CN220353856U - Plunger type gas production equipment - Google Patents
Plunger type gas production equipment Download PDFInfo
- Publication number
- CN220353856U CN220353856U CN202321964911.7U CN202321964911U CN220353856U CN 220353856 U CN220353856 U CN 220353856U CN 202321964911 U CN202321964911 U CN 202321964911U CN 220353856 U CN220353856 U CN 220353856U
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- CN
- China
- Prior art keywords
- cover plate
- lift valve
- gas
- apron
- plunger type
- Prior art date
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Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- 239000007789 gas Substances 0.000 claims abstract description 95
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 6
- 238000007789 sealing Methods 0.000 claims description 7
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 6
- 239000003208 petroleum Substances 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 27
- 238000000605 extraction Methods 0.000 description 7
- 239000012535 impurity Substances 0.000 description 5
- 239000010779 crude oil Substances 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Landscapes
- Compressor (AREA)
Abstract
The utility model relates to the technical field of petroleum exploitation equipment, in particular to plunger type gas production equipment, which comprises an air compressor, a nitrogen generator, a supercharger and a sleeve, wherein an oil pipe is arranged in the sleeve, the oil pipe is communicated with the sleeve through a gas lift valve, an air chamber is arranged in the gas lift valve, an air inlet and an air outlet are formed in the gas lift valve, a cover plate is arranged at the top of the air inlet, one end of the cover plate is rotationally connected with the inner wall of the gas lift valve, a spring is arranged at the top of the cover plate, and two ends of the spring are fixedly connected with the cover plate and the inner wall of the gas lift valve respectively.
Description
Technical Field
The utility model relates to the technical field of petroleum exploitation equipment, in particular to plunger type gas exploitation equipment.
Background
In the oil field exploitation process, crude oil can be outwards sprayed out under the action of stratum energy, the stratum energy is continuously weakened along with the continuous deep exploitation process, when the stratum energy can not lift the crude oil to the ground or the output requirement can not be met, mechanical exploitation equipment such as a plunger pump is often adopted to suck oil well liquid for production, but the equipment often needs electric power and the like, the equipment is easy to damage, the maintenance operation period is long, and at the moment, the gas lift mode is often used for assisting oil exploitation. The gas lift oil extraction principle is an oil extraction mode in which high-pressure gas injected into a well from the surface is mixed with fluid generated in an oil layer in an oil pipe, and the liquid density of the mixture in the oil pipe is reduced by expansion of the gas, so that crude oil flowing into the well is lifted to the surface.
The gas lift oil extraction mode is generally realized by installing a gas lift valve on an oil pipe, wherein the gas lift valve is an air injection regulating valve, high-pressure gas is input into an oil extraction pipeline through the gas lift valve, and crude oil in the pipeline is lifted by means of gas, so that the auxiliary oil extraction effect is achieved. The gas lift valve is an air tap with adjustable non-level and is generally composed of an air chamber, an air inlet, a piston head and an air outlet. The air inlet is used for communicating the air chamber with the sleeve cavity, the air outlet is used for communicating the air chamber with the oil pipe, the piston head is generally arranged at the air inlet, the piston head is used for blocking the air inlet at ordinary times, the air chamber is separated from the sleeve cavity, and when gas needs to be introduced, the high-pressure gas introduced into the sleeve cavity jacks up the piston head so that the gas enters the air chamber and finally is introduced into the oil pipe through the air outlet.
However, the sealing performance of the piston head of the traditional gas lift valve is poor, so that impurities such as dust are easy to mix in the oil pipe, the plunger pump is easy to be blocked to damage after being corroded by the impurities for a long time, and the service life of the plunger pump is low.
Therefore, it is necessary to provide a plunger type gas production device to improve the tightness of the gas lift valve and the service life of the plunger pump.
Disclosure of Invention
The utility model aims to solve the problems that impurities such as dust enter an oil pipe through a gas lift valve and finally block a plunger pump due to low tightness of the gas lift valve in the existing oil extraction equipment, so that the service life of the plunger pump is shortened, and provides plunger type oil extraction equipment.
The technical scheme of the utility model is as follows:
the utility model provides a plunger type gas production equipment, includes nitrogen gas input device and sleeve pipe, install oil pipe in the sleeve pipe, oil pipe passes through gas lift valve and sleeve pipe intercommunication, the gas lift valve embeds there is the air chamber, has seted up air inlet and gas outlet on the gas lift valve, and the top of air inlet is equipped with the inner wall rotation of apron and is connected, the apron can rotate in order to realize the shutoff to the air inlet and open, the top of apron is equipped with the spring, the both ends of spring respectively with the inner wall fixed connection of apron and gas lift valve.
