CN210067989U - Oil pipe used in well - Google Patents
Oil pipe used in well Download PDFInfo
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- CN210067989U CN210067989U CN201822222426.8U CN201822222426U CN210067989U CN 210067989 U CN210067989 U CN 210067989U CN 201822222426 U CN201822222426 U CN 201822222426U CN 210067989 U CN210067989 U CN 210067989U
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Abstract
The utility model discloses an oil pipe for in pit belongs to oil well development technical field. The oil pipe comprises a main body part, an oil rod fixing part, a cleaning liquid conveying part and a high-pressure spray-washing part; the body of the main body part is of a hollow structure, the oil rod fixing part is positioned on the inner side of the main body part and is fixed on a first end of the main body part, and the first end is the end, close to a wellhead, of the oil pipe when the oil pipe is positioned underground; the body of the cleaning liquid conveying component is a hollow pipe, one end of the cleaning liquid conveying component penetrates through the side wall of the main component, one end of the cleaning liquid conveying component is positioned in the high-pressure spray-washing component, and the other end of the cleaning liquid conveying component is externally connected with a cleaning pipeline and used for conveying cleaning liquid to the high-pressure spray component; the high-pressure injection part is fixed on the inner side of the main body part and is used for injecting cleaning liquid at high pressure to clean the inner wall of the oil pipe and the outer wall of the oil rod when the rod pipe is lifted from a well. The utility model discloses can be so that wash the waste liquid and directly excrete to in the well, avoid unrestrained subaerial to avoid causing the pollution to the environment.
Description
Technical Field
The utility model relates to an oil well technical field, in particular to an oil pipe for in pit.
Background
In the development of oil wells, a sucker rod and an oil pipe are generally used. Wherein, oil pipe is hollow structure, can be used for fixing the oil pole in the pit. After the oil pipe and the oil rod are used, the oil pipe and the oil rod generally need to be cleaned, at present, the oil rod and the oil pipe need to be extracted from the underground respectively, and after the oil rod and the oil rod fall to the ground, oil stains or other sundries on the oil rod and the oil pipe are cleaned respectively by using a cleaning liquid through a high-pressure spray head. However, such a cleaning waste liquid such as oil water or cleaning liquid is scattered to the floor surface, which causes environmental pollution.
SUMMERY OF THE UTILITY MODEL
The utility model provides an oil pipe for in pit can solve among the correlation technique and wash oil pole and oil pipe and lead to the problem of polluted environment easily. The technical scheme is as follows:
the oil pipe comprises a main body part, an oil rod fixing part, a cleaning liquid conveying part and a high-pressure spray-washing part;
the body of the main body part is of a hollow structure, the oil rod fixing part is positioned on the inner side of the main body part and is fixed on a first end of the main body part, and the first end is the end, close to a wellhead, of the oil pipe when the oil pipe is positioned in the underground;
the body of the cleaning liquid conveying component is a hollow pipe, one end of the cleaning liquid conveying component penetrates through the side wall of the main component, one end of the cleaning liquid conveying component is located in the high-pressure spraying component, and the other end of the cleaning liquid conveying component is externally connected with a cleaning pipeline and used for conveying cleaning liquid to the high-pressure spraying component;
the high-pressure injection component is fixed on the inner side of the main body component and is used for injecting cleaning fluid at high pressure in the process of extracting the oil rod from the well so as to clean the inner wall of the oil pipe and the outer wall of the oil rod.
Optionally, the main body part comprises an upper cover plate, a connecting cylinder and a housing;
the upper cover plate is in threaded connection with one end of the connecting cylinder, an annular cavity is formed at the connecting end, and the oil rod fixing part is pressed in the annular cavity formed at the connecting end;
the other end of the connecting cylinder is fixedly connected with one end of the shell, the high-pressure spray part is in threaded connection with the shell, and one end of the cleaning liquid conveying part penetrates through the shell and is located in the high-pressure spray part.
Optionally, the high pressure spray component comprises a nozzle carrier and a first number of threshold nozzles; the nozzle seat is in threaded connection with the shell, the nozzle seat is provided with the first number of threshold ducts, and the first number of threshold nozzles are respectively in pressure joint in the first number of threshold ducts.
Optionally, the first number of threshold orifices is fanned out on the nozzle seat.
Optionally, the oil pipe further includes a waste liquid draining part, an inner diameter of the waste liquid draining part is greater than or equal to an outer diameter of the oil rod, and the waste liquid draining part is fixed to the second end of the main body part and is provided with a leak hole, so that the cleaning waste liquid is drained into the well through the leak hole.
