A Wellhead Restoration Device for Petroleum Industry
A technology of the petroleum industry and key sleeves, which is applied in the field of coiled tubing cut recovery and repair devices, can solve the problems of uncertain formation energy, high formation energy of oil and gas wells, and operation poisoning, so as to increase the liquid output or gas output and avoid self-destructive Effect of spraying or spilling, avoiding safety accidents
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Embodiment 1
[0029] Embodiment 1, with reference to attached Figure 1-3 , a coiled tubing incision restoration and repair device mentioned in the present invention, its technical solution is: including the repair port jacket (7), the repair port inner mold (8), the support spring (9), the key sleeve (10), the transition connection sleeve (11), connecting bolts (12), upper pressure cap (13), check valve sealing steel ball (14), check valve inlet ball seat (15), among them, the four-ram packer includes four-ram anti- Injector body (2), semi-sealed ram (3), suspension ram (4), shear ram (5), full-sealed ram (6), coiled tubing (1) is installed in the oil well, and the end It is the inline notch a of shearing ram (5) shearing. The transition connecting sleeve (11) is connected with the upper joint (19) of the four-ram blowout preventer through internal threads, and the upper part of the transition connecting sleeve (11) is connected to the upper pressure cap (13) through the connecting bolt (...
Embodiment 2
[0043] Embodiment 2, the difference between the present invention and Embodiment 1 is that the bottom of the repair mouth cover (7) can be provided with an L-shaped groove, and the two extrusion ends of the incision can still be grasped and then lifted up. At the same time, the expansion of the cutout is extruded by the conical structure.
Embodiment 3
[0044] Embodiment 3, the difference between the present invention and Embodiment 1 is that a bearing can be provided between the repair port outer cover (7) and the repair port inner mold (8) of the present invention, so that the rotation is easier and the operation is more labor-saving .
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