CN116641676A - Intelligent cloud control throttling well control manifold - Google Patents
Intelligent cloud control throttling well control manifold Download PDFInfo
- Publication number
- CN116641676A CN116641676A CN202310740696.0A CN202310740696A CN116641676A CN 116641676 A CN116641676 A CN 116641676A CN 202310740696 A CN202310740696 A CN 202310740696A CN 116641676 A CN116641676 A CN 116641676A
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- CN
- China
- Prior art keywords
- plate
- buffer
- manifold
- intelligent cloud
- throttle valve
- 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.)
- Pending
Links
- 239000012530 fluid Substances 0.000 claims abstract description 15
- 238000007789 sealing Methods 0.000 claims description 30
- 239000000346 nonvolatile oil Substances 0.000 claims description 4
- 125000003003 spiro group Chemical group 0.000 claims description 3
- 241000276425 Xiphophorus maculatus Species 0.000 claims 1
- 230000003628 erosive effect Effects 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 10
- 239000007788 liquid Substances 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 239000004576 sand Substances 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000001914 filtration Methods 0.000 description 7
- 239000003921 oil Substances 0.000 description 3
- 238000005553 drilling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004075 alteration Effects 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
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/02—Surface sealing or packing
- E21B33/03—Well heads; Setting-up thereof
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B34/00—Valve arrangements for boreholes or wells
- E21B34/02—Valve arrangements for boreholes or wells in well heads
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Pipe Accessories (AREA)
Abstract
The invention relates to the technical field of throttle manifolds, in particular to an intelligent cloud control throttle well control manifold, wherein one end of a flow-back fluid inlet pipe is provided with a three-way pipe, one end of the three-way pipe is provided with a second manual flat valve gate, one end of the second manual flat valve gate is provided with a second three-way pipe, one end of the second three-way pipe is provided with a throttle valve, a buffer pipe is arranged in the throttle valve, a buffer plate is arranged in the buffer pipe, and one end of the buffer pipe is provided with a plug. The beneficial effects are as follows: the invention provides an intelligent cloud control throttling well control manifold, which is characterized in that a buffer plate is arranged in a buffer tube, and a buffer spring is arranged on the side surface of the buffer plate, so that the impact force of vortex can be reduced, the buffer tube can buffer the flow velocity of liquid, the splash vortex erosion effect in a throttle valve can be reduced, the erosion damage of high-speed fluid containing sand to the throttle valve and a plug can be reduced, the throttling and depressurization effect can be improved, the replacement frequency of vulnerable parts can be reduced, the replacement cost of the vulnerable parts of the manifold can be saved, and the service life of the throttling manifold can be prolonged.
Description
Technical Field
The invention relates to the technical field of choke manifolds, in particular to an intelligent cloud control choke and kill manifold.
Background
Choke manifold is a necessary device for controlling kick and implementing oil and gas well pressure control technology. Under the condition that the blowout preventer is closed, a certain casing pressure is controlled by opening and closing a throttle valve to maintain the bottom hole pressure to be slightly higher than the stratum pressure all the time, so that stratum fluid is prevented from flowing into the well further.
The Chinese patent network CN106401511A is a high-pressure filtering choke manifold and a filtering choke method thereof, wherein the choke manifold consists of two high-pressure filtering pup joints, two fixed choke valves, a manual needle type choke valve, seven manual flat gate valves, three impact-resistant reducing pup joints, a pipeline tee joint, a pipeline five-way pipe and a manifold pipeline, one side of the filter manifold is in a one-in-one-out structure, the other side of the filter manifold is controlled by the fixed choke valves and the high-pressure filtering pup joints, and the other side of the filter manifold is controlled by the manual needle type choke valves, the fixed choke valves and the high-pressure filtering pup joints, and the middle of the filter manifold is directly arranged. The two high-pressure filter pup joints and the two fixed throttle valves integrate the functions of fine filtration and accurate pressure control, ensure that the pup joints and the oil nozzle are convenient to replace, have good erosion resistance, save the cost of vulnerable parts, have good continuous drilling and grinding circulation effect and strong practicability, improve the service life of a manifold and the filtering throttle effect, and are suitable for being applied to the ground flow of oil-gas well drilling and grinding circulation operation.
However, in the above technical scheme, the flow-back fluid is easy to form back splash vortex erosion in the throttle valve, so that the damage of the plug, the throttle valve and the fixed oil nozzle in the throttle valve can be accelerated, the replacement frequency of vulnerable parts is increased, and the problem that on-site constructors have to frequently operate the throttle manifold under high pressure and the operation risk is high is caused.
