CN114517670A - Thick oil viscosity reducer well head filling device - Google Patents
Thick oil viscosity reducer well head filling device Download PDFInfo
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- CN114517670A CN114517670A CN202210165251.XA CN202210165251A CN114517670A CN 114517670 A CN114517670 A CN 114517670A CN 202210165251 A CN202210165251 A CN 202210165251A CN 114517670 A CN114517670 A CN 114517670A
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- pipe
- elastic membrane
- cavity
- viscosity reducer
- filling device
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- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 30
- 239000012528 membrane Substances 0.000 claims abstract description 54
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 43
- 238000001816 cooling Methods 0.000 claims abstract description 35
- 239000002775 capsule Substances 0.000 claims abstract description 20
- 238000002347 injection Methods 0.000 claims description 19
- 239000007924 injection Substances 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 12
- 238000000926 separation method Methods 0.000 claims description 7
- 239000013013 elastic material Substances 0.000 claims description 3
- 210000003437 trachea Anatomy 0.000 claims description 3
- 239000003814 drug Substances 0.000 description 31
- 239000003921 oil Substances 0.000 description 12
- 239000003129 oil well Substances 0.000 description 9
- 239000007788 liquid Substances 0.000 description 7
- 238000003860 storage Methods 0.000 description 6
- 239000000084 colloidal system Substances 0.000 description 4
- 239000010779 crude oil Substances 0.000 description 4
- 229940079593 drug Drugs 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 238000004891 communication Methods 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
- 239000002270 dispersing agent Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000002455 scale inhibitor Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
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
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
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- 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)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention relates to the technical field of oil exploitation, and discloses a wellhead filling device for a viscosity reducer for thick oil, which comprises a bag making body, wherein a bag making cavity is arranged in the bag making body, the upper side of the bag making cavity is communicated with a capsule outlet, two groups of cooling bodies are arranged in the bag making cavity, the cooling bodies are provided with hemispherical cavities, the two groups of cooling bodies are mutually close and abutted to form a spherical groove, the upper side of the spherical groove is communicated with the outside and provided with an outlet, a longitudinally distributed central pipe is arranged in the spherical groove, a first elastic membrane is arranged outside the central pipe, a spherical shell space is formed between the expanded first elastic membrane and the wall body of the spherical groove by arranging the central pipe, the first elastic membrane, the cooling bodies, the spherical groove and the like, water is filled in the space and cooled to form a spherical shell, the viscosity reducer is filled in the spherical shell to form a capsule for transportation, the viscosity reducer wrapped by the ice shell cannot be adhered to the pipe wall when the ice shell falls down in a pipeline, the loss is reduced.
Description
Technical Field
The invention relates to the technical field of petroleum exploitation, in particular to a wellhead filling device for a thick oil viscosity reducer.
Background
The viscosity of crude oil is greatly increased along with the reduction of the temperature, the crude oil is not beneficial to flowing, the exploitation difficulty is higher, the crude oil viscosity reducer enables thick oil in a stratum to be changed into an emulsified state taking water as an external phase from a water-in-oil emulsified state by reducing the tension of an oil-water interface, the viscosity of the thick oil is greatly reduced, and the recovery ratio is obviously improved.
CN103132951A discloses a high-pressure wellhead continuous dosing device, which comprises a plunger pump fixed on a wellhead through a pump fixing cylinder (10) and a support, and a sleeve dosing head (7) arranged on a high-pressure wellhead sleeve, wherein the plunger pump is communicated with a dosing tank (4) through a suction pipeline (5), and is connected to the sleeve dosing head (7) through a discharge pipeline (6); the oil extraction polished rod (14) of the high-pressure wellhead is further provided with a pressing plate (1), the pressing plate (1) presses and drives a plunger adjusting rod (2) of the plunger pump to reciprocate, and a dispersing agent in the dosing tank (4) enters the plunger pump through a suction pipeline (5) under the action of the plunger pump and then is input into the sleeve dosing head (7) through a discharge pipeline (6). By designing a high-pressure wellhead continuous dosing device, the 'dripping' type continuous dosing of the oil well with high colloid asphaltene is realized, and the aim of preventing the colloid asphaltene in the oil well from blocking a shaft is fulfilled.
