CN210483674U - Rod lifting system with speed pipe column function - Google Patents
Rod lifting system with speed pipe column function Download PDFInfo
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- CN210483674U CN210483674U CN201920912677.0U CN201920912677U CN210483674U CN 210483674 U CN210483674 U CN 210483674U CN 201920912677 U CN201920912677 U CN 201920912677U CN 210483674 U CN210483674 U CN 210483674U
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Abstract
The utility model provides a rod lifting system with speed pipe column function, which comprises a well head part and a shaft part, wherein the well head part comprises a pull rod of a pumping unit, an indicator diagram tester, a liquid and gas production three-way valve, a high-pressure hose, a hollow polish rod and a two-stage blowout prevention box, and the shaft part comprises a hollow sucker rod, a water and gas production valve, a rod type gas prevention pump and a gas-liquid separator; the pumping unit pull rod, the indicator diagram tester, the liquid and gas discharging three-way valve, the hollow polished rod, the double-stage blowout prevention box, the hollow sucker rod, the liquid and gas discharging valve, the rod type anti-gas pump and the gas-liquid separator are sequentially connected from top to bottom, one end of the high-pressure hose is connected with the liquid and gas discharging three-way valve, and the other end of the high-pressure hose is connected with the wellhead ground pipeline three-way valve. The system not only has the function of pumping water, draining water and producing gas, but also has the function of a speed pipe column, and can realize water drainage and gas production through the inner hole of the hollow sucker rod.
Description
Technical Field
The utility model belongs to the technical field of produce water gas reservoir exploitation, concretely relates to have pole system of lifting that possesses speed tubular column function.
Background
In the production process of the natural gas well, when stratum gas reservoirs are sufficient in energy, the airflow can carry produced water out of a well mouth; when the energy of the gas reservoir is insufficient, water carried out from the stratum during the flowing process of the natural gas is gathered around a shaft and a well bottom, so that the production capacity of a gas well is reduced, and a 'water logging' well stop accident is caused in serious cases. In order to drain water in the blocked production channel, methods such as a preferable pipe column, foam drainage, gas lift drainage, plunger gas lift drainage, machine pumping drainage and the like are mainly adopted at present. The optimized tubular column is combined with the pumping and drainage system, the pumping system can be started when the water production of the gas well is serious, and the independent channel of the hollow sucker rod can be used as a speed tubular column to form the optimized tubular column when the pumping reaches a certain degree.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the present invention is to provide a rod lifting system with velocity string function to overcome the above technical defects.
In order to solve the technical problem, the utility model provides a rod lifting system with speed tubular column function, the system comprises well head part and pit shaft part, the well head part includes beam-pumping unit pull rod, indicator diagram tester, flowing back gas production three-way valve, high-pressure hose, hollow polished rod and doublestage prevent spouting the box, the pit shaft part includes hollow sucker rod, drainage gas production valve, rod-type gas prevention pump, vapour and liquid separator; the oil pumping unit comprises a pumping unit pull rod, an indicator diagram tester, a liquid and gas discharging and producing three-way valve, a hollow polished rod, a double-stage blowout prevention box, a hollow sucker rod, a water and gas discharging and producing valve, a rod type anti-gas pump and a gas-liquid separator which are sequentially connected from top to bottom, wherein one end of a high-pressure hose is connected with the liquid and gas discharging and producing three-way valve, and the other end of the high-pressure hose is connected with a wellhead ground.
And the upper part of the oil pumping machine pull rod is provided with an oil pumping machine rope hanger.
The rod-type anti-gas pump is arranged at a pump seat connected with an original well oil pipe in a shaft.
And the liquid drainage and gas production three-way valve is in threaded connection with the indicator diagram tester, the liquid drainage and gas production three-way valve is in threaded connection with the high-pressure hose, and the liquid drainage and gas production three-way valve is in threaded connection with the hollow polish rod.
The liquid drainage and gas production three-way valve and the high-pressure hose are sealed through a rubber piece.
The hollow sucker rod and the drainage gas production valve as well as the drainage gas production valve and the rod-type anti-gas pump are respectively in threaded connection.
The double-stage blowout prevention box is arranged on a wellhead gas production tree.
A use method of a rod lifting system with a speed pipe column function comprises the following steps: the installation of the rod lifting system is sequentially finished from top to bottom, after the installation of the rod lifting system is finished, a pumping unit provides a ground power system, and the pumping and the liquid discharging can be realized by the combined action of a hollow sucker rod and an oil well pump; when the pumping reaches a certain degree, the bottom plug is opened by the high-pressure hose, so that a speed pipe column can be formed and the hollow sucker rod is directly used for discharging liquid and producing gas.