Disclosure of Invention
The invention aims to provide an intelligent cloud control throttling well control manifold so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: an intelligent cloud control choke and kill manifold, the intelligent cloud control choke and kill manifold comprising: the support seat is provided with a support on the surface, a flow-back fluid inlet pipe is arranged at one end of the flow-back fluid inlet pipe, a manual plate valve gate is arranged at one end of the three-way pipe, a blowout pipe is arranged at one end of the manual plate valve gate, a second manual plate valve gate is arranged at the other end of the three-way pipe, and a second three-way pipe is arranged at one end of the second manual plate valve gate;
the first manual flat valve gate is provided with a first discharge pipe, and the first discharge pipe is arranged on the side face of the first manual flat valve gate;
the buffer tube, the spiro union has the end cap in the buffer tube, and end cap one end is provided with buffer spring, and buffer spring one end is provided with the buffer plate.
Preferably, a positioning groove is formed in one end of the positioning bolt, a moving hole is formed in the side face of the positioning groove, a bearing is fixedly connected to the bottom of the positioning groove, a positioning screw is inserted into the inner ring surface of the bearing, and a nut is sleeved on the surface of the positioning bolt of the moving plate at one end of the positioning screw.
Preferably, the surface of the positioning screw is in threaded connection with a lifting plate, one end of the lifting plate is provided with a sliding groove which is in a cross-shaped cylinder structure, the sliding grooves are provided with two groups, the two groups of sliding grooves are symmetrically distributed relative to the positioning screw, and a limiting plate is arranged in the sliding groove.
Preferably, the limiting plate side is provided with the slider, and limiting plate surface is provided with the arm-tie, and limiting plate one end is provided with the spring, and spring one end fixed connection is at the terminal surface of spout, and spout other end fixed connection is at the terminal surface of limiting plate.
Preferably, the side of the sliding groove is provided with baffle plates, the baffle plates are of square plate-shaped structures, the baffle plates are provided with two groups, the two groups of baffle plates are symmetrically distributed about the sliding groove, and the baffle plates can limit the pulling plate.
Preferably, a fixed oil nozzle is arranged in the throttle valve, a sealing groove is formed in one end of the throttle valve, and a sealing gasket is arranged in the sealing groove.
Preferably, one end of the buffer tube is in threaded connection with the inside of the throttle valve, a rotating plate is arranged on the surface of the buffer tube, and a sealing plate is arranged on the side face of the rotating plate.
Preferably, the sealing plate is of a tubular structure, and when the buffer tube is in threaded connection with the throttle valve, the sealing plate can be inserted into the sealing groove to extrude the sealing gasket.
Preferably, the third manual flat valve gate is fixedly connected to one end of the second three-way pipe, two groups of third manual flat valve gates are arranged, the two groups of third manual flat valve gates are symmetrically distributed with respect to the second three-way pipe, and the bracket supports the whole throttle manifold.
Preferably, one end of the buffer spring is fixedly connected to the end face of the plug, the other end of the buffer spring is fixedly connected to the surface of the buffer plate, and the buffer plate is of a circular plate-shaped structure.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides an intelligent cloud control throttling well control manifold, which is characterized in that a buffer plate is arranged in a buffer tube, and a buffer spring is arranged on the side surface of the buffer plate, so that the impact force of vortex can be reduced, the buffer tube can buffer the flow velocity of liquid, the splash vortex erosion effect in a throttle valve can be reduced, the erosion damage of high-speed fluid containing sand to the throttle valve and a plug can be reduced, the throttling and depressurization effect can be improved, the replacement frequency of vulnerable parts can be reduced, the replacement cost of the vulnerable parts of the manifold can be saved, and the service life of the throttling manifold can be prolonged.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a side view of the structure of the present invention;
FIG. 3 is a partial cross-sectional view of the structure of the present invention;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3A;
FIG. 5 is a schematic view of a structural set screw of the present invention;
FIG. 6 is a schematic view of the structure of the positioning screw of the present invention.
