Usoro ndị na-emegharị ụkwụ atọ na-emegharị pile driver multishaft bụ ụdị akụrụngwa drilling dị arọ nke a na-emezigharịrị maka ọrụ ntọala multi-point n'otu oge na injinia ntọala miri emi. Usoro ndị a na-eji isi drilling atọ dị iche, nke ọ bụla na-akwado site na Kelly bars na usoro ịkwọ ụgbọala, na-enye ndị na-arụ ọrụ ohere iji mee ọtụtụ borings n'otu oge site na otu ikpo okwu. Nhazi akụrụngwa a bụ isi na owuwu mgbidi diaphragm, curtain cutoff, usoro secant pile, na ngwa ngwakọta ala composite ebe ọrụ nke otu shaft ga-abụ ihe na-eri ego ma ọ bụ na-adịghị mma maka oge na nkọwa ọrụ. Usoro ọrụ nke multishaft rotary pile drivers na-ejikọta na ọrụ nke isi drilling atọ na-etinye na ihe owuwu kwụ ọtọ. Ọ bụla shaft nwere usoro hydraulic pụrụ iche, torque transmission units, na njikwa ibu na bit, na-enye ohere maka drilling nke atọ boreholes na nrụgide bit, ọsọ ntụgharị, na paramita drilling dị iche. Nchekwa a dị mkpa na ngwa ndị chọrọ ịdị elu drilling dị iche ma ọ bụ ọnọdụ ala dị iche na mpaghara ọgwụgwọ. Nhazi nkwado atọ na-enye nkwụsi ike dị egwu n'oge ọrụ rotary, na-ekesa ike nzaghachi n'ụzọ ziri ezi ma na-eme ka mmegharị lateral na-adịghị mma nke nwere ike imetụta ịdị elu ma ọ bụ mee ka ọ gbanwee site na tolerances imewe. Ikwu ike na-ejikarị usoro hydraulic kwụ ọtọ ma ọ bụ usoro gear mechanical, na ụdị oge a na-ejikọta pumps na-agbanwe agbanwe maka arụmọrụ ike na njikwa bore ziri ezi. Na ngwa ọrụ, usoro multishaft atọ na-eji na owuwu mgbidi diaphragm site na drilling parallel secant ma ọ bụ tangent patterns nke na-akọwa perimeter mgbidi. Maka curtain cutoff na owuwu dam, nchekwa landfill, na usoro mgbochi n'okpuru ala, ọrụ atọ n'otu oge na-eme ka oge ọrụ belata nke ukwuu. Ọrụ jet grouting na-enweta uru site na nhazi a mgbe na-emepụta soilcrete columns na grid patterns, ebe ikike multishaft na-enye ohere maka owuwu ngwa ngwa nke ihe mgbochi na-ejikọta. Ngwakọta ala-cement na ọrụ stabilization ala na-enweta uru na drilling atọ n'otu oge iji nweta mkpa ọgwụgwọ n'ime oge a na-emegharị. Ụdị akụrụngwa n'ime nke a na-agbanwe na ikike drilling depth (na-adịkarị 20 ruo 120 mita), torque output (na-adịkarị site na 200 ruo 500 kilonewton-meters kwa shaft), na nhazi ọsọ ntụgharị (0.5 ruo 150 RPM dabere na ngwa). Nhazi dị iche na ụdị mast—leader-fixed, free-standing, ma ọ bụ angle-adjustable variants—nke ọ bụla na-eme ka ọ bụrụ nke ọma maka ọnọdụ geotechnical pụrụ iche na ntọala mgbidi. Ụfọdụ usoro na-ejikọta usoro crowd na hoist nke onwe maka ọ bụla shaft, na-enye ohere maka drilling n'otu oge; ndị ọzọ na-eji ndị na-eduga na-ejikọta na mast na usoro feed nkeonwe. Nhọrọ nke akụrụngwa multishaft rotary gụnyere mkpa diameter boring (na-adịkarị 600 ruo 1500 millimeters), ịdị elu drilling na ala/rock competency, mkpa tolerances verticality (±0.5% ruo ±1.0% nke ịdị elu), geometry nke mpaghara ọrụ na ohere, na ebumnuche mmepụta a na-atụle na mita linear kwa ụbọchị. Nchekwa ike, ikike ala maka ịkwado akụrụngwa, na nkwado na usoro bentonite a na-emegharị ma ọ bụ casing na-eme ka ọ bụrụ ihe dị mkpa na nhọpụta akụrụngwa. Ụkpụrụ ndị metụtara na-achịkwa usoro ndị a gụnyere ISO 6892 maka akụrụngwa pile driving, EN 14199 maka micropiles, EN 1538 maka nkwuputa mgbidi diaphragm, na DIN 4014 maka usoro nnyocha ibu pile. Akụrụngwa ga-emezu ISO 4413 maka usoro ike hydraulic fluid na izute OSHA ma ọ bụ ihe achọrọ nchekwa ọrụ mpaghara maka ọrụ owuwu ntọala miri emi.
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