CN216950331U - Low-pressure gas well pressure boost mining device - Google Patents
Low-pressure gas well pressure boost mining device Download PDFInfo
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- CN216950331U CN216950331U CN202220900328.9U CN202220900328U CN216950331U CN 216950331 U CN216950331 U CN 216950331U CN 202220900328 U CN202220900328 U CN 202220900328U CN 216950331 U CN216950331 U CN 216950331U
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Abstract
The utility model discloses a low-pressure gas well supercharging exploitation device, and belongs to the technical field of low-pressure gas well supercharging. A low-pressure gas well pressurized mining device comprises a cylinder body, wherein a pressurized cavity is formed in the cylinder body, a conveying pipe penetrates through the cylinder body at the position outside the pressurized cavity, and the conveying pipe is communicated with the position, close to the bottom end, of the pressurized cavity; the gas well pressurization device is characterized in that a piston is arranged in the pressurization cavity, a driving assembly is arranged on the top surface of the barrel and used for enabling the piston to vertically move along the pressurization cavity, pressurization is carried out in a low-pressure gas well through the piston and the driving assembly, the resource utilization rate is improved, the piston vertically moves downwards through a threaded rod, and pressurization is carried out in the gas well to send gas out of the conveying pipe.
Description
Technical Field
The utility model relates to the technical field of low-pressure gas well pressurization, in particular to a low-pressure gas well pressurization exploitation device.
Background
At present, natural gas is generally extracted from a wellhead by the pressure of a gas well, and the natural gas is obtained and conveyed to a pipe network after pressure reduction, stabilization, gas treatment and other treatment measures. After the gas well is mined for a period of time, the pressure of the gas well is reduced, when the pressure of the gas well is lower than the pressure of a pipe network, the exploitation cannot be continued, at the moment, a well mouth is usually closed for a period of time, secondary gas exploitation is carried out after the pressure in the well is increased, or the gas is closed without further gas exploitation, so that resource waste is caused, and therefore the low-pressure gas well supercharging exploitation device is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a low-pressure gas well pressurized production device to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
a low-pressure gas well pressurized mining device comprises a barrel, wherein a pressurized cavity is formed in the barrel, a conveying pipe penetrates through the position, located on the outer side of the pressurized cavity, of the barrel, and the conveying pipe is communicated with the position, close to the bottom end, of the pressurized cavity;
the piston is arranged in the pressurization cavity, the top surface of the cylinder body is provided with a driving assembly, and the driving assembly is used for enabling the piston to vertically move along the pressurization cavity.
Preferably, the driving assembly comprises a motor, a gear is connected to an output shaft of the motor, a sleeve is rotatably connected to the top surface of the cylinder, a toothed ring is connected to the outer side of the sleeve, the gear is meshed with the toothed ring, a threaded rod is arranged in the middle of the sleeve in a penetrating manner, the sleeve is in threaded fit with the threaded rod, the end of the threaded rod extends into the cylinder and is connected with the piston, and a breathing hole is formed in one side of the top surface of the cylinder;
the inner walls of two sides of the pressurizing cavity are provided with limiting sliding grooves, and two sides of the piston are provided with limiting sliding blocks in sliding fit with the limiting sliding grooves.
Preferably, the top surface of the cylinder body is provided with a convex ring, the outer wall of the convex ring is provided with a sliding rail, the bottom surface of the sleeve is connected with a sliding ring matched with the sliding rail, and the sliding rail is in sliding fit with the sliding ring.
Preferably, the meshing teeth matched with the gear on the gear ring are annularly and equidistantly arranged on the top surface of the gear ring.
Preferably, the device also comprises a gas-liquid separator, wherein the gas inlet of the gas-liquid separator is connected with the outlet of the conveying pipe, a collecting box is arranged on one side of the gas-liquid separator, the gas outlet of the gas-liquid separator is connected with the gas inlet end of the collecting box through a connecting pipe, and a gas outlet pipe is arranged on one side of the collecting box.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model increases the pressure in the low-pressure gas well through the arrangement of the piston and the driving component, improves the resource utilization rate, utilizes the motor to drive the gear to rotate, the gear rotates to drive the toothed ring to rotate, thereby driving the sleeve to rotate, because the cylinder body is connected with the threaded rod in a threaded manner, the threaded rod is connected with the piston, the piston and the cylinder body are limited through the matching of the limiting sliding chute and the limiting sliding block, when the sleeve rotates, the threaded rod can do vertical lifting motion, the piston is driven to vertically move downwards by the threaded rod, the gas is pressurized in the gas well, the gas is sent out from the conveying pipe and then enters the gas-liquid separator, the liquid contained in the output gas is separated by the gas-liquid separator, the gas after the liquid is separated is stored by the collecting box, the sliding ring is connected with the bottom surface of the sleeve, the vertical position of the sleeve is limited through the matching of the sliding rail and the sliding ring, so that the sleeve does circular motion along the axis of the sliding rail, the gas production device is simple in structure and convenient to operate, and can effectively improve the gas production efficiency in the low-pressure gas well.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the cartridge of the present invention;
fig. 3 is a schematic sectional view of the sleeve and the toothed ring of the present invention.
