CN216665582U

CN216665582U - Water injection well device for oil field development convenient to protect water injection pipe

Info

Publication number: CN216665582U
Application number: CN202220127893.6U
Authority: CN
Inventors: 任静; 陈铁娟; 樊荣; 张彬
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-01-18
Filing date: 2022-01-18
Publication date: 2022-06-03
Anticipated expiration: 2032-01-18

Abstract

The utility model relates to a water injection well device for oil field development, which is convenient for protecting a water injection pipe and relates to the technical field of water injection well equipment, comprising a water injection well main body, the main body of the water injection well comprises a water injection well body, one end of the water injection well body is communicated with a direct buried pipeline, the inner part of the directly buried pipeline is provided with a supporting mechanism, the supporting mechanism comprises an arc-shaped plate, the outer surface of one side of the arc-shaped plate is provided with a circular groove, the circular grooves are arranged in parallel by mirroring at the center of the arc-shaped plate, because the directly buried pipeline is buried underground, the pressure difference of the pipeline can be different, a plurality of supporting mechanisms are arranged in the directly buried pipeline, a first rubber ball and a second rubber ball are arranged in the supporting mechanisms, the shock absorption effect can be achieved, meanwhile, the elastic sheet has the characteristic of flexibility, so that the connecting rod in the arc-shaped plate can be movably clamped in the circular groove.

Description

Water injection well device for oil field development convenient to protect water injection pipe

Technical Field

The utility model relates to the technical field of water injection well equipment, in particular to a water injection well device for oilfield development, which is convenient for protecting a water injection pipe.

Background

Before the onshore oil field is exploited, the oil in the reservoir is in a high-temperature high-pressure relatively static state, the pressure of the reservoir is necessarily reduced along with the exploitation of the oil, so that the oil yield is reduced, in order to maintain the pressure of the reservoir, water is injected into the oil reservoir through a special water injection well in the oil field exploitation process, the pressure of the oil reservoir is maintained or recovered, the oil reservoir has stronger driving force, and the exploitation speed and the recovery ratio of the oil reservoir are improved.

When the reservoir pressure is kept by injecting water into the reservoir in the oil exploitation process, high-pressure purified water is selected in the water injection process and is conveyed into the oil layer by a pipeline, but in the prior art, the pipeline is easy to bend due to a certain pressure difference value between the internal pressure and the external pressure of the pipeline, so that the service life of the pipeline is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a water injection well device for oil field development, which is convenient for protecting a water injection pipe and solves the technical problem that when water is injected into a reservoir stratum in the oil exploitation process to keep the reservoir stratum pressure, high-pressure pure water is selected in the water injection process and is conveyed into an oil stratum by a pipeline, but in the prior art, the pipeline is easy to bend due to a certain pressure difference between the internal pressure and the external pressure of the pipeline, so that the service life of the pipeline is influenced.

The scheme for solving the technical problems is as follows: the utility model provides a water injection well device is used in oil field development convenient to protect water injection pipe, includes the water injection well main part, the water injection well main part includes the water injection well body, the one end intercommunication of water injection well body has the pipeline of directly burying, the inside of directly burying the pipeline is equipped with supporting mechanism, supporting mechanism includes the arc, one side surface of arc is equipped with circular recess, circular recess locates the parallel arrangement of mirror image with the center of arc.

On the basis of the technical scheme, the utility model can be further improved as follows.

Furthermore, the inside activity joint of circular recess has the connecting rod, the connecting rod is with the central department annular array of directly buried pipeline, and the quantity is a plurality of.

The beneficial effect of adopting the further scheme is that: the arc plates are annularly arrayed in the center of the directly buried pipeline, and the number of the arc plates is multiple.

Furthermore, the outer surface of the arc-shaped plate is connected with a plurality of elastic sheets which are arranged in an annular array at the center of the directly buried pipeline.

The beneficial effect of adopting the further scheme is that: the elastic sheet plays a role in connecting the arc-shaped plate.

Further, the outer surface of arc is equipped with first recess.

The beneficial effect of adopting the further scheme is that: the first groove can store a first rubber ball inside.

Further, the outer surface of the arc-shaped plate far away from the first groove is provided with a second groove.

The beneficial effect of adopting the further scheme is that: the second groove can store a second rubber ball inside.

Further, the inside of first recess is equipped with first rubber ball, first rubber ball is with the central department annular array of directly buried pipeline, and quantity is a plurality of, the inner wall of the one end contact directly buried pipeline of first rubber ball.

