CN113958304A - A wellhead oil production system for mechanical oil production - Google Patents
A wellhead oil production system for mechanical oil production Download PDFInfo
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- CN113958304A CN113958304A CN202111238533.XA CN202111238533A CN113958304A CN 113958304 A CN113958304 A CN 113958304A CN 202111238533 A CN202111238533 A CN 202111238533A CN 113958304 A CN113958304 A CN 113958304A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 32
- 239000007788 liquid Substances 0.000 claims abstract description 97
- 239000003814 drug Substances 0.000 claims abstract description 89
- 238000012545 processing Methods 0.000 claims abstract description 25
- 238000005086 pumping Methods 0.000 claims abstract description 20
- 241000191291 Abies alba Species 0.000 claims abstract description 17
- 238000001914 filtration Methods 0.000 claims abstract description 17
- 239000003921 oil Substances 0.000 claims description 95
- 238000011084 recovery Methods 0.000 claims description 23
- 239000010779 crude oil Substances 0.000 claims description 19
- 239000003129 oil well Substances 0.000 claims description 14
- 230000007246 mechanism Effects 0.000 claims description 12
- 239000012188 paraffin wax Substances 0.000 claims description 10
- 239000002699 waste material Substances 0.000 claims description 10
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical group [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 6
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 5
- 238000002156 mixing Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 229910000030 sodium bicarbonate Inorganic materials 0.000 claims description 3
- 235000017557 sodium bicarbonate Nutrition 0.000 claims description 3
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 abstract description 12
- 238000000605 extraction Methods 0.000 abstract description 7
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 239000010865 sewage Substances 0.000 abstract description 3
- 238000004891 communication Methods 0.000 abstract description 2
- 229940079593 drug Drugs 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 230000002093 peripheral effect Effects 0.000 description 7
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000011161 development Methods 0.000 description 4
- 230000035515 penetration Effects 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 3
- 239000000523 sample Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
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Classifications
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- 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
- E21B43/34—Arrangements for separating materials produced by the well
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- 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
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- 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
- E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
- E21B41/005—Waste disposal systems
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- 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
- E21B43/34—Arrangements for separating materials produced by the well
- E21B43/35—Arrangements for separating materials produced by the well specially adapted for separating solids
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
Abstract
本申请公开了一种机械采油用井口采油系统，所述采油树包括油管，所述油管顶端设有油管头，所述油管头两侧分别设有生产闸门与套管闸门，所述油管头顶端设有总闸门，所述总闸门顶端分别与所述生产闸门、油嘴以及清蜡闸门连通，且所述清蜡闸门顶端设有油压表；所述抽油系统与所述采油树输出端连通；所述处理系统包括过滤装置、加药装置以及处理装置，所述过滤装置输入端与所述抽油系统连通，所述所述过滤装置输出端与所述加药装置连通，且所述加药装置输出端与所述处理装置连通。本申请在其内部增加了处理系统，通过处理系统可对待回收的液体进行过滤并加药处理，提高了石油开采的质量与效率，将低了污水的排放量，增强了石油开采的环保性。
The application discloses a wellhead oil production system for mechanical oil production. The Christmas tree includes an oil pipe, the top of the oil pipe is provided with an oil pipe head, the two sides of the oil pipe head are respectively provided with a production gate and a casing gate, and the top of the oil pipe head is provided with a production gate and a casing gate. There is a main gate, the top of the main gate is respectively connected with the production gate, the oil nozzle and the wax cleaning gate, and the top of the wax cleaning gate is provided with an oil pressure gauge; the oil pumping system is communicated with the output end of the Christmas tree ; The processing system includes a filtering device, a dosing device and a processing device, the input end of the filtering device is communicated with the oil pumping system, the output end of the filtering device is communicated with the dosing device, and the feeding device is The drug device output is in communication with the processing device. The present application adds a treatment system inside the treatment system, through which the liquid to be recovered can be filtered and treated with chemicals, which improves the quality and efficiency of oil extraction, reduces the discharge of sewage, and enhances the environmental protection of oil extraction.
