CN219528990U - Novel gas anchor for coal bed gas well - Google Patents
Novel gas anchor for coal bed gas well Download PDFInfo
- Publication number
- CN219528990U CN219528990U CN202320683553.6U CN202320683553U CN219528990U CN 219528990 U CN219528990 U CN 219528990U CN 202320683553 U CN202320683553 U CN 202320683553U CN 219528990 U CN219528990 U CN 219528990U
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- Prior art keywords
- wall
- fixedly connected
- interface
- coal
- oil pipe
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- 239000003245 coal Substances 0.000 title claims abstract description 24
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 13
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 13
- 241001330002 Bambuseae Species 0.000 claims description 13
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 13
- 239000011425 bamboo Substances 0.000 claims description 13
- 238000009423 ventilation Methods 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 20
- 239000003818 cinder Substances 0.000 abstract description 8
- 239000012535 impurity Substances 0.000 abstract description 8
- 239000000126 substance Substances 0.000 abstract description 6
- 239000007791 liquid phase Substances 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 239000002817 coal dust Substances 0.000 abstract description 4
- 239000002689 soil Substances 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 6
- 239000012071 phase Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model relates to the technical field of coalbed methane exploitation equipment and discloses a novel gas anchor for a coalbed methane well, which comprises a filter cartridge, an oil pipe and a connecting cylinder, wherein the upper end of the filter cartridge is fixedly connected with a first upper interface, the lower end of the filter cartridge is fixedly connected with a first lower interface, the outer wall of the filter cartridge is provided with a plurality of filter holes, the middle part of the inner wall of the filter cartridge is fixedly connected with the outer wall of the connecting cylinder, the outer wall of the oil pipe is fixedly connected with the inner wall of the connecting cylinder, and the upper end of the connecting cylinder is fixedly connected with a fourth upper interface. According to the utility model, the filter cartridge with the filter holes is arranged on the outer wall of the oil pipe, so that the coal dust, coal cinder, soil cinder and other impurities in the coal bed gas well are filtered in the coal bed gas exploitation process of workers, the impurities are prevented from entering the oil pipe along with liquid phase substances, the oil pipe is prevented from being blocked, the normal operation of the oil pump is ensured to a certain extent, and the coal bed gas exploitation efficiency is improved.
Description
Technical Field
The utility model relates to the technical field of coalbed methane exploitation equipment, in particular to a novel gas anchor for a coalbed methane well.
Background
Along with the continuous development of social economy and continuous development of modern technology, especially the continuous development of modern industry, energy resources become increasingly important, so that the energy exploitation technology gradually becomes the important factor affecting the development of various countries, while coal bed gas is a hydrocarbon gas which takes methane as a main component and is mainly adsorbed on the surface of coal matrix particles, partially dissociated in coal pores or dissolved in coal bed water, and is internationally recognized clean excellent energy, and gas anchors are generally used for gas-liquid separation of gas and liquid phases in the coal bed gas well in the process of exploiting the coal bed gas so as to achieve the normal work of an oil pump.
However, in the current gas anchor for coal-bed gas wells in the market, the filtering function of impurities such as coal dust, coal cinder and earth cinder contained in the coal-bed gas wells is poor, and the impurities and gas and liquid phase substances entering an oil pipe can be possibly caused, so that the oil pump is possibly damaged, the exploitation efficiency of the coal-bed gas is reduced, and in the using process of the current gas anchor in the market, the problem of gas lock generated by the oil pipe in a region with higher coal-bed gas yield can be inconvenient to solve, and the exploitation operation of the coal-bed gas is further influenced.
Accordingly, one skilled in the art would be able to provide a novel gas anchor for a coal bed gas well that addresses the problems set forth in the background above.
