CN210152603U - Gas drainage drilling plugging structure - Google Patents
Gas drainage drilling plugging structure Download PDFInfo
- Publication number
- CN210152603U CN210152603U CN201920529918.3U CN201920529918U CN210152603U CN 210152603 U CN210152603 U CN 210152603U CN 201920529918 U CN201920529918 U CN 201920529918U CN 210152603 U CN210152603 U CN 210152603U
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- Prior art keywords
- polyurethane
- bag
- pipe
- slurry
- shutoff
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- 238000005553 drilling Methods 0.000 title claims abstract description 31
- 229920002635 polyurethane Polymers 0.000 claims abstract description 85
- 239000004814 polyurethane Substances 0.000 claims abstract description 85
- 239000002002 slurry Substances 0.000 claims abstract description 42
- 238000003756 stirring Methods 0.000 claims abstract description 26
- 239000007788 liquid Substances 0.000 claims abstract description 14
- 239000003245 coal Substances 0.000 claims abstract description 11
- 238000000151 deposition Methods 0.000 claims abstract description 6
- 238000000605 extraction Methods 0.000 claims description 15
- 238000002347 injection Methods 0.000 claims description 9
- 239000007924 injection Substances 0.000 claims description 9
- 239000004570 mortar (masonry) Substances 0.000 abstract description 27
- 230000000694 effects Effects 0.000 abstract description 8
- 238000005192 partition Methods 0.000 description 5
- 239000000243 solution Substances 0.000 description 3
- 238000010009 beating Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Abstract
The utility model discloses a gas drainage drilling block structure relates to gas drainage technical field, specifically is a gas drainage drilling block structure, including the coal body, drilling, gas drainage pipe, first polyurethane shutoff bag, second polyurethane shutoff bag, third polyurethane shutoff bag, shutoff head, stock jar, grouting pump and slurry return tank. This gas drainage drilling block structure, through with first polyurethane shutoff bag, second polyurethane shutoff bag and third polyurethane shutoff bag set up respectively in the three position of gas drainage pipe in the front, in the middle of the back, make the shutoff effect more even reliable, through driving motor, the setting of puddler and stirring leaf, driving motor can drive the puddler and rotate, the puddler drives the stirring leaf and stirs the mortar of depositing in the thick liquid jar, avoid the mortar caking, it is more even to make the mortar of waiting to use, through the baffle, the cooperation of pressure gauge and pneumatic pump, the backsize pressure can be controlled, the degree of accuracy and the shutoff effect of drilling shutoff are improved.
Description
Technical Field
The utility model relates to a gas drainage technical field specifically is a gas drainage drilling block structure.
Background
In the coal mining process, a large amount of gas in a coal seam needs to be pumped out through an extraction technology so as to be recycled, the gas extraction technology comprises the basic steps of firstly drilling a hole in the coal seam, secondly sending a pumping and discharging gas pipe into the drilled hole, and thirdly sealing the hole.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a gas drainage drilling block structure has solved the problem of proposing in the above-mentioned background art.
(II) technical scheme
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a gas extraction drilling hole plugging structure comprises a coal body, a drilling hole, a gas extraction pipe, a first polyurethane plugging bag, a second polyurethane plugging bag, a third polyurethane plugging bag, a plugging head, a slurry storage tank, a grouting pump and a slurry return tank, wherein the drilling hole is formed in the coal body, the gas extraction pipe is inserted into the drilling hole, the first polyurethane plugging bag, the second polyurethane plugging bag and the third polyurethane plugging bag are sequentially sleeved on the outer surface of the gas extraction pipe from left to right, the plugging head is arranged on one side of the drilling hole, a slurry outlet pipe is fixedly connected to one side of the slurry storage tank, a grouting pump is fixedly connected to one end, away from the slurry storage tank, of the slurry outlet pipe, the output end of the grouting pump is fixedly connected to the grouting pipe, one end, away from the grouting pump, of the grouting pipe penetrates through one sides of the second polyurethane plugging bag and the third polyurethane plugging bag, and one end, away from the grouting pump, of the grouting pipe is fixedly connected to the first polyurethane plugging bag, the one side fixedly connected with first connecting pipe of first polyurethane shutoff bag, the one end and the second polyurethane shutoff bag fixed connection of first polyurethane shutoff bag are kept away from to first connecting pipe, one side fixedly connected with second connecting pipe of second polyurethane shutoff bag, the one end and the third polyurethane shutoff bag fixed connection of second polyurethane shutoff bag are kept away from to the second connecting pipe, one side fixedly connected with who closes the bag to the third polyurethane shutoff, the one end and the thick liquid jar fixed connection of third polyurethane shutoff bag are kept away from to the thick liquid pipe that returns.
