CN211874410U - Stainless steel connecting glass fiber reinforced plastic oil pipe - Google Patents
Stainless steel connecting glass fiber reinforced plastic oil pipe Download PDFInfo
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- CN211874410U CN211874410U CN201821175146.XU CN201821175146U CN211874410U CN 211874410 U CN211874410 U CN 211874410U CN 201821175146 U CN201821175146 U CN 201821175146U CN 211874410 U CN211874410 U CN 211874410U
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- oil pipe
- fiber reinforced
- reinforced plastic
- glass fiber
- stainless steel
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Abstract
The utility model belongs to the technical field of the oil field is retrieved, concretely relates to glass steel oil pipe is connected to stainless steel, including glass steel oil pipe, female joint and male joint, female joint is connected to glass steel oil pipe's one end, and the male joint is connected to glass steel oil pipe's the other end, and the material of female joint and male joint is the stainless steel, has solved ordinary glass steel oil pipe and has adopted the glass steel material coupling to connect, and the coupling external diameter is big, can't realize the problem that double-barrelled branch was annotated, and this oil pipe (containing stainless steel coupling) can wholly get into 31/2in the oil pipe of the in, and can successfully implement double-pipe separate injection by a specially-made large-drift-diameter packer。
Description
Technical Field
The utility model belongs to the technical field of the oil field oil recovery, concretely relates to glass steel oil pipe is connected to stainless steel.
Background
Along with the deepening of the water injection development of the oil field, the production conditions of all water injection intervals are mastered in real time, the basic conditions of oil reservoir temperature, pressure, permeability and the like are known, the double-pipe separate injection technical research is developed, and the technology has the advantages of accurate flow regulation, simplicity in measurement and regulation, simplicity in process and the like. The technology is mostly applied to domestic oil fields, but the research of using a glass fiber reinforced plastic oil pipe as an inner pipe is not carried out, and the glass fiber reinforced plastic oil pipe suitable for double-pipe separate injection is not available in the market, so that the product is urgently needed to fill the blank of the market so as to meet the requirement of fine water injection.
SUMMERY OF THE UTILITY MODEL
The utility model provides a glass steel oil pipe is connected to stainless steel purpose is overcome among the prior art conventional glass steel oil pipe and is adopted its external diameter of coupling of glass steel material big, leads to unable 3 of going into down1/2The problem of double-tube separate injection implemented by the in outer tube; the glass fiber reinforced plastic oil pipe is used as an inner pipe, and the glass fiber reinforced plastic oil pipe suitable for double-pipe separate injection is not available in the market.
Therefore, the utility model provides a glass steel oil pipe is connected to stainless steel, including glass steel oil pipe, female joint and male joint, female joint is connected to glass steel oil pipe's one end, and male joint is connected to glass steel oil pipe's the other end, and the material of female joint and male joint is the stainless steel.
The glass fiber reinforced plastic oil pipe and the female joint as well as the glass fiber reinforced plastic oil pipe and the male joint are in threaded connection.
The female joint is in the shape of a horizontal cylinder, a first through hole is formed in the cylinder along the direction of a central shaft, the left half part and the right half part of the first through hole are in bilateral symmetry, the left half part of the first through hole is in the shape of a stepped cylinder, and the diameter of the stepped cylinder is gradually decreased from left to right.
The male connector is in the shape of a horizontal cylinder, the left half part of the horizontal cylinder is a horizontal cylinder, the right half part of the horizontal cylinder is a horizontal round table, the diameter of the horizontal round table is gradually decreased from left to right, the horizontal cylinder is provided with a second through hole along the direction of the central shaft, the second through hole is in the shape of a stepped cylinder, and the diameter of the stepped cylinder is gradually decreased from left to right.
The first through hole is provided with internal threads.
The left half part of the second through hole is provided with an internal thread, and the outside of the horizontal round platform is provided with an external thread.
And external threads are arranged at two ends of the glass fiber reinforced plastic oil pipe.