Disclosure of Invention
Compared with the existing gas anchor for the coal-bed gas well in the market, the novel gas anchor for the coal-bed gas well provided by the utility model has the advantages that the filter cylinder with the filter holes is arranged on the outer wall of the oil pipe, so that workers can conveniently filter the impurities such as coal dust, coal cinder and soil cinder in the coal-bed gas well in the coal-bed gas exploitation process, the impurities are prevented from entering the oil pipe along with liquid phase substances, the blockage of the oil pipe is further prevented, the normal operation of the oil pump is ensured to a certain extent, and the exploitation efficiency of the coal-bed gas is improved.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the novel gas anchor for the coal-bed gas well comprises a filter cartridge, an oil pipe and a connecting cylinder, wherein the upper end of the filter cartridge is fixedly connected with a first upper interface, the lower end of the filter cartridge is fixedly connected with a first lower interface, the outer wall of the filter cartridge is provided with a plurality of filter holes, the middle part of the inner wall of the filter cartridge is fixedly connected with the outer wall of the connecting cylinder, and the outer wall of the oil pipe is fixedly connected with the inner wall of the connecting cylinder;
the upper end fixedly connected with fourth interface on the connecting cylinder, the lower extreme fixedly connected with fourth interface down of connecting cylinder, the inner wall threaded connection of fourth interface has the third interface down, the upper end fixedly connected with ventilative section of thick bamboo of interface down of third, a plurality of bleeder vents have been seted up to the outer wall of ventilative section of thick bamboo, the outer wall of oil pipe and the inner wall sliding connection of ventilative section of thick bamboo.
Through above-mentioned technical scheme, through the ventilative cylinder that has the bleeder vent in the inner wall setting of cartridge filter, solved the produced airlock problem at the higher district oil pipe of coalbed methane output to a certain extent, through the oil drum that crosses of having first oilhole in the inner wall setting of cartridge filter, the gas of being convenient for, inside the oil pipe is got into to the two-phase material of liquid, and then has promoted the exploitation efficiency of coalbed methane to a certain extent.
Further, the inner wall of the fourth lower interface is in threaded connection with a fifth upper interface, the lower end of the fifth upper interface is fixedly connected with an oil passing cylinder, the outer wall of the oil passing cylinder is provided with a plurality of first oil passing holes, and the outer wall of the oil pipe is in sliding connection with the inner wall of the oil passing cylinder;
through the technical scheme, the oil passing cylinder is convenient for workers to install and dismantle.
Further, the outer wall of the first upper interface is connected with a second lower interface through threads, and the upper end of the second lower interface is fixedly connected with an upper joint;
through above-mentioned technical scheme, the staff of being convenient for installs and dismantles the top connection.
Further, the upper end of the upper joint is fixedly connected with a second upper interface, and the outer wall of the oil pipe is in sliding connection with the inner wall of the upper joint;
through the technical scheme, the upper connector is convenient to connect with the exploitation equipment at the upper end.
Further, the outer wall of the first lower interface is in threaded connection with a third upper interface, the lower end of the third upper interface is fixedly connected with a lower joint, and the outer wall of the oil pipe is in sliding connection with the inner wall of the lower joint;
through above-mentioned technical scheme, the staff of being convenient for installs and dismantles the lower joint.
Further, the upper end of the air permeable cylinder is fixedly connected with the top of the inside of the filter cylinder;
through above-mentioned technical scheme, be convenient for ventilate a ventilative section of thick bamboo ventilates, and then solve the airlock problem.
Further, an air cavity is formed between the outer wall of the air permeable cylinder and the inner wall of the filter cartridge;
through above-mentioned technical scheme, be convenient for hold enough space, solve the airlock problem.
Further, a plurality of second oil passing holes are formed in the lower end of the outer wall of the oil pipe;
through the technical scheme, gas-liquid two-phase substances are convenient to enter the oil pipe, and the exploitation efficiency of coal bed gas is improved.
The utility model has the following beneficial effects:
1. compared with the existing gas anchor for the coal-bed gas well in the market, the gas anchor is convenient for workers to filter the impurities such as coal dust, coal cinder, soil cinder and the like in the coal-bed gas well in the coal-bed gas exploitation process by arranging the filter cartridge with the filter holes on the outer wall of the oil pipe, prevents the impurities from entering the oil pipe along with liquid phase substances, further prevents the oil pipe from being blocked, ensures the normal operation of the oil pump to a certain extent, and improves the coal-bed gas exploitation efficiency.
2. Compared with the existing gas anchor for the coal-bed gas well in the market, the gas lock problem generated by the oil pipe in the section with higher coal-bed gas yield is solved to a certain extent by arranging the gas permeable cylinder with the air permeable holes on the inner wall of the filter cylinder, and the gas-liquid two-phase substances are convenient to enter the oil pipe by arranging the oil permeable cylinder with the first oil permeable holes on the inner wall of the filter cylinder, so that the coal-bed gas exploitation efficiency is improved to a certain extent.
