CN219365993U - Connecting piece and throttle well killing manifold - Google Patents

Abstract

The utility model relates to the field of well drilling wellhead control, and particularly discloses a connecting piece and a throttling well killing manifold, which comprise an external connecting pipe and a first installation guide assembly, wherein one end of the external connecting pipe is connected with a threaded rotating ring, one side of the external connecting pipe is provided with a second installation guide assembly, the first installation guide assembly is connected with one end of the threaded rotating ring, the first installation guide assembly comprises a conical guide sleeve and a rubber wear-resistant strip, and the rubber wear-resistant strip is arranged in the conical guide sleeve, so that the beneficial effects are that: through setting up the installation direction subassembly first and the installation direction subassembly second of being convenient for connect and carry out convenient pipe connection, and then improve the connecting rate of equipment, carry out dual sealing connection through setting up outside sealing washer and coupling assembling, improve the sealed effect of equipment, through the cooperation joint extrusion setting of fastening assembly and extrusion joint subassembly, can improve the tightness of connection, and then improve the stability of connection transmission.

Description

Connecting piece and throttle well killing manifold

Technical Field

The utility model relates to the field of well drilling wellhead control, in particular to a connecting piece and a throttling well killing manifold.

Background

The throttle well-killing manifold is a special manifold provided with an adjustable throttle valve, a certain back pressure is applied to the well through the throttle valve during well-killing operation, well fluid is restrained through the manifold, the well fluid flows under control or the flowing direction is changed, and a connecting piece is needed to be fastened during the connecting process.

In the existing throttle well control manifold, a relatively matched connecting pipe and a connecting piece are required to be connected in the using and connecting process, and because the size difference is not very large, the time is relatively consumed in the installing and inserting process, the working efficiency of the connection is reduced, and aiming at the situation, the connecting piece and the throttle well control manifold are provided.

Disclosure of Invention

The utility model aims to provide a connecting piece and a throttling well control manifold so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a connecting piece and throttle kill manifold, connecting piece and throttle kill manifold include outside connecting pipe and installation direction subassembly one, the one end of outside connecting pipe is connected with the screw thread circle of turning, and one side of outside connecting pipe is provided with installation direction subassembly two, installation direction subassembly one is connected in the one end of screw thread circle of turning, and installation direction subassembly one includes toper uide bushing and rubber wear strip, the inside of toper uide bushing is provided with rubber wear strip.

Preferably, one side of the outer part of the thread rotating ring is connected with an outer sealing ring, and a connecting component is arranged in the thread rotating ring.

Preferably, the connecting assembly comprises an inner connecting pipe and an inner sealing ring, and the inner sealing ring is arranged inside the inner connecting pipe.

Preferably, the outside of outside connecting pipe is provided with extrusion joint subassembly, and extrusion joint subassembly's outside is provided with fastening component.

Preferably, the fastening assembly comprises an outer adjusting ring, an extension fastening spring and a sliding block, wherein one side of the inner part of the outer adjusting ring is connected with the extension fastening spring, and the upper wall and the lower wall of the inner part of the outer adjusting ring are both provided with the sliding block.

Preferably, the extrusion joint assembly comprises an extrusion plate, clamping teeth and an extrusion pad, wherein the clamping teeth are arranged on the inner side of the extrusion plate, and the extrusion pad is arranged on the inner side of the clamping teeth.

Preferably, the front end of the adjusting outer ring is connected with a fastening head, and a fastening bolt is arranged in the fastening head.

A choke and kill manifold comprising a choke and kill manifold body having a connector as claimed in any one of the preceding claims mounted thereon.

Compared with the prior art, the utility model has the beneficial effects that: through setting up the installation direction subassembly first and the installation direction subassembly second of being convenient for connect and carry out convenient pipe connection, and then improve the connecting rate of equipment, carry out dual sealing connection through setting up outside sealing washer and coupling assembling, improve the sealed effect of equipment, through the cooperation joint extrusion setting of fastening assembly and extrusion joint subassembly, can improve the tightness of connection, and then improve the stability of connection transmission.

1. When the pipeline is connected, the pipelines at the two ends are respectively inserted into the first installation guide component and the second installation guide component, the internal structure of the second installation guide component is the same as that of the first installation guide component, but the installation directions are opposite, the pipeline can enter through one end with a larger aperture of the conical guide sleeve when being inserted, and then the pipeline is slowly bonded with the internal connecting pipe under the protection and extrusion of the rubber wear-resistant strips at the two ends, so that a large amount of time consumed by direct installation and comparison plug connection is avoided, and the convenient pipeline connection can be carried out through the arrangement, so that the connection rate of equipment is improved.