Optionally, the waste liquid draining part is a wax scraping leather cup.
Optionally, the number of weep holes on the liquid discharge member is a second number threshold.
Optionally, the oil rod fixing part is a self-sealing rubber core.
Optionally, the tubing further comprises a tubing fixing part at the second end of the main body part for fixing the tubing to a wellhead.
The utility model provides a technical scheme's beneficial effect is:
the oil pipe that this application embodiment provided includes main part, oil pole fixed part, washing liquid delivery unit and high-pressure spray rinsing part. The body of the main body component is of a hollow structure, and the oil rod fixing component is positioned on the inner side of the main body component and can be used for fixing the oil rod. This washing liquid conveying part body is the hollow tube, the lateral wall of main part is passed to one end, and this one end is located high-pressure spray washing part, be used for carrying outside washing liquid to high-pressure injection part in, this high-pressure injection part is fixed in the inboard of main part, be used for high-pressure injection washing liquid in the in-process of rising the pole pipe to wash with the inner wall to this oil pipe and the outer wall of oil pole, so can so that wash the waste liquid and directly excrete to the well, avoid unrestrained subaerially, thereby avoid causing the pollution to the environment.
Drawings
FIG. 1 is a schematic illustration of a structure of an oil pipe according to an exemplary embodiment;
FIG. 2 is a schematic illustration of a structure of an oil pipe according to another exemplary embodiment;
FIG. 3 is a schematic illustration of a structure of an oil pipe according to another exemplary embodiment.
Reference numerals:
1: a main body member; 2: a rod fixing member; 3 a cleaning liquid conveying member; 4: a high pressure spray component; 5: a liquid discharge member; 6: an oil pipe fixing member;
11: an upper cover plate; 12: a connecting cylinder; 13: a housing;
a nozzle holder: 41; a nozzle 42.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
Referring to fig. 1, fig. 1 is a schematic structural diagram illustrating an oil pipe according to an exemplary embodiment, the oil pipe including a main body part 1, a rod fixing part 2, a cleaning liquid delivery part 3, and a high pressure spray part 4. The body of the main body part 1 is a hollow structure, the oil rod fixing part 2 is located inside the main body part 1 and is fixed on a first end of the main body part 1, and the first end refers to an end of the oil pipe close to a wellhead when the oil pipe is located in a well. The body of the cleaning liquid conveying component 3 is a hollow tube, one end of the cleaning liquid conveying component 3 penetrates through the side wall of the main component 1, one end of the cleaning liquid conveying component 3 is located in the high-pressure spraying component 4, and the other end of the cleaning liquid conveying component 3 is externally connected with a cleaning pipeline and used for conveying cleaning liquid to the high-pressure spraying component 4. The high pressure injection part 4 is fixed to the inside of the body part 1 for injecting a cleaning liquid under high pressure to clean the inner wall of the oil pipe and the outer wall of the oil rod during the extraction of the oil rod from the well.
In implementation, the oil pipe may be lifted to the wellhead so that the other end of the cleaning liquid delivery component 3 is exposed out of the well surface, and then the other end of the cleaning delivery component 3 may be connected to a cleaning pipeline by a manual operation, so as to deliver the cleaning liquid to the inside of the high-pressure spray component 4 through the cleaning liquid delivery component 3. This washing liquid gets into this high pressure spray rinsing part 4 after in, sprays this washing liquid by this high pressure spray rinsing part 4, so, at the in-process of upwards extracting the beam hanger, can utilize the washing liquid of spraying to wash the outer wall of this beam hanger and the inner wall of oil pipe to make washing waste liquid after washing directly excrete to in the well, also be, accomplish the cleaning work when rising the pole pipe, so can guarantee that the washing waste liquid does not fall to the ground, and, can also reduce the process, reduced intensity of labour.
In some embodiments, the fixed connection between the oil rod fixing part 2 and the main body part 1 can be realized through threads. Further, this oil pole fixed part 2 can be for proclaiming oneself the gluey core, at the in-process that plays the oil pole, should proclaiming oneself gluey core and also can play certain scraping and washing effect to the outer wall of this oil pole to the washing degree to the oil pole has been improved.
Further, referring to FIG. 2, FIG. 2 is a schematic illustration of an oil pipe according to another exemplary embodiment. The body member 1 comprises an upper cover plate 11, a connecting cylinder 12 and a housing 13. The upper cover plate 11 is connected with one end of the connecting cylinder 12 through a thread, a connecting end forms an annular cavity, the oil rod fixing part 2 is pressed in the annular cavity formed by the connecting end, the other end of the connecting cylinder 12 is fixedly connected with one end of the shell 13, the high-pressure spray part 4 is connected with the shell 13 through a thread, and one end of the cleaning liquid conveying part 3 penetrates through the shell 13 and is located in the high-pressure spray part 4.
