CN212202015U

CN212202015U - Marine oil drilling riser system shunt

Info

Publication number: CN212202015U
Application number: CN202020828641.7U
Authority: CN
Inventors: 辛鲁业
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-18
Filing date: 2020-05-18
Publication date: 2020-12-22
Anticipated expiration: 2030-05-18

Abstract

The utility model discloses an offshore oil drilling riser system shunt, including the drilling platform, the inside of drilling platform is equipped with the drilling riser, the top cover of drilling riser is equipped with adapter sleeve, the fixed intercommunication in adapter sleeve's top has the reposition of redundant personnel ware, adapter sleeve's surface fixed connection has two sets of symmetrical hasps, the two sets of symmetrical handles of taking of surface fixed connection of drilling riser, the two sets of symmetrical threaded cylinder of bottom surface fixedly connected with of the reposition of redundant personnel ware, the last fixed surface of drilling platform inlays and has two sets of symmetrical bearings, every the equal fixedly connected with threaded rod of inner circle of bearing. The marine oil drilling riser system flow divider can temporarily connect a flow divider body and a drilling riser through the hasps and the lap handles, and can enable the threaded rod to rotate inside the threaded cylinder by matching the threaded rod and the threaded cylinder with the fixing ring and rotating the fixing ring by the aid of the rotating handle, so that the flow divider body is connected with a drilling platform.

Description

Marine oil drilling riser system shunt

Technical Field

The utility model relates to an oil development technical field specifically is an offshore oil drilling riser system shunt.

Background

Oil exploitation refers to the action of excavating and extracting oil in places where oil is stored, in the process of exploiting oil, oil gas flows into a well bottom from a reservoir stratum and rises to a well head from the well bottom, a plurality of areas in the world are not explored or fully explored at present, more oil and gas reservoirs can be found just after the exploration of oil and gas in deep strata and ocean deep water begins, and the quantity of crude oil which can be exploited by applying the technology for improving the oil recovery ratio in the developed oil and gas reservoirs is quite large; these all indicate that the science and technology of oil and gas production will be much more developed.

At present, in the process of offshore oil drilling, a drilling riser system is mostly used for providing a liquid pipeline, the pipeline extends from drilling equipment to the water above a wellhead, the uppermost end of the drilling riser system is a diverter device, the diverter is a control system for providing low-pressure flow for the safety of personnel and equipment so as to guide controlled or uncontrolled well liquid to be discharged from an area of a drilling platform, the diverter of the existing drilling riser system is usually connected in a fixed mode, and cannot be replaced when the diverter is damaged, so that the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an offshore oil drilling riser system shunt to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a diverter of an offshore oil drilling riser system comprises a drilling platform, wherein a drilling riser is arranged inside the drilling platform, a connecting sleeve is sleeved at the top end of the drilling riser, a diverter body is fixedly communicated with the top end of the connecting sleeve, two groups of symmetrical hasps are fixedly connected to the outer surface of the connecting sleeve, two groups of symmetrical carrying handles are fixedly connected to the outer surface of the drilling riser, two groups of symmetrical thread cylinders are fixedly connected to the bottom surface of the diverter body, two groups of symmetrical bearings are fixedly embedded in the upper surface of the drilling platform, a threaded rod is fixedly connected to the inner ring of each bearing, the outer surfaces of the two groups of threaded rods are respectively in threaded connection with the inner walls of the two groups of thread cylinders, a slide hole is formed in the upper surface of the diverter body, a support frame is fixedly connected to the upper surface of the diverter body, and symmetrical electric push rods are fixedly connected to the inner top wall, the output ends of the two electric push rods are fixedly connected with a sliding plate together, the bottom surface of the sliding plate is fixedly connected with a connecting shaft, the bottom end of the connecting shaft penetrates through the sliding hole and extends into the splitter body, the bottom end of the connecting shaft is fixedly connected with a sealing plug, and the top of the supporting frame is fixedly connected with a control mechanism.

Preferably, the two side surfaces of the shunt body are fixedly communicated with shunt tubes, and the ends, far away from each other, of the two shunt tubes are fixedly communicated with valves.

Preferably, the front surface of the shunt body and the back surface of the shunt body are fixedly connected with handles, and the outer surface of each handle is sleeved with an anti-slip sleeve.

Preferably, the outer surface of two sets of threaded rod all overlaps and is equipped with solid fixed ring, every gu fixed ring's the equal fixedly connected with of outer surface has two sets of symmetrical commentaries on classics handles.

