Petroleum blowout preventer sling for offshore drilling platform

Abstract

The utility model discloses a petroleum blowout preventer sling for an offshore drilling platform, and relates to the technical field of petroleum exploitation, the petroleum blowout preventer sling for the offshore drilling platform comprises a sling mechanism, the sling mechanism comprises a chain lock, one end of the chain lock is detachably provided with a connecting assembly, one end of the chain lock is provided with a fixing ring, and the other end of the chain lock is provided with a connecting rod. The lifting device further comprises a control mechanism arranged above the sling mechanism, the control mechanism comprises a hook used for hanging the sling mechanism, a connecting piece is integrally arranged on the top face of the hook, lifting discs are fixedly arranged on the two sides of the connecting piece, steel wire ropes are fixedly arranged on the top faces of the lifting discs, and the steel wire ropes are fixedly arranged on the top faces of the lifting discs. A controller internally provided with a winding roller is detachably installed at the end, away from the lifting disc, of the steel wire rope, and the controller is fixedly connected with an external supporting object. According to the petroleum blowout preventer sling for the offshore drilling platform, the petroleum blowout preventer can be conveniently lifted and moved, dismounting and mounting are convenient, and the working efficiency is high.

Description

Technical Field

[0001] The utility model relates to the technical field of oil exploitation, in particular to an oil blowout preventer sling for an offshore drilling platform. Background Technique

[0002] Oil blowout preventers are widely used in oil drilling operations, especially important when dealing with high-pressure oil and gas layers, complex geological structures and performing special operations (such as coring, logging, etc.). It can effectively prevent blowout accidents and ensure the safety and smooth progress of drilling operations.

[0003] Due to the large weight of the blowout preventer, during the transportation of the blowout preventer, a sling is required to transport the blowout preventer. Generally, steel wire ropes are selected for transporting the blowout preventer, and multiple strands of steel wire ropes are directly used to lift the blowout preventer. However, the existing steel wire ropes are generally directly tied to the blowout preventer or directly fixed to the blowout preventer using screws. When the oil blowout preventer needs to be repaired or the sling needs to be replaced, it is inconvenient to disassemble the sling and the work efficiency is low.

[0004] Therefore, in view of the above problems, it is necessary for the applicant to design an oil blowout preventer sling for an offshore drilling platform to solve the problems. Summary of the Invention

[0005] The purpose of the utility model is to provide an oil blowout preventer sling for an offshore drilling platform to solve the problems mentioned in the above background technique.

[0006] To achieve the above purpose, the utility model provides the following technical solution: An oil blowout preventer sling for an offshore drilling platform, including a sling mechanism. The sling mechanism includes a chain lock, and a connection component is detachably installed at one end of the chain lock. A fixing ring is provided at one end of the chain lock, and a mounting seat is detachably installed at one end of the fixing ring.

[0007] It further includes: a control mechanism arranged above the sling mechanism. The control mechanism includes a hook for hanging the sling mechanism. A connecting piece is integrally provided on the top surface of the hook, and lifting disks are fixedly provided on both sides of the connecting piece. A steel wire rope is fixedly provided on the top surface of the lifting disk. One end of the steel wire rope away from the lifting disk is detachably installed with a controller containing a winding roller, and the controller is fixedly connected to an external support.

[0008] Further, a fixing disk is fixedly provided on the top surface of the mounting seat. A connecting seat is fixedly provided near the center of the top surface of the fixing disk, and a mounting rod is threadedly arranged inside the connecting seat.

[0009] Through the above structural design, it is convenient to connect the fixing disk and the mounting rod using the mounting rod, and the operation is convenient.

[0010] Furthermore, a stabilizing ring is fixedly arranged at one end of the mounting rod away from the connecting seat, and the stabilizing ring is adapted to the hook.

[0011] Through the above structural design, the mounting rod is used to facilitate the stable connection between the connecting seat and the stabilizing ring, and the connection between the stabilizing ring and the hook is used to facilitate the stable connection between the sling mechanism and the control mechanism.

[0012] Furthermore, the connecting component includes a connecting ring, and connecting plates are fixedly arranged at both ends of the connecting ring, and threaded rods penetrate through the two connecting plates.

[0013] Through the above structural design, the threaded rods are used to facilitate the stable connection of the connecting plates. After the connecting plates are stably connected, the closed connecting ring is used to facilitate the connection of the chain lock and the connecting ear.

[0014] Furthermore, two nuts are arranged on the outer side of the threaded rod in a threaded manner, and the two nuts are respectively located on the outer sides of the two connecting plates.

[0015] Through the above structural design, the nuts are used to facilitate the reinforcement of the stability between the threaded rod and the connecting plate, thereby improving the stability of the chain lock for lifting and moving the blowout preventer body.

[0016] Furthermore, a blowout preventer body is arranged below the sling mechanism, and a connecting ear detachably installed with the connecting ring is welded on the blowout preventer body.

