CN220101258U - Drainage gas production device for natural gas exploitation - Google Patents
Drainage gas production device for natural gas exploitation Download PDFInfo
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- CN220101258U CN220101258U CN202321433685.XU CN202321433685U CN220101258U CN 220101258 U CN220101258 U CN 220101258U CN 202321433685 U CN202321433685 U CN 202321433685U CN 220101258 U CN220101258 U CN 220101258U
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- gas
- pipeline
- natural gas
- drainage
- transfer box
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 94
- 239000007789 gas Substances 0.000 title claims abstract description 58
- 239000003345 natural gas Substances 0.000 title claims abstract description 47
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000007788 liquid Substances 0.000 claims abstract description 30
- 238000001179 sorption measurement Methods 0.000 claims abstract description 23
- 238000005086 pumping Methods 0.000 claims abstract description 19
- 238000000926 separation method Methods 0.000 claims abstract description 19
- 238000001914 filtration Methods 0.000 claims abstract description 16
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 230000000149 penetrating effect Effects 0.000 claims abstract description 3
- 238000004140 cleaning Methods 0.000 claims description 22
- 238000005192 partition Methods 0.000 claims description 14
- 239000008213 purified water Substances 0.000 claims description 11
- 239000012535 impurity Substances 0.000 abstract description 9
- 230000009471 action Effects 0.000 abstract description 6
- 239000007787 solid Substances 0.000 abstract description 5
- 239000010779 crude oil Substances 0.000 description 5
- 238000000605 extraction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Landscapes
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a drainage gas production device for natural gas exploitation, which comprises a sealing cover, a pumping pipe, a nitrogen compressor, a transfer box, a suction pump and a gas-liquid separation tank, wherein the sealing cover is fixedly arranged at the top of a gas well, the pumping pipe is arranged on the sealing cover in a penetrating manner, the suction pump is fixedly arranged at the top of the transfer box, one end of the pumping pipe extends into the gas well, and the other end of the pumping pipe is connected with the suction pump. According to the utility model, under the combined action of the suction pump and the nitrogen compressor, liquid and natural gas accumulated below the liquid enter the pumping pipe, so that the gas yield of a water-producing gas well is improved, the exploitation efficiency is improved, collected gas is adsorbed and settled through water in an adsorption space, all other gases and most solid impurities dissolved in water except the natural gas are filtered, and then enter a filtering space through a pipeline D and are filtered by a filter screen, so that all other gases and impurities dissolved in water except the natural gas are effectively filtered, and the collection efficiency and the collection purity are improved.
Description
Technical Field
The utility model relates to the technical field of natural gas exploitation, in particular to a drainage gas exploitation device for natural gas exploitation.
Background
Natural gas refers to all gases naturally occurring in nature, including gases formed by various natural processes in air rings, water rings and rock rings, and is also buried in underground closed geological structures like crude oil, some of the natural gas is stored at the same level as crude oil, some of the natural gas exists separately, and the natural gas stored at the same level as crude oil is extracted along with the crude oil, and the extraction method of the natural gas which exists only in a single phase is called gas storage, so that the extraction method of the natural gas is very similar to the extraction method of the crude oil.
In the exploitation of natural gas, the exploited natural gas is easy to be accompanied with water vapor, the natural gas and the water vapor contain other water-soluble gases and more solid particle impurities, the natural gas and the water vapor directly enter the gas-liquid separation tank along with the natural gas and the water vapor, the solid particle impurities enter the gas-liquid separation tank to cause blockage, the acquisition efficiency is affected, potential safety hazards exist, and other gases can influence the purity of the natural gas.
Disclosure of Invention
The utility model aims to solve the problems in the prior art and provides a drainage and gas production device for natural gas exploitation.
In order to solve the problems, the utility model adopts the following technical scheme.
The drainage gas production device for natural gas exploitation comprises a sealing cover, a pumping pipe, a nitrogen compressor, a transfer box, a suction pump and a gas-liquid separation tank, wherein the sealing cover is fixedly arranged at the top of a gas well;
the middle position inside the transfer box is fixedly connected with a partition board, the partition board divides the transfer box into an adsorption space and a filtering space, purified water is injected into the adsorption space, and a filtering assembly is arranged in the filtering space;
the gas inlet of the gas-liquid separation tank is fixedly provided with a pipeline C, and one end of the pipeline C, which is far away from the gas-liquid separation tank, penetrates through the transfer box and extends into the filtering space.
As a further description of the above technical solution: and a pipeline B is arranged at the air outlet of the nitrogen compressor, and one end of the pipeline B, which is far away from the nitrogen compressor, penetrates through the sealing cover and extends into the gas well.
