CN209817953U - Novel multifunctional oil pipe - Google Patents
Novel multifunctional oil pipe Download PDFInfo
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- CN209817953U CN209817953U CN201920630972.7U CN201920630972U CN209817953U CN 209817953 U CN209817953 U CN 209817953U CN 201920630972 U CN201920630972 U CN 201920630972U CN 209817953 U CN209817953 U CN 209817953U
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- oil pipe
- pipe
- oil
- novel multifunctional
- female joint
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Abstract
The utility model provides a novel multi-functional oil pipe, includes, oil pipe, its characterized in that: an outer pipe body is arranged outside the oil pipe, a heat insulation sleeve or heat insulation glue is arranged in an annular space formed between the outer pipe body and the oil pipe, one end of the oil pipe is connected with the double-female connector screw thread, and the other end of the oil pipe is connected with the male-female connector screw thread. The utility model discloses can reduce the energy consumption loss of liquid at the pit shaft lift in-process, guarantee that liquid flows under higher temperature and velocity of flow. The mobility of the liquid produced by the oil well in the shaft is improved, and the temperature of the wellhead of the produced liquid is effectively increased. The method can well solve the problems of high construction cost, high production energy consumption and the like caused by processes of three-pipe heat tracing, electric heating and the like for oil field companies, and can solve the problem of emission pollution caused by fuel oil and gas of a heating furnace, thereby realizing cold production of part of heat tracing production wells and reducing the production energy consumption and cost. Realizing green and environment-friendly production of the oil field.
Description
Technical Field
The utility model relates to an oil and gas exploitation technical field especially relates to a novel multi-functional oil pipe.
Background
For oil wells with high wax content and high freezing point, heat tracing is needed in the exploitation process, the production energy consumption is high, and the exploitation cost is high. The produced oil can continuously radiate heat to the stratum in the flowing process of the shaft, and the heat radiation causes the temperature of the liquid in the shaft to be gradually reduced, so that wax precipitation or poor liquidity is caused. The flow process of the oil production liquid is as follows: the liquid in the oil well flows into a cluster pipeline or an oil storage device through an oil well pump, an oil pipe and a well mouth, in the process, the liquid at the bottom of the oil well has higher temperature and good flowing performance, when the liquid reaches the upper part of the oil well, the temperature of the well mouth is lower, the liquid temperature is reduced faster, the flowing performance of the liquid is poor, and in order to ensure the fluidity of the oil liquid, the liquid is heated by adopting the heating modes of electricity, fuel oil and gas at present, the liquid temperature is kept, the liquid keeps good fluidity, but the method has the defects of energy consumption, environmental pollution and the like.
Disclosure of Invention
To the not enough that above-mentioned technical problem exists, the utility model aims at providing a novel multi-functional oil pipe.
The utility model provides a novel multi-functional oil pipe, includes, oil pipe (4), its characterized in that: an outer pipe body (3) is arranged outside the oil pipe (4), a heat insulation sleeve or heat insulation glue (6) is arranged in an annular space formed between the outer pipe body (3) and the oil pipe (4), one end of the oil pipe (4) is in threaded connection with the double-female joint (1), the other end of the oil pipe is in threaded connection with the male-female joint (8),
the heat insulation sleeve is wrapped on the outer wall of the oil pipe (4) and is fixed and protected through the outer pipe body (3).
The heat-preservation glue is filled into an annular space formed between the outer pipe body (3) and the oil pipe (4) through a suction channel (5) on the outer pipe body (3).
One or more suction channels (5) are arranged on the outer tube body (3), and after suction is finished, the suction channels (5) are covered with plugs.
In order to improve the corrosion resistance and the wear resistance of the oil pipe (4), a plastic pipe (9) is additionally arranged inside the oil pipe (4).
The plastic pipe (9) is made of an ultrahigh molecular polyethylene material.
According to the length of the needed oil pipe, a plurality of multifunctional oil pipes can be spliced together for use, and during splicing, the male joint (8) and the female joint (8) are used as tail pipes to be screwed into the double-female joint (1) of another multifunctional oil pipe.
The inside at two female joint (1) and public female joint (8) has all been seted up the notch, has all placed sealing washer (2) in the notch, makes oil pipe (4) and two female joint (1) and public female joint (8) form the secondary seal cooperation.
