Cone bit chishandiso chakagadzirwa ne tungsten kana simbi yakaoma inopwanya matombo panguva yekuchera.Kazhinji inogadzirwa nezvidimbu zvitatu zvinotenderera zvine mazino akaomarara anotsemura dombo kuita zvidimbu zvidiki.Icho chinhu chinowanzoshandiswa mukuita trenchless drilling mashandiro.
Rimwe zita rekoni bit is roller cone bit.
Trenchlesspedia Inotsanangura Cone Bit
Howard Hughes, Sr. anozivikanwa nekugadzirwa kwe "Sharp-Hughes" rock drill bit.Akagamuchira patent yayo muna 1909. Mwanakomana wake, ane mukurumbira Howard Hughes, Jr., akava mumwe wevarume vakapfuma kwazvo pasi rose nekushandisa mari pazvakagadzirwa panguva yekuwedzera kwemafuta ekuTexas.
Kugona kupwanya dombo panguva yekuboora kwakaita kuti koni irume chishandiso chakanakisa.Iyo yemazuva ano yebhiti, iyo tri-cone rotary drill bit, inoshandisa musanganiswa wekutenderera uye kutenderedzwa kwezvinhu zvakaomeswa kuti iparadze dombo parinoroverwa zvakadzika muvhu.High-velocity fluid inomanikidzwa kuburikidza ne annulus ye tambo yekuboora, iyo inobvisa zvidimbu zvedombo zvakaputsika uye zvinodzokera nazvo kumusoro.
Nguva yekutumira: Sep-01-2022