[0017] Through the above structural design, the connecting ear is used to facilitate the connection between the sling mechanism and the blowout preventer body, and it is also convenient to disassemble the sling mechanism, with high working efficiency.

[0018] Compared with the prior art, the beneficial effects of the present utility model are as follows: The sling for the oil blowout preventer on the offshore drilling platform is convenient for lifting and moving the oil blowout preventer, and is also convenient for disassembly and installation, with high working efficiency. The specific content is as follows:

[0019] 1. A control mechanism and a sling mechanism are provided. During installation, the connecting ring is installed on the connecting ear, the threaded rod is installed on the connecting plate, and the nut is tightened at the same time. After installation, the fixing ring is tightened with the mounting seat, and the mounting rod is threadedly connected with the connecting seat. During use, the controller is started, the controller will drive the wire rope to move, the movement of the wire rope will drive the lifting disc to move, the movement of the lifting disc will drive the connecting piece to move, the movement of the connecting piece will drive the hook to move, and the movement of the hook will drive the blowout preventer body to move by using the sling mechanism, so as to facilitate the stable lifting and moving of the blowout preventer body, with high working efficiency and strong stability.

[0020] 2. A sling mechanism is provided. When it is necessary to repair the blowout preventer body or replace the chain lock, the nut is removed and the threaded rod is pulled out, which facilitates the separation of the blowout preventer body from the chain lock and is convenient for repairing the blowout preventer body. When it is necessary to replace the chain lock, the fixing ring is rotated, which facilitates the separation of the fixing ring from the mounting seat and is convenient for disassembling the chain lock. The disassembly and installation are convenient and the work efficiency is high. Brief Description of the Drawings

[0021] Figure 1 It is a schematic perspective view of the overall structure of the present utility model;

[0022] Figure 2 It is a schematic perspective view of the sling mechanism of the present utility model;

[0023] Figure 3 For the present utility model Figure 2 It is an enlarged schematic view of the structure at A in the present utility model;

[0024] Figure 4 It is a schematic perspective view of the connection assembly of the present utility model;

[0025] Figure 5 It is a schematic perspective view of the control mechanism of the present utility model.

[0026] In the figure: 1. Blowout preventer body; 2. Sling mechanism; 3. Control mechanism; 10. Connecting ear; 20. Connection assembly; 21. Chain lock; 22. Fixing ring; 23. Mounting seat; 24. Fixed disk; 25. Connecting seat; 26. Mounting rod; 27. Stabilizing ring; 30. Hook; 31. Connecting piece; 32. Lifting disk; 33. Steel wire rope; 34. Controller; 200. Connecting ring; 201. Connecting plate; 202. Threaded rod; 203. Nut. Detailed Description of the Preferred Embodiment

[0027] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0028] Such as Figures 1-5As shown in the figure, a sling for an oil blowout preventer used in an offshore drilling platform according to the present utility model includes a sling mechanism 2. The sling mechanism 2 includes a chain lock 21, and a connection component 20 is detachably installed at one end of the chain lock 21. A fixing ring 22 is provided at one end of the chain lock 21, and a mounting seat 23 is detachably installed at one end of the fixing ring 22. A fixing plate 24 is fixedly provided on the top surface of the mounting seat 23. A connection seat 25 is fixedly provided near the center of the top surface of the fixing plate 24. An installation rod 26 is threadedly provided inside the connection seat 25. A stabilizing ring 27 is fixedly provided at the end of the installation rod 26 away from the connection seat 25, and the stabilizing ring 27 is adapted to a hook 30. The connection component 20 includes a connection ring 200. Connection plates 201 are fixedly provided at both ends of the connection ring 200. A threaded rod 202 passes through the two connection plates 201 in a threaded manner. Two nuts 203 are threadedly provided on the outer side of the threaded rod 202, and the two nuts 203 are respectively located on the outer sides of the two connection plates 201. A blowout preventer body 1 is provided below the sling mechanism 2, and a connection ear 10 detachably installed with the connection ring 200 is welded on the blowout preventer body 1.

[0029] Through the above structural design, when it is necessary to repair the blowout preventer body 1 or replace the chain lock 21, the nut 203 is removed and the threaded rod 202 is pulled out, which will facilitate the separation of the blowout preventer body 1 from the chain lock 21 and facilitate the repair of the blowout preventer body 1. When it is necessary to replace the chain lock 21, the fixing ring 22 is rotated, which will facilitate the separation of the fixing ring 22 from the mounting seat 23 and facilitate the disassembly of the chain lock 21. The disassembly and installation are convenient, and the work efficiency is high.

[0030] A control mechanism 3 is provided above the sling mechanism 2. The control mechanism 3 includes a hook 30 for hanging the sling mechanism 2. A connecting member 31 is integrally provided on the top surface of the hook 30. Lifting disks 32 are fixedly provided on both sides of the connecting member 31. A steel wire rope 33 is fixedly provided on the top surface of the lifting disk 32. One end of the steel wire rope 33 away from the lifting disk 32 is detachably installed with a controller 34 containing a winding roller inside, and the controller 34 is fixedly connected to an external support.

