CN213654803U - Sand-proof device of oil production well head - Google Patents
Sand-proof device of oil production well head Download PDFInfo
- Publication number
- CN213654803U CN213654803U CN202022389519.7U CN202022389519U CN213654803U CN 213654803 U CN213654803 U CN 213654803U CN 202022389519 U CN202022389519 U CN 202022389519U CN 213654803 U CN213654803 U CN 213654803U
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- CN
- China
- Prior art keywords
- wall
- oil recovery
- well head
- sealing
- fixedly connected
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000004519 manufacturing process Methods 0.000 title claims description 13
- 238000011084 recovery Methods 0.000 claims abstract description 43
- 239000004576 sand Substances 0.000 claims abstract description 20
- 230000000694 effects Effects 0.000 claims abstract description 19
- 238000007789 sealing Methods 0.000 claims description 61
- 230000002265 prevention Effects 0.000 claims description 15
- 238000004891 communication Methods 0.000 claims description 13
- 238000009423 ventilation Methods 0.000 claims description 5
- 239000013585 weight reducing agent Substances 0.000 claims description 3
- 239000003129 oil well Substances 0.000 description 6
- 238000000605 extraction Methods 0.000 description 5
- 230000001788 irregular Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of the oil recovery, especially, sand device is prevent wind of oil recovery well head, including the oil recovery well head body, the upper surface of oil recovery well head body has been seted up first and has been placed the mouth, the inner wall of oil recovery well head body is provided with prevents wind sand device, prevent wind sand device includes first sealed post, the first connecting ring of surface difference fixedly connected with and the second go-between of first sealed post, the surface of first connecting ring and second go-between all pegs graft with the first inner wall activity of placing the mouth, the second has been seted up to the upper surface of oil recovery well head body and has been placed the mouth, the sealed lid has been cup jointed in the inner wall activity that the mouth was placed to the second. This oil recovery well head prevent wind husky device has reached and has made oil recovery well head and external intercommunication through the vent when, prevent wind husky and waterproof effect through filter screen and waterproof ventilative film to solved current prevent wind husky device when using, prevent wind husky general problem of effect.
Description
Technical Field
The utility model relates to an oil recovery technical field especially relates to a sand device is prevent wind of oil recovery well head.
Background
The oil well is a channel for exploiting oil, wherein the oil rises from the bottom of the well to the top of the well according to a hole drilled by a well arrangement system planned by oil field development. An oil well is a borehole drilled by a drilling method. After an oil layer is drilled in a general oil well, an oil layer casing pipe is put into the oil layer casing pipe, oil well cement is injected into an annular space between the casing pipe and a well wall to maintain the well wall and seal an oil layer, then the oil layer is jetted by a perforating gun according to the requirements of oil field development to form a channel, an oil pipe is put into the channel, and the oil is lifted to a well head from the bottom of the oil well by using a proper induced flow method;
the oil well need prevent wind husky device in the position setting of oil recovery well head inner wall in the cycle of not exploiting, seals the inner wall of oil recovery well head, prevents that wind husky from getting into in the oil recovery well head, and the current prevent wind husky device is when using, can't guarantee the inner wall sealing connection of device and oil recovery well head, and prevent wind husky effect general.
SUMMERY OF THE UTILITY MODEL
Prevent wind husky device when using based on current, the inner wall sealing connection of unable assurance device and oil recovery well head, and prevent wind husky general technical problem of effect, the utility model provides an oil recovery well head prevent wind husky device.
The utility model provides a prevent wind husky device of oil recovery well head, including the oil recovery well head body, the upper surface of oil recovery well head body is seted up first and is placed the mouth, the inner wall of oil recovery well head body is provided with prevents wind husky device, prevent wind husky device and include first sealing post, the surface of first sealing post is fixedly connected with first connecting ring and second connecting ring respectively, the surface of first connecting ring and second connecting ring all pegs graft with the inner wall activity of first placing the mouth;
the oil recovery well head body's upper surface has been seted up the second and has been placed the mouth, the sealed lid has been cup jointed in the inner wall activity that the mouth was placed to the second, the fastening mouth has been seted up to the surface of sealed lid.
