CN210685913U - Oil recovery oil well wellhead sealing device - Google Patents
Oil recovery oil well wellhead sealing device Download PDFInfo
- Publication number
- CN210685913U CN210685913U CN201921618089.2U CN201921618089U CN210685913U CN 210685913 U CN210685913 U CN 210685913U CN 201921618089 U CN201921618089 U CN 201921618089U CN 210685913 U CN210685913 U CN 210685913U
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- CN
- China
- Prior art keywords
- oil
- pipe
- plate
- oil well
- cavity
- Prior art date
- 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
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 44
- 239000003129 oil well Substances 0.000 title claims abstract description 27
- 238000011084 recovery Methods 0.000 title claims abstract description 9
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 239000010936 titanium Substances 0.000 claims description 8
- 229910052719 titanium Inorganic materials 0.000 claims description 8
- 238000001125 extrusion Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 230000001737 promoting effect Effects 0.000 abstract 1
- 238000003466 welding Methods 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 description 7
- 238000000576 coating method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000003518 caustics Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The utility model relates to an oil recovery oil well head sealing device, including oil well head and sealed apron, oil well head upper end push rod fixed plate is provided with sealed apron, sealed apron upper end is provided with the mounting panel, the mounting panel upper end is provided with adjusting nut, adjusting nut bottom welding is provided with the screwed pipe, screwed pipe one side upper end is provided with out oil pipe, it is provided with the flow valve through the screw on the oil pipe to go out, sealed apron one end is provided with twist grip, the inside second cavity that is provided with of sealed apron, be provided with the push pedal in the second cavity, push pedal one side is provided with the threaded connection pole through the screw, the inside oil outlet channel that is provided with of oil well head, the sealed apron outside is provided with fixed fixture block, push pedal. The utility model discloses the effect is showing, easy operation, and durable can satisfy the work demand, is fit for generally promoting.
Description
Technical Field
The utility model relates to an oil recovery sealing device technical field, concretely relates to oil recovery oil well head sealing device.
Background
In the process of oil exploitation, an oil well mouth needs to be tightly sealed in the non-exploitation time, the mouth diameter of the oil well mouth is large or the air pressure change in the oil well is large, so that the mouth sealing device expands or contracts, after repeated times, the fatigue resistance of a sealing element of the sealing device is reduced, the sealing element cannot be completely extended after being contracted, and further the gas leakage phenomenon of the mouth from the sealing device can be caused.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at overcomes at least a defect among the prior art, provides an oil recovery oil well head sealing device.
In order to realize the technical scheme, the utility model discloses a following technical scheme:
a wellhead sealing device of an oil extraction well comprises an oil well wellhead and a sealing cover plate, wherein the sealing cover plate is arranged on a push rod fixing plate at the upper end of the oil well wellhead, the upper end of the sealing cover plate is provided with a mounting plate, the upper end of the mounting plate is provided with an adjusting nut, the bottom of the adjusting nut is welded with a screwed pipe, an oil outlet pipe is arranged at the upper end of one side of the threaded pipe, a flow valve is arranged on the oil outlet pipe through a screw, one end of the sealing cover plate is provided with a rotating handle, a second cavity is arranged in the sealing cover plate, a push plate is arranged in the second cavity, one side of the push plate is provided with a threaded connecting rod through a screw, an oil outlet channel is arranged in the wellhead of the oil well, a fixed clamping block is arranged on the outer side of the sealing cover plate, the utility model discloses a titanium metal anticorrosive coating, including push pedal, screwed pipe, oil inlet pipe and oil outlet pipe, push pedal one end is provided with the closing plate, be provided with first cavity between the push pedal, screwed pipe, oil inlet pipe and oil outlet pipe inner wall all are provided with the titanium metal anticorrosive coating.
Furthermore, both ends of the bottom of the mounting plate are provided with extrusion springs through screws, and the bottoms of the extrusion springs are connected with the tops of the sealing cover plates through bolts.
Further, be provided with the preformed hole in the mounting panel, the preformed hole is run through to the screwed pipe bottom, the screwed pipe bottom is provided with into oil pipe through the screw.
Further, sealed apron outside one end is provided with the preformed hole, threaded connection pole one end runs through the preformed hole and links to each other through bolt and twist grip.
Further, second cavity top and bottom all are provided with the slide rail, push pedal top and bottom all are provided with the slider and the slider is located the slide rail.