In order to prevent the outer pipe body (3) from slipping, one end of the outer pipe body (3) is connected with the double female connectors (1) into a whole, and the other end of the outer pipe body is connected with the male and female connectors (8) into a whole.
A righting frame (7) is arranged between the oil pipe (4) and the outer pipe body (3).
The utility model discloses can reduce the energy consumption loss of liquid at the pit shaft lift in-process, guarantee that liquid flows under higher temperature and velocity of flow. The mobility of the liquid produced by the oil well in the shaft is improved, and the temperature of the wellhead of the produced liquid is effectively increased. The method can well solve the problems of high construction cost, high production energy consumption and the like caused by processes of three-pipe heat tracing, electric heating and the like for oil field companies, and can solve the problem of emission pollution caused by fuel oil and gas of a heating furnace, thereby realizing cold production of part of heat tracing production wells and reducing the production energy consumption and cost. Realizing green and environment-friendly production of the oil field.
Drawings
FIG. 1 is a schematic sectional view of the present invention;
fig. 2 is a schematic cross-sectional view of the installation of a plastic tubing within the tubing of fig. 1.
In the figure: the double-female joint comprises a double-female joint 1, a sealing ring 2, an outer pipe body 3, an oil pipe 4, a suction channel 5, a heat-insulating sleeve or heat-insulating glue 6, a righting frame 7, a male-female joint 8, a plastic pipe 9 and an edge part 10.
Detailed Description
Example 1
As shown in fig. 1, the outer wall of the oil pipe 4 is wrapped with a thermal insulation sleeve and fixed by the outer pipe body 3. The external thread of one end of the oil pipe 4 is in bolt connection with the internal thread of the double-female joint 1, and the external thread of the other end of the oil pipe 4 is in bolt connection with the internal thread of the male-female joint 8. The notch has all been seted up in the inside of two female joint 1 and public female joint 8, has all placed sealing washer 2 in the notch, makes oil pipe 4 and two female joint 1 and public female joint 8 form the secondary seal cooperation.
The outer tube body 3 is provided with a suction channel 5, the suction channel 5 is used for sucking heat-conducting substances or gas in the heat-insulating annular space, and after the suction is finished, the suction channel 5 is covered with a sealing plug. In order to prevent the outer pipe body 3 from slipping, one end of the outer pipe body 3 is connected with the double female connector 1 into a whole in a welding mode, and the other end of the outer pipe body is connected with the male and female connector 8 into a whole in a welding mode. A centering frame 7 is arranged between the oil pipe 4 and the outer pipe body 3, and the centering frame 7 is mainly used for enabling the outer pipe body 3 to be concentric with the oil pipe 4.
As shown in fig. 2, in order to improve the corrosion resistance and the wear resistance of the oil pipe 4, a plastic pipe 9 is additionally arranged inside the oil pipe 4, the plastic pipe 9 is made of an ultra-high molecular polyethylene material, and in order to prevent the plastic pipe 9 from slipping, edge parts 10 which are tightly matched with the oil pipe 4 are outwards bent at two ends of the plastic pipe 9.
According to the length of the needed oil pipe, a plurality of multifunctional oil pipes can be spliced together for use, and during splicing, the male joint 8 is used as a tail pipe and screwed into the double-female joint 1 of another multifunctional oil pipe.
Example 2
As shown in fig. 1, an outer tube body 3 is arranged outside the oil pipe 4, one or more suction channels 5 are arranged on the outer tube body 3, and the heat preservation glue is injected into an annular space formed between the outer tube body 3 and the oil pipe 4 through the suction channels 5 arranged on the outer tube body 3.
One or more suction channels 5 are formed in the outer pipe body 3, and the suction channels 5 are used for filling heat-insulating glue and sucking heat-conducting substances or gas in the heat-insulating annular space. After the suction is completed, the suction channel 5 is covered with a sealing plug.
The external thread of one end of the oil pipe 4 is in bolt connection with the internal thread of the double-female joint 1, and the external thread of the other end of the oil pipe 4 is in bolt connection with the internal thread of the male-female joint 8. The notch has all been seted up in the inside of two female joint 1 and public female joint 8, has all placed sealing washer 2 in the notch, makes oil pipe 4 and two female joint 1 and public female joint 8 form the secondary seal cooperation.