The reference numbers in the figures illustrate: 1. a barrel; 101. a pressurizing cavity; 102. a convex ring; 103. a slide rail; 104. a slip ring; 2. a delivery pipe; 3. a piston; 4. a motor; 5. a gear; 6. a sleeve; 7. a toothed ring; 8. a threaded rod; 9. a breathing hole; 10. a gas-liquid separator; 11. and a collecting box.
Detailed Description
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", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
referring to fig. 1-3, a low-pressure gas well pressurized mining device comprises a cylinder body 1, a pressurized cavity 101 is formed in the cylinder body 1, a conveying pipe 2 penetrates through the position, located on the outer side of the pressurized cavity 101, of the cylinder body 1, the conveying pipe 2 is communicated with the position, close to the bottom end, of the pressurized cavity 101, the cylinder body 1 is placed in a gas well mouth, the cylinder body 1 is hermetically connected with the inner wall of a gas well, the pressurized cavity 101 is used for increasing the pressure of extrusion in the gas well, and the gas is extruded and conveyed to the outside through the conveying pipe 2;
be provided with piston 3 in the pressure boost cavity 101, 1 top surface of barrel is provided with drive assembly, and drive assembly is used for making piston 3 along pressure boost cavity 101 vertical migration, and piston 3 can be with the gaseous extrusion entering conveyer pipe 2 in the gas well along pressure boost cavity 101 vertical migration.
According to the utility model, the driving component comprises a motor 4, a gear 5 is connected on an output shaft of the motor 4, a sleeve 6 is rotatably connected on the top surface of a barrel 1, a toothed ring 7 is connected on the outer side of the sleeve 6, the gear 5 is meshed with the toothed ring 7, a threaded rod 8 is arranged in the middle of the sleeve 6 in a penetrating manner, the sleeve 6 is in threaded fit with the threaded rod 8, the end part of the threaded rod 8 extends into the barrel 1 and is connected with a piston 3, and a breathing hole 9 is formed in one side of the top surface of the barrel 1; spacing spout has all been seted up to pressure boost cavity 101 both sides inner wall, and 3 both sides of piston are provided with the spacing slider with spacing spout sliding fit, and the cooperation through spacing spout and spacing slider makes piston 3 get the movement track fixed. Utilize motor 4 to drive gear 5 and rotate, gear 5 rotates and drives ring gear 7 and rotate, thereby it rotates to drive sleeve 6, because barrel 1 and 8 threaded connection of threaded rod, threaded rod 8 is connected with piston 3, carry on spacingly through spacing spout and spacing slider's cooperation between piston 3 and the barrel 1, so when sleeve 6 rotates, the motion of vertical lift can be done to threaded rod 8, utilize threaded rod 8 to make the vertical downstream of piston 3, carry out the pressure boost to the gas well and see gas out from conveyer pipe 2.
According to the utility model, the top surface of the barrel 1 is provided with the convex ring 102, the outer wall of the convex ring 102 is provided with the sliding rail 103, the bottom surface of the sleeve 6 is connected with the sliding ring 104 matched with the sliding rail 103, the sliding rail 103 is in sliding fit with the sliding ring 104, and the vertical position of the sleeve 6 is limited through the matching of the sliding rail 103 and the sliding ring 104, so that the sleeve 6 does circular motion along the axis of the sliding rail 103, and the sleeve 6 is convenient to rotate.
In the utility model, the meshing teeth matched with the gear 5 and the gear ring 7 are annularly and equidistantly arranged on the top surface of the gear ring 7.
The gas-liquid separator comprises a gas-liquid separator 10, liquid contained in output gas is separated out through the gas-liquid separator 10, a gas inlet of the gas-liquid separator 10 is connected with an outlet of a conveying pipe 2, a collecting box 11 is arranged on one side of the gas-liquid separator 10, the collecting box 11 is used for storing gas after the liquid is separated, a gas outlet of the gas-liquid separator 10 is connected with a gas inlet end of the collecting box 11 through a connecting pipe, and a gas outlet pipe is arranged on one side of the collecting box 11.
When the gas well pressure boosting device is used, a cylinder body 1 is placed in a gas well mouth, the cylinder body 1 is hermetically connected with the inner wall of a gas well, a motor 4 is used for driving a gear 5 to rotate, the gear 5 rotates to drive a toothed ring 7 to rotate, so that a sleeve 6 is driven to rotate, the cylinder body 1 is in threaded connection with a threaded rod 8, the threaded rod 8 is connected with a piston 3, and the piston 3 and the cylinder body 1 are limited through the matching of a limiting sliding chute and a limiting sliding block, so that when the sleeve 6 rotates, the threaded rod 8 can do vertical lifting movement, the piston 3 vertically moves downwards through the threaded rod 8, gas is pressurized in the gas well and sent out from a conveying pipe 2 and then enters a gas-liquid separator 10, liquid contained in the output gas is separated through the gas-liquid separator 10, the gas after the liquid is separated is stored through a collecting box 11, a sliding ring 104 is connected to the bottom surface of the sleeve 6, and a sliding rail 103 is matched with the sliding ring 104, the vertical position of the sleeve 6 is limited, so that the sleeve 6 does circular motion along the axis of the slide rail 103, and the sleeve 6 is convenient to rotate.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a low pressure gas well pressure boost mining devices which characterized in that: the cylinder body (1) is internally provided with a pressurization cavity (101), a conveying pipe (2) penetrates through the position, located on the outer side of the pressurization cavity (101), of the cylinder body (1), and the conveying pipe (2) is communicated with the position, close to the bottom end, of the pressurization cavity (101);
the piston-type cylinder is characterized in that a piston (3) is arranged in the pressurization cavity (101), a driving assembly is arranged on the top surface of the cylinder body (1), and the driving assembly is used for enabling the piston (3) to vertically move along the pressurization cavity (101).
2. The low-pressure gas well enhanced production apparatus of claim 1, wherein: the driving assembly comprises a motor (4), a gear (5) is connected to an output shaft of the motor (4), a sleeve (6) is rotatably connected to the top surface of the barrel (1), a toothed ring (7) is connected to the outer side of the sleeve (6), the gear (5) is meshed with the toothed ring (7), a threaded rod (8) penetrates through the middle of the sleeve (6), the sleeve (6) is in threaded fit with the threaded rod (8), the end part of the threaded rod (8) extends into the barrel (1) and is connected with the piston (3), and a breathing hole (9) is formed in one side of the top surface of the barrel (1);
the inner walls of two sides of the pressurizing cavity (101) are provided with limiting sliding grooves, and two sides of the piston (3) are provided with limiting sliding blocks in sliding fit with the limiting sliding grooves.
3. The low-pressure gas well enhanced production apparatus of claim 2, wherein: the top surface of the barrel body (1) is arranged on a convex ring (102), a sliding rail (103) is arranged on the outer wall of the convex ring (102), the bottom surface of the sleeve (6) is connected with a sliding ring (104) matched with the sliding rail (103), and the sliding rail (103) is in sliding fit with the sliding ring (104).
4. The pressurized production device for a low pressure gas well as recited in claim 2, wherein: the gear ring (7) and the meshing teeth matched with the gear (5) are arranged on the top surface of the gear ring (7) at equal intervals in an annular mode.
5. The pressurized production device for a low pressure gas well as recited in claim 1, wherein: the gas-liquid separator is characterized by further comprising a gas-liquid separator (10), wherein the gas inlet of the gas-liquid separator (10) is connected with the outlet of the conveying pipe (2), a collecting box (11) is arranged on one side of the gas-liquid separator (10), the gas outlet of the gas-liquid separator (10) is connected with the gas inlet end of the collecting box (11) through a connecting pipe, and a gas outlet pipe is arranged on one side of the collecting box (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220900328.9U CN216950331U (en) | 2022-04-18 | 2022-04-18 | Low-pressure gas well pressure boost mining device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220900328.9U CN216950331U (en) | 2022-04-18 | 2022-04-18 | Low-pressure gas well pressure boost mining device |
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| CN216950331U true CN216950331U (en) | 2022-07-12 |
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| CN202220900328.9U Active CN216950331U (en) | 2022-04-18 | 2022-04-18 | Low-pressure gas well pressure boost mining device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115355181A (en) * | 2022-10-18 | 2022-11-18 | 成都凯磁科技有限公司 | Downhole gas compression system for underground resource type gas exploitation |
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2022
- 2022-04-18 CN CN202220900328.9U patent/CN216950331U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115355181A (en) * | 2022-10-18 | 2022-11-18 | 成都凯磁科技有限公司 | Downhole gas compression system for underground resource type gas exploitation |
| CN115355181B (en) * | 2022-10-18 | 2023-01-13 | 成都凯磁科技有限公司 | Downhole gas compression system for underground resource type gas exploitation |
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