CN220621811U

CN220621811U - Pressure measurement blowout prevention quick-operation joint

Info

Publication number: CN220621811U
Application number: CN202322381604.2U
Authority: CN
Inventors: 于慧杰; 秦知言; 范宇昊; 范丽红
Original assignee: Tianjin Nuoxinya Technology Co ltd
Current assignee: Tianjin Nuoxinya Technology Co ltd
Priority date: 2023-09-04
Filing date: 2023-09-04
Publication date: 2024-03-19
Anticipated expiration: 2033-09-04

Abstract

The utility model relates to an oilfield machine technical field provides a pressure measurement blowout prevention quick-operation joint, including the joint body, the joint body comprises upper portion, middle part and lower part, and the lower part that connects the body sets up to cylindrically and is provided with the external screw thread, the upper portion that connects the body sets up to set up equally to have the cylindric of external screw thread, has seted up the pressure release mouth in the middle part position that connects the body, pressure release mouth department is provided with the pressure release pipe, and the other end of pressure release pipe is provided with gas-liquid separator, and the liquid outlet pipe department intercommunication of gas-liquid separator has the oil receiving tank, and the gas outlet pipe intercommunication of gas-liquid separator has the liquid receiving tank; this application is through the design of pressure release mouth, pressure release pipe and vapour and liquid separator, can be at the blowout of pressure release in-process crude oil, effectively avoid the leakage of gas, and gas is condensed into liquid and is collected after the processing of vapour and liquid separator and condenser, has reduced the pollution risk that gas leads to the environment release.

Description

Pressure measurement blowout prevention quick-operation joint

Technical Field

The application relates to the technical field of oilfield machinery, in particular to a pressure measurement blowout prevention quick connector.

Background

A water injection well is a well for injecting water or other liquids to increase subsurface reservoir pressure, adjust oilfield development dynamics, and is typically located near a crude oil recovery well in order to maintain or increase crude oil production by injecting water; the oil casing is mainly used for supporting a well wall in the well drilling process and after well completion so as to ensure the normal operation of the whole oil well after the well drilling process and the well completion; because of different geological conditions, the underground stress state is complex, and the comprehensive action of tensile, compressive, bending and torsional stresses acts on the pipe body, the high requirement is put on the quality of the oil casing; in the water injection process, the recorded oil jacket pressure data is one of the common basic works in the water injection work, the oil jacket pressure data refer to data obtained by measuring and recording the pressure inside the oil jacket of the water injection well, and the water injection effect and the condition of a related underground reservoir are mastered by recording the oil jacket pressure data, so that the water injection process is reasonably adjusted and optimized, and the stability and the high efficiency of the oil field production are ensured.

The pressure measuring joint is a device for measuring the pressure of the oil sleeve, and a worker can quickly measure the pressure in the oil sleeve by connecting the pressure measuring joint with related equipment; in addition, a pressure relief hole is usually formed in the pipe body of the pressure measuring quick connector, when the pressure in the oil sleeve exceeds a safety range, the pressure can be quickly released by the pressure relief hole, and the system is prevented from being out of control and equipment is prevented from being damaged, so that equipment is protected, and the accident risk is reduced; however, the oil or water sprayed from the pressure relief holes not only pollutes the human body and the environment, but also can cause crude oil or other valuable liquid in the oil reservoir to be released rapidly, so that resources are wasted.

Through retrieving, chinese patent with publication number CN218293553U discloses a pressure measurement blowout prevention quick-operation joint, including the inside of foundation column is provided with the inner core, and the top of foundation column is provided with first fastening bolt, and pressure release hole has been seted up to first fastening bolt's side, and first fastening bolt's side is provided with pressure release device, and first fastening bolt side is provided with the fixed screw, and the top of fixed screw is provided with the chain, and the other end of chain is provided with the safety helmet, and first fastening bolt's top is provided with second fastening bolt, and second fastening bolt's top is provided with the panel board.

