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功能用途
頂(ding)部(bu)(bu)(bu)驅動鉆(zhan)(zhan)(zhan)井(jing)裝(zhuang)置(zhi),可以(yi)直(zhi)接從(cong)井(jing)架(jia)空間(jian)上部(bu)(bu)(bu)直(zhi)接旋轉鉆(zhan)(zhan)(zhan)柱,并(bing)沿井(jing)架(jia)內專用(yong)導軌(gui)向下送進(jin),完成鉆(zhan)(zhan)(zhan)柱旋轉鉆(zhan)(zhan)(zhan)進(jin)、循(xun)環鉆(zhan)(zhan)(zhan)井(jing)液、接單根、上卸扣和倒劃眼等多(duo)種鉆(zhan)(zhan)(zhan)井(jing)操作的(de)(de)鉆(zhan)(zhan)(zhan)井(jing)裝(zhuang)備。頂(ding)驅減(jian)速(su)機為頂(ding)驅裝(zhuang)置(zhi)中的(de)(de)主要傳(chuan)動部(bu)(bu)(bu)件,實(shi)現從(cong)電(dian)機到鉆(zhan)(zhan)(zhan)柱力矩(ju)與速(su)度的(de)(de)傳(chuan)遞和鉆(zhan)(zhan)(zhan)井(jing)鉆(zhan)(zhan)(zhan)具的(de)(de)提升