可退式倒扣撈矛用來打撈、倒出井下鉆桿、油管等管狀落魚,其特點是從落魚的內徑進行打撈倒扣,同時完成抓撈和傳遞左旋扭矩兩種功能,抓撈的落魚根據需要可釋放掉。
技術參數
型號 Type | 打撈管柱內徑 I·Dof fish (mm) | 許用拉力 Tensile load (kN) | 許用倒扣拉力 reversing load (kN) | 許用倒扣扭矩 reversing torque (kN.m) | 接頭螺紋 Connection API |
DLM–T86×48 | 39–42 | 150 | 95 | 1750 | NC26 |
DLM–T95×48 | 39–42 | 200 | 117 | 2500 | 27/8REG,NC31 |
DLM–T100×60 | 49–52 | 330 | 147 | 4313 | 27/8REG,NC31 |
DLM–T105×73 | 60–78 | 500 | 166 | 5799 | 27/8REG,NC31 |
DLM–T105×89 | 75–91 | 650 | 166 | 9593 | 27/8REG,NC31 |
DLM–T115×73 | 60–78 | 500 | 166 | 5799 | 27/8REG,NC31 |
DLM–T115×89 | 75–91 | 650 | 166 | 9593 | 27/8REG,NC31 |
DLM–T121×102 | 88–103 | 780 | 190 | 10726 | NC31,NC38 |
DLM–T140×114 | 99–103 | 800 | 196 | 11522 | NC38,41/2REG |
DLM–T140×127 | 107–116 | 860 | 196 | 12320 | NC38,41/2REG |
DLM–T160×140 | 117–128 | 880 | 196 | 13263 | NC50 |
DLM–T175×178 | 146–162 | 1650 | 290 | 14403 | NC50 |
DLM–T220×219 | 195–203 | 1800 | 340 | 19000 | 51/2FH |
DLM–T250×245 | 216–229 | 2250 | 340 | 22370 | 51/2FH |
DLM–T280×273 | 247–259 | 2500 | 390 | 23242 | 51/2FH |
DLM–T345×340 | 313–323 | 2750 | 390 | 24713 | 65/8REG |