Optionally, gaps are reserved in the second polyurethane plugging bag and the third polyurethane plugging bag, and the grouting pipe penetrates through the gaps and is fixedly connected with the inner walls of the gaps.
Optionally, one side of the slurry storage tank is fixedly connected with a slurry inlet pipe.
Optionally, the top of depositing the thick liquid jar is provided with driving motor, the inside of depositing the thick liquid jar is provided with the puddler, the surface fixedly connected with stirring leaf of puddler.
Optionally, a partition plate is arranged inside the slurry return tank.
Optionally, one side of the slurry return tank on the partition plate is provided with a pressure gauge, and the other side of the slurry return tank on the partition plate is provided with a pneumatic pump.
(III) advantageous effects
The utility model provides a gas drainage drilling block structure possesses following beneficial effect:
1. this gas drainage drilling block structure, through the setting of first polyurethane shutoff bag, second polyurethane shutoff bag and third polyurethane shutoff bag, first polyurethane shutoff bag, second polyurethane shutoff bag and third polyurethane shutoff bag set up respectively in the front, middle and back three position of gas drainage pipe for the shutoff effect is more even reliable.
2. This gas drainage drilling block structure, through the setting of driving motor, puddler and stirring leaf, driving motor can drive the puddler and rotate, and the puddler drives the stirring leaf and stirs the mortar of depositing in the thick liquid jar, avoids the mortar caking for it is more even to wait to use the mortar.
3. This gas drainage drilling block structure through the cooperation of baffle, pressure gauge and pneumatic pump, can control the pressure of beating back, improves the degree of accuracy and the shutoff effect of drilling shutoff.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the slurry storage tank of the present invention;
fig. 3 is the internal structure schematic diagram of the slurry return tank of the present invention.
In the figure: 1. a coal body; 2. drilling; 3. a gas extraction pipe; 4. a first polyurethane containment bag; 5. a second polyurethane occlusion bag; 6. a third polyurethane plugging bag; 7. plugging a plug; 8. a slurry storage tank; 9. grouting pump; 10. a slurry return tank; 11. a pulp outlet pipe; 12. a grouting pipe; 13. a first connecting pipe; 14. a second connecting pipe; 15. a slurry return pipe; 16. a gap; 17. a pulp inlet pipe; 18. a drive motor; 19. a stirring rod; 20. Stirring blades; 21. a partition plate; 22. a pressure gauge; 23. a pneumatic pump.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1 to 3, the present invention provides a technical solution: a gas extraction drilling hole plugging structure comprises a coal body 1, a drilling hole 2, a gas extraction pipe 3, a first polyurethane plugging bag 4, a second polyurethane plugging bag 5, a third polyurethane plugging bag 6, a plugging head 7, a slurry storage tank 8, a slurry injection pump 9 and a slurry return tank 10, wherein the drilling hole 2 is formed in the coal body 1, the gas extraction pipe 3 is inserted in the drilling hole 2, the first polyurethane plugging bag 4, the second polyurethane plugging bag 5 and the third polyurethane plugging bag 6 are sequentially sleeved on the outer surface of the gas extraction pipe 3 from left to right, the plugging head 7 is arranged on one side of the drilling hole 2, a