CN212656796U

CN212656796U - Novel annular blowout preventer

Info

Publication number: CN212656796U
Application number: CN202021153591.3U
Authority: CN
Inventors: 孙洪; 董彬; 张微微
Original assignee: Shengli Oil Field National Petroleum Engineering Service Co ltd
Current assignee: Shengli Oil Field National Petroleum Engineering Service Co ltd
Priority date: 2020-06-20
Filing date: 2020-06-20
Publication date: 2021-03-05
Anticipated expiration: 2030-06-20

Abstract

The utility model discloses a novel annular preventer relates to the preventer field. The utility model discloses an annular preventer, lead oil pipe, the elevating platform, pressure tester and shear valve, annular preventer is including preventing spouting the lid, the elevating platform includes elevator motor and lifter, it is solid round platform structure to prevent spouting the lid, prevent spouting lid lower surface and annular preventer upper surface welded motor and be connected, annular preventer is including preventing spouting the lid, the pressure tester is hollow cuboid structure, it is connected with annular preventer to lead oil pipe one end, the pressure tester upper surface is equipped with a plurality of spacing holes, it installs in spacing downthehole to lead the oil pipe other end, the shear valve includes the shear ring, a shear valve surface mounting is in leading oil pipe in appearance. The utility model discloses a main aim at provides a novel annular preventer, through increasing its corresponding functional structure, effectively cooperate service environment and user demand, can effectively solve annular preventer at the in-process pressure testing function of work not enough and the relatively poor scheduling problem of mechanical properties.

Description

Novel annular blowout preventer

Technical Field

The utility model relates to a preventer field, in particular to novel annular preventer.

Background

The utility model provides a novel annular preventer has huge effect at present oil development's in-process, its main function is at oil development's in-process, reach the avoidance of oil leakage through the holistic structure of annular preventer, and can guarantee to normally exert its good performance under some comparatively abominable environment, but to most annular preventer on the market, the exploitation of oil is often brought great loss to its partial defect in function, therefore ordinary preventer has certain limitation, so at present a large amount of researchers have very big interest to novel annular preventer.

The existing annular blowout preventer has a single structure, and the oil exploitation pressure cannot be effectively measured in the oil exploitation process, and secondly, the stability of the integral structure of the blowout preventer is poor and certain limitations are realized in the case of severe terrain environments. To this end, we propose a new annular blowout preventer.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a novel annular preventer, can effectively solve annular preventer at the in-process pressure testing function of work not enough and the relatively poor scheduling problem of mechanical properties.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a novel annular preventer, includes annular preventer, leads oil pipe, elevating platform, pressure testing ware and shear valve, annular preventer is including preventing spouting the lid, the elevating platform includes elevator motor and lifter, prevent spouting the lid and be solid round platform structure, prevent spouting lid lower surface and annular preventer upper surface welding motor connection, the pressure testing ware is hollow cuboid structure, it is connected with annular preventer to lead oil pipe one end, pressure testing ware upper surface is equipped with a plurality of spacing holes, it installs in spacing downthehole to lead the oil pipe other end, shear valve includes the shear ring, a shear valve surface mounting is in leading oil pipe in appearance.

Preferably, the blowout preventer further comprises a blowout preventer body, a first sealing ring and a first handle, wherein the lower surface of the first sealing ring is welded with the oil guide pipe, the blowout prevention cover is provided with a plurality of fixing grooves, the first handle is installed in the fixing grooves, and the first sealing ring can effectively prevent oil from leaking.

Preferably, the elevating platform still includes elevating platform body, second sealing ring, base, rotating electrical machines and drill bit, second sealing ring one end with lead oil pipe welding, the base lower surface is equipped with a plurality of spacing grooves, and is a plurality of rotating electrical machines all installs in the spacing inslot, and is a plurality of drill bit one end and rotating electrical machines normal running fit, elevating platform, drill bit can promote overall structure's stability.