In order to prevent the outer pipe body 3 from slipping, one end of the outer pipe body 3 is connected with the double female connector 1 into a whole in a welding mode, and the other end of the outer pipe body is connected with the male and female connector 8 into a whole in a welding mode. A centering frame 7 is arranged between the oil pipe 4 and the outer pipe body 3, and the centering frame 7 is mainly used for enabling the outer pipe body 3 to be concentric with the oil pipe 4.
As shown in fig. 2, in order to improve the corrosion resistance and the wear resistance of the oil pipe 4, a plastic pipe 9 is additionally arranged inside the oil pipe 4, the plastic pipe 9 is made of an ultra-high molecular polyethylene material, and in order to prevent the plastic pipe 9 from slipping, edge parts 10 which are tightly matched with the oil pipe 4 are outwards bent at two ends of the plastic pipe 9.
According to the length of the needed oil pipe, a plurality of multifunctional oil pipes can be spliced together for use, and during splicing, the male joint 8 is used as a tail pipe and screwed into the double-female joint 1 of another multifunctional oil pipe.
Claims (10)
1. The utility model provides a novel multi-functional oil pipe, includes, oil pipe (4), its characterized in that: an outer pipe body (3) is arranged outside the oil pipe (4), a heat insulation sleeve or heat insulation glue (6) is arranged in an annular space formed between the outer pipe body (3) and the oil pipe (4), one end of the oil pipe (4) is in threaded connection with the double-female connector (1), and the other end of the oil pipe is in threaded connection with the male-female connector (8).
2. The novel multifunctional oil pipe of claim 1, characterized in that: the heat insulation sleeve is wrapped on the outer wall of the oil pipe (4) and is fixed and protected through the outer pipe body (3).
3. The novel multifunctional oil pipe of claim 1, characterized in that: the heat-preservation glue is filled into an annular space formed between the outer pipe body (3) and the oil pipe (4) through a suction channel (5) on the outer pipe body (3).
4. The novel multifunctional oil pipe of claim 1, characterized in that: one or more suction channels (5) are arranged on the outer tube body (3), and after suction is finished, the suction channels (5) are covered with plugs.
5. The novel multifunctional oil pipe of claim 1, characterized in that: in order to improve the corrosion resistance and the wear resistance of the oil pipe (4), a plastic pipe (9) is additionally arranged inside the oil pipe (4).
6. The novel multifunctional oil pipe of claim 5, characterized in that: the plastic pipe (9) is made of an ultrahigh molecular polyethylene material.
7. The novel multifunctional oil pipe of claim 1, characterized in that: according to the length of the needed oil pipe, a plurality of multifunctional oil pipes can be spliced together for use, and during splicing, the male joint (8) and the female joint (8) are used as tail pipes to be screwed into the double-female joint (1) of another multifunctional oil pipe.
8. The novel multifunctional oil pipe of claim 1, characterized in that: the inside at two female joint (1) and public female joint (8) has all been seted up the notch, has all placed sealing washer (2) in the notch, makes oil pipe (4) and two female joint (1) and public female joint (8) form the secondary seal cooperation.
9. The novel multifunctional oil pipe of claim 4, characterized in that: in order to prevent the outer pipe body (3) from slipping, one end of the outer pipe body (3) is connected with the double female connectors (1) into a whole, and the other end of the outer pipe body is connected with the male and female connectors (8) into a whole.
10. The novel multifunctional oil pipe of claim 8, wherein: a righting frame (7) is arranged between the oil pipe (4) and the outer pipe body (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920630972.7U CN209817953U (en) | 2019-04-30 | 2019-04-30 | Novel multifunctional oil pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920630972.7U CN209817953U (en) | 2019-04-30 | 2019-04-30 | Novel multifunctional oil pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209817953U true CN209817953U (en) | 2019-12-20 |
Family
ID=68882706
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920630972.7U Active CN209817953U (en) | 2019-04-30 | 2019-04-30 | Novel multifunctional oil pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209817953U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111963093A (en) * | 2020-09-08 | 2020-11-20 | 中国石油天然气股份有限公司 | Cluster pipe passes through formula well head linkage and ground linkage |
-
2019
- 2019-04-30 CN CN201920630972.7U patent/CN209817953U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111963093A (en) * | 2020-09-08 | 2020-11-20 | 中国石油天然气股份有限公司 | Cluster pipe passes through formula well head linkage and ground linkage |
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