slurry inlet pipe 17 is fixedly connected to one side of the slurry storage tank 8, mortar is firstly injected into the slurry storage tank 8 through the slurry inlet pipe 17, a driving motor 18 is arranged at the top of the slurry storage tank 8, a stirring rod 19 is arranged in the slurry storage tank 8, and stirring blades 20 are fixedly connected to the outer surface of the stirring rod 19, through the arrangement of the driving motor 18, the stirring rod 19 and the stirring blade 20, the driving motor 18 can drive the stirring rod 19 to rotate, the stirring rod 19 drives the stirring blade 20 to stir the mortar in the mortar storage tank 8, the mortar is prevented from caking, the mortar to be used is more uniform, one side of the mortar storage tank 8 is fixedly connected with the mortar outlet pipe 11, one end of the mortar outlet pipe 11, which is far away from the mortar storage tank 8, is fixedly connected with the grouting pump 9, the output end of the grouting pump 9 is fixedly connected with the grouting pipe 12, one end of the grouting pipe 12, which is far away from the grouting pump 9, penetrates through one sides of the second polyurethane plugging bag 5 and the third polyurethane plugging bag 6, gaps 16 are reserved inside the second polyurethane plugging bag 5 and the third polyurethane plugging bag 6, the grouting pipe 12 penetrates through the gaps 16 and is fixedly connected with the inner walls of the gaps 16, and one end of the grouting pipe 12, which is far away from the grouting pump 9, is fixedly connected with, the mortar in the mortar storage tank 8 can be pumped into the first polyurethane plugging bag 4 through the grouting pipe 12 by arranging the mortar outlet pipe 11, the grouting pump 9 and the grouting pipe 12, one side of the first polyurethane plugging bag 4 is fixedly connected with the first connecting pipe 13, one end of the first connecting pipe 13 far away from the first polyurethane plugging bag 4 is fixedly connected with the second polyurethane plugging bag 5, after the mortar in the first polyurethane plugging bag 4 is full, the mortar can continuously flow into the second polyurethane plugging bag 5, one side of the second polyurethane plugging bag 5 is fixedly connected with the second connecting pipe 14, one end of the second connecting pipe 14 far away from the second polyurethane plugging bag 5 is fixedly connected with the third polyurethane plugging bag 6, through the arrangement of the second connecting pipe 14, after the mortar in the second polyurethane plugging bag 5 is full, the mortar can continuously flow into the third polyurethane plugging bag 6, one side fixedly connected with back flow pipe 15 of third polyurethane shutoff bag 6, the one end and the back flow jar 10 fixed connection of third polyurethane shutoff bag 6 are kept away from to back flow pipe 15, setting through back flow pipe 15, at first polyurethane shutoff bag 4, second polyurethane shutoff bag 5 and third polyurethane shutoff bag 6 can flow in back flow jar 10 after being full of, the inside of back flow jar 10 is provided with baffle 21, one side that back flow jar 10 is located baffle 21 is provided with pressure gauge 22, the opposite side that back flow jar 10 is located baffle 21 is provided with pneumatic pump 23, through baffle 21, pressure gauge 22 and pneumatic pump 23's cooperation, can control back flow pressure, the degree of accuracy and the shutoff effect of improvement drilling shutoff.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.