Description
Technical Field
The application relates to the technical field of mechanical oil extraction, in particular to a wellhead oil extraction system for mechanical oil extraction.
Background
When the energy of the oil layer is not enough to maintain the self-blowing, the crude oil can be lifted out of the wellhead only by artificially supplementing energy from the ground, and if the energy is supplemented in a mode of extracting the oil out of the ground by using mechanical energy, the method is called mechanical oil extraction; at present, mechanical oil extraction devices at home and abroad mainly comprise a sucker rod pump and a rodless pump, wherein ground power equipment of the sucker rod pump drives an oil pumping machine and drives a deep well pump through a sucker rod, and the rodless pump does not use the sucker rod to transmit power; at present, the rodless pumps are various, such as hydraulic piston pumps, electric submersible centrifugal pumps, jet pumps, vibrating pumps, screw pumps and the like, and the most widely applied at present are deep-well pumping devices of beam-pumping units, because the device has the advantages of reasonable structure, durability, convenient management and wide application range.
Traditional well head oil recovery system function generally all is comparatively single, can produce the waste liquid when using, is not convenient for treat the recovery of handling of retrieving liquid, comparatively extravagant energy. Therefore, a wellhead oil production system for mechanical oil production is provided for solving the problems.
Disclosure of Invention
A well head oil production system for mechanical oil production comprises a Christmas tree, an oil pumping system, a processing system and a crude oil transportation system;
the Christmas tree comprises an oil pipe, the top end of the oil pipe is provided with an oil pipe head, two sides of the oil pipe head are respectively provided with a production gate and a casing gate, the top end of the oil pipe head is provided with a main gate, the top end of the main gate is respectively communicated with the production gate, an oil nozzle and a paraffin removal gate, and the top end of the paraffin removal gate is provided with an oil pressure gauge;
the oil pumping system is communicated with the output end of the Christmas tree;
the treatment system comprises a filtering device, a dosing device and a treatment device, wherein the input end of the filtering device is communicated with the oil pumping system, the output end of the filtering device is communicated with the dosing device, and the output end of the dosing device is communicated with the treatment device;
the crude oil transportation system is communicated with the oil pumping system and the processing system.
Further, the oil well is opened in the ground surface and runs through to inside the oil reservoir, and the inside sleeve pipe that is equipped with of oil well, and oil pipe cup joints inside the sleeve pipe.
Further, filter equipment is including filtering the jar body, filter equipment's input is located and filters a jar body top, filter equipment's output is located and filters a jar body bottom, it is equipped with the blowoff valve to filter jar body bottom, just what filter jar internal portion adopted is detachable structure.
Further, charge device is including mixing medicinal cupping, rabbling mechanism and dosing mechanism, and the rabbling mechanism can stir the configuration to the medicine and become the solution, can carry solution to through dosing mechanism simultaneously inside the processing apparatus.
Further, sodium carbonate or sodium bicarbonate solution is adopted as the medicine.
Further, the treatment device is located above the ground, and the filtering device and the dosing device are located at the upper end of the treatment device.
Further, the processing device can react the liquid medicine with the liquid to be recovered, the processing device is provided with a monitoring instrument, and meanwhile, an observation window is arranged on the side face of the processing device.
Furthermore, the crude oil transportation system comprises an oil well pump and a transportation pipeline, crude oil can be transported to an appointed position through the transportation pipeline through the oil well pump, and meanwhile, a booster pump is additionally arranged inside the transportation pipeline, so that crude oil transportation power is improved.
Further, the oil pumping system generates waste liquid to be recovered, the waste liquid to be recovered is conveyed to the interior of the treatment system, and the waste liquid to be recovered can be treated by the treatment system and can flow back to the interior of the crude oil transportation system again.
Furthermore, the Christmas tree is that a trunk is set up on the oil production well, various instruments are branched on the trunk, and the Christmas tree mainly comprises: the main valve, paraffin removal valve, wing valve, choke, surface safety valve, downhole safety valve, production tree cap, cable penetration device, downhole data line penetration device and various instruments.
Through the above-mentioned embodiment of this application, at its inside processing system that has increased, can treat the liquid of retrieving through processing system and filter and add the medicine processing, improved oil development's quality and efficiency, will hang down the emission of sewage, strengthened oil development's feature of environmental protection.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is a flow chart of an oil recovery system according to an embodiment of the present application;
FIG. 2 is a schematic representation of a tree structure according to an embodiment of the present application;
FIG. 3 is a flow diagram of a processing system according to an embodiment of the present application.
In the figure: 1. a ground surface; 2. an oil layer; 3. an oil pipe; 4. a sleeve; 5. a tubing head; 6. a casing gate; 7. a main gate; 8. producing a gate; 9. a nozzle tip; 10. a paraffin removal gate; 11. an oil pressure gauge.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
The wellhead oil production system in this embodiment may be applicable to various oil production devices, for example, the following oil well dosing automatic control device is provided in this embodiment, and the wellhead oil production system in this embodiment may be used to use the following oil well dosing automatic control device.
The petroleum well dosing automatic control device comprises a protective box, a barrel-shaped heat preservation shell, a liquid medicine containing barrel, a barrel cover, a liquid level sensor, a temperature sensor, an electric tracing band, a liquid medicine inlet pump pipe, a filter, a pipeline cleaning three-way valve with three valve ports, a controller, a plunger pump, a liquid medicine outlet pump pipe, a pressure sensor, a discharge three-way valve with three valve ports, a main switch valve and a check valve; the pipeline cleaning three-way valve and the discharge three-way valve are respectively provided with three mutually communicated valve ports, namely a first valve port, a second valve port and a third valve port, and valve cores capable of opening and closing the three valve ports respectively; when the automatic dosing control device for the petroleum well is in a working state, a barrel-shaped heat-insulating shell and a liquid medicine containing barrel are fixedly installed in a protective box, the barrel-shaped heat-insulating shell is in full contact with the outer surface of the barrel-shaped heat-insulating shell in a mode of being installed between the protective box and the liquid medicine containing barrel and not blocking a barrel opening arranged at the uppermost end of the liquid medicine containing barrel, so that the peripheral wall of the barrel-shaped heat-insulating shell surrounds the peripheral wall of the liquid medicine containing barrel, an electric tracing band which is circumferentially distributed around the peripheral wall of the liquid medicine containing barrel in a mode of being embedded in a heat-insulating layer formed on the outer surface of the peripheral wall of the liquid medicine containing barrel and is in contact with the liquid medicine containing barrel is fixedly installed on the outer surface of the liquid medicine containing barrel, a barrel cover which seals the barrel opening in a static sealing mode with the liquid medicine containing barrel is fixedly installed on the barrel opening arranged at the uppermost end of the liquid medicine containing barrel, a first insertion hole and a second insertion hole which penetrate through the wall body are fixedly installed on the barrel cover, and a probe of the barrel cover extends into a barrel cavity inside the liquid medicine containing barrel to detect the liquid medicine containing barrel A liquid level sensor which is arranged in the barrel cavity inside the liquid medicine containing barrel and is used for detecting the liquid medicine temperature to be filled and is always inserted into the barrel cavity inside the liquid medicine containing barrel through a second insertion hole, and a probe of the liquid level sensor extends into the barrel cavity inside the liquid medicine containing barrel to detect the liquid medicine temperature to be filled and is stored in the barrel cavity inside the liquid medicine containing barrel, a filter, a pipeline cleaning three-way valve, a controller, a plunger pump, a liquid medicine outlet pump pipe, a pressure sensor, a discharge three-way valve, a main switch valve and a check valve are arranged outside the liquid medicine containing barrel, a flow inlet pipe orifice of the liquid medicine inlet pump pipe is fixedly arranged in the barrel cavity inside the liquid medicine containing barrel and is close to the bottom wall arranged at the lowest end of the liquid medicine containing barrel, the liquid medicine inlet pump pipe passes through the peripheral wall of the liquid medicine containing barrel through a flow outlet hole arranged on the peripheral wall of the liquid medicine containing barrel and sequentially passes through the barrel-shaped heat preservation shell and the wall of the protection box towards the outside of the liquid medicine containing barrel and is extended out of the protection box and is communicated with a flow inlet pump orifice of the plunger pump, the liquid medicine inlet pump pipe penetrates through the liquid outlet hole, the position of the liquid medicine inlet pump pipe is in static seal fit with the liquid outlet hole, the filter and the pipeline cleaning three-way valve are sequentially connected with the liquid medicine inlet pump pipe in series in the direction from the liquid medicine inlet pump pipe inlet pipe orifice to the liquid medicine outlet pipe orifice, the liquid medicine inlet pump pipe inlet pipe orifice passes through the filter, the first valve port and the second valve port of the pipeline cleaning three-way valve in sequence through the liquid medicine inlet pump pipe self pipe cavity, the liquid medicine inlet pump pipe outlet pipe orifice of the pipeline cleaning three-way valve is connected to the liquid medicine inlet pump orifice of the plunger pump, the third valve port of the pipeline cleaning three-way valve is always closed by the valve core corresponding to the third valve port when the plunger pump works, the liquid medicine outlet pump orifice of the plunger pump is communicated with the liquid medicine outlet pump pipe orifice of the liquid medicine outlet pump pipe, the liquid medicine outlet three-way valve, the main switch valve and the check valve are sequentially connected with the liquid medicine outlet pump pipe orifice in series in the direction from the liquid medicine outlet pump pipe inlet pipe orifice to the liquid medicine outlet pump pipe orifice, the liquid medicine outlet pump pipe inlet pipe orifice of the liquid medicine outlet pump pipe outlet pipe orifice of the liquid medicine outlet pipe pump pipe orifice passes through the first valve port of the liquid medicine outlet three-way in sequence, the liquid medicine outlet valve port, The main switch valve and the check valve are connected to an outflow pipe orifice of the liquid medicine outflow pump pipe, a pipe section of the liquid medicine outflow pump pipe, which is positioned between the inflow pipe orifice and the outflow three-way valve, is provided with a third insertion hole penetrating through the pipe wall of the liquid medicine outflow pump pipe, and a pressure sensor which always penetrates through the third insertion hole and has a probe extending into the pipe cavity of the pipe section to detect the pressure of the liquid medicine flowing through the pipe cavity of the pipe section is arranged on the pipe section of the liquid medicine outflow pump pipe, which is positioned between the inflow pipe orifice and the outflow three-way valve; the controller can control whether the electric tracing band works to heat the liquid medicine to be filled stored in the barrel cavity of the liquid medicine containing barrel through the peripheral wall of the barrel of the liquid medicine containing barrel according to a temperature numerical value signal of the liquid medicine to be filled stored in the barrel cavity of the liquid medicine containing barrel detected by the temperature sensor, can control whether the plunger pump works to enable the liquid medicine to be filled stored in the barrel cavity of the liquid medicine containing barrel to pass through the self tube cavity of the liquid medicine inlet pump pipe from the barrel cavity of the liquid medicine containing barrel through the filter and the first valve port of the pipeline cleaning three-way valve, which is opened by the valve core corresponding to the first valve port of the pipeline cleaning three-way valve, and open the second valve port by the valve core corresponding to the second valve port of the pipeline cleaning three-way valve, and can control whether the plunger pump stops according to a pressure numerical value signal of the liquid medicine to be filled, which is detected by the pressure sensor and flows through the liquid medicine outlet pump pipe The valve core corresponding to the third valve port of the discharge three-way valve stops working and/or controls whether the third valve port of the discharge three-way valve is opened or not so as to enable part of the liquid medicine to be filled flowing through the liquid medicine outlet pump pipe to leave the liquid medicine outlet pump pipe in a mode that the first valve port is opened by the valve core corresponding to the first valve port of the discharge three-way valve and the valve core corresponding to the third valve port of the discharge three-way valve is opened by the third valve port and then the liquid medicine flows out of the liquid medicine outlet pump pipe.
Of course, the present embodiment can be used for other oil production facilities. The description is omitted, and the wellhead oil production system of the embodiment of the application is introduced below.
Referring to fig. 1-3, a wellhead oil production system for mechanical oil production comprises a Christmas tree, an oil pumping system, a processing system and a crude oil transportation system;
the Christmas tree comprises an oil pipe 3, the top end of the oil pipe 3 is provided with an oil pipe head 5, two sides of the oil pipe head 5 are respectively provided with a production gate 8 and a casing gate 6, the top end of the oil pipe head 5 is provided with a main gate 7, the top end of the main gate 7 is respectively communicated with the production gate 8, an oil nozzle 9 and a paraffin removal gate 10, and the top end of the paraffin removal gate 10 is provided with an oil pressure gauge 11;
the oil pumping system is communicated with the output end of the Christmas tree;
the treatment system comprises a filtering device, a dosing device and a treatment device, wherein the input end of the filtering device is communicated with the oil pumping system, the output end of the filtering device is communicated with the dosing device, and the output end of the dosing device is communicated with the treatment device;
the crude oil transportation system is communicated with the oil pumping system and the processing system.
Further, the oil well is opened on the surface of the ground 1 and runs through to the inside of the oil layer 2, a sleeve 4 is arranged inside the oil well, and the oil pipe 3 is sleeved inside the sleeve 4.
Further, filter equipment is including filtering the jar body, filter equipment's input is located and filters a jar body top, filter equipment's output is located and filters a jar body bottom, it is equipped with the blowoff valve to filter jar body bottom, just what filter jar internal portion adopted is detachable structure.
Further, charge device is including mixing medicinal cupping, rabbling mechanism and dosing mechanism, and the rabbling mechanism can stir the configuration to the medicine and become the solution, can carry solution to through dosing mechanism simultaneously inside the processing apparatus.
Further, sodium carbonate or sodium bicarbonate solution is adopted as the medicine.
Further, the processing device is located above the ground 1, and the filtering device and the dosing device are both located at the upper end of the processing device.
Further, the processing device can react the liquid medicine with the liquid to be recovered, the processing device is provided with a monitoring instrument, and meanwhile, an observation window is arranged on the side face of the processing device.
Furthermore, the crude oil transportation system comprises an oil well pump and a transportation pipeline, crude oil can be transported to an appointed position through the transportation pipeline through the oil well pump, and meanwhile, a booster pump is additionally arranged inside the transportation pipeline, so that crude oil transportation power is improved.
Further, the oil pumping system generates waste liquid to be recovered, the waste liquid to be recovered is conveyed to the interior of the treatment system, and the waste liquid to be recovered can be treated by the treatment system and can flow back to the interior of the crude oil transportation system again.
Furthermore, the Christmas tree is that a trunk is set up on the oil production well, various instruments are branched on the trunk, and the Christmas tree mainly comprises: the main valve, paraffin removal valve, wing valve, oil nozzle 9, surface 1 safety valve, downhole safety valve, production tree cap, cable penetration device, downhole data line penetration device and various instruments.
The application has the advantages that: this application has increased processing system in its inside, can treat the liquid of retrieving through processing system and filter and add the medicine and handle, has improved the quality and the efficiency of oil development, will hang down the emission of sewage, has strengthened the environmental protection nature of oil development.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. The utility model provides a well head oil recovery system for mechanical oil recovery which characterized in that: the system comprises a Christmas tree, an oil pumping system, a processing system and a crude oil transportation system;
the Christmas tree comprises an oil pipe (3), the top end of the oil pipe (3) is provided with an oil pipe head (5), two sides of the oil pipe head (5) are respectively provided with a production gate (8) and a casing gate (6), the top end of the oil pipe head (5) is provided with a main gate (7), the top end of the main gate (7) is respectively communicated with the production gate (8), an oil nozzle (9) and a paraffin removal gate (10), and the top end of the paraffin removal gate (10) is provided with an oil pressure gauge (11);
the oil pumping system is communicated with the output end of the Christmas tree;
the treatment system comprises a filtering device, a dosing device and a treatment device, wherein the input end of the filtering device is communicated with the oil pumping system, the output end of the filtering device is communicated with the dosing device, and the output end of the dosing device is communicated with the treatment device;
the crude oil transportation system is communicated with the oil pumping system and the processing system.
2. A wellhead oil recovery system for mechanical oil recovery as claimed in claim 1 wherein:
the oil well is arranged on the surface of the ground (1) and penetrates into the oil layer (2), the sleeve (4) is arranged inside the oil well, and the oil pipe (3) is sleeved inside the sleeve (4).
3. A wellhead oil recovery system for mechanical oil recovery as claimed in claim 1 wherein:
the filter device comprises a filter tank body, the input end of the filter device is positioned at the top end of the filter tank body, the output end of the filter device is positioned at the bottom end of the filter tank body, the bottom end of the filter tank body is provided with a blowoff valve, and the filter tank body is internally provided with a detachable structure.
4. A wellhead oil recovery system for mechanical oil recovery as claimed in claim 1 wherein:
the medicine adding device comprises a medicine mixing tank, a stirring mechanism and a medicine adding mechanism, wherein the stirring mechanism can stir the medicine to prepare the medicine into a solution, and the solution can be conveyed to the inside of the treatment device through the medicine adding mechanism.
5. A wellhead oil recovery system for mechanical oil recovery as claimed in claim 4 wherein:
the above medicine is sodium carbonate or sodium bicarbonate solution.
6. A wellhead oil recovery system for mechanical oil recovery as claimed in claim 1 wherein:
the treatment device is positioned above the ground (1), and the filtering device and the dosing device are both positioned at the upper end of the treatment device.
7. A wellhead oil recovery system for mechanical oil recovery as claimed in claim 1 wherein:
the treatment device can react the liquid medicine with the liquid to be recovered, is provided with a monitoring instrument and is provided with an observation window on the side surface.
8. A wellhead oil recovery system for mechanical oil recovery as claimed in claim 1 wherein:
the crude oil transportation system comprises an oil well pump and a transportation pipeline, crude oil can be transported to an appointed position through the transportation pipeline through the oil well pump, and meanwhile, a booster pump is additionally arranged inside the transportation pipeline, so that crude oil transportation power is improved.
9. A wellhead oil recovery system for mechanical oil recovery as claimed in claim 1 wherein:
the oil pumping system can generate waste liquid to be recovered, the waste liquid to be recovered can be conveyed to the interior of the treatment system, and the waste liquid to be recovered can be treated by the treatment system and can flow back to the interior of the crude oil transportation system again.
10. A wellhead oil recovery system for mechanical oil recovery as claimed in claim 1 wherein:
the Christmas tree is characterized in that a trunk is set up on a production well, various instruments are grown on the upper branches, and the Christmas tree mainly comprises: the device comprises a main valve, a paraffin removal valve, a wing valve, a choke (9), a surface (1) safety valve, a downhole safety valve, a production tree cap, a cable penetrating device, a downhole data line penetrating device, various instruments and the like.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111238533.XA CN113958304A (en) | 2021-10-25 | 2021-10-25 | A wellhead oil production system for mechanical oil production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111238533.XA CN113958304A (en) | 2021-10-25 | 2021-10-25 | A wellhead oil production system for mechanical oil production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113958304A true CN113958304A (en) | 2022-01-21 |
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| CN202111238533.XA Pending CN113958304A (en) | 2021-10-25 | 2021-10-25 | A wellhead oil production system for mechanical oil production |
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