In some embodiments, one end of the connecting cylinder 12 is a stepped structure, and the end of the rod fixing member 2 for fixing is a structure that can be closely attached to the stepped structure. One end of the oil rod fixing component 2 for fixing can be tightly overlapped on one end of the step structure of the connecting cylinder 12, the upper cover plate 11 is fixedly connected through threads after being pressed at the overlapped position, so that the upper cover plate 11 is connected with one end of the connecting cylinder 12 through threads, a ring cavity is formed at the connecting end, and the oil rod fixing component 2 is pressed in the ring cavity formed at the connecting end.
The other end of the connecting cylinder 12 may be fixedly connected to one end of the housing 13 by screwing, or the other end of the connecting cylinder 12 may be welded to one end of the housing 13.
Wherein, this high pressure spray rinsing part 4 can be equipped with external screw thread, and this casing 13 can be equipped with the internal thread, and like this, this high pressure spray rinsing part 4 realizes threaded connection through the internal thread of external screw thread with this casing 13.
Wherein one end of the cleaning liquid conveying member 3 passes through the housing 13, and one end of the cleaning liquid conveying member 3 is located inside the high-pressure spray part 4. Further, the cleaning liquid delivery member 3 may be located at a position near the second end of the main body member 1. In some embodiments, the cleaning liquid delivery member 3 may include a liquid passage for delivering the cleaning liquid and a collar, and an outer wall of the liquid passage is provided with an external thread to be fixedly connected with the collar through the external thread. Further, the cleaning liquid feeding member 3 is fixed to the outer wall of the housing 13 by the collar, for example, may be welded to the outer wall of the housing 13, as shown in fig. 2.
Further, the high-pressure spray component 4 includes a nozzle holder 41 and a first number of threshold nozzles 42, the nozzle holder 41 is screwed with the housing 13, the first number of threshold ducts are provided on the nozzle holder 41, and the first number of threshold nozzles are respectively pressed in the first number of threshold ducts.
In operation, the cleaning liquid delivered by the cleaning liquid delivery component 3 enters the housing 13 and the nozzle holder 41 and then is sprayed on the outer wall of the oil rod and the inner wall of the oil pipe through the nozzle 42, thereby realizing the cleaning operation.
The first quantity threshold value can be set by a user according to actual requirements in a self-defined mode. For example, the first number threshold may be 12.
Further, the first threshold number of orifices is fanned out on the nozzle seat 41. So, can make this high pressure spray rinsing part 4 can 360 degrees omnidirectional spray cleaning liquids to can carry out the washing at all-round no dead angle to beam hanger and oil pipe.
Further, referring to FIG. 3, FIG. 3 is a schematic illustration of an oil pipe according to another exemplary embodiment. The oil pipe further comprises a waste liquid discharging part 5, the inner diameter of the waste liquid discharging part 5 is larger than or equal to the outer diameter of the oil rod, and the waste liquid discharging part 5 is fixed on the second end of the main body part 1 and is provided with a leakage hole so as to discharge the cleaning waste liquid into the well through the leakage hole.
In some embodiments, in order to make the cleaning effect of the oil rod better, a waste liquid discharging part 5 may be provided on the second end of the main body part 1, and since the inner diameter of the waste liquid discharging part 5 is greater than or equal to the outer diameter of the oil rod, the oil rod may be cleaned by scraping wax through the waste liquid discharging part 5 in the process of lifting the oil rod. Further, in order not to affect the waste liquid drainage, a leak hole may be provided on the waste liquid drainage member 5 to drain the washing waste liquid into the well through the leak hole.
For example, in some embodiments, the waste liquid discharging part 5 may be a wax scraping leather cup, and during the lifting process of the oil rod, the self-sealing rubber core forms a sealing pressure bearing, and the wax scraping leather cup can perform early wax scraping cleaning on the oil rod, so that the cleaning effect on the oil rod can be ensured to be more thorough, and the proposed oil rod has no residual oil, wax or other impurities.
Further, the number of the weep holes on the liquid discharge member 5 is a second number threshold. When implementing, this second quantity threshold value can be set up according to actual demand by the user, and in addition, the actual distribution position of weeping hole on this liquid drainage part 5 also can be set up according to actual demand by the user, the utility model discloses do not limit to this.