In conclusion, according to the gas extraction drilling plugging structure, through the arrangement of the first polyurethane plugging bag 4, the second polyurethane plugging bag 5 and the third polyurethane plugging bag 6, the first polyurethane plugging bag 4, the second polyurethane plugging bag 5 and the third polyurethane plugging bag 6 are respectively arranged at the front, middle and rear three positions of the gas extraction pipe 3, so that the plugging effect is more uniform and reliable, through the arrangement of the driving motor 18, the stirring rod 19 and the stirring blade 20, the driving motor 18 can drive the stirring rod 19 to rotate, the stirring rod 19 drives the stirring blade 20 to stir mortar in the mortar storage tank 8, the mortar is prevented from caking, the mortar to be used is more uniform, through the matching of the partition plate 21, the stirring rod 22 and the air pressure pump 23, the mortar return pressure can be controlled, and the accuracy and the plugging effect of drilling plugging are improved.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; they may be mechanically coupled, directly coupled, or indirectly coupled through intervening agents, both internally and/or in any other manner known to those skilled in the art. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
It is noted that in the present disclosure, unless otherwise explicitly specified or limited, a first feature "on" or "under" a second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (1)
1. The utility model provides a gas drainage drilling block structure, includes coal body (1), drilling (2), gas drainage pipe (3), first polyurethane shutoff bag (4), second polyurethane shutoff bag (5), third polyurethane shutoff bag (6), shutoff head (7), deposits thick liquid jar (8), grouting pump (9) and slurry return jar (10), its characterized in that: a drill hole (2) is formed in the coal body (1), a gas extraction pipe (3) is inserted into the drill hole (2), a first polyurethane plugging bag (4), a second polyurethane plugging bag (5) and a third polyurethane plugging bag (6) are sequentially sleeved on the outer surface of the gas extraction pipe (3) from left to right, a plugging head (7) is arranged on one side of the drill hole (2), a slurry outlet pipe (11) is fixedly connected to one side of the slurry storage tank (8), one end, far away from the slurry storage tank (8), of the slurry outlet pipe (11) is fixedly connected with a slurry injection pump (9), an output end of the slurry injection pump (9) is fixedly connected with a slurry injection pipe (12), one end, far away from the slurry injection pump (9), of the slurry injection pipe (12 penetrates through one sides of the second polyurethane plugging bag (5) and the third polyurethane plugging bag (6), and one end, far away from the slurry injection pump (9), of the slurry injection pipe (12) is fixedly connected with the first polyurethane plugging bag (4), one side of the first polyurethane plugging bag (4) is fixedly connected with a first connecting pipe (13), one end of the first polyurethane plugging bag (4) and the second polyurethane plugging bag (5) are far away from the first connecting pipe (13), one side of the second polyurethane plugging bag (5) is fixedly connected with a second connecting pipe (14), one end of the second polyurethane plugging bag (5) and the third polyurethane plugging bag (6) are far away from the second connecting pipe (14), one side of the third polyurethane plugging bag (6) is fixedly connected with a slurry return pipe (15), one end of the third polyurethane plugging bag (6) and the slurry return tank (10) are far away from the slurry return pipe (15), gaps (16) are reserved in the second polyurethane plugging bag (5) and the third polyurethane plugging bag (6), the slurry injection pipe (12) penetrates through the gaps (16) and is fixedly connected with the inner wall of the gaps (16), deposit one side fixedly connected with of thick liquid jar (8) and advance thick liquid pipe (17), the top of depositing thick liquid jar (8) is provided with driving motor (18), the inside of depositing thick liquid jar (8) is provided with puddler (19), the external fixed surface of puddler (19) is connected with stirring leaf (20), the inside of returning thick liquid jar (10) is provided with baffle (21), one side that returns thick liquid jar (10) is located baffle (21) is provided with pressure gauge (22), the opposite side that returns thick liquid jar (10) is located baffle (21) is provided with pneumatic pump (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920529918.3U CN210152603U (en) | 2019-04-18 | 2019-04-18 | Gas drainage drilling plugging structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920529918.3U CN210152603U (en) | 2019-04-18 | 2019-04-18 | Gas drainage drilling plugging structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210152603U true CN210152603U (en) | 2020-03-17 |
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ID=69757054
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920529918.3U Expired - Fee Related CN210152603U (en) | 2019-04-18 | 2019-04-18 | Gas drainage drilling plugging structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210152603U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113236346A (en) * | 2021-06-28 | 2021-08-10 | 山东科技大学 | Anti-collapse reinforced gas extraction device and use method |
-
2019
- 2019-04-18 CN CN201920529918.3U patent/CN210152603U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113236346A (en) * | 2021-06-28 | 2021-08-10 | 山东科技大学 | Anti-collapse reinforced gas extraction device and use method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200317 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |