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      在線咨詢

      擴孔塊式

      擴孔塊式同心鉆具

                           

      總成                                                          中心鉆頭                                擴孔式 

      工作步驟 

      1.啟動鉆具,擴孔塊從中心鉆頭上的滑槽滑出,向四周打開,形成

      擴孔范圍,從而帶動管靴和跟管往下跟進;

      2.到達基巖時,將鉆具上提,擴孔塊收攏后,可將鉆具從孔底提出;

      3.進行下一步施工。

       

      A

      E

      C

      D

      沖擊器

       

      編碼

      跟管

      外徑

      跟管壁厚

      擴孔尺寸

      管靴內孔最小直徑

      所配沖擊器

      所配鉆桿

      KB140

      168 mm

      (6.6”)

      13-19 mm

      (0.51”)-(0.75”)

      184 mm

      (7.25”)

      140 mm

      (5.5”)

      DHD 350

      QL 50 / SD-5

      76, 89 mm

      (3”),  (3.5”)

      KB150

      178 mm

      (7”)

      13-19 mm

      (0.51”)-(0.75”)

      194 mm

      (7.64”)

      150 mm

      (5.90”)

      DHD 350/360

      QL50/60,SD5/6

      76, 89 mm

      (3”),  (3.5”)

      KB165

      193 mm

      (7.6”)

      13-20 mm

      (0.51”)-(0.78”)

      206 mm

      (8.11”)

      164 mm

      (6.45”)

      DHD 360

      QL 60, SD-6

      89, 114 mm

      (3.5”),(4.5”)

      KB180

      219 mm

      (8.62”)

      13-20 mm

      (0.51”)-(0.78”)

      234 mm

      (9.2”)

      182 mm

      (7.16”)

      DHD 360

      QL 60, SD-6

      89, 114 mm

      (3.5”),(4.5”)

      KB210

      244 mm

      (9.6”)

      13-20 mm

      (0.51”)-(0.78”)

      260 mm

      (10.25”)

      210 mm

      (8.25”)

      DHD360/380

      QL-60/80, SD-6/8

      114 mm

      (4.5”)

      KB240

      273 mm

      (10.75”)

      16-20 mm

      (0.63”)-(0.78”)

      305 mm

      (12”)

      240 mm

      (9.45”)

      DHD 380

      QL 80 / SD-8

      114,127mm

      (4.5”), (5”)

      KB280

      323 mm

      (12.7”)

      13-22 mm

      (0.51”)(0.86”)

      348 mm

      (13.7”)

      284 mm

      (11.2”)

      DHD 380

      QL-80 – SD-8/10

      127 mm

      (5”)

      KB365

      406 mm

      (16”)

      18-24 mm

      (0.70”)-(0.94”)

      440 mm

      (17.32”)

      364 mm

      (14.33”)

      DHD 112

      QL 120, SD-10/ 12

      127,140mm

      (5”), (5.5”)

      KB410

      457 mm

      (18”)

      18-24 mm

      (0.70”)-(0.94”)

      488 mm

      (19.2”)

      413 mm

      (16.25”)

      DHD 112

      QL-120/200, SD-15

      127,140mm

      (5”),(5.5”)

      KB460

      508 mm

      (20”)

      18-24 mm

      (0.70”)-(0.94”)

      538 mm

      (21.2”)

      464 mm

      (18.26”)

      DHD 112S

      QL 120/200, SD-15/18

      140 mm

      (5.5”)

      KB510

      558 mm

      (22”)

      18-24 mm

      (0.70”)-(0.94”)

      590 mm

      (23.2”)

      514 mm

      (20.2”)

      DHD 112S

      QL 120/200, SD-15/18, N180

      140 mm

      (5.5”)

      KB560

      610 mm

      (24”)

      18 - 24 mm

      (0.70”)-(0.94”)

      642 mm

      (25.25”)

      566 mm

      (22.3”)

      QL 200,

      SD-18, NUMA 180

      140, 168mm

      (5.5”),(6.6”)

      KB615

      660 mm

      (26”)

      18 - 24 mm

      (0.70”)-(0.94”)

      694 mm

      (27.3”)

      615 mm

      (24.2”)

      QL 200,  SD-18

      NUMA 180/240

      168mm

      (6.6”)

      KB665

      711 mm

      (28”)

      18 - 24 mm

      (0.70”)-(0.94”)

      745 mm

      (29.3”)

      665 mm

      (26.2”)

      QL 200, SD-18

      NUMA180/240

      168 mm

      (6.6”)

      KB715

      762 mm

      (30”)

      18 - 24 mm

      (0.70”)-(0.94”)

      798 mm

      (31.4”)

      716 mm

      (28.2”)

      QL 200, SD-18

      NUMA 180/240

      168mm

      (6.6”)

      KB815

      863 mm

      (34”)

      18 - 24 mm

      (0.70”)-(0.94”)

      900 mm

      (35.4”)

      815 mm

      (32”)

      QL 200, SD-18

      NUMA 240

      168 mm

      (6.6”)

      技術支持 英銘科技
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