Kakaretso ea T76 Full Threaded Steel Self Drilling Rock Bolt
Li-ankora tsa ho cheka ke mofuta o khethehileng oa liankora tsa molamu. Anchor ea ho iketla e na le sekoti sa sehlabelo, tšepe e se nang letho ea bophara bo loketseng ba ka ntle le ba ka hare le linate tse kopanyang. 'Mele oa ankora o entsoe ka tube e sekoti ea tšepe e nang le khoele e chitja e kantle. Tshupu ea tšepe e na le karolo ea ho phunya ka lehlakoreng le leng le nate e ts'oanang le poleiti ea tšepe. Li-ankora tsa ho cheka li sebelisoa ka tsela ea hore tšepe e se nang letho (thupa) e be le karoloana ea boitelo e tsamaellanang holim'a eona ho e-na le boro ea khale.
Tlhaloso ea Self Drilling Anchor Rods
R25N | R32L | R32N | R32/18,5 | R32S | R32SS | R38N | R38/19 | R51L | R51N | T76N | T76S | |
Bophara ba ka ntle (mm) | 25 | 32 | 32 | 32 | 32 | 32 | 38 | 38 | 51 | 51 | 76 | 76 |
Bophara ba ka hare(mm) | 14 | 22 | 21 | 18.5 | 17 | 15.5 | 21 | 19 | 36 | 33 | 52 | 45 |
Bophara ba kantle, bo sebetsa hantle(mm) | 22.5 | 29.1 | 29.1 | 29.1 | 29.1 | 29.1 | 35.7 | 35.7 | 47.8 | 47.8 | 71 | 71 |
Boima ba ho beleha (kN) | 200 | 260 | 280 | 280 | 360 | 405 | 500 | 500 | 550 | 800 | 1600 | 1900 |
Boima ba lihlahisoa (kN) | 150 | 200 | 230 | 230 | 280 | 350 | 400 | 400 | 450 | 630 | 1200 | 1500 |
Matla a thata, Rm(N/mm2) | 800 | 800 | 800 | 800 | 800 | 800 | 800 | 800 | 800 | 800 | 800 | 800 |
Matla a tlhahiso, Rp0, 2(N/mm2) | 650 | 650 | 650 | 650 | 650 | 650 | 650 | 650 | 650 | 650 | 650 | 650 |
Boima (kg/m) | 2.3 | 2.8 | 2.9 | 3.4 | 3.4 | 3.6 | 4.8 | 5.5 | 6.0 | 7.6 | 16.5 | 19.0 |
Monyetla le ts'ebeliso ea Self Drilling Anchor Rods
Ts'ebetso ea ho roala holo ea spiral anchor rod ke grouting, kahoo e boetse e bitsoa grouting pipe. E ka potoloha moralong oa kakaretso ho fihlela khatello ea mantlha. Tlas'a khatello, slurry e ka hare e phalla ka ntle, e seng feela e nang le phello e tsitsitseng ho eona, empa e boetse e kena ka lesoba la ankora ha slurry e phalla, e bapala karolo ea ho kopanya lejoe le potolohileng. E na le melemo ea eona ts'ebetsong le ho rala, kahoo e ka bonts'a melemo ea eona ha e sebelisoa:
1, Ke hantle tlas'a phello ena hore phello ea pele ea ts'ehetso e potlakileng e ka finyelloa 'me ho senyeha ha lejoe le potolohileng ho ka laoloa hantle hore phello e ntle ea botsitso e ka finyelloa.
2, E sebelisa mokhoa o se nang letho ho rala, ho kopanya lithupa tsa ankora le liphaephe tsa grouting. Ke hantle mofuta ona oa moralo o nang le melemo e meholo. Haeba e le phala ea setso ea grouting, e ka baka tahlehelo ka lebaka la ho hula morao-rao, e ke keng ea hlahisa ketsahalo e joalo.
3, E ka ntlafatsa haholo boleng ba morero, e leng hantle hobane e ka finyella tekanyo e kholo ea botlalo nakong ea grouting, 'me hammoho le grouting, e ka finyella phello ea khatello ea khatello.
4. Ho se jele paate ha eona ho molemo. Ka ho eketsoa ha lisebelisoa tse ling nakong ea ts'ebeliso, e eketsa ho se nke lehlakore, ho lumella slurry ho phuthela molamu oohle oa ankora o se nang letho. Ke ka lebaka la sena mafome a ke keng a hlaha nakong ea tšebeliso 'me a ka finyella tšebeliso ea nako e telele e le kannete.
5, E boetse e loketse haholo sesebelisoa, se bohlokoa haholo. Hafeela e le bonolo ho sesebelisoa, e ka khutsufatsa nako ea ho lokisa le ho haha. Hammoho le sesebelisoa, ha ho na li-screw tse hlokahalang ho fihlela litlhoko tsa nate ea sesebelisoa le pad.