2. According to the utility model, after the pipelines are connected through sliding the outer adjusting ring, the outer adjusting ring is used for pulling the tension fastening spring, then the surrounding ring of the outer adjusting ring is contracted, the inner extrusion plates are mutually extruded, then the inner clamping teeth are used for clamping the connected pipelines, and the silica gel extrusion pad is arranged in the middle for protection and skid resistance, so that the clamping stability is improved, and the connection tightness is improved, and the connection transmission stability is further improved.

Drawings

FIG. 1 is a schematic elevational view of a junction and choke and kill manifold of the present utility model;

FIG. 2 is a schematic view of a partial perspective view of a connection and a choke and kill manifold assembly of the present utility model;

fig. 3 is a schematic diagram of a partial side view cross-section of a fastening assembly and an extrusion clamping assembly of a connector and a choke-kill manifold according to the present utility model.

In the figure: 1. a choke kill manifold body; 2. an external connection pipe; 3. an external seal ring; 4. a thread rotating ring; 5. installing a first guide assembly; 501. a conical guide sleeve; 502. a rubber wear strip; 6. a connection assembly; 601. an inner connection tube; 602. an inner seal ring; 7. installing a second guide assembly; 8. a fastening assembly; 801. adjusting the outer ring; 802. stretching the fastening spring; 803. a sliding block; 9. extruding the clamping assembly; 901. an extrusion plate; 902. clamping teeth; 903. a squeeze pad; 10. a fastening head; 11. and (5) fastening a bolt.

Detailed Description

In order to make the objects, technical solutions, and advantages of the present utility model more apparent, the embodiments of the present utility model will be further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are some, but not all, embodiments of the present utility model, are intended to be illustrative only and not limiting of the embodiments of the present utility model, and that all other embodiments obtained by persons of ordinary skill in the art without making any inventive effort are within the scope of the present utility model.

In the description of the present utility model, it should be noted that the terms "center," "middle," "upper," "lower," "left," "right," "inner," "outer," "top," "bottom," "side," "vertical," "horizontal," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "a," an, "" the first, "" the second, "" the third, "" the fourth, "" the fifth, "and the sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

For purposes of brevity and description, the principles of the embodiments are described primarily by reference to examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments. It will be apparent, however, to one of ordinary skill in the art that the embodiments may be practiced without limitation to these specific details. In some instances, well-known methods and structures have not been described in detail so as not to unnecessarily obscure the embodiments. In addition, all embodiments may be used in combination with each other.

Referring to fig. 1 and 2, the present utility model provides a technical solution: the connecting piece and the throttle well-killing manifold comprise an external connecting pipe 2 and a first installation guide component 5, one end of the external connecting pipe 2 is connected with a threaded rotating ring 4, one side of the external connecting pipe 2 is provided with a second installation guide component 7, the first installation guide component 5 is connected with one end of the threaded rotating ring 4, the first installation guide component 5 comprises a conical guide sleeve 501 and a rubber wear-resistant strip 502, the rubber wear-resistant strip 502 is arranged in the conical guide sleeve 501, when the pipelines are connected, pipelines at two ends are respectively inserted into the first installation guide component 5 and the second installation guide component 7, the internal structure of the second installation guide component 7 is identical with that of the first installation guide component 5, the installation direction is opposite, and when the pipelines are inserted, the pipelines enter through one end with a larger aperture of the conical guide sleeve 501, then under the protection and extrusion of the rubber wear-resistant strips 502 at the two ends, the inner connecting pipe 601 is slowly bonded and connected with the inner connecting pipe, a large amount of time consumed by direct installation and comparison plug-in connection is avoided, the convenient pipeline connection can be carried out through the arrangement, the connection rate of equipment is further improved, one side of the outside of the screw thread rotating ring 4 is connected with the outer sealing ring 3, the inside of the screw thread rotating ring 4 is provided with the connecting component 6, the connecting component 6 comprises the inner connecting pipe 601 and the inner sealing ring 602, the inner part of the inner connecting pipe 601 is provided with the inner sealing ring 602, the double sealing connection is carried out through the arrangement of the outer sealing ring 3 and the connecting component 6, the outer sealing ring 3 is used for sealing and fastening the external connecting and fixing device, the inner part is used for sealing and connecting the installed pipeline through the inner sealing ring 602, so that the connection sealing effect of the equipment is further improved, the practicability is improved.