Preferably, the inner wall of the first sealing column is provided with a weight reduction cavity, the lower surface of the first sealing column is provided with a plurality of ventilation ports, one ends of the ventilation ports penetrate through and extend to the upper surface of the first sealing column, the upper surface of the first sealing column is provided with first communication ports, one ends of the two first communication ports penetrate through and extend to the side surface of the first sealing column, and the inner walls of the two first communication ports are provided with telescopic ports;
through above-mentioned technical scheme, reached and alleviateed the weight of first sealed post through subtracting the heavy chamber to and make the inside of oil recovery well head body and the effect of external intercommunication through ventilative mouthful.
Preferably, the inner wall of the first communication port is movably sleeved with a first connecting rod, the upper surfaces of the two first connecting rods are fixedly connected with an operating panel, the lower surfaces of the two first connecting rods are fixedly connected with pistons, and the outer surfaces of the two pistons are movably sleeved with the inner wall of the telescopic port;
through above-mentioned technical scheme, reached through the effect that the inflation degree of piston to sealing rubber sleeve controls.
Preferably, a sealing rubber sleeve is fixedly connected to the side surface of the first sealing column between the first connecting ring and the second connecting ring, and one end of each of the two first communication ports penetrates through and extends to the inner wall of the sealing rubber sleeve.
Preferably, a plurality of threaded holes are formed in the inner wall of the fastening port, one end of each threaded hole penetrates through the inner wall of the sealing cover and extends to the inner wall of the oil production wellhead body, a bolt is connected to the inner wall of each threaded hole in a threaded mode, and the outer surface of each bolt and each nut is movably sleeved with the inner wall of the fastening port.
Preferably, an operation opening is formed in the surface of one side of the bolt and the nut, the inner wall of the operation opening is in an irregular shape, and an operation rod is movably sleeved on the inner wall of the operation opening;
through above-mentioned technical scheme, reached and operated the bolt through the action bars for sealed effect of being connected between lid and the oil recovery well head body.
Preferably, the vent has been seted up to the surface of sealed lid, and is a plurality of the equal fixedly connected with installing frame of inner wall of vent, the inner wall fixedly connected with filter screen of installing frame, two fixedly connected with waterproof ventilative film between the filter screen.
The utility model provides a beneficial effect does:
1. through setting up the side surface fixedly connected with sealing rubber sleeve that first sealed post is located between first go-between and the second go-between, the one end of two first go-between mouths runs through and extends to sealing rubber sleeve's inner wall, reached and pushed down two operation panels, make flexible intraoral air admission sealing rubber sleeve in, make sealing rubber sleeve inflation, with the inner wall in close contact with of oil recovery well head, and then accomplish sealed effect, thereby solved current prevent wind husky device when using, the inner wall sealing connection's of unable assurance device and oil recovery well head problem.
2. The vent has been seted up through the surface that sets up sealed lid, the equal fixedly connected with installing frame of inner wall of a plurality of vents, the inner wall fixedly connected with filter screen of installing frame, the waterproof ventilative film of fixedly connected with between two filter screens, when having reached through the vent and having made oil recovery well head and external intercommunication, prevent wind husky and waterproof effect through filter screen and waterproof ventilative film to solved current prevent wind husky device when using, prevent wind the general problem of husky effect.
Drawings
Fig. 1 is a schematic view of a sand wind prevention device of an oil production wellhead according to the present invention;
fig. 2 is a perspective view of a first sealing column structure of a sand wind prevention device of an oil production wellhead according to the present invention;
fig. 3 is a sectional view of the structure of the oil recovery wellhead body of the sand wind prevention device of the oil recovery wellhead provided by the utility model;
fig. 4 is a structural cross-sectional view of a sealing cover of a sand-proof device of an oil production wellhead, which is provided by the utility model;
fig. 5 is a perspective view of an operating rod structure of a sand-wind-prevention device of an oil production wellhead according to the present invention;
fig. 6 is the utility model provides a prevent wind husky device of oil recovery well head's A department's structure enlargements in fig. 3.
In the figure: 1. an oil recovery wellhead body; 2. a first placing port; 3. a first seal post; 4. a first connecting ring; 5. a second connection ring; 6. a second placing port; 7. a sealing cover; 8. a fastening opening; 9. a weight-reducing cavity; 10. a ventilation opening; 11. a first communication port; 12. a flexible opening; 13. a first connecting rod; 14. an operation panel; 15. a piston; 16. sealing the rubber sleeve; 17. a bolt; 18. an operation port; 19. an operating lever; 20. a vent; 21. installing a frame; 22. a filter screen; 23. a waterproof breathable film.
