CN215388101U - Sand control device for oil extraction - Google Patents
Sand control device for oil extraction Download PDFInfo
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- CN215388101U CN215388101U CN202121368494.0U CN202121368494U CN215388101U CN 215388101 U CN215388101 U CN 215388101U CN 202121368494 U CN202121368494 U CN 202121368494U CN 215388101 U CN215388101 U CN 215388101U
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- pipe body
- oil
- filter screen
- disc
- pipe
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- 239000004576 sand Substances 0.000 title claims abstract description 44
- 238000000605 extraction Methods 0.000 title claims abstract description 17
- 230000002265 prevention Effects 0.000 claims abstract description 10
- 230000005540 biological transmission Effects 0.000 claims description 25
- 239000010985 leather Substances 0.000 claims description 8
- 238000011084 recovery Methods 0.000 claims description 5
- 238000001914 filtration Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 6
- 239000011148 porous material Substances 0.000 abstract description 6
- 239000012530 fluid Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000002349 favourable effect Effects 0.000 description 3
- 238000005086 pumping Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
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Abstract
The utility model provides an oil extraction sand prevention device which comprises a first pipe body, a second pipe body and a third pipe body, wherein a first filter screen is uniformly embedded in the outer surface of the first pipe body, the second pipe body is positioned on the top side of the first pipe body, a fixing assembly is arranged on the outer surface of the second pipe body, a conical filter screen cover is in threaded connection with the inner side wall of the second pipe body, and the bottom side of the conical filter screen cover extends to the inner side of the first pipe body. According to the utility model, the driving motor drives the driving disc to rotate, and the driving disc drives the disc filter screen to move back and forth at the oil outlet of the limiting disc by pushing and pulling the driving rod while rotating, so that the driving rod drives the disc filter screen to move back and forth, and the disc filter screen is shaken in the oil filtering process, so that sand grains can be prevented from abutting against the surface of a pore of the disc filter screen, and the pore of the disc filter screen can be prevented from being blocked by the sand grains, and further, the flow velocity of oil passing through the oil outlet can be favorably maintained, so that the oil can smoothly flow to one side of an oil outlet of the third pipe body.
Description
Technical Field
The utility model relates to the technical field of oil extraction, in particular to an oil extraction sand prevention device.
Background
Oil recovery engineering is a general term for various engineering technical measures taken on an oil reservoir through a production well and an injection well according to development targets in the oil field exploitation process. However, in the later stage of oil field development, the sand production of oil layers is more and more serious, and the difficulty is brought to the system of production management and measures.
At present, the many problems that exist of current oil recovery sand control structure are difficult to dismantle, consequently current oil recovery sand control structure is in the inboard nearly equal to after being stopped up and is scrapped, consequently greatly increased use cost, in addition, the inboard filter screen of current oil recovery sand control structure is because being fixed, consequently sand grain can block up the hole department at the filter screen very easily when filtering to obstruct the flow of fluid very easily, lead to oil outlet end flow little.
Therefore, it is necessary to provide an oil production sand control device to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides an oil extraction sand prevention device.
In order to solve the technical problems, the oil extraction sand prevention device provided by the utility model comprises a first pipe body, a second pipe body and a third pipe body, wherein a first filter screen is uniformly embedded in the outer surface of the first pipe body, the second pipe body is positioned on the top side of the first pipe body, a fixing assembly is arranged on the outer surface of the second pipe body, a conical filter screen cover is in threaded connection with the inner side wall of the second pipe body, the bottom side of the conical filter screen cover extends to the inner side of the first pipe body, the third pipe body is positioned on the top side of the second pipe body, an oil through assembly is arranged on one side, close to the second pipe body, of the third pipe body, an oil outlet is formed in the top end of the third pipe body, and anti-seepage rubber rings are embedded in the edges of the two ends of the first pipe body, the second pipe body and the third pipe body.
Preferably, the fixed subassembly includes the inner gear lantern ring, the inner gear lantern ring embedding is rotated and is connected in the surface medial side of second body, the inboard even meshing of inner gear lantern ring is connected with a plurality of drive gear, and is a plurality of equal fixedly connected with positioning screw in drive gear's both ends center department, and each positioning screw all with rotate between the second body be connected and extend to the upper and lower both sides of second body respectively, it is a plurality of positioning screw respectively with threaded connection between first body, the third body.
Preferably, the oil passing assembly comprises a limiting disc, a motor cover and a driving motor, the limiting disc is fixedly connected to one side, close to the second pipe, of the inner side wall of the third pipe, an oil outlet is formed in the center of the limiting disc, the motor cover is fixedly connected to one side, close to the second pipe, of the outer side wall of the third pipe, the motor cover is communicated with the inner side wall of the third pipe, the driving motor is fixedly connected to the top end of the motor cover, an output shaft of the driving motor extends to the inner side of the motor cover and is fixedly connected with a transmission disc, one side edge of the transmission disc is rotatably connected with a transmission rod, one end, far away from the transmission disc, of the transmission rod extends to the bottom side of the limiting disc and is rotatably connected with a disc filter screen, and the top end of the disc filter screen is mutually attached to the bottom end of the limiting disc.
Preferably, the position of the transmission rod, which is close to the port of the motor cover, is sleeved with a telescopic leather sheath, and the telescopic leather sheath is fixedly connected with the motor cover.
Preferably, the bottom side of the first tube body is arranged in a conical shape.
Preferably, the inner side wall of the third pipe body is in threaded connection with an oil guide top seat, a first guide pipe is embedded in the position, close to the bottom side of the oil guide top seat, of the outer side wall of the third pipe body, a second guide pipe is embedded in the position, close to the top side of the oil guide top seat, of the outer side wall of the third pipe body, the second guide pipe and the first guide pipe are in threaded connection together, a sand storage box is connected with the inner side of the sand storage box through threads, and a second filter screen is installed on the inner side of the sand storage box.
Compared with the prior art, the oil extraction sand prevention device provided by the utility model has the following beneficial effects:
(1) the utility model provides an oil extraction sand prevention device, wherein a driving motor drives a driving disc to rotate, and the driving disc drives a driving rod to push and pull while rotating, so that the driving rod drives a disc filter screen to move back and forth at an oil discharge port of a limiting disc, and the disc filter screen is shaken in the oil filtering process, so that sand grains can be prevented from abutting against the surface of a pore of the disc filter screen, the pore of the disc filter screen can be prevented from being blocked by the sand grains, the oil flow rate passing through the oil discharge port can be favorably kept, and the oil can smoothly flow to one side of an oil outlet of a third pipe body.
(2) The utility model provides an oil extraction sand prevention device, which is characterized in that when the device is mounted or dismounted, an inner gear lantern ring is rotated to drive each transmission gear to rotate, so that simultaneous rotation of a plurality of positioning screws is facilitated, and further, rapid mounting or dismounting of a first pipe body and a third pipe body on a second pipe body is facilitated through the rotated positioning screws, the mounting and dismounting efficiency is facilitated to be improved, meanwhile, the dismounting difficulty of the device is greatly reduced, and the inside of the device is convenient to clean.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic front view of the present invention;
fig. 3 is a schematic structural view of a limiting disc, a transmission disc and a transmission rod of the utility model.
Reference numbers in the figures: 1. a first pipe body; 2. a first filter screen; 3. a second tube body; 4. a conical strainer cover; 5. an inner gear collar; 6. a transmission gear; 7. positioning a screw rod; 8. a third tube; 9. a limiting disc; 10. a motor cover; 11. a drive motor; 12. a drive plate; 13. a transmission rod; 14. a telescopic leather sheath; 15. an oil discharge port; 16. an oil guide top seat; 17. an oil outlet; 18. a first conduit; 19. a second conduit; 20. a sand storage box; 21. a second filter screen; 22. an anti-seepage rubber ring; 23. a disc filter screen.
Detailed Description
The utility model is further described with reference to the following figures and embodiments.
Example 1:
referring to the attached drawings, the sand control device for oil extraction comprises a first pipe body 1, a second pipe body 3 and a third pipe body 8, wherein a first filter screen 2 is uniformly embedded in the outer surface of the first pipe body 1, the second pipe body 3 is positioned on the top side of the first pipe body 1, a fixing assembly is arranged on the outer surface of the second pipe body 3, a conical filter screen cover 4 is in threaded connection with the inner side wall of the second pipe body 3, the bottom side of the conical filter screen cover 4 extends to the inner side of the first pipe body 1, the third pipe body 8 is positioned on the top side of the second pipe body 3, an oil through assembly is arranged on one side, close to the second pipe body 3, of the third pipe body 8, an oil outlet 17 is formed in the top end of the third pipe body 8, and anti-seepage rubber rings 22 are embedded in the edges of two ends of the first pipe body 1, the second pipe body 3 and the third pipe body 8.
In a further scheme, the fixing component comprises an inner gear lantern ring 5, the inner gear lantern ring 5 is embedded and rotationally connected to the middle side of the outer surface of the second pipe body 3, the inner side of the inner gear lantern ring 5 is evenly meshed and connected with a plurality of transmission gears 6, the centers of the two ends of the plurality of transmission gears 6 are fixedly connected with positioning screws 7, each positioning screw 7 is rotationally connected with the second pipe body 3 and respectively extends to the upper side and the lower side of the second pipe body 3, the plurality of positioning screws 7 are respectively in threaded connection with the first pipe body 1 and the third pipe body 8, the inner gear lantern ring 5 is rotated to drive each transmission gear 6 to rotate, so that the plurality of positioning screws 7 can be simultaneously rotated, the first pipe body 1 and the third pipe body 8 can be rapidly installed or disassembled on or disassembled from the second pipe body 3 through the rotating positioning screws 7, and the assembling and disassembling efficiency can be improved, meanwhile, the disassembly difficulty of the device is greatly reduced, and the inside of the device is convenient to clean.
In a further scheme, the oil passing assembly comprises a limiting disc 9, a motor cover 10 and a driving motor 11, the limiting disc 9 is fixedly connected to one side, close to the second pipe body 3, of the inner side wall of the third pipe body 8, an oil outlet 15 is formed in the center of the limiting disc 9, the motor cover 10 is fixedly connected to one side, close to the second pipe body 3, of the outer side wall of the third pipe body 8, the motor cover 10 is communicated with the inner side wall of the third pipe body 8, the driving motor 11 is fixedly connected to the top end of the motor cover 10, an output shaft of the driving motor 11 extends to the inner side of the motor cover 10 and is fixedly connected with a driving disc 12, one side edge of the driving disc 12 is rotatably connected with a driving rod 13, one end, far away from the driving disc 12, of the bottom side extends to the bottom side of the limiting disc 9 and is rotatably connected with a disc filter screen 23, the top end of the disc filter screen 23 is mutually attached to the bottom end of the limiting disc 9, the driving disc 12 is driven to rotate by the driving motor 11 on the motor cover 10, the transmission disc 12 rotates and simultaneously pushes and pulls the transmission rod 13, so that the transmission rod 13 drives the disc filter screen 23 to move back and forth at the oil outlet 15 of the limiting disc 9, the disc filter screen 23 is shaken in the oil filtering process, sand can be prevented from being supported on the surface of the hole of the disc filter screen 23, and therefore the sand can be prevented from blocking the hole of the disc filter screen 23, and the oil flow rate through the oil outlet 15 can be kept.
In a further scheme, a telescopic leather sheath 14 is sleeved at a position, close to a port of the motor cover 10, of the transmission rod 13, the telescopic leather sheath 14 is fixedly connected with the motor cover 10, and oil can be prevented from directly permeating into the inner side of the motor cover 10 by arranging the telescopic leather sheath 14.
In the further scheme, the bottom side of first body 1 is coniform setting, is convenient for reduce the resistance of 1 bottom of first body to in the fluid, is favorable to making fluid remove more smoothly in fluid.
The working principle of the oil extraction sand prevention device provided by the utility model is as follows: when the oil pumping device is used, after the first pipe body 1 is infiltrated into an oil well, oil continuously enters each pipe body through the oil pumping device, the oil enters the second pipe body 3 after passing through the first filter screen 2 and the coarse filter screen of the conical filter screen cover 4, then the driving motor 11 on the motor cover 10 drives the transmission disc 12 to rotate, and the transmission disc 12 rotates and simultaneously pushes and pulls the transmission rod 13, so that the transmission rod 13 drives the disc filter screen 23 to move back and forth at the oil discharge port 15 of the limiting disc 9, and the disc filter screen 23 is shaken in the oil filtering process, so that sand grains can be prevented from abutting against the pore surface of the disc filter screen 23, and the pore of the disc filter screen 23 can be prevented from being blocked by the sand grains, and further the oil flow rate passing through the oil discharge port 15 can be favorably maintained, so that the oil smoothly flows to one side of the oil outlet 17 of the third pipe body 8;
when installation or dismantlement, make it drive each drive gear 6 and rotate through rotating the inner gear lantern ring 5 to be convenient for realize rotating when a plurality of positioning screw 7, and then be convenient for realize through pivoted positioning screw 7 that first body 1 and third body 8 install or dismantle on second body 3 fast, be favorable to promoting the efficiency of loading and unloading, the dismantlement degree of difficulty of while also greatly reduced the device is convenient for clear up the device is inside.
Example 2:
the structure of the present embodiment is substantially the same as that of the first embodiment, except that:
the inside wall threaded connection of third body 8 has leads oil footstock 16, the position that the outside wall of third body 8 is close to leading oil footstock 16 bottom side inlays and is equipped with first pipe 18, the position that the outside wall of third body 8 is close to leading oil footstock 16 top side inlays and is equipped with second pipe 19, second pipe 19 and the common threaded connection of first pipe 18 have a sand storage box 20, second filter screen 21 has been installed to the inboard of sand storage box 20, be convenient for make the fluid that flows into in the third body 8 flow into in the sand storage box 20 through first pipe 18, fluid makes wherein remaining sand grain remain in the sand storage box 20 after the fine filtration of second filter screen 21, consequently can strengthen the filtration to fluid, and because sand storage box 20 sets up in the outside of third body 8, thereby easy dismantlement, be favorable to clearing up, and then avoid more fine and finer sand grain to remain at oil-out 17.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (6)
1. An oil extraction sand prevention device is characterized by comprising a first pipe body (1), a second pipe body (3) and a third pipe body (8), the outer surface of the first pipe body (1) is evenly embedded with a first filter screen (2), the second pipe body (3) is positioned at the top side of the first pipe body (1), the outer surface of the second pipe body (3) is provided with a fixing component, the inner side wall of the second pipe body (3) is in threaded connection with a conical filter screen cover (4), the bottom side of the conical filter screen cover (4) extends to the inner side of the first pipe body (1), the third pipe body (8) is positioned at the top side of the second pipe body (3), one side of the third pipe body (8) close to the second pipe body (3) is provided with an oil passing assembly, an oil outlet (17) is arranged at the top end of the third pipe body (8), and anti-seepage rubber rings (22) are embedded at the edges of the two ends of the first pipe body (1), the second pipe body (3) and the third pipe body (8).
2. The oil recovery sand control device of claim 1, characterized in that, fixed subassembly includes the internal gear lantern ring (5), the embedding of internal gear lantern ring (5) is rotated and is connected in the surface medial side of second body (3), the inboard even meshing of internal gear lantern ring (5) is connected with a plurality of drive gear (6), and is a plurality of equal fixedly connected with positioning screw (7) of both ends center department of drive gear (6), and rotate between each positioning screw (7) and second body (3) and be connected and extend to the upper and lower both sides of second body (3) respectively, and is a plurality of threaded connection between positioning screw (7) respectively and first body (1), third body (8).
3. The oil extraction sand prevention device according to claim 1, wherein the oil passing assembly comprises a limiting disc (9), a motor cover (10) and a driving motor (11), the limiting disc (9) is fixedly connected to one side of the inner side wall of the third pipe body (8) close to the second pipe body (3), an oil discharge port (15) is formed in the center of the limiting disc (9), the motor cover (10) is fixedly connected to one side of the outer side wall of the third pipe body (8) close to the second pipe body (3), the motor cover (10) is communicated with the inner side wall of the third pipe body (8), the driving motor (11) is fixedly connected to the top end of the motor cover (10), the output shaft of the driving motor (11) extends to the inner side of the motor cover (10) and is fixedly connected with a driving disc (12), and a driving rod (13) is rotatably connected to one side edge of the driving disc (12), the bottom side of one end, far away from the transmission disc (12), of the transmission rod (13) extends to the bottom side of the limiting disc (9) and is rotatably connected with a disc filter screen (23), and the top end of the disc filter screen (23) is attached to the bottom end of the limiting disc (9) mutually.
4. The oil extraction sand control device according to claim 3, characterized in that the position of the transmission rod (13) close to the port of the motor cover (10) is sleeved with a telescopic leather sheath (14), and the telescopic leather sheath (14) is fixedly connected with the motor cover (10).
5. An oil extraction sand control device according to claim 1, characterized in that the bottom side of the first pipe body (1) is conically arranged.
6. The oil extraction sand control device according to claim 1, wherein the inner side wall of the third pipe body (8) is in threaded connection with an oil guide top seat (16), a first guide pipe (18) is embedded in the position, close to the bottom side of the oil guide top seat (16), of the outer side wall of the third pipe body (8), a second guide pipe (19) is embedded in the position, close to the top side of the oil guide top seat (16), of the outer side wall of the third pipe body (8), the second guide pipe (19) and the first guide pipe (18) are in common threaded connection with a sand storage box (20), and a second filter screen (21) is installed on the inner side of the sand storage box (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121368494.0U CN215388101U (en) | 2021-06-21 | 2021-06-21 | Sand control device for oil extraction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121368494.0U CN215388101U (en) | 2021-06-21 | 2021-06-21 | Sand control device for oil extraction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215388101U true CN215388101U (en) | 2022-01-04 |
Family
ID=79640268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121368494.0U Expired - Fee Related CN215388101U (en) | 2021-06-21 | 2021-06-21 | Sand control device for oil extraction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215388101U (en) |
-
2021
- 2021-06-21 CN CN202121368494.0U patent/CN215388101U/en not_active Expired - Fee Related
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| 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: 20220104 |