Referring to fig. 1 and 3, an extrusion clamping assembly 9 is disposed outside the external connection pipe 2, a fastening assembly 8 is disposed outside the extrusion clamping assembly 9, the fastening assembly 8 includes an adjusting outer ring 801, an stretching fastening spring 802 and a sliding block 803, one side of the inner part of the adjusting outer ring 801 is connected with the stretching fastening spring 802, the upper wall and the lower wall of the inner part of the adjusting outer ring 801 are both provided with the sliding block 803, the extrusion clamping assembly 9 includes an extrusion plate 901, a clamping tooth 902 and an extrusion pad 903, the clamping tooth 902 is disposed on the inner side of the extrusion plate 901, the extrusion pad 903 is disposed on the inner side of the clamping tooth 902, a fastening head 10 is connected to the front end of the adjusting outer ring 801, a fastening bolt 11 is disposed on the inner side of the fastening head 10, after the pipe is connected, the outer ring 801 is adjusted through sliding, the adjusting outer ring 801 pulls the stretching fastening spring 802, then the surrounding ring of the adjusting outer ring 801 is contracted, the extrusion plate 901 is mutually extruded, then the inner clamping tooth 902 clamps the connected pipe, the silica gel is clamped in the middle, the extrusion pad 903 is further disposed for anti-skid protection, and the stability of the connection is improved, and the connection stability is improved.

A choke and kill manifold comprising a choke and kill manifold body 1, the choke and kill manifold body 1 having a connector according to any one of the preceding claims mounted thereon.

Working principle: during practical use, when the pipeline is connected, can insert the pipeline at both ends in the inside of installation direction subassembly one 5 and installation direction subassembly two 7 respectively earlier, the inner structure of installation direction subassembly two 7 is the same with installation direction subassembly one 5, just install the opposite direction, when the pipeline inserts, can get into through the one end of the great aperture of toper uide bushing 501, then under the protection extrusion of rubber wear strip 502 at both ends, slow and inside inner connecting pipe 601 are laminated and are connected, avoid direct installation to compare the required a large amount of time that spends of pegging graft, then after the pipeline uses and connects, through sliding adjustment outer loop 801, let the regulation outer loop 801 pull tension fastening spring 802, then let the surrounding ring of regulation outer loop 801 shrink, let inside stripper plate 901 extrudees each other, then let inside clamp tooth 902 carry out the centre gripping to the pipeline of connecting, the centre sets up the extrusion pad of silica gel again and protects the antiskid, improve the stability of centre gripping, carry out sealing and fasten through outside sealing washer 3 to outside connection fixing device, inside carries out sealing connection to the pipeline of installation through inside sealing washer 602, improve the connection sealing effect of equipment.

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

Claims (8)

1. A connector, characterized in that: the connecting piece comprises an external connecting pipe (2) and a first installation guide assembly (5), one end of the external connecting pipe (2) is connected with a threaded rotating ring (4), one side of the external connecting pipe (2) is provided with a second installation guide assembly (7), the first installation guide assembly (5) is connected to one end of the threaded rotating ring (4), the first installation guide assembly (5) comprises a conical guide sleeve (501) and a rubber wear-resistant strip (502), and the rubber wear-resistant strip (502) is arranged in the conical guide sleeve (501).

2. A connector as defined in claim 1, wherein: an external sealing ring (3) is connected to one side of the outside of the thread rotating ring (4), and a connecting component (6) is arranged in the thread rotating ring (4).

3. A connector as defined in claim 2, wherein: the connecting assembly (6) comprises an inner connecting pipe (601) and an inner sealing ring (602), and the inner sealing ring (602) is arranged inside the inner connecting pipe (601).

4. A connector as defined in claim 1, wherein: the outside of outside connecting pipe (2) is provided with extrusion joint subassembly (9), and the outside of extrusion joint subassembly (9) is provided with fastening component (8).

5. A connector as defined in claim 4, wherein: the fastening assembly (8) comprises an adjusting outer ring (801), an extension fastening spring (802) and a sliding block (803), wherein the extension fastening spring (802) is connected to one side of the inner portion of the adjusting outer ring (801), and the sliding block (803) is arranged on the upper wall and the lower wall of the inner portion of the adjusting outer ring (801).

6. A connector as defined in claim 4, wherein: the extrusion clamping assembly (9) comprises an extrusion plate (901), clamping teeth (902) and an extrusion pad (903), wherein the clamping teeth (902) are arranged on the inner side of the extrusion plate (901), and the extrusion pad (903) is arranged on the inner side of the clamping teeth (902).

7. A connector as defined in claim 5, wherein: the front end of the adjusting outer ring (801) is connected with a fastening head (10), and a fastening bolt (11) is arranged in the fastening head (10).

8. The utility model provides a throttle kill manifold, includes throttle kill manifold body (1), its characterized in that: a connecting piece according to any one of claims 1-7 is mounted on said throttle kill manifold body (1).