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. 1-6, a sand wind prevention device for a wellhead comprises a wellhead body 1, a first placing port 2 is formed in the upper surface of the wellhead body 1, the sand wind prevention device is arranged on the inner wall of the wellhead body 1, the sand wind prevention device comprises a first sealing column 3, a first connecting ring 4 and a second connecting ring 5 are fixedly connected to the outer surface of the first sealing column 3 respectively, the outer surfaces of the first connecting ring 4 and the second connecting ring 5 are movably inserted into the inner wall of the first placing port 2, a weight reduction cavity 9 is formed in the inner wall of the first sealing column 3, a plurality of vent ports 10 are formed in the lower surface of the first sealing column 3, one ends of the plurality of vent ports 10 penetrate through and extend to the upper surface of the first sealing column 3, a first communicating port 11 is formed in the upper surface of the first sealing column 3, one ends of the two first communicating ports 11 penetrate through and extend to the side surface of the first sealing column 3, the inner walls of the two first communication ports 11 are provided with expansion ports 12;
the inner wall of the first communication port 11 is movably sleeved with a first connecting rod 13, the upper surfaces of the two first connecting rods 13 are fixedly connected with operating panels 14, the lower surfaces of the two first connecting rods 13 are fixedly connected with pistons 15, the outer surfaces of the two pistons 15 are movably sleeved with the inner wall of the telescopic port 12, the side surface of the first sealing column 3 between the first connecting ring 4 and the second connecting ring 5 is fixedly connected with a sealing rubber sleeve 16, one end of each of the two first communication ports 11 penetrates through and extends to the inner wall of the sealing rubber sleeve 16, so that the two operating panels 14 are pressed downwards, so that the air in the expansion port 12 enters the sealing rubber sleeve 16, the sealing rubber sleeve 16 expands to be tightly contacted with the inner wall of the oil extraction wellhead, the sealing effect is further completed, so that the problem that the sealing connection between the device and the inner wall of the oil extraction wellhead cannot be ensured when the existing wind and sand prevention device is used is solved;
the upper surface of the oil extraction well head body 1 is provided with a second placing port 6, the inner wall of the second placing port 6 is movably sleeved with a sealing cover 7, the outer surface of the sealing cover 7 is provided with a fastening port 8, the inner walls of a plurality of fastening ports 8 are provided with threaded holes, one end of each threaded hole penetrates through the inner wall of the sealing cover 7 and extends to the inner wall of the oil extraction well head body 1, the inner wall of each threaded hole is in threaded connection with a bolt 17, the outer surface of a nut of the bolt 17 is movably sleeved with the inner wall of the fastening port 8, one side surface of the nut of the bolt 17 is provided with an operation port 18, the inner wall of the operation port 18 is in an irregular shape, the inner wall of the operation port 18 is movably sleeved with an operation rod 19, the outer surface of the sealing cover 7 is provided with a vent 20, the inner walls of the vent 20 are fixedly, when having reached through vent 20 and having made oil recovery well head and external intercommunication, prevent wind husky and waterproof effect through filter screen 22 and waterproof ventilative film 23 to solved current prevent wind husky device when using, prevent wind the general problem of husky effect.
The working principle is as follows: when in use, an operator pulls up the operating disks 14, so that partial air in the sealing rubber sleeve 16 is pumped into the telescopic port 12, the operator places the first sealing column 3 on the inner wall of the oil production wellhead body 1, the first connecting ring 4 and the second connecting ring 5 are matched with the first placing port 2 to control the placing depth of the first sealing column 3, the operator presses down the two operating disks 14, so that the air in the expansion port 12 enters the sealing rubber sleeve 16, the sealing rubber sleeve 16 expands to be tightly contacted with the inner wall of the oil extraction wellhead, and sealing is further completed, the operator places the sealing cover 7 in the second placing port 6, and then operates the bolt 17 through the operation lever 19, make to be connected between sealed lid 7 and the oil recovery well head body 1, vent 20 makes when oil recovery well head and external intercommunication, prevent wind sand and waterproof through filter screen 22 and waterproof ventilative film 23.
