Laipẹ, Tyhen Foundation KR285CS kekere headroom rotari liluho rig ti a ti kọ ninu ise agbese ti Nongfu Orisun omi ni Hangzhou.A ṣe iṣẹ akanṣe yii ni ile-iṣẹ, pẹlu opin giga ti awọn mita 11 ati aaye ikole dín.Iwọn ila opin ti iho lori aaye jẹ 600mm, ati ijinle iho jẹ nipa 6 ~ 18m.Awọn Jiolojikali ipo nipataki je ti backfill ile fẹlẹfẹlẹ, iyanrin fẹlẹfẹlẹ, backfilled simenti, ati sandstone, ṣiṣe awọn Jiolojikali ikole awọn ipo jo eka.Okuta atẹyin ti o kun ni iwọn didun nla, pẹlu awọn iwọn patiku ti o wa lati 200 si 2000mm.Liluho ni ipa pataki lori awọn odi borehole ati awọn inu inu, ti o jẹ ki o ni ifaragba gaan si iṣubu borehole ati itusilẹ apata.Gẹgẹbi awọn ipele ti o kun ni awọn okuta nla, ṣiṣe iṣiro diẹ sii ju 80% ti akoonu naa, lilo casing gigun fun aabo odi lakoko ikole onsite ko ṣee ṣe.Lati le dinku awọn idiyele fun alabara, lẹhin liluho nipasẹ ogiri borehole ti wó lulẹ, ile pupa tabi amọ ni a lo fun mimu-pada sipo.Awọn ohun elo backfill ti a ki o compacted ni wiwọ, yori si nla ikole isoro.Ilana liluho ti a beere lati wọ inu apata nipasẹ awọn mita 2, fifi iduroṣinṣin, igbẹkẹle, ati agbara idajọ ti ẹrọ fifọ ati oniṣẹ si idanwo naa.Pẹlu atilẹyin kikun ti awọn amoye ikole ipilẹ Tyhen, iṣẹ liluho ti pari ni aṣeyọri, ti n gba iyin apapọ lati ọdọ oniwun iṣẹ akanṣe.
Tyhen Foundation kekere headroom ni kikun hydraulic Rotary liluho rig jara: KR125ES, KR285CS, KR300ES, KR360CS ti a ti mọ ati ki o yìn nipasẹ awọn onibara niwon won ni won se igbekale sinu oja ati ki o gba igbekele ati support ti awọn onibara.Tyhen kekere ori yara kikun-hydraulic rotary liluho rigs ti a ti lo ni Hubei Wuhan Alaja Laini No.11, Shenzhen Guangming City High-iyara Railway, Shenzhen Tiegang Shiyan ifiomipamo, Jiangxi-Shenzhen High-iyara Railway, Shenzhen Guangming City Station Junction, Shenzhen Ibusọ Ọkọ oju-irin Ilu Metro Dayun, Fujian Jingtai Giga Railway, Ibusọ Railway iyara ti Quanzhou, Shenzhen Longgang Subway Station, Guangdong Shantou Ibusọ Railway High Speed, Jiangxi Lushan Railway Station, Guangxi Liuzhou Liugong Factory Building Building Project, Shenzhen Baoan District ati Ise Diversion Pipe Gallery Project, Shenzhen Metro Nanshan Qianjin Road Hub Project, Guiyang Riverside Theatre Project ati awọn iṣẹ akanṣe nla miiran.Tyhen Foundation kii yoo gbagbe aniyan atilẹba, ni ifaramọ si imọran mojuto ti “iye iṣẹ idojukọ”, ati ṣaju ni itara.
Akoko ifiweranṣẹ: Oṣu Kẹsan-02-2023