In the figure: 101. a support base; 102. a bracket; 1. a flowback fluid inlet pipe; 2. a three-way pipe; 3. a manual flat valve gate; 4. discharging the spray pipe; 5. a second manual flat valve gate; 6. a second tee; 7. a third manual flat valve gate; 8. a positioning plate; 9. positioning bolts; 10. a throttle valve; 11. the second blowout pipe; 12. a buffer tube; 13. a plug; 14. a buffer spring; 15. a buffer plate; 16. a positioning groove; 17. a moving hole; 18. a bearing; 19. positioning a screw; 20. a moving plate; 21. a lifting plate; 22. a chute; 23. a limiting plate; 24. a slide block; 25. pulling a plate; 26. a spring; 27. a baffle; 28. a nut; 29. fixing the oil nozzle; 30. sealing grooves; 31. a sealing gasket; 32. a rotating plate; 33. and (5) sealing the plate.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. Based on the technical solutions of the present invention, all other embodiments obtained by a person skilled in the art without making any creative effort fall within the protection scope of the present invention.
Example 1
Referring to fig. 1 to 6, an intelligent cloud control choke and kill manifold, the intelligent cloud control choke and kill manifold includes: the device comprises a supporting seat 101, wherein a bracket 102 is arranged on the surface of the supporting seat 101, a flowback fluid inlet pipe 1 is arranged on the surface of the supporting seat, a three-way pipe 2 is arranged at one end of the flowback fluid inlet pipe 1, a manual plate valve gate 3 is arranged at one end of the three-way pipe 2, a blowout pipe 4 is arranged at one end of the manual plate valve gate 3, a second manual plate valve gate 5 is arranged at the other end of the three-way pipe 2, and a second three-way pipe 6 is arranged at one end of the second manual plate valve gate 5; the third manual flat valve gate 7, one end of the third manual flat valve gate 7 is provided with a positioning plate 8, the positioning plate 8 is fixedly connected with a throttle valve 10 by using a positioning bolt 9, and the side surface of the throttle valve 10 is provided with a second blowout pipe 11; the buffer tube 12 is internally and spirally connected with a plug 13, one end of the plug 13 is provided with a buffer spring 14, and one end of the buffer spring 14 is provided with a buffer plate 15;
the buffer plate 15 is arranged in the buffer tube 12, the buffer spring 14 is arranged on the side face of the buffer plate 15, so that the impact force of vortex can be reduced, the buffer tube 12 can buffer the flow velocity of liquid, the erosion effect of the back splash vortex in the throttle valve 10 is reduced, the erosion damage of the high-speed fluid containing sand to the throttle valve 10 and the plug 13 is reduced, the throttling and depressurization effect is improved, the replacement frequency of vulnerable parts is reduced, the replacement cost of the vulnerable parts of a manifold is saved, and the service life of the throttle manifold is prolonged.
Example two
The first embodiment is characterized in that a positioning bolt is arranged on the basis of the first embodiment, a positioning groove 16 is formed in one end of the positioning bolt 9, a moving hole 17 is formed in the side surface of the positioning groove 16, a bearing 18 is fixedly connected to the bottom of the positioning groove 16, a positioning screw 19 is inserted into the inner annular surface of the bearing 18, a nut 28 is sleeved on the surface of the positioning bolt 9, which is provided with a moving plate 20, a lifting plate 21 is screwed on the surface of the positioning screw 19, a sliding groove 22 is formed in one end of the lifting plate 21, the sliding groove 22 is in a cross-shaped cylinder structure, two groups of sliding grooves 22 are symmetrically distributed about the positioning screw 19, a limiting plate 23 is arranged in the sliding groove 22, a sliding block 24 is arranged on the side surface of the limiting plate 23, a pulling plate 25 is arranged on the surface of the limiting plate 23, one end of the limiting plate 23 is provided with a spring 26, one end of the spring 26 is fixedly connected to the end surface of the sliding groove 22, the other end of the sliding groove 22 is fixedly connected to the end surface of the limiting plate 23, a baffle 27 is arranged on the side surface of the sliding groove 22, the baffle 27 is in a square plate structure, the baffle 27 is provided with two groups of the baffle 27, the two groups of baffle 27 are symmetrically distributed about the sliding groove 22, and the baffle 27 can limit the pulling plate 25;
when the throttle valve 10 is required to be fixed on the locating plate 8 arranged at one end of the third manual flat valve gate 7 in use, the locating bolt 9 is firstly inserted into the locating plate 8, then the pull plate 25 is pulled inwards to enable the limit plate 23 to extend into the sliding groove 22, then the nut 28 is screwed on the locating bolt 9 to fix the throttle valve 10 on the locating plate 8, then the pull plate 25 is loosened, the limit plate 23 is reset by the elastic force of the spring 26, the locating screw 19 is rotated to enable the lifting plate 21 to move up and down on the locating screw 19, the limit plate 23 is used for limiting the nut 28 after the lifting plate is moved to a proper position, the problem that the nut 28 is possibly loosened due to the fact that the throttle valve 10 possibly vibrates for a long time is prevented, so that the throttle valve 10 leaks is prevented, the limit plate 23 can perform a limiting and fixing function on the nut 28, and the baffle 27 can prevent the limit plate 23 from being separated from the sliding groove 22.