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 (7)
1. The utility model provides a prevent wind husky device of oil recovery well head, includes oil recovery well head body (1), its characterized in that: the oil production wellhead comprises an oil production wellhead body (1), and is characterized in that a first placing opening (2) is formed in the upper surface of the oil production wellhead body (1), a wind and sand prevention device is arranged on the inner wall of the oil production wellhead body (1), the wind and sand prevention device comprises a first sealing column (3), the outer surface of the first sealing column (3) is fixedly connected with a first connecting ring (4) and a second connecting ring (5) respectively, and the outer surfaces of the first connecting ring (4) and the second connecting ring (5) are movably inserted with the inner wall of the first placing opening (2);
the oil recovery well head is characterized in that a second placing port (6) is formed in the upper surface of the oil recovery well head body (1), a sealing cover (7) is movably sleeved on the inner wall of the second placing port (6), and a fastening port (8) is formed in the outer surface of the sealing cover (7).
2. The sand storm prevention apparatus of an oil recovery wellhead as claimed in claim 1 wherein: the inner wall of the first sealing column (3) is provided with a weight reduction cavity (9), the lower surface of the first sealing column (3) is provided with a ventilation opening (10), one end of the ventilation opening (10) is penetrated and extended to the upper surface of the first sealing column (3), the upper surface of the first sealing column (3) is provided with a first communication opening (11), two ends of the first communication opening (11) are penetrated and extended to the side surface of the first sealing column (3), and the inner wall of the first communication opening (11) is provided with a telescopic opening (12).
3. The sand storm prevention apparatus of an oil recovery wellhead as claimed in claim 2 wherein: the inner wall activity of first opening (11) has cup jointed head rod (13), two the equal fixedly connected with operation panel (14) of upper surface of head rod (13), two the equal fixedly connected with piston (15) of lower surface of head rod (13), two the surface of piston (15) all cup joints with the inner wall activity of flexible mouthful (12).
4. The sand storm prevention apparatus of an oil recovery wellhead as claimed in claim 2 wherein: the side surface of the first sealing column (3) between the first connecting ring (4) and the second connecting ring (5) is fixedly connected with a sealing rubber sleeve (16), and one end of each of the two first communication ports (11) penetrates through and extends to the inner wall of the sealing rubber sleeve (16).
5. The sand storm prevention apparatus of an oil recovery wellhead as claimed in claim 1 wherein: a plurality of threaded holes are formed in the inner wall of the fastening port (8), one end of each threaded hole penetrates through the inner wall of the sealing cover (7) and extends to the inner wall of the oil production wellhead body (1), the inner wall of each threaded hole is in threaded connection with a bolt (17), and the outer surface of a nut of each bolt (17) is movably sleeved with the inner wall of the fastening port (8).
6. The sand storm prevention apparatus of an oil recovery wellhead as claimed in claim 5 wherein: an operation opening (18) is formed in the surface of one side of the nut of the bolt (17), and an operation rod (19) is movably sleeved on the inner wall of the operation opening (18).
7. The sand storm prevention apparatus of an oil recovery wellhead as claimed in claim 1 wherein: vent (20), a plurality of have been seted up to the surface of sealed lid (7) the equal fixedly connected with installing frame (21) of inner wall of vent (20), the inner wall fixedly connected with filter screen (22) of installing frame (21), two fixedly connected with waterproof ventilative film (23) between filter screen (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022389519.7U CN213654803U (en) | 2020-10-25 | 2020-10-25 | Sand-proof device of oil production well head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022389519.7U CN213654803U (en) | 2020-10-25 | 2020-10-25 | Sand-proof device of oil production well head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213654803U true CN213654803U (en) | 2021-07-09 |
Family
ID=76703129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022389519.7U Expired - Fee Related CN213654803U (en) | 2020-10-25 | 2020-10-25 | Sand-proof device of oil production well head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213654803U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114592818A (en) * | 2022-02-23 | 2022-06-07 | 江苏腾龙石化机械有限公司 | Oil well head suitable for desert environment |
-
2020
- 2020-10-25 CN CN202022389519.7U patent/CN213654803U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114592818A (en) * | 2022-02-23 | 2022-06-07 | 江苏腾龙石化机械有限公司 | Oil well head suitable for desert environment |
| CN114592818B (en) * | 2022-02-23 | 2022-12-02 | 江苏腾龙石化机械有限公司 | Oil well head suitable for desert environment |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210709 |