The pressure relief device has the advantages that the pressure relief device plays roles in quick pressure recording and pressure relief and blowout prevention on the quick connector, the water nozzle pipeline is downwards arranged, oil can be recycled, and water or oil sprayed from the pressure relief hole is effectively prevented from injuring the human body and polluting the environment; however, the pressure relief holes not only discharge oil, but also discharge a large amount of gas, and if the gas is diffused to the outside from the pipeline in the pressure relief device in the above patent, the gas also pollutes surrounding soil and water area, thereby affecting ecological environment.

Disclosure of Invention

In order to solve the above problem, the present application provides a pressure measurement blowout prevention quick connector to solve the problem.

In order to achieve the above purpose, the present application provides the following technical solutions:

the utility model provides a pressure measurement blowout prevention quick-operation joint, includes the joint body, connects the body by upper portion, middle part and lower part constitution, connects the lower part of body and sets up to cylindrically and be provided with the external screw thread, the upper portion setting of joint body is established equally to have the cylindric of external screw thread, has seted up the pressure release mouth in the middle part position of joint body, pressure release mouth department is provided with the pressure release pipe, and the other end of pressure release pipe is provided with gas-liquid separator, and gas-liquid separator's liquid outlet pipe department intercommunication has the oil receiving tank, and gas-liquid separator's gas outlet pipe intercommunication has the liquid receiving tank.

Preferably, the gas-liquid separator is provided with two, the other end of pressure release pipe is provided with tee bend bleeder tube, and tee bend bleeder tube's one end is linked together with pressure release pipe, and both ends all set up downwards in addition, two gas-liquid separator's import pipe is kept away from the other both ends intercommunication of pressure release pipe with tee bend bleeder tube respectively.

Preferably, the pressure relief opening is circular, an inner thread is arranged on the inner wall of the pressure relief opening, and the pressure relief pipe is matched with the pressure relief opening and is in threaded fit with the pressure relief opening.

Preferably, the lower surface at the middle part of the joint body is provided with a silica gel ring sleeved at the lower part, and a first sealing ring connected with the lower surface at the middle part is arranged inside the silica gel ring.

Preferably, the circumferential surface of the silica gel ring is provided with a hose clamp sleeved with the silica gel ring.

Preferably, the joint body is provided with a ring groove at the position of the pressure relief opening, and a second sealing ring is arranged on the circumferential surface of the pressure relief pipe; the second sealing ring is abutted against the bottom of the annular groove along with the installation of the pressure relief pipe.

Preferably, a condenser is arranged at the gas outlet pipe of the gas-liquid separator.

Preferably, the lower surfaces of the oil receiving tank and the liquid receiving tank are provided with a discharge hole, and a sealing plug cover is movably arranged at the discharge hole.

Preferably, the upper part of the joint body is provided with a cap connected by a chain.

The application has the advantages that:

1. preventing gas leakage: this application is through the design of pressure release mouth, pressure release pipe and vapour and liquid separator, can be at the blowout of pressure release in-process crude oil, effectively avoid the leakage of gas, and gas is condensed into liquid and is collected after the processing of vapour and liquid separator and condenser, has reduced the pollution risk that gas leads to the environment release.

2. Sealing function: the setting of this application setting's first sealing washer and second sealing washer can avoid crude oil and gas to spout from the connection of pressure release mouth and pressure release pipe, oozes, reduces the pollution and the security risk of workplace.

3. And (3) recycling resources: crude oil and gas are separated after being treated by a gas-liquid separator and a condenser, and can be recovered through an oil receiving tank and a liquid receiving tank and further treated. Thus, the waste of resources can be reduced to the greatest extent.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application, illustrate and explain the application and are not to be construed as limiting the application. In the drawings:

FIG. 1 is a schematic view of the overall external configuration of the joint body to which the present utility model is directed;

FIG. 2 is a schematic overall outline structure of the present utility model;

FIG. 3 is a schematic view of the overall outline structure of FIG. 2 at another angle;

fig. 4 is a schematic view of the third angular overall profile configuration of fig. 2.