Further, a fixing bolt is arranged on the fixing clamping block.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. under the combined action of slider and slide rail, personnel promote the push pedal through twist grip, and the texture of closing plate is softer, and the laminating nature is better, and under the effect of closing plate, two push pedals are close to each other and are laminated together, can carry out effectual sealing to the oil well head, and is sealed effectual.
2. When needs produce oil, the personnel make into oil pipe downstream through adjusting nut and screwed pipe, make into inside oil pipe gets into first cavity to laminate mutually with oil outlet pipe, the oil of oil well output can be through advancing oil pipe, screwed pipe and producing oil outside the discharge of oil pipe this novel device.
3. The flow valve can control parameters such as flow and pressure of oil, so that the flow speed and flow of the oil can be more stable.
4. The titanium metal anticorrosive coating can prevent corrosive substances in oil from corroding the inner wall of the oil pipeline, so that leakage of the oil pipeline is avoided, and the service lives of the threaded pipe, the oil inlet pipe and the oil outlet pipe are effectively prolonged.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is the utility model relates to a production oil well head sealing device's overall structure schematic diagram.
Fig. 2 is the utility model relates to a production oil well head sealing device's inner structure schematic diagram.
Fig. 3 is the utility model relates to a sealing cover plate structure schematic diagram of oil recovery oil well wellhead sealing device.
Fig. 4 is the titanium metal anticorrosive coating structure schematic diagram of the oil recovery well head sealing device of the utility model.
In the figure: 1. a wellhead of the oil well; 2. sealing the cover plate; 3. rotating the handle; 4. adjusting the nut; 5. fixing the fixture block; 6. fixing the bolt; 8. a threaded pipe; 9. mounting a plate; 10. a compression spring; 11. an oil inlet pipe; 12. a sealing plate; 13. an oil outlet pipe; 14. a flow valve; 15. a first cavity; 16. an oil outlet channel; 17. a slider; 18. a threaded connecting rod; 19. a second cavity; 20. pushing the plate; 21. a slide rail; 22. a titanium metal anticorrosive coating.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1-4, a wellhead sealing device for an oil extraction well comprises an oil wellhead 1 and a sealing cover plate 2, wherein the sealing cover plate 2 is arranged on a push rod fixing plate at the upper end of the oil wellhead 1, a mounting plate 9 is arranged at the upper end of the sealing cover plate 2, an adjusting nut 4 is arranged at the upper end of the mounting plate 9, a threaded pipe 8 is welded at the bottom of the adjusting nut 4, an oil outlet pipe 13 is arranged at the upper end of one side of the threaded pipe 8, a flow valve 14 is arranged on the oil outlet pipe 13 through a screw, a rotating handle 3 is arranged at one end of the sealing cover plate 2, a second cavity 19 is arranged inside the sealing cover plate 2, a push plate 20 is arranged inside the second cavity 19, a threaded connecting rod 18 is arranged at one side of the push plate 20 through a screw, an oil outlet channel 16, one end of the push plate 20 is provided with a sealing plate 12, a first cavity 15 is arranged between the push plates 20, and the inner walls of the threaded pipe 8, the oil inlet pipe 11 and the oil outlet pipe 13 are all provided with a titanium metal anticorrosive coating 22.
Wherein, the both ends of mounting panel 9 bottom all are provided with extrusion spring 10 through the screw and extrude spring 10 bottom and pass through the bolt and seal cover 2 tops and link to each other.
In this embodiment, as shown in fig. 2, the compression spring 10 can play a role of buffering and energy dissipation in the mounting plate 9 and the sealing cover plate 2.
Wherein, be provided with the preformed hole in the mounting panel 9, the preformed hole is run through to 8 bottoms of screwed pipe, 8 bottoms of screwed pipe are provided with into oil pipe 11 through the screw.
In this embodiment, as shown in fig. 2, the threaded pipe 8 can drive the oil inlet pipe 11 to move up and down.
Wherein, sealed apron 2 outside one end is provided with the preformed hole, threaded connection 18 one end runs through the preformed hole and links to each other through bolt and twist grip 3.
In this embodiment, as shown in fig. 2 and 3, a person can rotate the handle 3 to rotate the threaded connection rod 18, and then the threaded connection rod 18 can drive the push plate 20 to move.
The top and the bottom of the second cavity 19 are both provided with slide rails 21, the top and the bottom of the push plate 20 are both provided with slide blocks 17, and the slide blocks 17 are positioned in the slide rails 21.
In this embodiment, as shown in fig. 2 and 3, the push plate 20 can slide smoothly through the slide block 17 and the slide rail 21.