Further, an arc-shaped guide groove is formed in the inner wall of the gas lift valve, protruding heads are fixedly connected to two sides of the cover plate, and the protruding heads are located in the arc-shaped guide groove and can slide in the arc-shaped guide groove.
Further, the supporting table is arranged inside the gas lift valve, the supporting table is located at the bottom of the gas lift valve, the air inlet and the cover plate are both arranged on the supporting table, a cover plate groove for accommodating the cover plate is formed in the supporting table, and the cover plate groove is located at the top of the air inlet.
Further, a sealing strip is arranged on the cover plate groove.
Further, the diameter of the inscribed circle of the cover plate groove is larger than the diameter of the air inlet.
Further, the cover plate is in a horizontal state when being positioned in the cover plate groove.
Further, the cover plate is rotatably connected with the inner wall of the gas lift valve through a pin.
Further, the top end of the oil pipe is connected with a plunger pump.
Further, the nitrogen gas input device includes: air compressor, nitrogen generator, booster compressor.
According to the plunger type gas production equipment, the cover plate is arranged at the gas inlet and is in rotary connection to realize opening and closing control of the gas inlet, when the cover plate is pushed by high-pressure gas, the cover plate rotates to be far away from the gas inlet, the gas inlet is opened, after the high-pressure gas stops being introduced, the spring at the back of the cover plate can push the cover plate to be close to the gas inlet and cover the gas inlet, so that the gas inlet is plugged, the integral gas tightness of the equipment is improved, dust and other impurities are prevented from entering an oil pipe through the cover plate and are sucked by the plunger pump to cause plugging.
Drawings
Fig. 1 is a structural reference diagram of the present utility model.
Reference numerals: 1. a nitrogen input device; 2. a sleeve; 3. an oil pipe; 4. a gas chamber; 5. an air inlet; 6. an air outlet; 7. a cover plate; 8. a spring; 9. an arc-shaped guide groove; 10. a nose; 11. a support table; 12. a cover plate groove; 13. a plunger pump; 14. and (5) a sealing strip.
Detailed Description
In order to make the technical means, technical features, objects and technical effects of the present utility model easy to understand, the present utility model will be further described with reference to the specific drawings.
Embodiment one:
as shown in fig. 1, this embodiment provides a plunger type gas production device, including nitrogen gas input device 1 and sleeve pipe 2, install oil pipe 3 in the sleeve pipe 2, oil pipe 3 communicates with sleeve pipe 2 through the gas lift valve, the gas lift valve embeds there is air chamber 4, has seted up air inlet 5 and gas outlet 6 on the gas lift valve, and the top of air inlet 5 is equipped with apron 7 and the one end of apron 7 is connected with the inner wall rotation of gas lift valve, apron 7 can rotate in order to realize the shutoff of air inlet 5 and open, the top of apron 7 is equipped with spring 8, the both ends of spring 8 respectively with the inner wall fixed connection of apron 7 and gas lift valve.
Preferably, the inner wall of the gas lift valve is provided with an arc-shaped guide groove 9, two sides of the cover plate 7 are fixedly connected with raised heads 10, the raised heads 10 are positioned in the arc-shaped guide groove 9 and can slide in the arc-shaped guide groove 9, the arrangement of the arc-shaped guide groove 9 and the raised heads 10 can ensure that the cover plate 7 can rotate along the direction of the arc-shaped guide groove 9 instead of being turned around when being blown by high-pressure gas to jack up and rotate, and when the high-pressure gas disappears or the force of the gas blowing is smaller than that of a spring 8, the cover plate 7 can reversely rotate along the arc-shaped guide groove 9 and is covered at the air inlet 5 again.
Preferably, a supporting table 11 is arranged inside the gas lift valve, the supporting table 11 is located at the bottom of the gas lift valve, the air inlet 5 and the cover plate 7 are both installed on the supporting table 11, a cover plate groove 12 for accommodating the cover plate 7 is formed in the supporting table 11, and the cover plate groove 12 is located at the top of the air inlet 5.
Preferably, the cover plate groove 12 is provided with a sealing strip 14, so that the air tightness of the contact part of the cover plate 7 and the air inlet 5 can be improved.
Preferably, the diameter of the inscribed circle of the cover plate groove 12 is larger than the diameter of the air inlet 5, and preferably, the cover plate groove 12 and the cover plate 7 are rectangular, and the largest inscribed circle of the cover plate groove is larger than the diameter of the air inlet 5, so that the cover plate 7 can cover the air inlet 5 completely.