Example III
The second embodiment is characterized in that a throttle valve 10 is arranged on the basis of the second embodiment, a fixed oil nozzle 29 is arranged in the throttle valve 10, a sealing groove 30 is formed in one end of the throttle valve 10, a sealing gasket 31 is arranged in the sealing groove 30, one end of a buffer tube 12 is connected with the inside of the throttle valve 10 in a screwed mode, a rotating plate 32 is arranged on the surface of the buffer tube 12, a sealing plate 33 is arranged on the side face of the rotating plate 32, the sealing plate 33 is of a tubular structure, when the buffer tube 12 is connected with the throttle valve 10 in a screwed mode, the sealing gasket 31 can be inserted into the sealing groove 30 by using the sealing plate 33 in a pressed mode, a third manual flat valve gate 7 is fixedly connected with one end of a second three-way pipe 6, two groups of third manual flat valve gates 7 are symmetrically distributed with respect to the second three-way pipe 6, a support 102 supports the whole throttle manifold, one end of the buffer spring 14 is fixedly connected with the end face of a plug 13, the other end of the buffer spring 14 is fixedly connected with the surface of the buffer plate 15, and the buffer plate 15 is of a circular flat plate structure;
when in use, when the buffer tube 12 is in screwed connection with the throttle valve 10, the sealing plate 33 can be inserted into the sealing groove 30 to be matched with the sealing gasket 31 to increase the tightness between the buffer tube 12 and the throttle valve 10, the rotating plate 32 is arranged on the surface of the buffer tube 12 to conveniently rotate and replace the buffer tube 12, the fixed choke 29 is arranged in the throttle valve 10, and the throttle is realized through the fixed choke 29, and as the third manual flat valve gate 7 is provided with two groups and the two groups of third manual flat valve gates 7 are symmetrically distributed, the fixed choke 29 in the throttle valve 10 is not mutually influenced when the fixed choke 29 is replaced, and constructors are not arranged on one side of a high-pressure pipeline when the fixed choke 29 is replaced, so that the safety of the constructors is ensured.
When the device is used, the buffer plate 15 is arranged in the buffer tube 12, the buffer spring 14 is arranged on the side surface of the buffer plate 15, so that the impact force of vortex can be reduced, the buffer tube 12 can buffer the flow velocity of liquid, the splash vortex erosion effect in the throttle valve 10 is reduced, the erosion damage of sand-containing high-speed fluid to the throttle valve 10 and the choke plug 13 is reduced, the throttle depressurization effect is improved, the replacement frequency of vulnerable parts is reduced, the replacement cost of the vulnerable parts of the manifold is saved, the service life of the throttle manifold is prolonged, the problem that the common flowback fluid is easy to form splash vortex erosion in the throttle valve 10, the damage of the choke plug 13, the throttle valve 10 and the fixed choke nipple 29 in the throttle valve 10 is accelerated, the replacement frequency of the vulnerable parts is increased, and the throttle manifold has to be frequently operated under high pressure by site constructors is solved, and the operation risk is high.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. An intelligent cloud control choke and kill manifold, characterized in that the intelligent cloud control choke and kill manifold comprises: the device comprises a supporting seat (101), a bracket (102) is arranged on the surface of the supporting seat (101), a flow-back fluid inlet pipe (1), a three-way pipe (2) is arranged at one end of the flow-back fluid inlet pipe (1), a manual plate valve gate (3) is arranged at one end of the three-way pipe (2), a blowout pipe (4) is arranged at one end of the manual plate valve gate (3), a second manual plate valve gate (5) is arranged at the other end of the three-way pipe (2), and a second three-way pipe (6) is arranged at one end of the second manual plate valve gate (5);
the device comprises a third manual flat valve gate (7), wherein a positioning plate (8) is arranged at one end of the third manual flat valve gate (7), a throttle valve (10) is fixedly connected to the positioning plate (8) through a positioning bolt (9), and a second blowout pipe (11) is arranged on the side face of the throttle valve (10);
the buffer tube (12), the spiro union has end cap (13) in buffer tube (12), and end cap (13) one end is provided with buffer spring (14), and buffer spring (14) one end is provided with buffer plate (15).