As a further description of the above technical solution: the pipeline A extends to one end in the transfer box and stretches into the lower part of the liquid level of the purified water in the adsorption space, a pipeline D is arranged in the middle of the partition board in an inserted mode, and the height of the pipeline D is higher than the liquid level of the purified water in the adsorption space.
As a further description of the above technical solution: the filter assembly comprises a filter screen, the filter screen is fixedly connected to the inside of the transfer box, and a cleaning assembly for cleaning the surface of the filter screen is arranged on one side, close to the partition plate, of the filter screen.
As a further description of the above technical solution: the cleaning assembly comprises a cleaning brush, one side of the partition plate is rotationally connected with a cross rod through a bearing, the cleaning brush is fixedly connected with one end of the cross rod and is in surface contact with the filter screen, the inner bottom wall of the transfer box is rotationally connected with a worm, a worm wheel meshed with the worm is fixedly sleeved on the cross rod, a motor is fixedly arranged at the top of the transfer box, and the output end of the motor penetrates through and extends into the transfer box and is fixedly connected with the top end of the worm.
As a further description of the above technical solution: the filter screen is of an integrated structure with a square outside and a conical inside, and the shape of the cleaning brush corresponds to that of the filter screen.
As a further description of the above technical solution: the gas outlet and the water outlet of the gas-liquid separation tank are respectively provided with a natural gas compressor and a high-pressure pump, and the output ends of the natural gas compressor and the high-pressure pump are respectively provided with a pipeline E and a pipeline F.
As a further description of the above technical solution: pipeline F includes drain bar and backward flow section, the drain bar is installed in the output of natural gas high-pressure pump, backward flow section fixed connection is between transfer box and drain bar, install the valve on drain bar and the backward flow section, the backward flow section is kept away from drain bar first section and is run through the transfer box and extend to in the adsorption space.
Compared with the prior art, the utility model has the advantages that:
1. according to the scheme, under the combined action of the suction pump and the nitrogen compressor, liquid and natural gas accumulated below the liquid enter the pumping pipe, so that the gas yield of a water-producing gas well is improved, and the exploitation efficiency is improved;
2. in the scheme, the collected gas is subjected to adsorption sedimentation through water in an adsorption space, all other gases and most solid impurities dissolved in the water except the natural gas are filtered, then the collected gas enters a filtering space through a pipeline D and is filtered by a filter screen, all other gases and impurities dissolved in the water except the natural gas are effectively filtered, and the collection efficiency and the collection purity are improved;
3. in this scheme, drive the worm through the motor and rotate, make with worm wheel drive horizontal pole rotation of worm meshing, the cleaning brush is cleared up the filter screen with the horizontal pole of following, avoids causing the jam, improves the security.
Drawings
Fig. 1 is a schematic front perspective view of the present utility model.
Fig. 2 is a schematic view of a partial sectional structure of the transfer box of the present utility model.
Fig. 3 is an enlarged schematic view of the structure of fig. 2 a according to the present utility model.
Fig. 4 is a schematic perspective view of a filter assembly according to the present utility model.
The reference numerals in the figures illustrate: 1. sealing cover; 2. a pumping tube; 3. a nitrogen compressor; 4. a transfer box; 5. a suction pump; 6. a gas-liquid separation tank; 7. a pipeline A; 8. a partition plate; 9. an adsorption space; 10. a filtering space; 11. a filter assembly; 111. a filter screen; 112. cleaning the assembly; 1121. cleaning brushes; 1122. a cross bar; 1123. a worm; 1124. a worm wheel; 1125. a motor; 12. a pipeline C; 13. a pipeline B; 14. a pipeline D; 15. a natural gas compressor; 16. a high pressure pump; 17. a pipeline E; 18. a pipeline F; 181. a drainage section; 182. and (5) a reflux section.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model;
referring to fig. 1 to 4, in the present utility model, a drainage gas production device for natural gas production includes a sealing cover 1 fixed on the top of a gas well, a pumping pipe 2, a nitrogen compressor 3, a transfer box 4, a suction pump 5, and a gas-liquid separation tank 6, wherein the pumping pipe 2 is inserted in the sealing cover 1, the suction pump 5 is fixedly installed on the top of the transfer box 4, one end of the pumping pipe 2 extends into the gas well, the other end of the pumping pipe 2 is connected with the suction pump 5, a pipeline A7 is fixedly installed at the output end of the suction pump 5, and the pipeline A7 extends into the transfer box 4 after penetrating away from the first section of the suction pump 5;
the middle position inside the transfer box 4 is fixedly connected with a baffle plate 8, the baffle plate 8 divides the transfer box 4 into an adsorption space 9 and a filtering space 10, purified water is injected into the adsorption space 9, and a filtering component 11 is arranged in the filtering space 10;
the gas inlet of the gas-liquid separation tank 6 is fixedly provided with a pipeline C12, and one end of the pipeline C12, which is far away from the gas-liquid separation tank 6, penetrates through the transfer box 4 and extends into the filtering space 10.
In this embodiment, preferably, the gas outlet of the nitrogen compressor 3 is provided with a pipe B13, and an end of the pipe B13 away from the nitrogen compressor 3 penetrates the sealing cover 1 and extends into the gas well.
In this embodiment, preferably, the pipe A7 extends to the end in the transfer box 4 and extends below the level of purified water in the adsorption space 9, the pipe D14 is inserted in the middle of the partition 8, and the height of the pipe D14 is higher than the level of purified water in the adsorption space 9.
In this embodiment, preferably, the filter assembly 11 includes a filter screen 111, the filter screen 111 is fixedly connected to the inside of the transfer box 4, and a cleaning assembly 112 for cleaning the surface of the filter screen 111 is disposed on one side of the filter screen 111 close to the partition 8.
In this embodiment, preferably, the cleaning assembly 112 includes a cleaning brush 1121, one side of the partition 8 is rotatably connected with a cross rod 1122 through a bearing, the cleaning brush 1121 is fixedly connected to one end of the cross rod 1122 and contacts with the surface of the filter screen 111, the inner bottom wall of the transfer box 4 is rotatably connected with a worm 1123, a worm wheel 1124 meshed with the worm 1123 is fixedly sleeved on the cross rod 1122, a motor 1125 is fixedly mounted on the top of the transfer box 4, and the output end of the motor 1125 penetrates and extends into the transfer box 4 and is fixedly connected with the top end of the worm 1123.
In this embodiment, the filter screen 111 is preferably an integral structure with a square outside and a tapered inside, and the cleaning brush 1121 has a shape corresponding to the shape of the filter screen 111.
In this embodiment, preferably, the gas outlet and the water outlet of the gas-liquid separation tank 6 are respectively provided with a natural gas compressor 15 and a high-pressure pump 16, and the output ends of the natural gas compressor 15 and the high-pressure pump 16 are respectively provided with a pipeline E17 and a pipeline F18.
In this embodiment, preferably, the pipeline F18 includes a drainage section 181 and a backflow section 182, the drainage section 181 is mounted at an output end of the high-pressure pump 16, the backflow section 182 is fixedly connected between the transfer box 4 and the drainage section 181, valves are mounted on the drainage section 181 and the backflow section 182, the backflow section 182 is far away from the first section of the drainage section 181, penetrates through the transfer box 4 and extends into the adsorption space 9, water after gas-liquid separation can be directly discharged from the drainage section 181 under the action of the high-pressure pump 16, and can also flow into the adsorption space 9 through the backflow section 182 for recycling.
The working principle and the using flow of the utility model are as follows: when the gas pump is used, gas is pumped out of a gas well through the pumping pipe 2 under the action of the suction pump 5, in the pumping process, the nitrogen compressor 3 is started to produce high-pressure nitrogen to enter the gas well through the pipeline B13, the high-pressure nitrogen acts on the liquid level in the gas well, and liquid and natural gas accumulated below the liquid enter the pumping pipe 2, so that the gas yield of a water-producing gas well is improved, and the exploitation efficiency is improved;
the pumped gas enters purified water in an adsorption space 9 in the transfer box 4 through a pipeline A7, the gas is adsorbed and settled through water in the adsorption space 9, all other gases which are dissolved in water except natural gas and most solid impurities are filtered, the temperature can be reduced when the gas is filtered through the purified water in the adsorption space 9, the generation of small sparks caused by the overhigh temperature during natural gas collection is prevented, then the gas enters a filtering space 10 through a pipeline D14 and is filtered through a filter screen 111, the filtered gas enters a gas-liquid separation tank 6 through a pipeline C12, the gas-liquid separation tank 6 separates moisture from the gas and filters the moisture in the gas, the filtered gas is discharged under the action of a natural gas compressor 15 due to a pipeline E17, the water is discharged under the action of a high-pressure pump 16, all other gases and impurities which are dissolved in water except the natural gas are effectively filtered, and the collection efficiency and the collection purity are improved;
when the filter screen 111 filters, impurities adhere to the surface of the filter screen 111, the motor 1125 drives the worm 1123 to rotate, the worm wheel 1124 meshed with the worm 1123 drives the cross rod 1122 to rotate, and the cleaning brush 1121 follows the cross rod 1122 to clean the filter screen 111, so that blockage is avoided, and safety is improved.