3. Compared with the existing gas anchor for the coal-bed gas well in the market, the gas anchor for the coal-bed gas well is convenient for the upper joint to be disassembled through the second lower joint and the second upper joint, and is convenient for the lower joint to be disassembled through the third upper joint, so that workers can conveniently replace the upper joint, the lower joint and the filter cartridge, the upper joint, the lower joint and the filter cartridge are cleaned, and the cost of coal-bed gas exploitation is saved to a certain extent.
Drawings
FIG. 1 is an exploded view of a filter cartridge, upper fitting and lower fitting;
FIG. 2 is a front sectional view of a novel gas anchor for a coal-bed gas well;
FIG. 3 is an isometric view of a gas permeable cylinder;
FIG. 4 is an isometric view of a connecting cylinder;
fig. 5 is an isometric view of the cartridge.
Legend description:
1. a filter cartridge; 2. a filter hole; 3. a first upper interface; 4. a first lower interface; 5. an upper joint; 6. a second upper interface; 7. a second lower interface; 8. a lower joint; 9. a third upper interface; 10. an oil pipe; 11. a permeable cylinder; 12. ventilation holes; 13. a third lower interface; 14. a connecting cylinder; 15. a fourth upper interface; 16. a fourth lower interface; 17. an oil passing cylinder; 18. a first oil passing hole; 19. a fifth upper interface; 20. a second oil passing hole; 21. an air cavity.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, one embodiment provided by the present utility model is: the utility model provides a novel gas anchor for coal bed gas well, includes cartridge filter 1, oil pipe 10 and connecting cylinder 14, the upper end fixedly connected with first upper connector 3 of cartridge filter 1, the lower extreme fixedly connected with first lower connector 4 of cartridge filter 1, a plurality of filtration holes 2 have been seted up to the outer wall of cartridge filter 1, the middle part of cartridge filter 1 inner wall and the outer wall fixed connection of connecting cylinder 14, the outer wall of oil pipe 10 and the inner wall fixed connection of connecting cylinder 14;
the upper end fixedly connected with fourth upper port 15 of connecting cylinder 14, the lower extreme fixedly connected with fourth lower port 16 of connecting cylinder 14, the inner wall threaded connection of fourth upper port 15 has third lower port 13, the upper end fixedly connected with ventilative section of thick bamboo 11 of third lower port 13, a plurality of bleeder vents 12 have been seted up to the outer wall of ventilative section of thick bamboo 11, the outer wall of oil pipe 10 and the inner wall sliding connection of ventilative section of thick bamboo 11.
Through the inner wall at cartridge filter 1 set up the ventilative jar 11 that has bleeder vent 12, solved the produced airlock problem at the higher district oil pipe 10 of coalbed methane output to a certain extent, through the inner wall at cartridge filter 1 set up the oil drum 17 that has first oil hole 18 that crosses, the material of gas, liquid two-phase gets into inside oil pipe 10 of being convenient for, and then promoted the exploitation efficiency of coalbed methane to a certain extent.
The inner wall of the fourth lower interface 16 is connected with a fifth upper interface 19 in a threaded manner, the lower end of the fifth upper interface 19 is fixedly connected with an oil passing cylinder 17, the outer wall of the oil passing cylinder 17 is provided with a plurality of first oil passing holes 18, the outer wall of the oil pipe 10 is in sliding connection with the inner wall of the oil passing cylinder 17, the oil passing cylinder 17 is convenient for workers to install and dismantle, the outer wall of the first upper interface 3 is connected with a second lower interface 7 in a threaded manner, the upper end of the second lower interface 7 is fixedly connected with an upper joint 5, the workers can conveniently install and dismantle the upper joint 5, the upper end of the upper joint 5 is fixedly connected with a second upper interface 6, the outer wall of the oil pipe 10 is in sliding connection with the inner wall of the upper joint 5, the upper joint 5 is convenient for connecting the upper end of the mining equipment, the outer wall threaded connection of first interface 4 has the third to go up interface 9, the lower extreme fixedly connected with lower clutch 8 of third to go up interface 9, the outer wall of oil pipe 10 and the inner wall sliding connection of lower clutch 8, be convenient for the staff installation and dismantle lower clutch 8, the upper end of ventilative section of thick bamboo 11 and the inside top fixed connection of cartridge filter 1, be convenient for ventilative section of thick bamboo 11 ventilative, and then solve the airlock problem, form air chamber 21 between the outer wall of ventilative section of thick bamboo 11 and the inner wall of cartridge filter 1, be convenient for hold enough space, solve the airlock problem, a plurality of second oilholes 20 have been seted up to the lower extreme of oil pipe 10 outer wall, the gas of being convenient for, the gas-liquid two-phase material gets into inside oil pipe 10, promote coalbed methane's exploitation efficiency.