The utility model has the advantages that: the stainless steel connecting glass fiber reinforced plastic oil pipe provided by the utility model is characterized in that external threads are made at two ends of the produced glass fiber reinforced plastic oil pipe through a special mould, then the stainless steel female joint is connected with one end of the glass fiber reinforced plastic oil pipe, and then the internal thread end of the stainless steel male joint is connected with the other end of the glass fiber reinforced plastic oil pipe; the glass fiber reinforced plastic oil pipe with the stainless steel coupling produced according to the requirements can meet the requirements of a double-pipe separate injection process, and can integrally enter 31/2in the oil pipe, double-pipe separate injection can be successfully implemented through a specially-made large-drift-diameter packer.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of a stainless steel connecting glass fiber reinforced plastic oil pipe structure;
FIG. 2 is a schematic view of a female coupling structure;
FIG. 3 is a schematic view of the male connector structure.
Description of reference numerals: 1. a glass fiber reinforced plastic oil pipe; 2. a female joint; 3. a male connector; 4. a first through hole; 5. a second via.
Detailed Description
Example 1:
the utility model provides a glass steel oil pipe is connected to stainless steel, includes glass steel oil pipe 1, female joint 2 and male joint 3, female joint 2 is connected to glass steel oil pipe 1's one end, and male joint 3 is connected to glass steel oil pipe 1's the other end, and female joint 2 and male joint 3's material are the stainless steel.
Example 2:
as shown in figure 1, the stainless steel connection glass fiber reinforced plastic oil pipe comprises a glass fiber reinforced plastic oil pipe 1, a female joint 2 and a male joint 3, wherein one end of the glass fiber reinforced plastic oil pipe 1 is connected with the female joint 2, the other end of the glass fiber reinforced plastic oil pipe 1 is connected with the male joint 3, and the female joint 2 and the male joint 3 are made of stainless steel.
The utility model provides a glass steel oil pipe is connected to this kind of stainless steel, earlier be connected good stainless steel female joint and glass steel oil pipe one end with producing, be connected stainless steel male joint and the other one end of glass steel oil pipe again, the glass steel oil pipe who takes the stainless steel coupling of production according to this requirement can accord with the demand of double-barrelled branch injection technology, can wholly get into 31/2in the oil pipe, double-pipe separate injection can be successfully implemented through a specially-made large-drift-diameter packer.
Example 3:
on the basis of the embodiment 2, the glass fiber reinforced plastic oil pipe 1 and the female joint 2, and the glass fiber reinforced plastic oil pipe 1 and the male joint 3 are in threaded connection. The threaded connection is detachable, the structure is simple, the operation is convenient, the safety is good, and the service life is long.
As shown in fig. 2, the female connector 2 is a horizontal cylinder, the cylinder is provided with a first through hole 4 along the central axis direction, the left half part and the right half part of the first through hole 4 are bilaterally symmetrical, the left half part of the first through hole 4 is a stepped cylinder, and the diameter of the stepped cylinder gradually decreases from left to right. Male joint 3 is conveniently connected to 4 one ends of first through-hole, and glass steel oil pipe 1 is conveniently connected to the other end, and the specification can be unified to symmetrical structure's first through-hole 4, and simple structure, the preparation is convenient, and strong adaptability guarantees that the surface is smooth and level after connecting, makes things convenient for wholly to get into in the oil pipe.
As shown in fig. 3, the male connector 3 is shaped as a horizontal cylinder, the left half of the horizontal cylinder is a horizontal cylinder, the right half of the horizontal cylinder is a horizontal circular truncated cone, the diameter of the horizontal circular truncated cone gradually decreases from left to right, the horizontal cylinder is provided with a second through hole 5 along the central axis direction, the second through hole 5 is shaped as a stepped cylinder, and the diameter of the stepped cylinder gradually decreases from left to right. Half one convenient connection glass steel oil pipe 1 on the left side of this structure of second through-hole 5, half one convenient connection female joint 2 on the right side, and this structure simple structure, the preparation is convenient, and strong adaptability guarantees that the surface is smooth level after connecting, makes things convenient for wholly to get into in the oil pipe.