Wherein, a fixing bolt 6 is arranged on the fixing fixture block 5.
It should be noted that the utility model relates to an oil production well mouth sealing device, personnel install sealed apron 2 in oil well mouth 1 upper end, when needing to produce oil, personnel make into oil pipe 11 and move downwards through adjusting nut 4 and screwed pipe 8, make into oil pipe 11 get into first cavity 15 inside, and laminate with producing oil pipe 11, the oil of oil well output can be discharged outside this novel device through into oil pipe 11, screwed pipe 8 and producing oil pipe 13, flow valve 14 (Chongqing Kai platinum Rui valve Limited product) can control parameters such as flow, pressure of oil, make the velocity of flow and the flow of oil more steady, under the combined action of slider 17 and slide rail 21, personnel promote push pedal 20 through twist grip 3, the texture of closing plate 12 is softer, the laminating nature is better, under the effect of closing plate 12, two push pedals 20 are closely laminated together each other, can carry out effectual sealed to oil well wellhead 1, it is sealed effectual, the corrosion of corrosive substance in the oil to oil pipeline inner wall can be prevented to titanium metal anticorrosive coating 22, avoids oil pipeline to take place to leak, effectively prolongs screwed pipe 8, advances oil pipe 11 and goes out oil pipe 13's life.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides an oil recovery oil well wellhead sealing device, includes oil well wellhead (1) and sealed apron (2), its characterized in that: the oil well wellhead (1) upper end push rod fixing plate is provided with a sealing cover plate (2), the upper end of the sealing cover plate (2) is provided with a mounting plate (9), the upper end of the mounting plate (9) is provided with an adjusting nut (4), the bottom of the adjusting nut (4) is welded with a threaded pipe (8), the upper end of one side of the threaded pipe (8) is provided with an oil outlet pipe (13), the oil outlet pipe (13) is provided with a flow valve (14) through a screw, one end of the sealing cover plate (2) is provided with a rotating handle (3), a second cavity (19) is arranged inside the sealing cover plate (2), a push plate (20) is arranged in the second cavity (19), one side of the push plate (20) is provided with a threaded connecting rod (18) through a screw, an oil outlet channel (16) is arranged inside the oil well wellhead (1), and, the oil pipe sealing structure is characterized in that a sealing plate (12) is arranged at one end of each push plate (20), a first cavity (15) is formed between the push plates (20), and titanium metal anticorrosive layers (22) are arranged on the inner walls of the threaded pipe (8), the oil inlet pipe (11) and the oil outlet pipe (13).
2. The apparatus of claim 1, wherein: and both ends of the bottom of the mounting plate (9) are provided with an extrusion spring (10) through screws, and the bottom of the extrusion spring (10) is connected with the top of the sealing cover plate (2) through bolts.
3. The apparatus of claim 1, wherein: be provided with the preformed hole in mounting panel (9), the preformed hole is run through to screwed pipe (8) bottom, screwed pipe (8) bottom is provided with into oil pipe (11) through the screw.
4. The apparatus of claim 1, wherein: sealed apron (2) outside one end is provided with the preformed hole, threaded connection pole (18) one end runs through the preformed hole and links to each other through bolt and twist grip (3).
5. The apparatus of claim 1, wherein: the top and the bottom of the second cavity (19) are provided with slide rails (21), the top and the bottom of the push plate (20) are provided with slide blocks (17), and the slide blocks (17) are located in the slide rails (21).
6. The apparatus of claim 1, wherein: and the fixed clamping block (5) is provided with a fixed bolt (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921618089.2U CN210685913U (en) | 2019-09-26 | 2019-09-26 | Oil recovery oil well wellhead sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921618089.2U CN210685913U (en) | 2019-09-26 | 2019-09-26 | Oil recovery oil well wellhead sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210685913U true CN210685913U (en) | 2020-06-05 |
Family
ID=70883984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921618089.2U Expired - Fee Related CN210685913U (en) | 2019-09-26 | 2019-09-26 | Oil recovery oil well wellhead sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210685913U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113482549A (en) * | 2021-08-18 | 2021-10-08 | 姜水 | Single-pipe wellhead flow device |
-
2019
- 2019-09-26 CN CN201921618089.2U patent/CN210685913U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113482549A (en) * | 2021-08-18 | 2021-10-08 | 姜水 | Single-pipe wellhead flow device |
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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: 20200605 Termination date: 20200926 |