Preferably, symmetrical slip rings are sleeved on the outer surface of the support frame, the left side surface and the right side surface of each slip ring are fixedly connected with one side surface of each slip ring, which is close to each other, a limiting spring is arranged below each slip ring, and each limiting spring is wound on the outer surface of the support frame.

Preferably, the outer surface cover of connecting axle is equipped with the sealing washer, the surface of sealing washer and the inner wall fixed connection of slide opening.

Advantageous effects

The utility model discloses possess following beneficial effect:

1. this well drilling riser system shunt sets up threaded rod and bearing cooperation through the drilling platform, can make the threaded rod rotate under the effect of commentaries on classics handle and solid fixed ring, can communicate the shunt body and well drilling riser through adapter sleeve, through hasp and the cooperation of taking the handle, can carry out the temporary connection with the well drilling riser with the shunt body, through threaded rod and the cooperation of screw thread section of thick bamboo and solid fixed ring, utilize to change the solid fixed ring of rotation, can make the threaded rod rotate in the inside of screw thread section of thick bamboo, thereby be connected the shunt body and drilling platform, the shunt of current well drilling riser system shunt has been solved and has adopted fixed mode to connect usually, can't change when the shunt damages, lead to awkward problem.

2. The handles are arranged on the front side and the back side of the flow divider body, so that the flow divider body can be conveniently detached in an auxiliary manner, the flow divider bodies are arranged on two sides of the flow divider body, liquid is normally discharged during normal use, and in abnormal situations, the control mechanism controls the electric push rod to start, the electric push rod drives the sliding plate to descend under the cooperation of the sliding ring, so that the sliding plate drives the sealing plug on the connecting shaft to seal the connecting sleeve, and the safety around a drilling platform is ensured.

Drawings

Fig. 1 is a front view of the flow diverter of the present invention;

FIG. 2 is a front sectional view of the middle structure of the flow divider of the present invention;

fig. 3 is a top view of the drilling pad of the present invention.

In the figure: the drilling platform comprises a drilling platform 1, a rotating handle 2, a threaded barrel 3, a shunt pipe 4, a shunt device body 5, a limiting spring 6, a sliding ring 7, a connecting shaft 8, a supporting frame 9, a control mechanism 10, an electric push rod 11, a sliding plate 12, a sealing ring 13, a handle 14, a connecting sleeve 15, a drilling riser 16, a fixing ring 17, a threaded rod 18, a sealing plug 19, a lap handle 20, a buckle 21, a sliding hole 22 and a bearing 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a marine oil drilling riser system flow divider comprises a drilling platform 1, a drilling riser 16 is arranged inside the drilling platform 1, a connecting sleeve 15 is sleeved at the top end of the drilling riser 16, a flow divider body 5 is fixedly communicated at the top end of the connecting sleeve 15, two groups of symmetrical hasps 21 are fixedly connected to the outer surface of the connecting sleeve 15, two groups of symmetrical carrying handles 20 are fixedly connected to the outer surface of the drilling riser 16, two groups of symmetrical thread cylinders 3 are fixedly connected to the bottom surface of the flow divider body 5, two groups of symmetrical bearings 23 are fixedly embedded on the upper surface of the drilling platform 1, a threaded rod 18 is fixedly connected to the inner ring of each bearing 23, the outer surfaces of the two groups of threaded rods 18 are respectively in threaded connection with the inner walls of the two groups of thread cylinders 3, a sliding hole 22 is formed in the upper surface of the flow divider body 5, a support frame 9 is fixedly connected to the upper surface of the flow divider body 5, and, the output ends of the two electric push rods 11 are fixedly connected with a sliding plate 12 together, the bottom surface of the sliding plate 12 is fixedly connected with a connecting shaft 8, the bottom end of the connecting shaft 8 penetrates through a sliding hole 22 and extends into the splitter body 5, the bottom end of the connecting shaft 8 is fixedly connected with a sealing plug 19, and the top of the supporting frame 9 is fixedly connected with a control mechanism 10.

