CN219654735U - Drainage device for coal bed gas development - Google Patents
Drainage device for coal bed gas development Download PDFInfo
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- CN219654735U CN219654735U CN202321347595.9U CN202321347595U CN219654735U CN 219654735 U CN219654735 U CN 219654735U CN 202321347595 U CN202321347595 U CN 202321347595U CN 219654735 U CN219654735 U CN 219654735U
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- Prior art keywords
- storage tank
- coal bed
- water storage
- drainage device
- side wall
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- 239000003245 coal Substances 0.000 title claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 210000001503 joint Anatomy 0.000 claims abstract description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 7
- 239000007789 gas Substances 0.000 description 44
- 238000009434 installation Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical group 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
Abstract
The utility model discloses a drainage device for developing coal bed gas, which comprises a gas collecting pipe, wherein a connecting pipe is fixedly arranged on the lower end face of the gas collecting pipe, the connecting pipe is communicated with the gas collecting pipe, fixing plates are fixedly arranged on two side wall faces of the connecting pipe, a driving motor is fixedly arranged on one side wall face of the fixing plate, a valve is arranged in the connecting pipe, a rotating rod is fixedly arranged on the valve, one end of the rotating rod is rotationally connected with the fixing plate, the other end of the rotating rod is in butt joint with the output end of the driving motor, and a water storage tank is fixedly arranged on the lower end face of the connecting pipe.
Description
Technical Field
The utility model relates to the technical field of coal bed gas, in particular to a drainage device for coal bed gas development.
Background
The coalbed methane is hydrocarbon gas which is stored in the coalbed and takes methane as a main component, takes the surface of coal matrix particles as a main component, and is partially dissociated in coal pores or dissolved in the coalbed water, is the associated mineral resource of coal, and belongs to unconventional natural gas.
For example, chinese patent application No. 202020442277.0 discloses a drainage device for coal bed gas development, in which a filter screen body can be detached and replaced by pulling a pulling plate.
It has the following drawbacks:
the filter screen body is directly detached from the water storage tank and replaced, so that coal bed gas in the gas collecting tube can be leaked out from the mounting opening where the filter screen body is mounted, and the waste of the coal bed gas can be caused.
Accordingly, one skilled in the art would be able to provide a drainage device for coal bed gas development that addresses the problems set forth in the background above.
Disclosure of Invention
The utility model aims to provide a drainage device for developing coal bed gas, which aims to solve the problem that in the background technology, the direct disassembly and replacement of a filter screen body from a water storage tank can cause the coal bed gas in a gas collecting pipe to leak out from a mounting port where the filter screen body is mounted, so that the waste of the coal bed gas can be caused.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the drainage device for coal bed gas development comprises a gas collecting pipe, wherein a connecting pipe is fixedly arranged on the lower end face of the gas collecting pipe, the connecting pipe is communicated with the gas collecting pipe, fixing plates are fixedly arranged on two side wall faces of the connecting pipe, and a driving motor is fixedly arranged on one side wall face of one fixing plate;
a valve is arranged in the connecting pipe, a rotating rod is fixedly arranged on the valve, one end of the rotating rod is rotationally connected with a fixed plate, and the other end of the rotating rod is in butt joint with the output end of the driving motor;
the lower terminal surface fixed mounting of connecting pipe has the water storage tank, the connecting pipe communicates with each other with the water storage tank, the lower terminal surface fixed mounting of water storage tank has the drain pipe, fixed mounting has the solenoid valve on the drain pipe, be equipped with the filter screen in the water storage tank.
As a still further scheme of the utility model, clamping grooves are formed in two ends of the outer wall surface of the rotating rod, the two clamping grooves are identical in size, sealing rings are arranged in the two clamping grooves, and one ends of the sealing rings, which are far away from the clamping grooves, are propped against the inner wall surface of the connecting pipe.
As a still further proposal of the utility model, a side wall surface of the water storage tank is provided with a placement opening, the bottom end of the inner side of the placement opening is provided with a placement opening, and the filter screen is arranged in the placement opening.
As still further scheme of the utility model, one end of the filter screen is inserted into the bottom end of the inner side of the placing port, the other end of the filter screen is fixedly provided with a limiting plate, the limiting plate is matched with the placing port in size, and the limiting plate is clamped in the placing port.
As a still further proposal of the utility model, a handle is fixedly arranged on one side wall surface of the limiting plate, two connecting plates are fixedly arranged on one side wall surface of the limiting plate, and the two connecting plates are symmetrical relative to the handle.
As a still further scheme of the utility model, four corners of one side wall surface of the connecting plate are respectively provided with a first positioning hole, one side wall surface of the water storage tank is sequentially provided with two groups of second positioning holes, each group of second positioning holes is four, and each group of second positioning holes sequentially corresponds to the first positioning holes on the connecting plate.
As a still further proposal of the utility model, two ends of the gas collecting tube are respectively provided with a gas pipe, and the two gas pipes are respectively connected with the gas collecting tube through connecting pieces.
The beneficial effects of the utility model are as follows:
when the filter screen needs to be replaced, the driving motor is started to drive the rotating rod to rotate, the rotating rod is rotated to drive the valve to rotate, the connecting pipe can be sealed by the rotation of the valve, so that coal bed gas in the gas collecting pipe can not reenter the water storage tank, the filter screen is replaced at the moment, compared with a traditional device, the device is additionally provided with the device, the connecting pipe can be sealed by the device through the mutual matching of the driving motor, the rotating rod and the valve, so that the coal bed gas in the gas collecting pipe can not reenter the water storage tank, and leakage of the coal bed gas in the gas collecting pipe from the installation port of the filter screen during replacement is avoided, and leakage of the coal bed gas during filter screen replacement can be effectively saved.
Drawings
FIG. 1 is a schematic view of a first view of the overall structure of a drainage device for coal bed gas development;
FIG. 2 is a schematic view of a drainage device for coal bed gas development from a second perspective in its overall construction;
FIG. 3 is an exploded view of a connection tube and valve for a drainage device for coal bed gas development;
FIG. 4 is an exploded view of a water reservoir and filter screen of a drainage device for coal bed gas development.
In the figure: 1. a gas collecting tube; 2. a connecting pipe; 3. a fixing plate; 4. a driving motor; 5. a valve; 6. a rotating lever; 7. a water storage tank; 8. a drain pipe; 9. an electromagnetic valve; 10. a clamping groove; 11. a seal ring; 12. a placement port; 13. a placement opening; 14. a filter screen; 15. a limiting plate; 16. a connecting plate; 17. a handle; 18. and a gas pipe.
Detailed Description
Referring to fig. 1 to 4, in an embodiment of the present utility model, a drainage device for developing coalbed methane includes a gas collecting tube 1, a connecting tube 2 is fixedly installed on a lower end surface of the gas collecting tube 1, the connecting tube 2 is communicated with the gas collecting tube 1, fixed plates 3 are fixedly installed on two side wall surfaces of the connecting tube 2, a driving motor 4 is fixedly installed on one side wall surface of the fixed plate 3, a valve 5 is provided in the connecting tube 2, a rotating rod 6 is fixedly installed on the valve 5, one end of the rotating rod 6 is rotationally connected with the fixed plate 3, the other end of the rotating rod 6 is in butt joint with an output end of the driving motor 4, a water storage tank 7 is fixedly installed on a lower end surface of the connecting tube 2, the connecting tube 2 is communicated with the water storage tank 7, a drainage tube 8 is fixedly installed on a lower end surface of the water storage tank 7, an electromagnetic valve 9 is fixedly installed on the drainage tube 8, and a filter screen 14 is provided in the water storage tank 7. The connecting pipe 2 can be sealed through the mutual cooperation of the driving motor 4, the rotating rod 6 and the valve 5, so that the coal bed gas in the gas collecting pipe 1 can not enter the water storage tank 7 again, and further the coal bed gas in the gas collecting pipe 1 is prevented from leaking out from the installation opening of the filter screen 14 when the filter screen 14 is replaced, and thus the leakage of the coal bed gas when the filter screen 14 is replaced can be effectively saved.
In order to improve the leakproofness of being connected between dwang 6 and connecting pipe 2, draw-in groove 10 has been seted up at dwang 6 outer wall surface both ends, and the size of two draw-in grooves 10 is the same, all is equipped with sealing washer 11 in two draw-in grooves 10, and the one end that draw-in groove 10 was kept away from to sealing washer 11 all pushes up and establishes in connecting pipe 2 inside wall surface, can improve the leakproofness of being connected between dwang 6 and the connecting pipe 2 through the mutually supporting of draw-in groove 10 and sealing washer 11.
In order to facilitate disassembly and installation of the filter screen 14, a placement opening 12 is formed in one side wall surface of the water storage tank 7, a placement opening 13 is formed in the bottom end of the inner side of the placement opening 12, the filter screen 14 is arranged in the placement opening 13, one end of the filter screen 14 is inserted into the bottom end of the inner side of the placement opening 13, a limiting plate 15 is fixedly arranged at the other end of the filter screen 14, the limiting plate 15 is matched with the placement opening 12 in size, the limiting plate 15 is clamped in the placement opening 12, a handle 17 is fixedly arranged on one side wall surface of the limiting plate 15, a connecting plate 16 is fixedly arranged on one side wall surface of the limiting plate 15, two connecting plates 16 are symmetrically arranged on the handle 17, first positioning holes are formed in four corners of one side wall surface of the connecting plate 16, two groups of second positioning holes are sequentially formed in one side wall surface of the water storage tank 7, each group of second positioning holes are four, the second positioning holes in each group of second positioning holes sequentially correspond to the first positioning holes in position on the connecting plate 16 in a mutual mode, two ends of the air collecting pipe 1 are respectively provided with air conveying pipes 18, and the two air conveying pipes 18 are respectively connected with the air collecting pipe 1 through connecting pieces. The filter screen 14 is conveniently pulled through the handle 17 by limiting the position of the filter screen 14 through the placement opening 13, and the filter screen 14 is more convenient to detach and install through the arrangement of the connecting plate 16, the first positioning holes and the second positioning holes.
The working principle of the utility model is as follows:
when the filter screen 14 needs to be replaced, the driving motor 4 is started to drive the rotating rod 6 to rotate, the rotating rod 6 is rotated to drive the valve 5 to rotate, the connecting pipe 2 is sealed by the rotation of the valve 5, so that coal bed gas in the gas collecting pipe 1 can not enter the water storage tank 7 again, then the handle 17 is pulled to pull the filter screen 14 out of the placement opening 13, after the filter screen 14 is pulled out, a new filter screen 14 is reinserted in the placement opening 13 of the water storage tank 7, and then the filter screen 14 is sequentially inserted into the first positioning hole on the connecting plate 16 through the connecting bolt.
The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. Drainage device for development of coal bed gas, including gas collecting tube (1), its characterized in that: the gas collecting device is characterized in that a connecting pipe (2) is fixedly arranged on the lower end face of the gas collecting pipe (1), the connecting pipe (2) is communicated with the gas collecting pipe (1), a fixing plate (3) is fixedly arranged on two side wall faces of the connecting pipe (2), and a driving motor (4) is fixedly arranged on one side wall face of the fixing plate (3);
a valve (5) is arranged in the connecting pipe (2), a rotating rod (6) is fixedly arranged on the valve (5), one end of the rotating rod (6) is rotationally connected with a fixed plate (3), and the other end of the rotating rod (6) is in butt joint with the output end of the driving motor (4);
the water storage tank is characterized in that a water storage tank (7) is fixedly mounted on the lower end face of the connecting pipe (2), the connecting pipe (2) is communicated with the water storage tank (7), a drain pipe (8) is fixedly mounted on the lower end face of the water storage tank (7), an electromagnetic valve (9) is fixedly mounted on the drain pipe (8), and a filter screen (14) is arranged in the water storage tank (7).
2. The drainage device for coal bed gas development according to claim 1, wherein clamping grooves (10) are formed in two ends of the outer wall surface of the rotating rod (6), the two clamping grooves (10) are identical in size, sealing rings (11) are arranged in the two clamping grooves (10), and one ends, far away from the clamping grooves (10), of the sealing rings (11) are propped against the inner wall surface of the connecting pipe (2).
3. The drainage device for coal bed methane development according to claim 1, wherein a placement opening (12) is formed in a side wall surface of the water storage tank (7), a placement opening (13) is formed in the bottom end of the inner side of the placement opening (12), and the filter screen (14) is arranged in the placement opening (13).
4. A drainage device for development of coalbed methane according to claim 3, wherein one end of the filter screen (14) is inserted at the bottom end of the inner side of the placement opening (13), a limiting plate (15) is fixedly arranged at the other end of the filter screen (14), the limiting plate (15) is matched with the placement opening (12) in size, and the limiting plate (15) is clamped in the placement opening (12).
5. A drainage device for coal bed gas development according to claim 4, characterized in that a handle (17) is fixedly mounted on a side wall surface of the limiting plate (15), connecting plates (16) are fixedly mounted on a side wall surface of the limiting plate (15), and two connecting plates (16) are arranged and symmetrical with respect to the handle (17).
6. The drainage device for coal bed gas development according to claim 5, wherein first positioning holes are formed in four corners of a side wall surface of the connecting plate (16), two groups of second positioning holes are formed in sequence in a side wall surface of the water storage tank (7), each group of second positioning holes is four, and each group of second positioning holes corresponds to the first positioning holes in the connecting plate (16) in sequence.
7. A drainage device for coal bed gas development according to claim 1, characterized in that two ends of the gas collecting tube (1) are respectively provided with a gas pipe (18), and two gas pipes (18) are respectively connected with the gas collecting tube (1) through connecting pieces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321347595.9U CN219654735U (en) | 2023-05-30 | 2023-05-30 | Drainage device for coal bed gas development |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321347595.9U CN219654735U (en) | 2023-05-30 | 2023-05-30 | Drainage device for coal bed gas development |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219654735U true CN219654735U (en) | 2023-09-08 |
Family
ID=87876158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321347595.9U Active CN219654735U (en) | 2023-05-30 | 2023-05-30 | Drainage device for coal bed gas development |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219654735U (en) |
-
2023
- 2023-05-30 CN CN202321347595.9U patent/CN219654735U/en active Active
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