The electronic components and modules used in the utility model can be commonly used in the market at present and can realize the parts with specific functions in the scheme, the specific types and sizes can be selected and adjusted according to actual needs, the electronic components and modules are connected with an external power supply and a control switch for use, and the specific circuit connection mode and the use method are commonly disclosed technologies and are not repeated herein.
The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.
Claims (8)
1. A drainage gas production device for natural gas exploitation, including set firmly in sealed lid (1), pumping pipe (2), nitrogen compressor (3), transfer box (4), suction pump (5) and gas-liquid separation jar (6) at gas well top, its characterized in that: the pumping pipe (2) is arranged on the sealing cover (1) in an penetrating mode, the suction pump (5) is fixedly arranged at the top of the transfer box (4), one end of the pumping pipe (2) extends into the gas well, the other end of the pumping pipe (2) is connected with the suction pump (5), a pipeline A (7) is fixedly arranged at the output end of the suction pump (5), and the pipeline A (7) penetrates through and extends into the transfer box (4) far away from the first section of the suction pump (5);
the middle position inside the transfer box (4) is fixedly connected with a partition board (8), the partition board (8) divides the transfer box (4) into an adsorption space (9) and a filtering space (10), purified water is injected into the adsorption space (9), and a filtering component (11) is arranged in the filtering space (10);
the gas inlet of the gas-liquid separation tank (6) is fixedly provided with a pipeline C (12), and one end, far away from the gas-liquid separation tank (6), of the pipeline C (12) penetrates through the transfer box (4) and extends into the filtering space (10).
2. The drainage and production device for natural gas production according to claim 1, wherein: a pipeline B (13) is arranged at the air outlet of the nitrogen compressor (3), and one end, far away from the nitrogen compressor (3), of the pipeline B (13) penetrates through the sealing cover (1) and extends into a gas well.
3. The drainage and production device for natural gas production according to claim 1, wherein: one end of the pipeline A (7) extending into the transfer box (4) stretches into the lower part of the liquid level of the purified water in the adsorption space (9), a pipeline D (14) is arranged in the middle of the partition plate (8) in an inserted mode, and the height of the pipeline D (14) is higher than the liquid level of the purified water in the adsorption space (9).
4. The drainage and production device for natural gas production according to claim 1, wherein: the filter assembly (11) comprises a filter screen (111), the filter screen (111) is fixedly connected to the inside of the transfer box (4), and a cleaning assembly (112) for cleaning the surface of the filter screen (111) is arranged on one side, close to the partition plate (8), of the filter screen (111).
5. The drainage and production device for natural gas production according to claim 4, wherein: the cleaning assembly (112) comprises a cleaning brush (1121), one side of the partition board (8) is rotatably connected with a cross rod (1122) through a bearing, the cleaning brush (1121) is fixedly connected with one end of the cross rod (1122) and is in surface contact with the filter screen (111), the inner bottom wall of the transfer box (4) is rotatably connected with a worm (1123), a worm wheel (1124) meshed with the worm (1123) is fixedly sleeved on the cross rod (1122), a motor (1125) is fixedly arranged at the top of the transfer box (4), and the output end of the motor (1125) penetrates through and extends into the transfer box (4) and is fixedly connected with the top end of the worm (1123).
6. The drainage and production device for natural gas production according to claim 5, wherein: the filter screen (111) is of an integrated structure with a square outside and a conical inside, and the shape of the cleaning brush (1121) corresponds to the shape of the filter screen (111).
7. The drainage and production device for natural gas production according to claim 1, wherein: the gas outlet and the water outlet of the gas-liquid separation tank (6) are respectively provided with a natural gas compressor (15) and a high-pressure pump (16), and the output ends of the natural gas compressor (15) and the high-pressure pump (16) are respectively provided with a pipeline E (17) and a pipeline F (18).
8. The drainage and production device for natural gas production according to claim 7, wherein: pipeline F (18) are including drainage section (181) and backflow section (182), drainage section (181) are installed in the output of high pressure pump (16), backflow section (182) fixed connection is between transfer case (4) and drainage section (181), install the valve on drainage section (181) and backflow section (182), backflow section (182) keep away from drainage section (181) first section and run through transfer case (4) and extend to in adsorption space (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321433685.XU CN220101258U (en) | 2023-06-07 | 2023-06-07 | Drainage gas production device for natural gas exploitation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321433685.XU CN220101258U (en) | 2023-06-07 | 2023-06-07 | Drainage gas production device for natural gas exploitation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220101258U true CN220101258U (en) | 2023-11-28 |
Family
ID=88865226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321433685.XU Active CN220101258U (en) | 2023-06-07 | 2023-06-07 | Drainage gas production device for natural gas exploitation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220101258U (en) |
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2023
- 2023-06-07 CN CN202321433685.XU patent/CN220101258U/en active Active
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