The beneficial effect of adopting the further scheme is that: first rubber ball can be deposited to the inside of first recess, and when the pipeline collided, the purpose of shock attenuation was played.

Further, the inside of second recess is equipped with the second rubber ball, the second rubber ball is with the central department annular array of buried pipeline, and the quantity is a plurality of.

The beneficial effect of adopting the above further scheme is: the second rubber ball can be deposited in the second groove, and the purpose of shock absorption is achieved when the pipeline collides.

The utility model has the beneficial effects that: when the device is used, because the direct-buried pipeline is buried underground, the pressure difference value of the pipeline can be different, a plurality of supporting mechanisms are arranged in the direct-buried pipeline, a first rubber ball and a second rubber ball are arranged in the supporting mechanisms, the damping effect can be achieved, and meanwhile, the elastic piece has the characteristic of flexibility, so that the connecting rod in the arc-shaped plate can be movably clamped in the circular groove.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings. The detailed description of the present invention is given in detail by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:

FIG. 1 is a schematic diagram of a water injection well assembly for oilfield development according to the present invention, which facilitates the protection of the water injection pipes;

FIG. 2 is a schematic diagram of a directly buried pipeline structure of a water injection well device for oilfield development according to the present invention, which facilitates protection of a water injection pipe;

FIG. 3 is a schematic view of a support mechanism for a water injection well assembly for oilfield development according to the present invention, which facilitates protection of the water injection pipes;

fig. 4 is a schematic structural view of an arc-shaped plate of the water injection well device for oilfield development, which is convenient for protecting a water injection pipe.

Illustration of the drawings:

1. a water injection well body; 11. a water injection well body; 12. a directly buried pipeline;

2. a support mechanism; 21. an arc-shaped plate; 22. a circular groove; 23. a connecting rod; 24. a spring plate; 25. a first groove; 26. a second groove; 27. a first rubber ball; 28. and a second rubber ball.

Detailed Description

The principles and features of the present invention are described below in conjunction with the accompanying fig. 1-4, which are provided by way of example only to illustrate the present invention and not to limit the scope of the present invention. The utility model is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. Advantages and features of the present invention will become apparent from the following description and from the claims. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is merely for the purpose of facilitating and distinctly claiming the embodiments of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Example 1

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, a water injection well device for oil field development convenient to protect water injection pipe, including water injection well main part 1, water injection well main part 1 includes water injection well body 11, the one end intercommunication of water injection well body 11 has directly buried pipeline 12, the inside of directly buried pipeline 12 is equipped with supporting mechanism 2, supporting mechanism 2 includes arc 21, one side surface of arc 21 is equipped with circular recess 22, circular recess 22 is with the parallel arrangement of the central mirror image of arc 21 department, circular recess 22's inside activity joint has connecting rod 23, connecting rod 23 is with the central department annular array of directly buried pipeline 12, and the quantity is a plurality of.

In this embodiment, when using this device, at first with the one end of water injection well body 11 and the opening part threaded connection of directly buried pipeline 12, the inside of directly buried pipeline 12 is equipped with arc 21, and a plurality of arcs 21 can improve the stability of device, and the arc 21 surface is equipped with connecting rod 23, because connecting rod 23 receives the joint of circular recess 22 to be injectd, consequently connecting rod 23 will be in circular recess 22, is reciprocating motion, accomplishes the first step connection to arc 21.

Example 2

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the outer surface of the arc plate 21 is connected with the elastic sheet 24, the elastic sheet 24 is arranged in an annular array at the center of the buried pipeline 12, the number of the elastic sheet 24 is multiple, the outer surface of the arc plate 21 far away from the first groove 25 is provided with a second groove 26, the first groove 25 is internally provided with a first rubber ball 27, the first rubber ball 27 is arranged in an annular array at the center of the buried pipeline 12, the number of the first rubber ball 27 is multiple, one end of the first rubber ball 27 is in contact with the inner wall of the buried pipeline 12, the second groove 26 is internally provided with a second rubber ball 28, and the second rubber ball 28 is arranged in an annular array at the center of the buried pipeline 12, and the number of the second rubber ball 28 is multiple.

