工作步骤：
1.启动钻具，旋翼像四周打开，形成扩孔范围，从而带动管靴和跟管往下跟进。
2.到达基岩时，将钻具反转，旋翼收拢后，可将钻具从孔底提出。
3.进行下一步施工
总成 稳杆器 旋翼
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A |
E |
C |
D |
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编码 |
跟管 外径 |
跟管壁厚 |
扩孔尺寸 |
管靴内孔最小直径 |
所配冲击器 |
所配钻杆 |
|
KCC125 |
114 mm (4.5”) |
11-13mm (0.43”)-(0.51”) |
125 mm (4.92”) |
93 mm (3.66”) |
DHD 350 COP 32/34 |
60 mm (2.36”) |
|
KCC152 |
140 mm (5.5”) |
13-16mm (0.51”)-(0.63”) |
152 mm (6”) |
113 mm (4.45”) |
DHD 340 QL 40, SD-4 |
76 mm (3”) |
|
KCC150 |
146 mm (5.75”) |
14-19 mm (0.55”)-(0.75”) |
154 mm (6.06”) |
115 mm (4.52”) |
DHD 340 QL 40, SD-4 |
76 mm (3”) |
|
KCC185 |
168 mm (6.6”) |
13-19 mm (.51”)-(0.75”) |
184 mm (7.25”) |
138 mm (5.43”) |
DHD 350 QL 50, SD-5 |
76, 89 mm (3”), (3.5”) |
|
KCC190 |
178 mm (7”) |
13-19 mm (0.51”)-(0.75”) |
194 mm (7.6”) |
148 mm (5.8”) |
DHD350/360 QL50/60,SD5/6 |
76, 89 mm (3”), (3.5”) |
|
KCC205 |
193 mm (7.6”) |
13-20 mm (0.51”)-(0.78”) |
206 mm (8.11”) |
164 mm (6.45”) |
DHD360 QL 60 /SD-6 |
114 mm (4.5”) |
|
KCC230 |
219 mm (8.62”) |
13-20 mm (0.51”)-(0.78”) |
234 mm (9.2”) |
185 mm (7.28”) |
DHD360 QL 60, SD-6 |
114 mm (4.5”) |
|
KCC275 |
244 mm (9.6”) |
13-20 mm (0.51”)-(0.78”) |
273 mm (10.75”) |
219 mm (8.62”) |
DHD380 QL-80, SD-8 |
114 mm (4.5”) |
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