The two side surfaces of the diverter body 5 are fixedly communicated with the diversion pipes 4, one ends of the two diversion pipes 4 which are far away from each other are fixedly communicated with valves, the diversion can be conveniently carried out, the front surface of the diverter body 5 and the back surface of the diverter body 5 are fixedly connected with handles 14, the outer surface of each handle 14 is sleeved with an antiskid sleeve which can assist in mounting and dismounting the device, the outer surfaces of two groups of threaded rods 18 are sleeved with fixing rings 17, the outer surface of each fixing ring 17 is fixedly connected with two groups of symmetrical rotating handles 2 which can facilitate the rotation of the threaded rods 18 to be connected with a threaded barrel 3, the outer surface of the support frame 9 is sleeved with symmetrical sliding rings 7, the left side surface and the right side surface of the sliding plate 12 are respectively fixedly connected with one side surface of the two sliding rings 7 which are close to each other, the limiting springs 6 are arranged below each, can play spacing effect, the surface cover of connecting axle 8 is equipped with sealing washer 13, and the surface of sealing washer 13 and the inner wall fixed connection of slide opening 22 can play sealed effect.

The working principle is as follows: when the device is used, firstly, the connecting sleeve 15 at the bottom end of the diverter body 5 is sleeved on the drilling vertical pipe 16, then the lap handle 20 is clamped on the buckle 21, the rotating handle 2 is rotated, the rotating handle 2 drives the threaded rod 18 to rotate in the threaded cylinder 3, so that the diverter body 5 and the drilling vertical pipe 16 are installed and fastened, when the drilling vertical pipe 16 is normal, liquid flows out through the diverter pipes 5 at two sides of the diverter body 5, when the drilling vertical pipe 16 is abnormal, the control mechanism 10 is controlled to start the electric push rod 11, the electric push rod 11 pushes the sliding plate 12, the sliding plate 12 pushes the connecting shaft 8 to drive the sealing plug 19 to seal the connecting sleeve 15, and therefore safety around the drilling platform 1 is guaranteed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An offshore oil drilling riser system diverter comprising a drilling rig (1), characterized in that: a drilling riser (16) is arranged inside the drilling platform (1), a connecting sleeve (15) is sleeved at the top end of the drilling riser (16), a splitter body (5) is fixedly communicated with the top end of the connecting sleeve (15), two groups of symmetrical hasps (21) are fixedly connected to the outer surface of the connecting sleeve (15), two groups of symmetrical carrying handles (20) are fixedly connected to the outer surface of the drilling riser (16), two groups of symmetrical threaded cylinders (3) are fixedly connected to the bottom surface of the splitter body (5), two groups of symmetrical bearings (23) are fixedly embedded on the upper surface of the drilling platform (1), a threaded rod (18) is fixedly connected to the inner ring of each bearing (23), the outer surfaces of the two groups of threaded rods (18) are respectively in threaded connection with the inner walls of the two groups of threaded cylinders (3), and a slide hole (22) is formed in the upper surface of the splitter body (5), the upper surface fixedly connected with support frame (9) of reposition of redundant personnel ware (5), the interior roof fixedly connected with symmetrical electric putter (11) of support frame (9), two the common fixedly connected with sliding plate (12) of output of electric putter (11), the bottom surface fixedly connected with connecting axle (8) of sliding plate (12), the bottom of connecting axle (8) runs through slide opening (22) and extends to the inside of reposition of redundant personnel ware (5), the bottom fixedly connected with sealing plug (19) of connecting axle (8), the top fixedly connected with control mechanism (10) of support frame (9).

2. The marine oil drilling riser system diverter of claim 1, wherein: shunt tubes (4) are fixedly communicated with two side faces of the shunt body (5), and valves are fixedly communicated with one ends of the shunt tubes (4) far away from each other.

3. The marine oil drilling riser system diverter of claim 1, wherein: the front surface of the shunt body (5) and the back surface of the shunt body (5) are fixedly connected with handles (14), and the outer surface of each handle (14) is sleeved with an anti-slip sleeve.

4. The marine oil drilling riser system diverter of claim 1, wherein: two sets of the surface of threaded rod (18) all is equipped with solid fixed ring (17), every the equal fixedly connected with of surface of solid fixed ring (17) changes handle (2) two sets of symmetries.

5. The marine oil drilling riser system diverter of claim 1, wherein: the outer surface of the support frame (9) is sleeved with symmetrical slip rings (7), the left side surface and the right side surface of each slip ring (12) are fixedly connected with one side surface, close to the two slip rings (7), of each slip ring (7), limiting springs (6) are arranged below each slip ring (7), and each limiting spring (6) is wound on the outer surface of the support frame (9).

6. The marine oil drilling riser system diverter of claim 1, wherein: the outer surface cover of connecting axle (8) is equipped with sealing washer (13), the outer surface of sealing washer (13) and the inner wall fixed connection of slide opening (22).