In this embodiment, the outer surface of the arc plate 21 is provided with a first groove 25 and a second groove 26, the first groove 25 and the second groove 26 are both provided with a plurality of first rubber balls 27 and second rubber balls 28, when the buried pipeline 12 is collided by external force and retracted inwards, the first rubber balls 27 and the second rubber balls 28 will move in the first groove 25 and the second groove 26, which can play a role of damping a part of external force applied to the buried pipeline 12, thereby reducing the situation that the buried pipeline 12 is collided by external force and retracted inwards to cause the bending of the buried pipeline 12, the outer surface of the arc plate 21 is provided with a plurality of elastic sheets 24, the elastic sheets 24 can play a role of secondary fixation to the arc plate 21, and when the arc plate 21 and its components are collided by external force to generate vibration, the elastic sheets 24 can also be deformed by the linkage of the arc plate 21, the characteristics of the elastic sheets 24 can be restored to the original state after the deformation disappears, therefore, the other part of the external force which is not digested by the first rubber ball 27 and the second rubber ball 28 can be discharged, thereby prolonging the service life of the buried pipeline 12.

The working principle is as follows:

when the device is used, one end of the water injection well body 11 is in threaded connection with the opening of the directly buried pipeline 12, the arc-shaped plate 21 is arranged inside the directly buried pipeline 12, the connecting rod 23 is arranged on the outer surface of the arc-shaped plate 21, the connecting rod 23 is limited by the clamping of the circular groove 22, the connecting rod 23 reciprocates in the circular groove 22 to complete the first-step connection of the arc-shaped plate 21, the first groove 25 and the second groove 26 are arranged on the outer surface of the arc-shaped plate 21, the first groove 25 and the second groove 26 are internally provided with a plurality of first rubber balls 27 and second rubber balls 28, when the directly buried pipeline 12 is impacted by external force and retracted inwards, the first rubber balls 27 and the second rubber balls 28 move in the first groove 25 and the second groove 26, the outer surface of the arc-shaped plate 21 is provided with a plurality of elastic sheets 24, the elastic sheets 24 can play a role in secondary fixation on the arc-shaped plate 21, and when arc 21 and its subassembly receive external force collision and produce vibrations, shell fragment 24 also can receive the interlock of arc 21 and produce deformation, and the characteristic of shell fragment 24 can the reconversion after the deformation disappears.

The foregoing is merely a preferred embodiment of the utility model and is not intended to limit the utility model in any manner; one of ordinary skill in the art will readily appreciate from the disclosure that the present invention can be practiced as illustrated in the accompanying drawings and described above; however, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the scope of the utility model as defined by the appended claims; meanwhile, any changes, modifications, and evolutions of the equivalent changes of the above embodiments according to the actual techniques of the present invention are still within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a water injection well device is used in oil field development convenient to protect water injection pipe, includes water injection well main part (1), its characterized in that: the water injection well main part (1) includes water injection well body (11), the one end intercommunication of water injection well body (11) has directly buried pipeline (12), the inside of directly buried pipeline (12) is equipped with supporting mechanism (2), supporting mechanism (2) include arc (21), one side surface of arc (21) is equipped with circular recess (22), circular recess (22) are with the parallel arrangement of center department mirror image of arc (21).

2. The water injection well device for oilfield development facilitating protection of a water injection pipe of claim 1, wherein: the inside activity joint of circular recess (22) has connecting rod (23), connecting rod (23) are with the central department annular array of buried pipeline (12), and the quantity is a plurality of.

3. The water injection well device for oilfield development facilitating protection of a water injection pipe of claim 1, wherein: the outer surface of the arc-shaped plate (21) is connected with a plurality of elastic sheets (24), and the elastic sheets (24) are arranged in an annular array at the center of the direct buried pipeline (12).

4. The water injection well device for oilfield development facilitating protection of a water injection pipe of claim 1, wherein: the outer surface of the arc-shaped plate (21) is provided with a first groove (25).

5. The water injection well device for oilfield development facilitating protection of a water injection pipe of claim 1, wherein: and a second groove (26) is formed in the outer surface, away from the first groove (25), of the arc-shaped plate (21).

6. An injection well assembly for oilfield development to facilitate protection of an injection pipe of claim 5, wherein: the inside of first recess (25) is equipped with first rubber ball (27), first rubber ball (27) are located annular array with the center of buried pipeline (12), and the quantity is a plurality of, the inner wall of one end contact buried pipeline (12) of first rubber ball (27).

7. An oil field development water injection well device facilitating protection of water injection pipes according to claim 6, characterized in that: and a plurality of second rubber balls (28) are arranged in the second groove (26), and the second rubber balls (28) are annularly arrayed at the center of the buried pipeline (12).