CN105625987A discloses an oil field well head adds medicine metering device. The wellhead dosing metering device consists of a regulating valve, a stop valve, a drain valve, a funnel, a drain outlet, a sleeve, a medicine storage tank and a calibration column; wherein, the regulating valve, the calibration column and the stop valve are sequentially connected in series to the bottom of the medicine storage tank; the stop valve and the stop valve are connected with the upper end of the medicine storage tank; the medicine storage tank is connected with the medicine feeding port funnel, and the sleeve is communicated with the stop valve; the bottom of the medicine storage tank is communicated with a sewage outlet through a sewage discharge valve. The invention realizes long-term and stable continuous adding of the medicament, can stably control the medicament concentration in the output liquid medium and realizes the optimal medicament adding effect. The automatic chemical feeding technology of the wellhead adopts an automatic control technology, solves the problem of great difficulty in on-site preparation of scale inhibitors and corrosion inhibitors, and meets the requirements of timing, quantifying and continuously feeding chemicals to the wellhead of chemical agents.
CN112228009A discloses a wellhead continuous dosing device and a dosing method thereof, which comprises a dosing tank body, wherein a sealing cover is arranged, two sealing rings are used for primary sealing, and a sealing groove is arranged and sealing liquid is added in the sealing groove for liquid sealing, so that a drug storage cavity is completely isolated from the external air environment, the rapid failure of drugs which are not used up is avoided, and the service life of the drugs is prolonged; through setting up the medicine regulating part, medicine conduction pipe and rotation axis, the resistance that utilizes the colloid mixture to produce makes the stirring blade take place to deflect, thereby it takes place to deflect to drive the medicine conduction pipe, and then make the medicine hole and lead the medicine groove and switch on, lead into the oil well with the medicine from the medicine conduction pipe, simultaneously according to the difference of colloid mixture viscosity, the deflection angle of stirring the blade also can change thereupon, the realization is to the automatic control of medicine addition, the medicine waste that the blind filling medicine leads to has been avoided, the production cost is reduced, and the production efficiency is improved.
CN104790912A discloses a well head automatic dosing device and dosing method, the well head automatic dosing device includes: a control panel; the programmable controller is connected with the control panel; a medicine chest; a water tank; the liquid injection pipeline is connected with the outlet of the oil well wellhead; the medicine outlet electromagnetic valve is arranged on the medicine box liquid outlet pipe; the water outlet electromagnetic valve is arranged on the water tank liquid outlet pipe; the programmable controller is respectively connected with the medicine outlet electromagnetic valve and the water outlet electromagnetic valve. The dosing method comprises the following steps: filling 30-70 liters of water stored in the water tank into the oil well casing; 5-10 liters of liquid medicine is filled into the oil well casing through the medicine chest, and 30-70 liters of water is filled into the casing through the water tank. The invention changes the manual medicine adding work into the automatic medicine adding work, thereby saving the manpower.
The invention provides a capsule type viscosity reducer feeding mode, which is used for solving the problems.
Disclosure of Invention
The invention aims to provide a wellhead filling device for a thick oil viscosity reducer, which is used for overcoming the defects in the prior art.
The invention is realized by the following technical scheme.
The invention discloses a thick oil viscosity reducer wellhead filling device which comprises a bag making body, wherein a bag making cavity is arranged in the bag making body, the upper side of the bag making cavity is communicated with a bag outlet, two groups of cooling bodies are arranged in the bag making cavity, the cooling bodies are provided with hemispherical cavities, the two groups of cooling bodies are mutually close and mutually abutted to form a spherical groove, the upper side of the spherical groove is communicated with the outside and provided with an outlet, a longitudinally distributed central pipe is arranged in the spherical groove, a first elastic membrane is arranged on the outer side of the central pipe, a first cavity is formed between the first elastic membrane and the central pipe in a sealing manner, the first elastic membrane and the second elastic membrane are made of elastic materials, a water pipe, an injection pipe and an air pipe are arranged in the central pipe, a second switch is arranged between the air pipe and the first cavity in a communicating manner, the water pipe and the injection pipe extend to the lower end of the central pipe, and the water pipe, The injection pipe is communicated with the spherical groove, and a refrigerating pipe is arranged on the wall body of the spherical groove.
According to the technical scheme, a layer of elastic wall film is arranged on the wall body of the hemispherical cavity of the cooling body, the elastic wall film has elasticity, and a movable cavity is formed between the elastic wall film and the wall body of the cooling body.
According to the further technical scheme, a separation air pump is mounted on the wall body of the cooling body and communicated with the movable cavity.
According to the technical scheme, a second elastic membrane is arranged on the outer side of the central tube and located on the upper side of the first elastic membrane, a second cavity is formed between the second elastic membrane and the central tube in a sealed mode, a first switch is communicated between the air tube and the second cavity, and the second elastic membrane is inflated to block the outlet.
According to a further technical scheme, an electric guide rail is installed on the side wall body on the capsule making cavity, and a sliding block of the electric guide rail is connected with the cooling body.
According to the technical scheme, the connecting pipe is communicated with the upper side of the central pipe, a through groove is formed in the middle position of the upper side of the bag making body in an up-and-down penetrating mode, the upper side of the bag making body is located, lifting telescopic rods are arranged on two sides of the through groove, an extending frame is arranged on a shaft of each lifting telescopic rod, and the extending frame is connected with the connecting pipe.
According to the technical scheme, the upper side of the connecting pipe is communicated with a flexible pipe, the flexible pipe is internally provided with an air pipe, a water pipe and an injection pipe, the air pipe is communicated with an air pump, the water pipe is communicated with a water pump, and the injection pipe is communicated with an injection syringe with a viscosity reducer.
Further technical scheme, the system utricule outside is equipped with mounting flange, system utricule lateral wall body is equipped with the screw thread.
According to a further technical scheme, the lower end of the central tube is provided with a refrigerating head.
The invention has the beneficial effects that:
according to the wellhead filling device for the viscosity reducer for the thick oil, disclosed by the invention, the central tube, the first elastic membrane, the cooling body, the spherical groove and the like are arranged, a spherical shell space is formed between the expanded first elastic membrane and the wall body of the spherical groove, water is filled into the spherical shell space and is cooled to form the spherical shell, the viscosity reducer is filled into the spherical shell to form a capsule for transportation, the viscosity reducer wrapped by the ice shell cannot be adhered to the tube wall when falling in a pipeline, and the loss is reduced.
In the whereabouts of capsule to fluid, the ice shell melts gradually, because the degree of depth when the ice shell whereabouts of different thickness melts is different, through the degree of expansion of adjusting first elastic membrane, through control ice shell thickness, the capsule of the different thickness of multiunit falls into the oil well simultaneously, and the capsule can melt in the fluid of the different degree of depth to realized the purpose of evenly diffusing the viscosity breaker simultaneously in the direction of depth, improved the effect of reducing crude oil viscosity.
According to the thick oil viscosity reducer wellhead filling device, the wall body of the spherical groove is provided with the wall elastic membrane, the movable cavity is formed between the wall elastic membrane and the wall body of the cooling body, the movable cavity is inflated, the wall elastic membrane expands, the wall elastic membrane is in contact with water, after the water is frozen, the separation air pump sucks air from the movable cavity, and the wall elastic membrane is separated from the ice surface, so that the ice shell can be separated from the wall body of the spherical groove.
Drawings
In order to more clearly illustrate the embodiments of the 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 that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
The invention is further illustrated by the following examples in conjunction with the drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is an enlarged view of the structure at B in FIG. 2;
FIG. 4 is an enlarged schematic view of the structure at C in FIG. 2;
fig. 5 is an enlarged schematic view of D in fig. 1.
Detailed Description
The invention will now be described in detail with reference to fig. 1-5, wherein for ease of description the orientations described hereinafter are defined as follows: the up, down, left, right, and front-back directions described below coincide with the up, down, left, right, and front-back directions in the projection relation of fig. 1 itself.
The wellhead filling device for the viscous oil viscosity reducer comprises a bag making body 11, a bag making cavity 12 is arranged in the bag making body 11, a bag outlet 13 is arranged on the upper side of the bag making cavity 12 in a communicating manner, two groups of cooling bodies 20 are arranged in the bag making cavity 12, the cooling bodies 20 are provided with hemispherical cavities, the two groups of cooling bodies 20 are mutually close and abutted to form a spherical groove 22, an outlet 35 is arranged on the upper side of the spherical groove 22 in a communicating manner, a longitudinally distributed central pipe 25 is arranged in the spherical groove 22, a first elastic membrane 26 is arranged on the outer side of the central pipe 25, a first cavity 37 is formed between the first elastic membrane 26 and the central pipe 25 in a sealing manner, the first elastic membrane 26 and the second elastic membrane 27 are made of elastic materials, a water pipe 28, an injection pipe 29 and a gas pipe 30 are arranged in the central pipe 25, the gas pipe 30 is communicated with the first cavity 37 and provided with a second switch 32, the water pipe 28 and the injection pipe 29 extend to the lower end of the central pipe 25, the water pipe 28 and the injection pipe 29 communicate with the spherical tank 22, and the refrigeration pipe 21 is provided on the wall of the spherical tank 22.
The device is installed at the position of an oil well mouth, a central pipe 25 is installed in a vertical posture, two groups of cooling bodies 20 are combined and sealed to form a spherical groove 22 under the initial state, the central pipe 25 is positioned in the spherical groove 22, high-pressure gas is introduced into an air pipe 30 in the central pipe 25, a first switch 31 is opened, the first elastic membrane 26 is blown up by the gas, the first elastic membrane 26 is expanded, water is introduced into a water pipe 28, the water enters the spherical groove 22 through an opening at the lower side of the water pipe 28, the first elastic membrane 26 extrudes the water upwards until the water overflows to an exit port 35, a spherical shell space is formed between the expanded first elastic membrane 26 and the wall body of the spherical groove 22, a cooling pipe 21 cools the cooling bodies 20, the water in the spherical shell space is cooled and solidified to form an ice shell with a cavity, after a certain time, the air pipe 30 absorbs the gas, the first elastic membrane 26 retracts, a viscosity reducer is injected into the cavity of the ice shell through an injection pipe 29, when the viscosity reducer is filled in the ice hull cavity, the central tube 25 moves out of the spherical groove 22 upwards through the outlet 35, so that a capsule wrapping the viscosity reducer by the ice hull is formed, the two groups of cooling bodies 20 are far away from each other, the capsule is separated from the cooling bodies 20 and falls into the oil well through the capsule outlet 13, the viscosity reducer wrapped by the ice hull cannot be adhered to the tube wall when falling in the pipeline, and loss is reduced.
Preferably, the wall of the semispherical cavity of the cooling body 20 is provided with a layer of elastic wall membrane 24, the elastic wall membrane 24 has elasticity, and a movable cavity 36 is formed between the elastic wall membrane 24 and the wall of the cooling body 20.
When the water freezes, the separation air pump 23 sucks air from the movable cavity 36, and the wall elastic membrane 24 is separated from the ice surface, so that the ice shell can be separated from the wall body of the spherical groove 22.
Preferably, the wall of the cooling body 20 is provided with a separation air pump 23, and the separation air pump 23 is communicated with the movable cavity 36.
The separation air pump 23 is started, and the external air can be exchanged with the air in the movable cavity 36 to provide power, so that the volume of the air in the movable cavity 36 can be controlled.
Preferably, a second elastic membrane 27 is arranged outside the central tube 25, the second elastic membrane 27 is positioned above the first elastic membrane 26, a second cavity 38 is formed between the second elastic membrane 27 and the central tube 25 in a sealing manner, a first switch 31 is arranged between the air tube 30 and the second cavity 38 in a communication manner, and the second elastic membrane 27 is inflated to block the outlet 35.
The trachea 30 is ventilated, the first switch 31 is opened, the gas is supplemented into the second cavity 38, the second elastic membrane 27 expands to seal the exit 35, and after the ice shell in the spherical groove 22 is formed, due to the existence of the second cavity 38, an opening is formed on the upper side of the ice shell, so that the central tube 25 is convenient to evacuate out of the cavity of the ice shell through the opening on the upper side.
Preferably, an electric guide rail 19 is attached to an upper side wall body of the bag making chamber 12, and a slider of the electric guide rail 19 is connected to the cooling body 20.
The electric guide rail 19 is started, and the electric guide rail 19 drives the cooling bodies 20 to move, so that the power for transverse movement is provided for sealing or separating the two groups of cooling bodies 20.
Preferably, the connecting pipe 16 is communicated with the upper side of the central pipe 25, the passing groove 18 is vertically penetrated in the middle position of the upper side of the bag making body 11, the lifting telescopic rods 14 are arranged on the two sides of the passing groove 18 on the upper side of the bag making body 11, the extending frames 15 are arranged on the shafts of the lifting telescopic rods 14, and the extending frames 15 are connected with the connecting pipe 16.
The telescopic lifting rod 14 stretches, the telescopic lifting rod 14 drives the connecting pipe 16 to move up and down through the extending frame 15, and the connecting pipe 16 drives the central pipe 25 to pass through the through groove 18, so that power is provided for separating the central pipe 25 from the ice shell cavity.
Preferably, the upper side of the connecting pipe 16 is communicated with a flexible pipe 17, the flexible pipe 17 comprises an air pipe 30, a water pipe 28 and an injection pipe 29, the air pipe 30 is communicated with an air pump, the water pipe 28 is communicated with a water pump, and the injection pipe 29 is communicated with a viscosity reducer injector.
The air pump is used for ventilating the second elastic membrane 27 or the first elastic membrane 26 through an air pipe 30, the volume of the first elastic membrane 26 or the second elastic membrane 27 is adjusted, the water pump is used for injecting water into the spherical groove 22 through a water pipe 28 and used for forming materials of ice shells, and the viscosity reducer injector is used for injecting the materials into the ice shell cavity through an injection pipe 29.
Preferably, a mounting flange 10 is arranged on the outer side of the capsule body 11, and a thread is arranged on the outer side wall body of the capsule body 11.
The device is installed at a wellhead position by utilizing threads on the outer side of the capsule body 11, and the mounting flange 10 plays a limiting role.
Preferably, the lower end of the central tube 25 is provided with a refrigeration head 39.
When the lower end of the central tube 25 is moved upwardly out of the exit port 35, the cooling head 39 is activated to solidify and seal the hole in the upper side of the ice shell.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (9)
1. The utility model provides a viscous crude thinner well head filling device, includes system utricule, its characterized in that: a capsule making cavity is arranged in the capsule making body, the upper side of the capsule making cavity is communicated with a capsule outlet, two groups of cooling bodies are arranged in the capsule making cavity, the cooling bodies are provided with hemispherical cavities, the two groups of cooling bodies are mutually close and mutually abutted to form a spherical groove, the upper side of the spherical groove is communicated with the outside and is provided with an outlet, the spherical groove is internally provided with a central pipe which is longitudinally distributed, a first elastic membrane is arranged on the outer side of the central tube, a first cavity is formed between the first elastic membrane and the central tube in a sealing manner, the first elastic membrane and the second elastic membrane are made of elastic materials, a water pipe, an injection pipe and an air pipe are arranged in the central pipe, the air pipe is communicated with the first cavity and is provided with a second switch, the water pipe and the injection pipe extend to the lower end of the central pipe, the water pipe, the injection pipe and the spherical groove are communicated, and a refrigerating pipe is arranged on the wall body of the spherical groove.
2. The thick oil viscosity reducer wellhead filling device according to claim 1, characterized in that: the wall body of the hemispherical cavity of the cooling body is provided with a layer of wall elastic membrane, the wall elastic membrane has elasticity, and a movable cavity is formed between the wall elastic membrane and the wall body of the cooling body.
3. The thick oil viscosity reducer wellhead filling device according to claim 2, characterized in that: and a separation air pump is arranged on the wall body of the cooling body and communicated with the movable cavity.
4. The thick oil viscosity reducer wellhead filling device according to claim 1, characterized in that: the outer side of the central tube is provided with a second elastic membrane, the second elastic membrane is located on the upper side of the first elastic membrane, a second cavity is formed between the second elastic membrane and the central tube in a sealed mode, the air tube is communicated with the second cavity and provided with a first switch, and the second elastic membrane is inflated to block the outlet.
5. The thick oil viscosity reducer wellhead filling device according to claim 1, characterized in that: an electric guide rail is installed on the upper side wall body of the capsule making cavity, and a sliding block of the electric guide rail is connected with the cooling body.
6. The thick oil viscosity reducer wellhead filling device according to claim 1, characterized in that: the utility model discloses a system utricule, including center tube, system utricule upside intercommunication, the system utricule upside is equipped with the connecting pipe, it is equipped with through the groove to run through from top to bottom to make utricule upside intermediate position, system utricule upside is located the both sides through the groove are equipped with lifting telescopic rod, lifting telescopic rod's axle is equipped with and extends the frame, extend the frame with the connecting pipe is connected.