[0031] Through the above structural design, during installation, the connection ring 200 is installed on the connection ear 10, the threaded rod 202 is installed on the connection plate 201, and the nut 203 is tightened at the same time. After installation, the fixing ring 22 is tightened with the mounting seat 23, and the installation rod 26 is threadedly connected with the connection seat 25 at the same time. During use, the controller 34 is started, the controller 34 will drive the steel wire rope 33 to move, the movement of the steel wire rope 33 will drive the lifting disk 32 to move, the movement of the lifting disk 32 will drive the connecting member 31 to move, the movement of the connecting member 31 will drive the hook 30 to move, and the movement of the hook 30 will drive the blowout preventer body 1 to move by using the sling mechanism 2, so as to facilitate the stable lifting and moving of the blowout preventer body 1. The work efficiency is high and the stability is strong.

[0032] Working principle: When using the oil blowout preventer sling for an offshore drilling platform, during installation, the connecting ring 200 is installed on the connecting ear 10, and the threaded rod 202 is installed on the connecting plate 201. At the same time, the nut 203 is tightened. After installation, the fixing ring 22 is tightened with the mounting seat 23, and at the same time, the mounting rod 26 is threadedly connected with the connecting seat 25. During use, the controller 34 is started. The controller 34 will drive the steel wire rope 33 to move. The movement of the steel wire rope 33 will drive the lifting disc 32 to move. The movement of the lifting disc 32 will drive the connecting piece 31 to move. The movement of the connecting piece 31 will drive the hook 30 to move. The movement of the hook 30 will drive the blowout preventer body 1 to move by means of the sling mechanism 2, so as to facilitate the stable lifting and moving of the blowout preventer body 1, with high working efficiency and strong stability. When it is necessary to repair the blowout preventer body 1 or replace the chain lock 21, the nut 203 is removed and the threaded rod 202 is pulled out, which will facilitate the separation of the blowout preventer body 1 from the chain lock 21 and facilitate the repair of the blowout preventer body 1. When it is necessary to replace the chain lock 21, the fixing ring 22 is rotated, which will facilitate the separation of the fixing ring 22 from the mounting seat 23 and facilitate the disassembly of the chain lock 21. The disassembly and installation are convenient and the working efficiency is high.

[0033] Inspired by the above ideal embodiments of the present invention, through the above description, relevant staff can completely make various changes and modifications without departing from the technical idea of the present invention. The technical scope of the present invention is not limited to the content in the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. A petroleum blowout preventer sling for an offshore drilling platform, characterized in that: The invention comprises a sling mechanism (2), wherein the sling mechanism (2) comprises a chain lock (21), and one end of the chain lock (21) is provided with a connecting assembly (20) which can be detachably mounted, one end of the chain lock (21) is provided with a fixing ring (22), and one end of the fixing ring (22) is provided with a mounting seat (23) which can be detachably mounted, Also includes: A control mechanism (3) is arranged above the sling mechanism (2), and the control mechanism (3) comprises a hook (30) for hanging the sling mechanism (2), a connecting member (31) is integrally arranged on the top surface of the hook (30), and a lifting plate (32) is fixedly arranged on both sides of the connecting member (31), a steel wire rope (33) is fixedly arranged on the top surface of the lifting plate (32), and a controller (34) containing a winding roller is detachably installed at one end of the steel wire rope (33) away from the lifting plate (32), and the controller (34) is fixedly connected to an external support.

2. The oil blowout preventer sling for an offshore drilling platform according to claim 1, characterized in that: A fixing plate (24) is fixedly provided on the top surface of the mounting seat (23), a connecting seat (25) is fixedly provided near the center of the top surface of the fixing plate (24), and a mounting rod (26) is provided on the internal thread of the connecting seat (25).

3. The oil blowout preventer sling for offshore drilling platform according to claim 2, characterized in that: A stabilizing ring (27) is fixedly provided at one end of the installation rod (26) away from the connecting seat (25), and the stabilizing ring (27) is adapted to fit the hook (30).

4. The oil blowout preventer sling for an offshore drilling platform according to claim 1, characterized in that: The connection assembly (20) comprises a connection ring (200), both ends of which are fixedly provided with connection plates (201), and threaded rods (202) are threadedly penetrated through the two connection plates (201).

5. The oil blowout preventer sling for offshore drilling platform according to claim 4, characterized in that: The outer threads of the threaded rod (202) are provided with two nuts (203), and the two nuts (203) are respectively located on the outer sides of the two connecting plates (201).

6. The oil blowout preventer sling for offshore drilling platform according to claim 5, characterized in that: A blowout preventer body (1) is arranged below the sling mechanism (2), and a connecting ear (10) is welded on the blowout preventer body (1) and is detachable from and mounted on a connecting ring (200).

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