Reference numerals illustrate:

1. a joint body; 2. an upper part; 3. a middle part; 4. a lower part; 5. a silica gel ring; 6. a first seal ring; 7. a laryngeal cuff; 8. a chain; 9. a cap; 10. a pressure relief port; 11. a pressure relief tube; 12. a second seal ring; 13. a three-way pressure dividing pipe; 14. a gas-liquid separator; 15. the oil tank is connected; 16. a liquid receiving box; 17. and sealing the plug cover.

Detailed Description

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other.

In the description of the present application, it should be understood that the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate an orientation or a positional relationship based on that shown in the drawings, merely for convenience of description and to 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 application. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present application, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present application, 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 terms in this application can be understood by those of ordinary skill in the art in a specific context.

The embodiments are described with reference to the accompanying drawings:

the utility model provides a pressure measurement blowout prevention quick-operation joint, including inside vertical hollow connects body 1, connect body 1 comprises upper portion 2, middle part 3 and lower part 4, connect body 1's lower part 4 sets up to cylindrically and is provided with the external screw thread for connect the oil jacket pipe, further, be provided with the silica gel ring 5 that overlaps lower part 4 in connecting body 1 middle part 3's lower surface, be provided with the first sealing washer 6 that is connected with middle part 3 lower surface in silica gel ring 5 inside, be provided with the throat hoop 7 that overlaps it in silica gel ring 5's circumference face, when connecting body 1 passes through threaded connection and oil jacket pipe connection, silica gel ring 5 overlaps oil jacket pipe in it, and oil jacket pipe's upper surface is close to closely butt with first sealing washer 6 gradually, make first sealing washer 6 seal joint body 1 and oil jacket pipe, throat hoop 7 is with oil jacket pipe and joint body 1 hoops, in order to further improve the joint strength of two;

further, the upper part 2 of the joint body 1 is provided with a cylindrical shape also provided with external threads for connecting with an instrument panel, and the upper part 2 of the joint body 1 is provided with a cap 9 connected by a chain 8; the middle part 3 of the joint body 1 is provided with a pressure relief opening 10, the pressure relief opening 10 is circular, the inner wall of the pressure relief opening 10 is provided with internal threads, the pressure relief opening 10 is provided with a pressure relief pipe 11, the circumferential surface of the pressure relief pipe 11 is provided with external threads which are matched with the internal threads of the pressure relief opening 10, further, the joint body 1 is provided with a ring groove at the position of the pressure relief opening 10, and the circumferential surface of the pressure relief pipe 11 is provided with a second sealing ring 12; when the pressure relief pipe 11 is installed, the pressure relief pipe 11 is screwed on the pressure relief opening 10, meanwhile, the second sealing ring 12 abuts against the bottom of the annular groove along with the pressure relief pipe 11, so that the pressure relief opening 10 and the pressure relief pipe 11 are sealed, and crude oil and gas are prevented from seeping out from the connection positions of the pressure relief opening 10 and the pressure relief pipe 11;

the other end of the pressure release pipe 11 is provided with a three-way pressure release pipe 13, one end of the three-way pressure release pipe 13 is communicated with the pressure release pipe 11, the other two ends of the three-way pressure release pipe 13 are downwards provided and are connected with a gas-liquid separator 14, an inlet pipe of the gas-liquid separator 14 is communicated with the three-way pressure release pipe 13, a liquid receiving tank 15 is communicated with a liquid outlet pipe of the gas-liquid separator 14, a liquid receiving tank 16 is communicated with a gas outlet pipe of the gas-liquid separator 14, and a condenser (not shown in the figure) is arranged at the gas outlet pipe of the gas-liquid separator 14; further, the lower surfaces of the oil receiving tank 15 and the liquid receiving tank 16 are provided with a discharge port, and a sealing plug cover 17 is movably arranged at the discharge port.

