka hoʻohana ʻana i ka ea | 10 – 17 m³/min |
| Kiʻekiʻe o ka lua pālahalaha kiʻekiʻe loa | 2750 mm |
| Kiʻekiʻe o ka lua pālahalaha Min | 350 mm |
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