The first through hole 4 is provided with an internal thread. The left half part of the second through hole 5 is provided with an internal thread, and the outside of the horizontal round platform is provided with an external thread. And external threads are arranged at two ends of the glass fiber reinforced plastic oil pipe 1. The threaded connection is convenient to disassemble and operate.
The utility model discloses an assembly process does:
as shown in fig. 1, in the first step, a section of produced glass fiber reinforced plastic oil pipe 1 is fixed, and a thread is made through a special die; fixing the other end, and making threads by the same method;
secondly, connecting the processed stainless steel female joint with one end of the glass fiber reinforced plastic oil pipe;
and thirdly, connecting the processed internal thread end of the stainless steel male joint with one end of the glass fiber reinforced plastic oil pipe to finish assembly.
The utility model discloses the stainless steel that produces according to this requirement connects glass steel oil pipe can accord with the demand of double-barrelled branch injection technology, and this oil pipe (containing the stainless steel coupling) can wholly get into 31/2in the oil pipe, double-pipe separate injection can be successfully implemented through a specially-made large-drift-diameter packer, the market blank is filled, the requirement of fine water injection is met, and the oil pipe has the characteristics of corrosion resistance, high pressure resistance (the pressure bearing is more than 21MPa), easiness in screwing on and off and the like, and is good in safety and long in service life.
In the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "left", "right", etc., it is based on the orientation or positional relationship shown in the drawings, and it is not intended to indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore the terms describing the positional relationship in the drawings are for illustrative purposes only and are not to be construed as limiting the present patent.
The above illustration is merely an illustration of the present invention, and does not limit the scope of the present invention, and all designs identical or similar to the present invention are within the scope of the present invention.
Claims (1)
1. The stainless steel connecting glass fiber reinforced plastic oil pipe is characterized in that: the stainless steel connection glass fiber reinforced plastic oil pipe comprises a glass fiber reinforced plastic oil pipe (1), a female joint (2) and a male joint (3), wherein one end of the glass fiber reinforced plastic oil pipe (1) is connected with the female joint (2), the other end of the glass fiber reinforced plastic oil pipe (1) is connected with the male joint (3), and the female joint (2) and the male joint (3) are made of stainless steel; external threads are arranged at two ends of the glass fiber reinforced plastic oil pipe (1); the glass fiber reinforced plastic oil pipe (1) is in threaded connection with the female joint (2), and the glass fiber reinforced plastic oil pipe (1) is in threaded connection with the male joint (3); the female joint (2) is in a horizontal cylinder shape, a first through hole (4) is formed in the cylinder along the direction of a central shaft, the left half part and the right half part of the first through hole (4) are in bilateral symmetry, the left half part of the first through hole (4) is in a step-shaped cylinder shape, the diameter of the step-shaped cylinder is gradually reduced from left to right, the male joint (3) is in a horizontal cylinder shape, the left half part of the horizontal cylinder is in a horizontal cylinder shape, the right half part of the horizontal cylinder is in a horizontal circular table shape, the diameter of the horizontal circular table is gradually reduced from left to right, a second through hole (5) is formed in the horizontal cylinder along the direction of the central shaft, the second through hole (5) is in a step-; the stainless steel connecting glass fiber reinforced plastic oil pipe can integrally enter the oil pipe 31/2in the oil pipe; the first through hole (4) is provided with internal threads; the left half part of the second through hole (5) is provided with an internal thread, and the outside of the horizontal round platform is provided with an external thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821175146.XU CN211874410U (en) | 2018-07-24 | 2018-07-24 | Stainless steel connecting glass fiber reinforced plastic oil pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821175146.XU CN211874410U (en) | 2018-07-24 | 2018-07-24 | Stainless steel connecting glass fiber reinforced plastic oil pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211874410U true CN211874410U (en) | 2020-11-06 |
Family
ID=73240786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821175146.XU Active CN211874410U (en) | 2018-07-24 | 2018-07-24 | Stainless steel connecting glass fiber reinforced plastic oil pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211874410U (en) |
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2018
- 2018-07-24 CN CN201821175146.XU patent/CN211874410U/en active Active
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