Further, with continued reference to fig. 3, the tubing further comprises a tubing securing member 6, the tubing securing member 6 being located at the second end of the body member 1 for securing the tubing to the wellhead. That is, the oil pipe fixing part 6 can fix the oil pipe on the wellhead, so that the oil rod and the oil pipe can be cleaned in the above-mentioned manner during the oil rod lifting process.
In some embodiments, the oil pipe fixing part 6 may also be referred to as a lower cover plate, and further, the oil pipe fixing part may be a flange or the like.
The utility model discloses in, the oil pipe that provides includes main part, the fixed part of beam hanger, washing liquid delivery unit and high-pressure spray rinsing part. The body of the main body component is of a hollow structure, and the oil rod fixing component is positioned on the inner side of the main body component and can be used for fixing the oil rod. This washing liquid conveying part body is the hollow tube, the lateral wall of main part is passed to one end, and this one end is located high-pressure spray washing part, be used for carrying outside washing liquid to high-pressure injection part in, this high-pressure injection part is fixed in the inboard of main part, be used for high-pressure injection washing liquid in the in-process of rising the pole pipe to wash with the inner wall to this oil pipe and the outer wall of oil pole, so can so that wash the waste liquid and directly excrete to the well, avoid unrestrained subaerially, thereby avoid causing the pollution to the environment.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (9)
1. An oil pipe used in a well is characterized in that the oil pipe comprises a main body component, an oil rod fixing component, a cleaning liquid conveying component and a high-pressure spray washing component;
the body of the main body part is of a hollow structure, the oil rod fixing part is positioned on the inner side of the main body part and is fixed on a first end of the main body part, and the first end is the end, close to a wellhead, of the oil pipe when the oil pipe is positioned in the underground;
the body of the cleaning liquid conveying component is a hollow pipe, one end of the cleaning liquid conveying component penetrates through the side wall of the main component, one end of the cleaning liquid conveying component is located in the high-pressure spray-washing component, and the other end of the cleaning liquid conveying component is externally connected with a cleaning pipeline and used for conveying cleaning liquid to the high-pressure spray-washing component;
the high-pressure spray washing component is fixed on the inner side of the main component and is used for spraying washing liquid at high pressure in the process of extracting the oil rod from a well so as to wash the inner wall of the oil pipe and the outer wall of the oil rod.
2. The oil pipe of claim 1 wherein the body member comprises an upper cover plate, a connecting cylinder and a housing;
the upper cover plate is in threaded connection with one end of the connecting cylinder, an annular cavity is formed at the connecting end, and the oil rod fixing part is pressed in the annular cavity formed at the connecting end;
the other end of the connecting cylinder is fixedly connected with one end of the shell, the high-pressure spray part is in threaded connection with the shell, and one end of the cleaning liquid conveying part penetrates through the shell and is located in the high-pressure spray part.
3. The oil pipe of claim 2 wherein said high pressure spray component comprises a nozzle carrier and a first number of threshold nozzles; the nozzle seat is in threaded connection with the shell, the nozzle seat is provided with the first number of threshold ducts, and the first number of threshold nozzles are respectively in pressure joint in the first number of threshold ducts.
4. The oil pipe of claim 3 wherein the first threshold number of ports are scalloped on the nozzle seat.
5. The oil pipe of claim 1, further comprising a waste liquid discharge member having an inner diameter greater than or equal to an outer diameter of the oil rod, the waste liquid discharge member being fixed to the second end of the main body member and provided with a leak hole for discharging the washing waste liquid into the well therethrough.
6. The oil pipe of claim 5 wherein said waste drain member is a wax scraper cup.
7. Oil pipe according to claim 5 or 6, characterized in that the number of weep holes in the waste liquid draining member is a second number threshold.
8. The oil pipe of claim 1 wherein the oil rod securing element is a self-sealing gel core.
9. The tubing of claim 1, further comprising a tubing retainer member at the second end of the body member for retaining the tubing on a wellhead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822222426.8U CN210067989U (en) | 2018-12-27 | 2018-12-27 | Oil pipe used in well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822222426.8U CN210067989U (en) | 2018-12-27 | 2018-12-27 | Oil pipe used in well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210067989U true CN210067989U (en) | 2020-02-14 |
Family
ID=69424569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822222426.8U Active CN210067989U (en) | 2018-12-27 | 2018-12-27 | Oil pipe used in well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210067989U (en) |
-
2018
- 2018-12-27 CN CN201822222426.8U patent/CN210067989U/en active Active
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