The installation of having pole lift system specifically includes: firstly, installing a beam hanger of the pumping unit at the upper end of a pull rod of the pumping unit, installing a power diagram generator at the lower end of the pull rod of the pumping unit, and connecting the lower end of the power diagram generator with a liquid drainage and gas production three-way valve in a threaded manner; then, the high-pressure hose and the hollow polish rod are respectively in threaded connection with the liquid-discharging gas-producing three-way valve, the liquid-discharging gas-producing three-way valve and the high-pressure hose are sealed through a rubber part, and the other end of the high-pressure hose is connected with a wellhead ground pipeline tee; then installing a double-stage blowout prevention box at the lower end of the hollow polished rod, and installing the double-stage blowout prevention box on an inlet gas production tree to form a part of the gas production tree; the lower end of the double-stage blowout prevention box is connected with a hollow sucker rod, the lower end of the hollow sucker rod is in threaded connection with the lower end of a drainage gas production valve and is in threaded connection with a rod-type gas prevention pump, the lower end of the rod-type gas prevention pump is connected with a gas-liquid separator, the rod-type gas prevention pump is arranged at a pump seat connected with a raw well oil pipe in a shaft, and the gas-liquid separator is arranged at the lowest.
The utility model has the advantages as follows:
at water logging natural gas well production middle term, can use there is pole lifting system drainage, reach the certain degree when the drainage, after stratum gas reservoir pressure resumes, open hollow sucker rod bottom end cap, realize speed tubular column gas production. The rod lifting system not only has the functions of pumping, draining and gas production, but also has the function of a speed pipe column, and can realize drainage and gas production through the inner hole of the hollow sucker rod, so that the application efficiency and the application range of the rod lifting system are improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Description of the reference numerals
1. The device comprises a pumping unit pull rod, 2, an indicator diagram tester, 3, a liquid and gas discharging and producing three-way valve, 4, a high-pressure hose, 5, a hollow polished rod, 6, a double-stage blowout prevention box, 7, a hollow sucker rod, 8, a water and gas discharging and producing valve, 9, a rod type anti-gas pump, 10 and a gas-liquid separator.
The specific implementation mode is as follows:
example 1
As shown in fig. 1, a rod lifting system with a speed pipe column function is composed of a wellhead part and a shaft part, wherein the wellhead part comprises a pumping unit pull rod 1, an indicator diagram tester 2, a liquid and gas production three-way valve 3, a high-pressure hose 4, a hollow polished rod 5 and a double-stage blowout prevention box 6, and the shaft part comprises a hollow sucker rod 7, a water and gas production valve 8, a rod type gas prevention pump 9 and a gas-liquid separator 10; the pumping unit is characterized in that the pumping unit pull rod 1, the indicator diagram tester 2, the liquid and gas discharging three-way valve 3, the hollow polished rod 5, the double-stage blowout prevention box 6, the hollow sucker rod 7, the water and gas discharging valve 8, the rod type gas prevention pump 9 and the gas-liquid separator 10 are sequentially connected from top to bottom, one end of the high-pressure hose 4 is connected with the liquid and gas discharging three-way valve 3, and the other end of the high-pressure hose 4 is connected with the wellhead ground pipeline three-way valve.
When the pumping system is used, the installation of the rod lifting system is sequentially finished from top to bottom, after the installation of the rod lifting system is finished, a pumping unit provides a ground power system, and the pumping and the liquid discharging can be realized by the combined action of a hollow sucker rod 7 and an oil well pump; when the pumping reaches a certain degree, the bottom plug is opened by the high-pressure hose 4, and the speed pipe column can be formed to directly use the hollow sucker rod to discharge liquid and produce gas. Therefore, the system not only has the function of pumping water, draining water and producing gas, but also has the function of a speed pipe column, and can realize water drainage and gas production through the inner hole of the hollow sucker rod.
Example 2
On the basis of the embodiment 1, further, the upper part of the pumping unit pull rod 1 is provided with a pumping unit rope hanger, and the rope hanger is used for connecting a steel wire rope and a hollow polished rod on a horse head of the pumping unit.
Further, the rod-type anti-gas pump 9 is arranged at a pump seat connected with an original well oil pipe in a shaft, and the rod-type anti-gas pump 9 is arranged at the pump seat, so that air lock is reduced, and pump efficiency is improved
Further, threaded connections are respectively adopted between the liquid drainage gas production three-way valve 3 and the indicator diagram tester 2, between the liquid drainage gas production three-way valve 3 and the high-pressure hose 4, and between the liquid drainage gas production three-way valve 3 and the hollow polish rod 5, and the liquid drainage gas production three-way valve 3 and the high-pressure hose 4 are sealed through rubber pieces. The hollow sucker rod 7 and the drainage gas production valve 8, and the drainage gas production valve 8 and the rod-type gas-tight pump 9 are respectively in threaded connection.
Furthermore, the double-stage blowout prevention box 6 is arranged on a wellhead gas production tree, the gas production tree is a necessary device for the wellhead of gas production of a gas field, and gas well production is controlled through a valve of the gas production tree.
Further, the indicator diagram tester 2 is used for converting deformation and acceleration of the hollow polished rod 5 in operation to obtain an indicator diagram, and is used for determining the liquid level position of the gas well shaft and judging whether the operation condition of the rod lifting system is good or not.