2. The intelligent cloud controlled throttle kill manifold of claim 1, wherein: positioning bolts (9) one end has seted up constant head tank (16), and moving hole (17) have been seted up to constant head tank (16) side, and constant head tank (16) bottom fixedly connected with bearing (18), and positioning screw (19) have been inserted to bearing (18) inner ring face, and positioning screw (19) one end is provided with movable plate (20) positioning bolts (9) surface cover is equipped with nut (28).
3. The intelligent cloud controlled throttle kill manifold of claim 2, wherein: the positioning screw (19) surface spiro union has lifter plate (21), and spout (22) have been seted up to lifter plate (21) one end, and spout (22) are cross cylinder structure, and spout (22) are provided with two sets of, and two sets of spouts (22) are provided with limiting plate (23) about positioning screw (19) symmetric distribution in spout (22).
4. An intelligent cloud controlled throttle kill manifold as defined in claim 3, wherein: the side of limiting plate (23) is provided with slider (24), and limiting plate (23) surface is provided with arm-tie (25), and limiting plate (23) one end is provided with spring (26), and spring (26) one end fixed connection is at the terminal surface of spout (22), and spout (22) other end fixed connection is at the terminal surface of limiting plate (23).
5. The intelligent cloud controlled choke and kill manifold of claim 4, wherein: the sliding chute (22) side is provided with baffle (27), and baffle (27) are square platy structure, and baffle (27) are provided with two sets of, and two sets of baffles (27) are about sliding chute (22) symmetric distribution, and baffle (27) can carry out spacingly to arm-tie (25).
6. The intelligent cloud controlled choke and kill manifold of claim 5, wherein: a fixed oil nozzle (29) is arranged in the throttle valve (10), a sealing groove (30) is formed in one end of the throttle valve (10), and a sealing gasket (31) is arranged in the sealing groove (30).
7. The intelligent cloud controlled choke and kill manifold of claim 6, wherein: one end of the buffer tube (12) is in threaded connection with the inside of the throttle valve (10), a rotating plate (32) is arranged on the surface of the buffer tube (12), and a sealing plate (33) is arranged on the side face of the rotating plate (32).
8. The intelligent cloud controlled choke and kill manifold of claim 7, wherein: the sealing plate (33) is of a tubular structure, and when the buffer tube (12) is in threaded connection with the throttle valve (10), the sealing gasket (31) can be extruded in the sealing groove (30) by inserting the sealing plate (33).
9. The intelligent cloud controlled choke and kill manifold of claim 8, wherein: the third manual flat valve gate (7) is fixedly connected to one end of the second three-way pipe (6), two groups of third manual flat valve gates (7) are arranged, the two groups of third manual flat valve gates (7) are symmetrically distributed with respect to the second three-way pipe (6), and the bracket (102) supports the whole choke manifold.
10. The intelligent cloud controlled choke and kill manifold of claim 9, wherein: one end of the buffer spring (14) is fixedly connected to the end face of the plug (13), the other end of the buffer spring (14) is fixedly connected to the surface of the buffer plate (15), and the buffer plate (15) is of a circular plate-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310740696.0A CN116641676A (en) | 2023-06-20 | 2023-06-20 | Intelligent cloud control throttling well control manifold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310740696.0A CN116641676A (en) | 2023-06-20 | 2023-06-20 | Intelligent cloud control throttling well control manifold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116641676A true CN116641676A (en) | 2023-08-25 |
Family
ID=87643462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310740696.0A Pending CN116641676A (en) | 2023-06-20 | 2023-06-20 | Intelligent cloud control throttling well control manifold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116641676A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117703339A (en) * | 2024-01-03 | 2024-03-15 | 建湖金拓机械制造有限公司 | Sand-proof throttling well-killing manifold |
-
2023
- 2023-06-20 CN CN202310740696.0A patent/CN116641676A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117703339A (en) * | 2024-01-03 | 2024-03-15 | 建湖金拓机械制造有限公司 | Sand-proof throttling well-killing manifold |
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