在線谘詢

擴孔塊式

擴孔塊式同心鑽具

                     

總成                                                          中心鑽頭                                擴孔式 

工作步驟 

1.啟動鑽具,擴孔塊從中心鑽頭上的滑槽滑出,向四周打開,形成

擴孔範圍,從而帶動管靴和跟管往下跟進;

2.到達基岩時,將鑽具上提,擴孔塊收攏後,可將鑽具從孔底提出;

3.進行下一步施工。

 

A

E

C

D

衝擊器

 

編碼

跟管

外徑

跟管壁厚

擴孔尺寸

管靴內孔最小直徑

所配衝擊器

所配鑽杆

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”)