7. The wellhead filling device for the thick oil viscosity reducer according to claim 1, characterized in that: the connecting pipe upside intercommunication is equipped with the flexible pipe, include in the flexible pipe the trachea the water pipe the injection pipe, the trachea intercommunication is equipped with the air pump, the water pipe intercommunication is equipped with the water pump the injection pipe intercommunication is equipped with the viscosity breaker syringe.
8. The wellhead filling device for the thick oil viscosity reducer according to claim 1, characterized in that: the system utricule outside is equipped with mounting flange, system utricule lateral wall body is equipped with the screw thread.
9. The wellhead filling device for the thick oil viscosity reducer according to claim 1, characterized in that: the lower end of the central tube is provided with a refrigerating head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210165251.XA CN114517670B (en) | 2022-02-19 | 2022-02-19 | Well head filling device for thickened oil viscosity reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210165251.XA CN114517670B (en) | 2022-02-19 | 2022-02-19 | Well head filling device for thickened oil viscosity reducer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114517670A true CN114517670A (en) | 2022-05-20 |
| CN114517670B CN114517670B (en) | 2023-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210165251.XA Active CN114517670B (en) | 2022-02-19 | 2022-02-19 | Well head filling device for thickened oil viscosity reducer |
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| Country | Link |
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| CN (1) | CN114517670B (en) |
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| US3527294A (en) * | 1968-10-24 | 1970-09-08 | Lockheed Aircraft Corp | Underwater exploration and completion system |
| US4646833A (en) * | 1985-12-23 | 1987-03-03 | Atlantic Richfield Company | Flooding to recover oil from subterranean formations and employing injection of hot, low-viscosity polymer solution that becomes more viscous than the oil out in the formation |
| CN101096590A (en) * | 2006-06-26 | 2008-01-02 | 普拉德研究及开发股份有限公司 | Compositions and methods of using same in producing heavy oil and bitumen |
| CN201007207Y (en) * | 2006-12-31 | 2008-01-16 | 天津港保税区鑫利达石油技术发展有限公司 | Gas preprocess device and negative pressure valve structure alarm thereof |
| CN203669848U (en) * | 2013-12-03 | 2014-06-25 | 中国航天科技集团公司烽火机械厂 | High-pressure chemical-agent filling skid-mounted equipment |
| CN206911156U (en) * | 2017-04-14 | 2018-01-23 | 中国石油化工股份有限公司 | A kind of well head medicine-adding blender |
| CN109681158A (en) * | 2019-03-04 | 2019-04-26 | 中国石油大学(华东) | A kind of device for carbon dioxide flooding oil tech |
| CN209908480U (en) * | 2019-05-22 | 2020-01-07 | 北京安德兴石油技术有限公司 | Be applied to viscosity reducer filling device of viscous crude well |
-
2022
- 2022-02-19 CN CN202210165251.XA patent/CN114517670B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3527294A (en) * | 1968-10-24 | 1970-09-08 | Lockheed Aircraft Corp | Underwater exploration and completion system |
| US4646833A (en) * | 1985-12-23 | 1987-03-03 | Atlantic Richfield Company | Flooding to recover oil from subterranean formations and employing injection of hot, low-viscosity polymer solution that becomes more viscous than the oil out in the formation |
| CN101096590A (en) * | 2006-06-26 | 2008-01-02 | 普拉德研究及开发股份有限公司 | Compositions and methods of using same in producing heavy oil and bitumen |
| CN201007207Y (en) * | 2006-12-31 | 2008-01-16 | 天津港保税区鑫利达石油技术发展有限公司 | Gas preprocess device and negative pressure valve structure alarm thereof |
| CN203669848U (en) * | 2013-12-03 | 2014-06-25 | 中国航天科技集团公司烽火机械厂 | High-pressure chemical-agent filling skid-mounted equipment |
| CN206911156U (en) * | 2017-04-14 | 2018-01-23 | 中国石油化工股份有限公司 | A kind of well head medicine-adding blender |
| CN109681158A (en) * | 2019-03-04 | 2019-04-26 | 中国石油大学(华东) | A kind of device for carbon dioxide flooding oil tech |
| CN209908480U (en) * | 2019-05-22 | 2020-01-07 | 北京安德兴石油技术有限公司 | Be applied to viscosity reducer filling device of viscous crude well |
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|---|---|
| CN114517670B (en) | 2023-09-05 |
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