Working principle: before using this novel gas anchor for coal bed gas well, at first with cartridge filter 1 threaded connection top connection 5, with cartridge filter 1 threaded connection bottom connection 8 again, establish cartridge filter 1, top connection 5 and bottom connection 8 cover at the outer wall of oil pipe 10, place cartridge filter 1, top connection 5 and bottom connection 8 in the coal seam with oil pipe 10, accomplish to this and use this novel gas anchor for coal bed gas well to carry out the exploitation operation of coal bed gas.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
1. The utility model provides a novel gas anchor for coal bed gas well, includes cartridge filter (1), oil pipe (10) and connecting cylinder (14), its characterized in that: the upper end of the filter cartridge (1) is fixedly connected with a first upper interface (3), the lower end of the filter cartridge (1) is fixedly connected with a first lower interface (4), a plurality of filter holes (2) are formed in the outer wall of the filter cartridge (1), the middle part of the inner wall of the filter cartridge (1) is fixedly connected with the outer wall of the connecting cylinder (14), and the outer wall of the oil pipe (10) is fixedly connected with the inner wall of the connecting cylinder (14);
the upper end fixedly connected with fourth upper junction (15) of connecting cylinder (14), the lower extreme fixedly connected with fourth lower junction (16) of connecting cylinder (14), the inner wall threaded connection of fourth upper junction (15) has third lower junction (13), the upper end fixedly connected with ventilative section of thick bamboo (11) of third lower junction (13), a plurality of bleeder vents (12) have been seted up to the outer wall of ventilative section of thick bamboo (11), the outer wall of oil pipe (10) and the inner wall sliding connection of ventilative section of thick bamboo (11).
2. The novel gas anchor for a coal-bed gas well as claimed in claim 1, wherein: the inner wall threaded connection of fourth interface (16) has fifth last interface (19), the lower extreme fixedly connected with of fifth last interface (19) crosses oil drum (17), a plurality of first oilholes (18) of crossing are offered to the outer wall of crossing oil drum (17), the outer wall of oil pipe (10) and the inner wall sliding connection who crosses oil drum (17).
3. The novel gas anchor for a coal-bed gas well as claimed in claim 1, wherein: the outer wall threaded connection of first upper interface (3) has second lower interface (7), the upper end fixedly connected with top connection (5) of second lower interface (7).
4. A novel gas anchor for a coal bed gas well as claimed in claim 3, wherein: the upper end of the upper joint (5) is fixedly connected with a second upper interface (6), and the outer wall of the oil pipe (10) is in sliding connection with the inner wall of the upper joint (5).
5. The novel gas anchor for a coal-bed gas well as claimed in claim 1, wherein: the outer wall threaded connection of first interface (4) has third interface (9) on, the lower extreme fixedly connected with lower clutch (8) of third interface (9), the outer wall of oil pipe (10) and the inner wall sliding connection of lower clutch (8).
6. The novel gas anchor for a coal-bed gas well as claimed in claim 1, wherein: the upper end of the ventilation cylinder (11) is fixedly connected with the top inside the filter cylinder (1).
7. The novel gas anchor for a coal-bed gas well as claimed in claim 1, wherein: an air cavity (21) is formed between the outer wall of the ventilation cylinder (11) and the inner wall of the filter cylinder (1).
8. The novel gas anchor for a coal-bed gas well as claimed in claim 1, wherein: the lower end of the outer wall of the oil pipe (10) is provided with a plurality of second oil passing holes (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320683553.6U CN219528990U (en) | 2023-03-31 | 2023-03-31 | Novel gas anchor for coal bed gas well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320683553.6U CN219528990U (en) | 2023-03-31 | 2023-03-31 | Novel gas anchor for coal bed gas well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219528990U true CN219528990U (en) | 2023-08-15 |
Family
ID=87627630
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320683553.6U Active CN219528990U (en) | 2023-03-31 | 2023-03-31 | Novel gas anchor for coal bed gas well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219528990U (en) |
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2023
- 2023-03-31 CN CN202320683553.6U patent/CN219528990U/en active Active
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| GR01 | Patent grant |