Preferably, the pressure tester includes pressure tester main part, fixed steel sheet and fastening bolt, a fixed steel sheet surface is equipped with a plurality of screw holes, fastening bolt installs in the screw hole, and the pressure tester can effectively measure the correlation index of oil to guarantee whole process's feasibility.

Preferably, the pipe includes pipe body and oil storage pipeline, oil storage pipeline one end is installed in first seal ring, the oil storage pipeline other end is installed in the second seal ring, and oil storage pipeline can effectively slow down the velocity of flow of oil to promote overall structure's security performance.

Preferably, the shear valve comprises a shear valve body, a shear ring and second handles, wherein the inner surface of the shear ring is installed on the outer surface of the oil guide pipe, one end of each of the second handles is welded with the upper surface of the shear valve body, and the shear valve can provide a shearing operation when the whole device is paralyzed, so that the loss is minimized.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses in, through setting up elevating platform, lifter and elevator motor for overall structure's mechanical properties promotes, thereby can be applicable to more environment.

The utility model discloses in, the setting of shear valve has guaranteed oil development's safety to a certain extent, has saved the cost moreover.

Drawings

FIG. 1 is a schematic view of the overall structure of a novel annular blowout preventer of the present invention;

FIG. 2 is a schematic diagram of a front view of a novel annular blowout preventer of the present invention;

FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2 according to the present invention;

fig. 4 is a schematic view of a top view of the annular blowout preventer of the present invention.

In the figure: 1. an annular blowout preventer; 101. a first seal ring; 102. an anti-spray cover; 103. a first handle; 2. an oil guide pipe; 201. an oil storage pipeline; 3. a lifting platform; 301. a lifting rod; 302. a lifting motor; 303. A second seal ring; 304. a base; 305. a rotating electric machine; 306. a drill bit; 4. a pressure tester; 401. fixing a steel plate; 402. fastening a bolt; 5. a shear valve; 501. a shear ring; 502. a second handle.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; the connection can be mechanical connection or point connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The first embodiment is as follows:

please refer to fig. 1-4, the utility model relates to a novel annular preventer, including annular preventer 1, lead oil pipe 2, elevating platform 3, pressure tester 4 and shear valve 5, annular preventer 1 is including preventing spouting lid 102, elevating platform 3 includes elevator motor 302 and lifter 301, prevent spouting lid 102 and be solid round platform structure, prevent spouting lid 102 lower surface and annular preventer 1 upper surface welding motor connection, pressure tester 4 is hollow cuboid structure, lead 2 one end of oil pipe and be connected with annular preventer 1, pressure tester 4 upper surface is equipped with a plurality of spacing holes, lead 2 other ends of oil pipe and install in spacing downthehole, shear valve 5 includes shear ring 501, a shear valve 5 surface mounting is in leading oil pipe 2 external.

Further, the annular blowout preventer 1 further comprises an annular blowout preventer body, a first sealing ring 101 and a first handle 103, wherein the lower surface of the first sealing ring 101 is welded with the oil guide pipe 2, the blowout preventer cover 102 is provided with a plurality of fixing grooves, the first handle 103 is installed in the fixing grooves, and the first sealing ring 101 can effectively prevent oil leakage.

Further, elevating platform 3 still includes elevating platform body, second sealing ring 303, base 304, rotating electrical machines 305 and drill bit 306, and second sealing ring 303 one end and the welding of oil pipe 2, and base 304 lower surface is equipped with a plurality of spacing grooves, and a plurality of rotating electrical machines 305 all install in the spacing groove, a plurality of drill bit 306 one end and rotating electrical machines 305 normal running fit, and elevating platform 3, drill bit 306 can promote overall structure's stability.

Further, pressure tester 4 includes pressure tester main part, fixed steel sheet 401 and fastening bolt 402, and fixed steel sheet 401 surface is equipped with a plurality of screw holes, and fastening bolt 402 is installed in the screw hole, and pressure tester 4 can effectively measure the relevant index of oil to guarantee whole process's feasibility.