Working principle: when the pressure relief opening 10 sprays oil-gas mixture, the oil-gas mixture can flow out along the pressure relief pipe 11, and enters into the two gas-liquid separators 14 through the three-way pressure dividing pipe 13, the oil-gas mixture is separated by the gas-liquid separators 14, crude oil enters into the oil receiving tank 15 through the liquid outlet pipe, and gas enters into the liquid receiving tank 16 through the gas outlet pipe, in the process, the gas can be condensed into liquid under the action of the condenser, and enters into the liquid receiving tank 16 in the form of liquid, so that the treatment is convenient.

It will be evident to those skilled in the art that the present application is not limited to the details of the foregoing illustrative embodiments, and that the present application may be embodied in other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the application being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The foregoing description is only of the preferred embodiments of the present application, and is not intended to limit the present application, and any minor modifications, equivalents, and improvements made to the above embodiments according to the technical principles of the present application should be included in the scope of the technical solutions of the present application.

Claims

1. The utility model provides a pressure measurement blowout prevention quick-operation joint, its characterized in that, including joint body (1), joint body (1) comprises upper portion (2), middle part (3) and lower part (4), and lower part (4) of joint body (1) set up to cylindrically and are provided with the external screw thread, upper portion (2) of joint body (1) set up equally to have the cylindric of external screw thread, has offered pressure release mouth (10) in middle part (3) position of joint body (1), pressure release mouth (10) department is provided with pressure release pipe (11), and the other end of pressure release pipe (11) is provided with gas-liquid separator (14), and the liquid outlet pipe department intercommunication of gas-liquid separator (14) has and connects oil tank (15), and the gas outlet pipe intercommunication of gas-liquid separator (14) has and connects liquid tank (16).

2. The pressure measurement blowout prevention quick connector according to claim 1, wherein two gas-liquid separators (14) are arranged, a three-way pressure dividing pipe (13) is arranged at the other end of the pressure releasing pipe (11), one end of the three-way pressure dividing pipe (13) is communicated with the pressure releasing pipe (11), the other two ends of the three-way pressure dividing pipe are downwards arranged, and inlet pipes of the two gas-liquid separators (14) are respectively communicated with the other two ends of the three-way pressure dividing pipe (13) far away from the pressure releasing pipe (11).

3. The pressure measurement blowout prevention quick connector according to claim 1, wherein the pressure relief opening (10) is circular, an inner thread is arranged on the inner wall of the pressure relief opening (10), and the pressure relief pipe (11) is matched with the pressure relief opening (10) and is in threaded fit with the pressure relief opening.

4. The pressure measurement blowout-preventing quick connector according to claim 1, wherein a silica gel ring (5) sleeved on the lower portion (4) is arranged on the lower surface of the middle portion (3) of the connector body (1), and a first sealing ring (6) connected with the lower surface of the middle portion (3) is arranged inside the silica gel ring (5).

5. The pressure measurement blowout prevention quick connector as claimed in claim 4, wherein the circumferential surface of the silica gel ring (5) is provided with a hose clamp (7) for sleeving the silica gel ring.

6. The pressure measurement blowout prevention quick connector according to claim 1, wherein the position of the connector body (1) provided with the pressure relief opening (10) is provided with a ring groove, and the circumferential surface of the pressure relief pipe (11) is provided with a second sealing ring (12); the second sealing ring (12) is tightly abutted against the bottom of the annular groove along with the installation of the pressure relief pipe (11).

7. A pressure measurement blowout prevention quick connector as in claim 2 wherein a condenser is provided at the gas outlet tube of the gas-liquid separator (14).

8. The pressure measurement blowout prevention quick connector as claimed in claim 1, wherein the lower surfaces of the oil receiving tank (15) and the liquid receiving tank (16) are provided with a discharge port, and a sealing plug cover (17) is movably arranged at the discharge port.

9. A pressure-measuring blowout-preventing quick connector as in claim 1, wherein the upper part (2) of the connector body (1) is provided with caps (9) connected by chains (8).