Example 3
The use method of the rod lifting system with the speed pipe column function comprises the following steps: the installation of the rod lifting system is sequentially finished from top to bottom, after the installation of the rod lifting system is finished, a pumping unit provides a ground power system, and the pumping and the liquid discharging can be realized by the combined action of a hollow sucker rod 7 and an oil well pump; when the pumping reaches a certain degree, the bottom plug is opened by the high-pressure hose 4, and the speed pipe column can be formed to directly use the hollow sucker rod to discharge liquid and produce gas.
Wherein there is pole lifting system's installation, specifically include: firstly, a beam-pumping unit polished rod eye is arranged at the upper end of a beam-pumping unit pull rod 1, a power diagram generator 2 is arranged at the lower end of the beam-pumping unit pull rod 1, and the lower end of the power diagram generator 2 is in threaded connection with a liquid drainage and gas production three-way valve 3; then, the high-pressure hose 4 and the hollow polish rod 5 are respectively in threaded connection with the liquid-discharging gas-producing three-way valve 3, the liquid-discharging gas-producing three-way valve 3 and the high-pressure hose 4 are sealed through a rubber part, and the other end of the high-pressure hose 4 is connected with a wellhead ground pipeline three-way; then installing a double-stage blowout prevention box 6 at the lower end of the hollow polished rod 5, and installing the double-stage blowout prevention box 6 on an inlet gas production tree to form a part of the gas production tree; the lower end of the double-stage blowout prevention box 6 is connected with a hollow sucker rod 7, the lower end of the hollow sucker rod 7 is in threaded connection with a drainage gas production valve 8, the lower end of the drainage gas production valve 8 is in threaded connection with a rod-type gas-prevention pump 9, the lower end of the rod-type gas-prevention pump 9 is connected with a gas-liquid separator 10, the rod-type gas-prevention pump 9 is installed at a pump seat connected with a raw well oil pipe in a shaft, and the gas-liquid separator 10 is installed.
The utility model has the advantages of simple structure, the installation effectiveness has been promoted in the easy equipment, has improved work efficiency, is applicable to and uses the high gas-liquid ratio oil and gas well that has pole lifting system.
Parts of the above embodiments that are not specifically described are well known components and conventional structures or conventional means in the art and will not be described in detail herein.
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 (7)
1. The utility model provides a have pole system of lifting that possesses speed tubular column function which characterized in that: the system consists of a wellhead part and a shaft part, wherein the wellhead part comprises a pumping unit pull rod (1), an indicator diagram tester (2), a liquid and gas discharging three-way valve (3), a high-pressure hose (4), a hollow polish rod (5) and a double-stage blowout prevention box (6), and the shaft part comprises a hollow pumping rod (7), a water discharging gas producing valve (8), a rod type gas prevention pump (9) and a gas-liquid separator (10); the oil pumping unit is characterized in that the oil pumping unit comprises a pull rod (1), an indicator diagram tester (2), a liquid and gas production three-way valve (3), a hollow polished rod (5), a double-stage blowout prevention box (6), a hollow sucker rod (7), a water and gas production valve (8), a rod type anti-gas pump (9) and a gas-liquid separator (10) which are sequentially connected from top to bottom, one end of a high-pressure hose (4) is connected with the liquid and gas production three-way valve (3), and the other end of the high-pressure hose (4) is connected with a wellhead ground pipeline.
2. The rodable lift system with speed column functionality according to claim 1, wherein: and the upper part of the pumping unit pull rod (1) is provided with a pumping unit polished rod eye.
3. The rodable lift system with speed column functionality according to claim 1, wherein: the rod-type anti-gas pump (9) is arranged at a pump seat connected with an original well oil pipe in a shaft.
4. The rodable lift system with speed column functionality according to claim 1, wherein: and the liquid drainage and gas production three-way valve (3) is in threaded connection with the indicator diagram tester (2), the liquid drainage and gas production three-way valve (3) is in threaded connection with the high-pressure hose (4), and the liquid drainage and gas production three-way valve (3) is in threaded connection with the hollow polish rod (5).
5. The rodable lift system with speed column functionality according to claim 1, wherein: the liquid drainage and gas production three-way valve (3) and the high-pressure hose (4) are sealed through a rubber piece.
6. The rodable lift system with speed column functionality according to claim 1, wherein: the hollow sucker rod (7) and the drainage gas production valve (8) and the rod-type gas-proof pump (9) are respectively in threaded connection.
7. The rodable lift system with speed column functionality according to claim 1, wherein: the double-stage blowout prevention box (6) is arranged on a wellhead gas production tree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920912677.0U CN210483674U (en) | 2019-06-18 | 2019-06-18 | Rod lifting system with speed pipe column function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920912677.0U CN210483674U (en) | 2019-06-18 | 2019-06-18 | Rod lifting system with speed pipe column function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210483674U true CN210483674U (en) | 2020-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920912677.0U Active CN210483674U (en) | 2019-06-18 | 2019-06-18 | Rod lifting system with speed pipe column function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210483674U (en) |
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2019
- 2019-06-18 CN CN201920912677.0U patent/CN210483674U/en active Active
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