Preferably, the cover plate 7 is positioned in the cover plate groove 12 in a horizontal state.
Preferably, the cover plate 7 is rotatably connected with the inner wall of the gas lift valve through pins.
Preferably, a plunger pump 13 is connected to the top end of the oil pipe 3.
Preferably, the nitrogen gas input device 1 includes: air compressor, nitrogen generator, booster compressor.
The installation of the plunger pump 13 and the connection and sealing manner with the oil pipe 3 are all prior art in the field, and the nitrogen input device 1 and the refining stage and sealing manner with the sleeve 2 are all prior art in the field.
According to the plunger type gas production equipment, the cover plate 7 is arranged at the gas inlet 5 and is in rotary connection to realize the opening and closing control of the gas inlet 5, when the cover plate 7 is pushed by high-pressure gas, the gas inlet 5 is opened, after the high-pressure gas stops being communicated, the spring 8 at the back of the cover plate 7 can push the cover plate 7 to be close to the gas inlet 5 and cover the gas inlet 5, so that the gas inlet 5 is plugged, and the piston head adopted by the technical scheme is the cover plate 7, so that the contact area with the periphery of the gas inlet 5 is increased, the plugging effect of the cover plate 7 on the gas inlet 5 is improved, dust and impurities are prevented from entering the oil pipe 3 along the gas inlet 5 and the gas outlet 6, the problem that the plunger pump 13 is plugged is solved, and the service life of the plunger pump 13 is prolonged.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the present utility model. Equivalent changes and modifications of the utility model are intended to fall within the scope of the present utility model.
Claims (9)
1. The utility model provides a plunger type gas production equipment, includes nitrogen gas input device (1) and sleeve pipe (2), its characterized in that: install oil pipe (3) in sleeve pipe (2), oil pipe (3) are through gas lift valve and sleeve pipe (2) intercommunication, gas lift valve embeds there is air chamber (4), has seted up air inlet (5) and gas outlet (6) on the gas lift valve, and the top of air inlet (5) is equipped with apron (7) and the one end of apron (7) is rotated with the inner wall of gas lift valve and is connected, apron (7) can rotate in order to realize the shutoff to air inlet (5) and open, the top of apron (7) is equipped with spring (8), the both ends of spring (8) are respectively with the inner wall fixed connection of apron (7) and gas lift valve.
2. The plunger type gas production apparatus according to claim 1, wherein: an arc-shaped guide groove (9) is formed in the inner wall of the gas lift valve, two sides of the cover plate (7) are fixedly connected with raised heads (10), and the raised heads (10) are located in the arc-shaped guide groove (9) and can slide in the arc-shaped guide groove.
3. The plunger type gas production apparatus according to claim 1, wherein: the inside brace table (11) that is equipped with of gas lift valve, brace table (11) are located the bottom of gas lift valve, air inlet (5) and apron (7) are all installed on brace table (11), offer on brace table (11) and hold apron groove (12) of apron (7), apron groove (12) are located the top of air inlet (5).
4. A plunger type gas production apparatus according to claim 3, wherein: and a sealing strip (14) is arranged on the cover plate groove (12).
5. A plunger type gas production apparatus according to claim 3, wherein: the diameter of the inscribed circle of the cover plate groove (12) is larger than the diameter of the air inlet (5).
6. A plunger type gas production apparatus according to claim 3, wherein: the cover plate (7) is in a horizontal state when being positioned in the cover plate groove (12).
7. The plunger type gas production apparatus according to claim 1, wherein: the cover plate (7) is rotationally connected with the inner wall of the gas lift valve through a pin.
8. The plunger type gas production apparatus according to claim 1, wherein: the top end of the oil pipe (3) is connected with a plunger pump (13).
9. The plunger type gas production apparatus according to claim 1, wherein: the nitrogen gas input device (1) comprises: air compressor, nitrogen generator, booster compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321964911.7U CN220353856U (en) | 2023-07-25 | 2023-07-25 | Plunger type gas production equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321964911.7U CN220353856U (en) | 2023-07-25 | 2023-07-25 | Plunger type gas production equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220353856U true CN220353856U (en) | 2024-01-16 |
Family
ID=89502341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321964911.7U Active CN220353856U (en) | 2023-07-25 | 2023-07-25 | Plunger type gas production equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220353856U (en) |
-
2023
- 2023-07-25 CN CN202321964911.7U patent/CN220353856U/en active Active
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| GR01 | Patent grant | ||
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