HL820ST ke mochini o chekang hamore o kaholimo ho metsi, o etselitsoeng DL311 le DL321 ho cheka mekoti e tebileng ka tlas'a lefatše.
Tšebeliso ea Sehlahisoa
HL820ST hydraulic rock drill e etselitsoe ho netefatsa bokhoni bo phahameng ba ho cheka, tlhokomelo e bonolo le litšenyehelo tse tlase tsa ts'ebetso.Sebopeho sa ho cheka lejoe se thehiloe holim'a mojule o moholo o kopantsoeng le liboutu tse 'nè tse khutšoanyane tsa mahlakoreng;Sena se tiisa palo e fokolang ea libaka tse kopanetsoeng le libaka tse kholo tsa ho kopana.Mojule oa tšusumetso o bonolo ka moralo mme o na le likarolo tse peli feela tse tsamaeang: piston le sleeve ea distributor ho potoloha piston.Likarolo tse tsamaeang ha li kopane le mojule oa 'mele oa rock drill.
HL820ST e na le "stabilizer" hanyane e fetolang matla a ts'usumetso ho latela maemo a fetohang a mafika, ho netefatsa khokahano e ntle ea rock-bit le phetisetso ea matla, ho ntlafatsa sekhahla sa ho cheka le bophelo ba lisebelisoa tsa majoe.
Ho na le mefuta e 'meli ea likoloi tsa rotary ho kopana le torque ea rotary le litlhoko tsa RPM bakeng sa li-apertures tse fapaneng le libopeho tsa majoe.Li-extractor tsa boikhethelo tsa motlakase li sebelisetsoa ho bula manonyeletso a sesebelisoa sa rock ka letsoho kapa ka boits'oaro ha ho sebelisoa lesoba le le leng kapa boiketsetso ba fan.Moralo oa HL820ST o koahetse palo ea litokelo tsa molao.
| Lintlha tsa tekheniki | |
| Sebaka sa bophara ba lesoba | 54 - 89 limilimithara |
| Matla a kinetic | 21kW |
| Sekhahla sa molumo | 42 - 53 Hz |
| Khatello ea ho sebetsa Ho otlanya Ho potoloha | 80-200 bar Ho fihlela ho 200 bar |
| Mofuta oa koloi ea ho potoloha | OMT200 / 250 |
| Setsibotsi | Mofuta oa sleeve |
| Bolelele ba shank | 600 limilimithara |
| Lisebelisoa tsa majoe le li-diameter tsa lesoba | ||
| Khoele | Ropa mm | Sekoti mm |
| T35 | 39 | 54-57 |
| T38 | 39 | 64 |
| T45 | 46 | 76 |
| T45 | 65 (tube) | 76-89 |
| T51 | 52 | 89 |