Further, the oil guide pipe 2 comprises an oil guide pipe body and an oil storage pipeline 201, one end of the oil storage pipeline 201 is installed in the first sealing ring 101, the other end of the oil storage pipeline 201 is installed in the second sealing ring 303, and the oil storage pipeline 201 can effectively reduce the flow rate of oil, so that the safety performance of the whole structure is improved.

Further, the shear valve 5 comprises a shear valve body, a shear ring 501 and second handles 502, wherein the inner surface of the shear ring 501 is mounted on the outer surface of the oil guide pipe 2, one end of each of the second handles 502 is welded with the upper surface of the shear valve body, and the shear valve 5 can provide a shearing operation when the whole device is paralyzed, so that the loss is minimized.

Example two:

referring to fig. 1-4, the present invention relates to a novel annular blowout preventer, wherein the type of the lift motor 104 is RF555, the type of the rotating electrical machine 305 is 70BL-a, the user can consider whether to use the drill bit 306 according to the different terrain environments used during the use, and during the use, the base 304 should be fixed at the oil well mouth, and then the pressure tester 4 can be started by the lift motor 302 to measure the pressure and other related parameters, after the measurement, the oil enters the oil storage pipeline 201 through the oil guide pipe 2, the oil flow rate is slowed down, and finally the annular blowout preventer 1 is contacted, for some severe conditions, such as the oil still leaks, the oil should be cut by the shear valve 5 to cut the oil guide pipe 2, so as to avoid further oil leakage in a manual mode.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a novel annular preventer, includes annular preventer (1), oil pipe (2), elevating platform (3), pressure tester (4) and shear valve (5), its characterized in that: elevating platform (3) include elevator motor (302) and lifter (301), annular preventer (1) is including preventing spouting lid (102), prevent spouting lid (102) and be solid round platform structure, prevent spouting lid (102) lower surface and annular preventer (1) upper surface welding motor connection, pressure testing ware (4) are hollow cuboid structure, lead oil pipe (2) one end and be connected with annular preventer (1), pressure testing ware (4) upper surface is equipped with a plurality of spacing holes, lead oil pipe (2) other end and install in spacing downthehole, shear valve (5) are including shearing ring (501), a shear valve (5) surface mounting is in leading oil pipe (2) in appearance.

2. The novel annular blowout preventer of claim 1, wherein: the annular blowout preventer (1) further comprises an annular blowout preventer body, a first sealing ring (101) and a first handle (103), the lower surface of the first sealing ring (101) is welded with the oil guide pipe (2), the anti-spraying cover (102) is provided with a plurality of fixing grooves, and the first handle (103) is installed in the fixing grooves.

3. The novel annular blowout preventer of claim 1, wherein: elevating platform (3) still include elevating platform body, second sealing ring (303), base (304), rotating electrical machines (305) and drill bit (306), second sealing ring (303) one end and oil pipe (2) welding, base (304) lower surface is equipped with a plurality of spacing grooves, and is a plurality of rotating electrical machines (305) are all installed in the spacing groove, and are a plurality of drill bit (306) one end and rotating electrical machines (305) normal running fit.

4. The novel annular blowout preventer of claim 1, wherein: the pressure tester (4) comprises a pressure tester main body, a fixing steel plate (401) and fastening bolts (402), wherein a plurality of threaded holes are formed in one surface of the fixing steel plate (401), and the fastening bolts (402) are installed in the threaded holes.

5. A novel annular blowout preventer according to claim 1, 2 or 3, wherein: the oil guide pipe (2) comprises an oil guide pipe body and an oil storage pipeline (201), one end of the oil storage pipeline (201) is installed in the first sealing ring (101), and the other end of the oil storage pipeline (201) is installed in the second sealing ring (303).

6. The novel annular blowout preventer of claim 1, wherein: the shear valve (5) comprises a shear valve body, a shear ring (501) and a second handle (502), wherein the inner surface of the shear ring (501) is installed on the outer surface of the oil guide pipe (2), and one end of the second handle (502) is welded to the upper surface of the shear valve body.